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colorsel: Use gdk_pixbuf_get_from_drawable()

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Instead of fiddling with GdkImage directly.
This commit is contained in:
Benjamin Otte 2010-07-13 22:12:50 +02:00
parent df120b78b3
commit 99c851c72d
1 changed files with 17 additions and 11 deletions
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28
gtk/gtkcolorsel.c
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@ -1636,33 +1636,39 @@ grab_color_at_mouse (GdkScreen *screen,
gint y_root,
gpointer data)
{
GdkImage *image;
guint32 pixel;
GdkPixbuf *pixbuf;
guchar *pixels;
GtkColorSelection *colorsel = data;
ColorSelectionPrivate *priv;
GdkColor color;
GdkColormap *colormap = gdk_screen_get_system_colormap (screen);
GdkWindow *root_window = gdk_screen_get_root_window (screen);
priv = colorsel->private_data;
image = gdk_drawable_get_image (root_window, x_root, y_root, 1, 1);
if (!image)
pixbuf = gdk_pixbuf_get_from_drawable (NULL, root_window, NULL,
x_root, y_root,
0, 0,
1, 1);
if (!pixbuf)
{
gint x, y;
GdkDisplay *display = gdk_screen_get_display (screen);
GdkWindow *window = gdk_display_get_window_at_pointer (display, &x, &y);
if (!window)
return;
image = gdk_drawable_get_image (window, x, y, 1, 1);
if (!image)
pixbuf = gdk_pixbuf_get_from_drawable (NULL, window, NULL,
x, y,
0, 0,
1, 1);
if (!pixbuf)
return;
}
pixel = gdk_image_get_pixel (image, 0, 0);
g_object_unref (image);
pixels = gdk_pixbuf_get_pixels (pixbuf);
color.red = pixels[0] * 0x101;
color.green = pixels[1] * 0x101;
color.blue = pixels[2] * 0x101;
g_object_unref (pixbuf);
gdk_colormap_query_color (colormap, pixel, &color);
priv->color[COLORSEL_RED] = SCALE (color.red);
priv->color[COLORSEL_GREEN] = SCALE (color.green);
priv->color[COLORSEL_BLUE] = SCALE (color.blue);