BlueMapWeb/src/controls/map/MapControls.js

274 lines
9.9 KiB
JavaScript

/*
* This file is part of BlueMap, licensed under the MIT License (MIT).
*
* Copyright (c) Blue (Lukas Rieger) <https://bluecolored.de>
* Copyright (c) contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
import {MouseMoveControls} from "./mouse/MouseMoveControls";
import {MouseZoomControls} from "./mouse/MouseZoomControls";
import {MouseRotateControls} from "./mouse/MouseRotateControls";
import {MouseAngleControls} from "./mouse/MouseAngleControls";
import {MathUtils, Vector2} from "three";
import {animate, EasingFunctions, softClamp} from "../../util/Utils";
import {MapHeightControls} from "./MapHeightControls";
import {KeyMoveControls} from "./keyboard/KeyMoveControls";
import {KeyAngleControls} from "./keyboard/KeyAngleControls";
import {KeyRotateControls} from "./keyboard/KeyRotateControls";
import {KeyZoomControls} from "./keyboard/KeyZoomControls";
import {TouchMoveControls} from "./touch/TouchMoveControls";
import {TouchRotateControls} from "./touch/TouchRotateControls";
import {TouchAngleControls} from "./touch/TouchAngleControls";
import {TouchZoomControls} from "./touch/TouchZoomControls";
const HALF_PI = Math.PI * 0.5;
export class MapControls {
/**
* @param rootElement {EventTarget}
*/
constructor(rootElement) {
this.rootElement = rootElement;
/** @type {ControlsManager} */
this.manager = null;
this.started = false;
this.hammer = new Hammer.Manager(this.rootElement);
this.initializeHammer();
//controls
this.mouseMove = new MouseMoveControls(this.rootElement, 0.002,0.3);
this.mouseRotate = new MouseRotateControls(this.rootElement, 0.004, 0.3);
this.mouseAngle = new MouseAngleControls(this.rootElement, 0.004, 0.3);
this.mouseZoom = new MouseZoomControls(this.rootElement, 1, 0.2);
this.keyMove = new KeyMoveControls(this.rootElement, 0.025, 0.2);
this.keyRotate = new KeyRotateControls(this.rootElement, 0.06, 0.15);
this.keyAngle = new KeyAngleControls(this.rootElement, 0.04, 0.15);
this.keyZoom = new KeyZoomControls(this.rootElement, 0.2, 0.15);
this.touchMove = new TouchMoveControls(this.hammer, 0.002,0.3);
this.touchRotate = new TouchRotateControls(this.hammer, 0.0174533, 0.3);
this.touchAngle = new TouchAngleControls(this.hammer, 0.01, 0.3);
this.touchZoom = new TouchZoomControls(this.hammer);
this.mapHeight = new MapHeightControls(0.2, 0.1);
this.animationTargetHeight = 0;
}
/**
* @param manager {ControlsManager}
*/
start(manager) {
this.manager = manager;
this.rootElement.addEventListener("contextmenu", this.onContextMenu);
this.hammer.on("tap", this.onTap);
this.mouseMove.start(manager);
this.mouseRotate.start(manager);
this.mouseAngle.start(manager);
this.mouseZoom.start(manager);
this.keyMove.start(manager);
this.keyRotate.start(manager);
this.keyAngle.start(manager);
this.keyZoom.start(manager);
this.touchMove.start(manager);
this.touchRotate.start(manager);
this.touchAngle.start(manager);
this.touchZoom.start(manager);
this.mapHeight.start(manager);
let startOrtho = this.manager.ortho;
let startDistance = this.manager.distance;
let startAngle = this.manager.angle;
let startY = this.manager.position.y;
let targetDistance = MathUtils.clamp(this.manager.distance, 100, 10000);
let targetAngle = Math.min(startAngle, this.getMaxPerspectiveAngleForDistance(targetDistance));
animate(progress => {
let smoothProgress = EasingFunctions.easeInOutQuad(progress);
this.manager.ortho = MathUtils.lerp(startOrtho, 0, progress);
this.manager.distance = MathUtils.lerp(startDistance, targetDistance, smoothProgress);
this.manager.angle = MathUtils.lerp(startAngle, targetAngle, smoothProgress);
this.manager.position.y = MathUtils.lerp(startY, this.animationTargetHeight, smoothProgress);
}, 500, () => this.started = true);
}
stop() {
this.rootElement.removeEventListener("contextmenu", this.onContextMenu);
this.hammer.off("tap", this.onTap);
this.mouseMove.stop();
this.mouseRotate.stop();
this.mouseAngle.stop();
this.mouseZoom.stop();
this.keyMove.stop();
this.keyRotate.stop();
this.keyAngle.stop();
this.keyZoom.stop();
this.touchMove.stop();
this.touchRotate.stop();
this.touchAngle.stop();
this.touchZoom.stop();
this.mapHeight.stop();
this.started = false;
}
/**
* @param delta {number}
* @param map {Map}
*/
update(delta, map) {
if (!this.started){
this.mapHeight.updateHeights(delta, map);
this.animationTargetHeight = this.mapHeight.getSuggestedHeight();
return;
}
// move and zoom
this.mouseMove.update(delta, map);
this.mouseZoom.update(delta, map);
this.keyMove.update(delta, map);
this.keyZoom.update(delta, map);
this.touchMove.update(delta, map);
this.touchZoom.update(delta, map);
this.manager.distance = softClamp(this.manager.distance, 5, 10000, 0.8);
// max angle for current distance
let maxAngleForZoom = this.getMaxPerspectiveAngleForDistance(this.manager.distance);
// rotation
if (this.manager.ortho === 0) {
this.mouseRotate.update(delta, map);
this.keyRotate.update(delta, map);
this.touchRotate.update(delta, map);
}
// tilt
if (this.manager.ortho === 0) {
this.mouseAngle.update(delta, map);
this.keyAngle.update(delta, map);
this.touchAngle.update(delta, map);
this.manager.angle = softClamp(this.manager.angle, 0, maxAngleForZoom, 0.8);
}
// target height
if (this.manager.ortho === 0 || this.manager.angle === 0) {
this.manager.position.y = 0;
this.mapHeight.maxAngle = maxAngleForZoom;
this.mapHeight.update(delta, map);
}
}
reset() {
this.mouseMove.reset();
this.mouseRotate.reset();
this.mouseAngle.reset();
this.mouseZoom.reset();
this.touchMove.reset();
this.touchRotate.reset();
this.touchAngle.reset();
this.touchZoom.reset();
}
getMaxPerspectiveAngleForDistance(distance) {
return MathUtils.clamp((1 - Math.pow(Math.max(distance - 5, 0.001) / 500, 0.5)) * HALF_PI,0, HALF_PI)
}
setPerspectiveView() {
this.reset();
let startOrtho = this.manager.ortho;
let startAngle = this.manager.angle;
let targetAngle = Math.min(startAngle, this.getMaxPerspectiveAngleForDistance(this.manager.distance));
animate(progress => {
let smoothProgress = EasingFunctions.easeInOutQuad(progress);
this.manager.ortho = MathUtils.lerp(startOrtho, 0, progress);
this.manager.angle = MathUtils.lerp(startAngle, targetAngle, smoothProgress);
}, 500);
}
setOrthographicView(targetRotation = 0, targetAngle = 0) {
this.reset();
let startOrtho = this.manager.ortho;
let startAngle = this.manager.angle;
let startRotation = this.manager.rotation;
animate(progress => {
let smoothProgress = EasingFunctions.easeInOutQuad(progress);
this.manager.ortho = MathUtils.lerp(startOrtho, 1, progress);
this.manager.angle = MathUtils.lerp(startAngle, targetAngle, smoothProgress);
this.manager.rotation = MathUtils.lerp(startRotation, targetRotation, smoothProgress);
}, 500);
}
initializeHammer() {
let touchTap = new Hammer.Tap({ event: 'tap', pointers: 1, taps: 1, threshold: 2 });
let touchMove = new Hammer.Pan({ event: 'move', pointers: 1, direction: Hammer.DIRECTION_ALL, threshold: 0 });
let touchTilt = new Hammer.Pan({ event: 'tilt', pointers: 2, direction: Hammer.DIRECTION_VERTICAL, threshold: 0 });
let touchRotate = new Hammer.Rotate({ event: 'rotate', pointers: 2, threshold: 0 });
let touchZoom = new Hammer.Pinch({ event: 'zoom', pointers: 2, threshold: 0 });
touchMove.recognizeWith(touchRotate);
touchMove.recognizeWith(touchTilt);
touchMove.recognizeWith(touchZoom);
touchTilt.recognizeWith(touchRotate);
touchTilt.recognizeWith(touchZoom);
touchRotate.recognizeWith(touchZoom);
this.hammer.add(touchTap);
this.hammer.add(touchTilt);
this.hammer.add(touchMove);
this.hammer.add(touchRotate);
this.hammer.add(touchZoom);
}
onContextMenu = evt => {
evt.preventDefault();
}
onTap = evt => {
this.manager.handleMapInteraction(new Vector2(evt.center.x, evt.center.y));
}
}