289 lines (224 with data), 23.7 kB
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<font color="#ffffff" face="helvetica, arial"> <br><big><big><strong><a href="matplotlib.html"><font color="#ffffff">matplotlib</font></a>.<a href="matplotlib.backends.html"><font color="#ffffff">backends</font></a>.backend_ps</strong></big></big></font></td
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><font color="#ffffff" face="helvetica, arial"><a href=".">index</a><br><a href="file:/usr/local/lib/python2.3/site-packages/matplotlib/backends/backend_ps.py">/usr/local/lib/python2.3/site-packages/matplotlib/backends/backend_ps.py</a></font></td></tr></table>
<p><tt># A postscript backend</tt></p>
<p>
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<font color="#fffff" face="helvetica, arial"><big><strong>Modules</strong></big></font></td></tr>
<tr><td bgcolor="#aa55cc"><tt> </tt></td><td> </td>
<td width="100%"><table width="100%" summary="list"><tr><td width="25%" valign=top><a href="binascii.html">binascii</a><br>
</td><td width="25%" valign=top><a href="os.html">os</a><br>
</td><td width="25%" valign=top><a href="sys.html">sys</a><br>
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<td colspan=3 valign=bottom> <br>
<font color="#ffffff" face="helvetica, arial"><big><strong>Classes</strong></big></font></td></tr>
<tr><td bgcolor="#ee77aa"><tt> </tt></td><td> </td>
<td width="100%"><dl>
<dt><font face="helvetica, arial"><a href="matplotlib.backend_bases.html#FigureCanvasBase">matplotlib.backend_bases.FigureCanvasBase</a>
</font></dt><dd>
<dl>
<dt><font face="helvetica, arial"><a href="matplotlib.backends.backend_ps.html#FigureCanvasPS">FigureCanvasPS</a>
</font></dt></dl>
</dd>
<dt><font face="helvetica, arial"><a href="matplotlib.backend_bases.html#FigureManagerBase">matplotlib.backend_bases.FigureManagerBase</a>
</font></dt><dd>
<dl>
<dt><font face="helvetica, arial"><a href="matplotlib.backends.backend_ps.html#FigureManagerPS">FigureManagerPS</a>
</font></dt><dt><font face="helvetica, arial"><a href="matplotlib.backends.backend_ps.html#FigureManagerPS">FigureManagerPS</a>
</font></dt></dl>
</dd>
<dt><font face="helvetica, arial"><a href="matplotlib.backend_bases.html#GraphicsContextBase">matplotlib.backend_bases.GraphicsContextBase</a>
</font></dt><dd>
<dl>
<dt><font face="helvetica, arial"><a href="matplotlib.backends.backend_ps.html#GraphicsContextPS">GraphicsContextPS</a>
</font></dt></dl>
</dd>
<dt><font face="helvetica, arial"><a href="matplotlib.backend_bases.html#RendererBase">matplotlib.backend_bases.RendererBase</a>
</font></dt><dd>
<dl>
<dt><font face="helvetica, arial"><a href="matplotlib.backends.backend_ps.html#RendererPS">RendererPS</a>
</font></dt></dl>
</dd>
</dl>
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<font color="#000000" face="helvetica, arial"><a name="FigureCanvasPS">class <strong>FigureCanvasPS</strong></a>(<a href="matplotlib.backend_bases.html#FigureCanvasBase">matplotlib.backend_bases.FigureCanvasBase</a>)</font></td></tr>
<tr><td bgcolor="#ffc8d8"><tt> </tt></td><td> </td>
<td width="100%">Methods defined here:<br>
<dl><dt><a name="FigureCanvasPS-draw"><strong>draw</strong></a>(self)</dt></dl>
<dl><dt><a name="FigureCanvasPS-print_figure"><strong>print_figure</strong></a>(self, filename, dpi<font color="#909090">=72</font>, facecolor<font color="#909090">='w'</font>, edgecolor<font color="#909090">='w'</font>, orientation<font color="#909090">='portrait'</font>)</dt><dd><tt>dpi is ignored for PS output, it depends on the output device</tt></dd></dl>
<hr>
Methods inherited from <a href="matplotlib.backend_bases.html#FigureCanvasBase">matplotlib.backend_bases.FigureCanvasBase</a>:<br>
<dl><dt><a name="FigureCanvasPS-__init__"><strong>__init__</strong></a>(self, figure)</dt></dl>
<dl><dt><a name="FigureCanvasPS-switch_backends"><strong>switch_backends</strong></a>(self, FigureCanvasClass)</dt><dd><tt>instantiate an instance of FigureCanvasClass<br>
<br>
This is used for backend switching, eg, to instantiate a<br>
<a href="#FigureCanvasPS">FigureCanvasPS</a> from a FigureCanvasGTK. Note, deep copying is<br>
not done, so any changes to one of the instances (eg, setting<br>
figure size or line props), will be reflected in the other</tt></dd></dl>
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<font color="#000000" face="helvetica, arial"><strong>FigureManager</strong> = <a name="FigureManager">class FigureManagerPS</a>(<a href="matplotlib.backend_bases.html#FigureManagerBase">matplotlib.backend_bases.FigureManagerBase</a>)</font></td></tr>
<tr><td bgcolor="#ffc8d8"><tt> </tt></td><td> </td>
<td width="100%">Methods inherited from <a href="matplotlib.backend_bases.html#FigureManagerBase">matplotlib.backend_bases.FigureManagerBase</a>:<br>
<dl><dt><a name="FigureManagerPS-__init__"><strong>__init__</strong></a>(self, canvas, num)</dt></dl>
<dl><dt><a name="FigureManagerPS-add_axes"><strong>add_axes</strong></a>(self, rect, **kwargs)</dt><dd><tt>Add an axes to the current figure</tt></dd></dl>
<dl><dt><a name="FigureManagerPS-add_subplot"><strong>add_subplot</strong></a>(self, *args, **kwargs)</dt><dd><tt>Add a subplot to the current figure</tt></dd></dl>
<dl><dt><a name="FigureManagerPS-clf"><strong>clf</strong></a>(self)</dt><dd><tt>clear the figure</tt></dd></dl>
<dl><dt><a name="FigureManagerPS-destroy"><strong>destroy</strong></a>(self)</dt></dl>
<dl><dt><a name="FigureManagerPS-get_current_axis"><strong>get_current_axis</strong></a>(self)</dt><dd><tt>Return the current axes</tt></dd></dl>
<dl><dt><a name="FigureManagerPS-set_current_axes"><strong>set_current_axes</strong></a>(self, a)</dt><dd><tt>Set the current axes to be a</tt></dd></dl>
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<font color="#000000" face="helvetica, arial"><a name="FigureManagerPS">class <strong>FigureManagerPS</strong></a>(<a href="matplotlib.backend_bases.html#FigureManagerBase">matplotlib.backend_bases.FigureManagerBase</a>)</font></td></tr>
<tr><td bgcolor="#ffc8d8"><tt> </tt></td><td> </td>
<td width="100%">Methods inherited from <a href="matplotlib.backend_bases.html#FigureManagerBase">matplotlib.backend_bases.FigureManagerBase</a>:<br>
<dl><dt><a name="FigureManagerPS-__init__"><strong>__init__</strong></a>(self, canvas, num)</dt></dl>
<dl><dt><a name="FigureManagerPS-add_axes"><strong>add_axes</strong></a>(self, rect, **kwargs)</dt><dd><tt>Add an axes to the current figure</tt></dd></dl>
<dl><dt><a name="FigureManagerPS-add_subplot"><strong>add_subplot</strong></a>(self, *args, **kwargs)</dt><dd><tt>Add a subplot to the current figure</tt></dd></dl>
<dl><dt><a name="FigureManagerPS-clf"><strong>clf</strong></a>(self)</dt><dd><tt>clear the figure</tt></dd></dl>
<dl><dt><a name="FigureManagerPS-destroy"><strong>destroy</strong></a>(self)</dt></dl>
<dl><dt><a name="FigureManagerPS-get_current_axis"><strong>get_current_axis</strong></a>(self)</dt><dd><tt>Return the current axes</tt></dd></dl>
<dl><dt><a name="FigureManagerPS-set_current_axes"><strong>set_current_axes</strong></a>(self, a)</dt><dd><tt>Set the current axes to be a</tt></dd></dl>
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<font color="#000000" face="helvetica, arial"><a name="GraphicsContextPS">class <strong>GraphicsContextPS</strong></a>(<a href="matplotlib.backend_bases.html#GraphicsContextBase">matplotlib.backend_bases.GraphicsContextBase</a>)</font></td></tr>
<tr><td bgcolor="#ffc8d8"><tt> </tt></td><td> </td>
<td width="100%">Methods defined here:<br>
<dl><dt><a name="GraphicsContextPS-set_linestyle"><strong>set_linestyle</strong></a>(self, style)</dt></dl>
<hr>
Methods inherited from <a href="matplotlib.backend_bases.html#GraphicsContextBase">matplotlib.backend_bases.GraphicsContextBase</a>:<br>
<dl><dt><a name="GraphicsContextPS-__init__"><strong>__init__</strong></a>(self)</dt></dl>
<dl><dt><a name="GraphicsContextPS-copy_properties"><strong>copy_properties</strong></a>(self, gc)</dt><dd><tt>Copy properties from gc to self</tt></dd></dl>
<dl><dt><a name="GraphicsContextPS-get_alpha"><strong>get_alpha</strong></a>(self)</dt><dd><tt>Return the alpha value used for blending - not supported on<br>
all backends</tt></dd></dl>
<dl><dt><a name="GraphicsContextPS-get_antialiased"><strong>get_antialiased</strong></a>(self)</dt><dd><tt>Return true if the object shuold try to do antialiased rendering</tt></dd></dl>
<dl><dt><a name="GraphicsContextPS-get_capstyle"><strong>get_capstyle</strong></a>(self)</dt><dd><tt>Return the capstyle as a string in ('butt', 'round', 'projecting')</tt></dd></dl>
<dl><dt><a name="GraphicsContextPS-get_clip_rectangle"><strong>get_clip_rectangle</strong></a>(self)</dt><dd><tt>Return the clip rectangle as (left, bottom, width, height)</tt></dd></dl>
<dl><dt><a name="GraphicsContextPS-get_dashes"><strong>get_dashes</strong></a>(self)</dt><dd><tt>Return the dash information as an offset dashlist tuple The<br>
dash list is a even size list that gives the ink on, ink off<br>
in pixels. See p107 of to postscript BLUEBOOK for more info<br>
<br>
Default value is None</tt></dd></dl>
<dl><dt><a name="GraphicsContextPS-get_joinstyle"><strong>get_joinstyle</strong></a>(self)</dt><dd><tt>Return the line join style as one of ('miter', 'round', 'bevel')</tt></dd></dl>
<dl><dt><a name="GraphicsContextPS-get_linestyle"><strong>get_linestyle</strong></a>(self, style)</dt><dd><tt>Return the linestyle: one of ('solid', 'dashed', 'dashdot',<br>
'dotted').</tt></dd></dl>
<dl><dt><a name="GraphicsContextPS-get_linewidth"><strong>get_linewidth</strong></a>(self)</dt><dd><tt>Return the line width in points as a scalar</tt></dd></dl>
<dl><dt><a name="GraphicsContextPS-get_rgb"><strong>get_rgb</strong></a>(self)</dt><dd><tt>returns a tuple of three floats from 0-1. color can be a<br>
matlab format string, a html hex color string, or a rgb tuple</tt></dd></dl>
<dl><dt><a name="GraphicsContextPS-set_alpha"><strong>set_alpha</strong></a>(self, alpha)</dt><dd><tt>Set the alpha value used for blending - not supported on<br>
all backends</tt></dd></dl>
<dl><dt><a name="GraphicsContextPS-set_antialiased"><strong>set_antialiased</strong></a>(self, b)</dt><dd><tt>True if object should be drawn with antialiased rendering</tt></dd></dl>
<dl><dt><a name="GraphicsContextPS-set_capstyle"><strong>set_capstyle</strong></a>(self, cs)</dt><dd><tt>Set the capstyle as a string in ('butt', 'round', 'projecting')</tt></dd></dl>
<dl><dt><a name="GraphicsContextPS-set_clip_rectangle"><strong>set_clip_rectangle</strong></a>(self, rectangle)</dt><dd><tt>Set the clip rectangle with sequence (left, bottom, width, height)</tt></dd></dl>
<dl><dt><a name="GraphicsContextPS-set_dashes"><strong>set_dashes</strong></a>(self, dash_offset, dash_list)</dt><dd><tt>Set the dash style for the gc. dash offset is the offset<br>
(usually 0). Dash list specifies the on-off sequence as<br>
points</tt></dd></dl>
<dl><dt><a name="GraphicsContextPS-set_foreground"><strong>set_foreground</strong></a>(self, fg, isRGB<font color="#909090">=None</font>)</dt><dd><tt>Set the foreground color. fg can be a matlab format string, a<br>
html hex color string, an rgb unit tuple, or a float between 0<br>
and 1. In the latter case, grayscale is used.<br>
<br>
The GraphicsContext converts colors to rgb internally. If you<br>
know the color is rgb already, you can set isRGB to True to<br>
avoid the performace hit of the conversion</tt></dd></dl>
<dl><dt><a name="GraphicsContextPS-set_graylevel"><strong>set_graylevel</strong></a>(self, frac)</dt><dd><tt>Set the foreground color to be a gray level with frac frac</tt></dd></dl>
<dl><dt><a name="GraphicsContextPS-set_joinstyle"><strong>set_joinstyle</strong></a>(self, js)</dt><dd><tt>Set the join style to be one of ('miter', 'round', 'bevel')</tt></dd></dl>
<dl><dt><a name="GraphicsContextPS-set_linewidth"><strong>set_linewidth</strong></a>(self, w)</dt><dd><tt>Set the linewidth in points</tt></dd></dl>
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<font color="#000000" face="helvetica, arial"><a name="RendererPS">class <strong>RendererPS</strong></a>(<a href="matplotlib.backend_bases.html#RendererBase">matplotlib.backend_bases.RendererBase</a>)</font></td></tr>
<tr><td bgcolor="#ffc8d8"><tt> </tt></td><td> </td>
<td width="100%">Methods defined here:<br>
<dl><dt><a name="RendererPS-__init__"><strong>__init__</strong></a>(self, pswriter)</dt></dl>
<dl><dt><a name="RendererPS-compute_text_offsets"><strong>compute_text_offsets</strong></a>(self, t)</dt><dd><tt>Return the (x,y) offsets to adjust for the alignment<br>
specifications</tt></dd></dl>
<dl><dt><a name="RendererPS-draw_arc"><strong>draw_arc</strong></a>(self, gc, rgbFace, x, y, width, height, angle1, angle2)</dt></dl>
<dl><dt><a name="RendererPS-draw_image"><strong>draw_image</strong></a>(self, x, y, im)</dt></dl>
<dl><dt><a name="RendererPS-draw_line"><strong>draw_line</strong></a>(self, gc, x1, y1, x2, y2)</dt><dd><tt>Draw a single line from x1,y1 to x2,y2</tt></dd></dl>
<dl><dt><a name="RendererPS-draw_lines"><strong>draw_lines</strong></a>(self, gc, x, y)</dt></dl>
<dl><dt><a name="RendererPS-draw_point"><strong>draw_point</strong></a>(self, gc, x, y)</dt></dl>
<dl><dt><a name="RendererPS-draw_polygon"><strong>draw_polygon</strong></a>(self, gc, rgbFace, points)</dt></dl>
<dl><dt><a name="RendererPS-draw_postscript"><strong>draw_postscript</strong></a>(self, ps)</dt></dl>
<dl><dt><a name="RendererPS-draw_rectangle"><strong>draw_rectangle</strong></a>(self, gc, rgbFace, x, y, width, height)</dt></dl>
<dl><dt><a name="RendererPS-draw_text"><strong>draw_text</strong></a>(self, gc, x, y, t)</dt><dd><tt>draw a Text instance</tt></dd></dl>
<dl><dt><a name="RendererPS-finish"><strong>finish</strong></a>(self)</dt></dl>
<dl><dt><a name="RendererPS-get_ps"><strong>get_ps</strong></a>(self)</dt></dl>
<dl><dt><a name="RendererPS-get_text_extent"><strong>get_text_extent</strong></a>(self, t)</dt></dl>
<dl><dt><a name="RendererPS-new_gc"><strong>new_gc</strong></a>(self)</dt></dl>
<hr>
Methods inherited from <a href="matplotlib.backend_bases.html#RendererBase">matplotlib.backend_bases.RendererBase</a>:<br>
<dl><dt><a name="RendererPS-flipy"><strong>flipy</strong></a>(self)</dt><dd><tt>return true if y small numbers are top for renderer</tt></dd></dl>
<dl><dt><a name="RendererPS-points_to_pixels"><strong>points_to_pixels</strong></a>(self, points)</dt><dd><tt>convert points to display units; unless your backend doesn't<br>
have dpi, eg, postscript, you need to overrride this function</tt></dd></dl>
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<font color="#ffffff" face="helvetica, arial"><big><strong>Functions</strong></big></font></td></tr>
<tr><td bgcolor="#eeaa77"><tt> </tt></td><td> </td>
<td width="100%"><dl><dt><a name="-FT2Font"><strong>FT2Font</strong></a>(...)</dt><dd><tt><a href="#-FT2Font">FT2Font</a>(ttffile)<br>
<br>
Create a new FT2Font object<br>
The following global font attributes are defined:<br>
num_faces number of faces in file<br>
face_flags face flags (int type); see the ft2font constants<br>
style_flags style flags (int type); see the ft2font constants<br>
num_glyphs number of glyphs in the face<br>
family_name face family name<br>
style_name face syle name<br>
num_fixed_sizes number of bitmap in the face<br>
scalable face is scalable<br>
<br>
The following are available, if scalable is true:<br>
bbox face global bounding box (xmin, ymin, xmax, ymax)<br>
units_per_EM number of font units covered by the EM<br>
ascender ascender in 26.6 units<br>
descender descender in 26.6 units<br>
height height in 26.6 units; used to compute a default<br>
line spacing (baseline-to-baseline distance)<br>
max_advance_width maximum horizontal cursor advance for all glyphs<br>
max_advance_height same for vertical layout<br>
underline_position vertical position of the underline bar<br>
underline_thickness vertical thickness of the underline</tt></dd></dl>
<dl><dt><a name="-StringIO"><strong>StringIO</strong></a>(...)</dt><dd><tt><a href="#-StringIO">StringIO</a>([s]) -- Return a StringIO-like stream for reading or writing</tt></dd></dl>
<dl><dt><a name="-draw_if_interactive"><strong>draw_if_interactive</strong></a>()</dt></dl>
<dl><dt><a name="-error_msg"><strong>error_msg</strong></a> = error_msg_ps(msg, *args)</dt></dl>
<dl><dt><a name="-error_msg_ps"><strong>error_msg_ps</strong></a>(msg, *args)</dt></dl>
<dl><dt><a name="-fromstring"><strong>fromstring</strong></a>(...)</dt><dd><tt><a href="#-fromstring">fromstring</a>(string, typecode='l', count=-1) returns a new 1d array initialized from the raw binary data in string. If count is positive, the new array will have count elements, otherwise it's size is determined by the size of string.</tt></dd></dl>
<dl><dt><a name="-new_figure_manager"><strong>new_figure_manager</strong></a>(num, *args)</dt></dl>
<dl><dt><a name="-show"><strong>show</strong></a>()</dt><dd><tt>Show all the figures and enter the gtk mainloop<br>
<br>
This should be the last line of your script</tt></dd></dl>
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<font color="#ffffff" face="helvetica, arial"><big><strong>Data</strong></big></font></td></tr>
<tr><td bgcolor="#55aa55"><tt> </tt></td><td> </td>
<td width="100%"><strong>False</strong> = False<br>
<strong>Float32</strong> = 'f'<br>
<strong>True</strong> = True<br>
<strong>UInt8</strong> = 'b'<br>
<strong>defaultPaperSize</strong> = (8.5, 11)<br>
<strong>division</strong> = _Feature((2, 2, 0, 'alpha', 2), (3, 0, 0, 'alpha', 0), 8192)<br>
<strong>fontManager</strong> = <matplotlib.font_manager.FontManager instance><br>
<strong>rcParams</strong> = {'axes.edgecolor': 'k', 'axes.facecolor': 'w', 'axes.grid': False, 'axes.labelcolor': 'k', 'axes.labelsize': 12.0, 'axes.linewidth': 0.5, 'axes.titlesize': 14.0, 'backend': 'GTKAgg', 'datapath': '/usr/local/share/matplotlib', 'figure.dpi': 80.0, ...}</td></tr></table>
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