from __future__ import with_statement from enthought.enable.api import Component, ComponentEditor from enthought.traits.api import HasTraits, Instance from enthought.traits.ui.api import Item, View def glyph_a(gc): gc.move_to(28.47, 6.45) gc.quad_curve_to(21.58, 1.12, 19.82, 0.29) gc.quad_curve_to(17.19, -0.93, 14.21, -0.93) gc.quad_curve_to(9.57, -0.93, 6.57, 2.25) gc.quad_curve_to(3.56, 5.42, 3.56, 10.60) gc.quad_curve_to(3.56, 13.87, 5.03, 16.26) gc.quad_curve_to(7.03, 19.58, 11.99, 22.51) gc.quad_curve_to(16.94, 25.44, 28.47, 29.64) gc.line_to(28.47, 31.40) gc.quad_curve_to(28.47, 38.09, 26.34, 40.58) gc.quad_curve_to(24.22, 43.07, 20.17, 43.07) gc.quad_curve_to(17.09, 43.07, 15.28, 41.41) gc.quad_curve_to(13.43, 39.75, 13.43, 37.60) gc.line_to(13.53, 34.77) gc.quad_curve_to(13.53, 32.52, 12.38, 31.30) gc.quad_curve_to(11.23, 30.08, 9.38, 30.08) gc.quad_curve_to(7.57, 30.08, 6.42, 31.35) gc.quad_curve_to(5.27, 32.62, 5.27, 34.81) gc.quad_curve_to(5.27, 39.01, 9.57, 42.53) gc.quad_curve_to(13.87, 46.04, 21.63, 46.04) gc.quad_curve_to(27.59, 46.04, 31.40, 44.04) gc.quad_curve_to(34.28, 42.53, 35.64, 39.31) gc.quad_curve_to(36.52, 37.21, 36.52, 30.71) gc.line_to(36.52, 15.53) gc.quad_curve_to(36.52, 9.13, 36.77, 7.69) gc.quad_curve_to(37.01, 6.25, 37.57, 5.76) gc.quad_curve_to(38.13, 5.27, 38.87, 5.27) gc.quad_curve_to(39.65, 5.27, 40.23, 5.62) gc.quad_curve_to(41.26, 6.25, 44.19, 9.18) gc.line_to(44.19, 6.45) gc.quad_curve_to(38.72, -0.88, 33.74, -0.88) gc.quad_curve_to(31.35, -0.88, 29.93, 0.78) gc.quad_curve_to(28.52, 2.44, 28.47, 6.45) gc.close_path() gc.move_to(28.47, 9.62) gc.line_to(28.47, 26.66) gc.quad_curve_to(21.09, 23.73, 18.95, 22.51) gc.quad_curve_to(15.09, 20.36, 13.43, 18.02) gc.quad_curve_to(11.77, 15.67, 11.77, 12.89) gc.quad_curve_to(11.77, 9.38, 13.87, 7.06) gc.quad_curve_to(15.97, 4.74, 18.70, 4.74) gc.quad_curve_to(22.41, 4.74, 28.47, 9.62) gc.close_path() class MyCanvas(Component): def draw(self, gc, **kwargs): w,h = gc.width(), gc.height() gc.move_to(0,0) gc.line_to(w,h) gc.set_stroke_color((1,0,0)) gc.stroke_path() gc.move_to(0,h) gc.line_to(w,0) gc.set_stroke_color((0,1,0)) gc.stroke_path() gc.rect(0,0,w,h) gc.set_stroke_color((0,0,0,.5)) gc.set_line_width(20) gc.stroke_path() gc.set_fill_color((0,0,1,0.0)) gc.rect(0,0,w,h) gc.draw_path() gc.set_line_width(1) gc.translate_ctm(w/2.0,h/2.0) with gc: gc.scale_ctm(2.0,2.0) glyph_a(gc) gc.stroke_path() gc.translate_ctm(0,-20) gc.scale_ctm(2.0,2.0) glyph_a(gc) gc.set_fill_color((0,0,1,1.0)) gc.fill_path() class Demo(HasTraits): canvas = Instance(Component) traits_view = View(Item('canvas', editor=ComponentEditor(bgcolor="lightgray"), show_label=False, width=500, height=500), resizable=True, title="Gradient Example") def _canvas_default(self): return MyCanvas() if __name__ == "__main__": Demo().configure_traits()