def getTextBbox(self, text, x, y, halign, valign, textangle=0):
fontname = self._fontname
font = kaplot.textmod.findFont(fontname, False, False)
#fontsizepixels = self._convertUnits(self.fontsize, "px")
#fontsize = int(fontsizepixels * 96)
#font.set_char_size(0, int(fontsize))
#worldmatrix = self.getWorldMatrix()
#print worldmatrix
worldmatrix = self.getWorldMatrix()
matrix = ( self.getDeviceMatrix() * \
self.getViewportMatrix() *\
worldmatrix
)
x, y = matrix * (x, y)
#x, y = position
try:
textObject = kaplot.textmod.parseText(text, font, self._fontsize,
fontname, self.dpi)
except:
kaplot.info("failed to parse text: %r" % text)
raise
#x, y = 0, 0
points = textObject.getBBoxTransformed(x, y, textangle, valign, halign)
matrix = ( self.getDeviceMatrix() * \
self.getViewportMatrix() *\
worldmatrix
).inverse()
vppoints = [matrix * k for k in points]
#if self.debug:
#self.plotBbox(*vppoints)
#print points
#import pdb
#pdb.set_trace()
return vppoints
def postDrawPage(self, document, page):
super(AggDeviceImage, self).postDrawPage(document, page)
pagefilename = kaplot.utils.getPageFilename(self.filename, page.getPageNr(), document.getPageCount())
kaplot.info("writing page to filename", pagefilename)
data = self.image.get_argb_string()
image = PIL.Image.frombytes("RGBA", (document.pixelWidth, document.pixelHeight), data)
image.save(pagefilename)
def drawText__(self, text, position, halign, valign, textangle):
fontname = self._fontname
#fontname = "verdana"
font = kaplot.textmod.findFont(fontname, False, False)
#fontsizepixels = self._convertUnits(self.fontsize, "px")
#fontsize = int(fontsizepixels * 96)
#x, y = self._getTotalMatrix() * position
#font.set_char_size(0, int(fontsize))
x, y = position
#matrix = ( self.getDeviceMatrix() * \
# self.getViewportMatrix()\
# )
#x, y = matrix * position
fontsize = self._fontsize
#print self._fontsize, self.dpi
dpi = self.dpi
#print fontsize, textangle
try:
textObject = kaplot.textmod.parseText(text, font, fontsize,
fontname, dpi)
except:
kaplot.info("failed to parse text: %r" % text)
raise
#color = self._findInContextStack("color")
#color = "red"
#print "textangle =",textangle
color = self._color
textObject.draw(self.getCInterface(), x, y, textangle, valign, halign,
color, self)
points = textObject.getBBoxTransformed(x, y, textangle, valign, halign)
def findFontFamilies(dirnames=[]):
filenames = getFontFilenames(dirnames)
for filename in filenames:
try:
font = pyfont.Font(filename)
except:
continue
style = font.style_name
family = font.family_name
if family not in uselessList:
if not font.is_bold and not font.is_italic:
_getFamily(family).regular = filename
elif font.is_bold and font.is_italic:
_getFamily(family).bolditalic = filename
elif font.is_bold:
_getFamily(family).bold = filename
elif font.is_italic:
_getFamily(family).italic = filename
genericfamilyfound = False
for generic in generics:
if generic.memberOf(fontName=family):
#generic_families[genericname].append(family)
_getFamily(family).genericFontFamily = generic
genericfamilyfound = True
generic.append(_getFamily(family))
break
if not genericfamilyfound:
kaplot.info("there is no generic family name found for font family %r," \
" assuming it is a 'sans-serif' font" % family)
#generic_families['sans-serif'].append(family)
_getFamily(family).genericFontFamily = sans_serif
sans_serif.append(_getFamily(family))
for key, value in fontFamilies.items():
value.end()
def _checkAttrName(self, name):
if name not in knownNames:
kaplot.info(
"Context.%s is not a known attribute, maybe it's misspelled" %
name)
def _setPatternSize(self):
kaplot.info("patternsize not implementen on device", printonce=True)
def _setLinestyle(self):
kaplot.info("linestyle not implementen on device", printonce=True)
def _setLinewidth(self):
kaplot.info("linewidth not implementen on device", printonce=True)
def _setAlpha(self):
kaplot.info("alpha not implementen on device", printonce=True)
def _drawSymbol(self, x, y, symbolName, xscales, yscales, angles):
kaplot.info("plotting symbols not implemented")
def _setClipping(self, clipping):
kaplot.info("clipping not implementen on device", printonce=True)
def _setFontsize(self):
kaplot.info("fontsize not implementen on device", printonce=True)
def _setFillstyle(self):
kaplot.info("fillstyle not implementen on device", printonce=True)
def _setSymbolSize(self):
kaplot.info("symbolsize not implementen on device", printonce=True)
def preDraw(self, document):
kaplot.info("writing plot to filename", self.filename)
self.psbuffer = StringIO()
#self.pushContext(self.defaultContext)
super(EPSDevice, self).preDraw(document)
def _setColor(self):
kaplot.info("color not implementen on device", printonce=True)
def preDraw(self, document):
self.file = open(self.filename, "wb")
kaplot.info("writing plot to filename", self.filename)
super(PSDevice, self).preDraw(document)
def clone(self, container):
kaplot.info("clone not implemented for %r" % self.__class__)
