/* * Paper.js - The Swiss Army Knife of Vector Graphics Scripting. * http://paperjs.org/ * * Copyright (c) 2011 - 2016, Juerg Lehni & Jonathan Puckey * http://scratchdisk.com/ & http://jonathanpuckey.com/ * * Distributed under the MIT license. See LICENSE file for details. * * All rights reserved. */ module('Path Boolean Operations'); test('path.unite(); #609', function() { // https://github.com/paperjs/paper.js/issues/609 // path1 and path2 are half circles, applying unite should result in a circle var path1 = new Path(); path1.moveTo(new Point(100, 100)); path1.arcTo(new Point(100, 200)); path1.closePath(); var path2 = new Path(); path2.moveTo(new Point(100, 200)); path2.arcTo(new Point(100, 100)); path2.closePath(); var result = path1.unite(path2); result.fillColor = 'blue'; var expected = new Path({ pathData: 'M150,150c0,27.61424 -22.38576,50 -50,50c-27.61424,0 -50,-22.38576 -50,-50c0,-27.61424 22.38576,-50 50,-50c27.61424,0 50,22.38576 50,50z', fillColor: 'blue' }); equals(result, expected, 'path1.unite(path2);', { rasterize: true }); }); test('ring.subtract(square); #610', function() { // https://github.com/paperjs/paper.js/issues/610 var square = new Path.Rectangle({ position: [140, 0], size: 300 }); // Make a ring using subtraction of two circles: var inner = new Path.Circle({ center: [0, 0], radius: 100 }); var outer = new Path.Circle({ center: [0, 0], radius: 132 }); var ring = outer.subtract(inner); var result = ring.subtract(square); result.fillColor = 'blue'; var expected = new Path({ pathData: 'M-132,0c0,-69.53737 53.7698,-126.51614 122,-131.62689l0,32.12064c-50.53323,5.01724 -90,47.65277 -90,99.50625c0,51.85348 39.46677,94.489 90,99.50625l0,32.12064c-68.2302,-5.11075 -122,-62.08951 -122,-131.62689z', fillColor: 'blue' }); equals(result, expected, 'ring.subtract(square);', { rasterize: true }); }); test('circle.subtract(arc); #719', function() { // https://github.com/paperjs/paper.js/issues/719 var radius = 50; var circle = new Path.Circle([0, 0], radius); circle.fillColor = 'blue'; var arc = new Path.Arc([0, -radius], [radius, 0], [0, radius]) arc.fillColor = 'blue'; arc.closed = true; arc.pivot = arc.bounds.leftCenter; var result = circle.subtract(arc); // Rotate the arc by 180 to receive the expected shape to compare against arc.rotate(180); equals(result, arc, 'circle.subtract(arc);', { rasterize: true }); }); test('compoundPath.intersect(rect);', function() { var compoundPath = new CompoundPath(); compoundPath.addChild(new Path.Rectangle(new Point(140, 10), [100, 300])); compoundPath.addChild(new Path.Rectangle(new Point(150, 80), [50, 80])); compoundPath.fillColor = 'blue'; var rect = new Path.Rectangle(new Point(50, 50), [100, 150]); var result = compoundPath.intersect(rect); var expected = new Path({ pathData: 'M140,50l10,0l0,150l-10,0z', fillColor: 'blue' }); equals(result, expected, 'compoundPath.intersect(rect);', { rasterize: true }); }); test('multiple exclusions', function() { var shape0 = new Path.Rectangle({ insert: false, point: [304, 226], size: [328, 328], fillColor: 'blue' }); var shape1 = new Path({ insert: false, segments: [ [213.5, 239], [476.5, 279], [716, 233.5], [469, 74] ], closed: true }); var res1 = shape0.exclude(shape1); var shape2 = new Path.Rectangle({ insert: false, point: [174, 128], size: [309, 251] }); var res2 = res1.exclude(shape2); // shape3 var shape3 = new Path.Rectangle({ insert: false, point: [318, 148], size: [302, 302] }); // exclude res2 & shape3 var result = res2.exclude(shape3); var expected = new CompoundPath({ pathData: 'M304,554l0,-175l14,0l0,71l302,0l0,-198.262l12,-2.27975l0,304.54175z M318,379l165,0l0,-101.23486l137,-26.02714l0,-25.738l-137,0l0,-78l-128.58788,0l-36.41212,23.51468l0,54.48532l165,0l0,51.76514l-6.5,1.23486l-158.5,-24.10646z M174,379l0,-251l211.38182,0l-30.9697,20l-36.41212,0l0,23.51468l-104.5,67.48532l90.5,13.76426l0,-26.76426l14,0l0,28.89354l-14,-2.12928l0,126.23574z M385.38182,128l83.61818,-54l114.59561,74l-100.59561,0l0,-20z M583.59561,148l36.40439,23.5081l0,-23.5081z M620,171.5081l96,61.9919l-84,15.95825l0,-23.45825l-12,0z', fillColor: 'blue' }); equals(result, expected, 'res2.exclude(shape3);', { rasterize: true }); })