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Attempt to implement draw_drawable with src = dest = window

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Richard Hult 2009-01-21 18:47:06 +01:00 committed by Alexander Larsson
parent 2ea8ea2f0d
commit 08bc1864cc
1 changed files with 36 additions and 15 deletions
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51
gdk/quartz/gdkdrawable-quartz.c
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@ -340,49 +340,70 @@ gdk_quartz_draw_drawable (GdkDrawable *drawable,
int dest_depth = gdk_drawable_get_depth (drawable);
GdkDrawableImplQuartz *src_impl;
if (GDK_IS_DRAWABLE_IMPL_QUARTZ (src))
if (GDK_IS_WINDOW_IMPL_QUARTZ (src))
{
GdkWindowImplQuartz *window_impl;
window_impl = GDK_WINDOW_IMPL_QUARTZ (src);
/* We do support moving areas on the same drawable, if it can be done
* by using a scroll. FIXME: We need to check that the params support
* this hack, and make sure it's done properly with any offsets etc?
*/
if (drawable == window_impl)
{
[window_impl->view scrollRect:NSMakeRect (xsrc, ysrc, width, height)
by:NSMakeSize (xdest - xsrc, ydest - ysrc)];
}
else
g_warning ("Drawing with window source != dest is not supported");
return;
}
else if (GDK_IS_DRAWABLE_IMPL_QUARTZ (src))
src_impl = GDK_DRAWABLE_IMPL_QUARTZ (src);
else if (GDK_IS_PIXMAP (src))
src_impl = GDK_DRAWABLE_IMPL_QUARTZ (GDK_PIXMAP_OBJECT (src)->impl);
else if (GDK_IS_WINDOW (src))
else
{
src_impl = GDK_DRAWABLE_IMPL_QUARTZ (GDK_WINDOW_OBJECT (src)->impl);
/* FIXME: Implement drawing a window. */
g_warning ("Unsupported source %s", G_OBJECT_TYPE_NAME (src));
return;
}
else
g_assert_not_reached ();
/* Handle drawable and pixmap sources. */
if (src_depth == 1)
{
/* FIXME: src depth 1 is not supported yet */
g_warning ("Source with depth 1 unsupported");
}
else if (dest_depth != 0 && src_depth == dest_depth)
{
CGContextRef context = gdk_quartz_drawable_get_context (drawable, FALSE);
if (!context)
return;
return;
_gdk_quartz_gc_update_cg_context (gc, drawable, context,
GDK_QUARTZ_CONTEXT_STROKE);
GDK_QUARTZ_CONTEXT_STROKE);
CGContextClipToRect (context, CGRectMake (xdest, ydest, width, height));
CGContextTranslateCTM (context, xdest - xsrc, ydest - ysrc +
GDK_PIXMAP_IMPL_QUARTZ (src_impl)->height);
CGContextScaleCTM (context, 1.0, -1.0);
CGContextDrawImage (context,
CGRectMake(0, 0,
GDK_PIXMAP_IMPL_QUARTZ (src_impl)->width,
GDK_PIXMAP_IMPL_QUARTZ (src_impl)->height),
GDK_PIXMAP_IMPL_QUARTZ (src_impl)->image);
CGContextDrawImage (context,
CGRectMake(0, 0,
GDK_PIXMAP_IMPL_QUARTZ (src_impl)->width,
GDK_PIXMAP_IMPL_QUARTZ (src_impl)->height),
GDK_PIXMAP_IMPL_QUARTZ (src_impl)->image);
gdk_quartz_drawable_release_context (drawable, context);
}
else
g_warning ("Attempt to draw a drawable with depth %d to a drawable with depth %d",
src_depth, dest_depth);
src_depth, dest_depth);
}
static void