mirror of
https://github.com/konvajs/konva.git
synced 2025-04-05 20:48:28 +08:00
427 lines
12 KiB
JavaScript
427 lines
12 KiB
JavaScript
'use strict';
|
|
|
|
suite('Text', function(){
|
|
// ======================================================
|
|
test('text with empty config is allowed', function() {
|
|
var stage = addStage();
|
|
var layer = new Konva.Layer();
|
|
|
|
stage.add(layer);
|
|
var text = new Konva.Text();
|
|
|
|
layer.add(text);
|
|
layer.draw();
|
|
});
|
|
|
|
test('add text with shadows', function() {
|
|
var stage = addStage();
|
|
var layer = new Konva.Layer();
|
|
|
|
var rect = new Konva.Rect({
|
|
x: stage.getWidth() / 2,
|
|
y: stage.getHeight() / 2,
|
|
stroke: '#555',
|
|
strokeWidth: 5,
|
|
fill: '#ddd',
|
|
width: 400,
|
|
height: 100,
|
|
shadowColor: 'black',
|
|
shadowBlur: 1,
|
|
shadowOffset: [10, 10],
|
|
shadowOpacity: 0.2,
|
|
cornerRadius: 10
|
|
});
|
|
|
|
var text = new Konva.Text({
|
|
x: stage.getWidth() / 2,
|
|
y: stage.getHeight() / 2,
|
|
text: 'Hello World!',
|
|
fontSize: 50,
|
|
fontFamily: 'Calibri',
|
|
fontStyle: 'normal',
|
|
fill: '#888',
|
|
stroke: '#333',
|
|
align: 'right',
|
|
lineHeight: 1.2,
|
|
width: 400,
|
|
height: 100,
|
|
padding: 10,
|
|
shadowColor: 'red',
|
|
shadowBlur: 1,
|
|
shadowOffset: [10, 10],
|
|
shadowOpacity: 0.2
|
|
});
|
|
|
|
var group = new Konva.Group({
|
|
draggable: true
|
|
});
|
|
|
|
// center text box
|
|
rect.offset(text.getWidth() / 2, text.getHeight() / 2);
|
|
text.offset(text.getWidth() / 2, text.getHeight() / 2);
|
|
|
|
group.add(rect);
|
|
group.add(text);
|
|
layer.add(group);
|
|
stage.add(layer);
|
|
|
|
assert.equal(text.getClassName(),'Text', 'getClassName should be Text');
|
|
});
|
|
|
|
// ======================================================
|
|
test('text getters and setters', function() {
|
|
var stage = addStage();
|
|
var layer = new Konva.Layer();
|
|
|
|
var text = new Konva.Text({
|
|
x: stage.getWidth() / 2,
|
|
y: stage.getHeight() / 2,
|
|
text: 'Hello World!',
|
|
fontSize: 50,
|
|
fontFamily: 'Calibri',
|
|
fontStyle: 'normal',
|
|
fontVariant: 'normal',
|
|
fill: '#888',
|
|
stroke: '#333',
|
|
align: 'right',
|
|
lineHeight: 1.2,
|
|
width: 400,
|
|
height: 100,
|
|
padding: 10,
|
|
shadowColor: 'black',
|
|
shadowBlur: 1,
|
|
shadowOffset: [10, 10],
|
|
shadowOpacity: 0.2,
|
|
draggable: true
|
|
});
|
|
|
|
// center text box
|
|
text.offset(text.getWidth() / 2, text.getHeight() / 2);
|
|
|
|
layer.add(text);
|
|
stage.add(layer);
|
|
|
|
/*
|
|
* test getters and setters
|
|
*/
|
|
|
|
assert.equal(text.getX(), stage.getWidth() / 2);
|
|
assert.equal(text.getY(), stage.getHeight() / 2);
|
|
assert.equal(text.getText(), 'Hello World!');
|
|
assert.equal(text.getFontSize(), 50);
|
|
assert.equal(text.getFontFamily(), 'Calibri');
|
|
assert.equal(text.getFontStyle(), 'normal');
|
|
assert.equal(text.getFontVariant(), 'normal');
|
|
assert.equal(text.getFill(), '#888');
|
|
assert.equal(text.getStroke(), '#333');
|
|
assert.equal(text.getAlign(), 'right');
|
|
assert.equal(text.getLineHeight(), 1.2);
|
|
assert.equal(text.getWidth(), 400);
|
|
assert.equal(text.getHeight(), 100);
|
|
assert.equal(text.getPadding(), 10);
|
|
assert.equal(text.getShadowColor(), 'black');
|
|
assert.equal(text.getDraggable(), true);
|
|
assert.equal(text.getWidth(), 400);
|
|
assert.equal(text.getHeight(), 100);
|
|
assert(text.getTextWidth() > 0, 'text width should be greater than 0');
|
|
assert(text.getTextHeight() > 0, 'text height should be greater than 0');
|
|
|
|
text.setX(1);
|
|
text.setY(2);
|
|
text.setText('bye world!');
|
|
text.setFontSize(10);
|
|
text.setFontFamily('Arial');
|
|
text.setFontStyle('bold');
|
|
text.setFontVariant('small-caps');
|
|
text.setFill('green');
|
|
text.setStroke('yellow');
|
|
text.setAlign('left');
|
|
text.setWidth(300);
|
|
text.setHeight(75);
|
|
text.setPadding(20);
|
|
text.setShadowColor('green');
|
|
text.setDraggable(false);
|
|
|
|
assert.equal(text.getX(), 1);
|
|
assert.equal(text.getY(), 2);
|
|
assert.equal(text.getText(), 'bye world!');
|
|
assert.equal(text.getFontSize(), 10);
|
|
assert.equal(text.getFontFamily(), 'Arial');
|
|
assert.equal(text.getFontStyle(), 'bold');
|
|
assert.equal(text.getFontVariant(), 'small-caps');
|
|
assert.equal(text.getFill(), 'green');
|
|
assert.equal(text.getStroke(), 'yellow');
|
|
assert.equal(text.getAlign(), 'left');
|
|
assert.equal(text.getWidth(), 300);
|
|
assert.equal(text.getHeight(), 75);
|
|
assert.equal(text.getPadding(), 20);
|
|
assert.equal(text.getShadowColor(), 'green');
|
|
assert.equal(text.getDraggable(), false);
|
|
|
|
// test set text to integer
|
|
text.setText(5);
|
|
|
|
//document.body.appendChild(layer.bufferCanvas.element)
|
|
|
|
//layer.setListening(false);
|
|
layer.drawHit();
|
|
|
|
});
|
|
|
|
// ======================================================
|
|
test('text multi line', function() {
|
|
var stage = addStage();
|
|
var layer = new Konva.Layer();
|
|
|
|
var rect = new Konva.Rect({
|
|
x: 10,
|
|
y: 10,
|
|
width: 380,
|
|
height: 300,
|
|
fill: 'red'
|
|
});
|
|
|
|
var text = new Konva.Text({
|
|
x: 10,
|
|
y: 10,
|
|
text: 'HEADING\n\nAll the world\'s a stage, merely players. They have their exits and their entrances; And one man in his time plays many parts.',
|
|
//text: 'HEADING\n\nThis is a really cool paragraph. \n And this is a footer.',
|
|
fontSize: 24,
|
|
fontFamily: 'Calibri',
|
|
fontStyle: 'normal',
|
|
fill: '#555',
|
|
//width: 20,
|
|
width: 380,
|
|
//width: 200,
|
|
padding: 10,
|
|
align: 'center',
|
|
draggable: true,
|
|
wrap: 'WORD'
|
|
});
|
|
|
|
// center text box
|
|
//text.setOffset(text.getBoxWidth() / 2, text.getBoxHeight() / 2);
|
|
|
|
layer.add(rect).add(text);
|
|
stage.add(layer);
|
|
|
|
assert.equal(text.getLineHeight(), 1);
|
|
|
|
/*
|
|
text.transitionTo({
|
|
width: 50,
|
|
duration: 20
|
|
});
|
|
|
|
rect.transitionTo({
|
|
width: 50,
|
|
duration: 20
|
|
});
|
|
*/
|
|
|
|
|
|
});
|
|
|
|
// ======================================================
|
|
test('text multi line with shadows', function() {
|
|
var stage = addStage();
|
|
var layer = new Konva.Layer();
|
|
|
|
var text = new Konva.Text({
|
|
x: 10,
|
|
y: 10,
|
|
//stroke: '#555',
|
|
//strokeWidth: 5,
|
|
text: 'HEADING\n\nAll the world\'s a stage, and all the men and women merely players. They have their exits and their entrances; And one man in his time plays many parts.',
|
|
//text: 'HEADING\n\nThis is a really cool paragraph. \n And this is a footer.',
|
|
fontSize: 16,
|
|
fontFamily: 'Calibri',
|
|
fontStyle: 'normal',
|
|
fill: '#555',
|
|
//width: 20,
|
|
width: 380,
|
|
//width: 200,
|
|
padding: 20,
|
|
align: 'center',
|
|
shadowColor: 'red',
|
|
shadowBlur: 1,
|
|
shadowOffset: [10, 10],
|
|
shadowOpacity: 0.5,
|
|
draggable: true
|
|
});
|
|
|
|
layer.add(text);
|
|
stage.add(layer);
|
|
|
|
//console.log(layer.getContext().getTrace());
|
|
|
|
});
|
|
|
|
// ======================================================
|
|
test('change font size should update text data', function() {
|
|
var stage = addStage();
|
|
var layer = new Konva.Layer();
|
|
|
|
var text = new Konva.Text({
|
|
x: 10,
|
|
y: 10,
|
|
text: 'Some awesome text',
|
|
fontSize: 16,
|
|
fontFamily: 'Calibri',
|
|
fontStyle: 'normal',
|
|
fill: '#555',
|
|
align: 'center',
|
|
padding: 5,
|
|
draggable: true
|
|
});
|
|
|
|
var width = text.getWidth();
|
|
var height = text.getHeight();
|
|
|
|
|
|
|
|
layer.add(text);
|
|
stage.add(layer);
|
|
|
|
text.setFontSize(30);
|
|
layer.draw();
|
|
|
|
//console.log(text.getHeight() + ',' + height);
|
|
|
|
assert(text.getWidth() > width, 'width should have increased');
|
|
assert(text.getHeight() > height, 'height should have increased');
|
|
|
|
});
|
|
test('get text width', function() {
|
|
var stage = addStage();
|
|
var layer = new Konva.Layer();
|
|
stage.add(layer);
|
|
var text = new Konva.Text({
|
|
text : 'hello asd fasdf asdf asd fasdf asdfasd fa sds helloo',
|
|
fill : 'black',
|
|
width: 100
|
|
});
|
|
|
|
layer.add(text);
|
|
layer.draw();
|
|
assert.equal(text.getTextWidth() > 0 && text.getTextWidth() < 100, true);
|
|
|
|
});
|
|
|
|
test('default text color should be black', function() {
|
|
var text = new Konva.Text();
|
|
assert.equal(text.fill(), 'black');
|
|
});
|
|
|
|
test('text with stoke and strokeScaleEnabled', function() {
|
|
var stage = addStage();
|
|
var layer = new Konva.Layer();
|
|
|
|
var text = new Konva.Text({
|
|
fontSize: 50,
|
|
y : 50,
|
|
x : 50,
|
|
fill: 'black',
|
|
text: 'text',
|
|
stroke : 'red',
|
|
strokeScaleEnabled: false,
|
|
strokeWidth:2,
|
|
scaleX : 2
|
|
});
|
|
layer.add(text);
|
|
stage.add(layer);
|
|
|
|
var canvas = createCanvas();
|
|
var context = canvas.getContext('2d');
|
|
context.translate(50, 50);
|
|
context.lineWidth = 2;
|
|
context.font = '50px Arial';
|
|
context.strokeStyle = 'red';
|
|
context.scale(2, 1);
|
|
context.textBaseline = 'middle';
|
|
context.fillText('text', 0, 25);
|
|
context.strokeText('text', 0, 25);
|
|
compareLayerAndCanvas(layer, canvas);
|
|
});
|
|
|
|
test('text getSelfRect', function() {
|
|
var stage = addStage();
|
|
var layer = new Konva.Layer();
|
|
|
|
var text = new Konva.Text({
|
|
fontSize: 50,
|
|
y : 50,
|
|
x : 50,
|
|
fill: 'black',
|
|
text: 'text'
|
|
});
|
|
|
|
layer.add(text);
|
|
stage.add(layer);
|
|
|
|
var rect = text.getSelfRect();
|
|
|
|
assert.deepEqual(rect, {
|
|
x : 0,y : 0, width : text.width(), height : 50
|
|
});
|
|
});
|
|
|
|
test.skip('cache text', function() {
|
|
var stage = addStage();
|
|
var layer = new Konva.Layer();
|
|
|
|
var text = new Konva.Text({
|
|
fontSize: 20,
|
|
y : 50,
|
|
x : 50,
|
|
fill: 'black',
|
|
text: 'Hello world with cache!\nHow are you?',
|
|
draggable : true
|
|
});
|
|
|
|
text.cache();
|
|
layer.add(text);
|
|
|
|
var text2 = new Konva.Text({
|
|
fontSize: 20,
|
|
y : 50,
|
|
x : 260,
|
|
fill: 'black',
|
|
text: 'Hello world without cache!\nHow are you?',
|
|
draggable : true
|
|
});
|
|
|
|
layer.add(text2);
|
|
|
|
stage.add(layer);
|
|
});
|
|
|
|
test('gradient', function(){
|
|
var stage = addStage();
|
|
var layer = new Konva.Layer();
|
|
|
|
var text = new Konva.Text({
|
|
fontSize: 100,
|
|
y : 10,
|
|
x : 10,
|
|
fillLinearGradientStartPoint: { x : -50, y : -50},
|
|
fillLinearGradientEndPoint: { x : 50, y : 50},
|
|
fillLinearGradientColorStops: [0, 'yellow', 1, 'yellow'],
|
|
text: 'Text with gradient!!',
|
|
draggable : true
|
|
});
|
|
layer.add(text);
|
|
stage.add(layer);
|
|
|
|
stage.on('mousemove', function() {
|
|
console.log(stage.getPointerPosition());
|
|
});
|
|
var data = layer.getContext().getImageData(176, 66, 1, 1).data;
|
|
assert.equal(data[0], 255, 'full green');
|
|
assert.equal(data[1], 255, 'full red');
|
|
assert.equal(data[2], 0, 'no blue');
|
|
assert.equal(data[3], 255, '255 alpha - fully visible');
|
|
});
|
|
|
|
|
|
}); |