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平移旋转缩放控件。

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This commit is contained in:
liteng 2018-06-26 22:14:55 +08:00
parent 61c182dbf3
commit ea5e53bea6
2 changed files with 68 additions and 78 deletions
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84
src/editor/Viewport.js
View File

@ -1,7 +1,4 @@
import ViewportInfo from './ViewportInfo';
import SetPositionCommand from '../command/SetPositionCommand';
import SetRotationCommand from '../command/SetRotationCommand';
import SetScaleCommand from '../command/SetScaleCommand';
import UI2 from '../ui2/UI';
/**
@ -45,7 +42,8 @@ function Viewport(app) {
sceneHelpers.add(grid);
editor.grid = grid;
//
// 选中包围盒控件
var selectionBox = new THREE.BoxHelper();
selectionBox.material.depthTest = false;
selectionBox.material.transparent = true;
@ -54,89 +52,19 @@ function Viewport(app) {
editor.selectionBox = selectionBox;
var objectPositionOnDown = null;
var objectRotationOnDown = null;
var objectScaleOnDown = null;
// 平移旋转缩放控件
var transformControls = new THREE.TransformControls(camera, container.dom);
editor.transformControls = transformControls;
transformControls.addEventListener('change', function () {
var object = transformControls.object;
if (object !== undefined) {
selectionBox.setFromObject(object);
if (editor.helpers[object.id] !== undefined) {
editor.helpers[object.id].update();
}
_this.app.call('refreshSidebarObject3D', _this, object);
}
_this.app.call('render');
_this.app.call('transformControlsChange', _this);
});
transformControls.addEventListener('mouseDown', function () {
var object = transformControls.object;
objectPositionOnDown = object.position.clone();
objectRotationOnDown = object.rotation.clone();
objectScaleOnDown = object.scale.clone();
controls.enabled = false;
_this.app.call('transformControlsMouseDown', _this);
});
transformControls.addEventListener('mouseUp', function () {
var object = transformControls.object;
if (object !== undefined) {
switch (transformControls.getMode()) {
case 'translate':
if (!objectPositionOnDown.equals(object.position)) {
editor.execute(new SetPositionCommand(object, object.position, objectPositionOnDown));
}
break;
case 'rotate':
if (!objectRotationOnDown.equals(object.rotation)) {
editor.execute(new SetRotationCommand(object, object.rotation, objectRotationOnDown));
}
break;
case 'scale':
if (!objectScaleOnDown.equals(object.scale)) {
editor.execute(new SetScaleCommand(object, object.scale, objectScaleOnDown));
}
break;
}
}
controls.enabled = true;
_this.app.call('transformControlsMouseUp', _this);
});
sceneHelpers.add(transformControls);

62
src/event/viewport/TransformControlsEvent.js
View File

@ -1,4 +1,7 @@
import BaseEvent from '../BaseEvent';
import SetPositionCommand from '../../command/SetPositionCommand';
import SetRotationCommand from '../../command/SetRotationCommand';
import SetScaleCommand from '../../command/SetScaleCommand';
/**
* 变形控件事件
@ -6,6 +9,10 @@ import BaseEvent from '../BaseEvent';
*/
function TransformControlsEvent(app) {
BaseEvent.call(this, app);
this.objectPositionOnDown = null;
this.objectRotationOnDown = null;
this.objectScaleOnDown = null;
}
TransformControlsEvent.prototype = Object.create(BaseEvent.prototype);
@ -32,14 +39,69 @@ TransformControlsEvent.prototype.stop = function () {
TransformControlsEvent.prototype.onChange = function () {
var editor = this.app.editor;
var transformControls = editor.transformControls;
var selectionBox = editor.selectionBox;
var object = transformControls.object;
if (object !== undefined) {
selectionBox.setFromObject(object);
if (editor.helpers[object.id] !== undefined) {
editor.helpers[object.id].update();
}
this.app.call('refreshSidebarObject3D', this, object);
}
this.app.call('render');
};
TransformControlsEvent.prototype.onMouseDown = function () {
var editor = this.app.editor;
var transformControls = editor.transformControls;
var controls = editor.controls;
var object = transformControls.object;
this.objectPositionOnDown = object.position.clone();
this.objectRotationOnDown = object.rotation.clone();
this.objectScaleOnDown = object.scale.clone();
controls.enabled = false;
};
TransformControlsEvent.prototype.onMouseUp = function () {
var editor = this.app.editor;
var transformControls = editor.transformControls;
var controls = editor.controls;
var objectPositionOnDown = this.objectPositionOnDown;
var objectRotationOnDown = this.objectRotationOnDown;
var objectScaleOnDown = this.objectScaleOnDown;
var object = transformControls.object;
if (object !== undefined) {
switch (transformControls.getMode()) {
case 'translate':
if (!objectPositionOnDown.equals(object.position)) {
editor.execute(new SetPositionCommand(object, object.position, objectPositionOnDown));
}
break;
case 'rotate':
if (!objectRotationOnDown.equals(object.rotation)) {
editor.execute(new SetRotationCommand(object, object.rotation, objectRotationOnDown));
}
break;
case 'scale':
if (!objectScaleOnDown.equals(object.scale)) {
editor.execute(new SetScaleCommand(object, object.scale, objectScaleOnDown));
}
break;
}
}
controls.enabled = true;
};
export default TransformControlsEvent;