pixbuf = gdk_pixbuf_scale_simple(data->pixbuf, width, height,
GDK_INTERP_BILINEAR);
gdk_pixbuf_render_to_drawable_alpha(pixbuf, da->window, 0, 0,
0, 0, width, height,
GDK_PIXBUF_ALPHA_FULL, 0,
GDK_RGB_DITHER_NONE, 0, 0);
}
int main(int argc, char *argv[])
{
// GtkWidget *window, *vbox, *tool_bar, *drawing_area;
GdkPixbuf *pixbuf;
struct ImageData data;
gint w,h;
gtk_init (&argc, &argv);
/* Create top level window */
win......
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