//throws gnu.x11.extension.NotFoundException {
public Blend(String [] args)
: base(args, 255, 255)
{
about ("0.1", "test blending in RENDER",
"Stephen Tse <*****@*****.**>",
"http://escher.sourceforge.net/");
if (help_option) return;
render = new Render (display);
Picture.Format pf0 = new Picture.Format (), pf1;
Picture.Format.Direct df = pf0.direct_format ();
alpha_pixmap = new Pixmap (window, window.width, window.height, 8);
color_pixmap = new Pixmap (window, 1, 1, 24);
alpha_gc = new GC (alpha_pixmap);
color_gc = new GC (color_pixmap);
// window picture (TODO: find visual)
pf0.clear ();
pf0.set_depth (display.default_screen.root_depth ());
pf1 = render.picture_format (pf0, true);
window_picture = render.create_picture (window, pf1,
Picture.Attributes.EMPTY);
// alpha picture
pf0.clear ();
pf0.set_depth (8);
pf0.set_type (Picture.Format.Direct.TYPE);
df.set_alpha (0);
df.set_alpha_mask (0xff);
pf1 = render.picture_format (pf0, true);
alpha_picture = render.create_picture (alpha_pixmap, pf1,
Picture.Attributes.EMPTY);
// color picture
pf0.clear ();
pf0.set_depth (24);
pf0.set_type (Picture.Format.Direct.TYPE);
df.set_alpha (0);
df.set_alpha_mask (0);
df.set_red (16);
df.set_red_mask (0xff);
df.set_green (8);
df.set_green_mask (0xff);
df.set_blue (0);
df.set_blue_mask (0xff);
pf1 = render.picture_format (pf0, true);
Picture.Attributes attr = new Picture.Attributes ();
attr.set_repeat (true);
color_picture = render.create_picture (color_pixmap, pf1, attr);
}
/**
* @see Picture#Picture(Render, Drawable, Picture.Format, Picture.Attributes)
*/
public Picture create_picture(Drawable drawable, Picture.Format format,
Picture.Attributes attr)
{
return(new Picture(this, drawable, format, attr));
}
