mirror of https://github.com/kivy/kivy.git
84 lines
2.5 KiB
Python
84 lines
2.5 KiB
Python
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from kivy.app import App
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from kivy.uix.camera import Camera
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from kivy.uix.widget import Widget
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from kivy.uix.slider import Slider
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from kivy.uix.scatter import Scatter
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from kivy.animation import Animation
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from kivy.graphics import Color, Rectangle
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from kivy.properties import NumericProperty
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from random import randint, random
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from functools import partial
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class Puzzle(Camera):
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blocksize = NumericProperty(100)
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def on_texture_size(self, instance, value):
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self.build()
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def on_blocksize(self, instance, value):
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self.build()
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def build(self):
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self.clear_widgets()
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texture = self.texture
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if not texture:
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return
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bs = self.blocksize
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tw, th = self.texture_size
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for x in xrange(int(tw / bs)):
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for y in xrange(int(th / bs)):
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bx = x * bs
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by = y * bs
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subtexture = texture.get_region(bx, by, bs, bs)
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#node = PuzzleNode(texture=subtexture, size=(bs, bs), pos=(bx, by))
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node = Scatter(pos=(bx, by), size=(bs, bs))
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with node.canvas:
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Color(1, 1, 1)
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Rectangle(size=node.size, texture=subtexture)
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self.add_widget(node)
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self.shuffle()
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def shuffle(self):
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texture = self.texture
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bs = self.blocksize
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tw, th = self.texture_size
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count = int(tw / bs) * int(th / bs)
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indices = range(count)
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childindex = 0
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while indices:
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index = indices.pop(randint(0, len(indices) - 1))
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x = bs * (index % int(tw / bs))
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y = bs * int(index / int(tw / bs))
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child = self.children[childindex]
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a = Animation(d=random() / 4.) + Animation(pos=(x, y), t='out_quad', d=.4)
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a.start(child)
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childindex += 1
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def on_touch_down(self, touch):
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if touch.is_double_tap:
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self.shuffle()
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return True
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super(Puzzle, self).on_touch_down(touch)
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class PuzzleApp(App):
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def build(self):
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root = Widget()
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puzzle = Puzzle()
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slider = Slider(min=100, max=200, step=10, size=(800, 50))
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slider.bind(value=partial(self.on_value, puzzle))
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root.add_widget(puzzle)
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root.add_widget(slider)
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return root
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def on_value(self, puzzle, instance, value):
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value = int((value + 5) / 10) * 10
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puzzle.blocksize = value
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instance.value = value
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PuzzleApp().run()
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