1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */
2 /* this file is part of evince, a gnome document viewer
4 * Copyright (C) 2004 Red Hat, Inc
6 * Evince is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * Evince is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
24 #include <gtk/gtkalignment.h>
25 #include <glib/gi18n.h>
26 #include <gtk/gtkbindings.h>
27 #include <gtk/gtkselection.h>
28 #include <gtk/gtkclipboard.h>
29 #include <gdk/gdkkeysyms.h>
30 #include <libgnomevfs/gnome-vfs-utils.h>
32 #include "ev-marshal.h"
34 #include "ev-view-private.h"
36 #include "ev-selection.h"
37 #include "ev-document-links.h"
38 #include "ev-document-find.h"
39 #include "ev-document-misc.h"
41 #include "ev-job-queue.h"
42 #include "ev-page-cache.h"
43 #include "ev-pixbuf-cache.h"
44 #include "ev-tooltip.h"
46 #define EV_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), EV_TYPE_VIEW, EvViewClass))
47 #define EV_IS_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), EV_TYPE_VIEW))
48 #define EV_VIEW_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), EV_TYPE_VIEW, EvViewClass))
66 SIGNAL_BINDING_ACTIVATED,
78 TARGET_TEXT_BUFFER_CONTENTS
81 static const GtkTargetEntry targets[] = {
82 { "STRING", 0, TARGET_STRING },
83 { "TEXT", 0, TARGET_TEXT },
84 { "COMPOUND_TEXT", 0, TARGET_COMPOUND_TEXT },
85 { "UTF8_STRING", 0, TARGET_UTF8_STRING },
88 static guint signals[N_SIGNALS];
93 } EvViewFindDirection;
95 #define ZOOM_IN_FACTOR 1.2
96 #define ZOOM_OUT_FACTOR (1.0/ZOOM_IN_FACTOR)
98 #define MIN_SCALE 0.05409
101 #define SCROLL_TIME 150
104 static void scroll_to_current_page (EvView *view,
105 GtkOrientation orientation);
106 static void ev_view_set_scroll_adjustments (EvView *view,
107 GtkAdjustment *hadjustment,
108 GtkAdjustment *vadjustment);
109 static void view_update_range_and_current_page (EvView *view);
110 static void set_scroll_adjustment (EvView *view,
111 GtkOrientation orientation,
112 GtkAdjustment *adjustment);
113 static void ev_view_set_scroll_adjustments (EvView *view,
114 GtkAdjustment *hadjustment,
115 GtkAdjustment *vadjustment);
116 static void add_scroll_binding_keypad (GtkBindingSet *binding_set,
118 GdkModifierType modifiers,
120 gboolean horizontal);
121 static void ensure_rectangle_is_visible (EvView *view,
124 /*** Geometry computations ***/
125 static void compute_border (EvView *view,
129 static void get_page_y_offset (EvView *view,
133 static gboolean get_page_extents (EvView *view,
135 GdkRectangle *page_area,
137 static void view_rect_to_doc_rect (EvView *view,
138 GdkRectangle *view_rect,
139 GdkRectangle *page_area,
140 EvRectangle *doc_rect);
141 static void doc_rect_to_view_rect (EvView *view,
143 EvRectangle *doc_rect,
144 GdkRectangle *view_rect);
145 static void find_page_at_location (EvView *view,
151 static gboolean doc_point_to_view_point (EvView *view,
154 GdkPoint *view_point);
156 static EvLink * ev_view_get_link_at_location (EvView *view,
159 static char* tip_from_link (EvView *view,
161 static void handle_link_over_xy (EvView *view,
164 /*** GtkWidget implementation ***/
165 static void ev_view_size_request_continuous_dual_page (EvView *view,
166 GtkRequisition *requisition);
167 static void ev_view_size_request_continuous (EvView *view,
168 GtkRequisition *requisition);
169 static void ev_view_size_request_dual_page (EvView *view,
170 GtkRequisition *requisition);
171 static void ev_view_size_request_single_page (EvView *view,
172 GtkRequisition *requisition);
173 static void ev_view_size_request (GtkWidget *widget,
174 GtkRequisition *requisition);
175 static void ev_view_size_allocate (GtkWidget *widget,
176 GtkAllocation *allocation);
177 static void ev_view_realize (GtkWidget *widget);
178 static gboolean ev_view_scroll_event (GtkWidget *widget,
179 GdkEventScroll *event);
180 static gboolean ev_view_expose_event (GtkWidget *widget,
181 GdkEventExpose *event);
182 static gboolean ev_view_popup_menu (GtkWidget *widget);
183 static gboolean ev_view_button_press_event (GtkWidget *widget,
184 GdkEventButton *event);
185 static gboolean ev_view_motion_notify_event (GtkWidget *widget,
186 GdkEventMotion *event);
187 static gboolean ev_view_button_release_event (GtkWidget *widget,
188 GdkEventButton *event);
189 static gboolean ev_view_enter_notify_event (GtkWidget *widget,
190 GdkEventCrossing *event);
191 static gboolean ev_view_leave_notify_event (GtkWidget *widget,
192 GdkEventCrossing *event);
193 static void ev_view_style_set (GtkWidget *widget,
194 GtkStyle *old_style);
196 static AtkObject *ev_view_get_accessible (GtkWidget *widget);
199 static guint32 ev_gdk_color_to_rgb (const GdkColor *color);
200 static void draw_rubberband (GtkWidget *widget,
202 const GdkRectangle *rect,
204 static void highlight_find_results (EvView *view,
206 static void draw_one_page (EvView *view,
208 GdkRectangle *page_area,
210 GdkRectangle *expose_area,
211 gboolean *page_ready);
212 static void draw_loading_text (EvView *view,
213 GdkRectangle *page_area,
214 GdkRectangle *expose_area);
217 static void find_changed_cb (EvDocument *document,
220 static void job_finished_cb (EvPixbufCache *pixbuf_cache,
222 static void page_changed_cb (EvPageCache *page_cache,
225 static void on_adjustment_value_changed (GtkAdjustment *adjustment,
229 static void ev_view_finalize (GObject *object);
230 static void ev_view_destroy (GtkObject *object);
231 static void ev_view_set_property (GObject *object,
235 static void ev_view_get_property (GObject *object,
239 static void ev_view_class_init (EvViewClass *class);
240 static void ev_view_init (EvView *view);
242 /*** Zoom and sizing ***/
243 static double zoom_for_size_fit_width (int doc_width,
248 static double zoom_for_size_fit_height (int doc_width,
253 static double zoom_for_size_best_fit (int doc_width,
259 static void ev_view_zoom_for_size_presentation (EvView *view,
262 static void ev_view_zoom_for_size_continuous_and_dual_page (EvView *view,
267 static void ev_view_zoom_for_size_continuous (EvView *view,
272 static void ev_view_zoom_for_size_dual_page (EvView *view,
277 static void ev_view_zoom_for_size_single_page (EvView *view,
283 static GdkCursor* ev_view_create_invisible_cursor (void);
284 static void ev_view_set_cursor (EvView *view,
285 EvViewCursor new_cursor);
287 /*** Status messages ***/
288 static void ev_view_set_status (EvView *view,
289 const char *message);
290 static void update_find_status_message (EvView *view,
292 static void ev_view_set_find_status (EvView *view,
293 const char *message);
295 static void jump_to_find_result (EvView *view);
296 static void jump_to_find_page (EvView *view,
297 EvViewFindDirection direction,
301 static void compute_selections (EvView *view,
304 static void clear_selection (EvView *view);
305 static void selection_free (EvViewSelection *selection);
306 static char* get_selected_text (EvView *ev_view);
307 static void ev_view_primary_get_cb (GtkClipboard *clipboard,
308 GtkSelectionData *selection_data,
311 static void ev_view_primary_clear_cb (GtkClipboard *clipboard,
313 static void ev_view_update_primary_selection (EvView *ev_view);
316 G_DEFINE_TYPE (EvView, ev_view, GTK_TYPE_WIDGET)
319 scroll_to_current_page (EvView *view, GtkOrientation orientation)
323 if (view->document == NULL) {
327 doc_point_to_view_point (view, view->current_page, &view->pending_point, &view_point);
329 if (orientation == GTK_ORIENTATION_VERTICAL) {
330 view->pending_point.y = 0;
332 view->pending_point.x = 0;
335 if (orientation == GTK_ORIENTATION_VERTICAL) {
336 if (view->continuous) {
337 gtk_adjustment_clamp_page (view->vadjustment,
338 view_point.y - view->spacing / 2,
339 view_point.y + view->vadjustment->page_size);
341 gtk_adjustment_set_value (view->vadjustment,
343 view->vadjustment->lower,
344 view->vadjustment->upper -
345 view->vadjustment->page_size));
348 if (view->dual_page) {
349 gtk_adjustment_clamp_page (view->hadjustment,
351 view_point.x + view->hadjustment->page_size);
353 gtk_adjustment_set_value (view->hadjustment,
355 view->hadjustment->lower,
356 view->hadjustment->upper -
357 view->hadjustment->page_size));
363 view_set_adjustment_values (EvView *view,
364 GtkOrientation orientation)
366 GtkWidget *widget = GTK_WIDGET (view);
367 GtkAdjustment *adjustment;
374 if (orientation == GTK_ORIENTATION_HORIZONTAL) {
375 requisition = widget->requisition.width;
376 allocation = widget->allocation.width;
377 adjustment = view->hadjustment;
379 requisition = widget->requisition.height;
380 allocation = widget->allocation.height;
381 adjustment = view->vadjustment;
388 switch (view->pending_scroll) {
389 case SCROLL_TO_KEEP_POSITION:
390 case SCROLL_TO_FIND_LOCATION:
391 factor = (adjustment->value) / adjustment->upper;
393 case SCROLL_TO_PAGE_POSITION:
395 case SCROLL_TO_CENTER:
396 factor = (adjustment->value + adjustment->page_size * 0.5) / adjustment->upper;
400 adjustment->page_size = allocation;
401 adjustment->step_increment = allocation * 0.1;
402 adjustment->page_increment = allocation * 0.9;
403 adjustment->lower = 0;
404 adjustment->upper = MAX (allocation, requisition);
407 * We add 0.5 to the values before to average out our rounding errors.
409 switch (view->pending_scroll) {
410 case SCROLL_TO_KEEP_POSITION:
411 case SCROLL_TO_FIND_LOCATION:
412 new_value = CLAMP (adjustment->upper * factor + 0.5, 0, adjustment->upper - adjustment->page_size);
413 gtk_adjustment_set_value (adjustment, (int)new_value);
415 case SCROLL_TO_PAGE_POSITION:
416 scroll_to_current_page (view, orientation);
418 case SCROLL_TO_CENTER:
419 new_value = CLAMP (adjustment->upper * factor - adjustment->page_size * 0.5 + 0.5,
420 0, adjustment->upper - adjustment->page_size);
421 gtk_adjustment_set_value (adjustment, (int)new_value);
425 gtk_adjustment_changed (adjustment);
429 view_update_range_and_current_page (EvView *view)
432 gint best_current_page = -1;
434 /* Presentation trumps all other modes */
435 if (view->presentation) {
436 view->start_page = view->current_page;
437 view->end_page = view->current_page;
438 } else if (view->continuous) {
439 GdkRectangle current_area, unused, page_area;
441 gboolean found = FALSE;
442 gint area_max = -1, area;
445 if (!(view->vadjustment && view->hadjustment))
448 current_area.x = view->hadjustment->value;
449 current_area.width = view->hadjustment->upper;
450 current_area.y = view->vadjustment->value;
451 current_area.height = view->vadjustment->page_size;
453 for (i = 0; i < ev_page_cache_get_n_pages (view->page_cache); i++) {
455 get_page_extents (view, i, &page_area, &border);
457 if (gdk_rectangle_intersect (¤t_area, &page_area, &unused)) {
458 area = unused.width * unused.height;
462 view->start_page = i;
464 best_current_page = i;
466 if (area > area_max) {
467 best_current_page = (area == area_max) ? MIN (i, best_current_page) : i;
477 } else if (view->dual_page) {
478 if (view->current_page % 2 == ev_page_cache_get_dual_even_left (view->page_cache)) {
479 view->start_page = view->current_page;
480 if (view->current_page + 1 < ev_page_cache_get_n_pages (view->page_cache))
481 view->end_page = view->start_page + 1;
483 view->end_page = view->start_page;
485 if (view->current_page < 1)
486 view->start_page = view->current_page;
488 view->start_page = view->current_page - 1;
489 view->end_page = view->current_page;
492 view->start_page = view->current_page;
493 view->end_page = view->current_page;
496 best_current_page = MAX (best_current_page, view->start_page);
497 current_page = ev_page_cache_get_current_page (view->page_cache);
499 if ((current_page != best_current_page) && (view->pending_scroll == SCROLL_TO_KEEP_POSITION)) {
500 view->current_page = best_current_page;
501 ev_page_cache_set_current_page (view->page_cache, best_current_page);
504 ev_pixbuf_cache_set_page_range (view->pixbuf_cache,
509 view->selection_info.selections);
513 set_scroll_adjustment (EvView *view,
514 GtkOrientation orientation,
515 GtkAdjustment *adjustment)
517 GtkAdjustment **to_set;
519 if (orientation == GTK_ORIENTATION_HORIZONTAL)
520 to_set = &view->hadjustment;
522 to_set = &view->vadjustment;
524 if (*to_set != adjustment) {
526 g_signal_handlers_disconnect_by_func (*to_set,
527 (gpointer) on_adjustment_value_changed,
529 g_object_unref (*to_set);
532 *to_set = adjustment;
533 view_set_adjustment_values (view, orientation);
536 g_object_ref (*to_set);
537 g_signal_connect (*to_set, "value_changed",
538 G_CALLBACK (on_adjustment_value_changed), view);
544 ev_view_set_scroll_adjustments (EvView *view,
545 GtkAdjustment *hadjustment,
546 GtkAdjustment *vadjustment)
548 set_scroll_adjustment (view, GTK_ORIENTATION_HORIZONTAL, hadjustment);
549 set_scroll_adjustment (view, GTK_ORIENTATION_VERTICAL, vadjustment);
551 on_adjustment_value_changed (NULL, view);
555 add_scroll_binding_keypad (GtkBindingSet *binding_set,
557 GdkModifierType modifiers,
561 guint keypad_keyval = keyval - GDK_Left + GDK_KP_Left;
563 gtk_binding_entry_add_signal (binding_set, keyval, modifiers,
564 "binding_activated", 2,
565 EV_TYPE_SCROLL_TYPE, scroll,
566 G_TYPE_BOOLEAN, horizontal);
567 gtk_binding_entry_add_signal (binding_set, keypad_keyval, modifiers,
568 "binding_activated", 2,
569 EV_TYPE_SCROLL_TYPE, scroll,
570 G_TYPE_BOOLEAN, horizontal);
574 ev_view_scroll (EvView *view,
578 GtkAdjustment *adjustment;
579 double value, increment;
580 gboolean first_page = FALSE;
581 gboolean last_page = FALSE;
583 view->jump_to_find_result = FALSE;
585 if (view->presentation || view->sizing_mode == EV_SIZING_BEST_FIT) {
587 case EV_SCROLL_PAGE_BACKWARD:
588 case EV_SCROLL_STEP_BACKWARD:
589 ev_view_previous_page (view);
591 case EV_SCROLL_PAGE_FORWARD:
592 case EV_SCROLL_STEP_FORWARD:
593 ev_view_next_page (view);
601 /* Assign values for increment and vertical adjustment */
602 adjustment = horizontal ? view->hadjustment : view->vadjustment;
603 increment = adjustment->page_size * 0.75;
604 value = adjustment->value;
606 /* Assign boolean for first and last page */
607 if (view->current_page == 0)
609 if (view->current_page == ev_page_cache_get_n_pages (view->page_cache) - 1)
613 case EV_SCROLL_PAGE_BACKWARD:
614 /* Do not jump backwards if at the first page */
615 if (value == (adjustment->lower) && first_page) {
617 /* At the top of a page, assign the upper bound limit of previous page */
618 } else if (value == (adjustment->lower)) {
619 value = adjustment->upper - adjustment->page_size;
620 ev_view_previous_page (view);
621 /* Jump to the top */
623 value = MAX (value - increment, adjustment->lower);
626 case EV_SCROLL_PAGE_FORWARD:
627 /* Do not jump forward if at the last page */
628 if (value == (adjustment->upper - adjustment->page_size) && last_page) {
630 /* At the bottom of a page, assign the lower bound limit of next page */
631 } else if (value == (adjustment->upper - adjustment->page_size)) {
633 ev_view_next_page (view);
634 /* Jump to the bottom */
636 value = MIN (value + increment, adjustment->upper - adjustment->page_size);
639 case EV_SCROLL_STEP_BACKWARD:
640 value -= adjustment->step_increment;
642 case EV_SCROLL_STEP_FORWARD:
643 value += adjustment->step_increment;
645 case EV_SCROLL_STEP_DOWN:
646 value -= adjustment->step_increment / 10;
648 case EV_SCROLL_STEP_UP:
649 value += adjustment->step_increment / 10;
655 value = CLAMP (value, adjustment->lower,
656 adjustment->upper - adjustment->page_size);
658 gtk_adjustment_set_value (adjustment, value);
664 ensure_rectangle_is_visible (EvView *view, GdkRectangle *rect)
666 GtkWidget *widget = GTK_WIDGET (view);
667 GtkAdjustment *adjustment;
670 view->pending_scroll = SCROLL_TO_FIND_LOCATION;
672 adjustment = view->vadjustment;
674 if (rect->y < adjustment->value) {
675 value = MAX (adjustment->lower, rect->y - MARGIN);
676 gtk_adjustment_set_value (view->vadjustment, value);
677 } else if (rect->y + rect->height >
678 adjustment->value + widget->allocation.height) {
679 value = MIN (adjustment->upper, rect->y + rect->height -
680 widget->allocation.height + MARGIN);
681 gtk_adjustment_set_value (view->vadjustment, value);
684 adjustment = view->hadjustment;
686 if (rect->x < adjustment->value) {
687 value = MAX (adjustment->lower, rect->x - MARGIN);
688 gtk_adjustment_set_value (view->hadjustment, value);
689 } else if (rect->x + rect->height >
690 adjustment->value + widget->allocation.width) {
691 value = MIN (adjustment->upper, rect->x + rect->width -
692 widget->allocation.width + MARGIN);
693 gtk_adjustment_set_value (view->hadjustment, value);
696 gtk_widget_queue_resize (GTK_WIDGET (view));
699 /*** Geometry computations ***/
702 compute_border (EvView *view, int width, int height, GtkBorder *border)
704 if (view->presentation) {
710 ev_document_misc_get_page_border_size (width, height, border);
715 get_page_y_offset (EvView *view, int page, double zoom, int *y_offset)
717 int max_width, offset;
720 g_return_if_fail (y_offset != NULL);
722 ev_page_cache_get_max_width (view->page_cache, view->rotation, zoom, &max_width);
724 compute_border (view, max_width, max_width, &border);
726 if (view->dual_page) {
727 ev_page_cache_get_height_to_page (view->page_cache, page,
728 view->rotation, zoom, NULL, &offset);
729 offset += ((page + ev_page_cache_get_dual_even_left (view->page_cache)) / 2 + 1) * view->spacing + ((page + ev_page_cache_get_dual_even_left (view->page_cache)) / 2 ) * (border.top + border.bottom);
731 ev_page_cache_get_height_to_page (view->page_cache, page,
732 view->rotation, zoom, &offset, NULL);
733 offset += (page + 1) * view->spacing + page * (border.top + border.bottom);
741 get_page_extents (EvView *view,
743 GdkRectangle *page_area,
749 widget = GTK_WIDGET (view);
751 /* Get the size of the page */
752 ev_page_cache_get_size (view->page_cache, page,
756 compute_border (view, width, height, border);
757 page_area->width = width + border->left + border->right;
758 page_area->height = height + border->top + border->bottom;
760 if (view->presentation) {
761 page_area->x = (MAX (0, widget->allocation.width - width))/2;
762 page_area->y = (MAX (0, widget->allocation.height - height))/2;
763 } else if (view->continuous) {
767 ev_page_cache_get_max_width (view->page_cache, view->rotation,
768 view->scale, &max_width);
769 max_width = max_width + border->left + border->right;
770 /* Get the location of the bounding box */
771 if (view->dual_page) {
772 x = view->spacing + ((page % 2 == ev_page_cache_get_dual_even_left (view->page_cache)) ? 0 : 1) * (max_width + view->spacing);
773 x = x + MAX (0, widget->allocation.width - (max_width * 2 + view->spacing * 3)) / 2;
774 if (page % 2 == ev_page_cache_get_dual_even_left (view->page_cache))
775 x = x + (max_width - width - border->left - border->right);
778 x = x + MAX (0, widget->allocation.width - (width + view->spacing * 2)) / 2;
781 get_page_y_offset (view, page, view->scale, &y);
787 if (view->dual_page) {
788 gint width_2, height_2;
789 gint max_width = width;
790 gint max_height = height;
791 GtkBorder overall_border;
794 other_page = (page % 2 == ev_page_cache_get_dual_even_left (view->page_cache)) ? page + 1: page - 1;
796 /* First, we get the bounding box of the two pages */
797 if (other_page < ev_page_cache_get_n_pages (view->page_cache)
798 && (0 <= other_page)) {
799 ev_page_cache_get_size (view->page_cache,
803 &width_2, &height_2);
806 if (height_2 > height)
807 max_height = height_2;
809 compute_border (view, max_width, max_height, &overall_border);
811 /* Find the offsets */
815 /* Adjust for being the left or right page */
816 if (page % 2 == ev_page_cache_get_dual_even_left (view->page_cache))
817 x = x + max_width - width;
819 x = x + (max_width + overall_border.left + overall_border.right) + view->spacing;
821 y = y + (max_height - height)/2;
823 /* Adjust for extra allocation */
824 x = x + MAX (0, widget->allocation.width -
825 ((max_width + overall_border.left + overall_border.right) * 2 + view->spacing * 3))/2;
826 y = y + MAX (0, widget->allocation.height - (height + view->spacing * 2))/2;
831 /* Adjust for extra allocation */
832 x = x + MAX (0, widget->allocation.width - (width + border->left + border->right + view->spacing * 2))/2;
833 y = y + MAX (0, widget->allocation.height - (height + border->top + border->bottom + view->spacing * 2))/2;
844 view_point_to_doc_point (EvView *view,
845 GdkPoint *view_point,
846 GdkRectangle *page_area,
850 *doc_point_x = (double) (view_point->x - page_area->x) / view->scale;
851 *doc_point_y = (double) (view_point->y - page_area->y) / view->scale;
855 view_rect_to_doc_rect (EvView *view,
856 GdkRectangle *view_rect,
857 GdkRectangle *page_area,
858 EvRectangle *doc_rect)
860 doc_rect->x1 = (double) (view_rect->x - page_area->x) / view->scale;
861 doc_rect->y1 = (double) (view_rect->y - page_area->y) / view->scale;
862 doc_rect->x2 = doc_rect->x1 + (double) view_rect->width / view->scale;
863 doc_rect->y2 = doc_rect->y1 + (double) view_rect->height / view->scale;
867 doc_point_to_view_point (EvView *view,
870 GdkPoint *view_point)
872 GdkRectangle page_area;
874 double x, y, view_x, view_y;
877 ev_page_cache_get_size (view->page_cache, page,
882 if (view->rotation == 0) {
885 } else if (view->rotation == 90) {
886 x = width - doc_point->y;
888 } else if (view->rotation == 180) {
889 x = width - doc_point->x;
890 y = height - doc_point->y;
891 } else if (view->rotation == 270) {
893 y = height - doc_point->x;
895 g_assert_not_reached ();
898 get_page_extents (view, page, &page_area, &border);
900 view_x = x * view->scale;
901 view_y = y * view->scale;
902 view_point->x = view_x + page_area.x;
903 view_point->y = view_y + page_area.y;
905 return (view_x > 0 && view_x <= page_area.width &&
906 view_y > 0 && view_y <= page_area.height);
910 doc_rect_to_view_rect (EvView *view,
912 EvRectangle *doc_rect,
913 GdkRectangle *view_rect)
915 GdkRectangle page_area;
920 ev_page_cache_get_size (view->page_cache, page,
925 if (view->rotation == 0) {
928 w = doc_rect->x2 - doc_rect->x1;
929 h = doc_rect->y2 - doc_rect->y1;
930 } else if (view->rotation == 90) {
931 x = width - doc_rect->y2;
933 w = doc_rect->y2 - doc_rect->y1;
934 h = doc_rect->x2 - doc_rect->x1;
935 } else if (view->rotation == 180) {
936 x = width - doc_rect->x2;
937 y = height - doc_rect->y2;
938 w = doc_rect->x2 - doc_rect->x1;
939 h = doc_rect->y2 - doc_rect->y1;
940 } else if (view->rotation == 270) {
942 y = height - doc_rect->x2;
943 w = doc_rect->y2 - doc_rect->y1;
944 h = doc_rect->x2 - doc_rect->x1;
946 g_assert_not_reached ();
949 get_page_extents (view, page, &page_area, &border);
951 view_rect->x = x * view->scale + page_area.x;
952 view_rect->y = y * view->scale + page_area.y;
953 view_rect->width = w * view->scale;
954 view_rect->height = h * view->scale;
958 find_page_at_location (EvView *view,
967 if (view->document == NULL)
974 for (i = view->start_page; i <= view->end_page; i++) {
975 GdkRectangle page_area;
978 if (! get_page_extents (view, i, &page_area, &border))
981 if ((x >= page_area.x + border.left) &&
982 (x < page_area.x + page_area.width - border.right) &&
983 (y >= page_area.y + border.top) &&
984 (y < page_area.y + page_area.height - border.bottom)) {
986 *x_offset = x - (page_area.x + border.left);
987 *y_offset = y - (page_area.y + border.top);
996 location_in_text (EvView *view,
1002 gint x_offset = 0, y_offset = 0;
1004 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1009 region = ev_pixbuf_cache_get_text_mapping (view->pixbuf_cache, page);
1012 return gdk_region_point_in (region, x_offset / view->scale, y_offset / view->scale);
1018 ev_view_get_width (EvView *view)
1020 return GTK_WIDGET (view)->allocation.width;
1024 ev_view_get_height (EvView *view)
1026 return GTK_WIDGET (view)->allocation.height;
1030 location_in_selected_text (EvView *view,
1035 gint x_offset = 0, y_offset = 0;
1036 EvViewSelection *selection;
1039 for (l = view->selection_info.selections; l != NULL; l = l->next) {
1040 selection = (EvViewSelection *)l->data;
1042 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1044 if (page != selection->page)
1047 if (selection->covered_region &&
1048 gdk_region_point_in (selection->covered_region, x_offset, y_offset))
1056 get_doc_point_from_offset (EvView *view,
1066 ev_page_cache_get_size (view->page_cache, page,
1071 x_offset = x_offset / view->scale;
1072 y_offset = y_offset / view->scale;
1074 if (view->rotation == 0) {
1077 } else if (view->rotation == 90) {
1079 y = width - x_offset;
1080 } else if (view->rotation == 180) {
1081 x = width - x_offset;
1082 y = height - y_offset;
1083 } else if (view->rotation == 270) {
1084 x = height - y_offset;
1087 g_assert_not_reached ();
1098 ev_view_get_link_at_location (EvView *view,
1103 gint x_offset = 0, y_offset = 0;
1104 gint x_new = 0, y_new = 0;
1105 GList *link_mapping;
1107 x += view->scroll_x;
1108 y += view->scroll_y;
1110 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1116 if (get_doc_point_from_offset (view, page, x_offset,
1117 y_offset, &x_new, &y_new) == FALSE)
1120 link_mapping = ev_pixbuf_cache_get_link_mapping (view->pixbuf_cache, page);
1123 return ev_link_mapping_find (link_mapping, x_new, y_new);
1129 goto_fitr_dest (EvView *view, EvLinkDest *dest)
1134 zoom = zoom_for_size_best_fit (ev_link_dest_get_right (dest) - ev_link_dest_get_left (dest),
1135 ev_link_dest_get_bottom (dest) - ev_link_dest_get_top (dest),
1136 ev_view_get_width (view),
1137 ev_view_get_height (view), 0, 0);
1139 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
1140 ev_view_set_zoom (view, zoom, FALSE);
1142 doc_point.x = ev_link_dest_get_left (dest);
1143 doc_point.y = ev_link_dest_get_top (dest);
1145 view->current_page = ev_link_dest_get_page (dest);
1146 view->pending_point = doc_point;
1147 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1149 gtk_widget_queue_resize (GTK_WIDGET (view));
1153 goto_fitv_dest (EvView *view, EvLinkDest *dest)
1156 int doc_width, doc_height, page;
1159 page = ev_link_dest_get_page (dest);
1160 ev_page_cache_get_size (view->page_cache, page, 0, 1.0, &doc_width, &doc_height);
1162 doc_point.x = ev_link_dest_get_left (dest);
1165 zoom = zoom_for_size_fit_height (doc_width - doc_point.x , doc_height,
1166 ev_view_get_width (view),
1167 ev_view_get_height (view), 0);
1169 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
1170 ev_view_set_zoom (view, zoom, FALSE);
1172 view->current_page = page;
1173 view->pending_point = doc_point;
1174 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1176 gtk_widget_queue_resize (GTK_WIDGET (view));
1180 goto_fith_dest (EvView *view, EvLinkDest *dest)
1183 int doc_width, doc_height, page;
1186 page = ev_link_dest_get_page (dest);
1187 ev_page_cache_get_size (view->page_cache, page, 0, 1.0, &doc_width, &doc_height);
1190 doc_point.y = ev_link_dest_get_top (dest);
1192 zoom = zoom_for_size_fit_width (doc_width, ev_link_dest_get_top (dest),
1193 ev_view_get_width (view),
1194 ev_view_get_height (view), 0);
1196 ev_view_set_sizing_mode (view, EV_SIZING_FIT_WIDTH);
1197 ev_view_set_zoom (view, zoom, FALSE);
1199 view->current_page = page;
1200 view->pending_point = doc_point;
1201 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1203 gtk_widget_queue_resize (GTK_WIDGET (view));
1207 goto_fit_dest (EvView *view, EvLinkDest *dest)
1210 int doc_width, doc_height;
1213 page = ev_link_dest_get_page (dest);
1214 ev_page_cache_get_size (view->page_cache, page, 0, 1.0, &doc_width, &doc_height);
1216 zoom = zoom_for_size_best_fit (doc_width, doc_height, ev_view_get_width (view),
1217 ev_view_get_height (view), 0, 0);
1219 ev_view_set_sizing_mode (view, EV_SIZING_BEST_FIT);
1220 ev_view_set_zoom (view, zoom, FALSE);
1222 view->current_page = page;
1223 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1225 gtk_widget_queue_resize (GTK_WIDGET (view));
1229 goto_xyz_dest (EvView *view, EvLinkDest *dest)
1235 zoom = ev_link_dest_get_zoom (dest);
1236 page = ev_link_dest_get_page (dest);
1239 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
1240 ev_view_set_zoom (view, zoom, FALSE);
1243 doc_point.x = ev_link_dest_get_left (dest);
1244 doc_point.y = ev_link_dest_get_top (dest);
1246 view->current_page = page;
1247 view->pending_point = doc_point;
1248 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1250 gtk_widget_queue_resize (GTK_WIDGET (view));
1254 goto_dest (EvView *view, EvLinkDest *dest)
1256 EvLinkDestType type;
1259 page = ev_link_dest_get_page (dest);
1260 n_pages = ev_page_cache_get_n_pages (view->page_cache);
1262 if (page < 0 || page >= n_pages)
1265 type = ev_link_dest_get_dest_type (dest);
1268 case EV_LINK_DEST_TYPE_PAGE:
1269 ev_page_cache_set_current_page (view->page_cache, page);
1271 case EV_LINK_DEST_TYPE_FIT:
1272 goto_fit_dest (view, dest);
1274 case EV_LINK_DEST_TYPE_FITH:
1275 goto_fith_dest (view, dest);
1277 case EV_LINK_DEST_TYPE_FITV:
1278 goto_fitv_dest (view, dest);
1280 case EV_LINK_DEST_TYPE_FITR:
1281 goto_fitr_dest (view, dest);
1283 case EV_LINK_DEST_TYPE_XYZ:
1284 goto_xyz_dest (view, dest);
1286 case EV_LINK_DEST_TYPE_PAGE_LABEL:
1287 ev_page_cache_set_page_label (view->page_cache, ev_link_dest_get_page_label (dest));
1290 g_assert_not_reached ();
1295 ev_view_goto_dest (EvView *view, EvLinkDest *dest)
1297 EvLinkDestType type;
1299 type = ev_link_dest_get_dest_type (dest);
1301 if (type == EV_LINK_DEST_TYPE_NAMED) {
1303 const gchar *named_dest;
1305 named_dest = ev_link_dest_get_named_dest (dest);
1306 dest2 = ev_document_links_find_link_dest (EV_DOCUMENT_LINKS (view->document),
1309 goto_dest (view, dest2);
1310 g_object_unref (dest2);
1316 goto_dest (view, dest);
1320 ev_view_handle_link (EvView *view, EvLink *link)
1322 EvLinkAction *action = NULL;
1323 EvLinkActionType type;
1325 action = ev_link_get_action (link);
1329 type = ev_link_action_get_action_type (action);
1332 case EV_LINK_ACTION_TYPE_GOTO_DEST: {
1335 dest = ev_link_action_get_dest (action);
1336 ev_view_goto_dest (view, dest);
1339 case EV_LINK_ACTION_TYPE_GOTO_REMOTE:
1340 case EV_LINK_ACTION_TYPE_EXTERNAL_URI:
1341 case EV_LINK_ACTION_TYPE_LAUNCH:
1342 case EV_LINK_ACTION_TYPE_NAMED:
1343 g_signal_emit (view, signals[SIGNAL_EXTERNAL_LINK], 0, action);
1349 page_label_from_dest (EvView *view, EvLinkDest *dest)
1351 EvLinkDestType type;
1354 type = ev_link_dest_get_dest_type (dest);
1357 case EV_LINK_DEST_TYPE_NAMED: {
1359 const gchar *named_dest;
1361 named_dest = ev_link_dest_get_named_dest (dest);
1362 dest2 = ev_document_links_find_link_dest (EV_DOCUMENT_LINKS (view->document),
1365 msg = ev_page_cache_get_page_label (view->page_cache,
1366 ev_link_dest_get_page (dest2));
1367 g_object_unref (dest2);
1373 msg = ev_page_cache_get_page_label (view->page_cache,
1374 ev_link_dest_get_page (dest));
1381 tip_from_action_named (EvLinkAction *action)
1383 const gchar *name = ev_link_action_get_name (action);
1385 if (g_ascii_strcasecmp (name, "FirstPage") == 0) {
1386 return g_strdup (_("Go to first page"));
1387 } else if (g_ascii_strcasecmp (name, "PrevPage") == 0) {
1388 return g_strdup (_("Go to previous page"));
1389 } else if (g_ascii_strcasecmp (name, "NextPage") == 0) {
1390 return g_strdup (_("Go to next page"));
1391 } else if (g_ascii_strcasecmp (name, "LastPage") == 0) {
1392 return g_strdup (_("Go to last page"));
1393 } else if (g_ascii_strcasecmp (name, "GoToPage") == 0) {
1394 return g_strdup (_("Go to page"));
1395 } else if (g_ascii_strcasecmp (name, "Find") == 0) {
1396 return g_strdup (_("Find"));
1403 tip_from_link (EvView *view, EvLink *link)
1405 EvLinkAction *action;
1406 EvLinkActionType type;
1411 action = ev_link_get_action (link);
1412 title = ev_link_get_title (link);
1415 return title ? g_strdup (title) : NULL;
1417 type = ev_link_action_get_action_type (action);
1420 case EV_LINK_ACTION_TYPE_GOTO_DEST:
1421 page_label = page_label_from_dest (view,
1422 ev_link_action_get_dest (action));
1423 msg = g_strdup_printf (_("Go to page %s"), page_label);
1424 g_free (page_label);
1426 case EV_LINK_ACTION_TYPE_GOTO_REMOTE:
1428 msg = g_strdup_printf (_("Go to %s on file “%s”"), title,
1429 ev_link_action_get_filename (action));
1431 msg = g_strdup_printf (_("Go to file “%s”"),
1432 ev_link_action_get_filename (action));
1436 case EV_LINK_ACTION_TYPE_EXTERNAL_URI:
1437 msg = g_strdup (ev_link_action_get_uri (action));
1439 case EV_LINK_ACTION_TYPE_LAUNCH:
1440 msg = g_strdup_printf (_("Launch %s"),
1441 ev_link_action_get_filename (action));
1443 case EV_LINK_ACTION_TYPE_NAMED:
1444 msg = tip_from_action_named (action);
1448 msg = g_strdup (title);
1456 handle_link_over_xy (EvView *view, gint x, gint y)
1460 link = ev_view_get_link_at_location (view, x, y);
1462 if (view->link_tooltip == NULL) {
1463 view->link_tooltip = ev_tooltip_new (GTK_WIDGET (view));
1466 if (view->hovered_link != link) {
1467 view->hovered_link = link;
1468 ev_tooltip_deactivate (EV_TOOLTIP (view->link_tooltip));
1472 char *msg = tip_from_link (view, link);
1474 if (msg && g_utf8_validate (msg, -1, NULL)) {
1475 EvTooltip *tooltip = EV_TOOLTIP (view->link_tooltip);
1477 ev_tooltip_set_position (tooltip, x, y);
1478 ev_tooltip_set_text (tooltip, msg);
1479 ev_tooltip_activate (tooltip);
1483 ev_view_set_cursor (view, EV_VIEW_CURSOR_LINK);
1484 } else if (location_in_text (view, x + view->scroll_x, y + view->scroll_y)) {
1485 ev_view_set_cursor (view, EV_VIEW_CURSOR_IBEAM);
1487 ev_view_set_status (view, NULL);
1488 if (view->cursor == EV_VIEW_CURSOR_LINK ||
1489 view->cursor == EV_VIEW_CURSOR_IBEAM)
1490 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
1495 /*** GtkWidget implementation ***/
1498 ev_view_size_request_continuous_dual_page (EvView *view,
1499 GtkRequisition *requisition)
1505 ev_page_cache_get_max_width (view->page_cache, view->rotation,
1506 view->scale, &max_width);
1507 compute_border (view, max_width, max_width, &border);
1509 n_pages = ev_page_cache_get_n_pages (view->page_cache) + 1;
1511 requisition->width = (max_width + border.left + border.right) * 2 + (view->spacing * 3);
1512 get_page_y_offset (view, n_pages, view->scale, &requisition->height);
1514 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
1515 requisition->width = 1;
1516 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
1517 requisition->width = 1;
1518 /* FIXME: This could actually be set on one page docs or docs
1519 * with a strange aspect ratio. */
1520 /* requisition->height = 1;*/
1525 ev_view_size_request_continuous (EvView *view,
1526 GtkRequisition *requisition)
1533 ev_page_cache_get_max_width (view->page_cache, view->rotation,
1534 view->scale, &max_width);
1535 n_pages = ev_page_cache_get_n_pages (view->page_cache);
1536 compute_border (view, max_width, max_width, &border);
1538 requisition->width = max_width + (view->spacing * 2) + border.left + border.right;
1539 get_page_y_offset (view, n_pages, view->scale, &requisition->height);
1541 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
1542 requisition->width = 1;
1543 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
1544 requisition->width = 1;
1545 /* FIXME: This could actually be set on one page docs or docs
1546 * with a strange aspect ratio. */
1547 /* requisition->height = 1;*/
1552 ev_view_size_request_dual_page (EvView *view,
1553 GtkRequisition *requisition)
1558 /* Find the largest of the two. */
1559 ev_page_cache_get_size (view->page_cache,
1564 if (view->current_page + 1 < ev_page_cache_get_n_pages (view->page_cache)) {
1565 gint width_2, height_2;
1566 ev_page_cache_get_size (view->page_cache,
1567 view->current_page + 1,
1570 &width_2, &height_2);
1571 if (width_2 > width) {
1576 compute_border (view, width, height, &border);
1578 requisition->width = ((width + border.left + border.right) * 2) +
1579 (view->spacing * 3);
1580 requisition->height = (height + border.top + border.bottom) +
1581 (view->spacing * 2);
1583 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
1584 requisition->width = 1;
1585 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
1586 requisition->width = 1;
1587 requisition->height = 1;
1592 ev_view_size_request_single_page (EvView *view,
1593 GtkRequisition *requisition)
1598 ev_page_cache_get_size (view->page_cache,
1603 compute_border (view, width, height, &border);
1605 requisition->width = width + border.left + border.right + (2 * view->spacing);
1606 requisition->height = height + border.top + border.bottom + (2 * view->spacing);
1608 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
1609 requisition->width = 1;
1610 requisition->height = height + border.top + border.bottom + (2 * view->spacing);
1611 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
1612 requisition->width = 1;
1613 requisition->height = 1;
1618 ev_view_size_request (GtkWidget *widget,
1619 GtkRequisition *requisition)
1621 EvView *view = EV_VIEW (widget);
1623 if (view->document == NULL) {
1624 requisition->width = 1;
1625 requisition->height = 1;
1629 if (view->presentation) {
1630 requisition->width = 1;
1631 requisition->height = 1;
1635 if (view->continuous && view->dual_page)
1636 ev_view_size_request_continuous_dual_page (view, requisition);
1637 else if (view->continuous)
1638 ev_view_size_request_continuous (view, requisition);
1639 else if (view->dual_page)
1640 ev_view_size_request_dual_page (view, requisition);
1642 ev_view_size_request_single_page (view, requisition);
1646 ev_view_size_allocate (GtkWidget *widget,
1647 GtkAllocation *allocation)
1649 EvView *view = EV_VIEW (widget);
1651 if (view->sizing_mode == EV_SIZING_FIT_WIDTH ||
1652 view->sizing_mode == EV_SIZING_BEST_FIT) {
1654 g_signal_emit (view, signals[SIGNAL_ZOOM_INVALID], 0);
1656 ev_view_size_request (widget, &widget->requisition);
1659 view_set_adjustment_values (view, GTK_ORIENTATION_HORIZONTAL);
1660 view_set_adjustment_values (view, GTK_ORIENTATION_VERTICAL);
1663 view_update_range_and_current_page (view);
1665 view->pending_scroll = SCROLL_TO_KEEP_POSITION;
1666 view->pending_resize = FALSE;
1668 GTK_WIDGET_CLASS (ev_view_parent_class)->size_allocate (widget, allocation);
1672 ev_view_realize (GtkWidget *widget)
1674 EvView *view = EV_VIEW (widget);
1675 GdkWindowAttr attributes;
1677 GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
1680 attributes.window_type = GDK_WINDOW_CHILD;
1681 attributes.wclass = GDK_INPUT_OUTPUT;
1682 attributes.visual = gtk_widget_get_visual (widget);
1683 attributes.colormap = gtk_widget_get_colormap (widget);
1685 attributes.x = widget->allocation.x;
1686 attributes.y = widget->allocation.y;
1687 attributes.width = widget->allocation.width;
1688 attributes.height = widget->allocation.height;
1689 attributes.event_mask = GDK_EXPOSURE_MASK |
1690 GDK_BUTTON_PRESS_MASK |
1691 GDK_BUTTON_RELEASE_MASK |
1693 GDK_KEY_PRESS_MASK |
1694 GDK_POINTER_MOTION_MASK |
1695 GDK_POINTER_MOTION_HINT_MASK |
1696 GDK_ENTER_NOTIFY_MASK |
1697 GDK_LEAVE_NOTIFY_MASK;
1699 widget->window = gdk_window_new (gtk_widget_get_parent_window (widget),
1701 GDK_WA_X | GDK_WA_Y |
1704 gdk_window_set_user_data (widget->window, widget);
1705 widget->style = gtk_style_attach (widget->style, widget->window);
1707 if (view->presentation)
1708 gdk_window_set_background (widget->window, &widget->style->black);
1710 gdk_window_set_background (widget->window, &widget->style->mid [GTK_STATE_NORMAL]);
1714 ev_view_scroll_event (GtkWidget *widget, GdkEventScroll *event)
1716 EvView *view = EV_VIEW (widget);
1719 state = event->state & gtk_accelerator_get_default_mod_mask ();
1721 if (state == GDK_CONTROL_MASK && view->presentation == FALSE) {
1722 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
1724 if (event->direction == GDK_SCROLL_UP ||
1725 event->direction == GDK_SCROLL_LEFT) {
1726 if (ev_view_can_zoom_in (view)) {
1727 ev_view_zoom_in (view);
1730 if (ev_view_can_zoom_out (view)) {
1731 ev_view_zoom_out (view);
1738 view->jump_to_find_result = FALSE;
1739 /* Shift+Wheel scrolls the in the perpendicular direction */
1740 if (state & GDK_SHIFT_MASK) {
1741 if (event->direction == GDK_SCROLL_UP)
1742 event->direction = GDK_SCROLL_LEFT;
1743 if (event->direction == GDK_SCROLL_LEFT)
1744 event->direction = GDK_SCROLL_UP;
1745 if (event->direction == GDK_SCROLL_DOWN)
1746 event->direction = GDK_SCROLL_RIGHT;
1747 if (event->direction == GDK_SCROLL_RIGHT)
1748 event->direction = GDK_SCROLL_DOWN;
1750 event->state &= ~GDK_SHIFT_MASK;
1751 state &= ~GDK_SHIFT_MASK;
1754 if (state == 0 && view->presentation) {
1755 switch (event->direction) {
1756 case GDK_SCROLL_DOWN:
1757 case GDK_SCROLL_RIGHT:
1758 ev_view_next_page (view);
1761 case GDK_SCROLL_LEFT:
1762 ev_view_previous_page (view);
1772 static EvViewSelection *
1773 find_selection_for_page (EvView *view,
1778 for (list = view->selection_info.selections; list != NULL; list = list->next) {
1779 EvViewSelection *selection;
1781 selection = (EvViewSelection *) list->data;
1783 if (selection->page == page)
1791 draw_end_presentation_page (EvView *view,
1792 GdkRectangle *page_area)
1794 PangoLayout *layout;
1795 PangoFontDescription *font_desc;
1797 const gchar *text = _("End of presentation. Press Escape to exit.");
1799 if (view->presentation_state != EV_PRESENTATION_END)
1802 layout = gtk_widget_create_pango_layout (GTK_WIDGET (view), NULL);
1803 markup = g_strdup_printf ("<span foreground=\"white\">%s</span>", text);
1804 pango_layout_set_markup (layout, markup, -1);
1807 font_desc = pango_font_description_new ();
1808 pango_font_description_set_size (font_desc, 16 * PANGO_SCALE);
1809 pango_layout_set_font_description (layout, font_desc);
1811 gtk_paint_layout (GTK_WIDGET (view)->style,
1812 GTK_WIDGET (view)->window,
1813 GTK_WIDGET_STATE (view),
1822 pango_font_description_free (font_desc);
1823 g_object_unref (layout);
1827 ev_view_expose_event (GtkWidget *widget,
1828 GdkEventExpose *event)
1830 EvView *view = EV_VIEW (widget);
1833 if (view->presentation) {
1834 switch (view->presentation_state) {
1835 case EV_PRESENTATION_END: {
1836 GdkRectangle area = {0};
1838 area.width = widget->allocation.width;
1839 area.height = widget->allocation.height;
1841 draw_end_presentation_page (view, &area);
1844 case EV_PRESENTATION_BLACK:
1845 case EV_PRESENTATION_WHITE:
1847 case EV_PRESENTATION_NORMAL:
1853 if (view->loading) {
1854 GdkRectangle area = {0};
1856 area.width = widget->allocation.width;
1857 area.height = widget->allocation.height;
1859 draw_loading_text (view,
1864 if (view->document == NULL)
1867 for (i = view->start_page; i <= view->end_page; i++) {
1868 GdkRectangle page_area;
1870 gboolean page_ready = TRUE;
1872 if (!get_page_extents (view, i, &page_area, &border))
1875 page_area.x -= view->scroll_x;
1876 page_area.y -= view->scroll_y;
1878 draw_one_page (view, i, &page_area, &border, &(event->area), &page_ready);
1880 if (page_ready && EV_IS_DOCUMENT_FIND (view->document))
1881 highlight_find_results (view, i);
1888 ev_view_popup_menu (GtkWidget *widget)
1892 EvView *view = EV_VIEW (widget);
1894 gtk_widget_get_pointer (widget, &x, &y);
1895 link = ev_view_get_link_at_location (view, x, y);
1896 g_signal_emit (view, signals[SIGNAL_POPUP_MENU], 0, link);
1901 ev_view_button_press_event (GtkWidget *widget,
1902 GdkEventButton *event)
1904 EvView *view = EV_VIEW (widget);
1907 if (!GTK_WIDGET_HAS_FOCUS (widget)) {
1908 gtk_widget_grab_focus (widget);
1911 view->pressed_button = event->button;
1912 view->selection_info.in_drag = FALSE;
1914 switch (event->button) {
1916 if (view->selection_info.selections) {
1917 if (location_in_selected_text (view,
1918 event->x + view->scroll_x,
1919 event->y + view->scroll_y)) {
1920 view->selection_info.in_drag = TRUE;
1922 clear_selection (view);
1925 gtk_widget_queue_draw (widget);
1928 view->selection_info.start.x = event->x + view->scroll_x;
1929 view->selection_info.start.y = event->y + view->scroll_y;
1933 /* use root coordinates as reference point because
1934 * scrolling changes window relative coordinates */
1935 view->drag_info.start.x = event->x_root;
1936 view->drag_info.start.y = event->y_root;
1937 view->drag_info.hadj = gtk_adjustment_get_value (view->hadjustment);
1938 view->drag_info.vadj = gtk_adjustment_get_value (view->vadjustment);
1940 ev_view_set_cursor (view, EV_VIEW_CURSOR_DRAG);
1944 link = ev_view_get_link_at_location (view, event->x, event->y);
1945 g_signal_emit (view, signals[SIGNAL_POPUP_MENU], 0, link);
1953 ev_view_drag_data_get (GtkWidget *widget,
1954 GdkDragContext *context,
1955 GtkSelectionData *selection_data,
1959 EvView *view = EV_VIEW (widget);
1961 if (view->selection_info.selections &&
1962 ev_document_can_get_text (view->document)) {
1965 text = get_selected_text (view);
1967 gtk_selection_data_set_text (selection_data, text, strlen (text));
1974 selection_update_idle_cb (EvView *view)
1976 compute_selections (view, &view->selection_info.start, &view->motion);
1977 view->selection_update_id = 0;
1982 selection_scroll_timeout_cb (EvView *view)
1984 gint x, y, shift = 0;
1985 GtkWidget *widget = GTK_WIDGET (view);
1987 gtk_widget_get_pointer (widget, &x, &y);
1989 if (y > widget->allocation.height) {
1990 shift = (y - widget->allocation.height) / 2;
1996 gtk_adjustment_set_value (view->vadjustment,
1997 CLAMP (view->vadjustment->value + shift,
1998 view->vadjustment->lower,
1999 view->vadjustment->upper -
2000 view->vadjustment->page_size));
2002 if (x > widget->allocation.width) {
2003 shift = (x - widget->allocation.width) / 2;
2009 gtk_adjustment_set_value (view->hadjustment,
2010 CLAMP (view->hadjustment->value + shift,
2011 view->hadjustment->lower,
2012 view->hadjustment->upper -
2013 view->hadjustment->page_size));
2019 ev_view_motion_notify_event (GtkWidget *widget,
2020 GdkEventMotion *event)
2022 EvView *view = EV_VIEW (widget);
2025 if (!view->document)
2028 if (event->is_hint || event->window != widget->window) {
2029 gtk_widget_get_pointer (widget, &x, &y);
2035 if (view->selection_info.in_drag) {
2036 if (gtk_drag_check_threshold (widget,
2037 view->selection_info.start.x,
2038 view->selection_info.start.y,
2040 GdkDragContext *context;
2041 GtkTargetList *target_list = gtk_target_list_new (NULL, 0);
2043 gtk_target_list_add_text_targets (target_list, 0);
2045 context = gtk_drag_begin (widget, target_list,
2047 1, (GdkEvent *)event);
2049 view->selection_info.in_drag = FALSE;
2051 gtk_target_list_unref (target_list);
2057 /* For the Evince 0.4.x release, we limit selection to un-rotated
2060 if (view->pressed_button == 1 && view->rotation == 0) {
2062 /* Schedule timeout to scroll during selection and additionally
2063 * scroll once to allow arbitrary speed. */
2064 if (!view->selection_scroll_id)
2065 view->selection_scroll_id = g_timeout_add (SCROLL_TIME, (GSourceFunc)selection_scroll_timeout_cb, view);
2067 selection_scroll_timeout_cb (view);
2069 view->selection_info.in_selection = TRUE;
2070 view->motion.x = x + view->scroll_x;
2071 view->motion.y = y + view->scroll_y;
2073 /* Queue an idle to handle the motion. We do this because
2074 * handling any selection events in the motion could be slower
2075 * than new motion events reach us. We always put it in the
2076 * idle to make sure we catch up and don't visibly lag the
2078 if (!view->selection_update_id)
2079 view->selection_update_id = g_idle_add ((GSourceFunc)selection_update_idle_cb, view);
2082 } else if (view->pressed_button == 2) {
2083 if (!view->drag_info.in_drag) {
2086 start = gtk_drag_check_threshold (widget,
2087 view->drag_info.start.x,
2088 view->drag_info.start.y,
2091 view->drag_info.in_drag = start;
2094 if (view->drag_info.in_drag) {
2096 gdouble dhadj_value, dvadj_value;
2098 dx = event->x_root - view->drag_info.start.x;
2099 dy = event->y_root - view->drag_info.start.y;
2101 dhadj_value = view->hadjustment->page_size *
2102 (gdouble)dx / widget->allocation.width;
2103 dvadj_value = view->vadjustment->page_size *
2104 (gdouble)dy / widget->allocation.height;
2106 /* clamp scrolling to visible area */
2107 gtk_adjustment_set_value (view->hadjustment,
2108 MIN(view->drag_info.hadj - dhadj_value,
2109 view->hadjustment->upper -
2110 view->hadjustment->page_size));
2111 gtk_adjustment_set_value (view->vadjustment,
2112 MIN(view->drag_info.vadj - dvadj_value,
2113 view->vadjustment->upper -
2114 view->vadjustment->page_size));
2118 } else if (view->pressed_button <= 0) {
2119 handle_link_over_xy (view, x, y);
2127 ev_view_button_release_event (GtkWidget *widget,
2128 GdkEventButton *event)
2130 EvView *view = EV_VIEW (widget);
2133 if (view->pressed_button == 2) {
2134 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
2137 if (view->document && view->pressed_button == 1) {
2138 link = ev_view_get_link_at_location (view, event->x, event->y);
2143 view->pressed_button = -1;
2144 view->drag_info.in_drag = FALSE;
2146 if (view->selection_scroll_id) {
2147 g_source_remove (view->selection_scroll_id);
2148 view->selection_scroll_id = 0;
2150 if (view->selection_update_id) {
2151 g_source_remove (view->selection_update_id);
2152 view->selection_update_id = 0;
2155 if (view->selection_info.selections) {
2156 ev_view_update_primary_selection (view);
2158 if (view->selection_info.in_drag) {
2159 clear_selection (view);
2160 gtk_widget_queue_draw (widget);
2163 view->selection_info.in_drag = FALSE;
2165 ev_view_handle_link (view, link);
2166 } else if (view->presentation) {
2167 switch (event->button) {
2169 ev_view_next_page (view);
2172 ev_view_previous_page (view);
2181 /* Cut and paste from gtkwindow.c */
2183 send_focus_change (GtkWidget *widget,
2186 GdkEvent *fevent = gdk_event_new (GDK_FOCUS_CHANGE);
2188 g_object_ref (widget);
2191 GTK_WIDGET_SET_FLAGS (widget, GTK_HAS_FOCUS);
2193 GTK_WIDGET_UNSET_FLAGS (widget, GTK_HAS_FOCUS);
2195 fevent->focus_change.type = GDK_FOCUS_CHANGE;
2196 fevent->focus_change.window = g_object_ref (widget->window);
2197 fevent->focus_change.in = in;
2199 gtk_widget_event (widget, fevent);
2201 g_object_notify (G_OBJECT (widget), "has-focus");
2203 g_object_unref (widget);
2204 gdk_event_free (fevent);
2208 ev_view_goto_window_hide (EvView *view)
2210 /* send focus-in event */
2211 send_focus_change (view->goto_entry, FALSE);
2212 gtk_widget_hide (view->goto_window);
2213 gtk_entry_set_text (GTK_ENTRY (view->goto_entry), "");
2217 ev_view_goto_window_delete_event (GtkWidget *widget,
2221 ev_view_goto_window_hide (view);
2227 key_is_numeric (guint keyval)
2229 return ((keyval >= GDK_0 && keyval <= GDK_9) ||
2230 (keyval >= GDK_KP_0 && keyval <= GDK_KP_9));
2234 ev_view_goto_window_key_press_event (GtkWidget *widget,
2238 switch (event->keyval) {
2242 case GDK_ISO_Left_Tab:
2243 ev_view_goto_window_hide (view);
2250 if (!key_is_numeric (event->keyval))
2258 ev_view_goto_window_button_press_event (GtkWidget *widget,
2259 GdkEventButton *event,
2262 ev_view_goto_window_hide (view);
2268 ev_view_goto_entry_activate (GtkEntry *entry,
2274 text = gtk_entry_get_text (entry);
2275 page = atoi (text) - 1;
2277 ev_view_goto_window_hide (view);
2280 page < ev_page_cache_get_n_pages (view->page_cache))
2281 ev_page_cache_set_current_page (view->page_cache, page);
2285 ev_view_goto_window_create (EvView *view)
2287 GtkWidget *frame, *hbox, *toplevel, *label;
2289 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (view));
2291 if (view->goto_window) {
2292 if (GTK_WINDOW (toplevel)->group)
2293 gtk_window_group_add_window (GTK_WINDOW (toplevel)->group,
2294 GTK_WINDOW (view->goto_window));
2295 else if (GTK_WINDOW (view->goto_window)->group)
2296 gtk_window_group_remove_window (GTK_WINDOW (view->goto_window)->group,
2297 GTK_WINDOW (view->goto_window));
2301 view->goto_window = gtk_window_new (GTK_WINDOW_POPUP);
2303 if (GTK_WINDOW (toplevel)->group)
2304 gtk_window_group_add_window (GTK_WINDOW (toplevel)->group,
2305 GTK_WINDOW (view->goto_window));
2307 gtk_window_set_modal (GTK_WINDOW (view->goto_window), TRUE);
2309 g_signal_connect (view->goto_window, "delete_event",
2310 G_CALLBACK (ev_view_goto_window_delete_event),
2312 g_signal_connect (view->goto_window, "key_press_event",
2313 G_CALLBACK (ev_view_goto_window_key_press_event),
2315 g_signal_connect (view->goto_window, "button_press_event",
2316 G_CALLBACK (ev_view_goto_window_button_press_event),
2319 frame = gtk_frame_new (NULL);
2320 gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_ETCHED_IN);
2321 gtk_container_add (GTK_CONTAINER (view->goto_window), frame);
2322 gtk_widget_show (frame);
2324 hbox = gtk_hbox_new (FALSE, 0);
2325 gtk_container_set_border_width (GTK_CONTAINER (hbox), 3);
2326 gtk_container_add (GTK_CONTAINER (frame), hbox);
2327 gtk_widget_show (hbox);
2329 label = gtk_label_new(_("Jump to page:"));
2330 gtk_box_pack_start (GTK_BOX (hbox), label, TRUE, TRUE, 3);
2331 gtk_widget_show (label);
2332 gtk_widget_realize (label);
2334 view->goto_entry = gtk_entry_new ();
2335 g_signal_connect (view->goto_entry, "activate",
2336 G_CALLBACK (ev_view_goto_entry_activate),
2338 gtk_box_pack_start_defaults (GTK_BOX (hbox), view->goto_entry);
2339 gtk_widget_show (view->goto_entry);
2340 gtk_widget_realize (view->goto_entry);
2344 ev_view_goto_entry_grab_focus (EvView *view)
2346 GtkWidgetClass *entry_parent_class;
2348 entry_parent_class = g_type_class_peek_parent (GTK_ENTRY_GET_CLASS (view->goto_entry));
2349 (entry_parent_class->grab_focus) (view->goto_entry);
2351 send_focus_change (view->goto_entry, TRUE);
2355 ev_view_goto_window_send_key_event (EvView *view,
2358 GdkEventKey *new_event;
2361 /* Move goto window off screen */
2362 screen = gtk_widget_get_screen (GTK_WIDGET (view));
2363 gtk_window_move (GTK_WINDOW (view->goto_window),
2364 gdk_screen_get_width (screen) + 1,
2365 gdk_screen_get_height (screen) + 1);
2366 gtk_widget_show (view->goto_window);
2368 new_event = (GdkEventKey *) gdk_event_copy (event);
2369 g_object_unref (new_event->window);
2370 new_event->window = g_object_ref (view->goto_window->window);
2371 gtk_widget_realize (view->goto_window);
2373 gtk_widget_event (view->goto_window, (GdkEvent *)new_event);
2374 gdk_event_free ((GdkEvent *)new_event);
2375 gtk_widget_hide (view->goto_window);
2379 ev_view_key_press_event (GtkWidget *widget,
2382 EvView *view = EV_VIEW (widget);
2383 EvPresentationState current;
2385 if (!view->presentation ||
2386 view->presentation_state == EV_PRESENTATION_END)
2387 return gtk_bindings_activate_event (GTK_OBJECT (widget), event);
2390 current = view->presentation_state;
2392 switch (event->keyval) {
2395 view->presentation_state =
2396 (view->presentation_state == EV_PRESENTATION_BLACK) ?
2397 EV_PRESENTATION_NORMAL : EV_PRESENTATION_BLACK;
2401 view->presentation_state =
2402 (view->presentation_state == EV_PRESENTATION_WHITE) ?
2403 EV_PRESENTATION_NORMAL : EV_PRESENTATION_WHITE;
2406 if (view->presentation_state == EV_PRESENTATION_BLACK ||
2407 view->presentation_state == EV_PRESENTATION_WHITE) {
2408 view->presentation_state = EV_PRESENTATION_NORMAL;
2412 if (current == view->presentation_state) {
2413 if (ev_page_cache_get_n_pages (view->page_cache) > 1 &&
2414 key_is_numeric (event->keyval)) {
2417 ev_view_goto_window_create (view);
2418 ev_view_goto_window_send_key_event (view, (GdkEvent *)event);
2419 gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
2420 gtk_window_move (GTK_WINDOW (view->goto_window), x, y);
2421 gtk_widget_show (view->goto_window);
2422 ev_view_goto_entry_grab_focus (view);
2427 return gtk_bindings_activate_event (GTK_OBJECT (widget), event);
2430 switch (view->presentation_state) {
2431 case EV_PRESENTATION_NORMAL:
2432 case EV_PRESENTATION_BLACK:
2433 gdk_window_set_background (widget->window,
2434 &widget->style->black);
2436 case EV_PRESENTATION_WHITE:
2437 gdk_window_set_background (widget->window,
2438 &widget->style->white);
2441 return gtk_bindings_activate_event (GTK_OBJECT (widget), event);
2444 gtk_widget_queue_draw (widget);
2449 ev_view_focus_in (GtkWidget *widget,
2450 GdkEventFocus *event)
2452 if (EV_VIEW (widget)->pixbuf_cache)
2453 ev_pixbuf_cache_style_changed (EV_VIEW (widget)->pixbuf_cache);
2454 gtk_widget_queue_draw (widget);
2460 ev_view_focus_out (GtkWidget *widget,
2461 GdkEventFocus *event)
2463 if (EV_VIEW (widget)->goto_window)
2464 ev_view_goto_window_hide (EV_VIEW (widget));
2466 if (EV_VIEW (widget)->pixbuf_cache)
2467 ev_pixbuf_cache_style_changed (EV_VIEW (widget)->pixbuf_cache);
2468 gtk_widget_queue_draw (widget);
2474 ev_view_leave_notify_event (GtkWidget *widget, GdkEventCrossing *event)
2476 EvView *view = EV_VIEW (widget);
2478 ev_view_set_status (view, NULL);
2480 if (view->cursor == EV_VIEW_CURSOR_LINK ||
2481 view->cursor == EV_VIEW_CURSOR_IBEAM)
2482 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
2484 if (view->link_tooltip) {
2485 view->hovered_link = NULL;
2486 ev_tooltip_deactivate (EV_TOOLTIP (view->link_tooltip));
2493 ev_view_enter_notify_event (GtkWidget *widget, GdkEventCrossing *event)
2495 EvView *view = EV_VIEW (widget);
2497 handle_link_over_xy (view, event->x, event->y);
2503 ev_view_style_set (GtkWidget *widget,
2504 GtkStyle *old_style)
2506 if (EV_VIEW (widget)->pixbuf_cache)
2507 ev_pixbuf_cache_style_changed (EV_VIEW (widget)->pixbuf_cache);
2509 GTK_WIDGET_CLASS (ev_view_parent_class)->style_set (widget, old_style);
2515 ev_gdk_color_to_rgb (const GdkColor *color)
2518 result = (0xff0000 | (color->red & 0xff00));
2520 result |= ((color->green & 0xff00) | (color->blue >> 8));
2525 draw_rubberband (GtkWidget *widget, GdkWindow *window,
2526 const GdkRectangle *rect, guchar alpha)
2530 GdkColor *fill_color_gdk;
2533 fill_color_gdk = gdk_color_copy (>K_WIDGET (widget)->style->base[GTK_STATE_SELECTED]);
2534 fill_color = ev_gdk_color_to_rgb (fill_color_gdk) << 8 | alpha;
2536 pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
2537 rect->width, rect->height);
2538 gdk_pixbuf_fill (pixbuf, fill_color);
2540 gdk_draw_pixbuf (window, NULL, pixbuf,
2542 rect->x - EV_VIEW (widget)->scroll_x, rect->y - EV_VIEW (widget)->scroll_y,
2543 rect->width, rect->height,
2544 GDK_RGB_DITHER_NONE,
2547 g_object_unref (pixbuf);
2549 gc = gdk_gc_new (window);
2550 gdk_gc_set_rgb_fg_color (gc, fill_color_gdk);
2551 gdk_draw_rectangle (window, gc, FALSE,
2552 rect->x - EV_VIEW (widget)->scroll_x, rect->y - EV_VIEW (widget)->scroll_y,
2555 g_object_unref (gc);
2557 gdk_color_free (fill_color_gdk);
2562 highlight_find_results (EvView *view, int page)
2564 EvDocumentFind *find;
2567 g_return_if_fail (EV_IS_DOCUMENT_FIND (view->document));
2569 find = EV_DOCUMENT_FIND (view->document);
2571 results = ev_document_find_get_n_results (find, page);
2573 for (i = 0; i < results; i++) {
2574 EvRectangle rectangle;
2575 GdkRectangle view_rectangle;
2578 if (i == view->find_result && page == view->current_page) {
2584 ev_document_find_get_result (find, page, i, &rectangle);
2585 doc_rect_to_view_rect (view, page, &rectangle, &view_rectangle);
2586 draw_rubberband (GTK_WIDGET (view), GTK_WIDGET(view)->window,
2587 &view_rectangle, alpha);
2592 draw_loading_text (EvView *view,
2593 GdkRectangle *page_area,
2594 GdkRectangle *expose_area)
2596 const char *loading_text;
2597 PangoLayout *layout;
2598 PangoFontDescription *font_desc;
2599 PangoRectangle logical_rect;
2603 /* Don't annoy users with loading messages during presentations.
2604 * FIXME: Temporary "workaround" for
2605 * http://bugzilla.gnome.org/show_bug.cgi?id=320352 */
2606 if (view->presentation)
2609 loading_text = _("Loading...");
2611 ev_document_fc_mutex_lock ();
2613 layout = gtk_widget_create_pango_layout (GTK_WIDGET (view), loading_text);
2615 font_desc = pango_font_description_new ();
2618 /* We set the font to be 10 points, get the size, and scale appropriately */
2619 pango_font_description_set_size (font_desc, 10 * PANGO_SCALE);
2620 pango_layout_set_font_description (layout, font_desc);
2621 pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
2623 /* Make sure we fit the middle of the page */
2624 target_width = MAX (page_area->width / 2, 1);
2625 real_scale = ((double)target_width / (double) logical_rect.width) * (PANGO_SCALE * 10);
2626 pango_font_description_set_size (font_desc, (int)real_scale);
2627 pango_layout_set_font_description (layout, font_desc);
2628 pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
2630 gtk_paint_layout (GTK_WIDGET (view)->style,
2631 GTK_WIDGET (view)->window,
2632 GTK_WIDGET_STATE (view),
2637 page_area->x + (target_width/2),
2638 page_area->y + (page_area->height - logical_rect.height) / 2,
2641 pango_font_description_free (font_desc);
2642 g_object_unref (layout);
2644 ev_document_fc_mutex_unlock ();
2648 draw_one_page (EvView *view,
2650 GdkRectangle *page_area,
2652 GdkRectangle *expose_area,
2653 gboolean *page_ready)
2656 GdkPixbuf *current_pixbuf;
2657 GdkRectangle overlap;
2658 GdkRectangle real_page_area;
2659 EvViewSelection *selection;
2662 g_assert (view->document);
2664 if (! gdk_rectangle_intersect (page_area, expose_area, &overlap))
2667 current_page = ev_page_cache_get_current_page (view->page_cache);
2668 selection = find_selection_for_page (view, page);
2669 ev_page_cache_get_size (view->page_cache,
2670 page, view->rotation,
2673 /* Render the document itself */
2674 real_page_area = *page_area;
2676 real_page_area.x += border->left;
2677 real_page_area.y += border->top;
2678 real_page_area.width -= (border->left + border->right);
2679 real_page_area.height -= (border->top + border->bottom);
2682 ev_document_misc_paint_one_page (GTK_WIDGET(view)->window,
2685 page == current_page);
2687 if (gdk_rectangle_intersect (&real_page_area, expose_area, &overlap)) {
2688 GdkPixbuf *selection_pixbuf = NULL;
2689 GdkPixbuf *scaled_image;
2690 GdkPixbuf *scaled_selection;
2692 current_pixbuf = ev_pixbuf_cache_get_pixbuf (view->pixbuf_cache, page);
2694 /* Get the selection pixbuf iff we have something to draw */
2695 if (current_pixbuf && view->selection_mode == EV_VIEW_SELECTION_TEXT && selection)
2696 selection_pixbuf = ev_pixbuf_cache_get_selection_pixbuf (view->pixbuf_cache,
2701 if (current_pixbuf == NULL)
2702 scaled_image = NULL;
2703 else if (width == gdk_pixbuf_get_width (current_pixbuf) &&
2704 height == gdk_pixbuf_get_height (current_pixbuf))
2705 scaled_image = g_object_ref (current_pixbuf);
2707 /* FIXME: We don't want to scale the whole area, just the right
2709 scaled_image = gdk_pixbuf_scale_simple (current_pixbuf,
2711 GDK_INTERP_NEAREST);
2713 if (selection_pixbuf == NULL)
2714 scaled_selection = NULL;
2715 else if (width == gdk_pixbuf_get_width (selection_pixbuf) &&
2716 height == gdk_pixbuf_get_height (selection_pixbuf))
2717 scaled_selection = g_object_ref (selection_pixbuf);
2719 /* FIXME: We don't want to scale the whole area, just the right
2721 scaled_selection = gdk_pixbuf_scale_simple (selection_pixbuf,
2723 GDK_INTERP_NEAREST);
2726 gdk_draw_pixbuf (GTK_WIDGET(view)->window,
2727 GTK_WIDGET (view)->style->fg_gc[GTK_STATE_NORMAL],
2729 overlap.x - real_page_area.x,
2730 overlap.y - real_page_area.y,
2731 overlap.x, overlap.y,
2732 overlap.width, overlap.height,
2733 GDK_RGB_DITHER_NORMAL,
2735 g_object_unref (scaled_image);
2737 draw_loading_text (view,
2740 *page_ready = FALSE;
2743 if (scaled_selection) {
2744 gdk_draw_pixbuf (GTK_WIDGET(view)->window,
2745 GTK_WIDGET (view)->style->fg_gc[GTK_STATE_NORMAL],
2747 overlap.x - real_page_area.x,
2748 overlap.y - real_page_area.y,
2749 overlap.x, overlap.y,
2750 overlap.width, overlap.height,
2751 GDK_RGB_DITHER_NORMAL,
2753 g_object_unref (scaled_selection);
2758 /*** GObject functions ***/
2761 ev_view_finalize (GObject *object)
2763 EvView *view = EV_VIEW (object);
2767 g_free (view->status);
2768 g_free (view->find_status);
2770 clear_selection (view);
2772 G_OBJECT_CLASS (ev_view_parent_class)->finalize (object);
2776 ev_view_destroy (GtkObject *object)
2778 EvView *view = EV_VIEW (object);
2780 if (view->document) {
2781 g_object_unref (view->document);
2782 view->document = NULL;
2785 if (view->pixbuf_cache) {
2786 g_object_unref (view->pixbuf_cache);
2787 view->pixbuf_cache = NULL;
2790 if (view->link_tooltip) {
2791 gtk_widget_destroy (view->link_tooltip);
2792 view->link_tooltip = NULL;
2795 if (view->goto_window) {
2796 gtk_widget_destroy (view->goto_window);
2797 view->goto_window = NULL;
2798 view->goto_entry = NULL;
2801 if (view->selection_scroll_id) {
2802 g_source_remove (view->selection_scroll_id);
2803 view->selection_scroll_id = 0;
2806 if (view->selection_update_id) {
2807 g_source_remove (view->selection_update_id);
2808 view->selection_update_id = 0;
2811 ev_view_set_scroll_adjustments (view, NULL, NULL);
2813 GTK_OBJECT_CLASS (ev_view_parent_class)->destroy (object);
2817 ev_view_set_property (GObject *object,
2819 const GValue *value,
2822 EvView *view = EV_VIEW (object);
2825 case PROP_CONTINUOUS:
2826 ev_view_set_continuous (view, g_value_get_boolean (value));
2828 case PROP_DUAL_PAGE:
2829 ev_view_set_dual_page (view, g_value_get_boolean (value));
2831 case PROP_FULLSCREEN:
2832 ev_view_set_fullscreen (view, g_value_get_boolean (value));
2834 case PROP_PRESENTATION:
2835 ev_view_set_presentation (view, g_value_get_boolean (value));
2837 case PROP_SIZING_MODE:
2838 ev_view_set_sizing_mode (view, g_value_get_enum (value));
2841 ev_view_set_zoom (view, g_value_get_double (value), FALSE);
2844 ev_view_set_rotation (view, g_value_get_int (value));
2847 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
2852 ev_view_get_accessible (GtkWidget *widget)
2854 static gboolean first_time = TRUE;
2857 AtkObjectFactory *factory;
2858 AtkRegistry *registry;
2860 GType derived_atk_type;
2863 * Figure out whether accessibility is enabled by looking at the
2864 * type of the accessible object which would be created for
2865 * the parent type of EvView.
2867 derived_type = g_type_parent (EV_TYPE_VIEW);
2869 registry = atk_get_default_registry ();
2870 factory = atk_registry_get_factory (registry,
2872 derived_atk_type = atk_object_factory_get_accessible_type (factory);
2873 if (g_type_is_a (derived_atk_type, GTK_TYPE_ACCESSIBLE))
2874 atk_registry_set_factory_type (registry,
2876 ev_view_accessible_factory_get_type ());
2879 return GTK_WIDGET_CLASS (ev_view_parent_class)->get_accessible (widget);
2883 ev_view_get_property (GObject *object,
2888 EvView *view = EV_VIEW (object);
2892 g_value_set_string (value, view->status);
2894 case PROP_FIND_STATUS:
2895 g_value_set_string (value, view->status);
2897 case PROP_CONTINUOUS:
2898 g_value_set_boolean (value, view->continuous);
2900 case PROP_DUAL_PAGE:
2901 g_value_set_boolean (value, view->dual_page);
2903 case PROP_FULLSCREEN:
2904 g_value_set_boolean (value, view->fullscreen);
2906 case PROP_PRESENTATION:
2907 g_value_set_boolean (value, view->presentation);
2909 case PROP_SIZING_MODE:
2910 g_value_set_enum (value, view->sizing_mode);
2913 g_value_set_double (value, view->scale);
2916 g_value_set_int (value, view->rotation);
2918 case PROP_HAS_SELECTION:
2919 g_value_set_boolean (value,
2920 view->selection_info.selections != NULL);
2923 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
2928 ev_view_class_init (EvViewClass *class)
2930 GObjectClass *object_class = G_OBJECT_CLASS (class);
2931 GtkObjectClass *gtk_object_class = GTK_OBJECT_CLASS (class);
2932 GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
2933 GtkBindingSet *binding_set;
2935 object_class->finalize = ev_view_finalize;
2936 object_class->set_property = ev_view_set_property;
2937 object_class->get_property = ev_view_get_property;
2939 widget_class->expose_event = ev_view_expose_event;
2940 widget_class->button_press_event = ev_view_button_press_event;
2941 widget_class->motion_notify_event = ev_view_motion_notify_event;
2942 widget_class->button_release_event = ev_view_button_release_event;
2943 widget_class->key_press_event = ev_view_key_press_event;
2944 widget_class->focus_in_event = ev_view_focus_in;
2945 widget_class->focus_out_event = ev_view_focus_out;
2946 widget_class->get_accessible = ev_view_get_accessible;
2947 widget_class->size_request = ev_view_size_request;
2948 widget_class->size_allocate = ev_view_size_allocate;
2949 widget_class->realize = ev_view_realize;
2950 widget_class->scroll_event = ev_view_scroll_event;
2951 widget_class->enter_notify_event = ev_view_enter_notify_event;
2952 widget_class->leave_notify_event = ev_view_leave_notify_event;
2953 widget_class->style_set = ev_view_style_set;
2954 widget_class->drag_data_get = ev_view_drag_data_get;
2955 widget_class->popup_menu = ev_view_popup_menu;
2956 gtk_object_class->destroy = ev_view_destroy;
2958 class->set_scroll_adjustments = ev_view_set_scroll_adjustments;
2959 class->binding_activated = ev_view_scroll;
2961 widget_class->set_scroll_adjustments_signal =
2962 g_signal_new ("set-scroll-adjustments",
2963 G_OBJECT_CLASS_TYPE (object_class),
2964 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
2965 G_STRUCT_OFFSET (EvViewClass, set_scroll_adjustments),
2967 ev_marshal_VOID__OBJECT_OBJECT,
2969 GTK_TYPE_ADJUSTMENT,
2970 GTK_TYPE_ADJUSTMENT);
2972 signals[SIGNAL_BINDING_ACTIVATED] = g_signal_new ("binding_activated",
2973 G_TYPE_FROM_CLASS (object_class),
2974 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
2975 G_STRUCT_OFFSET (EvViewClass, binding_activated),
2977 ev_marshal_VOID__ENUM_BOOLEAN,
2979 GTK_TYPE_SCROLL_TYPE,
2982 signals[SIGNAL_ZOOM_INVALID] = g_signal_new ("zoom-invalid",
2983 G_TYPE_FROM_CLASS (object_class),
2984 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
2985 G_STRUCT_OFFSET (EvViewClass, zoom_invalid),
2987 ev_marshal_VOID__VOID,
2988 G_TYPE_NONE, 0, G_TYPE_NONE);
2989 signals[SIGNAL_EXTERNAL_LINK] = g_signal_new ("external-link",
2990 G_TYPE_FROM_CLASS (object_class),
2991 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
2992 G_STRUCT_OFFSET (EvViewClass, external_link),
2994 g_cclosure_marshal_VOID__OBJECT,
2997 signals[SIGNAL_POPUP_MENU] = g_signal_new ("popup",
2998 G_TYPE_FROM_CLASS (object_class),
2999 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3000 G_STRUCT_OFFSET (EvViewClass, popup_menu),
3002 g_cclosure_marshal_VOID__OBJECT,
3006 g_object_class_install_property (object_class,
3008 g_param_spec_string ("status",
3010 "The status message",
3014 g_object_class_install_property (object_class,
3016 g_param_spec_string ("find-status",
3017 "Find Status Message",
3018 "The find status message",
3022 g_object_class_install_property (object_class,
3024 g_param_spec_boolean ("continuous",
3026 "Continuous scrolling mode",
3028 G_PARAM_READWRITE));
3030 g_object_class_install_property (object_class,
3032 g_param_spec_boolean ("dual-page",
3034 "Two pages visible at once",
3036 G_PARAM_READWRITE));
3037 g_object_class_install_property (object_class,
3039 g_param_spec_boolean ("fullscreen",
3041 "Draw page in a fullscreen fashion",
3043 G_PARAM_READWRITE));
3044 g_object_class_install_property (object_class,
3046 g_param_spec_boolean ("presentation",
3048 "Draw page in presentation mode",
3050 G_PARAM_READWRITE));
3052 g_object_class_install_property (object_class,
3054 g_param_spec_enum ("sizing-mode",
3057 EV_TYPE_SIZING_MODE,
3058 EV_SIZING_FIT_WIDTH,
3059 G_PARAM_READWRITE));
3061 g_object_class_install_property (object_class,
3063 g_param_spec_double ("zoom",
3069 G_PARAM_READWRITE));
3070 g_object_class_install_property (object_class,
3072 g_param_spec_double ("rotation",
3078 G_PARAM_READWRITE));
3079 g_object_class_install_property (object_class,
3081 g_param_spec_boolean ("has-selection",
3083 "The view has selections",
3087 binding_set = gtk_binding_set_by_class (class);
3089 add_scroll_binding_keypad (binding_set, GDK_Left, 0, EV_SCROLL_STEP_BACKWARD, TRUE);
3090 add_scroll_binding_keypad (binding_set, GDK_Right, 0, EV_SCROLL_STEP_FORWARD, TRUE);
3091 add_scroll_binding_keypad (binding_set, GDK_Left, GDK_MOD1_MASK, EV_SCROLL_STEP_DOWN, TRUE);
3092 add_scroll_binding_keypad (binding_set, GDK_Right, GDK_MOD1_MASK, EV_SCROLL_STEP_UP, TRUE);
3093 add_scroll_binding_keypad (binding_set, GDK_Up, 0, EV_SCROLL_STEP_BACKWARD, FALSE);
3094 add_scroll_binding_keypad (binding_set, GDK_Down, 0, EV_SCROLL_STEP_FORWARD, FALSE);
3095 add_scroll_binding_keypad (binding_set, GDK_Up, GDK_MOD1_MASK, EV_SCROLL_STEP_DOWN, FALSE);
3096 add_scroll_binding_keypad (binding_set, GDK_Down, GDK_MOD1_MASK, EV_SCROLL_STEP_UP, FALSE);
3100 ev_view_init (EvView *view)
3102 GTK_WIDGET_SET_FLAGS (view, GTK_CAN_FOCUS);
3106 view->current_page = 0;
3107 view->pressed_button = -1;
3108 view->cursor = EV_VIEW_CURSOR_NORMAL;
3109 view->drag_info.in_drag = FALSE;
3110 view->selection_info.selections = NULL;
3111 view->selection_info.in_selection = FALSE;
3112 view->selection_info.in_drag = FALSE;
3113 view->selection_mode = EV_VIEW_SELECTION_TEXT;
3114 view->continuous = TRUE;
3115 view->dual_page = FALSE;
3116 view->presentation = FALSE;
3117 view->presentation_state = EV_PRESENTATION_NORMAL;
3118 view->fullscreen = FALSE;
3119 view->sizing_mode = EV_SIZING_FIT_WIDTH;
3120 view->pending_scroll = SCROLL_TO_KEEP_POSITION;
3121 view->jump_to_find_result = TRUE;
3127 find_changed_cb (EvDocument *document, int page, EvView *view)
3132 percent = ev_document_find_get_progress
3133 (EV_DOCUMENT_FIND (view->document));
3134 n_pages = ev_page_cache_get_n_pages (view->page_cache);
3136 if (view->jump_to_find_result == TRUE) {
3137 jump_to_find_page (view, EV_VIEW_FIND_NEXT, 0);
3138 jump_to_find_result (view);
3140 update_find_status_message (view, percent * n_pages >= n_pages - 1 );
3141 if (view->current_page == page)
3142 gtk_widget_queue_draw (GTK_WIDGET (view));
3146 job_finished_cb (EvPixbufCache *pixbuf_cache,
3149 gtk_widget_queue_draw (GTK_WIDGET (view));
3153 page_changed_cb (EvPageCache *page_cache,
3157 if (view->current_page != new_page) {
3158 view->current_page = new_page;
3159 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
3160 gtk_widget_queue_resize (GTK_WIDGET (view));
3162 gtk_widget_queue_draw (GTK_WIDGET (view));
3165 if (EV_IS_DOCUMENT_FIND (view->document)) {
3166 view->find_result = 0;
3167 update_find_status_message (view, TRUE);
3171 static void on_adjustment_value_changed (GtkAdjustment *adjustment,
3176 if (! GTK_WIDGET_REALIZED (view))
3179 if (view->hadjustment) {
3180 dx = view->scroll_x - (int) view->hadjustment->value;
3181 view->scroll_x = (int) view->hadjustment->value;
3186 if (view->vadjustment) {
3187 dy = view->scroll_y - (int) view->vadjustment->value;
3188 view->scroll_y = (int) view->vadjustment->value;
3194 if (view->pending_resize)
3195 gtk_widget_queue_draw (GTK_WIDGET (view));
3197 gdk_window_scroll (GTK_WIDGET (view)->window, dx, dy);
3201 view_update_range_and_current_page (view);
3209 view = g_object_new (EV_TYPE_VIEW, NULL);
3215 setup_caches (EvView *view)
3217 view->page_cache = ev_page_cache_get (view->document);
3218 g_signal_connect (view->page_cache, "page-changed", G_CALLBACK (page_changed_cb), view);
3219 view->pixbuf_cache = ev_pixbuf_cache_new (GTK_WIDGET (view), view->document);
3220 g_signal_connect (view->pixbuf_cache, "job-finished", G_CALLBACK (job_finished_cb), view);
3224 clear_caches (EvView *view)
3226 if (view->pixbuf_cache) {
3227 g_object_unref (view->pixbuf_cache);
3228 view->pixbuf_cache = NULL;
3231 if (view->page_cache) {
3232 view->page_cache = NULL;
3237 ev_view_set_loading (EvView *view,
3240 view->loading = loading;
3241 gtk_widget_queue_draw (GTK_WIDGET (view));
3245 ev_view_set_document (EvView *view,
3246 EvDocument *document)
3248 g_return_if_fail (EV_IS_VIEW (view));
3250 view->loading = FALSE;
3252 if (document != view->document) {
3253 clear_caches (view);
3255 if (view->document) {
3256 g_signal_handlers_disconnect_by_func (view->document,
3259 g_object_unref (view->document);
3260 view->page_cache = NULL;
3264 view->document = document;
3265 view->find_result = 0;
3267 if (view->document) {
3268 g_object_ref (view->document);
3269 if (EV_IS_DOCUMENT_FIND (view->document)) {
3270 g_signal_connect (view->document,
3272 G_CALLBACK (find_changed_cb),
3276 setup_caches (view);
3279 gtk_widget_queue_resize (GTK_WIDGET (view));
3283 /*** Zoom and sizing mode ***/
3285 #define EPSILON 0.0000001
3287 ev_view_set_zoom (EvView *view,
3294 scale = view->scale * factor;
3298 scale = CLAMP (scale, MIN_SCALE, MAX_SCALE);
3300 if (ABS (view->scale - scale) < EPSILON)
3303 view->scale = scale;
3304 view->pending_resize = TRUE;
3306 gtk_widget_queue_resize (GTK_WIDGET (view));
3308 g_object_notify (G_OBJECT (view), "zoom");
3312 ev_view_get_zoom (EvView *view)
3318 ev_view_get_continuous (EvView *view)
3320 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
3322 return view->continuous;
3326 ev_view_set_continuous (EvView *view,
3327 gboolean continuous)
3329 g_return_if_fail (EV_IS_VIEW (view));
3331 continuous = continuous != FALSE;
3333 if (view->continuous != continuous) {
3334 view->continuous = continuous;
3335 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
3336 gtk_widget_queue_resize (GTK_WIDGET (view));
3339 g_object_notify (G_OBJECT (view), "continuous");
3343 ev_view_get_dual_page (EvView *view)
3345 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
3347 return view->dual_page;
3351 ev_view_set_dual_page (EvView *view,
3354 g_return_if_fail (EV_IS_VIEW (view));
3356 dual_page = dual_page != FALSE;
3358 if (view->dual_page == dual_page)
3361 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
3362 view->dual_page = dual_page;
3363 /* FIXME: if we're keeping the pixbuf cache around, we should extend the
3364 * preload_cache_size to be 2 if dual_page is set.
3366 gtk_widget_queue_resize (GTK_WIDGET (view));
3368 g_object_notify (G_OBJECT (view), "dual-page");
3372 ev_view_set_fullscreen (EvView *view,
3373 gboolean fullscreen)
3375 g_return_if_fail (EV_IS_VIEW (view));
3377 fullscreen = fullscreen != FALSE;
3379 if (view->fullscreen == fullscreen)
3382 view->fullscreen = fullscreen;
3383 gtk_widget_queue_resize (GTK_WIDGET (view));
3385 g_object_notify (G_OBJECT (view), "fullscreen");
3389 ev_view_get_fullscreen (EvView *view)
3391 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
3393 return view->fullscreen;
3397 ev_view_set_presentation (EvView *view,
3398 gboolean presentation)
3400 g_return_if_fail (EV_IS_VIEW (view));
3402 presentation = presentation != FALSE;
3404 if (view->presentation == presentation)
3408 view->presentation_state = EV_PRESENTATION_NORMAL;
3410 view->presentation = presentation;
3411 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
3412 gtk_widget_queue_resize (GTK_WIDGET (view));
3414 if (GTK_WIDGET_REALIZED (view)) {
3415 if (view->presentation)
3416 gdk_window_set_background (GTK_WIDGET(view)->window,
3417 >K_WIDGET (view)->style->black);
3419 gdk_window_set_background (GTK_WIDGET(view)->window,
3420 >K_WIDGET (view)->style->mid [GTK_STATE_NORMAL]);
3423 g_object_notify (G_OBJECT (view), "presentation");
3427 ev_view_get_presentation (EvView *view)
3429 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
3431 return view->presentation;
3435 ev_view_set_sizing_mode (EvView *view,
3436 EvSizingMode sizing_mode)
3438 g_return_if_fail (EV_IS_VIEW (view));
3440 if (view->sizing_mode == sizing_mode)
3443 view->sizing_mode = sizing_mode;
3444 gtk_widget_queue_resize (GTK_WIDGET (view));
3446 g_object_notify (G_OBJECT (view), "sizing-mode");
3450 ev_view_get_sizing_mode (EvView *view)
3452 g_return_val_if_fail (EV_IS_VIEW (view), EV_SIZING_FREE);
3454 return view->sizing_mode;
3458 ev_view_can_zoom_in (EvView *view)
3460 return view->scale * ZOOM_IN_FACTOR <= MAX_SCALE;
3464 ev_view_can_zoom_out (EvView *view)
3466 return view->scale * ZOOM_OUT_FACTOR >= MIN_SCALE;
3470 ev_view_zoom_in (EvView *view)
3472 g_return_if_fail (view->sizing_mode == EV_SIZING_FREE);
3474 view->pending_scroll = SCROLL_TO_CENTER;
3475 ev_view_set_zoom (view, ZOOM_IN_FACTOR, TRUE);
3479 ev_view_zoom_out (EvView *view)
3481 g_return_if_fail (view->sizing_mode == EV_SIZING_FREE);
3483 view->pending_scroll = SCROLL_TO_CENTER;
3484 ev_view_set_zoom (view, ZOOM_OUT_FACTOR, TRUE);
3488 ev_view_rotate_right (EvView *view)
3490 int rotation = view->rotation + 90;
3492 if (rotation >= 360) {
3496 ev_view_set_rotation (view, rotation);
3500 ev_view_rotate_left (EvView *view)
3502 int rotation = view->rotation - 90;
3508 ev_view_set_rotation (view, rotation);
3512 ev_view_set_rotation (EvView *view, int rotation)
3514 view->rotation = rotation;
3516 if (view->pixbuf_cache) {
3517 ev_pixbuf_cache_clear (view->pixbuf_cache);
3518 gtk_widget_queue_resize (GTK_WIDGET (view));
3522 clear_selection (view);
3524 g_object_notify (G_OBJECT (view), "rotation");
3528 ev_view_get_rotation (EvView *view)
3530 return view->rotation;
3534 zoom_for_size_fit_width (int doc_width,
3542 scale = (double)target_width / doc_width;
3544 if (doc_height * scale > target_height)
3545 scale = (double) (target_width - vsb_width) / doc_width;
3551 zoom_for_size_fit_height (int doc_width,
3559 scale = (double)target_height / doc_height;
3561 if (doc_width * scale > target_width)
3562 scale = (double) (target_height - vsb_height) / doc_height;
3568 zoom_for_size_best_fit (int doc_width,
3578 w_scale = (double)target_width / doc_width;
3579 h_scale = (double)target_height / doc_height;
3581 if (doc_height * w_scale > target_height)
3582 w_scale = (double) (target_width - vsb_width) / doc_width;
3583 if (doc_width * h_scale > target_width)
3584 h_scale = (double) (target_height - hsb_width) / doc_height;
3586 return MIN (w_scale, h_scale);
3591 ev_view_zoom_for_size_presentation (EvView *view,
3595 int doc_width, doc_height;
3598 ev_page_cache_get_size (view->page_cache,
3604 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, 0, 0);
3605 ev_view_set_zoom (view, scale, FALSE);
3609 ev_view_zoom_for_size_continuous_and_dual_page (EvView *view,
3615 int doc_width, doc_height;
3619 ev_page_cache_get_max_width (view->page_cache,
3623 ev_page_cache_get_max_height (view->page_cache,
3627 compute_border (view, doc_width, doc_height, &border);
3629 doc_width = doc_width * 2;
3630 width -= (2 * (border.left + border.right) + 3 * view->spacing);
3631 height -= (border.top + border.bottom + 2 * view->spacing - 1);
3633 /* FIXME: We really need to calculate the overall height here, not the
3634 * page height. We assume there's always a vertical scrollbar for
3635 * now. We need to fix this. */
3636 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
3637 scale = zoom_for_size_fit_width (doc_width, doc_height, width - vsb_width, height, 0);
3638 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
3639 scale = zoom_for_size_best_fit (doc_width, doc_height, width - vsb_width, height, 0, hsb_height);
3641 g_assert_not_reached ();
3643 ev_view_set_zoom (view, scale, FALSE);
3647 ev_view_zoom_for_size_continuous (EvView *view,
3653 int doc_width, doc_height;
3657 ev_page_cache_get_max_width (view->page_cache,
3661 ev_page_cache_get_max_height (view->page_cache,
3665 compute_border (view, doc_width, doc_height, &border);
3667 width -= (border.left + border.right + 2 * view->spacing);
3668 height -= (border.top + border.bottom + 2 * view->spacing - 1);
3670 /* FIXME: We really need to calculate the overall height here, not the
3671 * page height. We assume there's always a vertical scrollbar for
3672 * now. We need to fix this. */
3673 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
3674 scale = zoom_for_size_fit_width (doc_width, doc_height, width - vsb_width, height, 0);
3675 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
3676 scale = zoom_for_size_best_fit (doc_width, doc_height, width - vsb_width, height, 0, hsb_height);
3678 g_assert_not_reached ();
3680 ev_view_set_zoom (view, scale, FALSE);
3684 ev_view_zoom_for_size_dual_page (EvView *view,
3691 gint doc_width, doc_height;
3695 other_page = view->current_page ^ 1;
3697 /* Find the largest of the two. */
3698 ev_page_cache_get_size (view->page_cache,
3702 &doc_width, &doc_height);
3704 if (other_page < ev_page_cache_get_n_pages (view->page_cache)) {
3705 gint width_2, height_2;
3706 ev_page_cache_get_size (view->page_cache,
3710 &width_2, &height_2);
3711 if (width_2 > doc_width)
3712 doc_width = width_2;
3713 if (height_2 > doc_height)
3714 doc_height = height_2;
3716 compute_border (view, doc_width, doc_height, &border);
3718 doc_width = doc_width * 2;
3719 width -= ((border.left + border.right)* 2 + 3 * view->spacing);
3720 height -= (border.top + border.bottom + 2 * view->spacing);
3722 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
3723 scale = zoom_for_size_fit_width (doc_width, doc_height, width, height, vsb_width);
3724 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
3725 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, vsb_width, hsb_height);
3727 g_assert_not_reached ();
3729 ev_view_set_zoom (view, scale, FALSE);
3733 ev_view_zoom_for_size_single_page (EvView *view,
3739 int doc_width, doc_height;
3743 ev_page_cache_get_size (view->page_cache,
3749 /* Get an approximate border */
3750 compute_border (view, width, height, &border);
3752 width -= (border.left + border.right + 2 * view->spacing);
3753 height -= (border.top + border.bottom + 2 * view->spacing);
3755 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
3756 scale = zoom_for_size_fit_width (doc_width, doc_height, width, height, vsb_width);
3757 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
3758 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, vsb_width, hsb_height);
3760 g_assert_not_reached ();
3762 ev_view_set_zoom (view, scale, FALSE);
3766 ev_view_set_zoom_for_size (EvView *view,
3772 g_return_if_fail (view->sizing_mode == EV_SIZING_FIT_WIDTH ||
3773 view->sizing_mode == EV_SIZING_BEST_FIT);
3774 g_return_if_fail (width >= 0);
3775 g_return_if_fail (height >= 0);
3777 if (view->document == NULL)
3780 if (view->presentation)
3781 ev_view_zoom_for_size_presentation (view, width, height);
3782 else if (view->continuous && view->dual_page)
3783 ev_view_zoom_for_size_continuous_and_dual_page (view, width, height, vsb_width, hsb_height);
3784 else if (view->continuous)
3785 ev_view_zoom_for_size_continuous (view, width, height, vsb_width, hsb_height);
3786 else if (view->dual_page)
3787 ev_view_zoom_for_size_dual_page (view, width, height, vsb_width, hsb_height);
3789 ev_view_zoom_for_size_single_page (view, width, height, vsb_width, hsb_height);
3792 /*** Status text messages ***/
3795 ev_view_get_status (EvView *view)
3797 g_return_val_if_fail (EV_IS_VIEW (view), NULL);
3799 return view->status;
3803 ev_view_set_status (EvView *view, const char *message)
3805 g_return_if_fail (EV_IS_VIEW (view));
3807 if (message != view->status) {
3808 g_free (view->status);
3809 view->status = g_strdup (message);
3810 g_object_notify (G_OBJECT (view), "status");
3815 update_find_status_message (EvView *view, gboolean this_page)
3822 results = ev_document_find_get_n_results
3823 (EV_DOCUMENT_FIND (view->document),
3824 view->current_page);
3825 /* TRANS: Sometimes this could be better translated as
3826 "%d hit(s) on this page". Therefore this string
3827 contains plural cases. */
3828 message = g_strdup_printf (ngettext ("%d found on this page",
3829 "%d found on this page",
3835 percent = ev_document_find_get_progress
3836 (EV_DOCUMENT_FIND (view->document));
3837 message = g_strdup_printf (_("%3d%% remaining to search"),
3838 (int) ((1.0 - percent) * 100));
3841 ev_view_set_find_status (view, message);
3846 ev_view_get_find_status (EvView *view)
3848 g_return_val_if_fail (EV_IS_VIEW (view), NULL);
3850 return view->find_status;
3854 ev_view_set_find_status (EvView *view, const char *message)
3856 g_return_if_fail (EV_IS_VIEW (view));
3858 g_free (view->find_status);
3859 view->find_status = g_strdup (message);
3860 g_object_notify (G_OBJECT (view), "find-status");
3866 jump_to_find_result (EvView *view)
3868 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
3870 GdkRectangle view_rect;
3872 int page = view->current_page;
3874 n_results = ev_document_find_get_n_results (find, page);
3876 if (n_results > 0 && view->find_result < n_results) {
3877 ev_document_find_get_result
3878 (find, page, view->find_result, &rect);
3880 doc_rect_to_view_rect (view, page, &rect, &view_rect);
3881 ensure_rectangle_is_visible (view, &view_rect);
3887 * @view: #EvView instance
3888 * @direction: Direction to look
3889 * @shift: Shift from current page
3891 * Jumps to the first page that has occurences of searched word.
3892 * Uses a direction where to look and a shift from current page.
3896 jump_to_find_page (EvView *view, EvViewFindDirection direction, gint shift)
3900 n_pages = ev_page_cache_get_n_pages (view->page_cache);
3902 for (i = 0; i < n_pages; i++) {
3906 if (direction == EV_VIEW_FIND_NEXT)
3907 page = view->current_page + i;
3909 page = view->current_page - i;
3912 if (page >= n_pages) {
3913 page = page - n_pages;
3916 page = page + n_pages;
3918 has_results = ev_document_find_page_has_results
3919 (EV_DOCUMENT_FIND (view->document), page);
3920 if (has_results == -1) {
3922 } else if (has_results == 1) {
3923 ev_page_cache_set_current_page (view->page_cache, page);
3930 ev_view_can_find_next (EvView *view)
3932 if (EV_IS_DOCUMENT_FIND (view->document)) {
3933 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
3936 n_pages = ev_page_cache_get_n_pages (view->page_cache);
3937 for (i = 0; i < n_pages; i++) {
3938 if (ev_document_find_get_n_results (find, i) > 0) {
3948 ev_view_find_next (EvView *view)
3950 int n_results, n_pages;
3951 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
3953 n_results = ev_document_find_get_n_results (find, view->current_page);
3955 n_pages = ev_page_cache_get_n_pages (view->page_cache);
3957 view->find_result++;
3959 if (view->find_result >= n_results) {
3961 view->find_result = 0;
3962 jump_to_find_page (view, EV_VIEW_FIND_NEXT, 1);
3963 jump_to_find_result (view);
3965 jump_to_find_result (view);
3966 gtk_widget_queue_draw (GTK_WIDGET (view));
3971 ev_view_can_find_previous (EvView *view)
3973 if (EV_IS_DOCUMENT_FIND (view->document)) {
3974 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
3977 n_pages = ev_page_cache_get_n_pages (view->page_cache);
3978 for (i = n_pages - 1; i >= 0; i--) {
3979 if (ev_document_find_get_n_results (find, i) > 0) {
3988 ev_view_find_previous (EvView *view)
3990 int n_results, n_pages;
3991 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
3992 EvPageCache *page_cache;
3994 page_cache = ev_page_cache_get (view->document);
3996 n_results = ev_document_find_get_n_results (find, view->current_page);
3998 n_pages = ev_page_cache_get_n_pages (page_cache);
4000 view->find_result--;
4002 if (view->find_result < 0) {
4004 jump_to_find_page (view, EV_VIEW_FIND_PREV, -1);
4005 view->find_result = ev_document_find_get_n_results (find, view->current_page) - 1;
4006 jump_to_find_result (view);
4008 jump_to_find_result (view);
4009 gtk_widget_queue_draw (GTK_WIDGET (view));
4013 void ev_view_search_changed (EvView *view)
4015 /* search string has changed, focus on new search result */
4016 view->jump_to_find_result = TRUE;
4019 /*** Selections ***/
4021 /* compute_new_selection_rect/text calculates the area currently selected by
4022 * view_rect. each handles a different mode;
4025 compute_new_selection_rect (EvView *view,
4029 GdkRectangle view_rect;
4033 g_assert (view->selection_mode == EV_VIEW_SELECTION_RECTANGLE);
4035 view_rect.x = MIN (start->x, stop->x);
4036 view_rect.y = MIN (start->y, stop->y);
4037 view_rect.width = MAX (start->x, stop->x) - view_rect.x;
4038 view_rect.width = MAX (start->y, stop->y) - view_rect.y;
4040 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4042 for (i = 0; i < n_pages; i++) {
4043 GdkRectangle page_area;
4046 if (get_page_extents (view, i, &page_area, &border)) {
4047 GdkRectangle overlap;
4049 if (gdk_rectangle_intersect (&page_area, &view_rect, &overlap)) {
4050 EvViewSelection *selection;
4052 selection = g_new0 (EvViewSelection, 1);
4053 selection->page = i;
4054 view_rect_to_doc_rect (view, &overlap, &page_area,
4055 &(selection->rect));
4057 list = g_list_append (list, selection);
4066 gdk_rectangle_point_in (GdkRectangle *rectangle,
4069 return rectangle->x <= point->x &&
4070 rectangle->y <= point->y &&
4071 point->x < rectangle->x + rectangle->width &&
4072 point->y < rectangle->y + rectangle->height;
4076 compute_new_selection_text (EvView *view,
4080 int n_pages, i, first, last;
4082 EvViewSelection *selection;
4084 int start_page, end_page;
4086 g_assert (view->selection_mode == EV_VIEW_SELECTION_TEXT);
4088 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4090 /* First figure out the range of pages the selection
4094 if (view->continuous) {
4097 } else if (view->dual_page) {
4098 start_page = view->start_page;
4099 end_page = view->end_page + 1;
4101 start_page = view->current_page;
4102 end_page = view->current_page + 1;
4105 for (i = start_page; i < end_page; i++) {
4106 GdkRectangle page_area;
4109 get_page_extents (view, i, &page_area, &border);
4110 if (gdk_rectangle_point_in (&page_area, start) ||
4111 gdk_rectangle_point_in (&page_area, stop)) {
4112 if (first == n_pages)
4121 /* Now create a list of EvViewSelection's for the affected
4122 * pages. This could be an empty list, a list of just one
4123 * page or a number of pages.*/
4124 for (i = first; i < last + 1; i++) {
4125 GdkRectangle page_area;
4129 ev_page_cache_get_size (view->page_cache, i,
4131 1.0, &width, &height);
4133 selection = g_new0 (EvViewSelection, 1);
4134 selection->page = i;
4135 selection->rect.x1 = selection->rect.y1 = 0;
4136 selection->rect.x2 = width;
4137 selection->rect.y2 = height;
4139 get_page_extents (view, i, &page_area, &border);
4141 if (gdk_rectangle_point_in (&page_area, start))
4147 view_point_to_doc_point (view, point, &page_area,
4148 &selection->rect.x1,
4149 &selection->rect.y1);
4151 /* If the selection is contained within just one page,
4152 * make sure we don't write 'start' into both points
4153 * in selection->rect. */
4158 view_point_to_doc_point (view, point, &page_area,
4159 &selection->rect.x2,
4160 &selection->rect.y2);
4162 list = g_list_append (list, selection);
4168 /* This function takes the newly calculated list, and figures out which regions
4169 * have changed. It then queues a redraw approporiately.
4172 merge_selection_region (EvView *view,
4176 GList *new_list_ptr, *old_list_ptr;
4178 /* Update the selection */
4179 old_list = ev_pixbuf_cache_get_selection_list (view->pixbuf_cache);
4180 g_list_foreach (view->selection_info.selections, (GFunc)selection_free, NULL);
4181 view->selection_info.selections = new_list;
4182 ev_pixbuf_cache_set_selection_list (view->pixbuf_cache, new_list);
4183 g_object_notify (G_OBJECT (view), "has-selection");
4185 new_list_ptr = new_list;
4186 old_list_ptr = old_list;
4188 while (new_list_ptr || old_list_ptr) {
4189 EvViewSelection *old_sel, *new_sel;
4191 GdkRegion *region = NULL;
4193 new_sel = (new_list_ptr) ? (new_list_ptr->data) : NULL;
4194 old_sel = (old_list_ptr) ? (old_list_ptr->data) : NULL;
4196 /* Assume that the lists are in order, and we run through them
4197 * comparing them, one page at a time. We come out with the
4198 * first page we see. */
4199 if (new_sel && old_sel) {
4200 if (new_sel->page < old_sel->page) {
4201 new_list_ptr = new_list_ptr->next;
4203 } else if (new_sel->page > old_sel->page) {
4204 old_list_ptr = old_list_ptr->next;
4207 new_list_ptr = new_list_ptr->next;
4208 old_list_ptr = old_list_ptr->next;
4210 } else if (new_sel) {
4211 new_list_ptr = new_list_ptr->next;
4212 } else if (old_sel) {
4213 old_list_ptr = old_list_ptr->next;
4216 g_assert (new_sel || old_sel);
4218 /* is the page we're looking at on the screen?*/
4219 cur_page = new_sel ? new_sel->page : old_sel->page;
4220 if (cur_page < view->start_page || cur_page > view->end_page)
4223 /* seed the cache with a new page. We are going to need the new
4226 GdkRegion *tmp_region = NULL;
4227 ev_pixbuf_cache_get_selection_pixbuf (view->pixbuf_cache,
4232 new_sel->covered_region = gdk_region_copy (tmp_region);
4236 /* Now we figure out what needs redrawing */
4237 if (old_sel && new_sel) {
4238 if (old_sel->covered_region &&
4239 new_sel->covered_region) {
4240 /* We only want to redraw the areas that have
4241 * changed, so we xor the old and new regions
4242 * and redraw if it's different */
4243 region = gdk_region_copy (old_sel->covered_region);
4244 gdk_region_xor (region, new_sel->covered_region);
4245 if (gdk_region_empty (region)) {
4246 gdk_region_destroy (region);
4249 } else if (old_sel->covered_region) {
4250 region = gdk_region_copy (old_sel->covered_region);
4251 } else if (new_sel->covered_region) {
4252 region = gdk_region_copy (new_sel->covered_region);
4254 } else if (old_sel && !new_sel) {
4255 if (old_sel->covered_region && !gdk_region_empty (old_sel->covered_region)) {
4256 region = gdk_region_copy (old_sel->covered_region);
4258 } else if (!old_sel && new_sel) {
4259 if (new_sel->covered_region && !gdk_region_empty (new_sel->covered_region)) {
4260 region = gdk_region_copy (new_sel->covered_region);
4263 g_assert_not_reached ();
4266 /* Redraw the damaged region! */
4268 GdkRectangle page_area;
4271 get_page_extents (view, cur_page, &page_area, &border);
4272 gdk_region_offset (region,
4273 page_area.x + border.left - view->scroll_x,
4274 page_area.y + border.top - view->scroll_y);
4275 gdk_window_invalidate_region (GTK_WIDGET (view)->window, region, TRUE);
4276 gdk_region_destroy (region);
4280 /* Free the old list, now that we're done with it. */
4281 g_list_foreach (old_list, (GFunc) selection_free, NULL);
4285 compute_selections (EvView *view,
4291 if (view->selection_mode == EV_VIEW_SELECTION_RECTANGLE)
4292 list = compute_new_selection_rect (view, start, stop);
4294 list = compute_new_selection_text (view, start, stop);
4295 merge_selection_region (view, list);
4298 /* Free's the selection. It's up to the caller to queue redraws if needed.
4301 selection_free (EvViewSelection *selection)
4303 if (selection->covered_region)
4304 gdk_region_destroy (selection->covered_region);
4309 clear_selection (EvView *view)
4311 g_list_foreach (view->selection_info.selections, (GFunc)selection_free, NULL);
4312 view->selection_info.selections = NULL;
4313 view->selection_info.in_selection = FALSE;
4314 g_object_notify (G_OBJECT (view), "has-selection");
4319 ev_view_select_all (EvView *view)
4323 /* Disable selection on rotated pages for the 0.4.0 series */
4324 if (view->rotation != 0)
4327 clear_selection (view);
4329 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4330 for (i = 0; i < n_pages; i++) {
4332 EvViewSelection *selection;
4334 ev_page_cache_get_size (view->page_cache,
4337 1.0, &width, &height);
4339 selection = g_new0 (EvViewSelection, 1);
4340 selection->page = i;
4341 selection->rect.x1 = selection->rect.y1 = 0;
4342 selection->rect.x2 = width;
4343 selection->rect.y2 = height;
4345 view->selection_info.selections = g_list_append (view->selection_info.selections, selection);
4348 ev_pixbuf_cache_set_selection_list (view->pixbuf_cache, view->selection_info.selections);
4349 g_object_notify (G_OBJECT (view), "has-selection");
4350 gtk_widget_queue_draw (GTK_WIDGET (view));
4354 ev_view_get_has_selection (EvView *view)
4356 return view->selection_info.selections != NULL;
4360 get_selected_text (EvView *ev_view)
4365 text = g_string_new (NULL);
4367 ev_document_doc_mutex_lock ();
4369 for (l = ev_view->selection_info.selections; l != NULL; l = l->next) {
4370 EvViewSelection *selection = (EvViewSelection *)l->data;
4373 tmp = ev_document_get_text (ev_view->document,
4376 g_string_append (text, tmp);
4380 ev_document_doc_mutex_unlock ();
4382 return g_string_free (text, FALSE);
4386 ev_view_copy (EvView *ev_view)
4388 GtkClipboard *clipboard;
4391 if (!ev_document_can_get_text (ev_view->document)) {
4395 text = get_selected_text (ev_view);
4396 clipboard = gtk_widget_get_clipboard (GTK_WIDGET (ev_view),
4397 GDK_SELECTION_CLIPBOARD);
4398 gtk_clipboard_set_text (clipboard, text, -1);
4403 ev_view_primary_get_cb (GtkClipboard *clipboard,
4404 GtkSelectionData *selection_data,
4408 EvView *ev_view = EV_VIEW (data);
4411 if (!ev_document_can_get_text (ev_view->document)) {
4415 text = get_selected_text (ev_view);
4416 gtk_selection_data_set_text (selection_data, text, -1);
4421 ev_view_primary_clear_cb (GtkClipboard *clipboard,
4424 EvView *view = EV_VIEW (data);
4426 clear_selection (view);
4430 ev_view_update_primary_selection (EvView *ev_view)
4432 GtkClipboard *clipboard;
4434 clipboard = gtk_widget_get_clipboard (GTK_WIDGET (ev_view),
4435 GDK_SELECTION_PRIMARY);
4437 if (ev_view->selection_info.selections) {
4438 if (!gtk_clipboard_set_with_owner (clipboard,
4440 G_N_ELEMENTS (targets),
4441 ev_view_primary_get_cb,
4442 ev_view_primary_clear_cb,
4443 G_OBJECT (ev_view)))
4444 ev_view_primary_clear_cb (clipboard, ev_view);
4446 if (gtk_clipboard_get_owner (clipboard) == G_OBJECT (ev_view))
4447 gtk_clipboard_clear (clipboard);
4451 /*** Cursor operations ***/
4454 ev_view_create_invisible_cursor(void)
4457 GdkColor black = { 0, 0, 0, 0 };
4458 static char bits[] = { 0x00 };
4460 empty = gdk_bitmap_create_from_data (NULL, bits, 1, 1);
4462 return gdk_cursor_new_from_pixmap (empty, empty, &black, &black, 0, 0);
4466 ev_view_set_cursor (EvView *view, EvViewCursor new_cursor)
4468 GdkCursor *cursor = NULL;
4469 GdkDisplay *display;
4472 if (view->cursor == new_cursor) {
4476 widget = gtk_widget_get_toplevel (GTK_WIDGET (view));
4477 display = gtk_widget_get_display (widget);
4478 view->cursor = new_cursor;
4480 switch (new_cursor) {
4481 case EV_VIEW_CURSOR_NORMAL:
4482 gdk_window_set_cursor (widget->window, NULL);
4484 case EV_VIEW_CURSOR_IBEAM:
4485 cursor = gdk_cursor_new_for_display (display, GDK_XTERM);
4487 case EV_VIEW_CURSOR_LINK:
4488 cursor = gdk_cursor_new_for_display (display, GDK_HAND2);
4490 case EV_VIEW_CURSOR_WAIT:
4491 cursor = gdk_cursor_new_for_display (display, GDK_WATCH);
4493 case EV_VIEW_CURSOR_HIDDEN:
4494 cursor = ev_view_create_invisible_cursor ();
4496 case EV_VIEW_CURSOR_DRAG:
4497 cursor = gdk_cursor_new_for_display (display, GDK_FLEUR);
4502 gdk_window_set_cursor (widget->window, cursor);
4503 gdk_cursor_unref (cursor);
4509 ev_view_hide_cursor (EvView *view)
4511 ev_view_set_cursor (view, EV_VIEW_CURSOR_HIDDEN);
4515 ev_view_show_cursor (EvView *view)
4517 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
4521 ev_view_reset_presentation_state (EvView *view)
4523 if (!view->presentation ||
4524 view->presentation_state == EV_PRESENTATION_NORMAL)
4527 view->presentation_state = EV_PRESENTATION_NORMAL;
4528 gdk_window_set_background (GTK_WIDGET (view)->window,
4529 >K_WIDGET (view)->style->black);
4530 gtk_widget_queue_draw (GTK_WIDGET (view));
4534 ev_view_next_page (EvView *view)
4538 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4540 if (!view->page_cache)
4543 ev_view_reset_presentation_state (view);
4545 page = ev_page_cache_get_current_page (view->page_cache);
4546 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4548 if (view->dual_page && !view->presentation)
4553 if (page < n_pages) {
4554 ev_page_cache_set_current_page (view->page_cache, page);
4556 } else if (view->presentation && page == n_pages) {
4557 view->presentation_state = EV_PRESENTATION_END;
4558 gtk_widget_queue_draw (GTK_WIDGET (view));
4560 } else if (view->dual_page && page == n_pages) {
4561 ev_page_cache_set_current_page (view->page_cache, page - 1);
4569 ev_view_previous_page (EvView *view)
4573 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4575 if (!view->page_cache)
4578 if (view->presentation &&
4579 view->presentation_state == EV_PRESENTATION_END) {
4580 ev_view_reset_presentation_state (view);
4584 ev_view_reset_presentation_state (view);
4586 page = ev_page_cache_get_current_page (view->page_cache);
4588 if (view->dual_page && !view->presentation)
4594 ev_page_cache_set_current_page (view->page_cache, page);
4596 } else if (ev_view_get_dual_page (view) && page == -1) {
4597 ev_page_cache_set_current_page (view->page_cache, 0);
4604 /*** Enum description for usage in signal ***/
4607 ev_sizing_mode_get_type (void)
4609 static GType etype = 0;
4611 static const GEnumValue values[] = {
4612 { EV_SIZING_FIT_WIDTH, "EV_SIZING_FIT_WIDTH", "fit-width" },
4613 { EV_SIZING_BEST_FIT, "EV_SIZING_BEST_FIT", "best-fit" },
4614 { EV_SIZING_FREE, "EV_SIZING_FREE", "free" },
4617 etype = g_enum_register_static ("EvSizingMode", values);
4623 ev_scroll_type_get_type (void)
4625 static GType etype = 0;
4627 static const GEnumValue values[] = {
4628 { EV_SCROLL_PAGE_FORWARD, "EV_SCROLL_PAGE_FORWARD", "scroll-page-forward" },
4629 { EV_SCROLL_PAGE_BACKWARD, "EV_SCROLL_PAGE_BACKWARD", "scroll-page-backward" },
4630 { EV_SCROLL_STEP_FORWARD, "EV_SCROLL_STEP_FORWARD", "scroll-step-forward" },
4631 { EV_SCROLL_STEP_FORWARD, "EV_SCROLL_STEP_FORWARD", "scroll-step-forward" },
4632 { EV_SCROLL_STEP_UP, "EV_SCROLL_STEP_UP", "scroll-step-up" },
4633 { EV_SCROLL_STEP_DOWN, "EV_SCROLL_STEP_DOWN", "scroll-step-down" },
4636 etype = g_enum_register_static ("EvScrollType", values);