lib/python/Components/Pixmap.py

   1 from ConditionalWidget import ConditionalWidget
   2 from GUIComponent import GUIComponent
   3
   4 from enigma import ePixmap, eTimer
   5
   6 class Pixmap(GUIComponent):
   7         GUI_WIDGET = ePixmap
   8
   9 class PixmapConditional(ConditionalWidget, Pixmap):
  10         def __init__(self, withTimer = True):
  11                 ConditionalWidget.__init__(self)
  12                 Pixmap.__init__(self)
  13
  14 class MovingPixmap(Pixmap):
  15         def __init__(self):
  16                 Pixmap.__init__(self)
  17
  18                 self.moving = False
  19
  20                 # TODO: get real values
  21                 self.x = 0.0
  22                 self.y = 0.0
  23
  24                 self.clearPath()
  25
  26                 self.moveTimer = eTimer()
  27                 self.moveTimer.callback.append(self.doMove)
  28
  29         def clearPath(self, repeated = False):
  30                 if (self.moving):
  31                         self.moving = False
  32                         self.moveTimer.stop()
  33
  34                 self.path = []
  35                 self.currDest = 0
  36                 self.repeated = repeated
  37
  38         def addMovePoint(self, x, y, time = 20):
  39                 self.path.append((x, y, time))
  40
  41         def moveTo(self, x, y, time = 20):
  42                 self.clearPath()
  43                 self.addMovePoint(x, y, time)
  44
  45         def startMoving(self):
  46                 if not self.moving:
  47                         self.time = self.path[self.currDest][2]
  48                         self.stepX = (self.path[self.currDest][0] - self.x) / float(self.time)
  49                         self.stepY = (self.path[self.currDest][1] - self.y) / float(self.time)
  50
  51                         self.moving = True
  52                         self.moveTimer.start(100)
  53
  54         def stopMoving(self):
  55                 self.moving = False
  56                 self.moveTimer.stop()
  57
  58         def doMove(self):
  59                 self.x += self.stepX
  60                 self.y += self.stepY
  61                 self.time -= 1
  62                 try:
  63                         self.move(int(self.x), int(self.y))
  64                 except: # moving not possible... widget not there any more... stop moving
  65                         self.stopMoving()
  66
  67                 if (self.time == 0):
  68                         self.currDest += 1
  69                         self.moveTimer.stop()
  70                         self.moving = False
  71                         if (self.currDest >= len(self.path)): # end of path
  72                                 if (self.repeated):
  73                                         self.currDest = 0
  74                                         self.moving = False
  75                                         self.startMoving()
  76                         else:
  77                                 self.moving = False
  78                                 self.startMoving()