diff --git a/examples/jsm/controls/experimental/CameraControls.js b/examples/jsm/controls/experimental/CameraControls.js deleted file mode 100644 index e88b46742fdc79..00000000000000 --- a/examples/jsm/controls/experimental/CameraControls.js +++ /dev/null @@ -1,1249 +0,0 @@ -import { - EventDispatcher, - MOUSE, - Quaternion, - Spherical, - TOUCH, - Vector2, - Vector3 -} from 'three'; - -class CameraControls extends EventDispatcher { - - constructor( object, domElement ) { - - if ( domElement === undefined ) console.warn( 'THREE.CameraControls: The second parameter "domElement" is now mandatory.' ); - if ( domElement === document ) console.error( 'THREE.CameraControls: "document" should not be used as the target "domElement". Please use "renderer.domElement" instead.' ); - - super(); - - this.object = object; - this.domElement = domElement; - - // Set to false to disable this control - this.enabled = true; - - // "target" sets the location of focus, where the object orbits around - this.target = new Vector3(); - - // Set to true to enable trackball behavior - this.trackball = false; - - // How far you can dolly in and out ( PerspectiveCamera only ) - this.minDistance = 0; - this.maxDistance = Infinity; - - // How far you can zoom in and out ( OrthographicCamera only ) - this.minZoom = 0; - this.maxZoom = Infinity; - - // How far you can orbit vertically, upper and lower limits. - // Range is 0 to Math.PI radians. - this.minPolarAngle = 0; // radians - this.maxPolarAngle = Math.PI; // radians - - // How far you can orbit horizontally, upper and lower limits. - // If set, must be a sub-interval of the interval [ - Math.PI, Math.PI ]. - this.minAzimuthAngle = - Infinity; // radians - this.maxAzimuthAngle = Infinity; // radians - - // Set to true to enable damping (inertia) - // If damping is enabled, you must call controls.update() in your animation loop - this.enableDamping = false; - this.dampingFactor = 0.05; - - // This option enables dollying in and out; property named as "zoom" for backwards compatibility - // Set to false to disable zooming - this.enableZoom = true; - this.zoomSpeed = 1.0; - - // Set to false to disable rotating - this.enableRotate = true; - this.rotateSpeed = 1.0; - - // Set to false to disable panning - this.enablePan = true; - this.panSpeed = 1.0; - this.screenSpacePanning = false; // if true, pan in screen-space - this.keyPanSpeed = 7.0; // pixels moved per arrow key push - - // Set to true to automatically rotate around the target - // If auto-rotate is enabled, you must call controls.update() in your animation loop - // auto-rotate is not supported for trackball behavior - this.autoRotate = false; - this.autoRotateSpeed = 2.0; // 30 seconds per round when fps is 60 - - // Set to false to disable use of the keys - this.enableKeys = true; - - // The four arrow keys - this.keys = { LEFT: 37, UP: 38, RIGHT: 39, BOTTOM: 40 }; - - // Mouse buttons - this.mouseButtons = { LEFT: MOUSE.ROTATE, MIDDLE: MOUSE.DOLLY, RIGHT: MOUSE.PAN }; - - // Touch fingers - this.touches = { ONE: TOUCH.ROTATE, TWO: TOUCH.DOLLY_PAN }; - - // for reset - this.target0 = this.target.clone(); - this.position0 = this.object.position.clone(); - this.quaternion0 = this.object.quaternion.clone(); - this.zoom0 = this.object.zoom; - - // - // public methods - // - - this.getPolarAngle = function () { - - return spherical.phi; - - }; - - this.getAzimuthalAngle = function () { - - return spherical.theta; - - }; - - this.saveState = function () { - - scope.target0.copy( scope.target ); - scope.position0.copy( scope.object.position ); - scope.quaternion0.copy( scope.object.quaternion ); - scope.zoom0 = scope.object.zoom; - - }; - - this.reset = function () { - - scope.target.copy( scope.target0 ); - scope.object.position.copy( scope.position0 ); - scope.object.quaternion.copy( scope.quaternion0 ); - scope.object.zoom = scope.zoom0; - - scope.object.updateProjectionMatrix(); - scope.dispatchEvent( changeEvent ); - - scope.update(); - - state = STATE.NONE; - - }; - - // this method is exposed, but perhaps it would be better if we can make it private... - this.update = function () { - - var offset = new Vector3(); - - // so camera.up is the orbit axis - var quat = new Quaternion().setFromUnitVectors( object.up, new Vector3( 0, 1, 0 ) ); - var quatInverse = quat.clone().invert(); - - var lastPosition = new Vector3(); - var lastQuaternion = new Quaternion(); - - var q = new Quaternion(); - var vec = new Vector3(); - - return function update() { - - var position = scope.object.position; - - offset.copy( position ).sub( scope.target ); - - if ( scope.trackball ) { - - // rotate around screen-space y-axis - - if ( sphericalDelta.theta ) { - - vec.set( 0, 1, 0 ).applyQuaternion( scope.object.quaternion ); - - const factor = ( scope.enableDamping ) ? scope.dampingFactor : 1; - - q.setFromAxisAngle( vec, sphericalDelta.theta * factor ); - - scope.object.quaternion.premultiply( q ); - offset.applyQuaternion( q ); - - } - - // rotate around screen-space x-axis - - if ( sphericalDelta.phi ) { - - vec.set( 1, 0, 0 ).applyQuaternion( scope.object.quaternion ); - - const factor = ( scope.enableDamping ) ? scope.dampingFactor : 1; - - q.setFromAxisAngle( vec, sphericalDelta.phi * factor ); - - scope.object.quaternion.premultiply( q ); - offset.applyQuaternion( q ); - - } - - offset.multiplyScalar( scale ); - offset.clampLength( scope.minDistance, scope.maxDistance ); - - } else { - - // rotate offset to "y-axis-is-up" space - offset.applyQuaternion( quat ); - - if ( scope.autoRotate && state === STATE.NONE ) { - - rotateLeft( getAutoRotationAngle() ); - - } - - spherical.setFromVector3( offset ); - - if ( scope.enableDamping ) { - - spherical.theta += sphericalDelta.theta * scope.dampingFactor; - spherical.phi += sphericalDelta.phi * scope.dampingFactor; - - } else { - - spherical.theta += sphericalDelta.theta; - spherical.phi += sphericalDelta.phi; - - } - - // restrict theta to be between desired limits - spherical.theta = Math.max( scope.minAzimuthAngle, Math.min( scope.maxAzimuthAngle, spherical.theta ) ); - - // restrict phi to be between desired limits - spherical.phi = Math.max( scope.minPolarAngle, Math.min( scope.maxPolarAngle, spherical.phi ) ); - - spherical.makeSafe(); - - spherical.radius *= scale; - - // restrict radius to be between desired limits - spherical.radius = Math.max( scope.minDistance, Math.min( scope.maxDistance, spherical.radius ) ); - - offset.setFromSpherical( spherical ); - - // rotate offset back to "camera-up-vector-is-up" space - offset.applyQuaternion( quatInverse ); - - } - - // move target to panned location - - if ( scope.enableDamping === true ) { - - scope.target.addScaledVector( panOffset, scope.dampingFactor ); - - } else { - - scope.target.add( panOffset ); - - } - - position.copy( scope.target ).add( offset ); - - if ( scope.trackball === false ) { - - scope.object.lookAt( scope.target ); - - } - - if ( scope.enableDamping === true ) { - - sphericalDelta.theta *= ( 1 - scope.dampingFactor ); - sphericalDelta.phi *= ( 1 - scope.dampingFactor ); - - panOffset.multiplyScalar( 1 - scope.dampingFactor ); - - } else { - - sphericalDelta.set( 0, 0, 0 ); - - panOffset.set( 0, 0, 0 ); - - } - - scale = 1; - - // update condition is: - // min(camera displacement, camera rotation in radians)^2 > EPS - // using small-angle approximation cos(x/2) = 1 - x^2 / 8 - - if ( zoomChanged || - lastPosition.distanceToSquared( scope.object.position ) > EPS || - 8 * ( 1 - lastQuaternion.dot( scope.object.quaternion ) ) > EPS ) { - - scope.dispatchEvent( changeEvent ); - - lastPosition.copy( scope.object.position ); - lastQuaternion.copy( scope.object.quaternion ); - zoomChanged = false; - - return true; - - } - - return false; - - }; - - }(); - - this.dispose = function () { - - scope.domElement.removeEventListener( 'contextmenu', onContextMenu, false ); - scope.domElement.removeEventListener( 'mousedown', onMouseDown, false ); - scope.domElement.removeEventListener( 'wheel', onMouseWheel, false ); - - scope.domElement.removeEventListener( 'touchstart', onTouchStart, false ); - scope.domElement.removeEventListener( 'touchend', onTouchEnd, false ); - scope.domElement.removeEventListener( 'touchmove', onTouchMove, false ); - - document.removeEventListener( 'mousemove', onMouseMove, false ); - document.removeEventListener( 'mouseup', onMouseUp, false ); - - scope.domElement.removeEventListener( 'keydown', onKeyDown, false ); - - //scope.dispatchEvent( { type: 'dispose' } ); // should this be added here? - - }; - - // - // internals - // - - var scope = this; - - var changeEvent = { type: 'change' }; - var startEvent = { type: 'start' }; - var endEvent = { type: 'end' }; - - var STATE = { - NONE: - 1, - ROTATE: 0, - DOLLY: 1, - PAN: 2, - TOUCH_ROTATE: 3, - TOUCH_PAN: 4, - TOUCH_DOLLY_PAN: 5, - TOUCH_DOLLY_ROTATE: 6 - }; - - var state = STATE.NONE; - - var EPS = 0.000001; - - // current position in spherical coordinates - var spherical = new Spherical(); - var sphericalDelta = new Spherical(); - - var scale = 1; - var panOffset = new Vector3(); - var zoomChanged = false; - - var rotateStart = new Vector2(); - var rotateEnd = new Vector2(); - var rotateDelta = new Vector2(); - - var panStart = new Vector2(); - var panEnd = new Vector2(); - var panDelta = new Vector2(); - - var dollyStart = new Vector2(); - var dollyEnd = new Vector2(); - var dollyDelta = new Vector2(); - - function getAutoRotationAngle() { - - return 2 * Math.PI / 60 / 60 * scope.autoRotateSpeed; - - } - - function getZoomScale() { - - return Math.pow( 0.95, scope.zoomSpeed ); - - } - - function rotateLeft( angle ) { - - sphericalDelta.theta -= angle; - - } - - function rotateUp( angle ) { - - sphericalDelta.phi -= angle; - - } - - var panLeft = function () { - - var v = new Vector3(); - - return function panLeft( distance, objectMatrix ) { - - v.setFromMatrixColumn( objectMatrix, 0 ); // get X column of objectMatrix - v.multiplyScalar( - distance ); - - panOffset.add( v ); - - }; - - }(); - - var panUp = function () { - - var v = new Vector3(); - - return function panUp( distance, objectMatrix ) { - - if ( scope.screenSpacePanning === true ) { - - v.setFromMatrixColumn( objectMatrix, 1 ); - - } else { - - v.setFromMatrixColumn( objectMatrix, 0 ); - v.crossVectors( scope.object.up, v ); - - } - - v.multiplyScalar( distance ); - - panOffset.add( v ); - - }; - - }(); - - // deltaX and deltaY are in pixels; right and down are positive - var pan = function () { - - var offset = new Vector3(); - - return function pan( deltaX, deltaY ) { - - var element = scope.domElement; - - if ( scope.object.isPerspectiveCamera ) { - - // perspective - var position = scope.object.position; - offset.copy( position ).sub( scope.target ); - var targetDistance = offset.length(); - - // half of the fov is center to top of screen - targetDistance *= Math.tan( ( scope.object.fov / 2 ) * Math.PI / 180.0 ); - - // we use only clientHeight here so aspect ratio does not distort speed - panLeft( 2 * deltaX * targetDistance / element.clientHeight, scope.object.matrix ); - panUp( 2 * deltaY * targetDistance / element.clientHeight, scope.object.matrix ); - - } else if ( scope.object.isOrthographicCamera ) { - - // orthographic - panLeft( deltaX * ( scope.object.right - scope.object.left ) / scope.object.zoom / element.clientWidth, scope.object.matrix ); - panUp( deltaY * ( scope.object.top - scope.object.bottom ) / scope.object.zoom / element.clientHeight, scope.object.matrix ); - - } else { - - // camera neither orthographic nor perspective - console.warn( 'WARNING: CameraControls.js encountered an unknown camera type - pan disabled.' ); - scope.enablePan = false; - - } - - }; - - }(); - - function dollyIn( dollyScale ) { - - if ( scope.object.isPerspectiveCamera ) { - - scale /= dollyScale; - - } else if ( scope.object.isOrthographicCamera ) { - - scope.object.zoom = Math.max( scope.minZoom, Math.min( scope.maxZoom, scope.object.zoom * dollyScale ) ); - scope.object.updateProjectionMatrix(); - zoomChanged = true; - - } else { - - console.warn( 'WARNING: CameraControls.js encountered an unknown camera type - dolly/zoom disabled.' ); - scope.enableZoom = false; - - } - - } - - function dollyOut( dollyScale ) { - - if ( scope.object.isPerspectiveCamera ) { - - scale *= dollyScale; - - } else if ( scope.object.isOrthographicCamera ) { - - scope.object.zoom = Math.max( scope.minZoom, Math.min( scope.maxZoom, scope.object.zoom / dollyScale ) ); - scope.object.updateProjectionMatrix(); - zoomChanged = true; - - } else { - - console.warn( 'WARNING: CameraControls.js encountered an unknown camera type - dolly/zoom disabled.' ); - scope.enableZoom = false; - - } - - } - - // - // event callbacks - update the object state - // - - function handleMouseDownRotate( event ) { - - rotateStart.set( event.clientX, event.clientY ); - - } - - function handleMouseDownDolly( event ) { - - dollyStart.set( event.clientX, event.clientY ); - - } - - function handleMouseDownPan( event ) { - - panStart.set( event.clientX, event.clientY ); - - } - - function handleMouseMoveRotate( event ) { - - rotateEnd.set( event.clientX, event.clientY ); - - rotateDelta.subVectors( rotateEnd, rotateStart ).multiplyScalar( scope.rotateSpeed ); - - var element = scope.domElement; - - rotateLeft( 2 * Math.PI * rotateDelta.x / element.clientHeight ); // yes, height - - rotateUp( 2 * Math.PI * rotateDelta.y / element.clientHeight ); - - rotateStart.copy( rotateEnd ); - - scope.update(); - - } - - function handleMouseMoveDolly( event ) { - - dollyEnd.set( event.clientX, event.clientY ); - - dollyDelta.subVectors( dollyEnd, dollyStart ); - - if ( dollyDelta.y > 0 ) { - - dollyIn( getZoomScale() ); - - } else if ( dollyDelta.y < 0 ) { - - dollyOut( getZoomScale() ); - - } - - dollyStart.copy( dollyEnd ); - - scope.update(); - - } - - function handleMouseMovePan( event ) { - - panEnd.set( event.clientX, event.clientY ); - - panDelta.subVectors( panEnd, panStart ).multiplyScalar( scope.panSpeed ); - - pan( panDelta.x, panDelta.y ); - - panStart.copy( panEnd ); - - scope.update(); - - } - - function handleMouseUp( /*event*/ ) { - - // no-op - - } - - function handleMouseWheel( event ) { - - if ( event.deltaY < 0 ) { - - dollyOut( getZoomScale() ); - - } else if ( event.deltaY > 0 ) { - - dollyIn( getZoomScale() ); - - } - - scope.update(); - - } - - function handleKeyDown( event ) { - - var needsUpdate = false; - - switch ( event.keyCode ) { - - case scope.keys.UP: - pan( 0, scope.keyPanSpeed ); - needsUpdate = true; - break; - - case scope.keys.BOTTOM: - pan( 0, - scope.keyPanSpeed ); - needsUpdate = true; - break; - - case scope.keys.LEFT: - pan( scope.keyPanSpeed, 0 ); - needsUpdate = true; - break; - - case scope.keys.RIGHT: - pan( - scope.keyPanSpeed, 0 ); - needsUpdate = true; - break; - - } - - if ( needsUpdate ) { - - // prevent the browser from scrolling on cursor keys - event.preventDefault(); - - scope.update(); - - } - - - } - - function handleTouchStartRotate( event ) { - - if ( event.touches.length == 1 ) { - - rotateStart.set( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY ); - - } else { - - var x = 0.5 * ( event.touches[ 0 ].pageX + event.touches[ 1 ].pageX ); - var y = 0.5 * ( event.touches[ 0 ].pageY + event.touches[ 1 ].pageY ); - - rotateStart.set( x, y ); - - } - - } - - function handleTouchStartPan( event ) { - - if ( event.touches.length == 1 ) { - - panStart.set( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY ); - - } else { - - var x = 0.5 * ( event.touches[ 0 ].pageX + event.touches[ 1 ].pageX ); - var y = 0.5 * ( event.touches[ 0 ].pageY + event.touches[ 1 ].pageY ); - - panStart.set( x, y ); - - } - - } - - function handleTouchStartDolly( event ) { - - var dx = event.touches[ 0 ].pageX - event.touches[ 1 ].pageX; - var dy = event.touches[ 0 ].pageY - event.touches[ 1 ].pageY; - - var distance = Math.sqrt( dx * dx + dy * dy ); - - dollyStart.set( 0, distance ); - - } - - function handleTouchStartDollyPan( event ) { - - if ( scope.enableZoom ) handleTouchStartDolly( event ); - - if ( scope.enablePan ) handleTouchStartPan( event ); - - } - - function handleTouchStartDollyRotate( event ) { - - if ( scope.enableZoom ) handleTouchStartDolly( event ); - - if ( scope.enableRotate ) handleTouchStartRotate( event ); - - } - - function handleTouchMoveRotate( event ) { - - if ( event.touches.length == 1 ) { - - rotateEnd.set( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY ); - - } else { - - var x = 0.5 * ( event.touches[ 0 ].pageX + event.touches[ 1 ].pageX ); - var y = 0.5 * ( event.touches[ 0 ].pageY + event.touches[ 1 ].pageY ); - - rotateEnd.set( x, y ); - - } - - rotateDelta.subVectors( rotateEnd, rotateStart ).multiplyScalar( scope.rotateSpeed ); - - var element = scope.domElement; - - rotateLeft( 2 * Math.PI * rotateDelta.x / element.clientHeight ); // yes, height - - rotateUp( 2 * Math.PI * rotateDelta.y / element.clientHeight ); - - rotateStart.copy( rotateEnd ); - - } - - function handleTouchMovePan( event ) { - - if ( event.touches.length == 1 ) { - - panEnd.set( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY ); - - } else { - - var x = 0.5 * ( event.touches[ 0 ].pageX + event.touches[ 1 ].pageX ); - var y = 0.5 * ( event.touches[ 0 ].pageY + event.touches[ 1 ].pageY ); - - panEnd.set( x, y ); - - } - - panDelta.subVectors( panEnd, panStart ).multiplyScalar( scope.panSpeed ); - - pan( panDelta.x, panDelta.y ); - - panStart.copy( panEnd ); - - } - - function handleTouchMoveDolly( event ) { - - var dx = event.touches[ 0 ].pageX - event.touches[ 1 ].pageX; - var dy = event.touches[ 0 ].pageY - event.touches[ 1 ].pageY; - - var distance = Math.sqrt( dx * dx + dy * dy ); - - dollyEnd.set( 0, distance ); - - dollyDelta.set( 0, Math.pow( dollyEnd.y / dollyStart.y, scope.zoomSpeed ) ); - - dollyIn( dollyDelta.y ); - - dollyStart.copy( dollyEnd ); - - } - - function handleTouchMoveDollyPan( event ) { - - if ( scope.enableZoom ) handleTouchMoveDolly( event ); - - if ( scope.enablePan ) handleTouchMovePan( event ); - - } - - function handleTouchMoveDollyRotate( event ) { - - if ( scope.enableZoom ) handleTouchMoveDolly( event ); - - if ( scope.enableRotate ) handleTouchMoveRotate( event ); - - } - - function handleTouchEnd( /*event*/ ) { - - // no-op - - } - - // - // event handlers - FSM: listen for events and reset state - // - - function onMouseDown( event ) { - - if ( scope.enabled === false ) return; - - // Prevent the browser from scrolling. - - event.preventDefault(); - - // Manually set the focus since calling preventDefault above - // prevents the browser from setting it automatically. - - scope.domElement.focus ? scope.domElement.focus() : window.focus(); - - var mouseAction; - - switch ( event.button ) { - - case 0: - - mouseAction = scope.mouseButtons.LEFT; - break; - - case 1: - - mouseAction = scope.mouseButtons.MIDDLE; - break; - - case 2: - - mouseAction = scope.mouseButtons.RIGHT; - break; - - default: - - mouseAction = - 1; - - } - - switch ( mouseAction ) { - - case MOUSE.DOLLY: - - if ( scope.enableZoom === false ) return; - - handleMouseDownDolly( event ); - - state = STATE.DOLLY; - - break; - - case MOUSE.ROTATE: - - if ( event.ctrlKey || event.metaKey || event.shiftKey ) { - - if ( scope.enablePan === false ) return; - - handleMouseDownPan( event ); - - state = STATE.PAN; - - } else { - - if ( scope.enableRotate === false ) return; - - handleMouseDownRotate( event ); - - state = STATE.ROTATE; - - } - - break; - - case MOUSE.PAN: - - if ( event.ctrlKey || event.metaKey || event.shiftKey ) { - - if ( scope.enableRotate === false ) return; - - handleMouseDownRotate( event ); - - state = STATE.ROTATE; - - } else { - - if ( scope.enablePan === false ) return; - - handleMouseDownPan( event ); - - state = STATE.PAN; - - } - - break; - - default: - - state = STATE.NONE; - - } - - if ( state !== STATE.NONE ) { - - document.addEventListener( 'mousemove', onMouseMove, false ); - document.addEventListener( 'mouseup', onMouseUp, false ); - - scope.dispatchEvent( startEvent ); - - } - - } - - function onMouseMove( event ) { - - if ( scope.enabled === false ) return; - - event.preventDefault(); - - switch ( state ) { - - case STATE.ROTATE: - - if ( scope.enableRotate === false ) return; - - handleMouseMoveRotate( event ); - - break; - - case STATE.DOLLY: - - if ( scope.enableZoom === false ) return; - - handleMouseMoveDolly( event ); - - break; - - case STATE.PAN: - - if ( scope.enablePan === false ) return; - - handleMouseMovePan( event ); - - break; - - } - - } - - function onMouseUp( event ) { - - if ( scope.enabled === false ) return; - - handleMouseUp( event ); - - document.removeEventListener( 'mousemove', onMouseMove, false ); - document.removeEventListener( 'mouseup', onMouseUp, false ); - - scope.dispatchEvent( endEvent ); - - state = STATE.NONE; - - } - - function onMouseWheel( event ) { - - if ( scope.enabled === false || scope.enableZoom === false || ( state !== STATE.NONE && state !== STATE.ROTATE ) ) return; - - event.preventDefault(); - event.stopPropagation(); - - scope.dispatchEvent( startEvent ); - - handleMouseWheel( event ); - - scope.dispatchEvent( endEvent ); - - } - - function onKeyDown( event ) { - - if ( scope.enabled === false || scope.enableKeys === false || scope.enablePan === false ) return; - - handleKeyDown( event ); - - } - - function onTouchStart( event ) { - - if ( scope.enabled === false ) return; - - event.preventDefault(); - - switch ( event.touches.length ) { - - case 1: - - switch ( scope.touches.ONE ) { - - case TOUCH.ROTATE: - - if ( scope.enableRotate === false ) return; - - handleTouchStartRotate( event ); - - state = STATE.TOUCH_ROTATE; - - break; - - case TOUCH.PAN: - - if ( scope.enablePan === false ) return; - - handleTouchStartPan( event ); - - state = STATE.TOUCH_PAN; - - break; - - default: - - state = STATE.NONE; - - } - - break; - - case 2: - - switch ( scope.touches.TWO ) { - - case TOUCH.DOLLY_PAN: - - if ( scope.enableZoom === false && scope.enablePan === false ) return; - - handleTouchStartDollyPan( event ); - - state = STATE.TOUCH_DOLLY_PAN; - - break; - - case TOUCH.DOLLY_ROTATE: - - if ( scope.enableZoom === false && scope.enableRotate === false ) return; - - handleTouchStartDollyRotate( event ); - - state = STATE.TOUCH_DOLLY_ROTATE; - - break; - - default: - - state = STATE.NONE; - - } - - break; - - default: - - state = STATE.NONE; - - } - - if ( state !== STATE.NONE ) { - - scope.dispatchEvent( startEvent ); - - } - - } - - function onTouchMove( event ) { - - if ( scope.enabled === false ) return; - - event.preventDefault(); - event.stopPropagation(); - - switch ( state ) { - - case STATE.TOUCH_ROTATE: - - if ( scope.enableRotate === false ) return; - - handleTouchMoveRotate( event ); - - scope.update(); - - break; - - case STATE.TOUCH_PAN: - - if ( scope.enablePan === false ) return; - - handleTouchMovePan( event ); - - scope.update(); - - break; - - case STATE.TOUCH_DOLLY_PAN: - - if ( scope.enableZoom === false && scope.enablePan === false ) return; - - handleTouchMoveDollyPan( event ); - - scope.update(); - - break; - - case STATE.TOUCH_DOLLY_ROTATE: - - if ( scope.enableZoom === false && scope.enableRotate === false ) return; - - handleTouchMoveDollyRotate( event ); - - scope.update(); - - break; - - default: - - state = STATE.NONE; - - } - - } - - function onTouchEnd( event ) { - - if ( scope.enabled === false ) return; - - handleTouchEnd( event ); - - scope.dispatchEvent( endEvent ); - - state = STATE.NONE; - - } - - function onContextMenu( event ) { - - if ( scope.enabled === false ) return; - - event.preventDefault(); - - } - - // - - scope.domElement.addEventListener( 'contextmenu', onContextMenu, false ); - - scope.domElement.addEventListener( 'mousedown', onMouseDown, false ); - scope.domElement.addEventListener( 'wheel', onMouseWheel, false ); - - scope.domElement.addEventListener( 'touchstart', onTouchStart, false ); - scope.domElement.addEventListener( 'touchend', onTouchEnd, false ); - scope.domElement.addEventListener( 'touchmove', onTouchMove, false ); - - scope.domElement.addEventListener( 'keydown', onKeyDown, false ); - - // make sure element can receive keys. - - if ( scope.domElement.tabIndex === - 1 ) { - - scope.domElement.tabIndex = 0; - - } - - // force an update at start - - this.object.lookAt( scope.target ); - this.update(); - this.saveState(); - - } - -} - -// OrbitControls maintains the "up" direction, camera.up (+Y by default). -// -// Orbit - left mouse / touch: one-finger move -// Zoom - middle mouse, or mousewheel / touch: two-finger spread or squish -// Pan - right mouse, or left mouse + ctrl/meta/shiftKey, or arrow keys / touch: two-finger move - -class OrbitControls extends CameraControls { - - constructor( object, domElement ) { - - super( object, domElement ); - - this.mouseButtons.LEFT = MOUSE.ROTATE; - this.mouseButtons.RIGHT = MOUSE.PAN; - - this.touches.ONE = TOUCH.ROTATE; - this.touches.TWO = TOUCH.DOLLY_PAN; - - } - -} - -// MapControls maintains the "up" direction, camera.up (+Y by default) -// -// Orbit - right mouse, or left mouse + ctrl/meta/shiftKey / touch: two-finger rotate -// Zoom - middle mouse, or mousewheel / touch: two-finger spread or squish -// Pan - left mouse, or left right + ctrl/meta/shiftKey, or arrow keys / touch: one-finger move - -class MapControls extends CameraControls { - - constructor( object, domElement ) { - - super( object, domElement ); - - this.mouseButtons.LEFT = MOUSE.PAN; - this.mouseButtons.RIGHT = MOUSE.ROTATE; - - this.touches.ONE = TOUCH.PAN; - this.touches.TWO = TOUCH.DOLLY_ROTATE; - - } - -} - -// TrackballControls allows the camera to rotate over the polls and does not maintain camera.up -// -// Orbit - left mouse / touch: one-finger move -// Zoom - middle mouse, or mousewheel / touch: two-finger spread or squish -// Pan - right mouse, or left mouse + ctrl/meta/shiftKey, or arrow keys / touch: two-finger move - -class TrackballControls extends CameraControls { - - constructor( object, domElement ) { - - super( object, domElement ); - - this.trackball = true; - this.screenSpacePanning = true; - this.autoRotate = false; - - this.mouseButtons.LEFT = MOUSE.ROTATE; - this.mouseButtons.RIGHT = MOUSE.PAN; - - this.touches.ONE = TOUCH.ROTATE; - this.touches.TWO = TOUCH.DOLLY_PAN; - - } - -} - -export { CameraControls, OrbitControls, MapControls, TrackballControls };