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path: root/js/tools/RotateObject3DTool.js
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/* <copyright>
This file contains proprietary software owned by Motorola Mobility, Inc.<br/>
No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.<br/>
(c) Copyright 2011 Motorola Mobility, Inc.  All Rights Reserved.
</copyright> */

var Montage = require("montage/core/core").Montage,
    viewUtils = require("js/helper-classes/3D/view-utils").ViewUtils,
    snapManager = require("js/helper-classes/3D/snap-manager").SnapManager;

var Rotate3DToolBase = require("js/tools/Rotate3DToolBase").Rotate3DToolBase;
var toolHandleModule = require("js/stage/tool-handle");

exports.RotateObject3DTool = Montage.create(Rotate3DToolBase, {
    _toolID: { value: "rotateObject3DTool" },
    _imageID: { value: "rotateObject3DToolImg" },
    _toolImageClass: { value: "rotateObject3DToolUp" },
    _selectedToolImageClass: { value: "rotateObject3DToolDown" },
    _toolTipText : { value : "3D Rotate Object Tool" },

    _initializeToolHandles: {
        value: function() {
            this.rotateStage = false;
            if(!this._handles)
            {
                this._handles = [];
                // rotateX
                var rX = toolHandleModule.RotateHandle.create();
                rX.init("url('images/cursors/Translate_X.png') 0 0, default", 'rgba(255,0,0,1)', "x");
                this._handles.push(rX);
                // rotateY
                var rY = toolHandleModule.RotateHandle.create();
                rY.init("url('images/cursors/Translate_Y.png') 0 0, default", 'rgba(0,255,0,1)', "y");
                this._handles.push(rY);

                // rotateZ
                var rZ = toolHandleModule.RotateHandle.create();
                rZ.init("url('images/cursors/Translate_Z.png') 0 0, default", 'rgba(0,0,255,1)', "z");
                this._handles.push(rZ);
            }
            else
            {
                // may need to reset values if they were changed by the stage rotate tool
                var len = this._handles.length;
                var i = 0,
                    toolHandle;
                for (i=0; i<len; i++)
                {
                    toolHandle = this._handles[i];
                    toolHandle._lineWidth = 2;
                    toolHandle._radius = 50;
                    toolHandle._nTriangles = 30;
                    var angle = 2.0*Math.PI/Number(toolHandle._nTriangles);
                    toolHandle._rotMat = Matrix.RotationZ( angle );
                }
            }
            this._inLocalMode = (this.options.selectedMode === "rotateLocally");
        }
    },

    initializeSnapping : {
        value : function(event)
        {
//            console.log( "initializeSnapping" );

            var selectedElements = this.application.ninja.selectedElements;
            if(this.rotateStage) {
                selectedElements = [this.application.ninja.currentDocument.documentRoot];
            }

			this._mouseDownHitRec = null;
			this._mouseUpHitRec   = null;

			snapManager.clearAvoidList();
			snapManager.clearDragPlane();

			// the translate tool does snap align to the bounds of the object only.
			// turn off snap align to the cursor.  This needs to be re-enabled in the mouse up method
			snapManager.enableSnapAlign( false );

			// snap to element and snap to grid are conditionally enabled based
			// on the snap results of the mouse down.  enable everything for the first snap
			this._snapToElements = snapManager.elementSnapEnabledAppLevel();
			this._snapToGrid = snapManager.gridSnapEnabledAppLevel();

            this._dragPlane = null;
            this._clickedOnStage = false;
            var do3DSnap = true;
            
            if(this._handleMode === null)
            {
                snapManager.enableElementSnap	( true	);
				snapManager.enableGridSnap		( true	);
            }
//            else
//            {
//                this._delta = null;
                // special case for z-translation
//                if(this._handleMode === 0)
//                {
//                    this._dragPlane = viewUtils.getNormalToUnprojectedElementPlane(this._target);
//                    snapManager.setupDragPlaneFromPlane(this._dragPlane);
//                    do3DSnap = false;

//                    snapManager.enableElementSnap	( false	);
//                    snapManager.enableGridSnap		( false );
//                }
//            }

            if (selectedElements.length)
            {
                var point = webkitConvertPointFromPageToNode(this.application.ninja.stage.canvas,
                                                                new WebKitPoint(event.pageX, event.pageY));

				// do the snap before setting up the avoid list to allow
				// a snap on the mouse down
				var hitRec = snapManager.snap(point.x, point.y, do3DSnap);

//                if(this._handleMode === 2)
//                {
//                    // translate z doesn't snap to element so hitRec's element will always be different
//                    // from what the browser says we clicked on. So, skip this check.
//                }
//                else
//                {
//                    // Check that hitRec's element matches element that browser says we clicked on
//                    // TODO - This is still not working when using a handle that is on top of an
//                    // element that is not currently selected
//                    var elt = this.application.ninja.stage.GetSelectableElement(event);
//                    if(elt && (elt !== hitRec.getElement()))
//                    {
//                        hitRec = snapManager.findHitRecordForElement(elt);
//                    }
//                    if(elt === this.application.ninja.currentSelectedContainer)
//                    {
//                        this._clickedOnStage = true;
//                    }
//                }

                // we don't want to snap to selected objects during the drag
//                var len = this._targets.length;
//                for(var i=0; i<len; i++)
//                {
//                    snapManager.addToAvoidList( this._targets[i].elt );
//                }
				if (hitRec)
				{
					// disable snap attributes
					if (hitRec.getType() == hitRec.SNAP_TYPE_ELEMENT)
					{
						this._snapToElements = false;
						this._snapToGrid = false;
					}
					else if (hitRec.getType() == hitRec.SNAP_TYPE_ELEMENT_CENTER)
					{
						snapManager.enableSnapAlign( snapManager.snapAlignEnabledAppLevel() );
					}

                    if(this._handleMode === 0)
                        this.clickedObject = this._target;

                    // parameterize the snap point on the target
                    this._snapParam = this.parameterizeSnap( hitRec );

                    if(!this._dragPlane)
                    {
                        if (selectedElements.length === 1)
                        {
                            this._dragPlane = viewUtils.getUnprojectedElementPlane(this._clickedObject);
                            snapManager.setupDragPlaneFromPlane(this._dragPlane);
                        }
                        else
                        {
                            this._dragPlane = snapManager.setupDragPlanes( hitRec, true );
                        }

                    }

                    // no quadrant snapping for the rotate tool
                    this._shouldUseQuadPt = false;

					var wpHitRec = hitRec.convertToWorkingPlane( this._dragPlane );
					this._mouseDownHitRec = wpHitRec;
					this._mouseUpHitRec = null;

					var pt = hitRec.getScreenPoint();
					this.downPoint.x = pt[0];
					this.downPoint.y = pt[1];
					this.downPoint.z = pt[2];

                    // TODO - need to figure out snapManager dependency by drawUtils.
                    // For now, bypassing by calling snapManager.drawLastHit();
//					drawUtils.refreshDisplay();
//                    snapManager.drawLastHit();
				}
            }
            else
            {
                this.target = null;
            }
        }
    },
    _handleToolOptionsChange: {
        value: function(event) {
            this._inLocalMode = event.detail.mode;
            this.DrawHandles();
        }
    }

});