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- import {SColor, SPainter, SPoint, SRect} from "@persagy-web/draw/lib";
- import { SGraphItem } from "@persagy-web/graph/lib";
- import { Door } from "@persagy-web/big/lib/types/floor/Door";
- import { ItemColor, ItemOrder } from "@persagy-web/big/lib";
- import { SMathUtil } from "@persagy-web/big/lib/utils/SMathUtil";
- /**
- * 门item
- *
- * @author 郝建龙
- */
- export class SDoorItem extends SGraphItem {
- /** 门数据 */
- data: Door;
- /** 门轮廓线坐标list */
- private readonly pointArr: SPoint[] = [];
- /** 门长度 */
- private readonly r: number = 0;
- /** 角度 */
- private readonly ang: number = 0;
- /** 旋转点 */
- private readonly p: SPoint = new SPoint(0, 0);
- /** 旋转起始角度,结束角度+Math.PI/2 */
- private readonly startAng: number = -Math.PI / 2;
- /** X坐标最小值 */
- private minX = Number.MAX_SAFE_INTEGER;
- /** X坐标最大值 */
- private maxX = Number.MIN_SAFE_INTEGER;
- /** Y坐标最小值 */
- private minY = Number.MAX_SAFE_INTEGER;
- /** Y坐标最大值 */
- private maxY = Number.MIN_SAFE_INTEGER;
- /**
- * 构造函数
- *
- * @param parent 指向父对象
- * @param data 门数据
- */
- constructor(parent: SGraphItem | null, data: Door) {
- super(parent);
- this.data = data;
- this.zOrder = ItemOrder.doorOrder;
- if (this.data.OutLine.length) {
- this.pointArr = this.data.OutLine[0].map(
- (t): SPoint => {
- let x = t.X,
- y = -t.Y;
- if (x < this.minX) {
- this.minX = x;
- }
- if (y < this.minY) {
- this.minY = y;
- }
- if (x > this.maxX) {
- this.maxX = x;
- }
- if (y > this.maxY) {
- this.maxY = y;
- }
- return new SPoint(t.X, -t.Y);
- }
- );
- let p1 = this.pointArr[0],
- p2 = this.pointArr[1];
- // 旋转点
- this.p = p1;
- const HX = (this.data.HandDirection.X = Number(
- this.data.HandDirection.X.toFixed()
- ));
- const HY = (this.data.HandDirection.Y = Number(
- this.data.HandDirection.Y.toFixed()
- ));
- const FX = (this.data.FaceDirection.X = Number(
- this.data.FaceDirection.X.toFixed()
- ));
- const FY = (this.data.FaceDirection.Y = Number(
- this.data.FaceDirection.Y.toFixed()
- ));
- // 向量点乘 => x1 * x2 + y1 * y2,大于0同向
- let dotProduct = (p2.x - p1.x) * HX + (p2.y - p1.y) * -HY;
- if (dotProduct > 0) {
- this.p = p2;
- p2 = p1;
- p1 = this.p;
- }
- // 两点间距离
- this.r = SMathUtil.pointDistance(p1.x, p1.y, p2.x, p2.y);
- // 门朝向角度
- let fo = Math.atan(-FY / FX);
- this.ang = FX > 0 ? fo : fo + Math.PI;
- // 向量叉乘 => x1 * y2 - x2 * y1,小于0是顺时针
- let direction = (p2.x - p1.x) * -FY - (p2.y - p1.y) * FX;
- if (direction > 0) {
- this.startAng = 0;
- }
- }
- } // Constructor
- /**
- * Item对象边界区域
- *
- * @return SRect
- */
- boundingRect(): SRect {
- return new SRect(
- 0,
- 0,
- this.r,
- this.r
- );
- } // Function boundingRect()
- /**
- * Item绘制操作
- *
- * @param painter painter对象
- */
- onDraw(painter: SPainter): void {
- painter.translate(this.p.x, this.p.y);
- painter.rotate(this.ang);
- painter.pen.lineWidth = painter.toPx(1);
- painter.pen.color = ItemColor.doorColor;
- painter.drawLine(0, 0, this.r, 0);
- painter.pen.lineDash = [50, 100];
- painter.pen.lineWidth = painter.toPx(1);
- // painter.drawArc(
- // -this.r,
- // -this.r,
- // this.r * 2,
- // this.r * 2,
- // this.startAng,
- // this.startAng + Math.PI / 2
- // );
- } // Function onDraw()
- } // Class SDoorItem
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