fix problèmes d'aligement du curseur avec le pointeur.

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

diff --git a/src/app/widgets/cursors.py b/src/app/widgets/cursors.py
index 6b0d6e8..2c22b5d 100755 (executable)
--- a/src/app/widgets/cursors.py
+++ b/src/app/widgets/cursors.py
@@ -9,11 +9,10 @@ $URL$
 import pygame
 import os
 from eventutils import EventHandlerMixin, event_handler
+from events import TIMEOUT
 from itertools import cycle
-from pygame.locals import MOUSEBUTTONDOWN, MOUSEBUTTONUP, USEREVENT
-TIMEOUT = USEREVENT + 1
 
-class WarpingCursor(pygame.sprite.Sprite, EventHandlerMixin):
+class WarpingCursor(pygame.sprite.DirtySprite, EventHandlerMixin):
     '''
     The class for animating the warping cursor
     '''
@@ -28,8 +27,8 @@ class WarpingCursor(pygame.sprite.Sprite, EventHandlerMixin):
         return basePath, images
 
     
-    def __init__(self, theme='black', duration=75, blink=True):
-        pygame.sprite.Sprite.__init__(self)
+    def __init__(self, theme='black', duration=50, 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]) 
@@ -48,16 +47,29 @@ class WarpingCursor(pygame.sprite.Sprite, EventHandlerMixin):
         self.duration = duration
         
         self.image = self.images[0]
-        self.rect = pygame.Rect((0,0), (self.width, self.height))
-        self.update()
+        # 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()
+        print 'mouse pos :', x, y
+        left = x - self.width / 2
+        top = y - self.height / 2
+        self.rect = pygame.Rect((left, top), (self.width, self.height))
         
-        self.blink = blink
-        if blink :
-            self._startBlink()
+        self.blinkMode = blinkMode
+        self._startBlink()
+    
+    def _stopBlink(self) :
+        if self.blinkMode :
+            pygame.time.set_timer(TIMEOUT, 0)
             
     def _startBlink(self) :
-        pygame.time.set_timer(TIMEOUT, self.duration)
-        self.iterator = self.iterImages()
+        if self.blinkMode :
+            self._blinking = True
+            pygame.time.set_timer(TIMEOUT, self.duration)
+            self.iterator = self.iterImages()
     
     def iterImages(self) :
         for img in cycle(self.images) :
@@ -65,21 +77,26 @@ class WarpingCursor(pygame.sprite.Sprite, EventHandlerMixin):
     
     @event_handler(TIMEOUT)
     def loadNext(self, event) :
-        if self.blink :
+        if self._blinking :
+            self.dirty = 1
             self.image = self.iterator.next()
-            self.update()
     
-    @event_handler(MOUSEBUTTONDOWN)
+    @event_handler(pygame.MOUSEBUTTONDOWN)
     def flashOn(self, event) :
-        self.blink=False
+        self.dirty = 1
+        self._blinking = False
         self.image = self.flashImage
-        self.update()
 
-    @event_handler(MOUSEBUTTONUP)
+    @event_handler(pygame.MOUSEBUTTONUP)
     def flashOff(self, event) :
-        self.blink = True
-        self.loadNext(event)
-
-    def update(self) :
-        surface = pygame.display.get_surface()
-        surface.blit(self.image, self.rect)
+        self.dirty = 1
+        if self.blinkMode :
+            self._blinking = True
+            self.loadNext(event)
+        else :
+            self.image = self.images[0]
+    
+    @event_handler(pygame.MOUSEMOTION)
+    def move(self, event) :
+        self.dirty = 1
+        self.rect.move_ip(event.rel)