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from agg import *
pix_format_string_map = {}
pix_format_string_map["gray8"] = pix_format_gray8
pix_format_string_map["rgb555"] = pix_format_rgb555
pix_format_string_map["rgb565"] = pix_format_rgb565
pix_format_string_map["rgb24"] = pix_format_rgb24
pix_format_string_map["bgr24"] = pix_format_bgr24
pix_format_string_map["rgba32"] = pix_format_rgba32
pix_format_string_map["argb32"] = pix_format_argb32
pix_format_string_map["abgr32"] = pix_format_abgr32
pix_format_string_map["bgra32"] = pix_format_bgra32
default_pix_format = "bgra32"
try:
# Define a system-dependent GraphicsContext if there is a PixelMap
# class defined for the system (i.e. if plat_support was built)
from plat_support import PixelMap
class GraphicsContextSystem(GraphicsContextArray):
def __init__(self,
size,
pix_format=default_pix_format,
interpolation="nearest",
bottom_up=1):
assert type(size) is type(()),`size`
width,height = size
pixel_map = PixelMap(width,height,
pix_format_string_map[pix_format],
255,
bottom_up).set_bmp_array()
GraphicsContextArray.__init__(self, pixel_map.bmp_array,
pix_format, interpolation,
bottom_up)
self.pixel_map = pixel_map
except ImportError, ex:
# warn to stderr containing the exception. The warning should
# be an ImportWarning, but that is python 2.5+ specific
import warnings
warnings.warn("Error initializing Agg: %s" % ex, Warning, 2)
GraphicsContextSystem = None
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