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Implement copying from a window, part of bug #348493.

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2007-05-25  Richard Hult  <richard@imendio.com>

	* gdk/quartz/gdkimage-quartz.c: (_gdk_quartz_image_copy_to_image):
	Implement copying from a window, part of bug #348493.

svn path=/trunk/; revision=17917
This commit is contained in:
Richard Hult 2007-05-25 19:47:23 +00:00 committed by Richard Hult
parent cb18766ac5
commit caab6d9737
2 changed files with 66 additions and 2 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2007-05-25 Richard Hult <richard@imendio.com>
* gdk/quartz/gdkimage-quartz.c: (_gdk_quartz_image_copy_to_image):
Implement copying from a window, part of bug #348493.
2007-05-25 Matthias Clasen <mclasen@redhat.com>
* gtk/gtkprintoperation-unix.c (unix_end_run): Hold a

63
gdk/quartz/gdkimage-quartz.c
View File

@ -36,8 +36,67 @@ _gdk_quartz_image_copy_to_image (GdkDrawable *drawable,
gint width,
gint height)
{
/* FIXME: Implement */
return NULL;
GdkScreen *screen;
g_return_val_if_fail (GDK_IS_DRAWABLE_IMPL_QUARTZ (drawable), NULL);
g_return_val_if_fail (image != NULL || (dest_x == 0 && dest_y == 0), NULL);
screen = gdk_drawable_get_screen (drawable);
if (!image)
image = _gdk_image_new_for_depth (screen, GDK_IMAGE_FASTEST, NULL,
width, height,
gdk_drawable_get_depth (drawable));
if (GDK_IS_PIXMAP_IMPL_QUARTZ (drawable))
{
g_warning ("Copying a pixmap to an image is not implemented yet.");
}
else if (GDK_IS_WINDOW_IMPL_QUARTZ (drawable))
{
GdkQuartzView *view;
NSBitmapImageRep *rep;
NSRect rect;
guchar *data;
int x, y;
NSSize size;
view = GDK_WINDOW_IMPL_QUARTZ (drawable)->view;
/* We return the image even if we can't copy to it. */
if (![view lockFocusIfCanDraw])
return image;
rect = NSMakeRect (src_x, src_y, width, height);
rep = [[NSBitmapImageRep alloc] initWithFocusedViewRect: rect];
[view unlockFocus];
data = [rep bitmapData];
size = [rep size];
for (y = 0; y < size.height; y++)
{
guchar *src = data + y * [rep bytesPerRow];
for (x = 0; x < size.width; x++)
{
gint32 pixel;
if (image->byte_order == GDK_LSB_FIRST)
pixel = src[0] << 8 | src[1] << 16 |src[2] << 24;
else
pixel = src[0] << 16 | src[1] << 8 |src[2];
src += 3;
gdk_image_put_pixel (image, dest_x + x, dest_y + y, pixel);
}
}
[rep release];
}
return image;
}
static void