#include "ev-document-links.h"
#include "ev-document-misc.h"
#include "ev-document-transition.h"
-#include "ev-page-cache.h"
#include "ev-pixbuf-cache.h"
#include "ev-transition-animation.h"
#include "ev-view-marshal.h"
#define ZOOM_IN_FACTOR 1.2
#define ZOOM_OUT_FACTOR (1.0/ZOOM_IN_FACTOR)
-#define MIN_SCALE 0.05409
-#define MAX_SCALE 4.0
-
#define SCROLL_TIME 150
/*** Scrolling ***/
static void job_finished_cb (EvPixbufCache *pixbuf_cache,
GdkRegion *region,
EvView *view);
-static void page_changed_cb (EvPageCache *page_cache,
- int new_page,
+static void ev_view_page_changed_cb (EvDocumentModel *model,
+ gint old_page,
+ gint new_page,
EvView *view);
static void on_adjustment_value_changed (GtkAdjustment *adjustment,
EvView *view);
}
best_current_page = MAX (best_current_page, view->start_page);
- current_page = ev_page_cache_get_current_page (view->page_cache);
+ current_page = ev_document_model_get_page (view->model);
if ((current_page != best_current_page) && (view->pending_scroll == SCROLL_TO_KEEP_POSITION)) {
view->current_page = best_current_page;
- ev_page_cache_set_current_page (view->page_cache, best_current_page);
+ ev_document_model_set_page (view->model, best_current_page);
}
if (start != view->start_page || end != view->end_page) {
g_assert (x_offset);
g_assert (y_offset);
- for (i = view->start_page; i <= view->end_page; i++) {
+ for (i = view->start_page; i >= 0 && i <= view->end_page; i++) {
GdkRectangle page_area;
GtkBorder border;
ev_view_get_width (view),
ev_view_get_height (view));
- ev_view_set_sizing_mode (view, EV_SIZING_FREE);
- ev_view_set_zoom (view, zoom, FALSE);
+ ev_document_model_set_sizing_mode (view->model, EV_SIZING_FREE);
+ ev_document_model_set_scale (view->model, zoom);
doc_point.x = change_left ? left : 0;
doc_point.y = change_top ? top : 0;
ev_view_get_width (view),
ev_view_get_height (view));
- ev_view_set_sizing_mode (view, EV_SIZING_FREE);
- ev_view_set_zoom (view, zoom, FALSE);
+ ev_document_model_set_sizing_mode (view->model, EV_SIZING_FREE);
+ ev_document_model_set_scale (view->model, zoom);
view->current_page = page;
if (change_left)
ev_view_get_width (view),
ev_view_get_height (view));
- ev_view_set_sizing_mode (view, EV_SIZING_FIT_WIDTH);
- ev_view_set_zoom (view, zoom, FALSE);
+ ev_document_model_set_sizing_mode (view->model, EV_SIZING_FIT_WIDTH);
+ ev_document_model_set_scale (view->model, zoom);
view->current_page = page;
if (change_top)
ev_view_get_width (view),
ev_view_get_height (view));
- ev_view_set_sizing_mode (view, EV_SIZING_BEST_FIT);
- ev_view_set_zoom (view, zoom, FALSE);
+ ev_document_model_set_sizing_mode (view->model, EV_SIZING_BEST_FIT);
+ ev_document_model_set_scale (view->model, zoom);
view->current_page = page;
view->pending_scroll = SCROLL_TO_PAGE_POSITION;
page = ev_link_dest_get_page (dest);
if (change_zoom && zoom > 1) {
- ev_view_set_sizing_mode (view, EV_SIZING_FREE);
- ev_view_set_zoom (view, zoom, FALSE);
+ ev_document_model_set_sizing_mode (view->model, EV_SIZING_FREE);
+ ev_document_model_set_scale (view->model, zoom);
}
left = ev_link_dest_get_left (dest, &change_left);
switch (type) {
case EV_LINK_DEST_TYPE_PAGE:
- ev_page_cache_set_current_page (view->page_cache, page);
+ ev_document_model_set_page (view->model, page);
break;
case EV_LINK_DEST_TYPE_FIT:
goto_fit_dest (view, dest);
goto_xyz_dest (view, dest);
break;
case EV_LINK_DEST_TYPE_PAGE_LABEL:
- ev_page_cache_set_page_label (view->page_cache, ev_link_dest_get_page_label (dest));
+ ev_document_model_set_page_by_label (view->model, ev_link_dest_get_page_label (dest));
break;
default:
g_assert_not_reached ();
}
if (current_page != view->current_page)
- ev_page_cache_set_current_page (view->page_cache,
- view->current_page);
+ ev_document_model_set_page (view->model, view->current_page);
}
static void
cr = gdk_cairo_create (view->layout.bin_window);
- for (i = view->start_page; i <= view->end_page; i++) {
+ for (i = view->start_page; i >= 0 && i <= view->end_page; i++) {
GdkRectangle page_area;
GtkBorder border;
gboolean page_ready = TRUE;
ev_view_goto_window_hide (view);
- if (page >= 0 && page < ev_document_get_n_pages (view->document))
- ev_page_cache_set_current_page (view->page_cache, page);
+ if (page >= 0 && page < ev_document_get_n_pages (view->document)) {
+ ev_document_model_set_page (view->model, page);
+ }
}
static void
if (!view->presentation) {
gint current_page;
- current_page = ev_page_cache_get_current_page (view->page_cache);
+ current_page = ev_document_model_get_page (view->model);
ev_document_misc_paint_one_page (view->layout.bin_window,
GTK_WIDGET (view),
page_area, border,
{
EvView *view = EV_VIEW (object);
+ if (view->model) {
+ g_object_unref (view->model);
+ view->model = NULL;
+ }
+
if (view->document) {
g_object_unref (view->document);
view->document = NULL;
ev_view_set_sizing_mode (view, g_value_get_enum (value));
break;
case PROP_ZOOM:
- ev_view_set_zoom (view, g_value_get_double (value), FALSE);
+ ev_view_set_zoom (view, g_value_get_double (value));
break;
case PROP_ROTATION:
ev_view_set_rotation (view, g_value_get_int (value));
360,
0,
G_PARAM_READWRITE));
+
g_object_class_install_property (object_class,
PROP_HAS_SELECTION,
g_param_spec_boolean ("has-selection",
}
static void
-page_changed_cb (EvPageCache *page_cache,
- int new_page,
- EvView *view)
+ev_view_page_changed_cb (EvDocumentModel *model,
+ gint old_page,
+ gint new_page,
+ EvView *view)
{
+ if (!view->document)
+ return;
+
if (view->current_page != new_page) {
if (view->presentation)
ev_view_presentation_animation_start (view, new_page);
static void
setup_caches (EvView *view)
{
- view->page_cache = ev_page_cache_get (view->document);
view->height_to_page_cache = ev_view_get_height_to_page_cache (view);
- g_signal_connect (view->page_cache, "page-changed", G_CALLBACK (page_changed_cb), view);
view->pixbuf_cache = ev_pixbuf_cache_new (GTK_WIDGET (view), view->document);
g_signal_connect (view->pixbuf_cache, "job-finished", G_CALLBACK (job_finished_cb), view);
- page_changed_cb (view->page_cache,
- ev_page_cache_get_current_page (view->page_cache),
- view);
}
static void
g_object_unref (view->pixbuf_cache);
view->pixbuf_cache = NULL;
}
-
- if (view->page_cache) {
- view->page_cache = NULL;
- }
}
void
ev_view_handle_cursor_over_xy (view, x, y);
}
-void
-ev_view_set_document (EvView *view,
- EvDocument *document)
+static void
+ev_view_document_changed_cb (EvDocumentModel *model,
+ GParamSpec *pspec,
+ EvView *view)
{
- g_return_if_fail (EV_IS_VIEW (view));
+ EvDocument *document = ev_document_model_get_document (model);
view->loading = FALSE;
-
+
if (document != view->document) {
clear_caches (view);
if (view->document) {
g_object_unref (view->document);
- view->page_cache = NULL;
}
view->document = document;
setup_caches (view);
}
- view_update_range_and_current_page (view);
+ ev_view_change_page (view,
+ ev_document_model_get_page (model),
+ TRUE);
+ }
+}
+
+static void
+ev_view_rotation_changed_cb (EvDocumentModel *model,
+ GParamSpec *pspec,
+ EvView *view)
+{
+ gint rotation = ev_document_model_get_rotation (model);
+
+ ev_view_set_rotation (view, rotation);
+
+ if (view->pixbuf_cache) {
+ ev_pixbuf_cache_clear (view->pixbuf_cache);
+ gtk_widget_queue_resize (GTK_WIDGET (view));
+ }
+
+ if (rotation != 0)
+ clear_selection (view);
+}
+
+static void
+ev_view_sizing_mode_changed_cb (EvDocumentModel *model,
+ GParamSpec *pspec,
+ EvView *view)
+{
+ EvSizingMode mode = ev_document_model_get_sizing_mode (model);
+
+ ev_view_set_sizing_mode (view, mode);
+ if (mode != EV_SIZING_FREE)
gtk_widget_queue_resize (GTK_WIDGET (view));
+}
+
+#define EPSILON 0.0000001
+static void
+ev_view_scale_changed_cb (EvDocumentModel *model,
+ GParamSpec *pspec,
+ EvView *view)
+{
+ gdouble scale = ev_document_model_get_scale (model);
+
+ if (ABS (view->scale - scale) < EPSILON)
+ return;
+
+ if (view->loading_text) {
+ cairo_surface_destroy (view->loading_text);
+ view->loading_text = NULL;
}
+
+ ev_view_set_zoom (view, scale);
+
+ view->pending_resize = TRUE;
+ gtk_widget_queue_resize (GTK_WIDGET (view));
+}
+
+void
+ev_view_set_model (EvView *view,
+ EvDocumentModel *model)
+{
+ g_return_if_fail (EV_IS_VIEW (view));
+ g_return_if_fail (EV_IS_DOCUMENT_MODEL (model));
+
+ if (model == view->model)
+ return;
+
+ if (view->model) {
+ g_signal_handlers_disconnect_by_func (view->model,
+ ev_view_document_changed_cb,
+ view);
+ g_signal_handlers_disconnect_by_func (view->model,
+ ev_view_page_changed_cb,
+ view);
+ g_object_unref (view->model);
+ }
+ view->model = g_object_ref (model);
+ g_signal_connect (view->model, "notify::document",
+ G_CALLBACK (ev_view_document_changed_cb),
+ view);
+ g_signal_connect (view->model, "notify::rotation",
+ G_CALLBACK (ev_view_rotation_changed_cb),
+ view);
+ g_signal_connect (view->model, "notify::sizing-mode",
+ G_CALLBACK (ev_view_sizing_mode_changed_cb),
+ view);
+ g_signal_connect (view->model, "notify::scale",
+ G_CALLBACK (ev_view_scale_changed_cb),
+ view);
+ g_signal_connect (view->model, "page-changed",
+ G_CALLBACK (ev_view_page_changed_cb),
+ view);
}
static void
/*** Zoom and sizing mode ***/
-#define EPSILON 0.0000001
void
ev_view_set_zoom (EvView *view,
- double factor,
- gboolean relative)
+ double scale)
{
- double scale;
-
- if (relative)
- scale = view->scale * factor;
- else
- scale = factor;
-
- scale = CLAMP (scale,
- view->sizing_mode == EV_SIZING_FREE ? view->min_scale : 0,
- view->max_scale);
-
- if (scale == view->scale)
- return;
-
- if (ABS (view->scale - scale) < EPSILON)
- return;
-
- if (view->loading_text) {
- cairo_surface_destroy (view->loading_text);
- view->loading_text = NULL;
- }
-
view->scale = scale;
- view->pending_resize = TRUE;
-
- gtk_widget_queue_resize (GTK_WIDGET (view));
g_object_notify (G_OBJECT (view), "zoom");
}
g_return_if_fail (dpi > 0);
view->dpi = dpi;
- view->min_scale = MIN_SCALE * dpi / 72.0;
- view->max_scale = MAX_SCALE * dpi / 72.0;
}
gboolean
view->scale_saved = view->scale;
ev_view_set_sizing_mode (view, EV_SIZING_BEST_FIT);
} else {
- ev_view_set_sizing_mode (view, view->sizing_mode_saved);
- ev_view_set_zoom (view, view->scale_saved, FALSE);
+ ev_document_model_set_sizing_mode (view->model, view->sizing_mode_saved);
+ ev_document_model_set_scale (view->model, view->scale_saved);
}
gtk_widget_queue_resize (GTK_WIDGET (view));
ev_view_set_sizing_mode (EvView *view,
EvSizingMode sizing_mode)
{
- g_return_if_fail (EV_IS_VIEW (view));
-
- if (view->sizing_mode == sizing_mode)
- return;
-
view->sizing_mode = sizing_mode;
- gtk_widget_queue_resize (GTK_WIDGET (view));
g_object_notify (G_OBJECT (view), "sizing-mode");
}
gboolean
ev_view_can_zoom_in (EvView *view)
{
- return view->scale * ZOOM_IN_FACTOR <= view->max_scale;
+ return view->scale * ZOOM_IN_FACTOR <= ev_document_model_get_max_scale (view->model);
}
gboolean
ev_view_can_zoom_out (EvView *view)
{
- return view->scale * ZOOM_OUT_FACTOR >= view->min_scale;
+ return view->scale * ZOOM_OUT_FACTOR >= ev_document_model_get_min_scale (view->model);
}
void
ev_view_zoom_in (EvView *view)
{
+ gdouble scale;
+
g_return_if_fail (view->sizing_mode == EV_SIZING_FREE);
if (view->presentation)
return;
-
+
view->pending_scroll = SCROLL_TO_CENTER;
- ev_view_set_zoom (view, ZOOM_IN_FACTOR, TRUE);
+ scale = ev_document_model_get_scale (view->model) * ZOOM_IN_FACTOR;
+ ev_document_model_set_scale (view->model, scale);
}
void
ev_view_zoom_out (EvView *view)
{
+ gdouble scale;
+
g_return_if_fail (view->sizing_mode == EV_SIZING_FREE);
if (view->presentation)
return;
-
- view->pending_scroll = SCROLL_TO_CENTER;
- ev_view_set_zoom (view, ZOOM_OUT_FACTOR, TRUE);
-}
-
-void
-ev_view_rotate_right (EvView *view)
-{
- int rotation = view->rotation + 90;
-
- if (rotation >= 360) {
- rotation -= 360;
- }
-
- ev_view_set_rotation (view, rotation);
-}
-void
-ev_view_rotate_left (EvView *view)
-{
- int rotation = view->rotation - 90;
-
- if (rotation < 0) {
- rotation += 360;
- }
-
- ev_view_set_rotation (view, rotation);
+ view->pending_scroll = SCROLL_TO_CENTER;
+ scale = ev_document_model_get_scale (view->model) * ZOOM_OUT_FACTOR;
+ ev_document_model_set_scale (view->model, scale);
}
void
{
view->rotation = rotation;
- if (view->pixbuf_cache) {
- ev_pixbuf_cache_clear (view->pixbuf_cache);
- gtk_widget_queue_resize (GTK_WIDGET (view));
- }
-
- if (rotation != 0)
- clear_selection (view);
-
g_object_notify (G_OBJECT (view), "rotation");
}
get_doc_page_size (view, view->current_page, &doc_width, &doc_height);
scale = zoom_for_size_best_fit (doc_width, doc_height, width, height);
- ev_view_set_zoom (view, scale, FALSE);
+ ev_document_model_set_scale (view->model, scale);
}
static void
else
g_assert_not_reached ();
- ev_view_set_zoom (view, scale, FALSE);
+ ev_document_model_set_scale (view->model, scale);
}
static void
else
g_assert_not_reached ();
- ev_view_set_zoom (view, scale, FALSE);
+ ev_document_model_set_scale (view->model, scale);
}
static void
else
g_assert_not_reached ();
- ev_view_set_zoom (view, scale, FALSE);
+ ev_document_model_set_scale (view->model, scale);
}
static void
else
g_assert_not_reached ();
- ev_view_set_zoom (view, scale, FALSE);
+ ev_document_model_set_scale (view->model, scale);
}
static void
page = page + n_pages;
if (ev_view_find_get_n_results (view, page) > 0) {
- ev_page_cache_set_current_page (view->page_cache, page);
+ ev_document_model_set_page (view->model, page);
break;
}
}
g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
- if (!view->page_cache)
+ if (!view->document)
return FALSE;
if (view->presentation &&
ev_view_presentation_transition_stop (view);
ev_view_reset_presentation_state (view);
- page = ev_page_cache_get_current_page (view->page_cache);
+ page = ev_document_model_get_page (view->model);
n_pages = ev_document_get_n_pages (view->document);
if (view->dual_page && !view->presentation)
page = page + 1;
if (page < n_pages) {
- ev_page_cache_set_current_page (view->page_cache, page);
+ ev_document_model_set_page (view->model, page);
return TRUE;
} else if (view->presentation && page == n_pages) {
view->presentation_state = EV_PRESENTATION_END;
gtk_widget_queue_draw (GTK_WIDGET (view));
return TRUE;
} else if (view->dual_page && page == n_pages) {
- ev_page_cache_set_current_page (view->page_cache, page - 1);
+ ev_document_model_set_page (view->model, page - 1);
return TRUE;
} else {
return FALSE;
g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
- if (!view->page_cache)
+ if (!view->document)
return FALSE;
if (view->presentation &&
ev_view_reset_presentation_state (view);
- page = ev_page_cache_get_current_page (view->page_cache);
+ page = ev_document_model_get_page (view->model);
if (view->dual_page && !view->presentation)
page = page - 2;
page = page - 1;
if (page >= 0) {
- ev_page_cache_set_current_page (view->page_cache, page);
+ ev_document_model_set_page (view->model, page);
return TRUE;
} else if (ev_view_get_dual_page (view) && page == -1) {
- ev_page_cache_set_current_page (view->page_cache, 0);
+ ev_document_model_set_page (view->model, 0);
return TRUE;
} else {
return FALSE;
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