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Merge pull request #2965 from merriam/merriam_branch_23 

Update examples/canvas/canvas_stress.py with docs and new button
This commit is contained in:
dessant 2015-02-01 22:27:46 +02:00
parent 082ad3008e 2e581cea82
commit 01ea916050
1 changed files with 13 additions and 1 deletions
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14
examples/canvas/canvas_stress.py
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@ -2,7 +2,11 @@
Canvas stress
=============
This is just a test for testing the performance of our Graphics engine.
This example tests the performance of our Graphics engine by drawing large
numbers of small sqaures. You should see a black canvas with buttons and a
label at the bottom. Pressing the buttons adds small colored squares to the
canvas.
'''
from kivy.uix.button import Button
@ -25,6 +29,10 @@ class StressCanvasApp(App):
Rectangle(pos=(r() * wid.width + wid.x,
r() * wid.height + wid.y), size=(20, 20))
def double_rects(self, label, wid, *largs):
count = int(label.text)
self.add_rects(label, wid, count, *largs)
def reset_rects(self, label, wid, *largs):
label.text = '0'
wid.canvas.clear()
@ -40,12 +48,16 @@ class StressCanvasApp(App):
btn_add500 = Button(text='+ 500 rects',
on_press=partial(self.add_rects, label, wid, 500))
btn_double = Button(text='x 2',
on_press=partial(self.double_rects, label, wid))
btn_reset = Button(text='Reset',
on_press=partial(self.reset_rects, label, wid))
layout = BoxLayout(size_hint=(1, None), height=50)
layout.add_widget(btn_add100)
layout.add_widget(btn_add500)
layout.add_widget(btn_double)
layout.add_widget(btn_reset)
layout.add_widget(label)