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.
22 #include <gtk/gtkalignment.h>
23 #include <glib/gi18n.h>
24 #include <gtk/gtkbindings.h>
25 #include <gtk/gtkselection.h>
26 #include <gtk/gtkclipboard.h>
27 #include <gdk/gdkkeysyms.h>
28 #include <libgnomevfs/gnome-vfs-utils.h>
30 #include "ev-marshal.h"
32 #include "ev-document-find.h"
33 #include "ev-document-misc.h"
35 #include "ev-job-queue.h"
36 #include "ev-page-cache.h"
37 #include "ev-pixbuf-cache.h"
39 #define EV_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), EV_TYPE_VIEW, EvViewClass))
40 #define EV_IS_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), EV_TYPE_VIEW))
41 #define EV_VIEW_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), EV_TYPE_VIEW, EvViewClass))
66 TARGET_TEXT_BUFFER_CONTENTS
69 static const GtkTargetEntry targets[] = {
70 { "STRING", 0, TARGET_STRING },
71 { "TEXT", 0, TARGET_TEXT },
72 { "COMPOUND_TEXT", 0, TARGET_COMPOUND_TEXT },
73 { "UTF8_STRING", 0, TARGET_UTF8_STRING },
76 static guint signals[N_SIGNALS];
79 EV_VIEW_CURSOR_NORMAL,
82 EV_VIEW_CURSOR_HIDDEN,
86 #define ZOOM_IN_FACTOR 1.2
87 #define ZOOM_OUT_FACTOR (1.0/ZOOM_IN_FACTOR)
89 #define MIN_SCALE 0.05409
105 SCROLL_TO_KEEP_POSITION,
106 SCROLL_TO_CURRENT_PAGE,
111 GtkWidget parent_instance;
113 EvDocument *document;
122 gboolean pressed_button;
123 GdkPoint selection_start;
127 GtkAdjustment *hadjustment;
128 GtkAdjustment *vadjustment;
130 EvPageCache *page_cache;
131 EvPixbufCache *pixbuf_cache;
137 EvJobRender *current_job;
149 gboolean presentation;
150 EvSizingMode sizing_mode;
152 PendingScroll pending_scroll;
153 gboolean pending_resize;
156 struct _EvViewClass {
157 GtkWidgetClass parent_class;
159 void (*set_scroll_adjustments) (EvView *view,
160 GtkAdjustment *hadjustment,
161 GtkAdjustment *vadjustment);
162 void (*scroll_view) (EvView *view,
163 GtkScrollType scroll,
164 gboolean horizontal);
165 void (*zoom_invalid) (EvView *view);
169 static void view_update_adjustments (EvView *view);
170 static void ev_view_set_scroll_adjustments (EvView *view,
171 GtkAdjustment *hadjustment,
172 GtkAdjustment *vadjustment);
173 static void view_update_range_and_current_page (EvView *view);
174 static void view_scroll_to_page (EvView *view,
176 static void set_scroll_adjustment (EvView *view,
177 GtkOrientation orientation,
178 GtkAdjustment *adjustment);
179 static void ev_view_set_scroll_adjustments (EvView *view,
180 GtkAdjustment *hadjustment,
181 GtkAdjustment *vadjustment);
182 static void add_scroll_binding_keypad (GtkBindingSet *binding_set,
184 GtkScrollType scroll,
185 gboolean horizontal);
186 static void ev_view_scroll_view (EvView *view,
187 GtkScrollType scroll,
188 gboolean horizontal);
189 static void ensure_rectangle_is_visible (EvView *view,
192 /*** Geometry computations ***/
193 static void compute_border (EvView *view,
197 static gboolean get_page_extents (EvView *view,
199 GdkRectangle *page_area,
201 static void view_rect_to_doc_rect (EvView *view,
202 GdkRectangle *view_rect,
203 GdkRectangle *page_area,
204 EvRectangle *doc_rect);
205 static void doc_rect_to_view_rect (EvView *view,
207 EvRectangle *doc_rect,
208 GdkRectangle *view_rect);
209 static void get_bounding_box_size (EvView *view,
212 static void find_page_at_location (EvView *view,
220 static EvLink* get_link_at_location (EvView *view,
223 static void go_to_link (EvView *view,
225 static char* status_message_from_link (EvView *view,
228 /*** GtkWidget implementation ***/
229 static void ev_view_size_request_continuous_dual_page (EvView *view,
230 GtkRequisition *requisition);
231 static void ev_view_size_request_continuous (EvView *view,
232 GtkRequisition *requisition);
233 static void ev_view_size_request_dual_page (EvView *view,
234 GtkRequisition *requisition);
235 static void ev_view_size_request_single_page (EvView *view,
236 GtkRequisition *requisition);
237 static void ev_view_size_request (GtkWidget *widget,
238 GtkRequisition *requisition);
239 static void ev_view_size_allocate (GtkWidget *widget,
240 GtkAllocation *allocation);
241 static void ev_view_realize (GtkWidget *widget);
242 static void ev_view_unrealize (GtkWidget *widget);
243 static gboolean ev_view_scroll_event (GtkWidget *widget,
244 GdkEventScroll *event);
245 static gboolean ev_view_expose_event (GtkWidget *widget,
246 GdkEventExpose *event);
247 static gboolean ev_view_button_press_event (GtkWidget *widget,
248 GdkEventButton *event);
249 static gboolean ev_view_motion_notify_event (GtkWidget *widget,
250 GdkEventMotion *event);
251 static gboolean ev_view_button_release_event (GtkWidget *widget,
252 GdkEventButton *event);
255 static guint32 ev_gdk_color_to_rgb (const GdkColor *color);
256 static void draw_rubberband (GtkWidget *widget,
258 const GdkRectangle *rect,
260 static void highlight_find_results (EvView *view,
262 static void draw_one_page (EvView *view,
264 GdkRectangle *page_area,
266 GdkRectangle *expose_area);
269 static void find_changed_cb (EvDocument *document,
272 static void job_finished_cb (EvPixbufCache *pixbuf_cache,
274 static void page_changed_cb (EvPageCache *page_cache,
277 static void on_adjustment_value_changed (GtkAdjustment *adjustment,
281 static void ev_view_finalize (GObject *object);
282 static void ev_view_destroy (GtkObject *object);
283 static void ev_view_set_property (GObject *object,
287 static void ev_view_get_property (GObject *object,
291 static void ev_view_class_init (EvViewClass *class);
292 static void ev_view_init (EvView *view);
294 /*** Zoom and sizing ***/
295 static double zoom_for_size_fit_width (int doc_width,
300 static double zoom_for_size_best_fit (int doc_width,
306 static void ev_view_zoom_for_size_presentation (EvView *view,
309 static void ev_view_zoom_for_size_continuous_and_dual_page (EvView *view,
314 static void ev_view_zoom_for_size_continuous (EvView *view,
319 static void ev_view_zoom_for_size_dual_page (EvView *view,
324 static void ev_view_zoom_for_size_single_page (EvView *view,
330 static GdkCursor* ev_view_create_invisible_cursor (void);
331 static void ev_view_set_cursor (EvView *view,
332 EvViewCursor new_cursor);
334 /*** Status messages ***/
335 static void ev_view_set_status (EvView *view,
336 const char *message);
337 static void update_find_status_message (EvView *view);
338 static void ev_view_set_find_status (EvView *view,
339 const char *message);
341 static void jump_to_find_result (EvView *view);
342 static void jump_to_find_page (EvView *view);
345 static void compute_selections (EvView *view,
346 GdkRectangle *view_rect);
347 static void clear_selection (EvView *view);
348 static char* get_selected_text (EvView *ev_view);
349 static void ev_view_primary_get_cb (GtkClipboard *clipboard,
350 GtkSelectionData *selection_data,
353 static void ev_view_primary_clear_cb (GtkClipboard *clipboard,
355 static void ev_view_update_primary_selection (EvView *ev_view);
358 G_DEFINE_TYPE (EvView, ev_view, GTK_TYPE_WIDGET)
361 view_update_adjustments (EvView *view)
365 if (! GTK_WIDGET_REALIZED (view))
368 if (view->hadjustment) {
369 dx = view->scroll_x - (int) view->hadjustment->value;
370 view->scroll_x = (int) view->hadjustment->value;
375 if (view->vadjustment) {
376 dy = view->scroll_y - (int) view->vadjustment->value;
377 view->scroll_y = (int) view->vadjustment->value;
383 if (view->pending_resize)
384 gtk_widget_queue_draw (GTK_WIDGET (view));
386 gdk_window_scroll (GTK_WIDGET (view)->window, dx, dy);
390 view_update_range_and_current_page (view);
394 view_set_adjustment_values (EvView *view,
395 GtkOrientation orientation)
397 GtkWidget *widget = GTK_WIDGET (view);
398 GtkAdjustment *adjustment;
405 if (orientation == GTK_ORIENTATION_HORIZONTAL) {
406 requisition = widget->requisition.width;
407 allocation = widget->allocation.width;
408 adjustment = view->hadjustment;
410 requisition = widget->requisition.height;
411 allocation = widget->allocation.height;
412 adjustment = view->vadjustment;
419 switch (view->pending_scroll) {
420 case SCROLL_TO_KEEP_POSITION:
421 factor = adjustment->value / adjustment->upper;
423 case SCROLL_TO_CURRENT_PAGE:
425 case SCROLL_TO_CENTER:
426 factor = (adjustment->value + adjustment->page_size * 0.5) / adjustment->upper;
430 adjustment->page_size = allocation;
431 adjustment->step_increment = allocation * 0.1;
432 adjustment->page_increment = allocation * 0.9;
433 adjustment->lower = 0;
434 adjustment->upper = MAX (allocation, requisition);
436 switch (view->pending_scroll) {
437 case SCROLL_TO_KEEP_POSITION:
438 new_value = CLAMP (adjustment->upper * factor, 0, adjustment->upper - adjustment->page_size);
439 gtk_adjustment_set_value (adjustment, (int)new_value);
441 case SCROLL_TO_CURRENT_PAGE:
442 if (orientation == GTK_ORIENTATION_VERTICAL) {
443 view_scroll_to_page (view, view->current_page);
446 case SCROLL_TO_CENTER:
447 new_value = CLAMP (adjustment->upper * factor - adjustment->page_size * 0.5, 0, adjustment->upper - adjustment->page_size);
448 gtk_adjustment_set_value (adjustment, (int)new_value);
452 gtk_adjustment_changed (adjustment);
456 view_update_range_and_current_page (EvView *view)
458 /* Presentation trumps all other modes */
459 if (view->presentation) {
460 view->start_page = view->current_page;
461 view->end_page = view->current_page;
462 } else if (view->continuous) {
463 GdkRectangle current_area, unused, page_area;
465 gboolean found = FALSE;
468 get_bounding_box_size (view, &(page_area.width), &(page_area.height));
469 page_area.x = view->spacing;
470 page_area.y = view->spacing;
472 if (view->hadjustment) {
473 current_area.x = view->hadjustment->value;
474 current_area.width = view->hadjustment->page_size;
476 current_area.x = page_area.x;
477 current_area.width = page_area.width;
480 if (view->vadjustment) {
481 current_area.y = view->vadjustment->value;
482 current_area.height = view->vadjustment->page_size;
484 current_area.y = page_area.y;
485 current_area.height = page_area.height;
488 for (i = 0; i < ev_page_cache_get_n_pages (view->page_cache); i++) {
489 if (gdk_rectangle_intersect (¤t_area, &page_area, &unused)) {
491 view->start_page = i;
499 if (view->dual_page) {
501 page_area.x += page_area.width + view->spacing;
503 page_area.x = view->spacing;
504 page_area.y += page_area.height + view->spacing;
507 page_area.y += page_area.height + view->spacing;
511 current_page = ev_page_cache_get_current_page (view->page_cache);
513 if (current_page < view->start_page || current_page > view->end_page) {
514 view->current_page = view->start_page;
515 ev_page_cache_set_current_page (view->page_cache, view->start_page);
518 if (view->dual_page) {
519 if (view->current_page % 2 == 0) {
520 view->start_page = view->current_page;
521 if (view->current_page + 1 < ev_page_cache_get_n_pages (view->page_cache))
522 view->end_page = view->start_page + 1;
524 view->start_page = view->current_page - 1;
525 view->end_page = view->current_page;
528 view->start_page = view->current_page;
529 view->end_page = view->current_page;
533 ev_pixbuf_cache_set_page_range (view->pixbuf_cache,
540 view_scroll_to_page (EvView *view, gint new_page)
542 EvPageCache *page_cache = view->page_cache;
543 int old_width, old_height;
544 int new_width, new_height;
545 int max_height, max_width, n_rows;
547 ev_page_cache_get_size (page_cache,
550 &old_width, &old_height);
552 ev_page_cache_get_size (page_cache,
555 &new_width, &new_height);
557 compute_border (view, new_width, new_height, &(view->border));
559 if (new_width != old_width || new_height != old_height)
560 gtk_widget_queue_resize (GTK_WIDGET (view));
562 gtk_widget_queue_draw (GTK_WIDGET (view));
564 get_bounding_box_size (view, &max_width, &max_height);
566 if (view->vadjustment) {
567 if (view->continuous) {
569 n_rows = view->dual_page ? new_page / 2 : new_page;
571 gtk_adjustment_clamp_page(view->vadjustment,
572 (max_height + view->spacing) * n_rows,
573 (max_height + view->spacing) * n_rows +
574 view->vadjustment->page_size);
576 gtk_adjustment_set_value (view->vadjustment,
577 view->vadjustment->lower);
581 if (view->hadjustment) {
582 if (view->dual_page) {
583 if (new_page % 2 == 0) {
584 gtk_adjustment_set_value (view->hadjustment,
585 view->hadjustment->lower);
587 gtk_adjustment_clamp_page (view->hadjustment,
588 view->hadjustment->lower +
589 max_width + view->spacing,
590 view->hadjustment->lower +
591 max_width + view->spacing +
592 view->hadjustment->page_size);
595 gtk_adjustment_set_value (view->hadjustment,
596 CLAMP (view->hadjustment->value,
597 view->hadjustment->lower,
598 view->hadjustment->upper -
599 view->hadjustment->page_size));
603 view->current_page = new_page;
604 view_update_range_and_current_page (view);
608 set_scroll_adjustment (EvView *view,
609 GtkOrientation orientation,
610 GtkAdjustment *adjustment)
612 GtkAdjustment **to_set;
614 if (orientation == GTK_ORIENTATION_HORIZONTAL)
615 to_set = &view->hadjustment;
617 to_set = &view->vadjustment;
619 if (*to_set != adjustment) {
621 g_signal_handlers_disconnect_by_func (*to_set,
622 (gpointer) on_adjustment_value_changed,
624 g_object_unref (*to_set);
627 *to_set = adjustment;
628 view_set_adjustment_values (view, orientation);
631 g_object_ref (*to_set);
632 g_signal_connect (*to_set, "value_changed",
633 G_CALLBACK (on_adjustment_value_changed), view);
639 ev_view_set_scroll_adjustments (EvView *view,
640 GtkAdjustment *hadjustment,
641 GtkAdjustment *vadjustment)
643 set_scroll_adjustment (view, GTK_ORIENTATION_HORIZONTAL, hadjustment);
644 set_scroll_adjustment (view, GTK_ORIENTATION_VERTICAL, vadjustment);
646 view_update_adjustments (view);
650 add_scroll_binding_keypad (GtkBindingSet *binding_set,
652 GtkScrollType scroll,
655 guint keypad_keyval = keyval - GDK_Left + GDK_KP_Left;
657 gtk_binding_entry_add_signal (binding_set, keyval, 0,
659 GTK_TYPE_SCROLL_TYPE, scroll,
660 G_TYPE_BOOLEAN, horizontal);
661 gtk_binding_entry_add_signal (binding_set, keypad_keyval, 0,
663 GTK_TYPE_SCROLL_TYPE, scroll,
664 G_TYPE_BOOLEAN, horizontal);
668 ev_view_scroll (EvView *view,
671 GtkAdjustment *adjustment;
672 double value, increment;
673 gboolean first_page = FALSE;
674 gboolean last_page = FALSE;
676 /* Assign values for increment and vertical adjustment */
677 adjustment = view->vadjustment;
678 increment = adjustment->page_size * 0.75;
679 value = adjustment->value;
681 /* Assign boolean for first and last page */
682 if (view->current_page == 0)
684 if (view->current_page == ev_page_cache_get_n_pages (view->page_cache) - 1)
688 case EV_SCROLL_PAGE_BACKWARD:
689 /* Do not jump backwards if at the first page */
690 if (value == (adjustment->lower) && first_page) {
692 /* At the top of a page, assign the upper bound limit of previous page */
693 } else if (value == (adjustment->lower)) {
694 value = adjustment->upper - adjustment->page_size;
695 ev_page_cache_set_current_page (view->page_cache, view->current_page - 1);
696 /* Jump to the top */
698 value = MAX (value - increment, adjustment->lower);
701 case EV_SCROLL_PAGE_FORWARD:
702 /* Do not jump forward if at the last page */
703 if (value == (adjustment->upper - adjustment->page_size) && last_page) {
705 /* At the bottom of a page, assign the lower bound limit of next page */
706 } else if (value == (adjustment->upper - adjustment->page_size)) {
708 ev_page_cache_set_current_page (view->page_cache, view->current_page + 1);
709 /* Jump to the bottom */
711 value = MIN (value + increment, adjustment->upper - adjustment->page_size);
718 gtk_adjustment_set_value (adjustment, value);
722 ev_view_scroll_view (EvView *view,
723 GtkScrollType scroll,
726 GtkAdjustment *adjustment;
730 adjustment = view->hadjustment;
732 adjustment = view->vadjustment;
735 value = adjustment->value;
738 case GTK_SCROLL_STEP_BACKWARD:
739 value -= adjustment->step_increment;
741 case GTK_SCROLL_STEP_FORWARD:
742 value += adjustment->step_increment;
748 value = CLAMP (value, adjustment->lower,
749 adjustment->upper - adjustment->page_size);
751 gtk_adjustment_set_value (adjustment, value);
757 ensure_rectangle_is_visible (EvView *view, GdkRectangle *rect)
759 GtkWidget *widget = GTK_WIDGET (view);
760 GtkAdjustment *adjustment;
763 adjustment = view->vadjustment;
765 if (rect->y < adjustment->value) {
766 value = MAX (adjustment->lower, rect->y - MARGIN);
767 gtk_adjustment_set_value (view->vadjustment, value);
768 } else if (rect->y + rect->height >
769 adjustment->value + widget->allocation.height) {
770 value = MIN (adjustment->upper, rect->y + rect->height -
771 widget->allocation.height + MARGIN);
772 gtk_adjustment_set_value (view->vadjustment, value);
775 adjustment = view->hadjustment;
777 if (rect->x < adjustment->value) {
778 value = MAX (adjustment->lower, rect->x - MARGIN);
779 gtk_adjustment_set_value (view->hadjustment, value);
780 } else if (rect->x + rect->height >
781 adjustment->value + widget->allocation.width) {
782 value = MIN (adjustment->upper, rect->x + rect->width -
783 widget->allocation.width + MARGIN);
784 gtk_adjustment_set_value (view->hadjustment, value);
788 /*** Geometry computations ***/
791 compute_border (EvView *view, int width, int height, GtkBorder *border)
793 if (view->presentation) {
799 ev_document_misc_get_page_border_size (width, height, border);
804 get_page_extents (EvView *view,
806 GdkRectangle *page_area,
812 widget = GTK_WIDGET (view);
814 /* Quick sanity check */
815 if (view->presentation) {
816 if (view->current_page != page)
818 } else if (view->continuous) {
819 if (page < view->start_page ||
820 page > view->end_page)
822 } else if (view->dual_page) {
823 if (ABS (page - view->current_page) > 1)
826 if (view->current_page != page)
830 /* Get the size of the page */
831 ev_page_cache_get_size (view->page_cache, page,
834 compute_border (view, width, height, border);
835 page_area->width = width + border->left + border->right;
836 page_area->height = height + border->top + border->bottom;
838 if (view->presentation) {
839 page_area->x = (MAX (0, widget->allocation.width - width))/2;
840 page_area->y = (MAX (0, widget->allocation.height - height))/2;
841 } else if (view->continuous) {
842 gint max_width, max_height;
845 get_bounding_box_size (view, &max_width, &max_height);
846 /* Get the location of the bounding box */
847 if (view->dual_page) {
848 x = view->spacing + (page % 2) * (max_width + view->spacing);
849 y = view->spacing + (page / 2) * (max_height + view->spacing);
850 x = x + MAX (0, widget->allocation.width - (max_width * 2 + view->spacing * 3))/2;
853 y = view->spacing + page * (max_height + view->spacing);
854 x = x + MAX (0, widget->allocation.width - (max_width + view->spacing * 2))/2;
860 if (view->dual_page) {
861 gint width_2, height_2;
862 gint max_width = width;
863 gint max_height = height;
864 GtkBorder overall_border;
867 other_page = page ^ 1;
869 /* First, we get the bounding box of the two pages */
870 if (other_page < ev_page_cache_get_n_pages (view->page_cache)) {
871 ev_page_cache_get_size (view->page_cache,
874 &width_2, &height_2);
877 if (height_2 > height)
878 max_height = height_2;
880 compute_border (view, max_width, max_height, &overall_border);
882 /* Find the offsets */
886 /* Adjust for being the left or right page */
888 x = x + max_width - width;
890 x = x + (max_width + overall_border.left + overall_border.right) + view->spacing;
892 y = y + (max_height - height)/2;
894 /* Adjust for extra allocation */
895 x = x + MAX (0, widget->allocation.width -
896 ((max_width + overall_border.left + overall_border.right) * 2 + view->spacing * 3))/2;
897 y = y + MAX (0, widget->allocation.height - (height + view->spacing * 2))/2;
902 /* Adjust for extra allocation */
903 x = x + MAX (0, widget->allocation.width - (width + view->spacing * 2))/2;
904 y = y + MAX (0, widget->allocation.height - (height + view->spacing * 2))/2;
915 view_rect_to_doc_rect (EvView *view,
916 GdkRectangle *view_rect,
917 GdkRectangle *page_area,
918 EvRectangle *doc_rect)
920 doc_rect->x1 = floor ((view_rect->x - page_area->x) / view->scale);
921 doc_rect->y1 = floor ((view_rect->y - page_area->y) / view->scale);
922 doc_rect->x2 = doc_rect->x1 + ceil (view_rect->width / view->scale);
923 doc_rect->y2 = doc_rect->y1 + ceil (view_rect->height / view->scale);
927 doc_rect_to_view_rect (EvView *view,
929 EvRectangle *doc_rect,
930 GdkRectangle *view_rect)
932 GdkRectangle page_area;
936 get_page_extents (view, page, &page_area, &border);
938 width = doc_rect->x2 - doc_rect->x1;
939 height = doc_rect->y2 - doc_rect->y1;
940 view_rect->x = floor (doc_rect->x1 * view->scale) + page_area.x;
941 view_rect->y = floor (doc_rect->y1 * view->scale) + page_area.y;
942 view_rect->width = ceil (width * view->scale);
943 view_rect->height = ceil (height * view->scale);
947 get_bounding_box_size (EvView *view, int *max_width, int *max_height)
953 ev_page_cache_get_max_width_size (view->page_cache,
956 compute_border (view, width, height, &border);
957 *max_width = width + border.left + border.right;
962 ev_page_cache_get_max_height_size (view->page_cache,
965 compute_border (view, width, height, &border);
966 *max_height = height + border.top + border.bottom;
971 find_page_at_location (EvView *view,
980 if (view->document == NULL)
987 for (i = view->start_page; i <= view->end_page; i++) {
988 GdkRectangle page_area;
991 if (! get_page_extents (view, i, &page_area, &border))
994 if ((x >= page_area.x + border.left) &&
995 (x < page_area.x + page_area.width - border.right) &&
996 (y >= page_area.y + border.top) &&
997 (y < page_area.y + page_area.height - border.bottom)) {
999 *x_offset = x - (page_area.x + border.left);
1000 *y_offset = y - (page_area.y + border.top);
1010 get_link_at_location (EvView *view,
1015 gint x_offset = 0, y_offset = 0;
1016 GList *link_mapping;
1018 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1023 link_mapping = ev_pixbuf_cache_get_link_mapping (view->pixbuf_cache, page);
1026 return ev_link_mapping_find (link_mapping, x_offset / view->scale, y_offset / view->scale);
1031 /* FIXME: standardize this sometime */
1033 go_to_link (EvView *view, EvLink *link)
1039 type = ev_link_get_link_type (link);
1042 case EV_LINK_TYPE_TITLE:
1044 case EV_LINK_TYPE_PAGE:
1045 page = ev_link_get_page (link);
1046 ev_page_cache_set_current_page (view->page_cache, page);
1048 case EV_LINK_TYPE_EXTERNAL_URI:
1049 uri = ev_link_get_uri (link);
1050 gnome_vfs_url_show (uri);
1056 status_message_from_link (EvView *view, EvLink *link)
1062 type = ev_link_get_link_type (link);
1065 case EV_LINK_TYPE_TITLE:
1066 if (ev_link_get_title (link))
1067 msg = g_strdup (ev_link_get_title (link));
1069 case EV_LINK_TYPE_PAGE:
1070 page_label = ev_page_cache_get_page_label (view->page_cache, ev_link_get_page (link));
1071 msg = g_strdup_printf (_("Go to page %s"), page_label);
1072 g_free (page_label);
1074 case EV_LINK_TYPE_EXTERNAL_URI:
1075 msg = g_strdup (ev_link_get_uri (link));
1085 /*** GtkWidget implementation ***/
1088 ev_view_size_request_continuous_dual_page (EvView *view,
1089 GtkRequisition *requisition)
1091 int max_width, max_height;
1094 get_bounding_box_size (view, &max_width, &max_height);
1096 n_rows = (1 + ev_page_cache_get_n_pages (view->page_cache)) / 2;
1098 requisition->width = (max_width * 2) + (view->spacing * 3);
1099 requisition->height = max_height * n_rows + (view->spacing * (n_rows + 1));
1101 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
1102 requisition->width = 1;
1103 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
1104 requisition->width = 1;
1105 /* FIXME: This could actually be set on one page docs or docs
1106 * with a strange aspect ratio. */
1107 /* requisition->height = 1;*/
1112 ev_view_size_request_continuous (EvView *view,
1113 GtkRequisition *requisition)
1115 int max_width, max_height;
1118 get_bounding_box_size (view, &max_width, &max_height);
1120 n_pages = ev_page_cache_get_n_pages (view->page_cache);
1122 requisition->width = max_width + (view->spacing * 2);
1123 requisition->height = max_height * n_pages + (view->spacing * (n_pages + 1));
1125 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
1126 requisition->width = 1;
1127 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
1128 requisition->width = 1;
1129 /* FIXME: This could actually be set on one page docs or docs
1130 * with a strange aspect ratio. */
1131 /* requisition->height = 1;*/
1136 ev_view_size_request_dual_page (EvView *view,
1137 GtkRequisition *requisition)
1142 /* Find the largest of the two. */
1143 ev_page_cache_get_size (view->page_cache,
1147 if (view->current_page + 1 < ev_page_cache_get_n_pages (view->page_cache)) {
1148 gint width_2, height_2;
1149 ev_page_cache_get_size (view->page_cache,
1150 view->current_page + 1,
1152 &width_2, &height_2);
1153 if (width_2 > width) {
1158 compute_border (view, width, height, &border);
1160 requisition->width = ((width + border.left + border.right) * 2) +
1161 (view->spacing * 3);
1162 requisition->height = (height + border.top + border.bottom) +
1163 (view->spacing * 2);
1165 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
1166 requisition->width = 1;
1167 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
1168 requisition->width = 1;
1169 requisition->height = 1;
1174 ev_view_size_request_single_page (EvView *view,
1175 GtkRequisition *requisition)
1180 ev_page_cache_get_size (view->page_cache,
1184 compute_border (view, width, height, &border);
1186 requisition->width = width + border.left + border.right + (2 * view->spacing);
1187 requisition->height = height + border.top + border.bottom + (2 * view->spacing);
1189 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
1190 requisition->width = 1;
1191 requisition->height = height + border.top + border.bottom + (2 * view->spacing);
1192 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
1193 requisition->width = 1;
1194 requisition->height = 1;
1199 ev_view_size_request (GtkWidget *widget,
1200 GtkRequisition *requisition)
1202 EvView *view = EV_VIEW (widget);
1204 if (view->document == NULL) {
1205 requisition->width = 1;
1206 requisition->height = 1;
1210 if (view->presentation) {
1211 requisition->width = 1;
1212 requisition->height = 1;
1216 if (view->continuous && view->dual_page)
1217 ev_view_size_request_continuous_dual_page (view, requisition);
1218 else if (view->continuous)
1219 ev_view_size_request_continuous (view, requisition);
1220 else if (view->dual_page)
1221 ev_view_size_request_dual_page (view, requisition);
1223 ev_view_size_request_single_page (view, requisition);
1227 ev_view_size_allocate (GtkWidget *widget,
1228 GtkAllocation *allocation)
1230 EvView *view = EV_VIEW (widget);
1232 if (view->sizing_mode == EV_SIZING_FIT_WIDTH ||
1233 view->sizing_mode == EV_SIZING_BEST_FIT) {
1235 g_signal_emit (view, signals[SIGNAL_ZOOM_INVALID], 0);
1237 ev_view_size_request (widget, &widget->requisition);
1240 view_set_adjustment_values (view, GTK_ORIENTATION_HORIZONTAL);
1241 view_set_adjustment_values (view, GTK_ORIENTATION_VERTICAL);
1243 view->pending_scroll = SCROLL_TO_KEEP_POSITION;
1244 view->pending_resize = FALSE;
1247 view_update_range_and_current_page (view);
1249 GTK_WIDGET_CLASS (ev_view_parent_class)->size_allocate (widget, allocation);
1253 ev_view_realize (GtkWidget *widget)
1255 EvView *view = EV_VIEW (widget);
1256 GdkWindowAttr attributes;
1258 GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
1261 attributes.window_type = GDK_WINDOW_CHILD;
1262 attributes.wclass = GDK_INPUT_OUTPUT;
1263 attributes.visual = gtk_widget_get_visual (widget);
1264 attributes.colormap = gtk_widget_get_colormap (widget);
1266 attributes.x = widget->allocation.x;
1267 attributes.y = widget->allocation.y;
1268 attributes.width = widget->allocation.width;
1269 attributes.height = widget->allocation.height;
1270 attributes.event_mask = GDK_EXPOSURE_MASK |
1271 GDK_BUTTON_PRESS_MASK |
1272 GDK_BUTTON_RELEASE_MASK |
1274 GDK_KEY_PRESS_MASK |
1275 GDK_POINTER_MOTION_MASK |
1276 GDK_LEAVE_NOTIFY_MASK;
1278 widget->window = gdk_window_new (gtk_widget_get_parent_window (widget),
1280 GDK_WA_X | GDK_WA_Y |
1283 gdk_window_set_user_data (widget->window, widget);
1284 widget->style = gtk_style_attach (widget->style, widget->window);
1286 if (view->presentation)
1287 gdk_window_set_background (widget->window, &widget->style->black);
1289 gdk_window_set_background (widget->window, &widget->style->mid [GTK_STATE_NORMAL]);
1293 ev_view_unrealize (GtkWidget *widget)
1295 GTK_WIDGET_CLASS (ev_view_parent_class)->unrealize (widget);
1299 ev_view_scroll_event (GtkWidget *widget, GdkEventScroll *event)
1301 EvView *view = EV_VIEW (widget);
1303 if ((event->state & GDK_CONTROL_MASK) != 0) {
1305 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
1307 if (event->direction == GDK_SCROLL_UP ||
1308 event->direction == GDK_SCROLL_LEFT) {
1309 if (ev_view_can_zoom_in (view)) {
1310 ev_view_zoom_in (view);
1313 if (ev_view_can_zoom_out (view)) {
1314 ev_view_zoom_out (view);
1320 if ((event->state & GDK_SHIFT_MASK) != 0) {
1321 if (event->direction == GDK_SCROLL_UP)
1322 event->direction = GDK_SCROLL_LEFT;
1323 if (event->direction == GDK_SCROLL_DOWN)
1324 event->direction = GDK_SCROLL_RIGHT;
1331 ev_view_expose_event (GtkWidget *widget,
1332 GdkEventExpose *event)
1334 EvView *view = EV_VIEW (widget);
1335 GdkRectangle rubberband;
1339 if (view->document == NULL)
1342 for (i = view->start_page; i <= view->end_page; i++) {
1343 GdkRectangle page_area;
1346 if (!get_page_extents (view, i, &page_area, &border))
1349 page_area.x -= view->scroll_x;
1350 page_area.y -= view->scroll_y;
1352 draw_one_page (view, i, &page_area, &border, &(event->area));
1354 if (EV_IS_DOCUMENT_FIND (view->document)) {
1355 highlight_find_results (view, i);
1359 for (l = view->selections; l != NULL; l = l->next) {
1360 EvViewSelection *selection = (EvViewSelection *)l->data;
1362 doc_rect_to_view_rect (view, selection->page,
1363 &selection->rect, &rubberband);
1364 if (rubberband.width > 0 && rubberband.height > 0) {
1365 draw_rubberband (GTK_WIDGET (view), GTK_WIDGET(view)->window,
1374 ev_view_button_press_event (GtkWidget *widget,
1375 GdkEventButton *event)
1377 EvView *view = EV_VIEW (widget);
1379 if (!GTK_WIDGET_HAS_FOCUS (widget)) {
1380 gtk_widget_grab_focus (widget);
1383 view->pressed_button = event->button;
1385 switch (event->button) {
1387 if (view->selections) {
1388 clear_selection (view);
1389 gtk_widget_queue_draw (widget);
1392 view->selection_start.x = event->x;
1393 view->selection_start.y = event->y;
1396 /* use root coordinates as reference point because
1397 * scrolling changes window relative coordinates */
1398 view->drag_info.start.x = event->x_root;
1399 view->drag_info.start.y = event->y_root;
1400 view->drag_info.hadj = gtk_adjustment_get_value (view->hadjustment);
1401 view->drag_info.vadj = gtk_adjustment_get_value (view->vadjustment);
1403 ev_view_set_cursor (view, EV_VIEW_CURSOR_DRAG);
1412 ev_view_motion_notify_event (GtkWidget *widget,
1413 GdkEventMotion *event)
1415 EvView *view = EV_VIEW (widget);
1417 if (view->pressed_button == 1) {
1418 GdkRectangle selection;
1420 selection.x = MIN (view->selection_start.x, event->x) + view->scroll_x;
1421 selection.y = MIN (view->selection_start.y, event->y) + view->scroll_y;
1422 selection.width = ABS (view->selection_start.x - event->x) + 1;
1423 selection.height = ABS (view->selection_start.y - event->y) + 1;
1425 compute_selections (view, &selection);
1427 gtk_widget_queue_draw (widget);
1430 } else if (view->pressed_button == 2) {
1431 if (!view->drag_info.dragging) {
1434 start = gtk_drag_check_threshold (widget,
1435 view->drag_info.start.x,
1436 view->drag_info.start.y,
1439 view->drag_info.dragging = start;
1442 if (view->drag_info.dragging) {
1444 gdouble dhadj_value, dvadj_value;
1446 dx = event->x_root - view->drag_info.start.x;
1447 dy = event->y_root - view->drag_info.start.y;
1449 dhadj_value = view->hadjustment->page_size *
1450 (gdouble)dx / widget->allocation.width;
1451 dvadj_value = view->vadjustment->page_size *
1452 (gdouble)dy / widget->allocation.height;
1454 /* clamp scrolling to visible area */
1455 gtk_adjustment_set_value (view->hadjustment,
1456 MIN(view->drag_info.hadj - dhadj_value,
1457 view->hadjustment->upper -
1458 view->hadjustment->page_size));
1459 gtk_adjustment_set_value (view->vadjustment,
1460 MIN(view->drag_info.vadj - dvadj_value,
1461 view->vadjustment->upper -
1462 view->vadjustment->page_size));
1466 } else if (view->pressed_button <= 0 && view->document) {
1469 link = get_link_at_location (view, event->x + view->scroll_x, event->y + view->scroll_y);
1473 msg = status_message_from_link (view, link);
1474 ev_view_set_status (view, msg);
1475 ev_view_set_cursor (view, EV_VIEW_CURSOR_LINK);
1478 ev_view_set_status (view, NULL);
1479 if (view->cursor == EV_VIEW_CURSOR_LINK) {
1480 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
1490 ev_view_button_release_event (GtkWidget *widget,
1491 GdkEventButton *event)
1493 EvView *view = EV_VIEW (widget);
1495 if (view->pressed_button == 2) {
1496 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
1499 view->pressed_button = -1;
1500 view->drag_info.dragging = FALSE;
1502 if (view->selections) {
1503 ev_view_update_primary_selection (view);
1504 } else if (view->document) {
1507 link = get_link_at_location (view, event->x + view->scroll_x, event->y + view->scroll_y);
1509 go_to_link (view, link);
1519 ev_gdk_color_to_rgb (const GdkColor *color)
1522 result = (0xff0000 | (color->red & 0xff00));
1524 result |= ((color->green & 0xff00) | (color->blue >> 8));
1529 draw_rubberband (GtkWidget *widget, GdkWindow *window,
1530 const GdkRectangle *rect, guchar alpha)
1534 GdkColor *fill_color_gdk;
1537 fill_color_gdk = gdk_color_copy (>K_WIDGET (widget)->style->base[GTK_STATE_SELECTED]);
1538 fill_color = ev_gdk_color_to_rgb (fill_color_gdk) << 8 | alpha;
1540 pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
1541 rect->width, rect->height);
1542 gdk_pixbuf_fill (pixbuf, fill_color);
1544 gdk_draw_pixbuf (window, NULL, pixbuf,
1546 rect->x - EV_VIEW (widget)->scroll_x, rect->y - EV_VIEW (widget)->scroll_y,
1547 rect->width, rect->height,
1548 GDK_RGB_DITHER_NONE,
1551 g_object_unref (pixbuf);
1553 gc = gdk_gc_new (window);
1554 gdk_gc_set_rgb_fg_color (gc, fill_color_gdk);
1555 gdk_draw_rectangle (window, gc, FALSE,
1556 rect->x - EV_VIEW (widget)->scroll_x, rect->y - EV_VIEW (widget)->scroll_y,
1559 g_object_unref (gc);
1561 gdk_color_free (fill_color_gdk);
1566 highlight_find_results (EvView *view, int page)
1568 EvDocumentFind *find;
1571 g_return_if_fail (EV_IS_DOCUMENT_FIND (view->document));
1573 find = EV_DOCUMENT_FIND (view->document);
1575 results = ev_document_find_get_n_results (find, page);
1577 for (i = 0; i < results; i++) {
1578 EvRectangle rectangle;
1579 GdkRectangle view_rectangle;
1582 if (i == view->find_result && page == view->find_page) {
1588 ev_document_find_get_result (find, page,
1590 doc_rect_to_view_rect (view, page, &rectangle, &view_rectangle);
1591 draw_rubberband (GTK_WIDGET (view), GTK_WIDGET(view)->window,
1592 &view_rectangle, alpha);
1597 draw_one_page (EvView *view,
1599 GdkRectangle *page_area,
1601 GdkRectangle *expose_area)
1604 GdkPixbuf *scaled_image;
1605 GdkPixbuf *current_pixbuf;
1606 GdkRectangle overlap;
1607 GdkRectangle real_page_area;
1609 g_assert (view->document);
1611 ev_page_cache_get_size (view->page_cache,
1615 /* Render the document itself */
1616 real_page_area = *page_area;
1618 real_page_area.x += border->left;
1619 real_page_area.y += border->top;
1620 real_page_area.width -= (border->left + border->right);
1621 real_page_area.height -= (border->top + border->bottom);
1623 if (! gdk_rectangle_intersect (&real_page_area, expose_area, &overlap))
1626 ev_document_misc_paint_one_page (GTK_WIDGET(view)->window,
1630 current_pixbuf = ev_pixbuf_cache_get_pixbuf (view->pixbuf_cache, page);
1632 if (current_pixbuf == NULL)
1633 scaled_image = NULL;
1634 else if (width == gdk_pixbuf_get_width (current_pixbuf) &&
1635 height == gdk_pixbuf_get_height (current_pixbuf))
1636 scaled_image = g_object_ref (current_pixbuf);
1638 /* FIXME: We don't want to scale the whole area, just the right
1640 scaled_image = gdk_pixbuf_scale_simple (current_pixbuf,
1642 GDK_INTERP_NEAREST);
1645 gdk_draw_pixbuf (GTK_WIDGET(view)->window,
1646 GTK_WIDGET (view)->style->fg_gc[GTK_STATE_NORMAL],
1648 overlap.x - real_page_area.x,
1649 overlap.y - real_page_area.y,
1650 overlap.x, overlap.y,
1651 overlap.width, overlap.height,
1652 GDK_RGB_DITHER_NORMAL,
1654 g_object_unref (scaled_image);
1658 /*** GObject functions ***/
1661 ev_view_finalize (GObject *object)
1663 EvView *view = EV_VIEW (object);
1667 g_free (view->status);
1668 g_free (view->find_status);
1670 clear_selection (view);
1672 G_OBJECT_CLASS (ev_view_parent_class)->finalize (object);
1676 ev_view_destroy (GtkObject *object)
1678 EvView *view = EV_VIEW (object);
1680 if (view->document) {
1681 g_object_unref (view->document);
1682 view->document = NULL;
1684 if (view->pixbuf_cache) {
1685 g_object_unref (view->pixbuf_cache);
1686 view->pixbuf_cache = NULL;
1688 ev_view_set_scroll_adjustments (view, NULL, NULL);
1690 GTK_OBJECT_CLASS (ev_view_parent_class)->destroy (object);
1694 ev_view_set_property (GObject *object,
1696 const GValue *value,
1699 EvView *view = EV_VIEW (object);
1703 case PROP_CONTINUOUS:
1704 ev_view_set_continuous (view, g_value_get_boolean (value));
1706 case PROP_DUAL_PAGE:
1707 ev_view_set_dual_page (view, g_value_get_boolean (value));
1709 case PROP_FULLSCREEN:
1710 ev_view_set_fullscreen (view, g_value_get_boolean (value));
1712 case PROP_PRESENTATION:
1713 ev_view_set_presentation (view, g_value_get_boolean (value));
1715 case PROP_SIZING_MODE:
1716 ev_view_set_sizing_mode (view, g_value_get_enum (value));
1719 ev_view_set_zoom (view, g_value_get_double (value), FALSE);
1722 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
1727 ev_view_get_property (GObject *object,
1732 EvView *view = EV_VIEW (object);
1737 g_value_set_string (value, view->status);
1739 case PROP_FIND_STATUS:
1740 g_value_set_string (value, view->status);
1742 case PROP_CONTINUOUS:
1743 g_value_set_boolean (value, view->continuous);
1745 case PROP_DUAL_PAGE:
1746 g_value_set_boolean (value, view->dual_page);
1748 case PROP_FULLSCREEN:
1749 g_value_set_boolean (value, view->fullscreen);
1751 case PROP_PRESENTATION:
1752 g_value_set_boolean (value, view->presentation);
1754 case PROP_SIZING_MODE:
1755 g_value_set_enum (value, view->sizing_mode);
1758 g_value_set_double (value, view->scale);
1761 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
1766 ev_view_class_init (EvViewClass *class)
1768 GObjectClass *object_class = G_OBJECT_CLASS (class);
1769 GtkObjectClass *gtk_object_class = GTK_OBJECT_CLASS (class);
1770 GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
1771 GtkBindingSet *binding_set;
1773 object_class->finalize = ev_view_finalize;
1774 object_class->set_property = ev_view_set_property;
1775 object_class->get_property = ev_view_get_property;
1777 widget_class->expose_event = ev_view_expose_event;
1778 widget_class->button_press_event = ev_view_button_press_event;
1779 widget_class->motion_notify_event = ev_view_motion_notify_event;
1780 widget_class->button_release_event = ev_view_button_release_event;
1781 widget_class->size_request = ev_view_size_request;
1782 widget_class->size_allocate = ev_view_size_allocate;
1783 widget_class->realize = ev_view_realize;
1784 widget_class->unrealize = ev_view_unrealize;
1785 widget_class->scroll_event = ev_view_scroll_event;
1786 gtk_object_class->destroy = ev_view_destroy;
1788 class->set_scroll_adjustments = ev_view_set_scroll_adjustments;
1789 class->scroll_view = ev_view_scroll_view;
1791 widget_class->set_scroll_adjustments_signal =
1792 g_signal_new ("set-scroll-adjustments",
1793 G_OBJECT_CLASS_TYPE (object_class),
1794 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1795 G_STRUCT_OFFSET (EvViewClass, set_scroll_adjustments),
1797 ev_marshal_VOID__OBJECT_OBJECT,
1799 GTK_TYPE_ADJUSTMENT,
1800 GTK_TYPE_ADJUSTMENT);
1802 signals[SIGNAL_SCROLL_VIEW] = g_signal_new ("scroll-view",
1803 G_TYPE_FROM_CLASS (object_class),
1804 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1805 G_STRUCT_OFFSET (EvViewClass, scroll_view),
1807 ev_marshal_VOID__ENUM_BOOLEAN,
1809 GTK_TYPE_SCROLL_TYPE,
1812 signals[SIGNAL_ZOOM_INVALID] = g_signal_new ("zoom-invalid",
1813 G_TYPE_FROM_CLASS (object_class),
1814 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1815 G_STRUCT_OFFSET (EvViewClass, zoom_invalid),
1817 ev_marshal_VOID__VOID,
1818 G_TYPE_NONE, 0, G_TYPE_NONE);
1820 g_object_class_install_property (object_class,
1822 g_param_spec_string ("status",
1824 "The status message",
1828 g_object_class_install_property (object_class,
1830 g_param_spec_string ("find-status",
1831 "Find Status Message",
1832 "The find status message",
1836 g_object_class_install_property (object_class,
1838 g_param_spec_boolean ("continuous",
1840 "Continuous scrolling mode",
1842 G_PARAM_READWRITE));
1844 g_object_class_install_property (object_class,
1846 g_param_spec_boolean ("dual-page",
1848 "Two pages visible at once",
1850 G_PARAM_READWRITE));
1851 g_object_class_install_property (object_class,
1853 g_param_spec_boolean ("fullscreen",
1855 "Draw page in a fullscreen fashion",
1857 G_PARAM_READWRITE));
1858 g_object_class_install_property (object_class,
1860 g_param_spec_boolean ("presentation",
1862 "Draw page in presentation mode",
1864 G_PARAM_READWRITE));
1866 g_object_class_install_property (object_class,
1868 g_param_spec_enum ("sizing-mode",
1871 EV_TYPE_SIZING_MODE,
1872 EV_SIZING_FIT_WIDTH,
1873 G_PARAM_READWRITE));
1875 g_object_class_install_property (object_class,
1877 g_param_spec_double ("zoom",
1883 G_PARAM_READWRITE));
1885 binding_set = gtk_binding_set_by_class (class);
1887 add_scroll_binding_keypad (binding_set, GDK_Left, GTK_SCROLL_STEP_BACKWARD, TRUE);
1888 add_scroll_binding_keypad (binding_set, GDK_Right, GTK_SCROLL_STEP_FORWARD, TRUE);
1889 add_scroll_binding_keypad (binding_set, GDK_Up, GTK_SCROLL_STEP_BACKWARD, FALSE);
1890 add_scroll_binding_keypad (binding_set, GDK_Down, GTK_SCROLL_STEP_FORWARD, FALSE);
1894 ev_view_init (EvView *view)
1896 GTK_WIDGET_SET_FLAGS (view, GTK_CAN_FOCUS);
1900 view->current_page = 0;
1901 view->pressed_button = -1;
1902 view->cursor = EV_VIEW_CURSOR_NORMAL;
1903 view->drag_info.dragging = FALSE;
1905 view->continuous = TRUE;
1906 view->dual_page = FALSE;
1907 view->presentation = FALSE;
1908 view->fullscreen = FALSE;
1909 view->sizing_mode = EV_SIZING_FIT_WIDTH;
1910 view->pending_scroll = SCROLL_TO_KEEP_POSITION;
1916 find_changed_cb (EvDocument *document, int page, EvView *view)
1918 jump_to_find_page (view);
1919 jump_to_find_result (view);
1920 update_find_status_message (view);
1922 if (view->current_page == page)
1923 gtk_widget_queue_draw (GTK_WIDGET (view));
1927 job_finished_cb (EvPixbufCache *pixbuf_cache,
1930 gtk_widget_queue_draw (GTK_WIDGET (view));
1934 page_changed_cb (EvPageCache *page_cache,
1938 if (view->current_page != new_page) {
1940 if (view->pending_scroll != SCROLL_TO_CURRENT_PAGE) {
1941 /* Should scroll right now */
1942 view_scroll_to_page (view, new_page);
1944 /* We'll scroll to new page on allocate */
1945 view->current_page = new_page;
1948 if (EV_IS_DOCUMENT_FIND (view->document)) {
1949 view->find_page = new_page;
1950 view->find_result = 0;
1951 update_find_status_message (view);
1956 static void on_adjustment_value_changed (GtkAdjustment *adjustment,
1959 view_update_adjustments (view);
1967 view = g_object_new (EV_TYPE_VIEW, NULL);
1973 ev_view_set_document (EvView *view,
1974 EvDocument *document)
1976 g_return_if_fail (EV_IS_VIEW (view));
1978 if (document != view->document) {
1979 if (view->document) {
1980 g_signal_handlers_disconnect_by_func (view->document,
1983 g_object_unref (view->document);
1984 view->page_cache = NULL;
1988 view->document = document;
1989 view->find_page = 0;
1990 view->find_result = 0;
1992 if (view->document) {
1993 g_object_ref (view->document);
1994 if (EV_IS_DOCUMENT_FIND (view->document)) {
1995 g_signal_connect (view->document,
1997 G_CALLBACK (find_changed_cb),
2000 view->page_cache = ev_document_get_page_cache (view->document);
2001 view->pending_scroll = SCROLL_TO_CURRENT_PAGE;
2002 g_signal_connect (view->page_cache, "page-changed", G_CALLBACK (page_changed_cb), view);
2003 view->pixbuf_cache = ev_pixbuf_cache_new (view->document);
2004 g_signal_connect (view->pixbuf_cache, "job-finished", G_CALLBACK (job_finished_cb), view);
2007 gtk_widget_queue_resize (GTK_WIDGET (view));
2011 /*** Zoom and sizing mode ***/
2013 #define EPSILON 0.0000001
2015 ev_view_set_zoom (EvView *view,
2022 scale = view->scale * factor;
2026 scale = CLAMP (scale, MIN_SCALE, MAX_SCALE);
2028 if (ABS (view->scale - scale) < EPSILON)
2031 view->scale = scale;
2032 view->pending_resize = TRUE;
2034 gtk_widget_queue_resize (GTK_WIDGET (view));
2036 g_object_notify (G_OBJECT (view), "zoom");
2040 ev_view_get_zoom (EvView *view)
2046 ev_view_set_continuous (EvView *view,
2047 gboolean continuous)
2049 g_return_if_fail (EV_IS_VIEW (view));
2051 continuous = continuous != FALSE;
2053 if (view->continuous != continuous) {
2054 view->continuous = continuous;
2055 view->pending_scroll = SCROLL_TO_CURRENT_PAGE;
2056 gtk_widget_queue_resize (GTK_WIDGET (view));
2059 g_object_notify (G_OBJECT (view), "continuous");
2063 ev_view_set_dual_page (EvView *view,
2066 g_return_if_fail (EV_IS_VIEW (view));
2068 dual_page = dual_page != FALSE;
2070 if (view->dual_page == dual_page)
2073 view->pending_scroll = SCROLL_TO_CURRENT_PAGE;
2074 view->dual_page = dual_page;
2075 /* FIXME: if we're keeping the pixbuf cache around, we should extend the
2076 * preload_cache_size to be 2 if dual_page is set.
2078 gtk_widget_queue_resize (GTK_WIDGET (view));
2080 g_object_notify (G_OBJECT (view), "dual-page");
2084 ev_view_set_fullscreen (EvView *view,
2085 gboolean fullscreen)
2087 g_return_if_fail (EV_IS_VIEW (view));
2089 fullscreen = fullscreen != FALSE;
2091 if (view->fullscreen != fullscreen) {
2092 view->fullscreen = fullscreen;
2093 gtk_widget_queue_resize (GTK_WIDGET (view));
2096 g_object_notify (G_OBJECT (view), "fullscreen");
2100 ev_view_get_fullscreen (EvView *view)
2102 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
2104 return view->fullscreen;
2108 ev_view_set_presentation (EvView *view,
2109 gboolean presentation)
2111 g_return_if_fail (EV_IS_VIEW (view));
2113 presentation = presentation != FALSE;
2115 if (view->presentation == presentation)
2118 view->presentation = presentation;
2119 gtk_widget_queue_resize (GTK_WIDGET (view));
2120 if (GTK_WIDGET_REALIZED (view)) {
2121 if (view->presentation)
2122 gdk_window_set_background (GTK_WIDGET(view)->window,
2123 >K_WIDGET (view)->style->black);
2125 gdk_window_set_background (GTK_WIDGET(view)->window,
2126 >K_WIDGET (view)->style->mid [GTK_STATE_NORMAL]);
2130 g_object_notify (G_OBJECT (view), "presentation");
2134 ev_view_get_presentation (EvView *view)
2136 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
2138 return view->presentation;
2142 ev_view_set_sizing_mode (EvView *view,
2143 EvSizingMode sizing_mode)
2145 g_return_if_fail (EV_IS_VIEW (view));
2147 if (view->sizing_mode == sizing_mode)
2150 view->sizing_mode = sizing_mode;
2151 gtk_widget_queue_resize (GTK_WIDGET (view));
2153 g_object_notify (G_OBJECT (view), "sizing-mode");
2157 ev_view_get_sizing_mode (EvView *view)
2159 g_return_val_if_fail (EV_IS_VIEW (view), EV_SIZING_FREE);
2161 return view->sizing_mode;
2165 ev_view_can_zoom_in (EvView *view)
2167 return view->scale * ZOOM_IN_FACTOR <= MAX_SCALE;
2171 ev_view_can_zoom_out (EvView *view)
2173 return view->scale * ZOOM_OUT_FACTOR >= MIN_SCALE;
2177 ev_view_zoom_in (EvView *view)
2179 g_return_if_fail (view->sizing_mode == EV_SIZING_FREE);
2181 view->pending_scroll = SCROLL_TO_CENTER;
2182 ev_view_set_zoom (view, ZOOM_IN_FACTOR, TRUE);
2186 ev_view_zoom_out (EvView *view)
2188 g_return_if_fail (view->sizing_mode == EV_SIZING_FREE);
2190 view->pending_scroll = SCROLL_TO_CENTER;
2191 ev_view_set_zoom (view, ZOOM_OUT_FACTOR, TRUE);
2195 zoom_for_size_fit_width (int doc_width,
2203 scale = (double)target_width / doc_width;
2205 if (doc_height * scale > target_height)
2206 scale = (double) (target_width - vsb_width) / doc_width;
2212 zoom_for_size_best_fit (int doc_width,
2222 w_scale = (double)target_width / doc_width;
2223 h_scale = (double)target_height / doc_height;
2225 if (doc_height * w_scale > target_height)
2226 w_scale = (double) (target_width - vsb_width) / doc_width;
2227 if (doc_width * h_scale > target_width)
2228 h_scale = (double) (target_height - hsb_width) / doc_height;
2230 return MIN (w_scale, h_scale);
2235 ev_view_zoom_for_size_presentation (EvView *view,
2239 int doc_width, doc_height;
2242 ev_page_cache_get_size (view->page_cache,
2247 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, 0, 0);
2248 ev_view_set_zoom (view, scale, FALSE);
2252 ev_view_zoom_for_size_continuous_and_dual_page (EvView *view,
2258 int doc_width, doc_height;
2262 ev_page_cache_get_max_width_size (view->page_cache,
2265 ev_page_cache_get_max_height_size (view->page_cache,
2268 compute_border (view, doc_width, doc_height, &border);
2270 doc_width = doc_width * 2;
2271 width -= (2 * (border.left + border.right) + 3 * view->spacing);
2272 height -= (border.top + border.bottom + 2 * view->spacing - 1);
2274 /* FIXME: We really need to calculate the overall height here, not the
2275 * page height. We assume there's always a vertical scrollbar for
2276 * now. We need to fix this. */
2277 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
2278 scale = zoom_for_size_fit_width (doc_width, doc_height, width - vsb_width, height, 0);
2279 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
2280 scale = zoom_for_size_best_fit (doc_width, doc_height, width - vsb_width, height, 0, hsb_height);
2282 g_assert_not_reached ();
2284 ev_view_set_zoom (view, scale, FALSE);
2288 ev_view_zoom_for_size_continuous (EvView *view,
2294 int doc_width, doc_height;
2298 ev_page_cache_get_max_width_size (view->page_cache,
2301 ev_page_cache_get_max_height_size (view->page_cache,
2304 compute_border (view, doc_width, doc_height, &border);
2306 width -= (border.left + border.right + 2 * view->spacing);
2307 height -= (border.top + border.bottom + 2 * view->spacing - 1);
2309 /* FIXME: We really need to calculate the overall height here, not the
2310 * page height. We assume there's always a vertical scrollbar for
2311 * now. We need to fix this. */
2312 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
2313 scale = zoom_for_size_fit_width (doc_width, doc_height, width - vsb_width, height, 0);
2314 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
2315 scale = zoom_for_size_best_fit (doc_width, doc_height, width - vsb_width, height, 0, hsb_height);
2317 g_assert_not_reached ();
2319 ev_view_set_zoom (view, scale, FALSE);
2323 ev_view_zoom_for_size_dual_page (EvView *view,
2330 gint doc_width, doc_height;
2334 other_page = view->current_page ^ 1;
2336 /* Find the largest of the two. */
2337 ev_page_cache_get_size (view->page_cache,
2340 &doc_width, &doc_height);
2342 if (other_page < ev_page_cache_get_n_pages (view->page_cache)) {
2343 gint width_2, height_2;
2344 ev_page_cache_get_size (view->page_cache,
2347 &width_2, &height_2);
2348 if (width_2 > doc_width)
2349 doc_width = width_2;
2350 if (height_2 > doc_height)
2351 doc_height = height_2;
2353 compute_border (view, doc_width, doc_height, &border);
2355 doc_width = doc_width * 2;
2356 width -= ((border.left + border.right)* 2 + 3 * view->spacing);
2357 height -= (border.top + border.bottom + 2 * view->spacing);
2359 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
2360 scale = zoom_for_size_fit_width (doc_width, doc_height, width, height, vsb_width);
2361 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
2362 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, vsb_width, hsb_height);
2364 g_assert_not_reached ();
2366 ev_view_set_zoom (view, scale, FALSE);
2370 ev_view_zoom_for_size_single_page (EvView *view,
2376 int doc_width, doc_height;
2380 ev_page_cache_get_size (view->page_cache,
2385 /* Get an approximate border */
2386 compute_border (view, width, height, &border);
2388 width -= (border.left + border.right + 2 * view->spacing);
2389 height -= (border.top + border.bottom + 2 * view->spacing);
2391 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
2392 scale = zoom_for_size_fit_width (doc_width, doc_height, width, height, vsb_width);
2393 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
2394 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, vsb_width, hsb_height);
2396 g_assert_not_reached ();
2398 ev_view_set_zoom (view, scale, FALSE);
2402 ev_view_set_zoom_for_size (EvView *view,
2408 g_return_if_fail (view->sizing_mode == EV_SIZING_FIT_WIDTH ||
2409 view->sizing_mode == EV_SIZING_BEST_FIT);
2410 g_return_if_fail (width >= 0);
2411 g_return_if_fail (height >= 0);
2413 if (view->document == NULL)
2416 if (view->presentation)
2417 ev_view_zoom_for_size_presentation (view, width, height);
2418 else if (view->continuous && view->dual_page)
2419 ev_view_zoom_for_size_continuous_and_dual_page (view, width, height, vsb_width, hsb_height);
2420 else if (view->continuous)
2421 ev_view_zoom_for_size_continuous (view, width, height, vsb_width, hsb_height);
2422 else if (view->dual_page)
2423 ev_view_zoom_for_size_dual_page (view, width, height, vsb_width, hsb_height);
2425 ev_view_zoom_for_size_single_page (view, width, height, vsb_width, hsb_height);
2428 /*** Status text messages ***/
2431 ev_view_get_status (EvView *view)
2433 g_return_val_if_fail (EV_IS_VIEW (view), NULL);
2435 return view->status;
2439 ev_view_set_status (EvView *view, const char *message)
2441 g_return_if_fail (EV_IS_VIEW (view));
2443 if (message != view->status) {
2444 g_free (view->status);
2445 view->status = g_strdup (message);
2446 g_object_notify (G_OBJECT (view), "status");
2451 update_find_status_message (EvView *view)
2455 if (view->current_page == view->find_page) {
2458 results = ev_document_find_get_n_results
2459 (EV_DOCUMENT_FIND (view->document),
2460 view->current_page);
2461 /* TRANS: Sometimes this could be better translated as
2462 "%d hit(s) on this page". Therefore this string
2463 contains plural cases. */
2464 message = g_strdup_printf (ngettext ("%d found on this page",
2465 "%d found on this page",
2471 percent = ev_document_find_get_progress
2472 (EV_DOCUMENT_FIND (view->document));
2473 if (percent >= (1.0 - 1e-10)) {
2474 message = g_strdup (_("Not found"));
2476 message = g_strdup_printf (_("%3d%% remaining to search"),
2477 (int) ((1.0 - percent) * 100));
2481 ev_view_set_find_status (view, message);
2485 ev_view_get_find_status (EvView *view)
2487 g_return_val_if_fail (EV_IS_VIEW (view), NULL);
2489 return view->find_status;
2493 ev_view_set_find_status (EvView *view, const char *message)
2495 g_return_if_fail (EV_IS_VIEW (view));
2497 g_free (view->find_status);
2498 view->find_status = g_strdup (message);
2499 g_object_notify (G_OBJECT (view), "find-status");
2505 jump_to_find_result (EvView *view)
2507 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
2509 GdkRectangle view_rect;
2511 int page = view->find_page;
2513 n_results = ev_document_find_get_n_results (find, page);
2515 if (n_results > view->find_result) {
2516 ev_document_find_get_result
2517 (find, page, view->find_result, &rect);
2519 doc_rect_to_view_rect (view, page, &rect, &view_rect);
2520 ensure_rectangle_is_visible (view, &view_rect);
2525 jump_to_find_page (EvView *view)
2529 n_pages = ev_page_cache_get_n_pages (view->page_cache);
2531 for (i = 0; i < n_pages; i++) {
2535 page = i + view->find_page;
2536 if (page >= n_pages) {
2537 page = page - n_pages;
2540 has_results = ev_document_find_page_has_results
2541 (EV_DOCUMENT_FIND (view->document), page);
2542 if (has_results == -1) {
2543 view->find_page = page;
2545 } else if (has_results == 1) {
2546 ev_page_cache_set_current_page (view->page_cache, page);
2547 jump_to_find_result (view);
2554 ev_view_can_find_next (EvView *view)
2558 if (EV_IS_DOCUMENT_FIND (view->document)) {
2559 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
2561 n_results = ev_document_find_get_n_results (find, view->current_page);
2564 return n_results > 0;
2568 ev_view_find_next (EvView *view)
2570 EvPageCache *page_cache;
2571 int n_results, n_pages;
2572 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
2574 page_cache = ev_document_get_page_cache (view->document);
2575 n_results = ev_document_find_get_n_results (find, view->current_page);
2577 n_pages = ev_page_cache_get_n_pages (page_cache);
2579 view->find_result++;
2581 if (view->find_result >= n_results) {
2582 view->find_result = 0;
2585 if (view->find_page >= n_pages) {
2586 view->find_page = 0;
2589 jump_to_find_page (view);
2591 jump_to_find_result (view);
2592 gtk_widget_queue_draw (GTK_WIDGET (view));
2597 ev_view_find_previous (EvView *view)
2599 int n_results, n_pages;
2600 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
2601 EvPageCache *page_cache;
2603 page_cache = ev_document_get_page_cache (view->document);
2605 n_results = ev_document_find_get_n_results (find, view->current_page);
2607 n_pages = ev_page_cache_get_n_pages (page_cache);
2609 view->find_result--;
2611 if (view->find_result < 0) {
2612 view->find_result = 0;
2615 if (view->find_page < 0) {
2616 view->find_page = n_pages - 1;
2619 jump_to_find_page (view);
2621 jump_to_find_result (view);
2622 gtk_widget_queue_draw (GTK_WIDGET (view));
2626 /*** Selections ***/
2629 compute_selections (EvView *view, GdkRectangle *view_rect)
2633 clear_selection (view);
2635 n_pages = ev_page_cache_get_n_pages (view->page_cache);
2636 for (i = 0; i < n_pages; i++) {
2637 GdkRectangle page_area;
2640 if (get_page_extents (view, i, &page_area, &border)) {
2641 GdkRectangle overlap;
2643 if (gdk_rectangle_intersect (&page_area, view_rect, &overlap)) {
2644 EvViewSelection *selection;
2646 selection = g_new0 (EvViewSelection, 1);
2647 selection->page = i;
2648 view_rect_to_doc_rect (view, &overlap, &page_area,
2649 &(selection->rect));
2651 view->selections = g_list_append
2652 (view->selections, selection);
2659 clear_selection (EvView *view)
2661 g_list_foreach (view->selections, (GFunc)g_free, NULL);
2662 view->selections = NULL;
2667 ev_view_select_all (EvView *view)
2671 clear_selection (view);
2673 n_pages = ev_page_cache_get_n_pages (view->page_cache);
2674 for (i = 0; i < n_pages; i++) {
2676 EvViewSelection *selection;
2678 ev_page_cache_get_size (view->page_cache,
2679 i, 1.0, &width, &height);
2681 selection = g_new0 (EvViewSelection, 1);
2682 selection->page = i;
2683 selection->rect.x1 = selection->rect.y1 = 0;
2684 selection->rect.x2 = width;
2685 selection->rect.y2 = height;
2687 view->selections = g_list_append (view->selections, selection);
2690 gtk_widget_queue_draw (GTK_WIDGET (view));
2694 get_selected_text (EvView *ev_view)
2699 text = g_string_new (NULL);
2701 ev_document_doc_mutex_lock ();
2703 for (l = ev_view->selections; l != NULL; l = l->next) {
2704 EvViewSelection *selection = (EvViewSelection *)l->data;
2707 tmp = ev_document_get_text (ev_view->document,
2710 g_string_append (text, tmp);
2714 ev_document_doc_mutex_unlock ();
2716 return g_string_free (text, FALSE);
2720 ev_view_copy (EvView *ev_view)
2722 GtkClipboard *clipboard;
2725 if (!ev_document_can_get_text (ev_view->document)) {
2729 text = get_selected_text (ev_view);
2730 clipboard = gtk_widget_get_clipboard (GTK_WIDGET (ev_view),
2731 GDK_SELECTION_CLIPBOARD);
2732 gtk_clipboard_set_text (clipboard, text, -1);
2737 ev_view_primary_get_cb (GtkClipboard *clipboard,
2738 GtkSelectionData *selection_data,
2742 EvView *ev_view = EV_VIEW (data);
2745 if (!ev_document_can_get_text (ev_view->document)) {
2749 text = get_selected_text (ev_view);
2750 gtk_selection_data_set_text (selection_data, text, -1);
2755 ev_view_primary_clear_cb (GtkClipboard *clipboard,
2758 EvView *view = EV_VIEW (data);
2760 clear_selection (view);
2764 ev_view_update_primary_selection (EvView *ev_view)
2766 GtkClipboard *clipboard;
2768 clipboard = gtk_widget_get_clipboard (GTK_WIDGET (ev_view),
2769 GDK_SELECTION_PRIMARY);
2771 if (ev_view->selections) {
2772 if (!gtk_clipboard_set_with_owner (clipboard,
2774 G_N_ELEMENTS (targets),
2775 ev_view_primary_get_cb,
2776 ev_view_primary_clear_cb,
2777 G_OBJECT (ev_view)))
2778 ev_view_primary_clear_cb (clipboard, ev_view);
2780 if (gtk_clipboard_get_owner (clipboard) == G_OBJECT (ev_view))
2781 gtk_clipboard_clear (clipboard);
2785 /*** Cursor operations ***/
2788 ev_view_create_invisible_cursor(void)
2791 GdkColor black = { 0, 0, 0, 0 };
2792 static char bits[] = { 0x00 };
2794 empty = gdk_bitmap_create_from_data (NULL, bits, 1, 1);
2796 return gdk_cursor_new_from_pixmap (empty, empty, &black, &black, 0, 0);
2800 ev_view_set_cursor (EvView *view, EvViewCursor new_cursor)
2802 GdkCursor *cursor = NULL;
2803 GdkDisplay *display;
2806 if (view->cursor == new_cursor) {
2810 widget = gtk_widget_get_toplevel (GTK_WIDGET (view));
2811 display = gtk_widget_get_display (widget);
2812 view->cursor = new_cursor;
2814 switch (new_cursor) {
2815 case EV_VIEW_CURSOR_NORMAL:
2816 gdk_window_set_cursor (widget->window, NULL);
2818 case EV_VIEW_CURSOR_LINK:
2819 cursor = gdk_cursor_new_for_display (display, GDK_HAND2);
2821 case EV_VIEW_CURSOR_WAIT:
2822 cursor = gdk_cursor_new_for_display (display, GDK_WATCH);
2824 case EV_VIEW_CURSOR_HIDDEN:
2825 cursor = ev_view_create_invisible_cursor ();
2827 case EV_VIEW_CURSOR_DRAG:
2828 cursor = gdk_cursor_new_for_display (display, GDK_FLEUR);
2833 gdk_window_set_cursor (widget->window, cursor);
2834 gdk_cursor_unref (cursor);
2840 ev_view_hide_cursor (EvView *view)
2842 ev_view_set_cursor (view, EV_VIEW_CURSOR_HIDDEN);
2846 ev_view_show_cursor (EvView *view)
2848 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
2851 /*** Enum description for usage in signal ***/
2854 ev_sizing_mode_get_type (void)
2856 static GType etype = 0;
2858 static const GEnumValue values[] = {
2859 { EV_SIZING_FIT_WIDTH, "EV_SIZING_FIT_WIDTH", "fit-width" },
2860 { EV_SIZING_BEST_FIT, "EV_SIZING_BEST_FIT", "best-fit" },
2861 { EV_SIZING_FREE, "EV_SIZING_FREE", "free" },
2864 etype = g_enum_register_static ("EvSizingMode", values);