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#!/bin/env python #Copyright ReportLab Europe Ltd. 2000-2017 #see license.txt for license details #history https://hg.reportlab.com/hg-public/reportlab/log/tip/src/reportlab/graphics/testdrawings.py __version__='3.3.0' __doc__="""Defines some standard drawings to use as test cases This contains a number of routines to generate test drawings for reportlab/graphics. For now they are contrived, but we will expand them to try and trip up any parser. Feel free to add more. """ from reportlab.graphics.shapes import * from reportlab.lib import colors def getDrawing1(): """Hello World, on a rectangular background""" D = Drawing(400, 200) D.add(Rect(50, 50, 300, 100, fillColor=colors.yellow)) #round corners D.add(String(180,100, 'Hello World', fillColor=colors.red)) return D def getDrawing2(): """This demonstrates the basic shapes. There are no groups or references. Each solid shape should have a purple fill.""" D = Drawing(400, 200) #, fillColor=colors.purple) D.add(Line(10,10,390,190)) D.add(Circle(100,100,20, fillColor=colors.purple)) D.add(Circle(200,100,20, fillColor=colors.purple)) D.add(Circle(300,100,20, fillColor=colors.purple)) D.add(Wedge(330,100,40, -10,40, fillColor=colors.purple)) D.add(PolyLine([120,10,130,20,140,10,150,20,160,10, 170,20,180,10,190,20,200,10])) D.add(Polygon([300,20,350,20,390,80,300,75, 330, 40])) D.add(Ellipse(50, 150, 40, 20)) D.add(Rect(120, 150, 60, 30, strokeWidth=10, strokeColor=colors.red, fillColor=colors.yellow)) #square corners D.add(Rect(220, 150, 60, 30, 10, 10)) #round corners D.add(String(10,50, 'Basic Shapes', fillColor=colors.black)) return D ##def getDrawing2(): ## """This drawing uses groups. Each group has two circles and a comment. ## The line style is set at group level and should be red for the left, ## bvlue for the right.""" ## D = Drawing(400, 200) ## ## Group1 = Group() ## ## Group1.add(String(50, 50, 'Group 1', fillColor=colors.black)) ## Group1.add(Circle(75,100,25)) ## Group1.add(Circle(125,100,25)) ## D.add(Group1) ## ## Group2 = Group( ## String(250, 50, 'Group 2', fillColor=colors.black), ## Circle(275,100,25), ## Circle(325,100,25)#, ##def getDrawing2(): ## """This drawing uses groups. Each group has two circles and a comment. ## The line style is set at group level and should be red for the left, ## bvlue for the right.""" ## D = Drawing(400, 200) ## ## Group1 = Group() ## ## Group1.add(String(50, 50, 'Group 1', fillColor=colors.black)) ## Group1.add(Circle(75,100,25)) ## Group1.add(Circle(125,100,25)) ## D.add(Group1) ## ## Group2 = Group( ## String(250, 50, 'Group 2', fillColor=colors.black), ## Circle(275,100,25), ## Circle(325,100,25)#, ## ## #group attributes ## #strokeColor=colors.blue ## ) ## D.add(Group2) ## return D ## ## ##def getDrawing3(): ## """This uses a named reference object. The house is a 'subroutine' ## the basic brick colored walls are defined, but the roof and window ## color are undefined and may be set by the container.""" ## ## D = Drawing(400, 200, fill=colors.bisque) ## ## ## House = Group( ## Rect(2,20,36,30, fill=colors.bisque), #walls ## Polygon([0,20,40,20,20,5]), #roof ## Rect(8, 38, 8, 12), #door ## Rect(25, 38, 8, 7), #window ## Rect(8, 25, 8, 7), #window ## Rect(25, 25, 8, 7) #window ## ## ) ## D.addDef('MyHouse', House) ## ## # one row all the same color ## D.add(String(20, 40, 'British Street...',fill=colors.black)) ## for i in range(6): ## x = i * 50 ## D.add(NamedReference('MyHouse', ## House, ## transform=translate(x, 40), ## fill = colors.brown ## ) ## ) ## ## # now do a row all different ## D.add(String(20, 120, 'Mediterranean Street...',fill=colors.black)) ## x = 0 ## for color in (colors.blue, colors.yellow, colors.orange, ## colors.red, colors.green, colors.chartreuse): ## D.add(NamedReference('MyHouse', ## House, ## transform=translate(x,120), ## fill = color, ## ) ## ) ## x = x + 50 ## #..by popular demand, the mayor gets a big one at the end ## D.add(NamedReference('MyHouse', ## House, ## transform=mmult(translate(x,110), scale(1.2,1.2)), ## fill = color, ## ) ## ) ## ## ## return D ## ##def getDrawing4(): ## """This tests that attributes are 'unset' correctly when ## one steps back out of a drawing node. All the circles are part of a ## group setting the line color to blue; the second circle explicitly ## sets it to red. Ideally, the third circle should go back to blue.""" ## D = Drawing(400, 200) ## ## ## G = Group( ## Circle(100,100,20), ## Circle(200,100,20, stroke=colors.blue), ## Circle(300,100,20), ## stroke=colors.red, ## stroke_width=3, ## fill=colors.aqua ## ) ## D.add(G) ## ## ## D.add(String(10,50, 'Stack Unwinding - should be red, blue, red')) ## ## return D ## ## ##def getDrawing5(): ## """This Rotates Coordinate Axes""" ## D = Drawing(400, 200) ## ## ## ## Axis = Group( ## Line(0,0,100,0), #x axis ## Line(0,0,0,50), # y axis ## Line(0,10,10,10), #ticks on y axis ## Line(0,20,10,20), ## Line(0,30,10,30), ## Line(0,40,10,40), ## Line(10,0,10,10), #ticks on x axis ## Line(20,0,20,10), ## Line(30,0,30,10), ## Line(40,0,40,10), ## Line(50,0,50,10), ## Line(60,0,60,10), ## Line(70,0,70,10), ## Line(80,0,80,10), ## Line(90,0,90,10), ## String(20, 35, 'Axes', fill=colors.black) ## ) ## ## D.addDef('Axes', Axis) ## ## D.add(NamedReference('Axis', Axis, ## transform=translate(10,10))) ## D.add(NamedReference('Axis', Axis, ## transform=mmult(translate(150,10),rotate(15))) ## ) ## return D ## ##def getDrawing6(): ## """This Rotates Text""" ## D = Drawing(400, 300, fill=colors.black) ## ## xform = translate(200,150) ## C = (colors.black,colors.red,colors.green,colors.blue,colors.brown,colors.gray, colors.pink, ## colors.lavender,colors.lime, colors.mediumblue, colors.magenta, colors.limegreen) ## ## for i in range(12): ## D.add(String(0, 0, ' - - Rotated Text', fill=C[i%len(C)], transform=mmult(xform, rotate(30*i)))) ## ## return D ## ##def getDrawing7(): ## """This defines and tests a simple UserNode0 (the trailing zero denotes ## an experimental method which is not part of the supported API yet). ## Each of the four charts is a subclass of UserNode which generates a random ## series when rendered.""" ## ## class MyUserNode(UserNode0): ## import whrandom, math ## ## ## def provideNode(self, sender): ## """draw a simple chart that changes everytime it's drawn""" ## # print "here's a random number %s" % self.whrandom.random() ## #print "MyUserNode.provideNode being called by %s" % sender ## g = Group() ## #g._state = self._state # this is naughty ## PingoNode.__init__(g, self._state) # is this less naughty ? ## w = 80.0 ## h = 50.0 ## g.add(Rect(0,0, w, h, stroke=colors.black)) ## N = 10.0 ## x,y = (0,h) ## dx = w/N ## for ii in range(N): ## dy = (h/N) * self.whrandom.random() ## g.add(Line(x,y,x+dx, y-dy)) ## x = x + dx ## y = y - dy ## return g ## ## D = Drawing(400,200, fill=colors.white) # AR - same size as others ## ## D.add(MyUserNode()) ## ## graphcolor= [colors.green, colors.red, colors.brown, colors.purple] ## for ii in range(4): ## D.add(Group( MyUserNode(stroke=graphcolor[ii], stroke_width=2), ## transform=translate(ii*90,0) )) ## ## #un = MyUserNode() ## #print un.provideNode() ## return D ## ##def getDrawing8(): ## """Test Path operations--lineto, curveTo, etc.""" ## D = Drawing(400, 200, fill=None, stroke=colors.purple, stroke_width=2) ## ## xform = translate(200,100) ## C = (colors.black,colors.red,colors.green,colors.blue,colors.brown,colors.gray, colors.pink, ## colors.lavender,colors.lime, colors.mediumblue, colors.magenta, colors.limegreen) ## p = Path(50,50) ## p.lineTo(100,100) ## p.moveBy(-25,25) ## p.curveTo(150,125, 125,125, 200,50) ## p.curveTo(175, 75, 175, 98, 62, 87) ## ## ## D.add(p) ## D.add(String(10,30, 'Tests of path elements-lines and bezier curves-and text formating')) ## D.add(Line(220,150, 220,200, stroke=colors.red)) ## D.add(String(220,180, "Text should be centered", text_anchor="middle") ) ## ## ## return D if __name__=='__main__': print(__doc__)