AuroraMiddleware/gtk
1
0
Fork 1
mirror of https://gitlab.gnome.org/GNOME/gtk.git synced 2024-12-27 06:00:22 +00:00
Code Issues Projects Releases Wiki Activity

demos: Convert testpixbuf-save to Cairo

Browse Source
This commit is contained in:
Benjamin Otte 2010-07-13 17:49:33 +02:00
parent d7a1973f9f
commit 244fc05cff
1 changed files with 9 additions and 25 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

34
demos/testpixbuf-save.c
View File

@ -311,32 +311,18 @@ static int
expose_cb (GtkWidget *drawing_area, GdkEventExpose *evt, gpointer data)
{
GdkPixbuf *pixbuf;
cairo_t *cr;
pixbuf = (GdkPixbuf *) g_object_get_data (G_OBJECT (drawing_area),
"pixbuf");
if (gdk_pixbuf_get_has_alpha (pixbuf)) {
gdk_draw_rgb_32_image (drawing_area->window,
drawing_area->style->black_gc,
evt->area.x, evt->area.y,
evt->area.width,
evt->area.height,
GDK_RGB_DITHER_MAX,
gdk_pixbuf_get_pixels (pixbuf) +
(evt->area.y * gdk_pixbuf_get_rowstride (pixbuf)) +
(evt->area.x * gdk_pixbuf_get_n_channels (pixbuf)),
gdk_pixbuf_get_rowstride (pixbuf));
} else {
gdk_draw_rgb_image (drawing_area->window,
drawing_area->style->black_gc,
evt->area.x, evt->area.y,
evt->area.width,
evt->area.height,
GDK_RGB_DITHER_NORMAL,
gdk_pixbuf_get_pixels (pixbuf) +
(evt->area.y * gdk_pixbuf_get_rowstride (pixbuf)) +
(evt->area.x * gdk_pixbuf_get_n_channels (pixbuf)),
gdk_pixbuf_get_rowstride (pixbuf));
}
cr = gdk_cairo_create (evt->window);
gdk_cairo_set_source_pixbuf (cr, pixbuf, 0, 0);
gdk_cairo_rectangle (cr, &evt->area);
cairo_fill (cr);
cairo_destroy (cr);
return FALSE;
}
@ -374,8 +360,6 @@ main (int argc, char **argv)
gtk_init (&argc, &argv);
gtk_widget_set_default_colormap (gdk_rgb_get_colormap ());
root = gdk_get_default_root_window ();
pixbuf = gdk_pixbuf_get_from_drawable (NULL, root, NULL,
0, 0, 0, 0, 150, 160);