python/pysfml-animatedsprite-class-supplies-next-method-to-adjus

PySFML AnimatedSprite class supplies Next method to adjust frames

.. code-block:: python

from PySFML import sf

class AnimatedSprite( sf.Sprite ): def init( self, image, columns=1, rows=1, sequence=None, columnwidth=None, rowheight=None ): super( AnimatedSprite, self ).__init__( image )

     totalwidth, totalheight = self.GetSize() 

     if columnwidth: self.columnwidth = columnwidth 
     else: self.columnwidth = int( totalwidth / columns )

     if rowheight: self.rowheight = rowheight
     else: self.rowheight = int( totalheight / rows )

     if sequence:
         self.sequence = sequence
     else:
         self.sequence = [ number for number in range( 1, ( columns * rows ) + 1 ) ]

     # create a frames list of column and row tuples
     self.frames = [ (x,y) for y in range( 1, rows + 1 ) for x in range( 1, columns + 1 ) ]

     self.current = self.tick = self.complete = 0

     # set the first frame 
     self.Next( self.tick )

 def Next( self, tickrate = 12 ):
     """
     Pass an optional tickrate.
     If tick is greater or equal to tickrate:
     Move the Sub Rectangle or view to the Next position.
     Set complete to True when sequence finishes.
     """
     self.tick += 1

     if self.tick >= tickrate:

         self.tick = 0
         column, row = self.frames[ self.sequence[ self.current ] - 1  ]

         subrect = sf.IntRect( 
             self.columnwidth * ( column - 1 ), 
             self.rowheight * ( row - 1 ), 
             self.columnwidth * column,
             self.rowheight * row
         ) 

         self.SetSubRect( subrect ) 

         self.current += 1
         if self.current >= len( self.sequence ):
             self.complete = True
             self.current = 0

Some example sprite timeline images

.. image:: /attachment/numbers.png :alt: