forked from AuroraMiddleware/gtk
3043155796
Make the quartz backend support the new queued translations. We do this by keeping our own copy of the region that has been set to need display. Using this region we can intersect by the given area, translate this and also set needs display for the resulting area.
66 lines
2.0 KiB
C
66 lines
2.0 KiB
C
/* gdkgeometry-quartz.c
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*
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* Copyright (C) 2005 Imendio AB
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include "config.h"
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#include "gdkprivate-quartz.h"
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void
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_gdk_quartz_window_queue_translation (GdkWindow *window,
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GdkGC *gc,
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GdkRegion *area,
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gint dx,
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gint dy)
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{
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GdkWindowObject *private = (GdkWindowObject *)window;
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GdkWindowImplQuartz *impl = (GdkWindowImplQuartz *)private->impl;
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int i, n_rects;
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GdkRegion *intersection;
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GdkRectangle *rects;
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/* We will intersect the known region that needs display with the given
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* area. This intersection will be translated by dx, dy. For the end
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* result, we will also set that it needs display.
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*/
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if (!impl->needs_display_region)
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return;
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intersection = gdk_region_copy (impl->needs_display_region);
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gdk_region_intersect (intersection, area);
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gdk_region_offset (intersection, dx, dy);
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gdk_region_get_rectangles (intersection, &rects, &n_rects);
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for (i = 0; i < n_rects; i++)
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_gdk_quartz_window_set_needs_display_in_rect (window, &rects[i]);
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g_free (rects);
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gdk_region_destroy (intersection);
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}
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gboolean
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_gdk_quartz_window_queue_antiexpose (GdkWindow *window,
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GdkRegion *area)
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{
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return FALSE;
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}
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