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[minwii.git] / src / app / widgets / cursors.py

diff --git a/src/app/widgets/cursors.py b/src/app/widgets/cursors.py
index 863b757..041c0fb 100755 (executable)
--- a/src/app/widgets/cursors.py
+++ b/src/app/widgets/cursors.py
@@ -12,7 +12,7 @@ from eventutils import EventHandlerMixin, event_handler
 from events import TIMEOUT
 from itertools import cycle
 
-class WarpingCursor(pygame.sprite.Sprite, EventHandlerMixin):
+class WarpingCursor(pygame.sprite.DirtySprite, EventHandlerMixin):
     '''
     The class for animating the warping cursor
     '''
@@ -28,8 +28,7 @@ class WarpingCursor(pygame.sprite.Sprite, EventHandlerMixin):
 
     
     def __init__(self, theme='black', duration=50, blinkMode=True):
-        pygame.sprite.Sprite.__init__(self)
-        pygame.mouse.set_visible(False)
+        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]) 
@@ -48,17 +47,29 @@ class WarpingCursor(pygame.sprite.Sprite, EventHandlerMixin):
         self.duration = duration
         
         self.image = self.images[0]
-        self.rect = pygame.Rect((-self.width/2,-self.height/2), (self.width, self.height))
+        # 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 _startBlink(self) :
         if self.blinkMode :
             self._blinking = True
             pygame.time.set_timer(TIMEOUT, self.duration)
             self.iterator = self.iterImages()
     
+    def _stopBlink(self) :
+        if self.blinkMode :
+            pygame.time.set_timer(TIMEOUT, 0)
+            
     def iterImages(self) :
         for img in cycle(self.images) :
             yield img
@@ -66,15 +77,18 @@ class WarpingCursor(pygame.sprite.Sprite, EventHandlerMixin):
     @event_handler(TIMEOUT)
     def loadNext(self, event) :
         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
             self.loadNext(event)
@@ -83,4 +97,5 @@ class WarpingCursor(pygame.sprite.Sprite, EventHandlerMixin):
     
     @event_handler(pygame.MOUSEMOTION)
     def move(self, event) :
+        self.dirty = 1
         self.rect.move_ip(event.rel)