Varia library working group XPPL.
https://gitea.xpub.nl/XPUB/XPPL
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
1043 lines
22 KiB
1043 lines
22 KiB
/**
|
|
* @author qiao / https://github.com/qiao
|
|
* @author mrdoob / http://mrdoob.com
|
|
* @author alteredq / http://alteredqualia.com/
|
|
* @author WestLangley / http://github.com/WestLangley
|
|
* @author erich666 / http://erichaines.com
|
|
*/
|
|
|
|
// This set of controls performs orbiting, dollying (zooming), and panning.
|
|
// Unlike TrackballControls, it maintains the "up" direction object.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 arrow keys / touch: two-finger move
|
|
|
|
THREE.OrbitControls = function ( object, domElement ) {
|
|
|
|
this.object = object;
|
|
|
|
this.domElement = ( domElement !== undefined ) ? domElement : document;
|
|
|
|
// Set to false to disable this control
|
|
this.enabled = true;
|
|
|
|
// "target" sets the location of focus, where the object orbits around
|
|
this.target = new THREE.Vector3();
|
|
|
|
// 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 = 0.25;
|
|
|
|
// This option actually enables dollying in and out; left 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
|
|
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 = { ORBIT: THREE.MOUSE.LEFT, ZOOM: THREE.MOUSE.MIDDLE, PAN: THREE.MOUSE.RIGHT };
|
|
|
|
// for reset
|
|
this.target0 = this.target.clone();
|
|
this.position0 = this.object.position.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.zoom0 = scope.object.zoom;
|
|
|
|
};
|
|
|
|
this.reset = function () {
|
|
|
|
scope.target.copy( scope.target0 );
|
|
scope.object.position.copy( scope.position0 );
|
|
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 THREE.Vector3();
|
|
|
|
// so camera.up is the orbit axis
|
|
var quat = new THREE.Quaternion().setFromUnitVectors( object.up, new THREE.Vector3( 0, 1, 0 ) );
|
|
var quatInverse = quat.clone().inverse();
|
|
|
|
var lastPosition = new THREE.Vector3();
|
|
var lastQuaternion = new THREE.Quaternion();
|
|
|
|
return function update() {
|
|
|
|
var position = scope.object.position;
|
|
|
|
offset.copy( position ).sub( scope.target );
|
|
|
|
// rotate offset to "y-axis-is-up" space
|
|
offset.applyQuaternion( quat );
|
|
|
|
// angle from z-axis around y-axis
|
|
spherical.setFromVector3( offset );
|
|
|
|
if ( scope.autoRotate && state === STATE.NONE ) {
|
|
|
|
rotateLeft( getAutoRotationAngle() );
|
|
|
|
}
|
|
|
|
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 ) );
|
|
|
|
// move target to panned location
|
|
scope.target.add( panOffset );
|
|
|
|
offset.setFromSpherical( spherical );
|
|
|
|
// rotate offset back to "camera-up-vector-is-up" space
|
|
offset.applyQuaternion( quatInverse );
|
|
|
|
position.copy( scope.target ).add( offset );
|
|
|
|
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 );
|
|
|
|
window.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_DOLLY_PAN: 4 };
|
|
|
|
var state = STATE.NONE;
|
|
|
|
var EPS = 0.000001;
|
|
|
|
// current position in spherical coordinates
|
|
var spherical = new THREE.Spherical();
|
|
var sphericalDelta = new THREE.Spherical();
|
|
|
|
var scale = 1;
|
|
var panOffset = new THREE.Vector3();
|
|
var zoomChanged = false;
|
|
|
|
var rotateStart = new THREE.Vector2();
|
|
var rotateEnd = new THREE.Vector2();
|
|
var rotateDelta = new THREE.Vector2();
|
|
|
|
var panStart = new THREE.Vector2();
|
|
var panEnd = new THREE.Vector2();
|
|
var panDelta = new THREE.Vector2();
|
|
|
|
var dollyStart = new THREE.Vector2();
|
|
var dollyEnd = new THREE.Vector2();
|
|
var dollyDelta = new THREE.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 THREE.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 THREE.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 THREE.Vector3();
|
|
|
|
return function pan( deltaX, deltaY ) {
|
|
|
|
var element = scope.domElement === document ? scope.domElement.body : 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: OrbitControls.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: OrbitControls.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: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled.' );
|
|
scope.enableZoom = false;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
//
|
|
// event callbacks - update the object state
|
|
//
|
|
|
|
function handleMouseDownRotate( event ) {
|
|
|
|
//console.log( 'handleMouseDownRotate' );
|
|
|
|
rotateStart.set( event.clientX, event.clientY );
|
|
|
|
}
|
|
|
|
function handleMouseDownDolly( event ) {
|
|
|
|
//console.log( 'handleMouseDownDolly' );
|
|
|
|
dollyStart.set( event.clientX, event.clientY );
|
|
|
|
}
|
|
|
|
function handleMouseDownPan( event ) {
|
|
|
|
//console.log( 'handleMouseDownPan' );
|
|
|
|
panStart.set( event.clientX, event.clientY );
|
|
|
|
}
|
|
|
|
function handleMouseMoveRotate( event ) {
|
|
|
|
//console.log( 'handleMouseMoveRotate' );
|
|
|
|
rotateEnd.set( event.clientX, event.clientY );
|
|
|
|
rotateDelta.subVectors( rotateEnd, rotateStart ).multiplyScalar( scope.rotateSpeed );
|
|
|
|
var element = scope.domElement === document ? scope.domElement.body : scope.domElement;
|
|
|
|
// rotating across whole screen goes 360 degrees around
|
|
rotateLeft( 2 * Math.PI * rotateDelta.x / element.clientWidth );
|
|
|
|
// rotating up and down along whole screen attempts to go 360, but limited to 180
|
|
rotateUp( 2 * Math.PI * rotateDelta.y / element.clientHeight );
|
|
|
|
rotateStart.copy( rotateEnd );
|
|
|
|
scope.update();
|
|
|
|
}
|
|
|
|
function handleMouseMoveDolly( event ) {
|
|
|
|
//console.log( 'handleMouseMoveDolly' );
|
|
|
|
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 ) {
|
|
|
|
//console.log( 'handleMouseMovePan' );
|
|
|
|
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 ) {
|
|
|
|
// console.log( 'handleMouseUp' );
|
|
|
|
}
|
|
|
|
function handleMouseWheel( event ) {
|
|
|
|
// console.log( 'handleMouseWheel' );
|
|
|
|
if ( event.deltaY < 0 ) {
|
|
|
|
dollyOut( getZoomScale() );
|
|
|
|
} else if ( event.deltaY > 0 ) {
|
|
|
|
dollyIn( getZoomScale() );
|
|
|
|
}
|
|
|
|
scope.update();
|
|
|
|
}
|
|
|
|
function handleKeyDown( event ) {
|
|
|
|
//console.log( 'handleKeyDown' );
|
|
|
|
switch ( event.keyCode ) {
|
|
|
|
case scope.keys.UP:
|
|
pan( 0, scope.keyPanSpeed );
|
|
scope.update();
|
|
break;
|
|
|
|
case scope.keys.BOTTOM:
|
|
pan( 0, - scope.keyPanSpeed );
|
|
scope.update();
|
|
break;
|
|
|
|
case scope.keys.LEFT:
|
|
pan( scope.keyPanSpeed, 0 );
|
|
scope.update();
|
|
break;
|
|
|
|
case scope.keys.RIGHT:
|
|
pan( - scope.keyPanSpeed, 0 );
|
|
scope.update();
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
function handleTouchStartRotate( event ) {
|
|
|
|
//console.log( 'handleTouchStartRotate' );
|
|
|
|
rotateStart.set( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY );
|
|
|
|
}
|
|
|
|
function handleTouchStartDollyPan( event ) {
|
|
|
|
//console.log( 'handleTouchStartDollyPan' );
|
|
|
|
if ( scope.enableZoom ) {
|
|
|
|
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 );
|
|
|
|
}
|
|
|
|
if ( scope.enablePan ) {
|
|
|
|
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 handleTouchMoveRotate( event ) {
|
|
|
|
//console.log( 'handleTouchMoveRotate' );
|
|
|
|
rotateEnd.set( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY );
|
|
|
|
rotateDelta.subVectors( rotateEnd, rotateStart ).multiplyScalar( scope.rotateSpeed );
|
|
|
|
var element = scope.domElement === document ? scope.domElement.body : scope.domElement;
|
|
|
|
// rotating across whole screen goes 360 degrees around
|
|
rotateLeft( 2 * Math.PI * rotateDelta.x / element.clientWidth );
|
|
|
|
// rotating up and down along whole screen attempts to go 360, but limited to 180
|
|
rotateUp( 2 * Math.PI * rotateDelta.y / element.clientHeight );
|
|
|
|
rotateStart.copy( rotateEnd );
|
|
|
|
scope.update();
|
|
|
|
}
|
|
|
|
function handleTouchMoveDollyPan( event ) {
|
|
|
|
//console.log( 'handleTouchMoveDollyPan' );
|
|
|
|
if ( scope.enableZoom ) {
|
|
|
|
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 );
|
|
|
|
}
|
|
|
|
if ( scope.enablePan ) {
|
|
|
|
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 );
|
|
|
|
}
|
|
|
|
scope.update();
|
|
|
|
}
|
|
|
|
function handleTouchEnd( event ) {
|
|
|
|
//console.log( 'handleTouchEnd' );
|
|
|
|
}
|
|
|
|
//
|
|
// event handlers - FSM: listen for events and reset state
|
|
//
|
|
|
|
function onMouseDown( event ) {
|
|
|
|
if ( scope.enabled === false ) return;
|
|
|
|
event.preventDefault();
|
|
|
|
switch ( event.button ) {
|
|
|
|
case scope.mouseButtons.ORBIT:
|
|
|
|
if ( scope.enableRotate === false ) return;
|
|
|
|
handleMouseDownRotate( event );
|
|
|
|
state = STATE.ROTATE;
|
|
|
|
break;
|
|
|
|
case scope.mouseButtons.ZOOM:
|
|
|
|
if ( scope.enableZoom === false ) return;
|
|
|
|
handleMouseDownDolly( event );
|
|
|
|
state = STATE.DOLLY;
|
|
|
|
break;
|
|
|
|
case scope.mouseButtons.PAN:
|
|
|
|
if ( scope.enablePan === false ) return;
|
|
|
|
handleMouseDownPan( event );
|
|
|
|
state = STATE.PAN;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
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: // one-fingered touch: rotate
|
|
|
|
if ( scope.enableRotate === false ) return;
|
|
|
|
handleTouchStartRotate( event );
|
|
|
|
state = STATE.TOUCH_ROTATE;
|
|
|
|
break;
|
|
|
|
case 2: // two-fingered touch: dolly-pan
|
|
|
|
if ( scope.enableZoom === false && scope.enablePan === false ) return;
|
|
|
|
handleTouchStartDollyPan( event );
|
|
|
|
state = STATE.TOUCH_DOLLY_PAN;
|
|
|
|
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 ( event.touches.length ) {
|
|
|
|
case 1: // one-fingered touch: rotate
|
|
|
|
if ( scope.enableRotate === false ) return;
|
|
if ( state !== STATE.TOUCH_ROTATE ) return; // is this needed?
|
|
|
|
handleTouchMoveRotate( event );
|
|
|
|
break;
|
|
|
|
case 2: // two-fingered touch: dolly-pan
|
|
|
|
if ( scope.enableZoom === false && scope.enablePan === false ) return;
|
|
if ( state !== STATE.TOUCH_DOLLY_PAN ) return; // is this needed?
|
|
|
|
handleTouchMoveDollyPan( event );
|
|
|
|
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 );
|
|
|
|
window.addEventListener( 'keydown', onKeyDown, false );
|
|
|
|
// force an update at start
|
|
|
|
this.update();
|
|
|
|
};
|
|
|
|
THREE.OrbitControls.prototype = Object.create( THREE.EventDispatcher.prototype );
|
|
THREE.OrbitControls.prototype.constructor = THREE.OrbitControls;
|
|
|
|
Object.defineProperties( THREE.OrbitControls.prototype, {
|
|
|
|
center: {
|
|
|
|
get: function () {
|
|
|
|
console.warn( 'THREE.OrbitControls: .center has been renamed to .target' );
|
|
return this.target;
|
|
|
|
}
|
|
|
|
},
|
|
|
|
// backward compatibility
|
|
|
|
noZoom: {
|
|
|
|
get: function () {
|
|
|
|
console.warn( 'THREE.OrbitControls: .noZoom has been deprecated. Use .enableZoom instead.' );
|
|
return ! this.enableZoom;
|
|
|
|
},
|
|
|
|
set: function ( value ) {
|
|
|
|
console.warn( 'THREE.OrbitControls: .noZoom has been deprecated. Use .enableZoom instead.' );
|
|
this.enableZoom = ! value;
|
|
|
|
}
|
|
|
|
},
|
|
|
|
noRotate: {
|
|
|
|
get: function () {
|
|
|
|
console.warn( 'THREE.OrbitControls: .noRotate has been deprecated. Use .enableRotate instead.' );
|
|
return ! this.enableRotate;
|
|
|
|
},
|
|
|
|
set: function ( value ) {
|
|
|
|
console.warn( 'THREE.OrbitControls: .noRotate has been deprecated. Use .enableRotate instead.' );
|
|
this.enableRotate = ! value;
|
|
|
|
}
|
|
|
|
},
|
|
|
|
noPan: {
|
|
|
|
get: function () {
|
|
|
|
console.warn( 'THREE.OrbitControls: .noPan has been deprecated. Use .enablePan instead.' );
|
|
return ! this.enablePan;
|
|
|
|
},
|
|
|
|
set: function ( value ) {
|
|
|
|
console.warn( 'THREE.OrbitControls: .noPan has been deprecated. Use .enablePan instead.' );
|
|
this.enablePan = ! value;
|
|
|
|
}
|
|
|
|
},
|
|
|
|
noKeys: {
|
|
|
|
get: function () {
|
|
|
|
console.warn( 'THREE.OrbitControls: .noKeys has been deprecated. Use .enableKeys instead.' );
|
|
return ! this.enableKeys;
|
|
|
|
},
|
|
|
|
set: function ( value ) {
|
|
|
|
console.warn( 'THREE.OrbitControls: .noKeys has been deprecated. Use .enableKeys instead.' );
|
|
this.enableKeys = ! value;
|
|
|
|
}
|
|
|
|
},
|
|
|
|
staticMoving: {
|
|
|
|
get: function () {
|
|
|
|
console.warn( 'THREE.OrbitControls: .staticMoving has been deprecated. Use .enableDamping instead.' );
|
|
return ! this.enableDamping;
|
|
|
|
},
|
|
|
|
set: function ( value ) {
|
|
|
|
console.warn( 'THREE.OrbitControls: .staticMoving has been deprecated. Use .enableDamping instead.' );
|
|
this.enableDamping = ! value;
|
|
|
|
}
|
|
|
|
},
|
|
|
|
dynamicDampingFactor: {
|
|
|
|
get: function () {
|
|
|
|
console.warn( 'THREE.OrbitControls: .dynamicDampingFactor has been renamed. Use .dampingFactor instead.' );
|
|
return this.dampingFactor;
|
|
|
|
},
|
|
|
|
set: function ( value ) {
|
|
|
|
console.warn( 'THREE.OrbitControls: .dynamicDampingFactor has been renamed. Use .dampingFactor instead.' );
|
|
this.dampingFactor = value;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
} );
|
|
|