# This is PyQt specific so force the toolkit selection. from enthought.etsconfig.api import ETSConfig ETSConfig.toolkit = 'qt4' import sys try: from PyQt4 import QtGui except ImportError: raise Exception('PyQt4 needs to be installed to run this example') from enthought.kiva import Canvas class MyCanvas(Canvas): def do_draw(self, gc): w = gc.width() h = gc.height() # Draw a red box with green border gc.rect( w/4, h/4, w/2, h/2 ) gc.set_line_width(5.0) gc.set_stroke_color( (0.0, 1.0, 0.0, 1.0) ) gc.set_fill_color( (1.0, 0.0, 0.0, 1.0) ) gc.draw_path() return if __name__ == "__main__": app = QtGui.QApplication(sys.argv) w = MyCanvas() w.resize(500, 500) w.setWindowTitle("Simple Kiva.qt4 example") w.show() app.exec_()