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Merge pull request #8711 from anntzer/backends-cleanup
Various cleanups to backends code.
2 parents 60f547a + 22488ff commit 90ded74

10 files changed

Lines changed: 53 additions & 203 deletions

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‎lib/matplotlib/backends/backend_agg.py‎

Lines changed: 0 additions & 34 deletions
Original file line numberDiff line numberDiff line change
@@ -84,25 +84,18 @@ class RendererAgg(RendererBase):
8484

8585
lock = threading.RLock()
8686
def __init__(self, width, height, dpi):
87-
if __debug__: verbose.report('RendererAgg.__init__', 'debug-annoying')
8887
RendererBase.__init__(self)
8988

9089
self.dpi = dpi
9190
self.width = width
9291
self.height = height
93-
if __debug__: verbose.report('RendererAgg.__init__ width=%s, height=%s'%(width, height), 'debug-annoying')
9492
self._renderer = _RendererAgg(int(width), int(height), dpi, debug=False)
9593
self._filter_renderers = []
9694

97-
if __debug__: verbose.report('RendererAgg.__init__ _RendererAgg done',
98-
'debug-annoying')
99-
10095
self._update_methods()
10196
self.mathtext_parser = MathTextParser('Agg')
10297

10398
self.bbox = Bbox.from_bounds(0, 0, self.width, self.height)
104-
if __debug__: verbose.report('RendererAgg.__init__ done',
105-
'debug-annoying')
10699

107100
def __getstate__(self):
108101
# We only want to preserve the init keywords of the Renderer.
@@ -178,8 +171,6 @@ def draw_mathtext(self, gc, x, y, s, prop, angle):
178171
"""
179172
Draw the math text using matplotlib.mathtext
180173
"""
181-
if __debug__: verbose.report('RendererAgg.draw_mathtext',
182-
'debug-annoying')
183174
ox, oy, width, height, descent, font_image, used_characters = \
184175
self.mathtext_parser.parse(s, self.dpi, prop)
185176

@@ -193,8 +184,6 @@ def draw_text(self, gc, x, y, s, prop, angle, ismath=False, mtext=None):
193184
"""
194185
Render the text
195186
"""
196-
if __debug__: verbose.report('RendererAgg.draw_text', 'debug-annoying')
197-
198187
if ismath:
199188
return self.draw_mathtext(gc, x, y, s, prop, angle)
200189

@@ -279,9 +268,6 @@ def _get_agg_font(self, prop):
279268
"""
280269
Get the font for text instance t, cacheing for efficiency
281270
"""
282-
if __debug__: verbose.report('RendererAgg._get_agg_font',
283-
'debug-annoying')
284-
285271
fname = findfont(prop)
286272
font = get_font(
287273
fname,
@@ -298,23 +284,15 @@ def points_to_pixels(self, points):
298284
convert point measures to pixes using dpi and the pixels per
299285
inch of the display
300286
"""
301-
if __debug__: verbose.report('RendererAgg.points_to_pixels',
302-
'debug-annoying')
303287
return points*self.dpi/72.0
304288

305289
def tostring_rgb(self):
306-
if __debug__: verbose.report('RendererAgg.tostring_rgb',
307-
'debug-annoying')
308290
return self._renderer.tostring_rgb()
309291

310292
def tostring_argb(self):
311-
if __debug__: verbose.report('RendererAgg.tostring_argb',
312-
'debug-annoying')
313293
return self._renderer.tostring_argb()
314294

315295
def buffer_rgba(self):
316-
if __debug__: verbose.report('RendererAgg.buffer_rgba',
317-
'debug-annoying')
318296
return self._renderer.buffer_rgba()
319297

320298
def clear(self):
@@ -423,10 +401,6 @@ def new_figure_manager(num, *args, **kwargs):
423401
"""
424402
Create a new figure manager instance
425403
"""
426-
if __debug__: verbose.report('backend_agg.new_figure_manager',
427-
'debug-annoying')
428-
429-
430404
FigureClass = kwargs.pop('FigureClass', Figure)
431405
thisFig = FigureClass(*args, **kwargs)
432406
return new_figure_manager_given_figure(num, thisFig)
@@ -465,8 +439,6 @@ def draw(self):
465439
"""
466440
Draw the figure using the renderer
467441
"""
468-
if __debug__: verbose.report('FigureCanvasAgg.draw', 'debug-annoying')
469-
470442
self.renderer = self.get_renderer(cleared=True)
471443
# acquire a lock on the shared font cache
472444
RendererAgg.lock.acquire()
@@ -500,8 +472,6 @@ def tostring_rgb(self):
500472
-------
501473
bytes
502474
'''
503-
if __debug__: verbose.report('FigureCanvasAgg.tostring_rgb',
504-
'debug-annoying')
505475
return self.renderer.tostring_rgb()
506476

507477
def tostring_argb(self):
@@ -515,8 +485,6 @@ def tostring_argb(self):
515485
bytes
516486
517487
'''
518-
if __debug__: verbose.report('FigureCanvasAgg.tostring_argb',
519-
'debug-annoying')
520488
return self.renderer.tostring_argb()
521489

522490
def buffer_rgba(self):
@@ -529,8 +497,6 @@ def buffer_rgba(self):
529497
-------
530498
bytes
531499
'''
532-
if __debug__: verbose.report('FigureCanvasAgg.buffer_rgba',
533-
'debug-annoying')
534500
return self.renderer.buffer_rgba()
535501

536502
def print_raw(self, filename_or_obj, *args, **kwargs):

‎lib/matplotlib/backends/backend_cairo.py‎

Lines changed: 0 additions & 18 deletions
Original file line numberDiff line numberDiff line change
@@ -27,8 +27,6 @@
2727

2828
import numpy as np
2929

30-
def _fn_name(): return sys._getframe(1).f_code.co_name
31-
3230
try:
3331
import cairocffi as cairo
3432
except ImportError:
@@ -58,9 +56,6 @@ def _fn_name(): return sys._getframe(1).f_code.co_name
5856
from matplotlib.transforms import Bbox, Affine2D
5957
from matplotlib.font_manager import ttfFontProperty
6058

61-
_debug = False
62-
#_debug = True
63-
6459
# Image::color_conv(format) for draw_image()
6560
if sys.byteorder == 'little':
6661
BYTE_FORMAT = 0 # BGRA
@@ -114,7 +109,6 @@ class RendererCairo(RendererBase):
114109
def __init__(self, dpi):
115110
"""
116111
"""
117-
if _debug: print('%s.%s()' % (self.__class__.__name__, _fn_name()))
118112
self.dpi = dpi
119113
self.gc = GraphicsContextCairo (renderer=self)
120114
self.text_ctx = cairo.Context (
@@ -227,8 +221,6 @@ def draw_markers(self, gc, marker_path, marker_trans, path, transform, rgbFace=N
227221

228222
def draw_image(self, gc, x, y, im):
229223
# bbox - not currently used
230-
if _debug: print('%s.%s()' % (self.__class__.__name__, _fn_name()))
231-
232224
if sys.byteorder == 'little':
233225
im = im[:, :, (2, 1, 0, 3)]
234226
else:
@@ -266,8 +258,6 @@ def draw_image(self, gc, x, y, im):
266258
def draw_text(self, gc, x, y, s, prop, angle, ismath=False, mtext=None):
267259
# Note: x,y are device/display coords, not user-coords, unlike other
268260
# draw_* methods
269-
if _debug: print('%s.%s()' % (self.__class__.__name__, _fn_name()))
270-
271261
if ismath:
272262
self._draw_mathtext(gc, x, y, s, prop, angle)
273263

@@ -297,8 +287,6 @@ def draw_text(self, gc, x, y, s, prop, angle, ismath=False, mtext=None):
297287
ctx.restore()
298288

299289
def _draw_mathtext(self, gc, x, y, s, prop, angle):
300-
if _debug: print('%s.%s()' % (self.__class__.__name__, _fn_name()))
301-
302290
ctx = gc.ctx
303291
width, height, descent, glyphs, rects = self.mathtext_parser.parse(
304292
s, self.dpi, prop)
@@ -335,19 +323,16 @@ def _draw_mathtext(self, gc, x, y, s, prop, angle):
335323

336324

337325
def flipy(self):
338-
if _debug: print('%s.%s()' % (self.__class__.__name__, _fn_name()))
339326
return True
340327
#return False # tried - all draw objects ok except text (and images?)
341328
# which comes out mirrored!
342329

343330

344331
def get_canvas_width_height(self):
345-
if _debug: print('%s.%s()' % (self.__class__.__name__, _fn_name()))
346332
return self.width, self.height
347333

348334

349335
def get_text_width_height_descent(self, s, prop, ismath):
350-
if _debug: print('%s.%s()' % (self.__class__.__name__, _fn_name()))
351336
if ismath:
352337
width, height, descent, fonts, used_characters = self.mathtext_parser.parse(
353338
s, self.dpi, prop)
@@ -376,15 +361,13 @@ def get_text_width_height_descent(self, s, prop, ismath):
376361

377362

378363
def new_gc(self):
379-
if _debug: print('%s.%s()' % (self.__class__.__name__, _fn_name()))
380364
self.gc.ctx.save()
381365
self.gc._alpha = 1.0
382366
self.gc._forced_alpha = False # if True, _alpha overrides A from RGBA
383367
return self.gc
384368

385369

386370
def points_to_pixels(self, points):
387-
if _debug: print('%s.%s()' % (self.__class__.__name__, _fn_name()))
388371
return points/72.0 * self.dpi
389372

390373

@@ -488,7 +471,6 @@ def new_figure_manager(num, *args, **kwargs): # called by backends/__init__.py
488471
"""
489472
Create a new figure manager instance
490473
"""
491-
if _debug: print('%s()' % (_fn_name()))
492474
FigureClass = kwargs.pop('FigureClass', Figure)
493475
thisFig = FigureClass(*args, **kwargs)
494476
return new_figure_manager_given_figure(num, thisFig)

‎lib/matplotlib/backends/backend_gdk.py‎

Lines changed: 2 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -7,7 +7,6 @@
77
import os
88
import sys
99
import warnings
10-
def fn_name(): return sys._getframe(1).f_code.co_name
1110

1211
import gobject
1312
import gtk; gdk = gtk.gdk
@@ -24,16 +23,15 @@ def fn_name(): return sys._getframe(1).f_code.co_name
2423
import matplotlib
2524
from matplotlib import rcParams
2625
from matplotlib._pylab_helpers import Gcf
27-
from matplotlib.backend_bases import RendererBase, GraphicsContextBase, \
28-
FigureManagerBase, FigureCanvasBase
26+
from matplotlib.backend_bases import (
27+
RendererBase, GraphicsContextBase, FigureManagerBase, FigureCanvasBase)
2928
from matplotlib.cbook import restrict_dict, warn_deprecated
3029
from matplotlib.figure import Figure
3130
from matplotlib.mathtext import MathTextParser
3231
from matplotlib.transforms import Affine2D
3332
from matplotlib.backends._backend_gdk import pixbuf_get_pixels_array
3433

3534
backend_version = "%d.%d.%d" % gtk.pygtk_version
36-
_debug = False
3735

3836
# Image formats that this backend supports - for FileChooser and print_figure()
3937
IMAGE_FORMAT = sorted(['bmp', 'eps', 'jpg', 'png', 'ps', 'svg']) # 'raw', 'rgb'

‎lib/matplotlib/backends/backend_gtk.py‎

Lines changed: 0 additions & 20 deletions
Original file line numberDiff line numberDiff line change
@@ -4,7 +4,6 @@
44
import six
55

66
import os, sys, warnings
7-
def fn_name(): return sys._getframe(1).f_code.co_name
87

98
if six.PY3:
109
warnings.warn(
@@ -44,9 +43,6 @@ def fn_name(): return sys._getframe(1).f_code.co_name
4443

4544
backend_version = "%d.%d.%d" % gtk.pygtk_version
4645

47-
_debug = False
48-
#_debug = True
49-
5046
# the true dots per inch on the screen; should be display dependent
5147
# see http://groups.google.com/groups?q=screen+dpi+x11&hl=en&lr=&ie=UTF-8&oe=UTF-8&safe=off&selm=7077.26e81ad5%40swift.cs.tcd.ie&rnum=5 for some info about screen dpi
5248
PIXELS_PER_INCH = 96
@@ -225,7 +221,6 @@ def __init__(self, figure):
225221
"See Matplotlib usage FAQ for"
226222
" more info on backends.",
227223
alternative="GTKAgg")
228-
if _debug: print('FigureCanvasGTK.%s' % fn_name())
229224
FigureCanvasBase.__init__(self, figure)
230225
gtk.DrawingArea.__init__(self)
231226

@@ -261,7 +256,6 @@ def destroy(self):
261256
gobject.source_remove(self._idle_draw_id)
262257

263258
def scroll_event(self, widget, event):
264-
if _debug: print('FigureCanvasGTK.%s' % fn_name())
265259
x = event.x
266260
# flipy so y=0 is bottom of canvas
267261
y = self.allocation.height - event.y
@@ -273,7 +267,6 @@ def scroll_event(self, widget, event):
273267
return False # finish event propagation?
274268

275269
def button_press_event(self, widget, event):
276-
if _debug: print('FigureCanvasGTK.%s' % fn_name())
277270
x = event.x
278271
# flipy so y=0 is bottom of canvas
279272
y = self.allocation.height - event.y
@@ -297,29 +290,23 @@ def button_press_event(self, widget, event):
297290
return False # finish event propagation?
298291

299292
def button_release_event(self, widget, event):
300-
if _debug: print('FigureCanvasGTK.%s' % fn_name())
301293
x = event.x
302294
# flipy so y=0 is bottom of canvas
303295
y = self.allocation.height - event.y
304296
FigureCanvasBase.button_release_event(self, x, y, event.button, guiEvent=event)
305297
return False # finish event propagation?
306298

307299
def key_press_event(self, widget, event):
308-
if _debug: print('FigureCanvasGTK.%s' % fn_name())
309300
key = self._get_key(event)
310-
if _debug: print("hit", key)
311301
FigureCanvasBase.key_press_event(self, key, guiEvent=event)
312302
return True # stop event propagation
313303

314304
def key_release_event(self, widget, event):
315-
if _debug: print('FigureCanvasGTK.%s' % fn_name())
316305
key = self._get_key(event)
317-
if _debug: print("release", key)
318306
FigureCanvasBase.key_release_event(self, key, guiEvent=event)
319307
return True # stop event propagation
320308

321309
def motion_notify_event(self, widget, event):
322-
if _debug: print('FigureCanvasGTK.%s' % fn_name())
323310
if event.is_hint:
324311
x, y, state = event.window.get_pointer()
325312
else:
@@ -355,7 +342,6 @@ def _get_key(self, event):
355342
return key
356343

357344
def configure_event(self, widget, event):
358-
if _debug: print('FigureCanvasGTK.%s' % fn_name())
359345
if widget.window is None:
360346
return
361347
w, h = event.width, event.height
@@ -408,8 +394,6 @@ def _pixmap_prepare(self, width, height):
408394
Make sure _._pixmap is at least width, height,
409395
create new pixmap if necessary
410396
"""
411-
if _debug: print('FigureCanvasGTK.%s' % fn_name())
412-
413397
create_pixmap = False
414398
if width > self._pixmap_width:
415399
# increase the pixmap in 10%+ (rather than 1 pixel) steps
@@ -438,8 +422,6 @@ def _render_figure(self, pixmap, width, height):
438422
def expose_event(self, widget, event):
439423
"""Expose_event for all GTK backends. Should not be overridden.
440424
"""
441-
if _debug: print('FigureCanvasGTK.%s' % fn_name())
442-
443425
if GTK_WIDGET_DRAWABLE(self):
444426
if self._need_redraw:
445427
x, y, w, h = self.allocation
@@ -556,7 +538,6 @@ class FigureManagerGTK(FigureManagerBase):
556538
557539
"""
558540
def __init__(self, canvas, num):
559-
if _debug: print('FigureManagerGTK.%s' % fn_name())
560541
FigureManagerBase.__init__(self, canvas, num)
561542

562543
self.window = gtk.Window()
@@ -610,7 +591,6 @@ def notify_axes_change(fig):
610591
self.canvas.grab_focus()
611592

612593
def destroy(self, *args):
613-
if _debug: print('FigureManagerGTK.%s' % fn_name())
614594
if hasattr(self, 'toolbar') and self.toolbar is not None:
615595
self.toolbar.destroy()
616596
if hasattr(self, 'vbox'):

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