def put_char(self, putset, h, v, fntnum, dvicode, color=None): try: glyph, glyphscale, hadv = font.get_char(fntnum, dvicode) assert glyph is not None, (fntnum, dvicode) except KeyError: return 0.0 self.id.add( (fntnum, dvicode) ) H = self.scale * (h + self.oneinch) V = self.scale * (v + self.oneinch) self.chars.append( (fntnum, dvicode, H, V, glyphscale, color, putset) ) return hadv
def put_char(self, putset, h, v, fntnum, dvicode, color=None):
try:
glyph, glyphscale, hadv = font.get_char(fntnum, dvicode)
assert glyph is not None, (fntnum, dvicode)
except KeyError:
return 0.0
self.id.add((fntnum, dvicode))
H = self.scale * (h + self.oneinch)
V = self.scale * (v + self.oneinch)
self.chars.append((fntnum, dvicode, H, V, glyphscale, color, putset))
return hadv
def flush_glyphs(self):
new = self.document.createElement
elements = []
for fntnum, dvicode in self.id:
try:
glyph, _, _ = font.get_char(fntnum, dvicode)
except KeyError:
continue
path = new('path')
path.setAttribute("id", "%02x%d" % (dvicode, fntnum))
path.setAttribute("d", glyph)
elements.append(path)
return elements
def flush_glyphs(self):
new = self.document.createElement
elements = []
for fntnum, dvicode in self.id:
try:
glyph, _, _ = font.get_char(fntnum, dvicode)
except KeyError:
continue
path = new('path')
path.setAttribute("id", "%02x%d" % (dvicode, fntnum))
path.setAttribute("d", glyph)
elements.append(path)
return elements
def get_page_bbox(self, element=None):
"Returns bbox of chars (self.chars) and rules (self.reules)."
new = self.document.createElement
X = []
Y = []
# bbox of chars
for (fntnum, dvicode, H, V, glyphscale, color, _) in self.chars:
try:
bbox = self.bbox_cache[fntnum, dvicode]
except KeyError:
path = font.get_char(fntnum, dvicode)[0]
tokens = path_element.tokens(path)
bbox = path_element.bounding_box(tokens)
self.bbox_cache[fntnum, dvicode] = bbox
(xmin, ymin), (xmax, ymax) = bbox
X.append(H+xmax*glyphscale)
X.append(H+xmin*glyphscale)
Y.append(V-ymax*glyphscale)
Y.append(V-ymin*glyphscale)
"""
# blue background for char's bbox (TESTING)
tmp = new('rect')
tmp.setAttribute('fill', '#aaf')
tmp.setAttribute('x', str(H+xmax*glyphscale))
tmp.setAttribute('y', str(V-ymax*glyphscale))
tmp.setAttribute('width', str(glyphscale * (xmin-xmax)))
tmp.setAttribute('height', str(glyphscale * (ymax-ymin)))
element.appendChild(tmp)
"""
# bbox of rules
for (h,v, a, b, color) in self.rules:
X.append(self.scale * (h + self.oneinch))
X.append(self.scale * (h + self.oneinch + b))
Y.append(self.scale * (v - a + self.oneinch))
Y.append(self.scale * (v + self.oneinch))
# get bbox
xmin = min(X)
xmax = max(X)
ymin = min(Y)
ymax = max(Y)
"""
# red frame around bbox (TESTING)
tmp = new('rect')
tmp.setAttribute("x", str(xmin))
tmp.setAttribute("y", str(ymin))
tmp.setAttribute("width", str(xmax - xmin))
tmp.setAttribute("height", str(ymax - ymin))
tmp.setAttribute('fill', 'none')
tmp.setAttribute('stroke','red')
tmp.setAttribute('stroke-width', '2')
element.appendChild(tmp)
"""
return xmin, ymin, xmax, ymax
def get_page_bbox(self, element=None):
"Returns bbox of chars (self.chars) and rules (self.reules)."
new = self.document.createElement
X = []
Y = []
# bbox of chars
for (fntnum, dvicode, H, V, glyphscale, color, _) in self.chars:
try:
bbox = self.bbox_cache[fntnum, dvicode]
except KeyError:
path = font.get_char(fntnum, dvicode)[0]
tokens = path_element.tokens(path)
bbox = path_element.bounding_box(tokens)
self.bbox_cache[fntnum, dvicode] = bbox
(xmin, ymin), (xmax, ymax) = bbox
X.append(H + xmax * glyphscale)
X.append(H + xmin * glyphscale)
Y.append(V - ymax * glyphscale)
Y.append(V - ymin * glyphscale)
"""
# blue background for char's bbox (TESTING)
tmp = new('rect')
tmp.setAttribute('fill', '#aaf')
tmp.setAttribute('x', str(H+xmax*glyphscale))
tmp.setAttribute('y', str(V-ymax*glyphscale))
tmp.setAttribute('width', str(glyphscale * (xmin-xmax)))
tmp.setAttribute('height', str(glyphscale * (ymax-ymin)))
element.appendChild(tmp)
"""
# bbox of rules
for (h, v, a, b, color) in self.rules:
X.append(self.scale * (h + self.oneinch))
X.append(self.scale * (h + self.oneinch + b))
Y.append(self.scale * (v - a + self.oneinch))
Y.append(self.scale * (v + self.oneinch))
# get bbox
xmin = min(X)
xmax = max(X)
ymin = min(Y)
ymax = max(Y)
"""
# red frame around bbox (TESTING)
tmp = new('rect')
tmp.setAttribute("x", str(xmin))
tmp.setAttribute("y", str(ymin))
tmp.setAttribute("width", str(xmax - xmin))
tmp.setAttribute("height", str(ymax - ymin))
tmp.setAttribute('fill', 'none')
tmp.setAttribute('stroke','red')
tmp.setAttribute('stroke-width', '2')
element.appendChild(tmp)
"""
return xmin, ymin, xmax, ymax
