+++ /dev/null
-# -*- coding: utf-8 -*-
-"""
-Curseurs winwii
-
-$Id$
-$URL$
-"""
-
-import pygame
-import os
-from threading import Thread
-import time
-from eventutils import EventHandlerMixin, event_handler
-from itertools import cycle
-
-class WarpingCursor(pygame.sprite.DirtySprite, EventHandlerMixin):
- '''
- The class for animating the warping cursor
- '''
-
- @staticmethod
- def _get_theme_images(name) :
- basePath = os.path.abspath(__file__).split(os.path.sep)[:-1]
- basePath.extend(['data', 'cursor'])
- basePath.append(name)
- basePath = os.path.sep.join(basePath)
- images = [f for f in os.listdir(basePath) if os.path.splitext(f)[1] == '.png']
- return basePath, images
-
-
- def __init__(self, theme='black-perforated', duration=100, blinkMode=True):
- pygame.sprite.DirtySprite.__init__(self)
- imagesPath, images = WarpingCursor._get_theme_images(theme)
- flashImage = images.pop(images.index('flash.png'))
- flashImagePath = os.path.sep.join([imagesPath, flashImage])
- self.flashImage = pygame.image.load(flashImagePath).convert_alpha()
- images.sort(lambda a, b : cmp(*[int(os.path.splitext(f)[0]) for f in [a, b]]))
-
- self.images = []
- for img in images :
- imagePath = os.path.sep.join([imagesPath, img])
- img = pygame.image.load(imagePath).convert_alpha()
- self.images.append(img)
-
- # assumes that all images have same dimensions
- self.width = self.images[0].get_width()
- self.height = self.images[0].get_height()
- self.duration = duration
-
- self.image = self.images[0]
- # workarround cursor alignement problem
- pygame.event.set_blocked(pygame.MOUSEMOTION)
- pygame.mouse.set_pos(pygame.mouse.get_pos())
- pygame.event.set_allowed(pygame.MOUSEMOTION)
- # ---
- x, y = pygame.mouse.get_pos()
- left = x - self.width / 2
- top = y - self.height / 2
- self.rect = pygame.Rect((left, top), (self.width, self.height))
-
- self.blinkMode = blinkMode
- self._startBlink()
-
- def __del__(self) :
- if hasattr(self, 'timer') :
- try : self.timer.stop()
- except : pass
-
- def _startBlink(self) :
- if self.blinkMode :
- self._blinking = True
- self.iterator = self.iterImages()
- self.timer = ForeverTimer(self.duration, self.loadNext)
- self.timer.start()
-
- def _stopBlink(self) :
- if self.blinkMode :
- self.timer.stop()
-
- def iterImages(self) :
- for img in cycle(self.images) :
- yield img
-
- def loadNext(self) :
- if self._blinking :
- self.dirty = 1
- self.image = self.iterator.next()
-
- @event_handler(pygame.MOUSEBUTTONDOWN)
- def flashOn(self, event) :
- self.dirty = 1
- self._blinking = False
- self.image = self.flashImage
-
- @event_handler(pygame.MOUSEBUTTONUP)
- def flashOff(self, event) :
- self.dirty = 1
- if self.blinkMode :
- self._blinking = True
- else :
- self.image = self.images[0]
-
- @event_handler(pygame.MOUSEMOTION)
- def move(self, event) :
- self.dirty = 1
- self.rect.move_ip(event.rel)
-
- def setPosition(self, pos) :
- self.dirty = 1
- x, y = pos
- rx, ry = self.rect.centerx, self.rect.centery
- self.rect.move_ip(x-rx, y-ry)
-
-
-class ForeverTimer(Thread) :
- def __init__(self, duration, func, *args, **kw) :
- Thread.__init__(self)
- self.duration = duration / 1000.
- self.func = func
- self.args = args
- self.kw = kw
- self.running = True
-
- def run(self) :
- while self.running :
- self.func(*self.args, **self.kw)
- time.sleep(self.duration)
-
- def stop(self) :
- self.running = False
\ No newline at end of file