From 15d1dbc0c26ae7dc20a3dcadb917ae02913636ce Mon Sep 17 00:00:00 2001 From: Carlos Garcia Campos Date: Sat, 23 May 2009 19:09:31 +0200 Subject: [PATCH] [libdocument] Add EvMappinig to unify all Ev*Mapping types --- libdocument/Makefile.am | 2 + libdocument/ev-mapping.c | 93 ++++++++++++++++++++++++++++++++++++++++ libdocument/ev-mapping.h | 52 ++++++++++++++++++++++ 3 files changed, 147 insertions(+) create mode 100644 libdocument/ev-mapping.c create mode 100644 libdocument/ev-mapping.h diff --git a/libdocument/Makefile.am b/libdocument/Makefile.am index ef5876fd..15298e44 100644 --- a/libdocument/Makefile.am +++ b/libdocument/Makefile.am @@ -36,6 +36,7 @@ INST_H_FILES = \ ev-link-action.h \ ev-link-dest.h \ ev-link.h \ + ev-mapping.h \ ev-page.h \ ev-render-context.h \ ev-selection.h \ @@ -74,6 +75,7 @@ libevdocument_la_SOURCES= \ ev-debug.c \ ev-file-exporter.c \ ev-file-helpers.c \ + ev-mapping.c \ ev-module.c \ ev-page.c \ ev-render-context.c \ diff --git a/libdocument/ev-mapping.c b/libdocument/ev-mapping.c new file mode 100644 index 00000000..a1bb5f73 --- /dev/null +++ b/libdocument/ev-mapping.c @@ -0,0 +1,93 @@ +/* ev-mapping.c + * this file is part of evince, a gnome document viewer + * + * Copyright (C) 2009 Carlos Garcia Campos + * + * Evince is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * Evince is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. + */ + +#include "ev-mapping.h" + +EvMapping * +ev_mapping_list_find (GList *mapping_list, + gconstpointer data) +{ + GList *list; + + for (list = mapping_list; list; list = list->next) { + EvMapping *mapping = list->data; + + if (mapping->data == data) + return mapping; + } + + return NULL; +} + +EvMapping * +ev_mapping_list_find_custom (GList *mapping_list, + gconstpointer data, + GCompareFunc func) +{ + GList *list; + + for (list = mapping_list; list; list = list->next) { + EvMapping *mapping = list->data; + + if (!func (mapping->data, data)) + return mapping; + } + + return NULL; +} + +gpointer +ev_mapping_list_get_data (GList *mapping_list, + gdouble x, + gdouble y) +{ + GList *list; + + for (list = mapping_list; list; list = list->next) { + EvMapping *mapping = list->data; + + if ((x >= mapping->area.x1) && + (y >= mapping->area.y1) && + (x <= mapping->area.x2) && + (y <= mapping->area.y2)) { + return mapping->data; + } + } + + return NULL; +} + +static void +mapping_list_free_foreach (EvMapping *mapping, + GDestroyNotify destroy_func) +{ + destroy_func (mapping->data); + g_free (mapping); +} + +void +ev_mapping_list_free (GList *mapping_list, + GDestroyNotify destroy_func) +{ + g_list_foreach (mapping_list, + (GFunc)mapping_list_free_foreach, + destroy_func); + g_list_free (mapping_list); +} diff --git a/libdocument/ev-mapping.h b/libdocument/ev-mapping.h new file mode 100644 index 00000000..3092d988 --- /dev/null +++ b/libdocument/ev-mapping.h @@ -0,0 +1,52 @@ +/* ev-mapping.h + * this file is part of evince, a gnome document viewer + * + * Copyright (C) 2009 Carlos Garcia Campos + * + * Evince is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * Evince is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. + */ + +#if !defined (__EV_EVINCE_DOCUMENT_H_INSIDE__) && !defined (EVINCE_COMPILATION) +#error "Only can be included directly." +#endif + +#ifndef EV_MAPPING_H +#define EV_MAPPING_H + +#include "ev-document.h" + +G_BEGIN_DECLS + +typedef struct _EvMapping EvMapping; + +struct _EvMapping { + EvRectangle area; + gpointer data; +}; + +EvMapping *ev_mapping_list_find (GList *mapping_list, + gconstpointer data); +EvMapping *ev_mapping_list_find_custom (GList *mapping_list, + gconstpointer data, + GCompareFunc func); +gpointer ev_mapping_list_get_data (GList *mapping_list, + gdouble x, + gdouble y); +void ev_mapping_list_free (GList *mapping_list, + GDestroyNotify destroy_func); + +G_END_DECLS + +#endif /* EV_MAPPING_H */ -- 2.43.0