traffic-laser/src/graphic/Renderer/Render.js

import VectorType from "../enum/VectorType.js";
import { dataService } from "../Service/DataService.js";
import { elementService } from "../Service/ElementService.js";
import { measureService } from "../Service/MeasureService";
import { coordinate } from "../Coordinate.js";
import { draw } from "./Draw.js";
import { listenLayer } from "../ListenLayer.js";

export default class Render {
  constructor(layer) {
    this.layer = layer;
    this.displayPanos = false;
  }

  //绘制户型
  drawGeometry(vector, styleType, flag) {
    if (draw.context == null || vector == null) {
      return;
    }
    //console.log(vector)
    switch (vector.geoType) {
      case VectorType.Road:
        draw.drawRoad(vector, false);
        return;
      case VectorType.CurveRoad:
        draw.drawCurveRoad(vector, false);
        return;
      case VectorType.Point:
        draw.drawPoint(vector);
        return;
      case VectorType.ControlPoint:
        draw.drawControlPoint(vector);
        return;
      case VectorType.Tag:
        draw.drawTag(vector, styleType, flag);
        return;
      case VectorType.MeasureLine:
        draw.drawMeasures(vector, styleType);
        return;
      case VectorType.BackgroundImg:
        draw.drawBackGroundImg();
    }
  }

  //绘制交互的元素
  drawElement(vector) {
    if (draw.context == null) {
      return;
    }
    switch (vector.geoType) {
      case VectorType.Point:
        draw.drawCircle(vector);
        break;
      case VectorType.Line:
        draw.drawLine(vector);
        break;
      case VectorType.Road:
        draw.drawRoad(vector, true);
        break;
      case VectorType.MeasureLine:
        draw.drawMeasureLine(vector, true);
        break;
    }
  }

  redrawElements() {
    if (elementService.vCheckLines.X && elementService.vCheckLines.X.display) {
      this.drawElement(elementService.vCheckLines.X);
    }

    if (elementService.vCheckLines.Y && elementService.vCheckLines.Y.display) {
      this.drawElement(elementService.vCheckLines.Y);
    }

    if (elementService.point && elementService.point.display) {
      this.drawElement(elementService.point);
    }

    if (elementService.newRoad && elementService.newRoad.display) {
      this.drawElement(elementService.newRoad);
    }

    if (
      elementService.newMeasureLine &&
      elementService.newMeasureLine.display
    ) {
      this.drawElement(elementService.newMeasureLine);
    }

    if (elementService.checkLines.X && elementService.checkLines.X.display) {
      this.drawElement(elementService.checkLines.X);
    }

    if (elementService.checkLines.Y && elementService.checkLines.Y.display) {
      this.drawElement(elementService.checkLines.Y);
    }
  }

  autoRedraw() {
    console.log("重绘");
    draw.clear();

    this.drawGeometry(dataService.getBackgroundImg());

    let roads = dataService.getRoads();
    for (let key in roads) {
      this.drawGeometry(roads[key]);
    }

    let points = dataService.getPoints();
    for (let key in points) {
      this.drawGeometry(points[key]);
    }

    let curveRoads = dataService.getCurveRoads();
    for (let key in curveRoads) {
      this.drawGeometry(curveRoads[key]);
    }

    let controlPoints = dataService.getControlPoints();
    for (let key in controlPoints) {
      this.drawGeometry(controlPoints[key]);
    }

    let tags = dataService.getTags();
    for (let key in tags) {
      this.drawGeometry(tags[key]);
    }

    //this.drawGeometry(dataService.getImg());
    this.redrawElements();

    // if (listenLayer.testStart != null && listenLayer.testEnd != null) {
    //   draw.drawTestLine(
    //     listenLayer.testStart,
    //     listenLayer.testEnd,
    //     listenLayer.testHit
    //   );
    // }
  }

  //下载图片
  autoRedrawForDownLoadImg() {
    draw.clear();

    let roads = dataService.getRoads();

    for (let key in roads) {
      this.drawGeometry(roads[key]);
    }

    let points = dataService.getPoints();
    for (let key in points) {
      this.drawGeometry(points[key]);
    }

    let tags = dataService.getTags();
    for (let key in tags) {
      this.drawGeometry(tags[key]);
    }
  }

  clear() {
    draw.clear();
  }

  getContext() {
    return draw.context;
  }
}