inicial

author: Perberos <[email protected]> 2011-11-09 18:17:43 -0300
committer: Perberos <[email protected]> 2011-11-09 18:17:43 -0300
commit: f6ce926719943751cf65cacde7fae050593eb2d6 (patch)
tree: 9224d1751678cf2d1fbd0431f128b711311c0287 /libview/ev-view-private.h
download: atril-f6ce926719943751cf65cacde7fae050593eb2d6.tar.bz2
atril-f6ce926719943751cf65cacde7fae050593eb2d6.tar.xz
1 files changed, 225 insertions, 0 deletions
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+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */
+/* this file is part of evince, a mate document viewer
+ *
+ * Copyright (C) 2004 Red Hat, Inc
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#if !defined (EVINCE_COMPILATION)
+#error "This is a private header."
+#endif
+
+#ifndef __EV_VIEW_PRIVATE_H__
+#define __EV_VIEW_PRIVATE_H__
+
+#include "ev-view.h"
+#include "ev-document-model.h"
+#include "ev-pixbuf-cache.h"
+#include "ev-page-cache.h"
+#include "ev-jobs.h"
+#include "ev-image.h"
+#include "ev-form-field.h"
+#include "ev-selection.h"
+#include "ev-view-cursor.h"
+
+#define DRAG_HISTORY 10
+
+/* Information for middle clicking and moving around the doc */
+typedef struct {
+ gboolean in_drag;
+ GdkPoint start;
+ gdouble hadj;
+ gdouble vadj;
+ guint drag_timeout_id;
+ guint release_timeout_id;
+ GdkPoint buffer[DRAG_HISTORY];
+ GdkPoint momentum;
+} DragInfo;
+
+/* Autoscrolling */
+typedef struct {
+ gboolean autoscrolling;
+ guint last_y;
+ guint start_y;
+ guint timeout_id; 
+} AutoScrollInfo;
+
+/* Information for handling selection */
+typedef struct {
+ gboolean in_drag;
+ GdkPoint start;
+ gboolean in_selection;
+ GList *selections;
+ EvSelectionStyle style;
+} SelectionInfo;
+
+/* Information for handling images DND */
+typedef struct {
+ gboolean in_drag;
+ GdkPoint start;
+ EvImage *image;
+} ImageDNDInfo;
+
+/* Annotation popup windows */
+typedef struct {
+ GtkWidget *window;
+ guint page;
+
+ /* Current position */
+ gint x;
+ gint y;
+
+ /* EvView root position */
+ gint parent_x;
+ gint parent_y;
+
+ /* Document coords */
+ gdouble orig_x;
+ gdouble orig_y;
+
+ gboolean visible;
+ gboolean moved;
+} EvViewWindowChild;
+
+typedef enum {
+ SCROLL_TO_KEEP_POSITION,
+ SCROLL_TO_PAGE_POSITION,
+ SCROLL_TO_CENTER,
+ SCROLL_TO_FIND_LOCATION,
+} PendingScroll;
+
+typedef struct _EvHeightToPageCache {
+ gint rotation;
+ gdouble *height_to_page;
+ gdouble *dual_height_to_page;
+} EvHeightToPageCache;
+
+struct _EvView {
+ GtkLayout layout;
+
+ EvDocument *document;
+
+ /* Find */
+ GList **find_pages;
+ gint find_result;
+ gboolean jump_to_find_result;
+ gboolean highlight_find_results;
+
+ EvDocumentModel *model;
+ EvPixbufCache *pixbuf_cache;
+ gsize pixbuf_cache_size;
+ EvPageCache *page_cache;
+ EvHeightToPageCache *height_to_page_cache;
+ EvViewCursor cursor;
+ EvJobRender *current_job;
+
+ GtkRequisition requisition;
+ gboolean internal_size_request;
+
+ /* Scrolling */
+ GtkAdjustment *hadjustment;
+ GtkAdjustment *vadjustment;
+
+ gint scroll_x;
+ gint scroll_y; 
+
+ PendingScroll pending_scroll;
+ gboolean pending_resize;
+ EvPoint pending_point;
+
+ /* Current geometry */
+ 
+ gint start_page;
+ gint end_page;
+ gint current_page;
+
+ gint rotation;
+ gdouble scale;
+ gint spacing;
+
+ gboolean loading;
+ gboolean continuous;
+ gboolean dual_page;
+ gboolean fullscreen;
+ EvSizingMode sizing_mode;
+ GtkWidget *loading_window;
+ guint loading_timeout;
+
+ /* Common for button press handling */
+ int pressed_button;
+
+ /* Information for middle clicking and dragging around. */
+ DragInfo drag_info;
+ 
+ /* Autoscrolling */
+ AutoScrollInfo scroll_info;
+
+ /* Selection */
+ GdkPoint motion;
+ guint selection_update_id;
+ guint selection_scroll_id;
+
+ EvViewSelectionMode selection_mode;
+ SelectionInfo selection_info;
+
+ /* Copy link address selection */
+ EvLinkAction *link_selected;
+
+ /* Image DND */
+ ImageDNDInfo image_dnd_info;
+
+ /* Annotations */
+ GList *window_children;
+ EvViewWindowChild *window_child_focus;
+ EvMapping *focus_annotation;
+ gboolean adding_annot;
+ EvAnnotationType adding_annot_type;
+
+ /* Synctex */
+ EvMapping *synctex_result;
+
+ /* Accessibility */
+ gboolean a11y_enabled;
+};
+
+struct _EvViewClass {
+ GtkLayoutClass parent_class;
+
+ void (*binding_activated) (EvView *view,
+ GtkScrollType scroll,
+ gboolean horizontal);
+ void (*handle_link) (EvView *view,
+ EvLink *link);
+ void (*external_link) (EvView *view,
+ EvLinkAction *action);
+ void (*popup_menu) (EvView *view,
+ GList *items);
+ void (*selection_changed) (EvView *view);
+ void (*sync_source) (EvView *view,
+ EvSourceLink *link);
+ void (*annot_added) (EvView *view,
+ EvAnnotation *annot);
+};
+
+void _get_page_size_for_scale_and_rotation (EvDocument *document,
+ gint page,
+ gdouble scale,
+ gint rotation,
+ gint *page_width,
+ gint *page_height);
+
+#endif /* __EV_VIEW_PRIVATE_H__ */
+
author	Perberos <[email protected]>	2011-11-09 18:17:43 -0300
committer	Perberos <[email protected]>	2011-11-09 18:17:43 -0300
commit	f6ce926719943751cf65cacde7fae050593eb2d6 (patch)
tree	9224d1751678cf2d1fbd0431f128b711311c0287 /libview/ev-view-private.h
download	atril-f6ce926719943751cf65cacde7fae050593eb2d6.tar.bz2 atril-f6ce926719943751cf65cacde7fae050593eb2d6.tar.xz