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import time
import numpy
from kiva import constants
from kiva.agg import GraphicsContextArray
def dash(sz=(1000,1000)):
gc = GraphicsContextArray(sz)
gc.set_fill_color((1.0,0.0,0.0,0.1))
gc.set_stroke_color((0.0,1.0,0.0,0.6))
width = 10
gc.set_line_width(10)
phase = width * 2.5;
pattern = width * numpy.array((5,5))
gc.set_line_dash(pattern,phase)
gc.set_line_cap(constants.CAP_BUTT)
t1 = time.clock()
gc.move_to(10,10)
gc.line_to(sz[0]-10,sz[1]-10)
gc.line_to(10,sz[1]-10)
gc.close_path()
gc.draw_path()
t2 = time.clock()
gc.save("dash.bmp")
tot_time = t2 - t1
print 'time:', tot_time
if __name__ == "__main__":
dash()
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