def scale(self, surface, size, dest=None):
"""
Return Surface resized by the given size.
An optional destination surface can be provided.
"""
if not dest:
surf = Surface(size, BufferedImage.TYPE_INT_ARGB)
else:
surf = dest
g2d = surf.createGraphics()
g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR)
g2d.drawImage(surface, 0, 0, size[0], size[1], None)
g2d.dispose()
return surf
def scale(self, surface, size, dest=None):
"""
Return Surface resized by the given size.
An optional destination surface can be provided.
"""
if not dest:
surf = Surface(size, BufferedImage.TYPE_INT_ARGB)
else:
surf = dest
g2d = surf.createGraphics()
g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION,
RenderingHints.VALUE_INTERPOLATION_BILINEAR)
g2d.drawImage(surface, 0, 0, size[0], size[1], None)
g2d.dispose()
return surf
def rotate(self, surface, angle):
"""
Return Surface rotated by the given angle.
"""
theta = angle*self.deg_rad
width_i = surface.getWidth()
height_i = surface.getHeight()
cos_theta = math.fabs( math.cos(theta) )
sin_theta = math.fabs( math.sin(theta) )
width_f = int( (width_i*cos_theta)+(height_i*sin_theta) )
height_f = int( (width_i*sin_theta)+(height_i*cos_theta) )
surf = Surface((width_f,height_f), BufferedImage.TYPE_INT_ARGB)
at = AffineTransform()
at.rotate(-theta, width_f/2, height_f/2)
g2d = surf.createGraphics()
ot = g2d.getTransform()
g2d.setTransform(at)
g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR)
g2d.drawImage(surface, (width_f-width_i)//2, (height_f-height_i)//2, None)
g2d.setTransform(ot)
g2d.dispose()
return surf
def rotate(self, surface, angle):
"""
Return Surface rotated by the given angle.
"""
theta = angle * self.deg_rad
width_i = surface.getWidth()
height_i = surface.getHeight()
cos_theta = math.fabs(math.cos(theta))
sin_theta = math.fabs(math.sin(theta))
width_f = int((width_i * cos_theta) + (height_i * sin_theta))
height_f = int((width_i * sin_theta) + (height_i * cos_theta))
surf = Surface((width_f, height_f), BufferedImage.TYPE_INT_ARGB)
at = AffineTransform()
at.rotate(-theta, width_f / 2, height_f / 2)
g2d = surf.createGraphics()
ot = g2d.getTransform()
g2d.setTransform(at)
g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION,
RenderingHints.VALUE_INTERPOLATION_BILINEAR)
g2d.drawImage(surface, (width_f - width_i) // 2,
(height_f - height_i) // 2, None)
g2d.setTransform(ot)
g2d.dispose()
return surf
