def set_font(self, font, size = 24):
try:
if type(font) in types.StringTypes:
self.font = imagelib.load_font(font, size)
else:
self.font = font
if hasattr(self, "text") and \
(font, size) != (self.fontname, self.size):
# Need to re-render text with new font and/or size.
self.set_text(self.text, force = True)
except IOError:
print "Font %s/%d failed to load, so using default" % (font, size)
self.font = imagelib.load_font("arial", 24)
self.fontname, self.size = self.font.fontname, self.font.size
def draw_text(self, text, pos = (0, 0), font = "arial", size = 24,
color = (255,255,255,255)):
"""
Draws the given text over the image at position 'pos', a tuple holding
the left and top coordinates, with the supplied font, size, and color.
color is a tuple holding the RGBA values for the text.
"""
if type(font) in types.StringTypes:
font = imagelib.load_font(font, size)
metrics = self.image.draw_text(pos, text, color, font)
self._image_changed()
return metrics
