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Three.js: fix mousemove event listener. 

The mousemove event does not return button press information;
refactor into two handlers based on button press.
pull/409/head
William D. Jones 2017-08-25 19:15:48 -04:00 committed by whitequark
parent 52a481cd1e
commit 26c8cdcb37
1 changed files with 31 additions and 27 deletions
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28
res/threejs/SolveSpaceControls.js
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@ -158,14 +158,14 @@ SolvespaceControls = function(object, domElement) {
_rotateCur.set(event.screenX / window.devicePixelRatio,
event.screenY / window.devicePixelRatio);
_rotatePrev.copy(_rotateCur);
document.addEventListener('mousemove', mousemove, false);
document.addEventListener('mousemove', mousemove_rotate, false);
document.addEventListener('mouseup', mouseup, false);
break;
case 2:
_offsetCur.set(event.screenX / window.devicePixelRatio,
event.screenY / window.devicePixelRatio);
_offsetPrev.copy(_offsetCur);
document.addEventListener('mousemove', mousemove, false);
document.addEventListener('mousemove', mousemove_pan, false);
document.addEventListener('mouseup', mouseup, false);
break;
default:
@ -183,9 +183,7 @@ SolvespaceControls = function(object, domElement) {
_changed = true;
}
function mousemove(event) {
switch (event.button) {
case 0:
function mousemove_rotate(event) {
_rotateCur.set(event.screenX / window.devicePixelRatio,
event.screenY / window.devicePixelRatio);
var diff = new THREE.Vector2().subVectors(_rotateCur, _rotatePrev)
@ -194,8 +192,9 @@ SolvespaceControls = function(object, domElement) {
-0.3 * Math.PI / 180 * diff.y * object.zoomScale);
_changed = true;
_rotatePrev.copy(_rotateCur);
break;
case 2:
}
function mousemove_pan(event) {
_mouseMoved = true;
_offsetCur.set(event.screenX / window.devicePixelRatio,
event.screenY / window.devicePixelRatio);
@ -203,11 +202,8 @@ SolvespaceControls = function(object, domElement) {
.multiplyScalar(1 / object.zoomScale);
object.offsetProj(diff.x, -diff.y);
_changed = true;
_offsetPrev.copy(_offsetCur)
break;
_offsetPrev.copy(_offsetCur);
}
}
function mouseup(event) {
/* TODO: Opera mouse gestures will intercept this event, making it
@ -217,8 +213,16 @@ SolvespaceControls = function(object, domElement) {
event.preventDefault();
event.stopPropagation();
document.removeEventListener('mousemove', mousemove);
switch (event.button) {
case 0:
document.removeEventListener('mousemove', mousemove_rotate);
document.removeEventListener('mouseup', mouseup);
break;
case 2:
document.removeEventListener('mousemove', mousemove_pan);
document.removeEventListener('mouseup', mouseup);
break;
}
_this.dispatchEvent(endEvent);
}