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- "use strict";
- Object.defineProperty(exports, "__esModule", { value: true });
- exports.SImageItem = void 0;
- const SObjectItem_1 = require("./SObjectItem");
- const lib_1 = require("@persagy-web/draw/lib");
- const __1 = require("..");
- class SImageItem extends SObjectItem_1.SObjectItem {
- constructor(parent, url) {
- super(parent);
- this._showType = __1.SImageShowType.Full;
- this._strokeColor = lib_1.SColor.Transparent;
- this._lineWidth = 1;
- this._originPosition = __1.STextOrigin.LeftTop;
- this.isLoadOver = false;
- this.imgWidth = this.width;
- this.imgHeight = this.height;
- this._url = "";
- if (url)
- this.url = url;
- }
- get showType() {
- return this._showType;
- }
- set showType(v) {
- this._showType = v;
- this.computeImgSize();
- this.update();
- }
- get strokeColor() {
- return this._strokeColor;
- }
- set strokeColor(v) {
- this._strokeColor = v;
- this.update();
- }
- get lineWidth() {
- return this._lineWidth;
- }
- set lineWidth(v) {
- this._lineWidth = v;
- this.update();
- }
- get originPosition() {
- return this._originPosition;
- }
- set originPosition(v) {
- this._originPosition = v;
- this.update();
- }
- get url() {
- return this._url;
- }
- set url(v) {
- this._url = v;
- this.img = new Image();
- this.img.onload = (e) => {
- const imgSrc = e.path[0].src;
- if (this.isUrlIdentical(imgSrc)) {
- this.isLoadOver = true;
- this.computeImgSize();
- this.$emit("imgLoadOver");
- this.update();
- }
- };
- this.img.onerror = (e) => {
- const imgSrc = e.path[0].src;
- if (this.isUrlIdentical(imgSrc)) {
- this.isLoadOver = false;
- this.$emit("imgLoadOver");
- this.update();
- console.log("加载图片错误!", e);
- }
- };
- this.img.src = v;
- }
- computeImgSize() {
- if (this.isLoadOver) {
- let width = 0;
- let height = 0;
- let itemAspectRatio = this.width / this.height;
- let imgAspectRatio = this.img.width / this.img.height;
- let imgHwRatio = this.img.height / this.img.width;
- if (this.showType == __1.SImageShowType.Full) {
- width = this.width;
- height = this.height;
- }
- else if (this.showType == __1.SImageShowType.Equivalency) {
- if (itemAspectRatio > imgAspectRatio) {
- height = this.height;
- width = imgAspectRatio * height;
- }
- else if (itemAspectRatio < imgAspectRatio) {
- width = this.width;
- height = width * imgHwRatio;
- }
- else {
- width = this.width;
- height = this.height;
- }
- }
- else if (this.showType == __1.SImageShowType.AutoFit) {
- this.width = this.img.width;
- this.height = this.img.height;
- width = this.width;
- height = this.height;
- }
- this.imgWidth = width;
- this.imgHeight = height;
- if (this.originPosition == __1.STextOrigin.Centrum) {
- this.origin = new lib_1.SPoint(this.width / 2, this.height / 2);
- }
- }
- }
- isUrlIdentical(imgUrl) {
- if (this.url.indexOf("://") == -1) {
- const reg = /^\s*data:([a-z]+\/[a-z0-9-+.]+(;[a-z-]+=[a-z0-9-]+)?)?(;base64)?,([a-z0-9!$&',()*+;=\-._~:@\/?%\s]*?)\s*$/i;
- if (reg.test(this.url)) {
- if (this.url == imgUrl) {
- return true;
- }
- else {
- return false;
- }
- }
- else {
- if (this.url == this.GetUrlRelativePath(imgUrl)) {
- return true;
- }
- else {
- return false;
- }
- }
- }
- else {
- if (this.url == imgUrl) {
- return true;
- }
- else {
- return false;
- }
- }
- }
- GetUrlRelativePath(url) {
- var arrUrl = url.split("//");
- var start = arrUrl[1].indexOf("/");
- var relUrl = arrUrl[1].substring(start);
- return relUrl;
- }
- boundingRect() {
- return new lib_1.SRect(-this.origin.x, -this.origin.y, this.width, this.height);
- }
- onResize(oldSize, newSize) {
- this.computeImgSize();
- this.update();
- }
- onDraw(painter) {
- painter.translate(-this.origin.x, -this.origin.y);
- if (this.isLoadOver) {
- painter.drawImage(this.img, 0, 0, this.imgWidth, this.imgHeight);
- }
- if (this.selected) {
- painter.shadow.shadowBlur = 10;
- painter.shadow.shadowColor = new lib_1.SColor(`#00000033`);
- painter.shadow.shadowOffsetX = 5;
- painter.shadow.shadowOffsetY = 5;
- }
- else {
- painter.shadow.shadowColor = lib_1.SColor.Transparent;
- }
- painter.pen.lineWidth = this.lineWidth;
- painter.pen.color = this.strokeColor;
- painter.brush.color = lib_1.SColor.Transparent;
- painter.drawRect(0, 0, this.width, this.height);
- }
- }
- exports.SImageItem = SImageItem;
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