def get_prop_stack(self):
stack = self.prop_stack
if not self.style.IsEmpty():
stack.load_AddStyle(self.style)
stack.condense()
if self.base_style is not None:
self.prop_stack = PropertyStack(base=self.base_style.Duplicate())
else:
self.prop_stack = PropertyStack()
self.style = Style()
return stack
def __init__(self, file, filename, match):
LoaderWithComposites.__init__(self)
self.file = file
self.filename = filename
self.match = match
self.style = Style()
if self.base_style is not None:
self.prop_stack = PropertyStack(base=self.base_style.Duplicate())
else:
self.prop_stack = PropertyStack()
self.messages = {}
def do_load(self):
self.model = None
self.fileptr.readline()
self.style = Style()
while True:
self.line = self.fileptr.readline()
if not self.line: break
self.line = self.line.rstrip('\r\n')
self.check_loading()
if self.line:
try:
code = compile('self.' + self.line, '<string>', 'exec')
exec code
except:
print 'error>>', self.line
errtype, value, traceback = sys.exc_info()
print errtype, value, traceback
def do_load(self):
self.file.readline()
self.style = Style()
while True:
self.line = self.file.readline()
if not self.line: break
self.line = self.line.rstrip('\r\n')
position = float(self.file.tell()) / float(self.file_size) * 0.95
if position - self.position > 0.01:
self.position = position
msg = _('Parsing in process...')
events.emit(events.FILTER_INFO, msg, position)
if self.line:
try:
code = compile('self.' + self.line, '<string>', 'exec')
exec code
except:
print 'error>>', self.line
errtype, value, traceback = sys.exc_info()
print errtype, value, traceback
def do_load(self):
self.model = None
self.paths = []
self.options = {}
self.parent_stack = []
self.obj_style = []
self.style_dict = {}
self.fileptr.readline()
self.style_obj = Style()
while True:
self.line = self.fileptr.readline()
if not self.line:
break
self.line = self.line.rstrip('\r\n')
self.check_loading()
if self.line:
try:
code = compile('self.' + self.line, '<string>', 'exec')
exec code
except Exception as e:
LOG.warn('Parsing error in "%s"', self.line)
LOG.warn('Error traceback: %s', e)
def get_style(self):
if self.style is None: self.style = Style()
style = self.style
self.style = Style()
return style
def set_style(self, style=None):
if style is None: self.style = Style()
self.style = style
def __init__(self): self.curstyle = Style() self.verbosity = 0 self.gdiobjects = [] self.dcstack = [] self.curpoint = Point(0, 0)
class WMF_Loader(GenericLoader):
def __init__(self):
self.curstyle = Style()
self.verbosity = 0
self.gdiobjects = []
self.dcstack = []
self.curpoint = Point(0, 0)
def do_load(self):
# self.document()
# self.layer(name=_("WMF objects"))
self.read_headers()
self.interpret()
self.end_all()
return self.model
def _print(self, format, *args, **kw):
if self.verbosity:
try:
if kw:
text = format % kw
elif args:
text = format % args
else:
text = format
except:
text = string.join([format] + map(str, args))
if text[-1] != '\n':
text = text + '\n'
sys.stdout.write(text)
def get_struct(self, format):
size = calcsize(format)
return unpack(format, self.file.read(size))
def get_int16(self):
return self.get_struct('<h')[0]
def get_int32(self):
return self.get_struct('<i')[0]
def read_headers(self):
self.file.seek(0)
placeable = self.file.read(calcsize(STRUCT_PLACEABLE))
key, handle, left, top, right, bottom, inch, reserved, checksum\
= unpack(STRUCT_PLACEABLE, placeable)
if key != WMF_SIGNATURE:
# raise SketchLoadError(_("The file is not a placeable "
# "windows metafile"))
self._print("The file is not a placeable windows metafile")
sum = 0
for word in unpack('<10h', placeable[:20]):
sum = sum ^ word
if sum != checksum:
# raise SketchLoadError(_("The file has an incorrect checksum"))
self._print("The file has an incorrect checksum")
self.inch = inch
self.bbox = (left, top, right, bottom)
factor = 72.0 / self.inch
self.wx = self.wy = 0
self.wwidth = right - left
self.wheight = bottom - top
self.vx = self.vy = 0
self.vwidth = self.wwidth
self.vheight = self.wheight
self.base_trafo = Trafo(factor, 0, 0, -factor,
0, factor * self.vheight)
self.update_trafo()
header = self.file.read(calcsize(STRUCT_HEADER))
filetype, headersize, version, filesize, numobj, maxrecord, numparams\
= unpack(STRUCT_HEADER, header)
self._print('\nHeader\n------\n')
fmt = '% 10s: %s\n'
self._print(fmt, 'inch', self.inch)
self._print(fmt, 'bbox', self.bbox)
self._print(fmt, 'headersize', headersize)
self._print(fmt, 'version', version)
self._print(fmt, 'numobj', numobj)
self._print(fmt, 'numparams', numparams)
self._print(fmt, 'maxrecord', maxrecord)
self._print('\n')
def update_trafo(self):
wt = Translation(-self.wx, -self.wy)
vt = Translation(self.vx, self.vy)
scale = Scale(float(self.vwidth) / self.wwidth,
float(self.vheight) / self.wheight)
self.trafo = self.base_trafo(vt(scale(wt)))
def add_gdiobject(self, object):
try:
idx = self.gdiobjects.index(None)
except ValueError:
self.gdiobjects.append(object)
else:
self.gdiobjects[idx] = object
def delete_gdiobject(self, idx):
self.gdiobjects[idx] = None
def SelectObject(self):
idx = self.get_int16()
try:
object = self.gdiobjects[idx]
except IndexError:
print 'Index Error:', idx, self.gdiobjects
raise
for property, value in object:
setattr(self.curstyle, property, value)
self._print('->', idx, object)
def DeleteObject(self):
idx = self.get_int16()
self.delete_gdiobject(idx)
self._print('->', idx)
def get_dc(self):
return self.curstyle.copy(), self.trafo, self.curpoint
def set_dc(self, dc):
self.curstyle, self.trafo, self.curpoint = dc
def SaveDC(self):
self.dcstack.append(self.get_dc())
def RestoreDC(self):
self.set_dc(self.dcstack[-1])
del self.dcstack[-1]
def SetMapMode(self):
mode = self.get_int16()
self._print('->', mode)
def SetWindowOrg(self):
self.wy, self.wx = self.get_struct('<hh')
self.update_trafo()
self._print('->', self.wx, self.wy)
def SetWindowExt(self):
self.wheight, self.wwidth = self.get_struct('<hh')
self.update_trafo()
self._print('->', self.wwidth, self.wheight)
def SetPolyFillMode(self):
mode = self.get_int16()
self._print('->', mode)
SetBkMode = noop
SetBkColor = noop
SetROP2 = noop
def CreateBrushIndirect(self):
style, r, g, b, hatch = self.get_struct('<hBBBxh')
if style == 1:
pattern = EmptyPattern
else:
pattern = SolidPattern(CreateRGBColor(r / 255.0, g / 255.0, b / 255.0))
self.add_gdiobject((('fill_pattern', pattern),))
self._print('->', style, r, g, b, hatch)
def DibCreatePatternBrush(self):
self.add_message(_("Bitmap brushes not yet implemented. Using black"))
pattern = SolidPattern(StandardColors.black)
self.add_gdiobject((('fill_pattern', pattern),))
def CreatePenIndirect(self):
style, widthx, widthy, r, g, b = self.get_struct('<hhhBBBx')
cap = (style & 0x0F00) >> 8
join = (style & 0x00F0) >> 4
style = style & 0x000F
if style == 5:
pattern = EmptyPattern
else:
pattern = SolidPattern(CreateRGBColor(r / 255.0, g / 255.0, b / 255.0))
width = abs(widthx * self.trafo.m11)
self.add_gdiobject((('line_pattern', pattern,),
('line_width', width)))
self._print('->', style, widthx, widthy, r, g, b, cap, join)
def CreatePalette(self):
self.add_gdiobject((('ignore', None),))
def CreateRegion(self):
self.add_gdiobject((('ignore', None),))
CreateFontIndirect = CreatePalette
SelectPalette = noop
RealizePalette = noop
SetTextColor = noop
SetTextAlign = noop
SetTextJustification = noop
SetStretchBltMode = noop
def read_points(self, num):
coords = self.get_struct('<' + num * 'hh')
points = [];
append = points.append
trafo = self.trafo
for i in range(0, 2 * num, 2):
append(trafo(coords[i], coords[i + 1]))
return points
def Polyline(self):
points = self.read_points(self.get_int16())
if points:
path = CreatePath()
map(path.AppendLine, points)
# self.prop_stack.AddStyle(self.curstyle.copy())
# self.prop_stack.SetProperty(fill_pattern=EmptyPattern)
self.set_style(self.curstyle.copy())
self.style.fill_pattern = EmptyPattern
self.bezier((path,))
# for i in range(len(points)):
# self._print('->', points[i])
def Polygon(self):
points = self.read_points(self.get_int16())
if points:
path = CreatePath()
map(path.AppendLine, points)
if path.Node(-1) != path.Node(0):
# print 'correct polygon'
path.AppendLine(path.Node(0))
path.load_close()
# self.prop_stack.AddStyle(self.curstyle.copy())
self.set_style(self.curstyle.copy())
self.bezier((path,))
# for i in range(len(points)):
# self._print('->', points[i])
def PolyPolygon(self):
nr_of_polygons = self.get_int16()
nr_of_points = []
for i in range(nr_of_polygons):
nr_of_points.append(self.get_int16())
path = ()
for i in nr_of_points:
points = self.read_points(i)
if points:
subpath = CreatePath()
map(subpath.AppendLine, points)
if subpath.Node(-1) != subpath.Node(0):
subpath.AppendLine(subpath.Node(0))
subpath.load_close()
path = path + (subpath,)
if path:
# self.prop_stack.AddStyle(self.curstyle.copy())
self.set_style(self.curstyle.copy())
self.bezier(path)
def MoveTo(self):
y, x = self.get_struct('<hh')
self.curpoint = self.trafo(x, y)
self._print('->', self.curpoint)
def LineTo(self):
y, x = self.get_struct('<hh')
p = self.trafo(x, y)
# self.prop_stack.AddStyle(self.curstyle.copy())
# self.prop_stack.SetProperty(fill_pattern=EmptyPattern)
self.set_style(self.curstyle.copy())
self.style.fill_pattern = EmptyPattern
path = CreatePath()
path.AppendLine(self.curpoint)
path.AppendLine(p)
self.bezier((path,))
self.curpoint = p
self._print('->', self.curpoint)
def Ellipse(self):
bottom, right, top, left = self.get_struct('<hhhh')
left, top = self.trafo(left, top)
right, bottom = self.trafo(right, bottom)
# self.prop_stack.AddStyle(self.curstyle.copy())
self.set_style(self.curstyle.copy())
self.ellipse((right - left) / 2, 0, 0, (bottom - top) / 2,
(right + left) / 2, (top + bottom) / 2)
def Arc(self, arc_type=ArcArc):
ye, xe, ys, xs, bottom, right, top, left = self.get_struct('<hhhhhhhh')
left, top = self.trafo(left, top)
right, bottom = self.trafo(right, bottom)
xs, ys = self.trafo(xs, ys)
xe, ye = self.trafo(xe, ye)
# self.prop_stack.AddStyle(self.curstyle.copy())
self.set_style(self.curstyle.copy())
if arc_type == ArcArc:
# self.prop_stack.SetProperty(fill_pattern=EmptyPattern)
self.style.fill_pattern = EmptyPattern
if left != right and top != bottom:
t = Trafo((right - left) / 2, 0, 0, (bottom - top) / 2,
(right + left) / 2, (top + bottom) / 2).inverse()
# swap start and end-angle
end_angle = t(xs, ys).polar()[1]
start_angle = t(xe, ye).polar()[1]
else:
start_angle = end_angle = 0.0
self.ellipse((right - left) / 2, 0, 0, (bottom - top) / 2,
(right + left) / 2, (top + bottom) / 2,
start_angle=start_angle, end_angle=end_angle,
arc_type=arc_type)
def Pie(self):
self.Arc(ArcPieSlice)
def Rectangle(self):
bottom, right, top, left = self.get_struct('<hhhh')
left, top = self.trafo(left, top)
right, bottom = self.trafo(right, bottom)
# self.prop_stack.AddStyle(self.curstyle.copy())
self.set_style(self.curstyle.copy())
self.rectangle(right - left, 0, 0, bottom - top, left, top)
def RoundRect(self):
ellh, ellw, bottom, right, top, left = self.get_struct('<hhhhhh')
left, top = self.trafo(left, top)
right, bottom = self.trafo(right, bottom)
ellw, ellh = self.trafo.DTransform(ellw, ellh)
self._print('->', left, top, right, bottom, ellw, ellh)
# self.prop_stack.AddStyle(self.curstyle.copy())
self.set_style(self.curstyle.copy())
self.rectangle(right - left, 0, 0, bottom - top, left, top,
radius1=abs(ellw / (right - left)),
radius2=abs(ellh / (bottom - top)))
def Escape(self):
pass
def interpret(self):
tell = self.file.tell
function = -1
while function:
pos = tell()
size, function = self.get_struct('<ih')
self._print('%5d: %4x: %s' % (size, function,
wmf_functions.get(function, '')))
if hasattr(self, wmf_functions.get(function, '')):
getattr(self, wmf_functions[function])()
else:
if function:
self.file.read(2 * (size - 3))
self._print('*** unimplemented:',
wmf_functions.get(function, ''))
pos = pos + 2 * size
if tell() < pos:
self.file.read(pos - tell())
elif tell() > pos:
self._print('read too many bytes')
self.file.seek(pos - tell(), 1)
def set_style(self, obj):
obj.properties = self.style_obj
self.style_obj = Style()
def dstyle(self, name=''):
if name:
self.style_obj.name = name
self.model.styles[name] = self.style_obj
self.style_obj = Style()
def set_style(self, obj): obj.properties = self.style self.style = Style()
def dstyle(self, name=''): if name: self.style.name = name self.model.styles[name] = self.style self.style = Style()
def __init__(self): self.curstyle = Style() self.verbosity = 0 self.gdiobjects = [] self.dcstack = [] self.curpoint = Point(0, 0)
class WMF_Loader(GenericLoader):
def __init__(self):
self.curstyle = Style()
self.verbosity = 0
self.gdiobjects = []
self.dcstack = []
self.curpoint = Point(0, 0)
def do_load(self):
# self.document()
# self.layer(name=_("WMF objects"))
self.read_headers()
self.interpret()
self.end_all()
return self.model
def _print(self, format, *args, **kw):
if self.verbosity:
try:
if kw:
text = format % kw
elif args:
text = format % args
else:
text = format
except:
text = string.join([format] + map(str, args))
if text[-1] != '\n':
text = text + '\n'
sys.stdout.write(text)
def get_struct(self, format):
size = calcsize(format)
return unpack(format, self.file.read(size))
def get_int16(self):
return self.get_struct('<h')[0]
def get_int32(self):
return self.get_struct('<i')[0]
def read_headers(self):
self.file.seek(0)
placeable = self.file.read(calcsize(struct_placeable_header))
key, handle, left, top, right, bottom, inch, reserved, checksum\
= unpack(struct_placeable_header, placeable)
if key != WMF_SIGNATURE:
# raise SketchLoadError(_("The file is not a placeable "
# "windows metafile"))
self._print("The file is not a placeable windows metafile")
sum = 0
for word in unpack('<10h', placeable[:20]):
sum = sum ^ word
if sum != checksum:
#raise SketchLoadError(_("The file has an incorrect checksum"))
self._print("The file has an incorrect checksum")
self.inch = inch
self.bbox = (left, top, right, bottom)
factor = 72.0 / self.inch
self.wx = self.wy = 0
self.wwidth = right - left
self.wheight = bottom - top
self.vx = self.vy = 0
self.vwidth = self.wwidth
self.vheight = self.wheight
self.base_trafo = Trafo(factor, 0, 0, -factor,
0, factor * self.vheight)
self.update_trafo()
header = self.file.read(calcsize(struct_wmf_header))
filetype, headersize, version, filesize, numobj, maxrecord, numparams\
= unpack(struct_wmf_header, header)
self._print('\nHeader\n------\n')
fmt = '% 10s: %s\n'
self._print(fmt, 'inch', self.inch)
self._print(fmt, 'bbox', self.bbox)
self._print(fmt, 'headersize', headersize)
self._print(fmt, 'version', version)
self._print(fmt, 'numobj', numobj)
self._print(fmt, 'numparams', numparams)
self._print(fmt, 'maxrecord', maxrecord)
self._print('\n')
def update_trafo(self):
wt = Translation(-self.wx, -self.wy)
vt = Translation(self.vx, self.vy)
scale = Scale(float(self.vwidth) / self.wwidth,
float(self.vheight) / self.wheight)
self.trafo = self.base_trafo(vt(scale(wt)))
def add_gdiobject(self, object):
try:
idx = self.gdiobjects.index(None)
except ValueError:
self.gdiobjects.append(object)
else:
self.gdiobjects[idx] = object
def delete_gdiobject(self, idx):
self.gdiobjects[idx] = None
def SelectObject(self):
idx = self.get_int16()
try:
object = self.gdiobjects[idx]
except IndexError:
print 'Index Error:', idx, self.gdiobjects
raise
for property, value in object:
setattr(self.curstyle, property, value)
self._print('->', idx, object)
def DeleteObject(self):
idx = self.get_int16()
self.delete_gdiobject(idx)
self._print('->', idx)
def get_dc(self):
return self.curstyle.copy(), self.trafo, self.curpoint
def set_dc(self, dc):
self.curstyle, self.trafo, self.curpoint = dc
def SaveDC(self):
self.dcstack.append(self.get_dc())
def RestoreDC(self):
self.set_dc(self.dcstack[-1])
del self.dcstack[-1]
def SetMapMode(self):
mode = self.get_int16()
self._print('->', mode)
def SetWindowOrg(self):
self.wy, self.wx = self.get_struct('<hh')
self.update_trafo()
self._print('->', self.wx, self.wy)
def SetWindowExt(self):
self.wheight, self.wwidth = self.get_struct('<hh')
self.update_trafo()
self._print('->', self.wwidth, self.wheight)
def SetPolyFillMode(self):
mode = self.get_int16()
self._print('->', mode)
SetBkMode = noop
SetBkColor = noop
SetROP2 = noop
def CreateBrushIndirect(self):
style, r, g, b, hatch = self.get_struct('<hBBBxh')
if style == 1:
pattern = EmptyPattern
else:
pattern = SolidPattern(CreateRGBColor(r / 255.0, g / 255.0, b / 255.0))
self.add_gdiobject((('fill_pattern', pattern),))
self._print('->', style, r, g, b, hatch)
def DibCreatePatternBrush(self):
self.add_message(_("Bitmap brushes not yet implemented. Using black"))
pattern = SolidPattern(StandardColors.black)
self.add_gdiobject((('fill_pattern', pattern),))
def CreatePenIndirect(self):
style, widthx, widthy, r, g, b = self.get_struct('<hhhBBBx')
cap = (style & 0x0F00) >> 8
join = (style & 0x00F0) >> 4
style = style & 0x000F
if style == 5:
pattern = EmptyPattern
else:
pattern = SolidPattern(CreateRGBColor(r / 255.0, g / 255.0, b / 255.0))
width = abs(widthx * self.trafo.m11)
self.add_gdiobject((('line_pattern', pattern,),
('line_width', width)))
self._print('->', style, widthx, widthy, r, g, b, cap, join)
def CreatePalette(self):
self.add_gdiobject((('ignore', None),))
def CreateRegion(self):
self.add_gdiobject((('ignore', None),))
CreateFontIndirect = CreatePalette
SelectPalette = noop
RealizePalette = noop
SetTextColor = noop
SetTextAlign = noop
SetTextJustification = noop
SetStretchBltMode = noop
def read_points(self, num):
coords = self.get_struct('<' + num * 'hh')
points = [];
append = points.append
trafo = self.trafo
for i in range(0, 2 * num, 2):
append(trafo(coords[i], coords[i + 1]))
return points
def Polyline(self):
points = self.read_points(self.get_int16())
if points:
path = CreatePath()
map(path.AppendLine, points)
# self.prop_stack.AddStyle(self.curstyle.copy())
# self.prop_stack.SetProperty(fill_pattern=EmptyPattern)
self.set_style(self.curstyle.copy())
self.style.fill_pattern = EmptyPattern
self.bezier((path,))
#for i in range(len(points)):
# self._print('->', points[i])
def Polygon(self):
points = self.read_points(self.get_int16())
if points:
path = CreatePath()
map(path.AppendLine, points)
if path.Node(-1) != path.Node(0):
#print 'correct polygon'
path.AppendLine(path.Node(0))
path.load_close()
# self.prop_stack.AddStyle(self.curstyle.copy())
self.set_style(self.curstyle.copy())
self.bezier((path,))
#for i in range(len(points)):
# self._print('->', points[i])
def PolyPolygon(self):
nr_of_polygons = self.get_int16()
nr_of_points = []
for i in range(nr_of_polygons):
nr_of_points.append(self.get_int16())
path = ()
for i in nr_of_points:
points = self.read_points(i)
if points:
subpath = CreatePath()
map(subpath.AppendLine, points)
if subpath.Node(-1) != subpath.Node(0):
subpath.AppendLine(subpath.Node(0))
subpath.load_close()
path = path + (subpath,)
if path:
# self.prop_stack.AddStyle(self.curstyle.copy())
self.set_style(self.curstyle.copy())
self.bezier(path)
def MoveTo(self):
y, x = self.get_struct('<hh')
self.curpoint = self.trafo(x, y)
self._print('->', self.curpoint)
def LineTo(self):
y, x = self.get_struct('<hh')
p = self.trafo(x, y)
# self.prop_stack.AddStyle(self.curstyle.copy())
# self.prop_stack.SetProperty(fill_pattern=EmptyPattern)
self.set_style(self.curstyle.copy())
self.style.fill_pattern = EmptyPattern
path = CreatePath()
path.AppendLine(self.curpoint)
path.AppendLine(p)
self.bezier((path,))
self.curpoint = p
self._print('->', self.curpoint)
def Ellipse(self):
bottom, right, top, left = self.get_struct('<hhhh')
left, top = self.trafo(left, top)
right, bottom = self.trafo(right, bottom)
# self.prop_stack.AddStyle(self.curstyle.copy())
self.set_style(self.curstyle.copy())
self.ellipse((right - left) / 2, 0, 0, (bottom - top) / 2,
(right + left) / 2, (top + bottom) / 2)
def Arc(self, arc_type=ArcArc):
ye, xe, ys, xs, bottom, right, top, left = self.get_struct('<hhhhhhhh')
left, top = self.trafo(left, top)
right, bottom = self.trafo(right, bottom)
xs, ys = self.trafo(xs, ys)
xe, ye = self.trafo(xe, ye)
# self.prop_stack.AddStyle(self.curstyle.copy())
self.set_style(self.curstyle.copy())
if arc_type == ArcArc:
# self.prop_stack.SetProperty(fill_pattern=EmptyPattern)
self.style.fill_pattern = EmptyPattern
if left != right and top != bottom:
t = Trafo((right - left) / 2, 0, 0, (bottom - top) / 2,
(right + left) / 2, (top + bottom) / 2).inverse()
# swap start and end-angle
end_angle = t(xs, ys).polar()[1]
start_angle = t(xe, ye).polar()[1]
else:
start_angle = end_angle = 0.0
self.ellipse((right - left) / 2, 0, 0, (bottom - top) / 2,
(right + left) / 2, (top + bottom) / 2,
start_angle=start_angle, end_angle=end_angle,
arc_type=arc_type)
def Pie(self):
self.Arc(ArcPieSlice)
def Rectangle(self):
bottom, right, top, left = self.get_struct('<hhhh')
left, top = self.trafo(left, top)
right, bottom = self.trafo(right, bottom)
# self.prop_stack.AddStyle(self.curstyle.copy())
self.set_style(self.curstyle.copy())
self.rectangle(right - left, 0, 0, bottom - top, left, top)
def RoundRect(self):
ellh, ellw, bottom, right, top, left = self.get_struct('<hhhhhh')
left, top = self.trafo(left, top)
right, bottom = self.trafo(right, bottom)
ellw, ellh = self.trafo.DTransform(ellw, ellh)
self._print('->', left, top, right, bottom, ellw, ellh)
# self.prop_stack.AddStyle(self.curstyle.copy())
self.set_style(self.curstyle.copy())
self.rectangle(right - left, 0, 0, bottom - top, left, top,
radius1=abs(ellw / (right - left)),
radius2=abs(ellh / (bottom - top)))
def Escape(self):
pass
def interpret(self):
tell = self.file.tell
function = -1
while function:
pos = tell()
size, function = self.get_struct('<ih')
self._print('%5d: %4x: %s' % (size, function,
wmf_functions.get(function, '')))
if hasattr(self, wmf_functions.get(function, '')):
getattr(self, wmf_functions[function])()
else:
if function:
self.file.read(2 * (size - 3))
self._print('*** unimplemented:',
wmf_functions.get(function, ''))
pos = pos + 2 * size
if tell() < pos:
self.file.read(pos - tell())
elif tell() > pos:
self._print('read too many bytes')
self.file.seek(pos - tell(), 1)
class GenericLoader(LoaderWithComposites):
format_name = ''
base_style = None
def __init__(self, file, filename, match):
LoaderWithComposites.__init__(self)
self.file = file
self.filename = filename
self.match = match
self.style = Style()
if self.base_style is not None:
self.prop_stack = PropertyStack(base=self.base_style.Duplicate())
else:
self.prop_stack = PropertyStack()
self.messages = {}
def get_prop_stack(self):
stack = self.prop_stack
if not self.style.IsEmpty():
stack.load_AddStyle(self.style)
stack.condense()
if self.base_style is not None:
self.prop_stack = PropertyStack(base=self.base_style.Duplicate())
else:
self.prop_stack = PropertyStack()
self.style = Style()
return stack
def set_prop_stack(self, stack):
self.prop_stack = stack
def document(self, *args, **kw):
self.begin_composite(doc_class, args, kw)
def layer(self, *args, **kw):
self.begin_layer_class(SK1Layer, args, kw)
def masterlayer(self, *args, **kw):
while not issubclass(self.composite_class, doc_class):
self.end_composite()
kw['is_MasterLayer'] = 1
self.begin_layer_class(SK1Layer, args, kw)
def begin_page(self, *args, **kw):
while not issubclass(self.composite_class, doc_class):
self.end_composite()
if not len(args):
args = ["", deepcopy(self.page_layout)]
self.begin_composite(page_class, args, kw)
def end_layer(self):
self.end_composite()
def begin_layer_class(self, layer_class, args, kw=None):
if issubclass(self.composite_class, SK1Layer):
self.end_composite()
if issubclass(self.composite_class, doc_class) or issubclass(
self.composite_class, page_class):
self.begin_composite(layer_class, args, kw)
else:
print 'self.composite_class is %s, not a document', self.composite_class
# raise SketchLoadError('self.composite_class is %s, not a document',
# self.composite_class)
def bezier(self, paths=None):
self.append_object(
PolyBezier(paths=paths, properties=self.get_prop_stack()))
def rectangle(self, m11, m21, m12, m22, v1, v2, radius1=0, radius2=0):
trafo = Trafo(m11, m21, m12, m22, v1, v2)
self.append_object(
Rectangle(trafo,
radius1=radius1,
radius2=radius2,
properties=self.get_prop_stack()))
def ellipse(self,
m11,
m21,
m12,
m22,
v1,
v2,
start_angle=0.0,
end_angle=0.0,
arc_type=sk1const.ArcPieSlice):
self.append_object(
Ellipse(Trafo(m11, m21, m12, m22, v1, v2),
start_angle,
end_angle,
arc_type,
properties=self.get_prop_stack()))
def simple_text(self,
str,
trafo=None,
valign=sk1const.ALIGN_BASE,
halign=sk1const.ALIGN_LEFT):
if type(trafo) == TupleType:
if len(trafo) == 2:
trafo = apply(Translation, trafo)
else:
raise TypeError, "trafo must be a Trafo-object or a 2-tuple"
self.append_object(
text.SimpleText(text=str,
trafo=trafo,
valign=valign,
halign=halign,
properties=self.get_prop_stack()))
def image(self, image, trafo):
if type(trafo) == TupleType:
if len(trafo) == 2:
trafo = apply(Translation, trafo)
else:
raise TypeError, "trafo must be a Trafo-object or a 2-tuple"
self.append_object(SK1Image(image, trafo=trafo))
def begin_group(self, *args, **kw):
self.begin_composite(SK1Group, args, kw)
def end_group(self):
self.end_composite()
def guess_cont(self):
self.guess_continuity = 1
def end_composite(self):
isdoc = self.composite_class is doc_class
LoaderWithComposites.end_composite(self)
if isdoc:
self.add_meta(self.object)
def add_meta(self, doc):
doc.meta.fullpathname = self.filename
dir, name = os.path.split(self.filename)
doc.meta.directory = dir
doc.meta.filename = name
doc.meta.native_format = 0
doc.meta.format_name = self.format_name
def add_message(self, message):
# pdebug(('load', 'echo_messages'), message)
self.messages[message] = self.messages.get(message, 0) + 1
def Messages(self):
messages = self.messages.items()
list = []
for message, count in messages:
if count > 1:
list.append(_("%(message)s (%(count)d times)") % locals())
else:
list.append(message)
list.sort()
return string.join(list, '\n')