本文整理汇总了Python中canvas.Canvas.scale_all方法的典型用法代码示例。如果您正苦于以下问题：Python Canvas.scale_all方法的具体用法？Python Canvas.scale_all怎么用？Python Canvas.scale_all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canvas.Canvas的用法示例。
在下文中一共展示了Canvas.scale_all方法的1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: __init__
# 需要导入模块: from canvas import Canvas [as 别名]
# 或者: from canvas.Canvas import scale_all [as 别名]
#.........这里部分代码省略.........
o = CanvasArc(g, 0, 300, 100, 400, start=0, extent=180)
o = CanvasText(g, 0, 400, text='Hello')
o = CanvasLine(g, 100, 0, 200, 100)
o = CanvasRect(g, 100, 100, 200, 200, filled=True, outline=True)
o = CanvasOval(g, 100, 200, 200, 300, filled=True)
o = CanvasArc(g, 100, 300, 200, 400, start=90, extent=270, filled=True)
o = CanvasText(g, 100, 400, text='World')
g.scale(random(), random(), random(), random())
g.move(randrange(1000), randrange(1000))
g.connect('button-press-event', self.button_press_event_cb)
g.connect('motion-notify-event', self.motion_notify_event_cb)
g.connect('button-release-event', self.button_release_event_cb)
# o = CanvasImage(self.layer1, 0, 0, filename='image2.jpeg')
# o.connect('button-press-event', self.button_press_event_cb)
# o.connect('motion-notify-event', self.motion_notify_event_cb)
# o.connect('button-release-event', self.button_release_event_cb)
# o = CanvasImage(self.layer1, 100, 100, filename='image1.png')
# o.connect('button-press-event', self.button_press_event_cb)
# o.connect('motion-notify-event', self.motion_notify_event_cb)
# o.connect('button-release-event', self.button_release_event_cb)
# o = CanvasFunc(self.layer1, target=self.canvas_func1, args=(), kw={})
self.canvas_button = None
self.item = None
self.item_prev_x = None
self.item_prev_y = None
self.item_button = None
self.window.connect('key-press-event', self.window_key_press_event_cb)
self.window.connect('key-release-event', self.window_key_release_event_cb)
self.canvas.connect('button-press-event', self.canvas_button_press_event_cb)
self.canvas.connect('motion-notify-event', self.canvas_motion_notify_event_cb)
self.canvas.connect('button-release-event', self.canvas_button_release_event_cb)
self.canvas.connect('scroll-event', self.canvas_scroll_event_cb)
def delete_event_cb(self, widget, event, data=None):
return False
def destroy_cb(self, widget, data=None):
gtk.main_quit()
def main(self):
gtk.main()
def button_press_event_cb(self, widget, item, event):
self.item = item
self.item_prev_x = event.x
self.item_prev_y = event.y
self.item_button = event.button
def motion_notify_event_cb(self, widget, item, event):
if self.item_button == 1:
dx = event.x - self.item_prev_x
dy = event.y - self.item_prev_y
self.item.move(dx, dy)
self.item_prev_x = event.x
self.item_prev_y = event.y
def button_release_event_cb(self, widget, item, signal_id):
self.item_button = None
def canvas_button_press_event_cb(self, widget, event):
self.canvas_button = event.button
if self.canvas_button == 2:
self.canvas_prev_x = event.x
self.canvas_prev_y = event.y
def canvas_motion_notify_event_cb(self, widget, event):
if self.canvas_button == 2:
dx = event.x - self.canvas_prev_x
dy = event.y - self.canvas_prev_y
self.canvas.move_all(dx, dy)
self.canvas_prev_x = event.x
self.canvas_prev_y = event.y
def canvas_button_release_event_cb(self, widget, signal_id):
self.canvas_button = None
def canvas_scroll_event_cb(self, widget, event):
if event.direction == gtk.gdk.SCROLL_UP:
self.canvas.scale_all(event.x, event.y, 1.2, 1.2)
elif event.direction == gtk.gdk.SCROLL_DOWN:
self.canvas.scale_all(event.x, event.y, 1/1.2, 1/1.2)
def window_key_press_event_cb(self, widget, event):
print widget, event
def window_key_release_event_cb(self, widget, event):
print widget, event
def canvas_func1(self, *args, **kw):
self.canvas.draw_image(0, 0, xs=1.0, ys=1.0, filename='image2.jpeg')
self.canvas.draw_line(0, 0, 100, 100)
self.canvas.draw_rect(0, 100, 100, 200)
self.canvas.draw_oval(0, 200, 100, 300)
self.canvas.draw_arc(0, 300, 100, 400)
self.canvas.draw_text(0, 400, "Hello World")