def _svgPath(self, path, transformMatrix=None):
path = path.getNSBezierPath()
if transformMatrix:
path = path.copy()
aT = AppKit.NSAffineTransform.transform()
aT.setTransformStruct_(transformMatrix[:])
path.transformUsingAffineTransform_(aT)
svg = ""
for i in range(path.elementCount()):
instruction, points = path.elementAtIndex_associatedPoints_(i)
if instruction == AppKit.NSMoveToBezierPathElement:
svg += "M%s,%s " % (formatNumber(
points[0].x), formatNumber(points[0].y))
previousPoint = points[-1]
elif instruction == AppKit.NSLineToBezierPathElement:
x = points[0].x - previousPoint.x
y = points[0].y - previousPoint.y
svg += "l%s,%s " % (formatNumber(x), formatNumber(y))
previousPoint = points[-1]
elif instruction == AppKit.NSCurveToBezierPathElement:
offx1 = points[0].x - previousPoint.x
offy1 = points[0].y - previousPoint.y
offx2 = points[1].x - previousPoint.x
offy2 = points[1].y - previousPoint.y
x = points[2].x - previousPoint.x
y = points[2].y - previousPoint.y
svg += "c%s,%s,%s,%s,%s,%s " % (
formatNumber(offx1), formatNumber(offy1),
formatNumber(offx2), formatNumber(offy2), formatNumber(x),
formatNumber(y))
previousPoint = points[-1]
elif instruction == AppKit.NSClosePathBezierPathElement:
svg += "Z "
return svg.strip()
def _svgDrawingAttributes(self):
data = dict()
fill = self._svgFillColor()
if fill:
c, a = fill
data["fill"] = c
if a != 1:
data["fill-opacity"] = a
else:
data["fill"] = "none"
stroke = self._svgStrokeColor()
if stroke:
c, a = stroke
data["stroke"] = c
if a != 1:
data["stroke-opacity"] = a
data["stroke-width"] = formatNumber(abs(self._state.strokeWidth))
if self._state.lineDash:
data["stroke-dasharray"] = ",".join(
[str(i) for i in self._state.lineDash])
if self._state.lineJoin in self._svgLineJoinStylesMap:
data["stroke-linejoin"] = self._svgLineJoinStylesMap[
self._state.lineJoin]
if self._state.lineCap in self._svgLineCapStylesMap:
data["stroke-linecap"] = self._svgLineCapStylesMap[
self._state.lineCap]
return data
def _svgPath(self, path, transformMatrix=None):
path = path.getNSBezierPath()
if transformMatrix:
path = path.copy()
aT = AppKit.NSAffineTransform.transform()
aT.setTransformStruct_(transformMatrix[:])
path.transformUsingAffineTransform_(aT)
svg = ""
for i in range(path.elementCount()):
instruction, points = path.elementAtIndex_associatedPoints_(i)
if instruction == AppKit.NSMoveToBezierPathElement:
svg += "M%s,%s " % (formatNumber(points[0].x), formatNumber(points[0].y))
previousPoint = points[-1]
elif instruction == AppKit.NSLineToBezierPathElement:
x = points[0].x - previousPoint.x
y = points[0].y - previousPoint.y
svg += "l%s,%s " % (formatNumber(x), formatNumber(y))
previousPoint = points[-1]
elif instruction == AppKit.NSCurveToBezierPathElement:
offx1 = points[0].x - previousPoint.x
offy1 = points[0].y - previousPoint.y
offx2 = points[1].x - previousPoint.x
offy2 = points[1].y - previousPoint.y
x = points[2].x - previousPoint.x
y = points[2].y - previousPoint.y
svg += "c%s,%s,%s,%s,%s,%s " % (formatNumber(offx1), formatNumber(offy1), formatNumber(offx2), formatNumber(offy2), formatNumber(x), formatNumber(y))
previousPoint = points[-1]
elif instruction == AppKit.NSClosePathBezierPathElement:
svg += "Z "
return svg.strip()
def _svgDrawingAttributes(self):
data = dict()
fill = self._svgFillColor()
if fill:
data["fill"] = fill
stroke = self._svgStrokeColor()
if stroke:
data["stroke"] = stroke
data["stroke-width"] = formatNumber(abs(self._state.strokeWidth))
if self._state.lineDash:
data["stroke-dasharray"] = ",".join([str(i) for i in self._state.lineDash])
if self._state.lineJoin in self._svgLineJoinStylesMap:
data["stroke-linejoin"] = self._svgLineJoinStylesMap[self._state.lineJoin]
if self._state.lineCap in self._svgLineCapStylesMap:
data["stroke-linecap"] = self._svgLineCapStylesMap[self._state.lineCap]
return data
def _textBox(self, txt, box, align):
path, (x, y) = self._getPathForFrameSetter(box)
canDoGradients = True
if align == "justified":
warnings.warn("justified text is not supported in a svg context")
attrString = self.attributedString(txt, align=align)
if self._state.hyphenation:
attrString = self.hyphenateAttributedString(attrString, path)
txt = attrString.string()
setter = CoreText.CTFramesetterCreateWithAttributedString(attrString)
box = CoreText.CTFramesetterCreateFrame(setter, (0, 0), path, None)
self._svgBeginClipPath()
defaultData = self._svgDrawingAttributes()
data = {
"text-anchor": "start",
"transform": self._svgTransform(self._state.transformMatrix.translate(x, y + self.height).scale(1, -1))
}
if self._state.shadow is not None:
data["filter"] = "url(#%s_flipped)" % self._state.shadow.tagID
self._svgContext.begintag("text", **data)
self._svgContext.newline()
ctLines = CoreText.CTFrameGetLines(box)
origins = CoreText.CTFrameGetLineOrigins(box, (0, len(ctLines)), None)
for i, (originX, originY) in enumerate(origins):
ctLine = ctLines[i]
# bounds = CoreText.CTLineGetImageBounds(ctLine, self._pdfContext)
# if bounds.size.width == 0:
# continue
ctRuns = CoreText.CTLineGetGlyphRuns(ctLine)
for ctRun in ctRuns:
stringRange = CoreText.CTRunGetStringRange(ctRun)
attributes = CoreText.CTRunGetAttributes(ctRun)
font = attributes.get(AppKit.NSFontAttributeName)
fontAttributes = font.fontDescriptor().fontAttributes()
fillColor = attributes.get(AppKit.NSForegroundColorAttributeName)
strokeColor = attributes.get(AppKit.NSStrokeColorAttributeName)
strokeWidth = attributes.get(AppKit.NSStrokeWidthAttributeName, self._state.strokeWidth)
baselineShift = attributes.get(AppKit.NSBaselineOffsetAttributeName, 0)
openTypeFeatures = fontAttributes.get(CoreText.NSFontFeatureSettingsAttribute)
fontName = font.fontName()
fontSize = font.pointSize()
spanData = dict(defaultData)
fill = self._colorClass(fillColor).svgColor()
if fill:
c, a = fill
spanData["fill"] = c
if a != 1:
spanData["fill-opacity"] = a
stroke = self._colorClass(strokeColor).svgColor()
if stroke:
c, a = stroke
spanData["stroke"] = c
if a != 1:
spanData["stroke-opacity"] = a
spanData["stroke-width"] = formatNumber(abs(strokeWidth) * .5)
spanData["font-family"] = fontName
spanData["font-size"] = formatNumber(fontSize)
if openTypeFeatures:
featureTags = getFeatureTagsForFontAttributes(openTypeFeatures)
spanData["style"] = self._svgStyle(**{
"font-feature-settings": self._svgStyleOpenTypeFeatures(featureTags)
}
)
if canDoGradients and self._state.gradient is not None:
spanData["fill"] = "url(#%s_flipped)" % self._state.gradient.tagID
self._save()
runTxt = txt.substringWithRange_((stringRange.location, stringRange.length))
while runTxt and runTxt[-1] == " ":
runTxt = runTxt[:-1]
runTxt = runTxt.replace("\n", "")
runTxt = runTxt.encode("utf-8")
runPos = CoreText.CTRunGetPositions(ctRun, (0, 1), None)
runX = runY = 0
if runPos:
runX = runPos[0].x
runY = runPos[0].y
spanData["x"] = formatNumber(originX + runX)
spanData["y"] = formatNumber(self.height - originY - runY + baselineShift)
self._svgContext.begintag("tspan", **spanData)
self._svgContext.newline()
self._svgContext.write(runTxt)
self._svgContext.newline()
self._svgContext.endtag("tspan")
self._svgContext.newline()
self._restore()
self._svgContext.endtag("text")
self._svgContext.newline()
self._svgEndClipPath()
def _textBox(self, rawTxt, box, align):
path, (x, y) = self._getPathForFrameSetter(box)
canDoGradients = True
if align == "justified":
warnings.warn("justified text is not supported in a svg context")
attrString = self.attributedString(rawTxt, align=align)
if self._state.hyphenation:
attrString = self.hyphenateAttributedString(attrString, path)
txt = attrString.string()
setter = CoreText.CTFramesetterCreateWithAttributedString(attrString)
box = CoreText.CTFramesetterCreateFrame(setter, (0, 0), path, None)
self._svgBeginClipPath()
defaultData = self._svgDrawingAttributes()
data = {
"text-anchor": "start",
"transform": self._svgTransform(self._state.transformMatrix.translate(x, y + self.height).scale(1, -1))
}
if self._state.shadow is not None:
data["filter"] = "url(#%s_flipped)" % self._state.shadow.tagID
if isinstance(rawTxt, FormattedString):
if rawTxt.svgID:
data["id"] = rawTxt.svgID
if rawTxt.svgClass:
data["class"] = rawTxt.svgClass
if rawTxt.svgLink:
self._svgContext.begintag("a", **{"xlink:href": rawTxt.svgLink})
self._svgContext.newline()
self._svgContext.begintag("text", **data)
self._svgContext.newline()
ctLines = CoreText.CTFrameGetLines(box)
origins = CoreText.CTFrameGetLineOrigins(box, (0, len(ctLines)), None)
for i, (originX, originY) in enumerate(origins):
ctLine = ctLines[i]
# bounds = CoreText.CTLineGetImageBounds(ctLine, self._pdfContext)
# if bounds.size.width == 0:
# continue
ctRuns = CoreText.CTLineGetGlyphRuns(ctLine)
for ctRun in ctRuns:
stringRange = CoreText.CTRunGetStringRange(ctRun)
attributes = CoreText.CTRunGetAttributes(ctRun)
font = attributes.get(AppKit.NSFontAttributeName)
fontDescriptor = font.fontDescriptor()
fillColor = attributes.get(AppKit.NSForegroundColorAttributeName)
strokeColor = attributes.get(AppKit.NSStrokeColorAttributeName)
strokeWidth = attributes.get(AppKit.NSStrokeWidthAttributeName, self._state.strokeWidth)
baselineShift = attributes.get(AppKit.NSBaselineOffsetAttributeName, 0)
openTypeFeatures = attributes.get("drawbot.openTypeFeatures")
underline = attributes.get(AppKit.NSUnderlineStyleAttributeName)
url = attributes.get(AppKit.NSLinkAttributeName)
fontName = font.fontName()
fontSize = font.pointSize()
fontFallbacks = [fallbackFont.postscriptName() for fallbackFont in fontDescriptor.get(CoreText.NSFontCascadeListAttribute, [])]
fontNames = ", ".join([fontName] + fontFallbacks)
style = dict()
spanData = dict(defaultData)
fill = self._colorClass(fillColor).svgColor()
if fill:
c, a = fill
spanData["fill"] = c
if a != 1:
spanData["fill-opacity"] = a
stroke = self._colorClass(strokeColor).svgColor()
if stroke:
c, a = stroke
spanData["stroke"] = c
if a != 1:
spanData["stroke-opacity"] = a
spanData["stroke-width"] = formatNumber(abs(strokeWidth) * .5)
spanData["font-family"] = fontNames
spanData["font-size"] = formatNumber(fontSize)
if openTypeFeatures:
style["font-feature-settings"] = self._svgStyleOpenTypeFeatures(openTypeFeatures)
if canDoGradients and self._state.gradient is not None:
spanData["fill"] = "url(#%s_flipped)" % self._state.gradient.tagID
if underline is not None:
style["text-decoration"] = "underline"
underlineStyle = self._svgUnderlineStylesMap.get(underline)
if underlineStyle:
style["text-decoration-style"] = underlineStyle
if style:
spanData["style"] = self._svgStyle(**style)
self._save()
runTxt = txt.substringWithRange_((stringRange.location, stringRange.length))
while runTxt and runTxt[-1] == " ":
runTxt = runTxt[:-1]
runTxt = runTxt.replace("\n", "")
runTxt = runTxt.encode("utf-8")
runPos = CoreText.CTRunGetPositions(ctRun, (0, 1), None)
runX = runY = 0
if runPos:
runX = runPos[0].x
runY = runPos[0].y
spanData["x"] = formatNumber(originX + runX)
spanData["y"] = formatNumber(self.height - originY - runY + baselineShift)
if url is not None:
self._svgContext.begintag("a", href=url.absoluteString())
self._svgContext.newline()
self._svgContext.begintag("tspan", **spanData)
self._svgContext.newline()
self._svgContext.write(runTxt)
self._svgContext.newline()
self._svgContext.endtag("tspan")
self._svgContext.newline()
if url is not None:
self._svgContext.endtag("a")
self._svgContext.newline()
self._restore()
self._svgContext.endtag("text")
self._svgContext.newline()
if isinstance(rawTxt, FormattedString) and rawTxt.svgLink:
self._svgContext.endtag("a")
self._svgContext.newline()
self._svgEndClipPath()
