IfcContext

IfcContext

学习

class IfcContext {
    constructor(options) {
        this.render = () => {
            requestAnimationFrame(this.render);
            this.updateAllComponents();
        };
        if (!options.container)
            throw new Error('Could not get container element!');
        this.options = options;
        this.events = new IfcEvents();
        this.items = this.newItems();
        this.scene = new IfcScene(this);
        this.renderer = new IfcRenderer(this);
        this.ifcCamera = new IfcCamera(this);
        this.events.publish(IfcEvent.onCameraReady);
        this.clippingPlanes = [];
        this.ifcCaster = new IfcRaycaster(this);
        this.clock = new Clock(true);
        this.ifcAnimator = new Animator();
        this.setupWindowRescale();
        this.render();
    }
    getScene() {
        return this.scene.scene;
    }
    getRenderer() {
        return this.renderer.basicRenderer;
    }
    getRenderer2D() {
        return this.renderer.renderer2D;
    }
    getCamera() {
        return this.ifcCamera.activeCamera;
    }
    getIfcCamera() {
        return this.ifcCamera;
    }
    getDomElement() {
        return this.getRenderer().domElement;
    }
    getDomElement2D() {
        return this.getRenderer2D().domElement;
    }
    getContainerElement() {
        return this.options.container;
    }
    getDimensions() {
        const element = this.getContainerElement();
        return new Vector2(element.clientWidth, element.clientHeight);
    }
    getClippingPlanes() {
        return this.clippingPlanes;
    }
    getAnimator() {
        return this.ifcAnimator;
    }
    getCenter(mesh) {
        var _a;
        const center = new Vector3();
        mesh.geometry.computeBoundingBox();
        (_a = mesh.geometry.boundingBox) === null || _a === void 0 ? void 0 : _a.getCenter(center);
        return center;
    }
    addComponent(component) {
        this.items.components.push(component);
    }
    addClippingPlane(plane) {
        this.clippingPlanes.push(plane);
    }
    removeClippingPlane(plane) {
        const index = this.clippingPlanes.indexOf(plane);
        this.clippingPlanes.splice(index, 1);
    }
    castRay(items) {
        return this.ifcCaster.castRay(items);
    }
    castRayIfc() {
        return this.ifcCaster.castRayIfc();
    }
    fitToFrame() {
        this.ifcCamera.navMode[NavigationModes.Orbit].fitModelToFrame();
    }
    toggleCameraControls(active) {
        this.ifcCamera.toggleCameraControls(active);
    }
    updateAspect() {
        this.ifcCamera.updateAspect();
        this.renderer.adjustRendererSize();
    }
    updateAllComponents() {
        const delta = this.clock.getDelta();
        this.items.components.forEach((component) => component.update(delta));
    }
    setupWindowRescale() {
        window.addEventListener('resize', () => {
            this.updateAspect();
        });
    }
    newItems() {
        return {
            components: [],
            ifcModels: [],
            pickableIfcModels: []
        };
    }
}

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