Revision: 6971
http://matplotlib.svn.sourceforge.net/matplotlib/?rev=6971&view=rev
Author: jouni
Date: 2009-03-10 20:45:44 +0000 (Tue, 10 Mar 2009)
Log Message:
-----------
Fix join style bug in pdf.
Modified Paths:
--------------
trunk/matplotlib/CHANGELOG
trunk/matplotlib/examples/tests/backend_driver.py
trunk/matplotlib/lib/matplotlib/backends/backend_pdf.py
Added Paths:
-----------
trunk/matplotlib/examples/api/joinstyle.py
Modified: trunk/matplotlib/CHANGELOG
===================================================================
--- trunk/matplotlib/CHANGELOG 2009-03-09 15:19:49 UTC (rev 6970)
+++ trunk/matplotlib/CHANGELOG 2009-03-10 20:45:44 UTC (rev 6971)
@@ -1,3 +1,5 @@
+2009-03-10 Fix join style bug in pdf. - JKS
+
2009-03-07 Add pyplot access to figure number list - EF
2009-02-28 hashing of FontProperties accounts current rcParams - JJL
Added: trunk/matplotlib/examples/api/joinstyle.py
===================================================================
--- trunk/matplotlib/examples/api/joinstyle.py (rev 0)
+++ trunk/matplotlib/examples/api/joinstyle.py 2009-03-10 20:45:44 UTC (rev
6971)
@@ -0,0 +1,31 @@
+#!/usr/bin/env python
+"""
+Illustrate the three different join styles
+"""
+
+import numpy as np
+import matplotlib
+import matplotlib.pyplot as plt
+
+def plot_angle(ax, x, y, angle, style):
+ phi = angle/180*np.pi
+ xx = [x+.5,x,x+.5*np.cos(phi)]
+ yy = [y,y,y+.5*np.sin(phi)]
+ ax.plot(xx, yy, lw=8, color='blue', solid_joinstyle=style)
+ ax.plot(xx[1:], yy[1:], lw=1, color='black')
+ ax.plot(xx[1::-1], yy[1::-1], lw=1, color='black')
+ ax.plot(xx[1:2], yy[1:2], 'o', color='red', markersize=3)
+ ax.text(x,y+.2,'%.0f degrees' % angle)
+
+fig = plt.figure()
+ax = fig.add_subplot(111)
+ax.set_title('Join style')
+
+for x,style in enumerate((('miter', 'round', 'bevel'))):
+ ax.text(x, 5, style)
+ for i in range(5):
+ plot_angle(ax, x, i, pow(2.0,3+i), style)
+
+ax.set_xlim(-.5,2.75)
+ax.set_ylim(-.5,5.5)
+plt.show()
Modified: trunk/matplotlib/examples/tests/backend_driver.py
===================================================================
--- trunk/matplotlib/examples/tests/backend_driver.py 2009-03-09 15:19:49 UTC
(rev 6970)
+++ trunk/matplotlib/examples/tests/backend_driver.py 2009-03-10 20:45:44 UTC
(rev 6971)
@@ -211,6 +211,7 @@
'font_family_rc.py',
'histogram_demo.py',
'image_zcoord.py',
+ 'joinstyle.py',
'legend_demo.py',
'line_with_text.py',
'logo2.py',
Modified: trunk/matplotlib/lib/matplotlib/backends/backend_pdf.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/backends/backend_pdf.py 2009-03-09
15:19:49 UTC (rev 6970)
+++ trunk/matplotlib/lib/matplotlib/backends/backend_pdf.py 2009-03-10
20:45:44 UTC (rev 6971)
@@ -427,6 +427,9 @@
self.beginStream(contentObject.id,
self.reserveObject('length of content stream'))
+ # Initialize the pdf graphics state to match the default mpl
+ # graphics context: currently only the join style needs to be set
+ self.output(GraphicsContextPdf.joinstyles['round'], Op.setlinejoin)
def close(self):
self.endStream()
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