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- /*
- * *********************************************************************************************************************
- *
- * !!
- * .F88X
- * X8888Y
- * .}888888N;
- * i888888N; .:! .I$WI:
- * R888888I .'N88~ i8}+8Y&8"l8i$8>8W~'>W8}8]KW+8IIN"8&
- * .R888888I .;N8888~ .X8' "8I.!,/8" !%NY8`"8I8~~8>,88I
- * +888888N; .8888888Y "&&8Y.}8,
- * ./888888N; .R888888Y .'}~ .>}'.`+> i}! "i' +/' .'i~ !11,.:">, .~]! .i}i
- * ~888888%: .I888888l .]88~`1/iY88Ii+1'.R$8$8]"888888888> Y8$ W8E X8E W8888'188Il}Y88$*
- * 18888888 E8888881 .]W%8$`R8X'&8%++N8i,8N%N8+l8%` .}8N:.R$RE%N88N%N$K$R 188,FE$8%~Y88I
- * .E888888I .i8888888' .:$8I;88+`E8R:/8N,.>881.`$8E/1/]N8X.Y8N`"KF&&FK!'88*."88K./$88%RN888+~
- * 8888888I .,N888888~ ~88i"8W,!N8*.I88.}888%F,i$88"F88" 888:E8X.>88!i88>`888*.}Fl1]*}1YKi'
- * i888888N' I888Y ]88;/EX*IFKFK88X K8R .l8W 88Y ~88}'88E&%8W.X8N``]88!.$8K .:W8I
- * .i888888N; I8Y .&8$ .X88! i881.:%888>I88 ;88] +88+.';;;;:.Y88X 18N.,88l .+88/
- * .:R888888I
- * .&888888I Copyright (c) 2016-2020. 博锐尚格科技股份有限公司
- * ~8888'
- * .!88~ All rights reserved.
- *
- * *********************************************************************************************************************
- */
- import { SObjectItem } from "@persagy-web/graph/";
- import { SPainter, SRect, SColor, SFont, SPoint } from "@persagy-web/draw";
- import { SGraphItem, STextOrigin, SLineStyle } from "@persagy-web/graph/";
- import { SItemStatus } from "@persagy-web/big";
- /**
- * 文本编辑类
- *
- * @author 韩耀龙(han_yao_long@163.com)
- */
- export class TextEdit extends SObjectItem {
- /////////////////////////////////////////////////////////////////////////////////////////////////////////////
- //属性
- /**编辑状态 */
- protected _status: SItemStatus = SItemStatus.Normal;
- get status(): SItemStatus {
- return this._status;
- }
- set status(value: SItemStatus) {
- const oldStatus = this._status;
- const newStatus = value;
- this._status = value;
- //状态变更触发事件
- this.$emit('StatusChange', oldStatus, newStatus)
- this.update();
- }
- /** 记录painter */
- private _painter: SPainter | null = null;
- /** 文本内容 */
- private _text: string = "";
- get text(): string {
- return this._text;
- }
- set text(v: string) {
- this._text = v;
- this._textArr = this.text.split(/\n/g);
- this.drawFormatText();
- this.update();
- }
- /** 切割后的文本数组 */
- private _textArr: string[] = [];
- /** 文本颜色 */
- private _color: SColor = new SColor("#333333");
- get color(): SColor {
- return this._color;
- }
- set color(v: SColor) {
- this._color = v;
- this.update();
- }
- /** 字体 */
- private _font: SFont;
- get font(): SFont {
- return this._font;
- }
- set font(v: SFont) {
- this._font = v;
- this.drawFormatText();
- this.update();
- }
- /** 背景色 */
- private _backgroundColor: SColor = SColor.Transparent;
- get backgroundColor(): SColor {
- return this._backgroundColor;
- }
- set backgroundColor(v: SColor) {
- this._backgroundColor = v;
- this.update();
- }
- /** 边框色 */
- private _strokeColor: SColor = SColor.Transparent;
- get strokeColor(): SColor {
- return this._strokeColor;
- }
- set strokeColor(v: SColor) {
- this._strokeColor = v;
- this.update();
- }
- /** 边框宽度 */
- private _lineWidth: number = 1;
- get lineWidth(): number {
- return this._lineWidth;
- }
- set lineWidth(v: number) {
- this._lineWidth = v;
- this.update();
- }
- /** 边框样式 */
- private _borderStyle: SLineStyle = SLineStyle.None;
- get borderStyle(): SLineStyle {
- return this._borderStyle;
- }
- set borderStyle(v: SLineStyle) {
- this._borderStyle = v;
- this.update();
- }
- /** 原点位置 */
- private _originPosition: STextOrigin = STextOrigin.LeftTop;
- get originPosition(): STextOrigin {
- return this._originPosition;
- }
- set originPosition(v: STextOrigin) {
- this._originPosition = v;
- this.update();
- }
- /** 文本绘制最大宽 */
- maxWidth: number | undefined = undefined;
- /**
- * 构造函数
- *
- * @param parent 指向父Item
- * @param str 文本内容
- */
- constructor(parent: SGraphItem | null, str: string = "") {
- super(parent);
- this._text = str;
- this._font = new SFont("sans-serif", 12);
- this.height = 12;
- } // Constructor
- /**
- * 对象边界区域
- *
- * @return 边界区域
- */
- boundingRect(): SRect {
- return new SRect(
- -this.origin.x,
- -this.origin.y,
- this.width,
- this.height
- );
- } // Function boundingRect()
- /**
- * 移动后处理所有坐标,并肩原点置为场景原点
- *
- * @param x x坐标
- * @param y y坐标
- */
- moveToOrigin(x: number, y: number): void {
- this.moveTo(this.x + x, this.y + y);
- } // Function moveToOrigin()
- /**
- * 绘制显示状态文本Item
- *
- * @param painter 绘制类
- */
- protected drawShowText(painter: SPainter): void {
- painter.translate(-this.origin.x, -this.origin.y);
- //绘制矩形轮廓
- if (this.selected) {
- painter.shadow.shadowBlur = 10;
- painter.shadow.shadowColor = new SColor(`#00000033`);
- painter.shadow.shadowOffsetX = 5;
- painter.shadow.shadowOffsetY = 5;
- } else {
- painter.shadow.shadowColor = SColor.Transparent;
- }
- painter.brush.color = this.backgroundColor;
- painter.pen.lineWidth = this.lineWidth;
- painter.pen.color = this.strokeColor;
- painter.drawRect(0, 0, this.width, this.height);
- //绘制文本
- painter.brush.color = new SColor(this.color);
- painter.shadow.shadowColor = SColor.Transparent;
- painter.font = this.font;
- this._textArr.forEach((text: string, index: number) => {
- painter.drawText(
- text,
- this.font.size / 4,
- index * (this.font.size * 1.25) + this.font.size / 4,
- this.maxWidth
- );
- });
- } // Function drawShowText()
- /**
- * 根据换行切割文本,绘制多行并计算外轮廓宽高
- *
- */
- protected drawFormatText(): void {
- if (this._painter instanceof SPainter) {
- this._painter.save();
- this._painter.font = this.font;
- let textMaxWidth = 0;
- let fontSize: number = this.font.size;
- this._textArr.forEach((text: string, index: number) => {
- let textWidth: number = this._painter
- ? this._painter.textWidth(text) + fontSize / 2
- : fontSize / 2;
- if (textWidth > textMaxWidth) {
- textMaxWidth = textWidth;
- }
- });
- // 在绘制文本后计算文本的宽高
- this.width = textMaxWidth;
- this.height = fontSize * 1.25 * this._textArr.length + fontSize / 8;
- // 设置原点位置(默认左上角)
- if (this.originPosition == STextOrigin.Center) {
- this.origin = new SPoint(this.width / 2, this.height / 2);
- }
- this._painter.restore();
- }
- } // Function drawFormatText()
- /**
- * Item绘制操作
- *
- * @param painter 绘画类
- */
- onDraw(painter: SPainter): void {
- if (!(this._painter instanceof SPainter)) {
- this._painter = painter;
- this.drawFormatText();
- }
- this.drawShowText(painter);
- } // Function onDraw()
- } // Class STextItem
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