def buildNodeImage(self,node):
self.buildCounterNode+=1
node['name'] = node['name'].encode("utf-8")
print "{0:.2f}".format(self.buildCounterNode / (self.buildCounterNodeTotal) * 100)," percent complete of this batch \r",
scale = self.scaleFactor
#if node['size'] > 10:
#cale = 4.75
#if node['size'] < 900:
# scale = 4
circleHeight = int(float(node['size'])*scale)
circleWidth = int(float(node['size'])*scale)
canvasHeight = int(circleHeight *2)
canvasWidth = int(circleWidth* 2)
im = Image(Geometry(10,10), 'transparent')
fontsize = self.returnFontSize(canvasHeight)
im.fontPointsize(fontsize)
tm = TypeMetric()
im.fontTypeMetrics(node['name'], tm)
if tm.textWidth() > canvasWidth:
canvasWidth = int(tm.textWidth()) + 5
im = Image(Geometry(canvasWidth,canvasHeight), 'transparent')
im.density("72x72")
im.magick('RGB')
im.resolutionUnits(ResolutionType.PixelsPerInchResolution)
im.strokeAntiAlias(True)
color = (node['rgb'][0],node['rgb'][1],node['rgb'][2])
color = self.rgb_to_hex( color )
im.fillColor(color);
im.strokeWidth(2);
if circleWidth <= 20:
im.strokeColor("transparent");
else:
im.strokeColor("black");
if circleWidth <= 50:
im.strokeWidth(1);
circle = DrawableCircle( canvasWidth/2 , canvasHeight/2, (canvasWidth/2) + (circleWidth/2), (canvasHeight/2) + (circleHeight/2))
im.draw(circle)
im.fillColor("white");
im.strokeColor("black");
im.strokeWidth(1);
fontsize = self.returnFontSize(canvasHeight)
im.fontPointsize(fontsize)
tm = TypeMetric()
im.fontTypeMetrics(node['name'], tm)
textWidth = tm.textWidth()
textHeight = tm.textHeight()
if fontsize <= 30:
im.strokeColor("transparent")
text = DrawableText((canvasWidth / 2) - (textWidth/2), canvasHeight/2 + 6 , node['name'])
im.draw(text)
im.write(self.dataCircles + str(node['id']) + '.png')
def calculate_caps_height(self, font_size):
self.base_image.fontPointsize(font_size)
tm = TypeMetric()
self.base_image.fontTypeMetrics('X', tm)
return tm.textHeight()
DrawableText, DrawableList, DrawableGravity, GravityType
im = Image(Geometry(600, 600), Color("transparent"))
im.fontPointsize(30)
im.fillColor(Color("#f010f0"))
im.strokeColor(Color("transparent"))
im.font("Vera.ttf")
dl = DrawableList()
dl.append(DrawableGravity(GravityType.CenterGravity))
dl.append(DrawableText(0, 0, "center"))
tm = TypeMetric()
im.fontTypeMetrics("northn", tm)
font_height = tm.textHeight()
dl.append(DrawableGravity(GravityType.NorthGravity))
dl.append(DrawableText(0, font_height / 2., "north"))
dl.append(DrawableGravity(GravityType.WestGravity))
dl.append(DrawableText(0, 0, "west"))
dl.append(DrawableGravity(GravityType.EastGravity))
dl.append(DrawableText(0, 0, "east"))
dl.append(DrawableText(0, 20, "east-long"))
dl.append(DrawableGravity(GravityType.SouthGravity))
dl.append(DrawableText(0, 0, "south"))
dl.append(DrawableGravity(GravityType.NorthWestGravity))
dl.append(DrawableText(0, font_height / 2., "north-west"))
