mirror of
https://github.com/konvajs/konva.git
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717 lines
17 KiB
TypeScript
717 lines
17 KiB
TypeScript
import { assert } from 'chai';
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import {
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addStage,
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Konva,
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createCanvas,
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compareLayerAndCanvas,
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compareLayers,
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} from './test-utils';
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describe('Line', function () {
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// ======================================================
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it('add line', function () {
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var stage = addStage();
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var layer = new Konva.Layer();
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var line = new Konva.Line({
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stroke: 'blue',
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strokeWidth: 20,
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lineCap: 'round',
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lineJoin: 'round',
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draggable: true,
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tension: 0,
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});
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layer.add(line);
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stage.add(layer);
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line.points([1, 2, 3, 4]);
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assert.equal(line.points()[0], 1);
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line.points([5, 6, 7, 8]);
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assert.equal(line.points()[0], 5);
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line.points([73, 160, 340, 23, 340, 80]);
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assert.equal(line.points()[0], 73);
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assert.equal(line.getClassName(), 'Line');
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layer.draw();
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});
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// ======================================================
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it('test default ponts array for two lines', function () {
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var stage = addStage();
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var layer = new Konva.Layer();
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var line = new Konva.Line({
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stroke: 'blue',
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strokeWidth: 20,
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lineCap: 'round',
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lineJoin: 'round',
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draggable: true,
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});
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var redLine = new Konva.Line({
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x: 50,
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stroke: 'red',
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strokeWidth: 20,
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lineCap: 'round',
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lineJoin: 'round',
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draggable: true,
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});
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line.points([0, 1, 2, 3]);
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redLine.points([4, 5, 6, 7]);
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layer.add(line).add(redLine);
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stage.add(layer);
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assert.equal(line.points()[0], 0);
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assert.equal(redLine.points()[0], 4);
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});
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// ======================================================
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it('add dashed line', function () {
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var stage = addStage();
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var layer = new Konva.Layer();
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/*
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var points = [{
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x: 73,
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y: 160
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}, {
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x: 340,
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y: 23
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}, {
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x: 500,
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y: 109
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}, {
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x: 500,
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y: 180
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}];
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*/
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var line = new Konva.Line({
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points: [73, 160, 340, 23, 500, 109, 500, 180],
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stroke: 'blue',
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strokeWidth: 10,
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lineCap: 'round',
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lineJoin: 'round',
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draggable: true,
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dash: [30, 10, 0, 10, 10, 20],
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shadowColor: '#aaa',
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shadowBlur: 10,
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shadowOffset: {
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x: 20,
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y: 20,
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},
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//opacity: 0.2
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});
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layer.add(line);
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stage.add(layer);
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assert.equal(line.dash().length, 6);
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line.dash([10, 10]);
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assert.equal(line.dash().length, 2);
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assert.equal(line.points().length, 8);
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});
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// ======================================================
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it('add line with shadow', function () {
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const oldRatio = Konva.pixelRatio;
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Konva.pixelRatio = 1;
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var stage = addStage();
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var layer = new Konva.Layer();
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var line = new Konva.Line({
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points: [73, 160, 340, 23],
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stroke: 'blue',
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strokeWidth: 20,
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lineCap: 'round',
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lineJoin: 'round',
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shadowColor: 'black',
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shadowBlur: 20,
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shadowOffset: {
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x: 10,
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y: 10,
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},
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shadowOpacity: 0.5,
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draggable: true,
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});
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layer.add(line);
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stage.add(layer);
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var canvas = createCanvas();
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var context = canvas.getContext('2d');
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context.save();
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context.lineJoin = 'round';
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context.lineCap = 'round';
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context.lineWidth = 20;
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context.strokeStyle = 'blue';
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context.shadowColor = 'rgba(0,0,0,0.5)';
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context.shadowBlur = 20;
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context.shadowOffsetX = 10;
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context.shadowOffsetY = 10;
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context.moveTo(73, 160);
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context.lineTo(340, 23);
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context.stroke();
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// context.fill();
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context.restore();
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Konva.pixelRatio = oldRatio;
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compareLayerAndCanvas(layer, canvas, 50);
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var trace = layer.getContext().getTrace();
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assert.equal(
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trace,
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'clearRect(0,0,578,200);save();lineJoin=round;transform(1,0,0,1,0,0);shadowColor=rgba(0,0,0,0.5);shadowBlur=20;shadowOffsetX=10;shadowOffsetY=10;beginPath();moveTo(73,160);lineTo(340,23);lineCap=round;lineWidth=20;strokeStyle=blue;stroke();restore();'
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);
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});
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it('line hit test with strokeScaleEnabled = false', function () {
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var stage = addStage();
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var scale = 0.1;
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var layer = new Konva.Layer();
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var group = new Konva.Group({
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scale: {
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x: scale,
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y: scale,
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},
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});
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var line1 = new Konva.Line({
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points: [0, 0, 300, 0],
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stroke: 'red',
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strokeScaleEnabled: false,
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strokeWidth: 10,
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y: 0,
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});
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group.add(line1);
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var line2 = new Konva.Line({
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points: [0, 0, 300, 0],
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stroke: 'green',
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strokeWidth: 40 / scale,
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y: 60 / scale,
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});
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group.add(line2);
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layer.add(group);
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stage.add(layer);
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var shape = layer.getIntersection({
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x: 10,
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y: 60,
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});
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assert.equal(shape, line2, 'second line detected');
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shape = layer.getIntersection({
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x: 10,
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y: 4,
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});
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assert.equal(shape, line1, 'first line detected');
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});
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it('line get size', function () {
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var stage = addStage();
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var layer = new Konva.Layer();
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var line = new Konva.Line({
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points: [73, 160, 340, 23, 500, 109, 500, 180],
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stroke: 'blue',
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strokeWidth: 10,
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});
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layer.add(line);
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stage.add(layer);
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assert.deepEqual(line.size(), {
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width: 500 - 73,
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height: 180 - 23,
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});
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});
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it('getSelfRect', function () {
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var stage = addStage();
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var layer = new Konva.Layer();
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var blob = new Konva.Line({
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x: 50,
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y: 50,
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points: [-25, 50, 250, -30, 150, 50, 250, 110],
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stroke: 'blue',
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strokeWidth: 10,
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draggable: true,
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fill: '#aaf',
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closed: true,
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});
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layer.add(blob);
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stage.add(layer);
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assert.deepEqual(blob.getSelfRect(), {
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x: -25,
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y: -30,
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width: 275,
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height: 140,
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});
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});
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it('getClientRect', function () {
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var stage = addStage();
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var layer = new Konva.Layer();
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var poly = new Konva.Line({
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x: 0,
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y: 0,
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points: [-100, 0, +100, 0, +100, 100, -100, 100],
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closed: true,
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fill: '#0f0',
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});
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stage.position({
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x: 150,
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y: 50,
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});
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layer.add(poly);
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stage.add(layer);
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var rect = layer.getClientRect({ relativeTo: stage as any });
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assert.deepEqual(rect, {
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x: -100,
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y: 0,
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width: 200,
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height: 100,
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});
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});
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it('getClientRect with tension', function () {
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var stage = addStage();
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stage.draggable(true);
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var layer = new Konva.Layer();
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var line = new Konva.Line({
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x: 0,
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y: 0,
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points: [75, 75, 100, 200, 300, 140],
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tension: 0.5,
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stroke: '#0f0',
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});
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layer.add(line);
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var client = line.getClientRect();
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var rect = new Konva.Rect(Konva.Util._assign({ stroke: 'red' }, client));
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layer.add(rect);
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stage.add(layer);
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assert.equal(Math.round(client.x), 56, 'check x');
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assert.equal(Math.round(client.y), 74, 'check y');
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assert.equal(Math.round(client.width), 245, 'check width');
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assert.equal(Math.round(client.height), 147, 'check height');
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});
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it('getClientRect with tension 2', function () {
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var stage = addStage();
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stage.draggable(true);
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var layer = new Konva.Layer();
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var line = new Konva.Line({
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x: 0,
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y: 0,
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points: [
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494.39880507841673,
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795.3696788648244,
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494.49880507841675,
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795.4696788648245,
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494.39880507841673,
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796.8633308439133,
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489.9178491411501,
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798.3569828230022,
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480.95593726661684,
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802.8379387602688,
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467.513069454817,
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810.3061986557132,
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451.0828976848394,
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820.7617625093353,
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433.15907393577294,
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832.7109783420462,
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415.2352501867065,
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846.1538461538461,
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398.8050784167289,
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859.596713965646,
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383.8685586258402,
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871.545929798357,
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374.90664675130694,
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880.5078416728902,
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371.9193427931292,
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883.4951456310679,
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371.9193427931292,
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883.4951456310679,
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371.9193427931292,
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883.4951456310679,
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376.40029873039583,
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882.0014936519791,
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395.8177744585511,
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876.0268857356235,
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443.6146377893951,
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856.6094100074682,
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507.84167289021656,
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838.6855862584017,
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551.1575802837939,
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825.2427184466019,
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624.3465272591486,
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807.3188946975355,
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696.0418222554144,
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789.395070948469,
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758.7752053771471,
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777.445855115758,
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820.0149365197909,
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771.4712471994025,
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821.5085884988797,
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771.4712471994025,
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820.0149365197909,
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775.9522031366691,
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799.1038088125466,
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790.8887229275579,
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825.2427184466019,
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652.7259148618372,
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871.545929798357,
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397.31142643764,
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1032.8603435399552,
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400.29873039581776,
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1038.8349514563106,
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415.2352501867065,
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1043.3159073935774,
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463.0321135175504,
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1043.3159073935774,
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563.1067961165048,
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1032.8603435399552,
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787.1545929798357,
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1069.4548170276325,
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1013.4428678117998,
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1076.923076923077,
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1013.4428678117998,
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1053.7714712471993,
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888.722927557879,
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1079.1635548917102,
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761.7625093353248,
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1116.504854368932,
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672.1433905899925,
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1150.858849887976,
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628.8274831964152,
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1171.7699775952203,
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615.3846153846154,
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1180.7318894697535,
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615.3846153846154,
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1182.2255414488425,
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618.3719193427931,
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1183.7191934279313,
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633.3084391336819,
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1182.2255414488425,
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687.0799103808812,
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1171.7699775952203,
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775.2053771471248,
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1150.858849887976,
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902.1657953696788,
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1116.504854368932,
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990.2912621359224,
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1091.1127707244211,
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1082.8976848394325,
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1062.7333831217327,
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1133.681852128454,
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1046.303211351755,
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1144.1374159820762,
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1041.8222554144884,
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1144.1374159820762,
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1041.8222554144884,
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1141.1501120238984,
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1041.8222554144884,
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1117.2516803584765,
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1043.3159073935774,
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1082.8976848394325,
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1046.303211351755,
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1008.2150858849888,
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1062.7333831217327,
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917.1023151605675,
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1092.6064227035101,
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1117.9985063480208,
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1152.352501867065,
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1176.250933532487,
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1189.6938013442868,
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793.1292008961912,
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1198.65571321882,
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1206.1239731142643,
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1216.5795369678865,
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1228.5287528005974,
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1148.6183719193427,
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1228.5287528005974,
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1314.4137415982075,
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1225.5414488424196,
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1326.3629574309186,
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1225.5414488424196,
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1326.3629574309186,
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1225.5414488424196,
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1314.4137415982075,
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1228.5287528005974,
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1272.591486183719,
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1237.4906646751306,
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1197.9088872292755,
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1247.9462285287527,
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1105.3024645257656,
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1270.3510082150858,
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1048.5436893203882,
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1286.7811799850635,
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1024.6452576549664,
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1295.7430918595967,
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|
1006.7214339058999,
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1306.1986557132188,
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1000.7468259895444,
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1313.6669156086632,
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1000.7468259895444,
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1315.160567587752,
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1003.7341299477222,
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1316.6542195668408,
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1015.6833457804331,
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1319.6415235250186,
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1050.0373412994772,
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1321.1351755041076,
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1103.8088125466766,
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1321.1351755041076,
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1169.529499626587,
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1316.6542195668408,
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1220.3136669156086,
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|
1310.6796116504854,
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1248.6930545182972,
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|
1307.6923076923076,
|
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1253.1740104555638,
|
|
1307.6923076923076,
|
|
1253.1740104555638,
|
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1307.6923076923076,
|
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1253.1740104555638,
|
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1307.6923076923076,
|
|
1248.6930545182972,
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|
1309.1859596713964,
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|
1229.275578790142,
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|
1312.1732636295742,
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|
1199.4025392083645,
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|
1319.6415235250186,
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|
1172.5168035847648,
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1330.0970873786407,
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1154.5929798356983,
|
|
1342.0463032113516,
|
|
1144.1374159820762,
|
|
1353.9955190440626,
|
|
1139.6564600448096,
|
|
1361.463778939507,
|
|
1138.1628080657206,
|
|
1364.4510828976847,
|
|
1138.1628080657206,
|
|
1365.9447348767737,
|
|
1138.1628080657206,
|
|
1365.9447348767737,
|
|
],
|
|
tension: 0.5,
|
|
stroke: '#0f0',
|
|
});
|
|
layer.add(line);
|
|
|
|
var client = line.getClientRect();
|
|
var rect = new Konva.Rect(Konva.Util._assign({ stroke: 'red' }, client));
|
|
layer.add(rect);
|
|
|
|
stage.add(layer);
|
|
|
|
assert.equal(Math.round(client.x), 371, 'check x');
|
|
assert.equal(Math.round(client.y), 770, 'check y');
|
|
assert.equal(Math.round(client.width), 956, 'check width');
|
|
assert.equal(Math.round(client.height), 597, 'check height');
|
|
});
|
|
|
|
it('getClientRect with low number of points', function () {
|
|
var stage = addStage();
|
|
var layer = new Konva.Layer();
|
|
stage.add(layer);
|
|
|
|
var line = new Konva.Line({
|
|
x: 0,
|
|
y: 0,
|
|
points: [],
|
|
tension: 0.5,
|
|
stroke: '#0f0',
|
|
});
|
|
layer.add(line);
|
|
layer.draw();
|
|
|
|
var client = line.getClientRect();
|
|
|
|
assert.equal(client.x, -1, 'check x');
|
|
assert.equal(client.y, -1, 'check y');
|
|
assert.equal(client.width, 2, 'check width');
|
|
assert.equal(client.height, 2, 'check height');
|
|
|
|
line.points([10, 10]);
|
|
client = line.getClientRect();
|
|
|
|
assert.equal(client.x, 9, 'check x');
|
|
assert.equal(client.y, 9, 'check y');
|
|
assert.equal(client.width, 2, 'check width');
|
|
assert.equal(client.height, 2, 'check height');
|
|
});
|
|
|
|
it('line caching', function () {
|
|
var stage = addStage();
|
|
var layer = new Konva.Layer();
|
|
var blob = new Konva.Line({
|
|
x: 50,
|
|
y: 50,
|
|
points: [-25, 50, 250, -30, 150, 50, 250, 110],
|
|
stroke: 'black',
|
|
strokeWidth: 10,
|
|
draggable: true,
|
|
closed: true,
|
|
});
|
|
|
|
layer.add(blob);
|
|
var layer2 = layer.clone();
|
|
blob.cache({
|
|
offset: 30,
|
|
});
|
|
stage.add(layer);
|
|
stage.add(layer2);
|
|
layer2.hide();
|
|
compareLayers(layer, layer2, 150);
|
|
});
|
|
|
|
it('updating points with old mutable array should trigger recalculations', function () {
|
|
var stage = addStage();
|
|
var layer = new Konva.Layer();
|
|
|
|
var points = [-25, 50, 250, -30, 150, 50];
|
|
var blob = new Konva.Line({
|
|
x: 50,
|
|
y: 50,
|
|
points: points,
|
|
stroke: 'blue',
|
|
strokeWidth: 10,
|
|
draggable: true,
|
|
closed: true,
|
|
tension: 1,
|
|
});
|
|
|
|
var tensionPoints = blob.getTensionPoints();
|
|
points.push(250, 100);
|
|
blob.points(points);
|
|
|
|
layer.add(blob);
|
|
stage.add(layer);
|
|
|
|
assert.equal(
|
|
tensionPoints === blob.getTensionPoints(),
|
|
false,
|
|
'calculated points should change'
|
|
);
|
|
});
|
|
|
|
it('hit test for scaled line', function () {
|
|
var stage = addStage();
|
|
var scale = 42;
|
|
stage.scaleX(scale);
|
|
stage.scaleY(scale);
|
|
var layer = new Konva.Layer();
|
|
stage.add(layer);
|
|
|
|
var points = [1, 1, 7, 2, 8, 7, 2, 6];
|
|
var line = new Konva.Line({
|
|
points: points.map(function (v) {
|
|
return (v * 20) / scale;
|
|
}),
|
|
closed: true,
|
|
fill: 'green',
|
|
draggable: true,
|
|
});
|
|
layer.add(line);
|
|
layer.draw();
|
|
|
|
assert.equal(line.hasHitStroke(), false);
|
|
assert.equal(layer.getIntersection({ x: 1, y: 1 }), null);
|
|
|
|
layer.toggleHitCanvas();
|
|
});
|
|
|
|
it('getClientRect with scaling', function () {
|
|
var stage = addStage();
|
|
var scale = 42;
|
|
stage.scaleX(scale);
|
|
stage.scaleY(scale);
|
|
var layer = new Konva.Layer();
|
|
stage.add(layer);
|
|
|
|
var points = [1, 1, 7, 2, 8, 7, 2, 6];
|
|
var line = new Konva.Line({
|
|
points: points.map(function (v) {
|
|
return (v * 20) / scale;
|
|
}),
|
|
closed: true,
|
|
fill: 'green',
|
|
draggable: true,
|
|
});
|
|
layer.add(line);
|
|
layer.draw();
|
|
|
|
var client = line.getClientRect();
|
|
|
|
assert.equal(client.x, 20, 'check x');
|
|
assert.equal(client.y, 20, 'check y');
|
|
assert.equal(client.width, 140, 'check width');
|
|
assert.equal(client.height, 120, 'check height');
|
|
});
|
|
});
|