mirror of
https://github.com/konvajs/konva.git
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310 lines
9.1 KiB
JavaScript
310 lines
9.1 KiB
JavaScript
suite('Label', function () {
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// ======================================================
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test('add label', function () {
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var stage = addStage();
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var layer = new Konva.Layer();
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var label = new Konva.Label({
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x: 100,
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y: 100,
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draggable: true,
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});
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// add a tag to the label
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label.add(
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new Konva.Tag({
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fill: '#bbb',
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shadowColor: 'black',
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shadowBlur: 10,
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shadowOffset: { x: 10, y: 10 },
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shadowOpacity: 0.2,
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lineJoin: 'round',
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pointerDirection: 'up',
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pointerWidth: 20,
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pointerHeight: 20,
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cornerRadius: 5,
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})
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);
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// add text to the label
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label.add(
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new Konva.Text({
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text: '',
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fontSize: 50,
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//fontFamily: 'Calibri',
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//fontStyle: 'normal',
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lineHeight: 1.2,
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//padding: 10,
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fill: 'green',
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})
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);
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layer.add(label);
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stage.add(layer);
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label.getText().setFontSize(100);
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label.getText().setFontSize(50);
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label.getText().setText('Hello big world');
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layer.draw();
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assert.equal(label.getType(), 'Group');
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assert.equal(label.getClassName(), 'Label');
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// use relaxed trace because text can be a slightly different size in different browsers,
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// resulting in slightly different tag dimensions
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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(1,0,0,1,100,120);shadowColor=rgba(0,0,0,0.2);shadowBlur=10;shadowOffsetX=10;shadowOffsetY=10;beginPath();moveTo(0,0);lineTo(-10,0);lineTo(0,-20);lineTo(10,0);lineTo(0,0);arc(0,0,0,4.712,0,false);lineTo(0,60);arc(0,60,0,0,1.571,false);lineTo(0,60);arc(0,60,0,1.571,3.142,false);lineTo(0,0);arc(0,0,0,3.142,4.712,false);closePath();fillStyle=#bbb;fill();restore();save();transform(1,0,0,1,100,120);restore();clearRect(0,0,578,200);save();lineJoin=round;transform(1,0,0,1,-63.965,120);shadowColor=rgba(0,0,0,0.2);shadowBlur=10;shadowOffsetX=10;shadowOffsetY=10;beginPath();moveTo(5,0);lineTo(153.965,0);lineTo(163.965,-20);lineTo(173.965,0);lineTo(322.93,0);arc(322.93,5,5,4.712,0,false);lineTo(327.93,55);arc(322.93,55,5,0,1.571,false);lineTo(5,60);arc(5,55,5,1.571,3.142,false);lineTo(0,5);arc(5,5,5,3.142,4.712,false);closePath();fillStyle=#bbb;fill();restore();save();transform(1,0,0,1,-63.965,120);font=normal normal 50px Arial;textBaseline=middle;textAlign=left;translate(0,0);save();fillStyle=green;fillText(Hello big world,0,30);restore();restore();'
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);
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});
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// ======================================================
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test('create label from json', function () {
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var stage = addStage();
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var json =
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'{"attrs":{"x":100,"y":100,"draggable":true},"className":"Label","children":[{"attrs":{"fill":"#bbb","shadowColor":"black","shadowBlur":10,"shadowOffsetX":10,"shadowOffsetY":10,"shadowOpacity":0.2,"lineJoin":"round","pointerDirection":"up","pointerWidth":20,"pointerHeight":20,"cornerRadius":5,"x":-151.5,"y":20,"width":303,"height":60},"className":"Tag"},{"attrs":{"text":"Hello big world","fontSize":50,"lineHeight":1.2,"fill":"green","width":"auto","height":"auto","x":-151.5,"y":20},"className":"Text"}]}';
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var layer = new Konva.Layer();
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var label = Konva.Node.create(json);
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layer.add(label);
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stage.add(layer);
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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,-63.965,120);shadowColor=rgba(0,0,0,0.2);shadowBlur=10;shadowOffsetX=10;shadowOffsetY=10;beginPath();moveTo(5,0);lineTo(153.965,0);lineTo(163.965,-20);lineTo(173.965,0);lineTo(322.93,0);arc(322.93,5,5,4.712,0,false);lineTo(327.93,55);arc(322.93,55,5,0,1.571,false);lineTo(5,60);arc(5,55,5,1.571,3.142,false);lineTo(0,5);arc(5,5,5,3.142,4.712,false);closePath();fillStyle=#bbb;fill();restore();save();transform(1,0,0,1,-63.965,120);font=normal normal 50px Arial;textBaseline=middle;textAlign=left;translate(0,0);save();fillStyle=green;fillText(Hello big world,0,30);restore();restore();'
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);
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});
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test('find label class', function () {
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var stage = addStage();
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var layer = new Konva.Layer();
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var label = new Konva.Label({
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x: 100,
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y: 100,
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});
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// add a tag to the label
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label.add(
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new Konva.Tag({
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fill: '#bbb',
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})
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);
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// add text to the label
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label.add(
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new Konva.Text({
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text: 'Test Label',
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fill: 'green',
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})
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);
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layer.add(label);
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stage.add(layer);
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assert.equal(stage.find('Label')[0], label);
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});
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// caching doesn't give exactly the same result. WHY?
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test.skip('cache label', function () {
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var stage = addStage();
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var layer = new Konva.Layer();
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// tooltip
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var tooltip = new Konva.Label({
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x: 170,
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y: 75,
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opacity: 0.75,
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});
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tooltip.add(
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new Konva.Tag({
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fill: 'black',
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pointerDirection: 'down',
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pointerWidth: 10,
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pointerHeight: 10,
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lineJoin: 'round',
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shadowColor: 'black',
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shadowBlur: 10,
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shadowOffsetX: 10,
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shadowOpacity: 0.5,
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})
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);
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tooltip.add(
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new Konva.Text({
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text: 'Tooltip pointing down',
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fontFamily: 'Calibri',
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fontSize: 18,
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padding: 5,
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fill: 'white',
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})
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);
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var tooltipUp = new Konva.Label({
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x: 170,
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y: 75,
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opacity: 0.75,
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});
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tooltipUp.add(
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new Konva.Tag({
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fill: 'black',
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pointerDirection: 'up',
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pointerWidth: 10,
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pointerHeight: 10,
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lineJoin: 'round',
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shadowColor: 'black',
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shadowBlur: 10,
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shadowOffsetX: 10,
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shadowOpacity: 0.5,
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})
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);
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tooltipUp.add(
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new Konva.Text({
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text: 'Tooltip pointing up',
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fontFamily: 'Calibri',
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fontSize: 18,
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padding: 5,
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fill: 'white',
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})
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);
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// label with left pointer
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var labelLeft = new Konva.Label({
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x: 20,
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y: 130,
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opacity: 0.75,
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});
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labelLeft.add(
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new Konva.Tag({
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fill: 'green',
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pointerDirection: 'left',
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pointerWidth: 30,
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pointerHeight: 28,
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lineJoin: 'round',
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})
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);
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labelLeft.add(
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new Konva.Text({
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text: 'Label pointing left',
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fontFamily: 'Calibri',
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fontSize: 18,
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padding: 5,
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fill: 'white',
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})
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);
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// label with left pointer
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var labelRight = new Konva.Label({
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x: 160,
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y: 170,
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offsetX: 20,
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opacity: 0.75,
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});
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labelRight.add(
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new Konva.Tag({
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fill: 'green',
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pointerDirection: 'right',
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pointerWidth: 20,
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pointerHeight: 28,
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lineJoin: 'round',
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})
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);
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labelRight.add(
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new Konva.Text({
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text: 'Label right',
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fontFamily: 'Calibri',
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fontSize: 18,
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padding: 5,
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fill: 'white',
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})
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);
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// simple label
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var simpleLabel = new Konva.Label({
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x: 180,
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y: 150,
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opacity: 0.75,
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});
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simpleLabel.add(
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new Konva.Tag({
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fill: 'yellow',
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})
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);
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simpleLabel.add(
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new Konva.Text({
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text: 'Simple label',
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fontFamily: 'Calibri',
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fontSize: 18,
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padding: 5,
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fill: 'black',
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})
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);
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// add the labels to layer
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layer.add(tooltip, tooltipUp, labelLeft, labelRight, simpleLabel);
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layer.children.cache();
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stage.add(layer);
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cloneAndCompareLayer(layer, 250);
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});
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test('tag should list text size changes', function () {
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var stage = addStage();
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var layer = new Konva.Layer();
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stage.add(layer);
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var label = new Konva.Label();
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var tag = new Konva.Tag({
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stroke: 'black',
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});
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label.add(tag);
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var text = new Konva.Text({
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text: 'hello hello hello hello hello hello hello hello',
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});
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label.add(text);
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layer.add(label);
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layer.draw();
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text.width(200);
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layer.draw();
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assert.equal(tag.width(), text.width());
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});
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test('tag cornerRadius', function () {
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var stage = addStage();
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var layer = new Konva.Layer();
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var tag = new Konva.Tag({
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x: 50,
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y: 50,
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width: 100,
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height: 100,
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fill: 'black',
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cornerRadius: [0, 10, 20, 30],
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});
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layer.add(tag);
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stage.add(layer);
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layer.draw();
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assert.equal(tag.cornerRadius()[0], 0);
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assert.equal(tag.cornerRadius()[1], 10);
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assert.equal(tag.cornerRadius()[2], 20);
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assert.equal(tag.cornerRadius()[3], 30);
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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();transform(1,0,0,1,50,50);beginPath();moveTo(0,0);lineTo(90,0);arc(90,10,10,4.712,0,false);lineTo(100,80);arc(80,80,20,0,1.571,false);lineTo(30,100);arc(30,70,30,1.571,3.142,false);lineTo(0,0);arc(0,0,0,3.142,4.712,false);closePath();fillStyle=black;fill();restore();clearRect(0,0,578,200);save();transform(1,0,0,1,50,50);beginPath();moveTo(0,0);lineTo(90,0);arc(90,10,10,4.712,0,false);lineTo(100,80);arc(80,80,20,0,1.571,false);lineTo(30,100);arc(30,70,30,1.571,3.142,false);lineTo(0,0);arc(0,0,0,3.142,4.712,false);closePath();fillStyle=black;fill();restore();'
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);
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});
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});
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