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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 { SPainter, SArrowStyleType } from "@persagy-web/draw";
- import { SPolylineItem } from "..";
- import { SLineStyle } from "@persagy-web/graph";
- /**
- * 折线箭头 item
- *
- * @author 郝建龙 <haojianlong@sagacloud.cn>
- */
- export class SArrowItem extends SPolylineItem {
- /** 起始点样式 */
- _begin = SArrowStyleType.None;
- get begin(): SArrowStyleType {
- return this._begin;
- }
- set begin(v: SArrowStyleType) {
- this._begin = v;
- this.update();
- }
- /** 结束点样式 */
- _end = SArrowStyleType.None;
- get end(): SArrowStyleType {
- return this._end;
- }
- set end(v: SArrowStyleType) {
- this._end = v;
- this.update();
- }
- /**
- * 绘制基本图形
- *
- * @param painter 绘制对象
- */
- drawBaseLine(painter: SPainter): void {
- // 绘制基本图形,线样式是虚线时
- if (this.lineStyle == SLineStyle.Dashed) {
- painter.pen.lineDash = [
- painter.toPx(this.lineWidth * 3),
- painter.toPx(this.lineWidth * 7)
- ];
- } else if (this.lineStyle == SLineStyle.Dotted) {
- // 绘制基本图形,线样式是点线时
- painter.pen.lineDash = [
- painter.toPx(this.lineWidth),
- painter.toPx(this.lineWidth)
- ];
- }
- painter.pen.color = this.strokeColor;
- painter.drawArrowLine(this.pointList[0], this.pointList[1], {
- begin: this.begin,
- end: SArrowStyleType.None
- });
- painter.drawArrowLine(
- this.pointList[this.pointList.length - 2],
- this.pointList[this.pointList.length - 1],
- {
- begin: SArrowStyleType.None,
- end: this.end
- }
- );
- painter.drawPolyline(this.pointList);
- }
- }
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