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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 29ce61c..fc05b56 100755 (executable)
--- a/src/app/widgets/cursors.py
+++ b/src/app/widgets/cursors.py
@@ -9,42 +9,26 @@ $URL$
 import pygame
 import os
 from eventutils import EventHandlerMixin, event_handler
 import pygame
 import os
 from eventutils import EventHandlerMixin, event_handler

+from events import TIMEOUT

 from itertools import cycle
 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
     '''
     The class for animating the warping cursor

-        
-        duration:
-            The duration of each image in the animation
-        centerPosition:
-            The Position of the center of the cursor
-        _imagePointer:
-            A pointer to the current image
-        _animationOffset:
-            The time elapsed since when the current image should have been displayed

     '''
     '''

-    #screen = None
-    #images = None
-    #durations = None
-    #centerPosition = None
-    #_imagePointer = None
-    #_animationOffset = None
-    
+

     @staticmethod
     def _get_theme_images(name) :
         basePath = os.path.abspath(__file__).split(os.path.sep)[:-1]
     @staticmethod
     def _get_theme_images(name) :
         basePath = os.path.abspath(__file__).split(os.path.sep)[:-1]

-        basePath.append('data')
+        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
 
     
         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', 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]) 
         imagesPath, images = WarpingCursor._get_theme_images(theme)
         flashImage = images.pop(images.index('flash.png'))
         flashImagePath = os.path.sep.join([imagesPath, flashImage]) 


@@ -63,100 +47,55 @@ class WarpingCursor(pygame.sprite.Sprite, EventHandlerMixin):
         self.duration = duration
         
         self.image = self.images[0]
         self.duration = duration
         
         self.image = self.images[0]

-        self.rect = pygame.Rect((0,0), (self.width, self.height))
-        
-        surface = pygame.display.get_surface()
-        surface.blit(self.image, self.rect)
-        self.blink = blink
-        if blink :
-            self._startBlink()
+        # 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.flashImagePath = flashImage
-        #self.durations = durations
-        #self.centerPosition = initCenterPosition
-        #self.flashLength = 100
-        #self.flashing = False
-        #self.image = pygame.image.load(self.images[0]).convert_alpha()
-        #self._imagePointer = 0
-        #self._animationOffset = 0
-        #self._flashTimer = 0
+        self.blinkMode = blinkMode
+        self._startBlink()

     
     def _startBlink(self) :
     
     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 _stopBlink(self) :
+        if self.blinkMode :
+            pygame.time.set_timer(TIMEOUT, 0)
+            

     def iterImages(self) :
         for img in cycle(self.images) :
             yield img
     
     @event_handler(TIMEOUT)
     def loadNext(self, event) :
     def iterImages(self) :
         for img in cycle(self.images) :
             yield img
     
     @event_handler(TIMEOUT)
     def loadNext(self, event) :

-        if self.blink :
+        if self._blinking :
+            self.dirty = 1

             self.image = self.iterator.next()
             self.image = self.iterator.next()

-            surface = pygame.display.get_surface()
-            surface.blit(self.image, self.rect)

     
     

-    @event_handler(MOUSEBUTTONDOWN)
+    @event_handler(pygame.MOUSEBUTTONDOWN)

     def flashOn(self, event) :
     def flashOn(self, event) :

-        self.blink=False
+        self.dirty = 1
+        self._blinking = False

         self.image = self.flashImage
         self.image = self.flashImage

-        surface = pygame.display.get_surface()
-        surface.blit(self.image, self.rect)

 
 

-    @event_handler(MOUSEBUTTONUP)
+    @event_handler(pygame.MOUSEBUTTONUP)

     def flashOff(self, event) :
     def flashOff(self, event) :

-        self.blink = True
-        self.loadNext(event)
-
-    def update(self) :
-        print 'cursor update'
-    
-#    def update(self, elapsedTime, centerPosition):
-#        '''
-#        Update the cursor's look and position
-#
-#            elapsedTime:
-#                The time passed since the previous update
-#            centerPosition:
-#                the new position of the creep
-#        '''
-#        self._updateImage(elapsedTime)
-#        self.centerPosition = centerPosition
-#        if self.flashing :
-#            self._flashTimer += elapsedTime
-#            if self._flashTimer > self.flashLength:
-#                self.flashing = False
-    
-    def _updateImage(self, elapsedTime):
-        '''
-        Update the cursor's image
-            
-            elapsedTime:
-                The time passed since the previous update
-        '''
-        self._animationOffset += elapsedTime
-        
-        if self._animationOffset > self.duration :
-            #New animation offset is computed first, before updating the pointer
-            self._animationOffset -= self.duration
-            #point to the next image (restarts from the beginning when it reaches the end)
-            self._imagePointer = (self._imagePointer + 1) % len(self.images)
-        
-        if self.flashing:
-            self.image = pygame.image.load(self.flashImagePath).convert_alpha()
+        self.dirty = 1
+        if self.blinkMode :
+            self._blinking = True
+            self.loadNext(event)

         else :
         else :

-            self.image = pygame.image.load(self.images[self._imagePointer]).convert_alpha()
-    
-    def flash(self,flashLength = None):
-        self._flashTimer = 0
-        self.flashing = True
-        if flashLength:
-            self.flashlength = flashLength
+            self.image = self.images[0]

     
     

-    def blit(self,surface):
-        '''
-        Draw the circle on surface
-        '''
-        
-        newPos = (self.centerPosition[0] - self.image.get_width() / 2, self.centerPosition[1] - self.image.get_height() / 2)
-        surface.blit(self.image, newPos)
+    @event_handler(pygame.MOUSEMOTION)
+    def move(self, event) :
+        self.dirty = 1
+        self.rect.move_ip(event.rel)