def read_metric(ps_name):
for afm in ps_to_filename[ps_name]:
afm = afm + '.afm'
filename = find_in_path(config.font_path, afm)
if filename:
if __debug__:
import time
start = time.clock()
metric = read_afm_file(filename)
if __debug__:
pdebug('timing', 'time to read afm %s: %g', afm,
time.clock() - start)
return metric
else:
if not _warned_about_afm.get(afm):
warn(USER,
_("I cannot find the metrics for the font %(ps_name)s.\n"
"The file %(afm)s is not in the font_path.\n"
"I'll use the metrics for %(fallback)s instead."),
ps_name = ps_name, afm = afm,
fallback = config.preferences.fallback_font)
_warned_about_afm[afm] = 1
if ps_name != config.preferences.fallback_font:
return read_metric(config.preferences.fallback_font)
else:
raise SketchError("Can't load metrics for fallback font %s",
config.preferences.fallback_font)
def SaveToFile(self, file, *args, **kw):
if self.class_name:
apply(file.BeginPluginCompound, (self.class_name,) + args, kw)
for obj in self.objects:
obj.SaveToFile(file)
file.EndPluginCompound()
else:
raise SketchError("Plugin %s doesn't define a class name"
% self.__class__)
def init_gc(self):
self.gc = self.tkwin.GetGC()
self.visual = color.skvisual
w = self.tkwin
width, height = self.image.size
depth = self.visual.depth
if depth > 16:
bpl = 4 * width
elif depth > 8:
bpl = ((2 * width + 3) / 4) * 4
elif depth == 8:
bpl = ((width + 3) / 4) * 4
else:
raise SketchError('unsupported depth for images')
self.ximage = w.CreateImage(depth, ZPixmap, 0, None, width, height, 32,
bpl)
self.set_image(self.image)
def DuplicateObjects(self, infolist, offset):
raise SketchError('Cannot duplicate objects in compound')
def MoveObjectsToTop(self, infolist):
raise SketchError('Cannot rearrange objects in compound')
def Remove(self, *args, **kw):
raise SketchError('Cannot remove from compound')
def Insert(self, obj, at):
raise SketchError('Cannot insert in compound')