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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) 2009-2020. 博锐尚格科技股份有限公司
- * ~8888'
- * .!88~ All rights reserved.
- *
- * *********************************************************************************************************************
- */
- import { SGraphItem } from "../SGraphItem";
- import { SPainter, SRect } from "@persagy-web/draw";
- import { SLineStyle } from "..";
- import { SPoint } from "@persagy-web/draw/lib";
- import { SGraphStyleItem } from "./SGraphStyleItem";
- /**
- * 圆 item
- *
- * @author 郝建龙 <haojianlong@sagacloud.cn>
- */
- export class SGraphCircleItem extends SGraphStyleItem {
- /** 矩形两个对角 */
- private _line: SPoint[] = [];
- get line(): SPoint[] {
- return this._line;
- } // Get line
- set line(arr: SPoint[]) {
- this._line = arr;
- this.update();
- } // Set line
- /** 矩形左上角 */
- private _leftTop: SPoint = new SPoint();
- /** 矩形右下角 */
- private _rightBottom: SPoint = new SPoint();
- /**
- * 构造函数
- *
- * @param parent 指向父对象
- * @param data 矩形数据
- */
- constructor(parent: SGraphItem | null, data: SPoint[]) {
- super(parent);
- // this.data = data;
- if (data.length) {
- this.line = data;
- this.calRect();
- }
- } // Constructor
- /**
- * 计算矩形的左上角和右下角
- */
- private calRect(): void {
- // 存在2个点
- if (this.line.length > 1) {
- const fi = this.line[0];
- const se = this.line[1];
- let minx, maxx, miny, maxy;
- if (fi.x < se.x) {
- minx = fi.x;
- maxx = se.x;
- } else {
- minx = se.x;
- maxx = fi.x;
- }
- if (fi.y < se.y) {
- miny = fi.y;
- maxy = se.y;
- } else {
- miny = se.y;
- maxy = fi.y;
- }
- this._leftTop = new SPoint(minx, miny);
- this._rightBottom = new SPoint(maxx, maxy);
- }
- } // Function calRect()
- /**
- * Item 对象边界区域
- *
- * @return SRect 外接矩阵
- */
- boundingRect(): SRect {
- // 存在2个点
- if (this.line.length > 1) {
- this.calRect();
- return new SRect(this._leftTop, this._rightBottom);
- }
- return new SRect();
- } // Function boundingRect()
- /**
- * Item 绘制操作
- *
- * @param painter 绘制对象
- */
- onDraw(painter: SPainter): void {
- // 数据中有2个点
- if (this.line.length == 2) {
- painter.pen.color = this.strokeColor;
- painter.brush.color = this.fillColor;
- // 线宽是否需要转像素
- if (this.widthIsPx) {
- painter.pen.lineWidth = painter.toPx(this.lineWidth);
- } else {
- painter.pen.lineWidth = this.lineWidth;
- }
- // 虚线
- if (this.lineStyle == SLineStyle.Dashed) {
- painter.pen.lineDash = [
- painter.toPx(this.lineWidth * 3),
- painter.toPx(this.lineWidth * 7)
- ];
- } else if (this.lineStyle == SLineStyle.Dotted) {
- // 点线样式
- painter.pen.lineDash = [
- painter.toPx(this.lineWidth * 2),
- painter.toPx(this.lineWidth * 2)
- ];
- }
- painter.drawEllipse(
- (this._leftTop.x + this._rightBottom.x) / 2,
- (this._leftTop.y + this._rightBottom.y) / 2,
- (this._rightBottom.x - this._leftTop.x) / 2,
- (this._rightBottom.y - this._leftTop.y) / 2
- );
- }
- } // Function onDraw()
- }
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