Spriteshess в Pyqt
# -*- coding: utf-8 -*-
import sys
import time
from PyQt4 import QtGui, QtCore
class SpriteAnimation(object):
def __init__(self, image_path, sprite_width, sprite_height, label):
pixmap = QtGui.QPixmap(image_path)
width, height = pixmap.width(), pixmap.height()
self.pixmaps = []
for x in range(0, width, sprite_width):
for y in range(0, height, sprite_height):
self.pixmaps.append(pixmap.copy(x, y,
sprite_width, sprite_height))
self._current_frame = 0
self.label = label
def play(self, interval=100):
self._timer = QtCore.QTimer(interval=interval,
timeout=self._animation_step)
self._timer.start()
def _animation_step(self):
self.label.setPixmap(self.pixmaps[self._current_frame])
self.label.update()
self._current_frame += 1
if self._current_frame >= len(self.pixmaps):
self._current_frame = 0
class Window(QtGui.QWidget):
def __init__(self, parent=None):
QtGui.QWidget.__init__(self, parent)
self.resize(100, 100)
layout = QtGui.QVBoxLayout(self)
label = QtGui.QLabel()
layout.addWidget(label)
# http://content.makeyourflashgame.com/pbe/tutorials/star-green.png
self.animation = SpriteAnimation('star-green.png', 80, 80, label)
self.animation.play()
if __name__ == '__main__':
app = QtGui.QApplication(sys.argv)
window = Window()
window.show()
sys.exit(app.exec_())
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