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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 b52bfb3..9315211 100755 (executable)
--- a/src/app/widgets/cursors.py
+++ b/src/app/widgets/cursors.py
@@ -9,30 +9,14 @@ $URL$
 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 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]


@@ -43,10 +27,13 @@ class WarpingCursor(pygame.sprite.Sprite, EventHandlerMixin):
         return basePath, images
 
     
         return basePath, images
 
     

-    def __init__(self, theme='black', duration=75):
-        pygame.sprite.Sprite.__init__(self)
+    def __init__(self, theme='black', duration=50, blinkMode=True):
+        pygame.sprite.DirtySprite.__init__(self)
+        pygame.mouse.set_visible(False)

         imagesPath, images = WarpingCursor._get_theme_images(theme)
         imagesPath, images = WarpingCursor._get_theme_images(theme)

-        self.flashImage = images.pop(images.index('flash.png'))
+        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 = []
         images.sort(lambda a, b : cmp(*[int(os.path.splitext(f)[0]) for f in [a, b]]))
         
         self.images = []


@@ -55,32 +42,22 @@ class WarpingCursor(pygame.sprite.Sprite, EventHandlerMixin):
             img = pygame.image.load(imagePath).convert_alpha()
             self.images.append(img)
         
             img = pygame.image.load(imagePath).convert_alpha()
             self.images.append(img)
         

-        self._imageLength = len(self.images)

         # 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]
         # 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]

-        self.rect = pygame.Rect((0,0), (self.width, self.height))
+        self.rect = pygame.Rect((-self.width/2,-self.height/2), (self.width, self.height))

         
         

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

         self._startBlink()
         self._startBlink()

-        
-        #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
-    
+            

     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 iterImages(self) :
         for img in cycle(self.images) :
     
     def iterImages(self) :
         for img in cycle(self.images) :


@@ -88,59 +65,26 @@ class WarpingCursor(pygame.sprite.Sprite, EventHandlerMixin):
     
     @event_handler(TIMEOUT)
     def loadNext(self, event) :
     
     @event_handler(TIMEOUT)
     def loadNext(self, event) :

-        self.image = self.iterator.next()
-        surface = pygame.display.get_surface()
-        surface.blit(self.image, self.rect)
-
-    def update(self) :
-        print 'cursor update'
+        if self._blinking :
+            self.dirty = 1
+            self.image = self.iterator.next()

     
     

-#    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()
+    @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)

         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)