mirror of
https://gitlab.gnome.org/GNOME/gtk.git
synced 2024-11-06 16:50:11 +00:00
74 lines
2.4 KiB
C
74 lines
2.4 KiB
C
/* gdkgeometry-quartz.c
|
|
*
|
|
* Copyright (C) 2005 Imendio AB
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include "gdkprivate-quartz.h"
|
|
|
|
void
|
|
_gdk_quartz_window_translate (GdkWindow *window,
|
|
cairo_region_t *area,
|
|
gint dx,
|
|
gint dy)
|
|
{
|
|
cairo_region_t *invalidate, *scrolled;
|
|
GdkWindowImplQuartz *impl = (GdkWindowImplQuartz *)window->impl;
|
|
GdkRectangle extents;
|
|
|
|
cairo_region_get_extents (area, &extents);
|
|
|
|
[impl->view scrollRect:NSMakeRect (extents.x - dx, extents.y - dy,
|
|
extents.width, extents.height)
|
|
by:NSMakeSize (dx, dy)];
|
|
|
|
if (impl->needs_display_region)
|
|
{
|
|
cairo_region_t *intersection;
|
|
|
|
/* Invalidate already invalidated area that was moved at new
|
|
* location.
|
|
*/
|
|
intersection = cairo_region_copy (impl->needs_display_region);
|
|
cairo_region_intersect (intersection, area);
|
|
cairo_region_translate (intersection, dx, dy);
|
|
|
|
_gdk_quartz_window_set_needs_display_in_region (window, intersection);
|
|
cairo_region_destroy (intersection);
|
|
}
|
|
|
|
/* Calculate newly exposed area that needs invalidation */
|
|
scrolled = cairo_region_copy (area);
|
|
cairo_region_translate (scrolled, dx, dy);
|
|
|
|
invalidate = cairo_region_copy (area);
|
|
cairo_region_subtract (invalidate, scrolled);
|
|
cairo_region_destroy (scrolled);
|
|
|
|
_gdk_quartz_window_set_needs_display_in_region (window, invalidate);
|
|
cairo_region_destroy (invalidate);
|
|
}
|
|
|
|
gboolean
|
|
_gdk_quartz_window_queue_antiexpose (GdkWindow *window,
|
|
cairo_region_t *area)
|
|
{
|
|
return FALSE;
|
|
}
|