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Commitdd9cfa4

Browse files
committed
Merge pull request#1125 from dmcdougall/oo
Reduce object-oriented boilerplate for users
2 parentsa7aaa83 +8738c1c commitdd9cfa4

27 files changed

+64
-5
lines changed

‎doc/users/whats_new.rst

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@@ -38,6 +38,17 @@ Features that depend on the Python Imaging Library, such as JPEG
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handling, do not work, since the version of PIL for Python 3.x is not
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sufficiently mature.
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Object-oriented interface
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-------------------------
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Damon McDougall has reduced some of the boilerplate code needed to interact
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with the object-oriented interface. Now a figure canvas is set up by default::
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>>> from matplotlib.figure import Figure
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>>> fig = Figure()
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>>> ax = fig.add_subplot(1, 1, 1)
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>>> fig.savefig('figure.pdf')
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PGF/TikZ backend
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----------------
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Peter Würtz wrote a backend that allows matplotlib to export figures as

‎lib/matplotlib/backends/backend_agg.py

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@@ -515,3 +515,5 @@ def print_to_buffer(self):
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(int(renderer.width),int(renderer.height)))
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renderer.dpi=original_dpi
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returnresult
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FigureCanvas=FigureCanvasAgg

‎lib/matplotlib/backends/backend_cairo.py

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@@ -512,3 +512,5 @@ def _save (self, fo, format, **kwargs):
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ctx.show_page()
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surface.finish()
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FigureCanvas=FigureCanvasCairo

‎lib/matplotlib/backends/backend_cocoaagg.py

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@@ -89,7 +89,7 @@ def stop_event_loop(self):
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FigureCanvasBase.stop_event_loop_default(self)
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stop_event_loop.__doc__=FigureCanvasBase.stop_event_loop_default.__doc__
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92-
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FigureCanvas=FigureCanvasCocoaAgg
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NibClassBuilder.extractClasses('Matplotlib.nib',mplBundle)
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‎lib/matplotlib/backends/backend_emf.py

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@@ -727,6 +727,8 @@ def print_emf(self, filename, dpi=300, **kwargs):
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defget_default_filetype(self):
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return'emf'
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FigureCanvas=FigureCanvasEMF
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classFigureManagerEMF(FigureManagerBase):
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"""
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Wrap everything up into a window for the pylab interface

‎lib/matplotlib/backends/backend_fltkagg.py

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@@ -231,6 +231,8 @@ def stop_event_loop(self):
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FigureCanvasBase.stop_event_loop_default(self)
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stop_event_loop.__doc__=FigureCanvasBase.stop_event_loop_default.__doc__
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FigureCanvas=FigureCanvasFltkAgg
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defdestroy_figure(ptr,figman):
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figman.window.hide()
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Fltk.Fl.wait(0)# This is needed to make the last figure vanish.

‎lib/matplotlib/backends/backend_gdk.py

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@@ -434,7 +434,7 @@ def new_figure_manager_given_figure(num, figure):
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returnmanager
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437-
classFigureCanvasGDK(FigureCanvasBase):
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classFigureCanvasGDK(FigureCanvasBase):
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def__init__(self,figure):
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FigureCanvasBase.__init__(self,figure)
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@@ -472,3 +472,5 @@ def _print_image(self, filename, format, *args, **kwargs):
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0,0,0,0,width,height)
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pixbuf.save(filename,format)
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FigureCanvas=FigureCanvasGDK

‎lib/matplotlib/backends/backend_gtk.py

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@@ -144,7 +144,7 @@ def _on_timer(self):
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returnFalse
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classFigureCanvasGTK(gtk.DrawingArea,FigureCanvasBase):
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classFigureCanvasGTK(gtk.DrawingArea,FigureCanvasBase):
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keyvald= {65507 :'control',
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65505 :'shift',
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65513 :'alt',
@@ -519,6 +519,8 @@ def stop_event_loop(self):
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FigureCanvasBase.stop_event_loop_default(self)
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stop_event_loop.__doc__=FigureCanvasBase.stop_event_loop_default.__doc__
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FigureCanvas=FigureCanvasGTK
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classFigureManagerGTK(FigureManagerBase):
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"""
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Public attributes

‎lib/matplotlib/backends/backend_gtk3.py

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@@ -98,7 +98,7 @@ def _on_timer(self):
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self._timer=None
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returnFalse
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101-
classFigureCanvasGTK3(Gtk.DrawingArea,FigureCanvasBase):
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classFigureCanvasGTK3(Gtk.DrawingArea,FigureCanvasBase):
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keyvald= {65507 :'control',
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65505 :'shift',
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65513 :'alt',

‎lib/matplotlib/backends/backend_gtk3agg.py

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@@ -67,6 +67,7 @@ def print_png(self, filename, *args, **kwargs):
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agg=self.switch_backends(backend_agg.FigureCanvasAgg)
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returnagg.print_png(filename,*args,**kwargs)
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FigureCanvas=FigureCanvasGTK3Agg
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classFigureManagerGTK3Agg(backend_gtk3.FigureManagerGTK3):
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pass

‎lib/matplotlib/backends/backend_gtk3cairo.py

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@@ -34,6 +34,7 @@ def on_draw_event(self, widget, ctx):
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returnFalse# finish event propagation?
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FigureCanvas=FigureCanvasGTK3Cairo
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classFigureManagerGTK3Cairo(backend_gtk3.FigureManagerGTK3):
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pass

‎lib/matplotlib/backends/backend_gtkagg.py

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@@ -33,6 +33,7 @@ def _get_toolbar(self, canvas):
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toolbar=None
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returntoolbar
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FigureCanvas=FigureManagerGTKAgg
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defnew_figure_manager(num,*args,**kwargs):
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"""

‎lib/matplotlib/backends/backend_gtkcairo.py

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@@ -55,6 +55,7 @@ def _renderer_init(self):
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if_debug:print('%s.%s()'% (self.__class__.__name__,_fn_name()))
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self._renderer=RendererGTKCairo (self.figure.dpi)
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FigureCanvas=FigureCanvasGTKCairo
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classFigureManagerGTKCairo(FigureManagerGTK):
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def_get_toolbar(self,canvas):

‎lib/matplotlib/backends/backend_macosx.py

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@@ -352,6 +352,7 @@ def new_timer(self, *args, **kwargs):
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"""
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returnTimerMac(*args,**kwargs)
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FigureCanvas=FigureCanvasMac
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classFigureManagerMac(_macosx.FigureManager,FigureManagerBase):
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"""

‎lib/matplotlib/backends/backend_pdf.py

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@@ -2299,6 +2299,8 @@ def print_pdf(self, filename, **kwargs):
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else:# we opened the file above; now finish it off
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file.close()
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FigureCanvas=FigureCanvasPdf
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classFigureManagerPdf(FigureManagerBase):
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pass
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‎lib/matplotlib/backends/backend_pgf.py

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@@ -838,6 +838,8 @@ def _render_texts_pgf(self, fh):
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defget_renderer(self):
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returnRendererPgf(self.figure,None)
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841+
FigureCanvas=FigureCanvasPgf
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classFigureManagerPgf(FigureManagerBase):
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def__init__(self,*args):
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FigureManagerBase.__init__(self,*args)

‎lib/matplotlib/backends/backend_ps.py

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@@ -1357,6 +1357,8 @@ def write(self, *kl, **kwargs):
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shutil.move(tmpfile,outfile)
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os.chmod(outfile,mode)
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1360+
FigureCanvas=FigureCanvasPS
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defconvert_psfrags(tmpfile,psfrags,font_preamble,custom_preamble,
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paperWidth,paperHeight,orientation):
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"""

‎lib/matplotlib/backends/backend_qt.py

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@@ -203,6 +203,8 @@ def stop_event_loop(self):
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FigureCanvasBase.stop_event_loop_default(self)
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stop_event_loop.__doc__=FigureCanvasBase.stop_event_loop_default.__doc__
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FigureCanvas=FigureCanvasQT
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classFigureManagerQT(FigureManagerBase ):
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"""
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Public attributes

‎lib/matplotlib/backends/backend_qt4.py

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@@ -377,6 +377,8 @@ def idle_draw(*args):
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self._idle=True
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ifd:QtCore.QTimer.singleShot(0,idle_draw)
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FigureCanvas=FigureCanvasQT
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classFigureManagerQT(FigureManagerBase ):
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"""
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Public attributes

‎lib/matplotlib/backends/backend_qt4agg.py

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@@ -145,3 +145,5 @@ def blit(self, bbox=None):
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defprint_figure(self,*args,**kwargs):
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FigureCanvasAgg.print_figure(self,*args,**kwargs)
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self.draw()
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FigureCanvas=FigureCanvasQTAgg

‎lib/matplotlib/backends/backend_qtagg.py

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@@ -156,3 +156,5 @@ def blit(self, bbox=None):
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defprint_figure(self,*args,**kwargs):
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FigureCanvasAgg.print_figure(self,*args,**kwargs)
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self.draw()
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FigureCanvas=FigureCanvasQTAgg

‎lib/matplotlib/backends/backend_svg.py

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@@ -1143,6 +1143,8 @@ def _print_svg(self, filename, svgwriter, fh_to_close=None, **kwargs):
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defget_default_filetype(self):
11441144
return'svg'
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1146+
FigureCanvas=FigureCanvasSVG
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classFigureManagerSVG(FigureManagerBase):
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pass
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‎lib/matplotlib/backends/backend_template.py

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@@ -245,6 +245,8 @@ def print_foo(self, filename, *args, **kwargs):
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defget_default_filetype(self):
246246
return'foo'
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248+
FigureCanvas=FigureCanvasTemplate
249+
248250
classFigureManagerTemplate(FigureManagerBase):
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"""
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Wrap everything up into a window for the pylab interface

‎lib/matplotlib/backends/backend_tkagg.py

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@@ -505,6 +505,8 @@ def stop_event_loop(self):
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FigureCanvasBase.stop_event_loop_default(self)
506506
stop_event_loop.__doc__=FigureCanvasBase.stop_event_loop_default.__doc__
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508+
FigureCanvas=FigureCanvasTkAgg
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classFigureManagerTkAgg(FigureManagerBase):
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"""
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Public attributes

‎lib/matplotlib/backends/backend_wx.py

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@@ -1400,6 +1400,7 @@ def _onEnter(self, evt):
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"""Mouse has entered the window."""
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FigureCanvasBase.enter_notify_event(self,guiEvent=evt)
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1403+
FigureCanvas=FigureCanvasWx
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########################################################################
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#

‎lib/matplotlib/backends/backend_wxagg.py

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@@ -105,6 +105,8 @@ def print_figure(self, filename, *args, **kwargs):
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ifself._isDrawn:
106106
self.draw()
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108+
FigureCanvas=FigureCanvasWxAgg
109+
108110
classNavigationToolbar2WxAgg(NavigationToolbar2Wx):
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defget_canvas(self,frame,fig):
110112
returnFigureCanvasWxAgg(frame,-1,fig)

‎lib/matplotlib/figure.py

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@@ -318,7 +318,7 @@ def __init__(self,
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self.patch.set_aa(False)
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320320
self._hold=rcParams['axes.hold']
321-
self.canvas=None
321+
self.canvas=self._setup_canvas()
322322

323323
ifsubplotparsisNone:
324324
subplotpars=SubplotParams()
@@ -330,6 +330,14 @@ def __init__(self,
330330
self.clf()
331331
self._cachedRenderer=None
332332

333+
def_setup_canvas(self):
334+
"""
335+
Return the FigureCanvas instance defined by the currently loaded backend.
336+
"""
337+
importmatplotlib.backendsasmbackends# lazy import
338+
backend_mod=mbackends.pylab_setup()[0]
339+
returnbackend_mod.FigureCanvas(self)
340+
333341
def_get_axes(self):
334342
returnself._axstack.as_list()
335343

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