72 lines
2.0 KiB
Python
72 lines
2.0 KiB
Python
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# -*- coding: utf-8 -*-
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"""
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scenegraph.element.image
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"""
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# imports ####################################################################
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from os.path import abspath
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try:
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from PIL import Image as _Image
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except ImportError:
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class _Image(object):
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size = (0, 0)
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mode = "RGBA"
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@classmethod
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def open(klass, href):
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return _Image()
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def tobytes(self):
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return b""
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def convert(self, img_format):
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raise NotImplementedError
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# from ...opengl.utils import create_texture
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from ..paint import Color, _Texture
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from .rectangle import Rectangle
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# image ######################################################################
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class Image(Rectangle):
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tag = "image"
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_state_attributes = Rectangle._state_attributes + [
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"href",
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]
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fill = Color.white
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def __init__(self, href, width=None, height=None, **attributes):
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href = abspath(href)
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pil_image = _Image.open(href)
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if pil_image.mode not in ["RGB", "RGBA"]:
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pil_image = pil_image.convert("RGBA")
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iw, ih = pil_image.size
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if width is None:
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width = iw
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if height is None:
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height = ih
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super(Image, self).__init__(width=width, height=height,
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**attributes)
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self.href = "file://%s" % href
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self._texture_args = (pil_image.size,
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pil_image.tobytes(),
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pil_image.mode)
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def _render(self, transform, inheriteds, context):
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(width, height), data, texture_format = self._texture_args
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del self._texture_args
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# self.fill = _Texture(create_texture(width, height, data, texture_format), self.fill)
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assert False # call to opengl code removed but there doesn't seem to be a cairo implementation
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self._attributes.remove("fill")
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super(Image, self)._render(transform, inheriteds, context)
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