onDocumentMouseMove: function()

in app/scripts/views/mainPage/view3d.js [659:720]
42 lines of code
8 McCabe index (conditional complexity)

    onDocumentMouseMove: function (event) {
        var config = this.eventConfig;

        var offset = this.get('offset');

        var camera = this.get('camera');

        var plane = this.get('nodeMoveHelperPlane');

        var vector = this.getMouseVector(event, config).unproject(camera);

        var raycaster = new THREE.Raycaster(camera.position, vector.sub(camera.position).normalize());

        var dragNode = this.get('dragNode');

        if (dragNode !== null && dragNode !== undefined) {

            var intersectsWithPlane = raycaster.intersectObject(plane);
            dragNode.position.copy(intersectsWithPlane[0].point.sub(offset));

            var lineData = this.nodeLines[dragNode.name];

            if (Ember.isArray(lineData)) {
                lineData.forEach(function (lineData) {
                    lineData.vertex.copy(dragNode.position);
                    lineData.geometry.verticesNeedUpdate = true;
                });
            }
            return;

        }

        var current = this.get('selectedNode');
        var intersects = this.calculateIntersects(event, config);

        //TODO: fix selected objects (use array to store selected objects)
        if (intersects.length > 0) {

            if (current !== intersects[0].object) {
                current = intersects[0].object;
                this.mouseOverThreeJsSceneObject(current);

                //d&d
                if (current.objectType === this.getNodeType()) {
                    plane.position.copy(current.position);

                    var lookAtVector = camera.position.clone();
                    lookAtVector.x = lookAtVector.x * 10;
                    lookAtVector.y = lookAtVector.y * 10;
                    lookAtVector.z = lookAtVector.z * 10;

                    plane.lookAt(lookAtVector);
                }
            }

        } else if (current !== null) {
            this.mouseLeaveThreeJsSceneObject(current);
            current = null;
        }
        this.set('selectedNode', current);
        this.get('renderer').render(this.get('scene'), this.get('camera'));
    },