#define SCROLL_TIME 150
/*** Scrolling ***/
-static void scroll_to_current_page (EvView *view,
- GtkOrientation orientation);
static void ev_view_set_scroll_adjustments (GtkLayout *layout,
GtkAdjustment *hadjustment,
GtkAdjustment *vadjustment);
}
static void
-scroll_to_current_page (EvView *view, GtkOrientation orientation)
+scroll_to_point (EvView *view,
+ gdouble x,
+ gdouble y,
+ GtkOrientation orientation)
{
- GdkPoint view_point;
-
- if (view->document == NULL) {
- return;
- }
-
- doc_point_to_view_point (view, view->current_page, &view->pending_point, &view_point);
-
if (orientation == GTK_ORIENTATION_VERTICAL) {
if (view->continuous) {
gtk_adjustment_clamp_page (view->vadjustment,
- view_point.y - view->spacing / 2,
- view_point.y + view->vadjustment->page_size);
+ y - view->spacing / 2,
+ y + view->vadjustment->page_size);
} else {
gtk_adjustment_set_value (view->vadjustment,
- CLAMP (view_point.y,
+ CLAMP (y,
view->vadjustment->lower,
view->vadjustment->upper -
view->vadjustment->page_size));
}
} else {
if (view->dual_page) {
- gtk_adjustment_clamp_page (view->hadjustment,
- view_point.x,
- view_point.x + view->hadjustment->page_size);
+ gtk_adjustment_clamp_page (view->hadjustment, x,
+ x + view->hadjustment->page_size);
} else {
gtk_adjustment_set_value (view->hadjustment,
- CLAMP (view_point.x,
+ CLAMP (x,
view->hadjustment->lower,
view->hadjustment->upper -
view->hadjustment->page_size));
}
}
+static void
+ev_view_scroll_to_page_position (EvView *view, GtkOrientation orientation)
+{
+ gdouble x, y;
+
+ if (!view->document)
+ return;
+
+ if ((orientation == GTK_ORIENTATION_VERTICAL && view->pending_point.y == 0) ||
+ (orientation == GTK_ORIENTATION_HORIZONTAL && view->pending_point.x == 0)) {
+ GdkRectangle page_area;
+ GtkBorder border;
+
+ get_page_extents (view, view->current_page, &page_area, &border);
+ x = page_area.x;
+ y = page_area.y;
+ } else {
+ GdkPoint view_point;
+
+ doc_point_to_view_point (view, view->current_page,
+ &view->pending_point, &view_point);
+ x = view_point.x;
+ y = view_point.y;
+ }
+
+ scroll_to_point (view, x, y, orientation);
+}
+
static void
view_set_adjustment_values (EvView *view,
GtkOrientation orientation)
gtk_adjustment_set_value (adjustment, (int)new_value);
break;
case SCROLL_TO_PAGE_POSITION:
- scroll_to_current_page (view, orientation);
+ ev_view_scroll_to_page_position (view, orientation);
break;
case SCROLL_TO_CENTER:
new_value = CLAMP (adjustment->upper * factor - adjustment->page_size * 0.5 + 0.5,