Пример #1
0
 def fill(self,elt):
     pattern=SVGdraw.SVGelement('pattern',attributes=
                                {"height":"20", "width":"20",
                                 "patternUnits":"userSpaceOnUse",
                                 "patternContentUnits":"userSpaceOnUse",
                                 "id": "maso%04d"%blazon.Ordinary.id})
     blazon.Ordinary.id+=1
     group=SVGdraw.group()
     group.addElement(self.color2.fill(SVGdraw.rect(x="0",y="9",width="20",height="2")))
     group.addElement(self.color2.fill(SVGdraw.rect(x="0",y="10",width="1",height="10")))
     group.addElement(self.color2.fill(SVGdraw.rect(x="19",y="10",width="1",height="10")))
     group.addElement(self.color2.fill(SVGdraw.rect(x="9",y="0",width="2", height="10")))
     group.addElement(self.color2.fill(SVGdraw.rect(x="0",y="0",width="20",height="1")))
     group.addElement(self.color2.fill(SVGdraw.rect(x="0",y="19",width="20",height="1")))
     pattern.addElement(group)
     blazon.Ordinary.defs.append(pattern)
     elt=self.color1.fill(elt)
     newelt=SVGdraw.group()
     newelt.addElement(elt)
     newbase=SVGdraw.rect(x=-blazon.Ordinary.FESSPTX,
                          y=-blazon.Ordinary.FESSPTY,
                          width=blazon.Ordinary.WIDTH,
                          height=blazon.Ordinary.HEIGHT,
                          fill="url(#%s)"%pattern.attributes["id"])
     newelt.addElement(newbase)
     return newelt                               
Пример #2
0
 def fill(self,elt):
     pattern=SVGdraw.SVGelement('pattern',attributes=
                                {"height":"20", "width":"20",
                                 "patternUnits":"userSpaceOnUse",
                                 "patternContentUnits":"userSpaceOnUse",
                                 "id": "maso%04d"%blazon.Ordinary.id})
     blazon.Ordinary.id+=1
     group=SVGdraw.group()
     group.addElement(self.color2.fill(SVGdraw.rect(x="0",y="9",width="20",height="2")))
     group.addElement(self.color2.fill(SVGdraw.rect(x="0",y="10",width="1",height="10")))
     group.addElement(self.color2.fill(SVGdraw.rect(x="19",y="10",width="1",height="10")))
     group.addElement(self.color2.fill(SVGdraw.rect(x="9",y="0",width="2", height="10")))
     group.addElement(self.color2.fill(SVGdraw.rect(x="0",y="0",width="20",height="1")))
     group.addElement(self.color2.fill(SVGdraw.rect(x="0",y="19",width="20",height="1")))
     pattern.addElement(group)
     blazon.Ordinary.defs.append(pattern)
     elt=self.color1.fill(elt)
     newelt=SVGdraw.group()
     newelt.addElement(elt)
     newbase=SVGdraw.rect(x=-blazon.Ordinary.FESSPTX,
                          y=-blazon.Ordinary.FESSPTY,
                          width=blazon.Ordinary.WIDTH,
                          height=blazon.Ordinary.HEIGHT,
                          fill="url(#%s)"%pattern.attributes["id"])
     newelt.addElement(newbase)
     return newelt                               
Пример #3
0
 def build(self):
     (sx, sy) = self._srcchgset.position()
     h_offset = self._srcchgset.tag_offset(self._h)
     self._position = (sx + (self._srcchgset.extent()[0])/2,
                       sy - (3*self._h)/2 + h_offset)
     x = self._position[0]+(self._w-self._tw)/2
     y = self._position[1]
     r = UNIT/2
     rect = SVG.rect(x,y,self._tw,self._h,
                     self._srcchgset.strokecolor(),
                     self._srcchgset.fillcolor(), 
                     self._srcchgset.strokewidth())
     rect.attributes['rx'] = r
     rect.attributes['ry'] = r        
     rect.attributes['opacity'] = str(self._opacity/100.0) 
     text = SVG.text(self._position[0]+self._w/2, 
                     self._position[1]+self._h/2+UNIT/4,
                     "%s" % self._title.encode('utf-8'), 
                     self._srcchgset.fontsize(), 
                     self._srcchgset.fontname())
     txc = SvgColor('white')
     text.attributes['style'] = 'fill:%s; text-anchor: middle' % txc.rgb()
     name = self._title.encode('utf-8').replace('/','')
     g = SVG.group('grp%d' % self._revision, elements=[rect, text])
     link = "%s/changeset/%d" % (self._parent.urlbase(), self._revision)
     self._link = SVG.link(link, elements=[g])
     self._link.attributes['id'] = 'rev%d' % self._revision
     self._link.attributes['style'] = \
         'color: %s; background-color: %s' % \
             (self._srcchgset.fillcolor(), self._srcchgset.strokecolor())
Пример #4
0
 def fill(self, elt):
     pattern = SVGdraw.SVGelement('pattern',
                                  attributes={
                                      "height": "20",
                                      "width": "20",
                                      "patternUnits": "userSpaceOnUse",
                                      "patternContentUnits":
                                      "userSpaceOnUse",
                                      "id": "semy%04d" % blazon.Ordinary.id
                                  })
     blazon.Ordinary.id += 1
     # Just in case we try to countercharge it.  It doesn't work anyway.
     self.colors = (self.background, self.charge.tincture)
     charge2 = copy.deepcopy(self.charge)
     self.charge.moveto((5, 15))
     self.charge.scale(.1)
     charge2.moveto((15, 5))
     charge2.scale(.1)
     #pattern.addElement(SVGdraw.rect(0,0,30,30,stroke="black",
     #                                stroke_width=".3",fill="none"))
     pattern.addElement(self.charge.finalizeSVG())
     pattern.addElement(charge2.finalizeSVG())
     blazon.Ordinary.defs.append(pattern)
     newelt = SVGdraw.group()
     elt = self.background.fill(elt)
     newelt.addElement(elt)
     newbase = SVGdraw.rect(x=-blazon.Ordinary.FESSPTX,
                            y=-blazon.Ordinary.FESSPTY,
                            width=blazon.Ordinary.WIDTH,
                            height=blazon.Ordinary.HEIGHT,
                            fill="url(#%s)" % pattern.attributes["id"])
     newelt.addElement(newbase)
     return newelt
Пример #5
0
 def fill(self,elt):
     pattern=SVGdraw.SVGelement('pattern',attributes=
                                {"height":"20", "width":"20",
                                 "patternUnits": "userSpaceOnUse",
                                 "patternContentUnits": "userSpaceOnUse",
                                 "id": "semy%04d"%blazon.Ordinary.id})
     blazon.Ordinary.id+=1
     # Just in case we try to countercharge it.  It doesn't work anyway.
     self.colors=(self.background,self.charge.tincture)
     charge2=copy.deepcopy(self.charge)
     self.charge.moveto((5,15))
     self.charge.scale(.1)
     charge2.moveto((15,5))
     charge2.scale(.1)
     #pattern.addElement(SVGdraw.rect(0,0,30,30,stroke="black",
     #                                stroke_width=".3",fill="none"))
     pattern.addElement(self.charge.finalizeSVG())
     pattern.addElement(charge2.finalizeSVG())
     blazon.Ordinary.defs.append(pattern)
     newelt=SVGdraw.group()
     elt=self.background.fill(elt)
     newelt.addElement(elt)
     newbase=SVGdraw.rect(x=-blazon.Ordinary.FESSPTX,
                          y=-blazon.Ordinary.FESSPTY,
                          width=blazon.Ordinary.WIDTH,
                          height=blazon.Ordinary.HEIGHT,
                          fill="url(#%s)"%pattern.attributes["id"])
     newelt.addElement(newbase)
     return newelt
Пример #6
0
    def fill(self, elt):
        pattern = SVGdraw.SVGelement('pattern',
                                     attributes={
                                         "height": "20",
                                         "width": "20",
                                         "patternUnits": "userSpaceOnUse",
                                         "patternContentUnits":
                                         "userSpaceOnUse",
                                         "id": "fret%04d" % blazon.Ordinary.id
                                     })
        blazon.Ordinary.id += 1
        # Why do I need a background rectangle in the pattern???
        # pattern.addElement(self.color1.fill(SVGdraw.rect(x="0",y="0",width="22",
        #                                                         height="22")))
        group = SVGdraw.group()
        group.attributes["stroke"] = "#888888"
        group.attributes["stroke-width"] = ".1"
        rect1 = self.color2.fill(
            SVGdraw.rect(x="-2", y="-20", width="4", height="50"))
        rect1.attributes["transform"] = "translate(0,10) rotate(45)"

        rect2 = self.color2.fill(
            SVGdraw.rect(x="-2", y="-20", width="4", height="50"))
        rect2.attributes["transform"] = "translate(20,10) rotate(45)"

        rect3 = self.color2.fill(
            SVGdraw.rect(x="-2", y="-20", width="4", height="50"))
        rect3.attributes["transform"] = "translate(0,10) rotate(-45)"

        rect4 = self.color2.fill(
            SVGdraw.rect(x="-2", y="-20", width="4", height="50"))
        rect4.attributes["transform"] = "translate(20,10) rotate(-45)"
        for e in [rect1, rect2, rect3, rect4]:
            group.addElement(e)
        pattern.addElement(group)
        blazon.Ordinary.defs.append(pattern)
        elt = self.color1.fill(elt)
        newelt = SVGdraw.group()
        newelt.addElement(elt)
        newbase = SVGdraw.rect(x=-blazon.Ordinary.FESSPTX,
                               y=-blazon.Ordinary.FESSPTY,
                               width=blazon.Ordinary.WIDTH,
                               height=blazon.Ordinary.HEIGHT,
                               fill="url(#%s)" % pattern.attributes["id"])
        newelt.addElement(newbase)
        return newelt
Пример #7
0
    def fill(self,elt):
        pattern=SVGdraw.SVGelement('pattern',attributes=
                                   {"height":"20", "width":"20",
                                    "patternUnits": "userSpaceOnUse",
                                    "patternContentUnits": "userSpaceOnUse",
                                    "id": "fret%04d"%blazon.Ordinary.id})
        blazon.Ordinary.id+=1
        # Why do I need a background rectangle in the pattern???
        # pattern.addElement(self.color1.fill(SVGdraw.rect(x="0",y="0",width="22",
#                                                         height="22")))
        group=SVGdraw.group()
        group.attributes["stroke"]="#888888"
        group.attributes["stroke-width"]=".1"
        rect1=self.color2.fill(SVGdraw.rect(x="-2",y="-20",
                                            width="4",height="50"))
        rect1.attributes["transform"]="translate(0,10) rotate(45)"
        
        rect2=self.color2.fill(SVGdraw.rect(x="-2",y="-20",
                                            width="4",height="50"))
        rect2.attributes["transform"]="translate(20,10) rotate(45)"
                           
        rect3=self.color2.fill(SVGdraw.rect(x="-2",y="-20",
                                            width="4",height="50"))
        rect3.attributes["transform"]="translate(0,10) rotate(-45)"
        
        rect4=self.color2.fill(SVGdraw.rect(x="-2",y="-20",
                                            width="4",height="50"))
        rect4.attributes["transform"]="translate(20,10) rotate(-45)"
        for e in [rect1,rect2,rect3,rect4]:
            group.addElement(e)
        pattern.addElement(group)
        blazon.Ordinary.defs.append(pattern)
        elt=self.color1.fill(elt)
        newelt=SVGdraw.group()
        newelt.addElement(elt)
        newbase=SVGdraw.rect(x=-blazon.Ordinary.FESSPTX,
                             y=-blazon.Ordinary.FESSPTY,
                             width=blazon.Ordinary.WIDTH,
                             height=blazon.Ordinary.HEIGHT,
                             fill="url(#%s)"%pattern.attributes["id"])
        newelt.addElement(newbase)
        return newelt
Пример #8
0
 def fill(self, elt,symbol=False):
    self.assemble()
    self.foreground=blazon.Ordinary()        # treat it like an blazon.Ordinary
    self.foreground.clipPath=self.path
    self.foreground.clipPathElt.addElement(self.path)
    self.foreground.tincture=self.colors[1]
    #self.background=SVGdraw.rect(-blazon.Ordinary.FESSPTX,
    #                             -blazon.Ordinary.FESSPTY,
    #                             blazon.Ordinary.WIDTH,
    #                             blazon.Ordinary.HEIGHT)
    #self.background=self.colors[0].fill(self.background)
    self.background=self.colors[0].fill(elt)
    if symbol:
        self.foreground.clipPathElt.addElement(SVGdraw.use(symbol))
    g=SVGdraw.group()
    g.addElement(self.background)
    g.addElement(self.foreground.finalizeSVG())
    return g
Пример #9
0
 def build(self):
     self._position = self._parent.position()
     x = self._position[0] + (self._w - self._tw) / 2
     y = self._position[1]
     r = UNIT / 2
     rect = SVG.rect(x, y, self._tw, self._h, self._parent.fillcolor(),
                     self._parent.strokecolor(), self._parent.strokewidth())
     rect.attributes['rx'] = r
     rect.attributes['ry'] = r
     text = SVG.text(self._position[0] + +self._w / 2,
                     self._position[1] + self._h / 2 + UNIT / 6,
                     "/%s" % self._title.encode('utf-8'),
                     self._parent.fontsize(), self._parent.fontname())
     text.attributes['style'] = 'text-anchor: middle'
     name = self._title.encode('utf-8').replace('/', '')
     g = SVG.group('grp%s' % name, elements=[rect, text])
     href = Href(self._parent.urlbase())
     self._link = SVG.link(plink(href.browser(self._title)), elements=[g])
Пример #10
0
 def fill(self, elt, symbol=False):
     self.assemble()
     self.foreground = blazon.Ordinary()  # treat it like an blazon.Ordinary
     self.foreground.clipPath = self.path
     self.foreground.clipPathElt.addElement(self.path)
     self.foreground.tincture = self.colors[1]
     #self.background=SVGdraw.rect(-blazon.Ordinary.FESSPTX,
     #                             -blazon.Ordinary.FESSPTY,
     #                             blazon.Ordinary.WIDTH,
     #                             blazon.Ordinary.HEIGHT)
     #self.background=self.colors[0].fill(self.background)
     self.background = self.colors[0].fill(elt)
     if symbol:
         self.foreground.clipPathElt.addElement(SVGdraw.use(symbol))
     g = SVGdraw.group()
     g.addElement(self.background)
     g.addElement(self.foreground.finalizeSVG())
     return g
Пример #11
0
 def build(self):
     self._position = self._parent.position()
     x = self._position[0]+(self._w-self._tw)/2
     y = self._position[1]
     r = UNIT/2
     rect = SVG.rect(x,y,self._tw,self._h,
                     self._parent.fillcolor(), 
                     self._parent.strokecolor(), 
                     self._parent.strokewidth())
     rect.attributes['rx'] = r
     rect.attributes['ry'] = r        
     text = SVG.text(self._position[0]++self._w/2, 
                     self._position[1]+self._h/2+UNIT/6,
                     "/%s" % self._title.encode('utf-8'), 
                     self._parent.fontsize(), self._parent.fontname())
     text.attributes['style'] = 'text-anchor: middle'
     name = self._title.encode('utf-8').replace('/','')
     g = SVG.group('grp%s' % name, elements=[rect, text])
     href = Href(self._parent.urlbase())
     self._link = SVG.link(plink(href.browser(self._title)), elements=[g])
Пример #12
0
 def fill(self,elt):
     self.assemble()
     self.fg1=blazon.Ordinary()
     self.fg1.clipPath=self.path1
     self.fg1.clipPathElt.addElement(self.path1)
     self.fg1.tincture=self.colors[1]
     self.fg2=blazon.Ordinary()
     self.fg2.clipPath=self.path2
     self.fg2.clipPathElt.addElement(self.path2)
     self.fg2.tincture=self.colors[2]
     #self.bg=SVGdraw.rect(-blazon.Ordinary.FESSPTX,
     #                     -blazon.Ordinary.FESSPTY,
     #                     blazon.Ordinary.WIDTH,
     #                     blazon.Ordinary.HEIGHT)
     #self.bg=self.colors[0].fill(self.bg)
     self.bg=self.colors[0].fill(elt)
     g=SVGdraw.group()
     g.addElement(self.bg)
     g.addElement(self.fg1.finalizeSVG())
     g.addElement(self.fg2.finalizeSVG())
     return g
Пример #13
0
 def fill(self, elt):
     self.assemble()
     self.fg1 = blazon.Ordinary()
     self.fg1.clipPath = self.path1
     self.fg1.clipPathElt.addElement(self.path1)
     self.fg1.tincture = self.colors[1]
     self.fg2 = blazon.Ordinary()
     self.fg2.clipPath = self.path2
     self.fg2.clipPathElt.addElement(self.path2)
     self.fg2.tincture = self.colors[2]
     #self.bg=SVGdraw.rect(-blazon.Ordinary.FESSPTX,
     #                     -blazon.Ordinary.FESSPTY,
     #                     blazon.Ordinary.WIDTH,
     #                     blazon.Ordinary.HEIGHT)
     #self.bg=self.colors[0].fill(self.bg)
     self.bg = self.colors[0].fill(elt)
     g = SVGdraw.group()
     g.addElement(self.bg)
     g.addElement(self.fg1.finalizeSVG())
     g.addElement(self.fg2.finalizeSVG())
     return g
Пример #14
0
	def doGrid(self, canvas, rows, verticalOffset, partHeight, columns, horizontalOffset, partWidth, gridsize, lineColor, fillColor, penWidth):
		polySize = str(gridsize) + self.units

		group = SVGdraw.group()
		group.attributes['id'] = 'map'
		group.attributes['rows'] = rows
		group.attributes['columns'] = columns
		group.attributes['cells'] = rows * columns

		# for id
		index = 0

		#print "%s COLUMNS" % columns
		#print "%s ROWS" % rows

		for polyRow in range(0, rows):
			polyTop = verticalOffset + polyRow*partHeight
			polyTopStr = str(polyTop) + self.units

			#do stuff for hexagons
			rowcolumns = columns
			rowoffset = 0
			if self.type == 'hex' or self.type == 'hexpath':
				if polyRow % 2 == 0:
					if (self.width-(horizontalOffset+self.rightMargin-.01)) >= (columns*partWidth + gridsize):
						rowcolumns = columns + 1
				else:
					rowoffset = gridsize/2 + gridsize/4

			for polyColumn in range(0, rowcolumns):
				polyLeft = horizontalOffset + polyColumn*partWidth
				polyLeft += rowoffset
				polyLeftStr = str(polyLeft) + self.units

				if self.type == 'hex':
					gridshape = hexagon(gridsize, polyLeft, polyTop, self.units, stroke=lineColor, fill=fillColor, stroke_width=penWidth)

				elif self.type == 'hexpath':
					gridshape = hexpath(gridsize, polyLeft, polyTop, self.units, stroke=lineColor, fill=fillColor, stroke_width=penWidth)

				else:
					gridshape = SVGdraw.rect(polyLeftStr, polyTopStr, polySize, polySize, stroke=lineColor, fill=fillColor, stroke_width=penWidth)

				"""
				positions = {
					'cell_NW': (index - rows),
					'cell_N' : (index - rows * 2),
					'cell_NE': (index - rows + 1),
					'cell_SE': (index + rows),
					'cell_S' : (index + rows * 2),
					'cell_SW': (index + rows - 1)
				}
				"""

				gridshape.attributes['id'] = 'cell_' + str(index)

				neighbors_class = 'neighbors-'

				id = index - columns
				if id >= 0:
					#gridshape.attributes['cell_NW'] = "cell_" + str(id)
					neighbors_class += "cell_" + str(id) + '-'

				id = index - columns * 2
				if id >= 0:
					#gridshape.attributes['cell_N']  = "cell_" + str(id)
					neighbors_class += "cell_" + str(id) + '-'

				id = index - columns + 1
				if id >= 0:
					#gridshape.attributes['cell_NE'] = "cell_" + str(id)
					neighbors_class += "cell_" + str(id) + '-'

				id = index + columns - 1
				if id <= rows * columns:
					#gridshape.attributes['cell_SE'] = "cell_" + str(id)
					neighbors_class += "cell_" + str(id) + '-'

				id = index + columns * 2
				if id <= rows * columns:
					#gridshape.attributes['cell_S']  = "cell_" + str(id)
					neighbors_class += "cell_" + str(id) + '-'

				id = index + columns
				if id <= rows * columns:
					#gridshape.attributes['cell_SW'] = "cell_" + str(id)
					neighbors_class += "cell_" + str(id) + '-'

				gridshape.attributes['class'] = neighbors_class

				index = index + 1

				group.addElement(gridshape)

		canvas.addElement(group)
		return canvas
Пример #15
0
 def build(self):
     SvgBaseChangeset.build(self)
     (fgc, bgc) = (self._strokecolor, self._fillcolor)
     txc = self._textcolor
     if 'firstchangeset' in self._classes:
         (fgc, bgc) = (bgc, fgc)
     if 'lastchangeset' in self._classes:
         bgc = SvgColor('black')
         txc = SvgColor('white')
         
     widgets = []
     if self._shape == 'circle':
         widgets.append(SVG.circle(self._position[0], self._position[1],
                                   self._radius, bgc, fgc,
                                   self._parent.strokewidth()))
         if self._enhance:
             (x,y) = self._position
             (d,hr) = (self._radius*SQRT3/2, self._radius/2)
             widgets.append(SVG.line(x-d,y-hr,x+d,y-hr, 
                                     fgc, self._parent.strokewidth()))
             widgets.append(SVG.line(x-d,y+hr,x+d,y+hr, 
                                     fgc, self._parent.strokewidth()))
                           
     elif self._shape == 'square':
         r = UNIT/6
         size = self._radius-r
         widgets.append(SVG.rect(self._position[0]-size, 
                                 self._position[1]-size,
                                 2*size, 2*size, bgc, fgc,
                                 self._parent.strokewidth()))
         outline.attributes['rx'] = r
         outline.attributes['ry'] = r        
         
     elif self._shape == 'hexa':
         (x,y) = self._position
         (r,hr) = (self._radius, self._radius/2)
         pd = SVG.pathdata()
         pd.move(x,y-r)
         pd.line(x+r,y-hr)
         pd.line(x+r,y+hr)
         pd.line(x,y+r)
         pd.line(x-r,y+hr)
         pd.line(x-r,y-hr)
         pd.line(x,y-r)
         widgets.append(SVG.path(pd, bgc, fgc, 
                                 self._parent.strokewidth()))
     else:
         raise AssertionError, \
               "unsupported changeset shape (%d)" % self._revision
     title = SVG.text(self._position[0], 
                      self._position[1] + UNIT/6,
                      str(self._revision), 
                      self._parent.fontsize(), self._parent.fontname())
     title.attributes['style'] = 'fill:%s; text-anchor: middle' % txc.rgb()
     widgets.append(title)
     g = SVG.group('grp%d' % self._revision, elements=widgets)
     link = "%s/changeset/%d" % (self._parent.urlbase(), self._revision)
     self._link = SVG.link(link, elements=[g])
     if self._revision:
         self._link.attributes['style'] = \
             'color: %s; background-color: %s' % \
                 (self._strokecolor, self._fillcolor)
         self._link.attributes['id'] = 'rev%d' % self._revision
         self._link.attributes['class'] = ' '.join(self._classes)
Пример #16
0
	def doGrid(self, canvas, rows, verticalOffset, partHeight, columns, horizontalOffset, partWidth, gridsize, lineColor, fillColor, penWidth):
		polySize = str(gridsize) + self.units

		group = SVGdraw.group()
		group.attributes['id'] = 'map'
		group.attributes['rows'] = rows
		group.attributes['columns'] = columns
		group.attributes['cells'] = rows * columns

		# for id
		index = 0
		
		#print "%s rows, %s columns" % ( rows, columns )

		for polyRow in range(0, rows):
			polyTop = verticalOffset + polyRow*partHeight
			polyTopStr = str(polyTop) + self.units

			#do stuff for hexagons
			rowcolumns = columns
			rowoffset = 0
			if self.type == 'hex' or self.type == 'hexpath':
				if polyRow % 2 == 0:
					if (self.width-(horizontalOffset+self.rightMargin-.01)) >= (columns*partWidth + gridsize):
						rowcolumns = columns + 1
				else:
					rowoffset = gridsize/2 + gridsize/4

			for polyColumn in range(0, rowcolumns):
				polyLeft = horizontalOffset + polyColumn*partWidth
				polyLeft += rowoffset
				polyLeftStr = str(polyLeft) + self.units

				if self.type == 'hex':
					gridshape = hexagon(gridsize, polyLeft, polyTop, self.units, stroke=lineColor, fill=fillColor, stroke_width=penWidth)

				elif self.type == 'hexpath':
					gridshape = hexpath(gridsize, polyLeft, polyTop, self.units, stroke=lineColor, fill=fillColor, stroke_width=penWidth)

				else:
					gridshape = SVGdraw.rect(polyLeftStr, polyTopStr, polySize, polySize, stroke=lineColor, fill=fillColor, stroke_width=penWidth)

				"""
				positions = {
					'cell_NW': (index - columns    ),
					'cell_N' : (index - columns * 2),
					'cell_NE': (index - columns + 1),
					'cell_SE': (index + columns    ),
					'cell_S' : (index + columns * 2),
					'cell_SW': (index + columns - 1)
				}
				"""

				gridshape.attributes['id'] = 'cell_' + str(index)
				gridshape.attributes['row'] = str(polyRow)
				gridshape.attributes['col'] = str(polyColumn)

				neighbors_class = [ ]

				evenRow = (polyRow % 2 == 0)
				evenCol = (polyColumn % 2 == 0)
				id = -1

				#print "i%s: polyRow=%s polyColumn=%s" % ( index, polyRow, polyColumn )

				# North OK
				id = index - columns * 2
				if id >= 0:
					neighbors_class.append( "N:cell_" + str(id) )
					#gridshape.attributes['cell_N']  = "cell_" + str(id)

				# South OK
				id = index + columns * 2
				if id <= rows * columns:
					#gridshape.attributes['cell_S']  = "cell_" + str(id)
					neighbors_class.append( "S:cell_" + str(id) )

				# NorthWest OK
				if evenRow:
					if polyColumn > 0:
						id = (index - columns) - 1
				else:
					id = (index - columns)
				if id >= 0:
					neighbors_class.append( "NW:cell_" + str(id) )

				# NorthEst OK
				if polyColumn < columns:
					if evenRow:
						id = index - columns
					elif polyColumn < columns - 1:
						id = index - columns + 1

					if id >= 0:
						neighbors_class.append( "NE:cell_" + str(id) )
						#gridshape.attributes['cell_NW'] = "cell_" + str(id)

				# SouthEst OK
				if evenRow:
					id = index + columns
				else:
					if polyColumn < (columns - 1):
					   id = index + columns + 1
				if id <= rows * columns:
					neighbors_class.append( "SE:cell_" + str(id) )
					#gridshape.attributes['cell_SE'] = "cell_" + str(id)
				
				# SouthWest
				if evenRow:
					if polyColumn > 0:
					   id = index + columns - 1
				else:
					id = index + columns
				if id <= rows * columns:
					neighbors_class.append( "SW:cell_" + str(id) )
					#gridshape.attributes['cell_SW'] = "cell_" + str(id)

				if len(neighbors_class) > 0:
					gridshape.attributes['class'] = 'neighbors-' + '-'.join(neighbors_class)

				index = index + 1

				group.addElement(gridshape)

		canvas.addElement(group)
		return canvas
Пример #17
0
    def svgout(self,
               stroke_width=0.3,
               scale=20,
               circle_radius=0.3,
               startat=None,
               coloriter=None,
               crossings=True,
               circradius=None,
               circscale=1):
        # if circradius is some positive number, try to draw a circular(!) diagram
        # circscale is how much to scale the y-dimension by (how thick a circle)
        #        try:
        #            if type(SVGdraw)!=type(__builtins__):
        #		raise Exception("SVGdraw not a module?")
        #                return None
        #        except NameError:
        #	    raise Exception("No SVGDraw found")
        #            return None

        cols = [
            '#000000', '#800000', '#808000', '#008080', '#000080', '#ff2000',
            '#ffff20', '#20ffff', '#0020ff', '#ff0080', '#ff8000', '#8000ff',
            '#80ff00'
        ]
        if circradius:
            sz = (2 * self.ymax * circscale + 2 + 2 * circradius)
            svg = SVGdraw.svg(
                width="%dpx" % (sz * scale),
                height="%dpx" % (sz * scale),
                viewBox=[-sz + self.xmodulus / 2.0, -sz, 2 * sz, 2 * sz])

            def transform(x, y):
                # Have to flip it over...
                r = self.ymax * circscale + circradius - y * circscale
                theta = 2 * math.pi * x / self.xmodulus - math.pi
                return [
                    sz / 2 + r * math.cos(theta), sz / 2 + r * math.sin(theta)
                ]
        else:
            svg = SVGdraw.svg(
                width="%dpx" % ((self.xmodulus + 2) * scale),
                height="%dpx" % ((self.ymax + 2) * scale),
                viewBox=[-1, -1, self.xmodulus + 2, self.ymax + 2])

            def transform(x, y):
                return [x, y]

        defs = SVGdraw.defs(id="defs")
        plusmask = SVGdraw.SVGelement("mask", attributes={"id": "plusmask"})
        minusmask = SVGdraw.SVGelement("mask", attributes={"id": "minusmask"})
        if circradius:
            sz = 1 + 2 * self.ymax * circscale + 2 * circradius  # Whatever, something big.
            r = SVGdraw.rect(x=-sz,
                             y=-sz,
                             width=sz * 2,
                             height=sz * 2,
                             fill='white')
        else:
            r = SVGdraw.rect(x=-1,
                             y=-1,
                             width=self.xmodulus + 2,
                             height=self.ymax + 2,
                             fill='white')
        plusmask.addElement(r)
        minusmask.addElement(r)
        defs.addElement(plusmask)
        defs.addElement(minusmask)
        svg.addElement(defs)
        maingroup = SVGdraw.group(id="main")
        # I've come to expect them this way up...
        maingroup.attributes['transform']='scale(1,-1) translate(0,%d)'% \
            (-self.ymax)
        svg.addElement(maingroup)
        # Positive slopes and negative slopes.
        plus = SVGdraw.group(id="plus", mask="url(#plusmask)")
        minus = SVGdraw.group(id="minus", mask="url(#minusmask)")
        maingroup.addElement(plus)
        maingroup.addElement(minus)
        circgroup = SVGdraw.group(id="circgroup")
        maingroup.addElement(circgroup)
        strands = self.strands(self.pivots[0])
        circuit = None
        if coloriter is None:
            if len(strands) > 1:
                # Multistranded; color it by strand.
                def multicoloriter():
                    counter = 0
                    lastcircuit = None
                    while True:
                        if circuit != lastcircuit:
                            lastcircuit = circuit
                            counter += 1
                        yield cols[counter % len(cols)]

                coloriter = multicoloriter()
            else:

                def singlecoloriter():  # for singlestranders!
                    colcounter = 0
                    colordiv = len(self.pivots) / 6
                    while True:
                        yield cols[int(colcounter / colordiv) % len(cols)]
                        colcounter += 1

                coloriter = singlecoloriter()

        for circuit in strands:
            # If there's a startat parameter, and it appears in this list,
            # slosh the list around so it's first
            if startat and startat in circuit:
                ind = circuit.index(startat)
                circuit = circuit[ind:] + circuit[0:ind]
            for i in range(0, len(circuit)):
                here = circuit[i]
                nxt = circuit[(i + 1) % len(circuit)]
                col = coloriter.next()
                if type(col) == int:  # let iterator generate indexes
                    col = cols[col % len(cols)]
                if circradius:
                    path = [here, nxt]
                else:
                    path = self.pathbetween(here, nxt)
                pathstring = ""
                for j in range(0, len(path), 2):
                    # Had hoped that transform() would have been enough, but we need
                    # to go through all the intermediate lattice-points when doing
                    # circular plots, to curve around in the right direction.
                    if circradius:
                        betweens = self.pointsbetween(path[j], path[j + 1])
                        pathstring += " M %f %f " % tuple(
                            transform(path[j].x, path[j].y))
                        for k in range(0, len(betweens)):
                            pathstring+=" L %f %f "% \
                                tuple(transform(betweens[k].x,betweens[k].y))
                        pathstring+="L %f %f "% \
                            tuple(transform(path[j+1].x, path[j+1].y))
                    else:
                        pathstring+=" M %f %f L %f %f"% \
                            (tuple(transform(path[j].x,path[j].y)+
                                   transform(path[j+1].x,path[j+1].y)))
                pathelt = SVGdraw.path(pathstring,
                                       stroke_width=stroke_width,
                                       stroke=col,
                                       fill="none")
                if self.slopebetween(here, nxt) > 0:
                    plus.addElement(pathelt)
                else:
                    minus.addElement(pathelt)
        for i in self.pivots:
            cr = transform(i.x, i.y)
            c = SVGdraw.circle(cx=cr[0],
                               cy=cr[1],
                               r=circle_radius,
                               fill='black')
            circgroup.addElement(c)
        if not circradius:
            # Mark the wraparound point.
            circgroup.addElement(SVGdraw.path("M 0 -1 l 0 %d M %d -1 l 0 %d"% \
                                                  (self.ymax+2,self.xmodulus,
                                                   self.ymax+2),
                                              stroke='black',
                                              stroke_width=0.03))
        # Somehow I want to *note* when a knot is single-strand or
        # multistrand.
        circgroup.addElement(
            SVGdraw.text(x=0.2,
                         y=0,
                         text=str(len(strands)),
                         fill='#000408',
                         font_size=1,
                         font_family='sans-serif',
                         transform='scale(1,-1)'))

        if crossings:
            # Try multistrand crossings?  (not working right)
            # Need *ALL* the crossing points though.
            oncircuit = []
            for circuit in strands:
                oncircuit.extend(self.oncircuit(circuit))
            masked = set()
            over = 0
            masks = [minusmask, plusmask]
            # How about this?  For each horizontal line _that has intersections on it_,
            # all crossings go in one direction, and that direction alternates.
            #
            # How do we find those lines?
            points = []
            for circuit in strands:
                for i in range(0, len(circuit)):
                    here = circuit[i]
                    nxt = circuit[(i + 1) % len(circuit)]
                    points += self.pointsbetween(here, nxt)
            heights = []
            howmanyhits = dict()
            for p in points:
                howmanyhits[p] = howmanyhits.get(p, 0) + 1
            howmanyhits = [(p, howmanyhits[p]) for p in howmanyhits.keys()]
            howmanyhits = filter((lambda x: x[1] > 1), howmanyhits)
            heights = [x[0].y for x in howmanyhits]
            heights.sort()
            # No "sort unique" so just keep track of the last one we saw and skip it.
            # DOESN'T WORK EITHER BUT BETTER THAN BEFORE XXXXXX
            # (testing with python ./knots.py -l 18 17 6 32 6 37)  Works with more
            # symmetrical designs.
            last = None
            for h in heights:
                if h == last:
                    continue
                last = h
                mask = masks[over]
                over = 1 - over
                for x in range(0, self.xmodulus, 2):
                    p = Point((x if not h % 2 else x + 1), h, self)
                    if p in self.pivots:
                        continue  # Skip pivot-points.
                    tp1 = transform(p.x - 0.5, p.y - 0.5)
                    tp2 = transform(p.x - 0.5, p.y + 0.5)
                    tp3 = transform(p.x + 0.5, p.y + 0.5)
                    tp4 = transform(p.x + 0.5, p.y - 0.5)
                    tp = transform(p.x, p.y)
                    if circradius:
                        r = SVGdraw.circle(fill="black",
                                           cx=tp[0],
                                           cy=tp[1],
                                           r=0.6)
                    else:
                        angle = 45
                        r=SVGdraw.polygon(fill="black",
                                          points=[tp1,tp2,tp3,tp4],
                                          transform="rotate(%f,%f,%f)"% \
                                              (angle, tp[0], tp[1]))
                    mask.addElement(r)
                    # maingroup.addElement(r)
                    # If it's on the edge, duplicate it on the other side
                    # for ease of viewing.
                    if p.x == 0 and not circradius:
                        mask.addElement(
                            SVGdraw.rect(x=self.xmodulus - 0.5,
                                         y=p.y - 0.5,
                                         width=1,
                                         height=1,
                                         fill="#111",
                                         transform="rotate(45,%d,%d)" %
                                         (self.xmodulus, p.y)))
        return svg
Пример #18
0
	def toSVG(self):
		#modification du maximum en X : depend du nombre d'element
		global XMAX
		XMAX = len(self.infos)*(BAR_THICKNESS+SPACE)
		# creation du document
		doc=SVGdraw.drawing()
		svg=SVGdraw.svg(None, '100%','100%')
		
		# creation des patterns pour les axes et la grille
		axeX = SVGdraw.pattern(id="axeX",width="20",height="10",patternUnits="userSpaceOnUse")
		axeX.addElement(SVGdraw.path("M 0 0, L 0 10","none","black","0.25"))
		axeX.addElement(SVGdraw.path("M 10 10, V 5","none","lightgray","0.25"))
		axeY = SVGdraw.pattern(id="axeY",width="10",height="20",patternUnits="userSpaceOnUse")
		axeY.addElement(SVGdraw.path("M 0 0, L 10 0","none","black","0.25"))
		axeY.addElement(SVGdraw.path("M 5 10, L 10 10","none","lightgray","0.25"))
		grid = SVGdraw.pattern(id="grid",width="10",height="10",patternUnits="userSpaceOnUse")
		grid.addElement(SVGdraw.path("M 0 0, L 10 0, L 10 10,L 0 10, L 0 0","none","lightgray","0.25"))

		defs=SVGdraw.defs()
		defs.addElement(axeX)
		defs.addElement(axeY)
		defs.addElement(grid)
		svg.addElement(defs)
		
		group=SVGdraw.group(transform="translate(130,130) scale(1,-1)")
		
		# dessin de la grille de fond
		group.addElement(SVGdraw.rect(0,0,XMAX,YMAX,"url(#grid)","lightgray","0.25"))
	
		# dessin des axes
		group.addElement(SVGdraw.rect(0,-10,XMAX,10,"url(#axeX)"))
		group.addElement(SVGdraw.rect(-10,0,10,YMAX,"url(#axeY)"))
		group.addElement(SVGdraw.line(0,0,XMAX,0,"black",1))
		group.addElement(SVGdraw.line(0,0,0,YMAX,"black",1))
		# dessin des fleches des axes
		group.addElement(SVGdraw.polygon([[-3,YMAX],[3,YMAX],[0,YMAX+10]], "black","white"))
		group.addElement(SVGdraw.polygon([[XMAX,-3],[XMAX,3],[XMAX+10,0]], "black","white"))
		
		textgroup=SVGdraw.group(transform="scale(1,-1)")
		# graduations
		for y in range(0,YMAX+STEP,STEP):
			textgroup.addElement(SVGdraw.text(-STEP,y, str(y), 8, text_anchor="middle", transform="translate(0,%d)"%(-y*2)))
		textgroup.addElement(SVGdraw.text(0,YMAX+SPACE, r"%", 8, transform="translate(0,%d)"%(-(YMAX+SPACE)*2)))
		
		# ajout de la legende principale
		legendText = "Repertoire %s - taille %.02f ko"%(self.rootName,float(self.totalSize/1024.0))
		textgroup.addElement(SVGdraw.text(XMAX,YMAX+3*SPACE, legendText,12, "verdana", 
			text_anchor="end", fill="darkblue",transform="translate(0,%d)"%(-(YMAX+3*SPACE)*2)))
		
		group.addElement(textgroup)
		
		# tri des elements selon la taille occupee
		self.infos.sort(self.tupleCmp)
		
		xincr=0
		#self.infos
		for (name,size) in self.infos:
			# calcul du pourcentage de place occupe
			pourcent = (100.0*float(size))/float(self.totalSize)
			height=int(pourcent*YMAX/100);
			# insertion du texte de l'emplacement sur le disque et de la taille occupee en Ko
			legendText = "%s (%### ###.02f ko)"%(name,float(size/1024.0))
			legend = SVGdraw.text(xincr+BAR_THICKNESS/2, -10,legendText,8,"verdana",text_anchor="begin",fill="blue")
			legend.attributes["transform"]="scale(1,-1) translate(0,20) rotate(45,%d,-10)"%(xincr+BAR_THICKNESS/2)
			group.addElement(legend)
			
			#insertion de la barre representant le pourcentage
			group.addElement(SVGdraw.rect(xincr,0,BAR_THICKNESS, height,"green","black",opacity=0.5))
			
			#insertion de la taille en pourcentage a gauche de la barre
			pourcentText=SVGdraw.text(xincr+BAR_THICKNESS/2, height+SPACE,"%02.01f%% "%pourcent,6,
				"arial", text_anchor="middle", fill="black")
			pourcentText.attributes["transform"]="scale(1,-1) translate(0,-%d)"%((height+SPACE)*2)
			group.addElement(pourcentText)
			# augmentation du l'abscisse en X
			xincr = xincr+BAR_THICKNESS+SPACE
			
		svg.addElement(group)
		doc.setSVG(svg)
		doc.toXml(self.svgURL)
Пример #19
0
    def svgout(self,stroke_width=0.3,scale=20,circle_radius=0.3,
               startat=None,coloriter=None,crossings=True,circradius=None,circscale=1):
        # if circradius is some positive number, try to draw a circular(!) diagram
        # circscale is how much to scale the y-dimension by (how thick a circle)
#        try:
#            if type(SVGdraw)!=type(__builtins__):
#		raise Exception("SVGdraw not a module?")
#                return None
#        except NameError:
#	    raise Exception("No SVGDraw found")
#            return None

        cols=['#000000', 
              '#800000', '#808000', '#008080', '#000080',
              '#ff2000', '#ffff20', '#20ffff', '#0020ff',
              '#ff0080', '#ff8000', '#8000ff', '#80ff00']
        if circradius:
            sz=(2*self.ymax*circscale+2+2*circradius)
            svg=SVGdraw.svg(width="%dpx"%(sz*scale), height="%dpx"%(sz*scale),
                            viewBox=[-sz+self.xmodulus/2.0, -sz, 2*sz, 2*sz])
            def transform(x,y):
                # Have to flip it over...
                r=self.ymax*circscale+circradius-y*circscale
                theta=2*math.pi*x/self.xmodulus-math.pi
                return [sz/2+r*math.cos(theta), sz/2+r*math.sin(theta)]
        else:
            svg=SVGdraw.svg(width="%dpx"%((self.xmodulus+2)*scale),
                            height="%dpx"%((self.ymax+2)*scale),
                            viewBox=[-1, -1, self.xmodulus+2,
                                      self.ymax+2])
            def transform(x,y):
                return [x,y]
                        
        defs=SVGdraw.defs(id="defs")
        plusmask=SVGdraw.SVGelement("mask",
                                    attributes={"id":"plusmask"})
        minusmask=SVGdraw.SVGelement("mask",
                                     attributes={"id":"minusmask"})
        if circradius:
            sz=1+2*self.ymax*circscale+2*circradius # Whatever, something big.
            r=SVGdraw.rect(x=-sz, y=-sz, width=sz*2,height=sz*2,fill='white')
        else:
            r=SVGdraw.rect(x=-1,y=-1,width=self.xmodulus+2,height=self.ymax+2,
                           fill='white')
        plusmask.addElement(r)
        minusmask.addElement(r)
        defs.addElement(plusmask)
        defs.addElement(minusmask)
        svg.addElement(defs)
        maingroup=SVGdraw.group(id="main")
        # I've come to expect them this way up...
        maingroup.attributes['transform']='scale(1,-1) translate(0,%d)'% \
            (-self.ymax)
        svg.addElement(maingroup)
        # Positive slopes and negative slopes.
        plus=SVGdraw.group(id="plus",mask="url(#plusmask)")
        minus=SVGdraw.group(id="minus",mask="url(#minusmask)")
        maingroup.addElement(plus)
        maingroup.addElement(minus)
        circgroup=SVGdraw.group(id="circgroup")
        maingroup.addElement(circgroup)
        strands=self.strands(self.pivots[0])
        circuit=None
        if coloriter is None:
            if len(strands)>1:
                # Multistranded; color it by strand.
                def multicoloriter():
                    counter=0
                    lastcircuit=None
                    while True:
                        if circuit != lastcircuit:
                            lastcircuit=circuit
                            counter+=1
                        yield cols[counter%len(cols)]
                coloriter=multicoloriter()
            else:
                def singlecoloriter(): # for singlestranders!
                    colcounter=0
                    colordiv=len(self.pivots)/6
                    while True:
                        yield cols[int(colcounter/colordiv)%len(cols)]
                        colcounter+=1
                coloriter=singlecoloriter()

            
        for circuit in strands:
            # If there's a startat parameter, and it appears in this list,
            # slosh the list around so it's first
            if startat and startat in circuit:
                ind=circuit.index(startat)
                circuit=circuit[ind:]+circuit[0:ind]
            for i in range(0,len(circuit)):
                here=circuit[i]
                nxt=circuit[(i+1)%len(circuit)]
                col=coloriter.next()
                if type(col)==int: # let iterator generate indexes
                    col=cols[col%len(cols)]
                if circradius:
                    path=[here,nxt]
                else:
                    path=self.pathbetween(here,nxt)
                pathstring=""
                for j in range(0,len(path),2):
                    # Had hoped that transform() would have been enough, but we need
                    # to go through all the intermediate lattice-points when doing
                    # circular plots, to curve around in the right direction.
                    if circradius:
                        betweens=self.pointsbetween(path[j],path[j+1])
                        pathstring+=" M %f %f "%tuple(transform(path[j].x,path[j].y))
                        for k in range(0,len(betweens)):
                            pathstring+=" L %f %f "% \
                                tuple(transform(betweens[k].x,betweens[k].y))
                        pathstring+="L %f %f "% \
                            tuple(transform(path[j+1].x, path[j+1].y))
                    else:
                        pathstring+=" M %f %f L %f %f"% \
                            (tuple(transform(path[j].x,path[j].y)+
                                   transform(path[j+1].x,path[j+1].y)))
                pathelt=SVGdraw.path(pathstring,stroke_width=stroke_width,
                                     stroke=col,fill="none")
                if self.slopebetween(here,nxt)>0:
                    plus.addElement(pathelt)
                else:
                    minus.addElement(pathelt)
        for i in self.pivots:
            cr=transform(i.x, i.y)
            c=SVGdraw.circle(cx=cr[0], cy=cr[1], r=circle_radius,
                             fill='black')
            circgroup.addElement(c)
        if not circradius:
            # Mark the wraparound point.
            circgroup.addElement(SVGdraw.path("M 0 -1 l 0 %d M %d -1 l 0 %d"% \
                                                  (self.ymax+2,self.xmodulus,
                                                   self.ymax+2),
                                              stroke='black',
                                              stroke_width=0.03))
        # Somehow I want to *note* when a knot is single-strand or
        # multistrand.
        circgroup.addElement(SVGdraw.text(x=0.2,y=0,
                                          text=str(len(strands)),
                                          fill='#000408',
                                          font_size=1,
                                          font_family='sans-serif',
                                          transform='scale(1,-1)'))

        if crossings:
            # Try multistrand crossings?  (not working right)
            # Need *ALL* the crossing points though.
            oncircuit=[]
            for circuit in strands:
                oncircuit.extend(self.oncircuit(circuit))
            masked=set()
            over=0
            masks=[minusmask,plusmask]
            # How about this?  For each horizontal line _that has intersections on it_,
            # all crossings go in one direction, and that direction alternates.
            #
            # How do we find those lines?
            points=[]
            for circuit in strands:
                for i in range(0,len(circuit)):
                    here=circuit[i]
                    nxt=circuit[(i+1)%len(circuit)]
                    points+=self.pointsbetween(here,nxt)
            heights=[]
            howmanyhits=dict()
            for p in points:
                howmanyhits[p]=howmanyhits.get(p,0)+1
            howmanyhits=[(p,howmanyhits[p]) for p in howmanyhits.keys()]
            howmanyhits=filter((lambda x: x[1]>1), howmanyhits)
            heights=[x[0].y for x in howmanyhits]
            heights.sort()
            # No "sort unique" so just keep track of the last one we saw and skip it.
            # DOESN'T WORK EITHER BUT BETTER THAN BEFORE XXXXXX
            # (testing with python ./knots.py -l 18 17 6 32 6 37)  Works with more
            # symmetrical designs.
            last=None
            for h in heights:
                if h==last:
                    continue
                last=h
                mask=masks[over]
                over=1-over
                for x in range(0,self.xmodulus,2):
                    p=Point((x if not h%2 else x+1),h,self)
                    if p in self.pivots:
                        continue # Skip pivot-points.
                    tp1=transform(p.x-0.5, p.y-0.5)
                    tp2=transform(p.x-0.5, p.y+0.5)
                    tp3=transform(p.x+0.5, p.y+0.5)
                    tp4=transform(p.x+0.5, p.y-0.5)
                    tp=transform(p.x, p.y)
                    if circradius:
                        r=SVGdraw.circle(fill="black",
                                         cx=tp[0], cy=tp[1], r=0.6)
                    else:
                        angle=45 
                        r=SVGdraw.polygon(fill="black",
                                          points=[tp1,tp2,tp3,tp4],
                                          transform="rotate(%f,%f,%f)"% \
                                              (angle, tp[0], tp[1]))
                    mask.addElement(r)
                    # maingroup.addElement(r)
                    # If it's on the edge, duplicate it on the other side
                    # for ease of viewing.
                    if p.x==0 and not circradius:
                        mask.addElement(SVGdraw.rect(x=self.xmodulus-0.5,
                                                     y=p.y-0.5,
                                                     width=1, height=1,
                                                     fill="#111",
                                                     transform=
                                                     "rotate(45,%d,%d)"%
                                                     (self.xmodulus,p.y)))
        return svg