Revision: 8109
http://matplotlib.svn.sourceforge.net/matplotlib/?rev=8109&view=rev
Author: leejjoon
Date: 2010-02-03 19:42:00 +0000 (Wed, 03 Feb 2010)
Log Message:
-----------
minor refactoring of the ps backend
Modified Paths:
--------------
trunk/matplotlib/lib/matplotlib/backends/backend_ps.py
Modified: trunk/matplotlib/lib/matplotlib/backends/backend_ps.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/backends/backend_ps.py 2010-02-03
19:41:53 UTC (rev 8108)
+++ trunk/matplotlib/lib/matplotlib/backends/backend_ps.py 2010-02-03
19:42:00 UTC (rev 8109)
@@ -387,6 +387,16 @@
"""
return True
+ def _get_image_h_w_bits_command(self, im):
+ if im.is_grayscale:
+ h, w, bits = self._gray(im)
+ imagecmd = "image"
+ else:
+ h, w, bits = self._rgb(im)
+ imagecmd = "false 3 colorimage"
+
+ return h, w, bits, imagecmd
+
def draw_image(self, gc, x, y, im, dx=None, dy=None, transform=None):
"""
Draw the Image instance into the current axes; x is the
@@ -400,12 +410,7 @@
im.flipud_out()
- if im.is_grayscale:
- h, w, bits = self._gray(im)
- imagecmd = "image"
- else:
- h, w, bits = self._rgb(im)
- imagecmd = "false 3 colorimage"
+ h, w, bits, imagecmd = self._get_image_h_w_bits_command(im)
hexlines = '\n'.join(self._hex_lines(bits))
if dx is None:
@@ -924,6 +929,8 @@
return manager
class FigureCanvasPS(FigureCanvasBase):
+ _renderer_class = RendererPS
+
def draw(self):
pass
@@ -1057,7 +1064,8 @@
# mixed mode rendering
_bbox_inches_restore = kwargs.pop("bbox_inches_restore", None)
- ps_renderer = RendererPS(width, height, self._pswriter, imagedpi=dpi)
+ ps_renderer = self._renderer_class(width, height, self._pswriter,
+ imagedpi=dpi)
renderer = MixedModeRenderer(self.figure,
width, height, dpi, ps_renderer,
bbox_inches_restore=_bbox_inches_restore)
@@ -1189,7 +1197,8 @@
# mixed mode rendering
_bbox_inches_restore = kwargs.pop("bbox_inches_restore", None)
- ps_renderer = RendererPS(width, height, self._pswriter, imagedpi=dpi)
+ ps_renderer = self._renderer_class(width, height,
+ self._pswriter, imagedpi=dpi)
renderer = MixedModeRenderer(self.figure,
width, height, dpi, ps_renderer,
bbox_inches_restore=_bbox_inches_restore)
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