本文整理汇总了Python中gaphas.canvas.Canvas.update方法的典型用法代码示例。如果您正苦于以下问题：Python Canvas.update方法的具体用法？Python Canvas.update怎么用？Python Canvas.update使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类gaphas.canvas.Canvas的用法示例。
在下文中一共展示了Canvas.update方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_minimal_se
# 需要导入模块: from gaphas.canvas import Canvas [as 别名]
# 或者: from gaphas.canvas.Canvas import update [as 别名]
def test_minimal_se(self):
"""
Test resizing of element by dragging it SE handle.
"""
canvas = Canvas()
box = Box()
handles = box.handles()
canvas.add(box)
h_nw, h_ne, h_se, h_sw = handles
assert h_nw is handles[NW]
assert h_ne is handles[NE]
assert h_sw is handles[SW]
assert h_se is handles[SE]
h_se.pos.x -= 20 # h.se.{x,y} == -10
h_se.pos.y -= 20
assert h_se.pos.x == h_se.pos.y == -10
box.request_update()
canvas.update()
self.assertEquals(10, h_se.pos.x) # h_se changed above, should be 10
self.assertEquals(10, h_se.pos.y)
self.assertEquals(10, h_ne.pos.x)
self.assertEquals(10, h_sw.pos.y)示例2: create_canvas
# 需要导入模块: from gaphas.canvas import Canvas [as 别名]
# 或者: from gaphas.canvas.Canvas import update [as 别名]
def create_canvas():
canvas = Canvas()
box = Box()
canvas.add(box)
box.matrix.translate(100, 50)
box.matrix.rotate(50)
box2 = Box()
canvas.add(box2, parent=box)
line = Line()
line.handles()[0].visible = False
line.handles()[0].connected_to = box
line.handles()[0].disconnect = my_disconnect()
line.handles()[0].connection_data = 1
canvas.add(line)
canvas.update()
return canvas示例3: test_resize_se
# 需要导入模块: from gaphas.canvas import Canvas [as 别名]
# 或者: from gaphas.canvas.Canvas import update [as 别名]
def test_resize_se(self):
"""
Test resizing of element by dragging it SE handle.
"""
canvas = Canvas()
box = Box()
handles = box.handles()
canvas.add(box)
h_nw, h_ne, h_se, h_sw = handles
assert h_nw is handles[NW]
assert h_ne is handles[NE]
assert h_sw is handles[SW]
assert h_se is handles[SE]
# to see how many solver was called:
# GAPHAS_TEST_COUNT=3 nosetests -s --with-prof --profile-restrict=gaphas gaphas/tests/test_element.py | grep -e '\<solve\>' -e dirty
count = getenv('GAPHAS_TEST_COUNT')
if count:
count = int(count)
else:
count = 1
for i in range(count):
h_se.pos.x += 100 # h.se.{x,y} = 10, now
h_se.pos.y += 100
box.request_update()
canvas.update()
self.assertEquals(110 * count, h_se.pos.x) # h_se changed above, should remain the same
self.assertEquals(110 * count, float(h_se.pos.y))
self.assertEquals(110 * count, float(h_ne.pos.x))
self.assertEquals(110 * count, float(h_sw.pos.y))