vent-template/src/views/vent/monitorManager/windrectMonitor/longmen.threejs.ts

import * as THREE from 'three';

import { getTextCanvas, renderVideo } from '/@/utils/threejs/util';
import gsap from 'gsap';

class lmWindRect {
  model;
  modelName = 'lmcf';
  group: THREE.Object3D = new THREE.Object3D();
  animationTimer;
  isLRAnimation = true;
  direction = 1;
  player1;
  player2;
  playerStartClickTime1 = new Date().getTime();
  playerStartClickTime2 = new Date().getTime();
  deviceRunState = '';

  constructor(model, playerVal1, playerVal2) {
    this.model = model;
    this.player1 = playerVal1;
    this.player2 = playerVal2;
    this.group.name = this.modelName;
  }

  addLight() {
    const directionalLight = new THREE.DirectionalLight(0xffffff, 0.8);
    directionalLight.position.set(5.3, 9, 0.8);
    this.group.add(directionalLight);
    directionalLight.target = this.group;

    // gui.add(directionalLight.position, 'x', -10, 20).onChange(function (value) {
    //   directionalLight.position.x = Number(value);
    //   _this.render();
    // });
    // gui.add(directionalLight.position, 'y', -50, 50).onChange(function (value) {
    //   directionalLight.position.y = Number(value);
    //   _this.render();
    // });
    // gui.add(directionalLight.position, 'z', -20, 20).onChange(function (value) {
    //   directionalLight.position.z = Number(value);
    //   _this.render();
    // });

    const spotLight = new THREE.SpotLight();
    spotLight.angle = Math.PI / 16;
    spotLight.penumbra = 0;
    spotLight.castShadow = true;
    spotLight.distance = 0;
    spotLight.position.set(-470, -500, 500);
    this.group.add(spotLight);

    spotLight.shadow.camera.near = 0.5; // default
    spotLight.shadow.camera.far = 1000; // default
    spotLight.shadow.focus = 1;
    spotLight.shadow.bias = -0.000002;
  }

  // 设置模型位置
  setModalPosition() {
    this.group?.scale.set(22, 22, 22);
    this.group?.position.set(-25, 25, 15);
  }

  addMonitorText(selectData) {
    if (!this.group) {
      return;
    }
    const textArr = [
      {
        text: `龙门式测风装置`,
        font: 'normal 32px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 170,
        y: 40,
      },
      {
        text: `风量(m3/min):`,
        font: 'normal 29px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 2,
        y: 115,
      },
      {
        text: `${selectData.m3 ? selectData.m3 : '-'}`,
        font: 'normal 29px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 200,
        y: 115,
      },
      {
        text: `气源压力(MPa): `,
        font: 'normal 29px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 2,
        y: 182,
      },
      {
        text: `${selectData.temperature ? selectData.temperature : '-'}`,
        font: 'normal 29px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 215,
        y: 182,
      },
      {
        text: `Va(m/s):`,
        font: 'normal 29px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 2,
        y: 245,
      },
      {
        text: `${selectData.va ? selectData.va : '-'}`,
        font: 'normal 29px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 130,
        y: 246,
      },
      {
        text: `V1(m/s):`,
        font: 'normal 28px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 331,
        y: 115,
      },
      {
        text: `${selectData.incipientWindSpeed1 ? selectData.incipientWindSpeed1 : '-'}`,
        font: 'normal 28px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 455,
        y: 115,
      },
      {
        text: `V2(m/s):`,
        font: 'normal 28px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 330,
        y: 182,
      },
      {
        text: `${selectData.incipientWindSpeed2 ? selectData.incipientWindSpeed2 : '-'}`,
        font: 'normal 28px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 452,
        y: 182,
      },
      {
        text: `V3(m/s):`,
        font: 'normal 28px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 330,
        y: 245,
      },
      {
        text: `${selectData.incipientWindSpeed3 ? selectData.incipientWindSpeed3 : '-'}`,
        font: 'normal 28px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 452,
        y: 245,
      },
      {
        text: `煤炭科学技术研究院有限公司研制`,
        font: 'normal 28px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 60,
        y: 302,
      },
    ];

    getTextCanvas(560, 346, textArr, '').then((canvas: HTMLCanvasElement) => {
      const textMap = new THREE.CanvasTexture(canvas); // 关键一步
      const textMaterial = new THREE.MeshBasicMaterial({
        map: textMap, // 设置纹理贴图
        transparent: true,
        side: THREE.DoubleSide, // 这里是双面渲染的意思
      });
      textMaterial.blending = THREE.CustomBlending;
      const monitorPlane = this.group?.getObjectByName('monitorText');
      if (monitorPlane) {
        monitorPlane.material = textMaterial;
      } else {
        const planeGeometry = new THREE.PlaneGeometry(560, 346); // 平面3维几何体PlaneGeometry
        const planeMesh = new THREE.Mesh(planeGeometry, textMaterial);
        planeMesh.name = 'monitorText';
        planeMesh.scale.set(0.0022, 0.0022, 0.0022);
        planeMesh.position.set(3.25, -0.002, -0.41);
        this.group?.add(planeMesh);
      }
    });
  }

  /* 风门动画 */
  render() {
    if (!this.model) {
      return;
    }
    if (this.isLRAnimation && this.group) {
      // 左右摇摆动画
      if (Math.abs(this.group.rotation.y) >= 0.2) {
        this.direction = -this.direction;
        this.group.rotation.y += 0.00002 * 30 * this.direction;
      } else {
        this.group.rotation.y += 0.00002 * 30 * this.direction;
      }
    }
  }

  /* 提取风门序列帧，初始化前后门动画 */
  initAnimation() {
    const windGroup = new THREE.Group();
    windGroup.name = 'lmTanTou';
    if (this.group?.children.length) {
      for (let i = this.group?.children.length - 1; i > -1; i--) {
        const obj = this.group?.children[i];
        if (obj.type === 'Mesh' && obj.name && obj.name.startsWith('LMtantou')) {
          if (obj.name.startsWith('LMtantou')) {
            windGroup.add(obj.clone());
            this.group?.remove(obj);
          }
        }
      }
    }
    this.group?.add(windGroup);
  }

  /* 点击风窗，风窗全屏 */
  mousedownModel(intersects: THREE.Intersection<THREE.Object3D<THREE.Event>>[]) {
    this.isLRAnimation = false;
    if (this.animationTimer) {
      clearTimeout(this.animationTimer);
      this.animationTimer = null;
    }
    // 判断是否点击到视频
    intersects.find((intersect) => {
      const mesh = intersect.object;
      if (mesh.name === 'player1') {
        if (new Date().getTime() - this.playerStartClickTime1 < 400) {
          // 双击，视频放大
          if (this.player1) {
            this.player1.requestFullscreen();
          }
        }
        this.playerStartClickTime1 = new Date().getTime();
        return true;
      } else if (mesh.name === 'player2') {
        if (new Date().getTime() - this.playerStartClickTime2 < 400) {
          // 双击，视频放大
          if (this.player2) {
            this.player2.requestFullscreen();
          }
        }
        this.playerStartClickTime2 = new Date().getTime();
        return true;
      }
      return false;
    });
  }

  mouseUpModel() {
    // 10s后开始摆动
    if (!this.animationTimer && !this.isLRAnimation) {
      this.animationTimer = setTimeout(() => {
        this.isLRAnimation = true;
      }, 10000);
    }
  }

  resetModel() {
    clearTimeout(this.animationTimer);
    this.isLRAnimation = false;
  }

  // 播放动画
  play(flag, isDirect = false) {
    const cfTanTou = this.group?.getObjectByName('lmTanTou') as THREE.Group;
    if (!cfTanTou) return;
    switch (flag) {
      case 'up':
        if (this.deviceRunState == 'up' || this.deviceRunState == 'center') {
          return;
        }
        if (!isDirect) {
          this.deviceRunState = 'up';
          if (this.deviceRunState == 'down') cfTanTou.position.setY(-0.48);
          gsap.to(cfTanTou['position'], {
            id: 'lm',
            y: 0,
            duration: Math.abs(cfTanTou['position']['y'] - 0) * 25,
            overwrite: true,
          });
        } else {
          cfTanTou.position.setY(0);
        }
        break;

      case 'center':
        if (this.deviceRunState) {
          return;
        }
        if (!isDirect) {
          this.deviceRunState = 'center';
          cfTanTou.position.setY(0);
          gsap.to(cfTanTou['position'], {
            id: 'lm',
            y: -0.24,
            duration: Math.abs(cfTanTou['position']['y'] + 0.24) * 50,
            overwrite: true,
          });
        } else {
          this.deviceRunState = 'center';
          cfTanTou.position.setY(-0.24);
        }

        break;
      case 'down':
        // debugger;
        if (this.deviceRunState == 'down' || this.deviceRunState == 'up') {
          return;
        }
        if (!isDirect) {
          if (this.deviceRunState == 'center') {
            cfTanTou.position.setY(-0.24);
          }
          this.deviceRunState = 'down';
          gsap.to(cfTanTou['position'], {
            id: 'lm',
            y: -0.48,
            duration: Math.abs(cfTanTou['position']['y'] + 0.48) * 50,
            overwrite: true,
          });
        } else {
          this.deviceRunState = 'down';
          cfTanTou.position.setY(-0.48);
        }
        break;
    }
  }

  mountedThree() {
    return new Promise((resolve) => {
      this.model.setGLTFModel([this.modelName]).then((gltf) => {
        this.group = gltf[0];
        this.setModalPosition();
        this.initAnimation();
        this.addLight();
        setTimeout(async () => {
          const videoPlayer1 = document.getElementById('cf-player1')?.getElementsByClassName('vjs-tech')[0];
          if (videoPlayer1) {
            const mesh = renderVideo(this.group, videoPlayer1, 'player1');
            mesh?.scale.set(0.042, 0.036, 0.022);
            mesh?.position.set(-2.74, 0.03, -0.39);
            this.group?.add(mesh as THREE.Mesh);
          } else {
            // 视频无信号
            const textArr = [
              {
                text: `无信号输入`,
                font: 'normal 40px Arial',
                color: '#009900',
                strokeStyle: '#002200',
                x: 170,
                y: 40,
              },
            ];
            getTextCanvas(560, 346, textArr, '').then((canvas: HTMLCanvasElement) => {
              const textMap = new THREE.CanvasTexture(canvas); // 关键一步
              const textMaterial = new THREE.MeshBasicMaterial({
                map: textMap, // 设置纹理贴图
                transparent: true,
                side: THREE.DoubleSide, // 这里是双面渲染的意思
              });
              textMaterial.blending = THREE.CustomBlending;
              const monitorPlane = this.group?.getObjectByName('noPlayer');
              if (monitorPlane) {
                monitorPlane.material = textMaterial;
              } else {
                const planeGeometry = new THREE.PlaneGeometry(100, 100); // 平面3维几何体PlaneGeometry
                const planeMesh = new THREE.Mesh(planeGeometry, textMaterial);
                planeMesh.name = 'noPlayer';
                planeMesh.scale.set(0.012, 0.009, 0.012);
                planeMesh.position.set(-2.72, -0.34, -0.39);
                this.group?.add(planeMesh);
              }
            });
          }
          resolve(null);
        }, 0);
      });
    });
  }

  destroy() {
    if (this.group) {
      this.model.clearGroup(this.group);
    }
    this.model = null;
    this.group = null;
  }
}

export default lmWindRect;