def rev_path(x1, y1, x2, y2, txt=None):
elements = []
# x1, y1 = r1.get_cx(), r1.get_cy()
# x2, y2 = r2.get_cx(), r2.get_cy(),
l = line(x1, y1, x2, y2)
elements.append(l)
style = 'stroke-width:{0};stroke:{1}'.format(16, ALUM_6)
l.set_style(style)
if txt:
x, y = middle(x1, y1, x2, y2)
style2 = StyleBuilder()
#style2.setFontFamily('envy code r')
style2.setFontFamily('arial')
style2.setFontWeight('bold')
style2.setFilling(ALUM_1)
# shift text left and up by a bit
# whole alphabet in this font is 167 px width
per_char = 167. / 26
t = text(txt, -len(txt) / 2 * per_char, 4)
t.set_style(style2.getStyle())
#import pdb; pdb.set_trace()
group = rotate([t], slope_angle(x1, y1, x2, y2))
group = translate([group], x, y)
elements.append(group)
return elements
def _get_font_style(self, size, anchor, dash_array):
style = StyleBuilder()
style.setStrokeDashArray(dash_array)
style.setFontFamily(fontfamily="Verdana")
style.setFontSize("%dpx" % size)
style.setTextAnchor(anchor)
return style
def rev_path(x1,y1, x2,y2, txt=None):
elements = []
# x1, y1 = r1.get_cx(), r1.get_cy()
# x2, y2 = r2.get_cx(), r2.get_cy(),
l = line(x1, y1,
x2, y2)
elements.append(l)
style = 'stroke-width:{0};stroke:{1}'.format(16, ALUM_6)
l.set_style(style)
if txt:
x, y = middle(x1, y1, x2, y2)
style2 = StyleBuilder()
#style2.setFontFamily('envy code r')
style2.setFontFamily('arial')
style2.setFontWeight('bold')
style2.setFilling(ALUM_1)
# shift text left and up by a bit
# whole alphabet in this font is 167 px width
per_char = 167./26
t = text(txt, -len(txt)/2*per_char, 4)
t.set_style(style2.getStyle())
#import pdb; pdb.set_trace()
group = rotate([t], slope_angle(x1, y1, x2, y2))
group = translate([group], x, y)
elements.append(group)
return elements
def _get_font_style(self, size, anchor, dash_array):
style = StyleBuilder()
style.setStrokeDashArray(dash_array)
style.setFontFamily(fontfamily="Verdana")
style.setFontSize("%dpx" % size)
style.setTextAnchor(anchor)
return style
def words(txt, family='arial', weight='bold', color=ALUM_1):
style2 = StyleBuilder()
#style2.setFontFamily('envy code r')
style2.setFontFamily('arial')
style2.setFontWeight('bold')
style2.setFilling(ALUM_1)
t = text(txt, 0, 0)
t.set_style(style2.getStyle())
return t
def words(txt, family='arial', weight='bold', color=ALUM_1):
style2 = StyleBuilder()
#style2.setFontFamily('envy code r')
style2.setFontFamily('arial')
style2.setFontWeight('bold')
style2.setFilling(ALUM_1)
t = text(txt, 0, 0)
t.set_style(style2.getStyle())
return t
def draw_tree(width, height):
global nameStyle
nameStyle = StyleBuilder()
nameStyle.setFontFamily(fontfamily=dc.nameFont)
nameStyle.setFontSize("%spt" % dc.nameFontSize)
nameStyle.setTextAnchor("left")
nameStyle = nameStyle.getStyle()
svg = Svg(width=width, height=height)
# draw nodes
for depth in depthToNames:
for name in depthToNames[depth]:
node = nameToNode[name]
draw_node(svg, node, name)
# draw branches
for depth in depthToNames:
for name in depthToNames[depth]:
node = nameToNode[name]
isLeaf = (node.children == [])
if (isLeaf): continue
numChildren = len(node.children)
for (i, child) in enumerate(node.children):
rootFrac = 0.4 + (0.2 * i) / (numChildren - 1)
sinkFrac = 0.5
if (orientation == "T2B"):
(rootX, rootY) = (node.x + rootFrac * dc.nodeWdt,
node.y + dc.nodeHgt)
(sinkX, sinkY) = (child.x + sinkFrac * dc.nodeWdt, child.y)
draw_vert_branch(svg, "%s_branch_%d" % (name, i), rootX,
rootY, sinkX, sinkY)
else: # if (orientation == "L2R"):
(rootX, rootY) = (node.x + dc.nodeWdt,
node.y + rootFrac * dc.nodeHgt)
(sinkX, sinkY) = (child.x, child.y + sinkFrac * dc.nodeHgt)
draw_horz_branch(svg, "%s_branch_%d" % (name, i), rootX,
rootY, sinkX, sinkY)
return svg
def command(num_txt, cmd, explanation, color):
x = 0
y = 0
elems = [scale(num(num_txt, color), 2)]
cmd_txt = text(cmd, x + 40, y + 12)
s = StyleBuilder()
s.setFontWeight('bold')
s.setFontFamily('Bitstream Vera Sans Mono')
cmd_txt.set_style(s.getStyle())
elems.append(cmd_txt)
exp_txt = text(explanation, x + 45, y + 27)
s = StyleBuilder()
#s.setFontWeight('bold')
s.setFontFamily('Bitstream Vera Serif')
s.setFontSize('10px')
exp_txt.set_style(s.getStyle())
elems.append(exp_txt)
return elems
def command(num_txt, cmd, explanation, color):
x = 0
y = 0
elems = [scale(num(num_txt, color), 2)]
cmd_txt = text(cmd, x+40, y+12)
s = StyleBuilder()
s.setFontWeight('bold')
s.setFontFamily('Bitstream Vera Sans Mono')
cmd_txt.set_style(s.getStyle())
elems.append(cmd_txt)
exp_txt = text(explanation, x+45, y+27)
s = StyleBuilder()
#s.setFontWeight('bold')
s.setFontFamily('Bitstream Vera Serif')
s.setFontSize('10px')
exp_txt.set_style(s.getStyle())
elems.append(exp_txt)
return elems
def num(txt, color):
txt = str(txt)
elems = []
r = rect(0, 0, 16, 16)
s = StyleBuilder()
s.setFilling(color)
r.set_style(s.getStyle())
elems.append(r)
if txt:
style2 = StyleBuilder()
#style2.setFontFamily('envy code r')
style2.setFontFamily('arial')
style2.setFontWeight('bold')
style2.setFilling(ALUM_1)
# shift text left and up by a bit
if len(txt) == 1:
x = 5
elif len(txt) == 2:
x = 1.5
t = text(txt, x, 12.5)
t.set_style(style2.getStyle())
elems.append(t)
return elems
def num(txt, color):
txt = str(txt)
elems = []
r = rect(0, 0, 16, 16)
s = StyleBuilder()
s.setFilling(color)
r.set_style(s.getStyle())
elems.append(r)
if txt:
style2 = StyleBuilder()
#style2.setFontFamily('envy code r')
style2.setFontFamily('arial')
style2.setFontWeight('bold')
style2.setFilling(ALUM_1)
# shift text left and up by a bit
if len(txt) == 1:
x = 5
elif len(txt) == 2:
x = 1.5
t = text(txt, x, 12.5)
t.set_style(style2.getStyle())
elems.append(t)
return elems
def draw_tree():
if (dc.nameFontSize < 16):
scale = dc.nameFontSize / 16.0
nameCapsHgt = dc.nameCapsHgt * scale
nameDescHgt = dc.nameDescHgt * scale
nameFontLineHgt = dc.nameFontLineHgt * scale
nameStyle = StyleBuilder()
nameStyle.setFontFamily(fontfamily=dc.nameFont)
nameStyle.setFontSize("%spt" % dc.nameFontSize)
nameStyle.setTextAnchor("left")
nameStyle = nameStyle.getStyle()
svg = Svg()
# draw nodes
for depth in depthToNames:
for name in depthToNames[depth]:
node = nameToNode[name]
isLeaf = (node.left == None)
yLine = node.y + nameCapsHgt + 1
ob = SvgRect(node.x,
node.y,
dc.nodeWidth,
dc.nodeHeight,
id="%s_box" % name)
ob.set_stroke(dc.lineColor)
ob.set_stroke_width(dc.lineThickness)
if (isLeaf): ob.set_fill(dc.leafFillColor)
else: ob.set_fill(dc.nodeFillColor)
svg.addElement(ob)
ob = SvgText("%s" % name, node.x + 1, yLine, id="%s_name" % node)
ob.set_style(nameStyle)
svg.addElement(ob)
yLine += nameFontLineHgt
if (hasattr(node, "bitsUnion")):
ob = SvgText("U:" +
bits_to_string(node.numBits, node.bitsUnion),
node.x + 1,
yLine,
id="%s_Bunion" % node)
ob.set_style(nameStyle)
svg.addElement(ob)
yLine += nameFontLineHgt
if (hasattr(node, "bitsIntersection")):
ob = SvgText(
"I:" + bits_to_string(node.numBits, node.bitsIntersection),
node.x + 1,
yLine,
id="%s_Bintersection" % node)
ob.set_style(nameStyle)
svg.addElement(ob)
yLine += nameFontLineHgt
if (hasattr(node, "bitsAll")):
ob = SvgText("A:" + bits_to_string(node.numBits, node.bitsAll),
node.x + 1,
yLine,
id="%s_Ball" % node)
ob.set_style(nameStyle)
svg.addElement(ob)
yLine += nameFontLineHgt
if (hasattr(node, "bitsSome")):
ob = SvgText("S:" +
bits_to_string(node.numBits, node.bitsSome),
node.x + 1,
yLine,
id="%s_Bsome" % node)
ob.set_style(nameStyle)
svg.addElement(ob)
yLine += nameFontLineHgt
# draw branches
for depth in depthToNames:
for name in depthToNames[depth]:
node = nameToNode[name]
if (node.left == None): continue
(leftStartX, leftStartY) = (node.x + 0.4 * dc.nodeWidth,
node.y + dc.nodeHeight)
(rightStartX, rightStartY) = (node.x + 0.6 * dc.nodeWidth,
node.y + dc.nodeHeight)
(leftEndX, leftEndY) = (node.left.x + 0.5 * dc.nodeWidth,
node.right.y)
(rightEndX, rightEndY) = (node.right.x + 0.5 * dc.nodeWidth,
node.right.y)
draw_branch(svg, "%s_left_branch" % node, leftStartX, leftStartY,
leftEndX, leftEndY)
draw_branch(svg, "%s_right_branch" % node, rightStartX,
rightStartY, rightEndX, rightEndY)
return svg
class NodeRenderer(object):
def __init__(self, conf):
self.__shapeBuilder = ShapeBuilder()
self.__fontSize = conf['frame']['font']['size'];
self.__fontFamily = conf['frame']['font']['name'];
self.__alignment = conf['frame']['font']['align'];
self.__frameThickness = conf['frame']['thickness'];
self.__frameWidth = conf['frame']['width'];
self.__framePadding = conf['frame']['padding'];
self.__separatorWidth = conf['frame']['separator']['width'];
self.__textStyle = StyleBuilder()
self.__textStyle.setFontFamily(self.__fontFamily)
self.__textStyle.setFontSize(self.__fontSize.__str__() + 'px')
self.__LINE_SEPARATOR = 5;
self.__resolver = BBCodeResolver();
def __createLines(self, values):
result = [];
for value in values:
if isinstance(value, basestring):
lines = self.__resolver.resolveString(value);
if isinstance(lines, list):
for line in lines:
result.append(line);
elif isinstance(value, int):
result.append(value);
else:
assert 1 == 2
return result;
def __determineLineHeight(self, isSeparator):
if isSeparator:
return self.__separatorWidth + self.__LINE_SEPARATOR;
else:
return self.__fontSize + self.__LINE_SEPARATOR;
def __determineContainterHeight(self, lines):
#TODO wrapping!
height = 0;
for line in lines:
if isinstance(line, int):
height = height + self.__determineLineHeight(True);
else:
height = height + self.__determineLineHeight(False);
return height + 2 * self.__framePadding;
def __prepareNodeContainer(self, startX, startY, width, height, isReference):
nodeGroup = g()
nodeGroup.set_style(self.__textStyle.getStyle())
if isReference:
color = 'gray';
else:
color = 'white';
rect = self.__shapeBuilder.createRect(startX, startY, width, height, strokewidth = self.__frameThickness, stroke='black', fill=color)
nodeGroup.addElement(rect)
return nodeGroup;
def render(self, node, startX, startY, isReference = False):
if node['type'] != 'node':
raise Exception("Wrong input object. Expected type: 'node'");
lines = self.__createLines(node['value']);
height = self.__determineContainterHeight(lines);
nodeContainer = self.__prepareNodeContainer(startX, startY, self.__frameWidth, height, isReference)
y = startY + self.__framePadding;
for line in lines:
if isinstance(line, int): # if int, then render horizontal line
lineHeight = self.__determineLineHeight(True);
x = startX;
separatorObj = self.__shapeBuilder.createLine(x, y, x + self.__frameWidth, y, strokewidth = self.__separatorWidth)
nodeContainer.addElement(separatorObj)
elif isinstance(line, list): #list, because line is list of bbcoded spans
lineHeight = self.__determineLineHeight(False);
x = startX + self.__framePadding;
txtObj = text(None, x, y + self.__fontSize);
for txt in line:
span = tspan();
span.appendTextContent(txt.getText());
span.setAttribute("style", txt.getStyle())
txtObj.addElement(span)
nodeContainer.addElement(txtObj)
else:
raise Exception("unsupported value type")
y = y + lineHeight;
return nodeContainer;
#pseudo static method
def getNodeHeight(self, node):
lines = self.__createLines(node['value']);
return self.__determineContainterHeight(lines);