/** Shared, read-only resource in general. */ public GC default_gc() { if (default_gc_cache == null) { GC.Values gv = new GC.Values(); gv.set_foreground(black_pixel()); gv.set_background(white_pixel()); default_gc_cache = new GC(display, gv); } return(default_gc_cache); }
//throws gnu.x11.extension.NotFoundException { public Shape(String [] args) : base(args, 32, 32) { about ("0.1", "test nonrectangular window extension", "Stephen Tse <*****@*****.**>", "http://escher.sourceforge.net/"); if (help_option) return; Pixmap mask = new Pixmap (window, 32, 32, 1); XBM xbm = new XBM (display, 32, 32, xbm_data); GC.Values gv = new GC.Values (); gv.set_background (display.default_white); gv.set_foreground (display.default_black); GC gc = new GC (mask, gv); mask.put_image (gc, xbm, 0, 0); gnu.x11.extension.Shape shape = new gnu.x11.extension.Shape (display); // test extension opcode string in error try { shape.combine_mask (window, -1, 0, 0, mask, -1); display.check_error (); } catch (Error e) { Console.WriteLine ("Forced error for testing: " + e); } // force a round trip after an error is generated display.input.input_focus (); // test extension event mechanism shape.select_input (window, true); shape.combine_mask (window, gnu.x11.extension.Shape.BOUNDING, 0, 0, mask, gnu.x11.extension.Shape.SUBTRACT); }
public Chinese(String [] args) : base(args, 100, 50) { about ("0.1", "test text output with chinese font", "Stephen Tse <*****@*****.**>", "http://escher.sourceforge.net/"); if (help_option) return; // check if any big5 font is present gnu.x11.Enum fonts = display.fonts ("-*-*-*-*-*-*-*-*-*-*-*-*-big5-*", 1); if (fonts.count == 0) throw new Exception ( "No Chinese font defined on this X server"); GC.Values gv = new GC.Values (); gv.set_background (display.default_white); gv.set_foreground (display.default_black); // just pick any of those matching fonts gv.set_font ((gnu.x11.Font) fonts.next ()); gc = new GC (window, gv); }
/** Shared, read-only resource in general. */ public GC default_gc() { if (default_gc_cache == null) { GC.Values gv = new GC.Values (); gv.set_foreground (black_pixel ()); gv.set_background (white_pixel ()); default_gc_cache = new GC (display, gv); } return default_gc_cache; }