source: imaps-frontend/node_modules/konva/lib/shapes/Image.js@ d565449

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Last change on this file since d565449 was d565449, checked in by stefan toskovski <stefantoska84@…>, 4 weeks ago

Update repo after prototype presentation

  • Property mode set to 100644
File size: 4.2 KB
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[d565449]1"use strict";
2Object.defineProperty(exports, "__esModule", { value: true });
3exports.Image = void 0;
4const Util_1 = require("../Util");
5const Factory_1 = require("../Factory");
6const Shape_1 = require("../Shape");
7const Global_1 = require("../Global");
8const Validators_1 = require("../Validators");
9class Image extends Shape_1.Shape {
10 constructor(attrs) {
11 super(attrs);
12 this.on('imageChange.konva', () => {
13 this._setImageLoad();
14 });
15 this._setImageLoad();
16 }
17 _setImageLoad() {
18 const image = this.image();
19 if (image && image.complete) {
20 return;
21 }
22 if (image && image.readyState === 4) {
23 return;
24 }
25 if (image && image['addEventListener']) {
26 image['addEventListener']('load', () => {
27 this._requestDraw();
28 });
29 }
30 }
31 _useBufferCanvas() {
32 const hasCornerRadius = !!this.cornerRadius();
33 const hasShadow = this.hasShadow();
34 if (hasCornerRadius && hasShadow) {
35 return true;
36 }
37 return super._useBufferCanvas(true);
38 }
39 _sceneFunc(context) {
40 const width = this.getWidth();
41 const height = this.getHeight();
42 const cornerRadius = this.cornerRadius();
43 const image = this.attrs.image;
44 let params;
45 if (image) {
46 const cropWidth = this.attrs.cropWidth;
47 const cropHeight = this.attrs.cropHeight;
48 if (cropWidth && cropHeight) {
49 params = [
50 image,
51 this.cropX(),
52 this.cropY(),
53 cropWidth,
54 cropHeight,
55 0,
56 0,
57 width,
58 height,
59 ];
60 }
61 else {
62 params = [image, 0, 0, width, height];
63 }
64 }
65 if (this.hasFill() || this.hasStroke() || cornerRadius) {
66 context.beginPath();
67 cornerRadius
68 ? Util_1.Util.drawRoundedRectPath(context, width, height, cornerRadius)
69 : context.rect(0, 0, width, height);
70 context.closePath();
71 context.fillStrokeShape(this);
72 }
73 if (image) {
74 if (cornerRadius) {
75 context.clip();
76 }
77 context.drawImage.apply(context, params);
78 }
79 }
80 _hitFunc(context) {
81 var width = this.width(), height = this.height(), cornerRadius = this.cornerRadius();
82 context.beginPath();
83 if (!cornerRadius) {
84 context.rect(0, 0, width, height);
85 }
86 else {
87 Util_1.Util.drawRoundedRectPath(context, width, height, cornerRadius);
88 }
89 context.closePath();
90 context.fillStrokeShape(this);
91 }
92 getWidth() {
93 var _a, _b;
94 return (_a = this.attrs.width) !== null && _a !== void 0 ? _a : (_b = this.image()) === null || _b === void 0 ? void 0 : _b.width;
95 }
96 getHeight() {
97 var _a, _b;
98 return (_a = this.attrs.height) !== null && _a !== void 0 ? _a : (_b = this.image()) === null || _b === void 0 ? void 0 : _b.height;
99 }
100 static fromURL(url, callback, onError = null) {
101 var img = Util_1.Util.createImageElement();
102 img.onload = function () {
103 var image = new Image({
104 image: img,
105 });
106 callback(image);
107 };
108 img.onerror = onError;
109 img.crossOrigin = 'Anonymous';
110 img.src = url;
111 }
112}
113exports.Image = Image;
114Image.prototype.className = 'Image';
115(0, Global_1._registerNode)(Image);
116Factory_1.Factory.addGetterSetter(Image, 'cornerRadius', 0, (0, Validators_1.getNumberOrArrayOfNumbersValidator)(4));
117Factory_1.Factory.addGetterSetter(Image, 'image');
118Factory_1.Factory.addComponentsGetterSetter(Image, 'crop', ['x', 'y', 'width', 'height']);
119Factory_1.Factory.addGetterSetter(Image, 'cropX', 0, (0, Validators_1.getNumberValidator)());
120Factory_1.Factory.addGetterSetter(Image, 'cropY', 0, (0, Validators_1.getNumberValidator)());
121Factory_1.Factory.addGetterSetter(Image, 'cropWidth', 0, (0, Validators_1.getNumberValidator)());
122Factory_1.Factory.addGetterSetter(Image, 'cropHeight', 0, (0, Validators_1.getNumberValidator)());
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