mirror of
https://github.com/scratchfoundation/paper.js.git
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98 lines
3.9 KiB
JavaScript
98 lines
3.9 KiB
JavaScript
/*
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* Paper.js - The Swiss Army Knife of Vector Graphics Scripting.
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* http://paperjs.org/
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*
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* Copyright (c) 2011 - 2016, Juerg Lehni & Jonathan Puckey
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* http://scratchdisk.com/ & http://jonathanpuckey.com/
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*
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* Distributed under the MIT license. See LICENSE file for details.
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*
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* All rights reserved.
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*/
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QUnit.module('Item Bounds');
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test('item.bounds caching', function() {
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var circle = new Path.Circle(new Point(100, 100), 50);
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var rectangle = new Path.Rectangle(new Point(75, 75), new Point(175, 175));
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var group = new Group([circle, rectangle]);
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equals(group.bounds, new Rectangle(50, 50, 125, 125), 'group.bounds');
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rectangle.remove();
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equals(function() {
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return group.children.length;
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}, 1);
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equals(group.bounds, new Rectangle(50, 50, 100, 100), 'group.bounds without rectangle');
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group.addChild(rectangle);
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equals(function() {
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return group.children.length;
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}, 2);
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equals(group.bounds, new Rectangle(50, 50, 125, 125), 'group.bounds with rectangle');
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circle.remove();
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equals(function() {
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return group.children.length;
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}, 1);
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equals(group.bounds, new Rectangle(75, 75, 100, 100), 'group.bounds without circle');
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group.addChild(circle);
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equals(function() {
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return group.children.length;
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}, 2);
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equals(group.bounds, new Rectangle(50, 50, 125, 125), 'group.bounds with circle');
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});
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test('group.bounds when group contains empty group', function() {
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var group = new Group();
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var rectangle = new Path.Rectangle(new Point(75, 75), new Point(175, 175));
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group.addChild(rectangle);
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equals(group.bounds, new Rectangle(75, 75, 100, 100), 'group.bounds without empty group');
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group.addChild(new Group());
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equals(group.bounds, new Rectangle(75, 75, 100, 100), 'group.bounds with empty group');
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});
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test('group.bounds and position after children were modified', function() {
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var group = new Group();
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var rectangle = new Path.Rectangle(new Point(100, 100), new Point(200, 200));
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group.addChild(rectangle);
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equals(group.bounds, new Rectangle(100, 100, 100, 100), 'group.bounds before change');
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equals(group.position, new Point(150, 150), 'group.position before change');
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rectangle.firstSegment.point = [0, 0];
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equals(group.bounds, new Rectangle(0, 0, 200, 200), 'group.bounds after change');
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equals(group.position, new Point(100, 100), 'group.position after change');
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});
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test('group.bounds when containing empty path first', function() {
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var group = new Group();
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var path = new Path();
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group.addChild(path);
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equals(group.bounds, new Rectangle(0, 0, 0, 0), 'group.bounds with empty path');
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path.moveTo([75, 75]);
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path.lineTo([175, 175]);
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equals(group.bounds, new Rectangle(75, 75, 100, 100), 'group.bounds after adding segments to path');
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});
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test('path.bounds when contained in a transformed group', function() {
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var path = new Path([10, 10], [60, 60]);
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var group = new Group([path]);
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equals(path.bounds, new Rectangle(10, 10, 50, 50), 'path.bounds before group translation');
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group.translate(100, 100);
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equals(path.bounds, new Rectangle(110, 110, 50, 50), 'path.bounds after group translation');
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});
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test('shape.strokeBounds when scaled with strokeScaling set to false', function(){
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var shape = new Shape.Rectangle({
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point: [5, 5],
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size: [20, 20],
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strokeScaling: false,
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strokeColor: 'black',
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strokeWidth: 10
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});
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equals(shape.strokeBounds, new Rectangle(0, 0, 30, 30), 'shape.strokeBounds before scaling');
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shape.scale(2, 2, [5, 5]);
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equals(shape.strokeBounds, new Rectangle(0, 0, 50, 50), 'shape.strokeBounds after scaling');
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});
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test('text.bounds', function() {
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var text = new PointText(new Point(50, 100));
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text.fillColor = 'black';
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text.content = 'This is a test';
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equals(text.bounds, new Rectangle(50, 89.2, 67, 14.4), 'text.bounds', { tolerance: 1 });
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});
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