Пример #1
0
    ///////////////////////////////////////////////////////////////////////////////
    //
    ///////////////////////////////////////////////////////////////////////////////

    // ------------------------------------------------------------------
    // Desc:
    // ------------------------------------------------------------------

    protected new void Awake()
    {
        base.Awake();
        grabMouseOrTouch = true;

        if (contentAnchor != null)
        {
            originalAnchorPos = contentAnchor.localPosition;
        }

        AddEventListener("onPressDown",
                         delegate(exUIEvent _event) {
            if (dragging)
            {
                _event.StopPropagation();
                return;
            }

            StartDrag(_event);
        });

        AddEventListener("onPressUp",
                         delegate(exUIEvent _event) {
            exUIPointEvent pointEvent = _event as exUIPointEvent;
            if (draggable && (pointEvent.isTouch || pointEvent.GetMouseButton(0)) && pointEvent.pointInfos[0].id == draggingID)
            {
                if (dragging)
                {
                    dragging   = false;
                    draggingID = -1;

                    StartScroll();
                }
                _event.StopPropagation();
            }
        });

        AddEventListener("onHoverIn",
                         delegate(exUIEvent _event) {
            if (dragging)
            {
                _event.StopPropagation();
                return;
            }

            StartDrag(_event);
        });

        AddEventListener("onHoverMove",
                         delegate(exUIEvent _event) {
            if (dragging == false)
            {
                StartDrag(_event);
                return;
            }

            float contentX          = (horizontalContentDir == ContentDirection.LeftToRight) ? 0.0f : -(contentSize_.x - width);
            float contentY          = (verticalContentDir == ContentDirection.TopToBottom) ? 0.0f : -(contentSize_.y - height);
            Rect scrollRect         = new Rect(scrollOffset_.x, scrollOffset_.y, width, height);
            Rect contentRect        = new Rect(contentX, contentY, Mathf.Max(contentSize_.x, width), Mathf.Max(contentSize_.y, height));
            Vector2 constrainOffset = exGeometryUtility.GetConstrainOffset(scrollRect, contentRect);

            exUIPointEvent pointEvent = _event as exUIPointEvent;
            for (int i = 0; i < pointEvent.pointInfos.Length; ++i)
            {
                exUIPointInfo point = pointEvent.pointInfos[i];
                if (draggable && (pointEvent.isTouch || pointEvent.GetMouseButton(0)) && point.id == draggingID)
                {
                    Vector2 delta = point.worldDelta;
                    delta.x       = -delta.x;
                    if (Mathf.Abs(constrainOffset.x) > 0.001f)
                    {
                        delta.x *= 0.5f;
                    }
                    if (Mathf.Abs(constrainOffset.y) > 0.001f)
                    {
                        delta.y *= 0.5f;
                    }

                    //
                    velocity = Vector2.Lerp(velocity, velocity + (delta / Time.deltaTime) * scrollSpeed, 0.67f);
                    if (Mathf.Sign(velocity.x) != Mathf.Sign(delta.x))
                    {
                        velocity.x = 0.0f;
                    }
                    if (Mathf.Sign(velocity.y) != Mathf.Sign(delta.y))
                    {
                        velocity.y = 0.0f;
                    }

                    _event.StopPropagation();

                    Scroll(delta);

                    break;
                }
            }
        });

        AddEventListener("onMouseWheel",
                         delegate(exUIEvent _event) {
            // TODO: if ( mouseWheelByHorizontal )

            float contentX            = (horizontalContentDir == ContentDirection.LeftToRight) ? 0.0f : -(contentSize_.x - width);
            float contentY            = (verticalContentDir == ContentDirection.TopToBottom) ? 0.0f : -(contentSize_.y - height);
            exUIWheelEvent wheelEvent = _event as exUIWheelEvent;
            Vector2 delta             = new Vector2(0.0f, -wheelEvent.delta * 100.0f);
            Vector2 constrainOffset   = exGeometryUtility.GetConstrainOffset(new Rect(scrollOffset_.x, scrollOffset_.y, width, height),
                                                                             new Rect(contentX, contentY, contentSize_.x, contentSize_.y));
            if (Mathf.Abs(constrainOffset.y) > 0.001f)
            {
                delta.y *= 0.5f;
            }

            velocity = Vector2.Lerp(velocity, velocity + (delta / Time.deltaTime) * scrollSpeed, 0.67f);
            if (Mathf.Sign(velocity.x) != Mathf.Sign(delta.x))
            {
                velocity.x = 0.0f;
            }
            if (Mathf.Sign(velocity.y) != Mathf.Sign(delta.y))
            {
                velocity.y = 0.0f;
            }

            _event.StopPropagation();

            Scroll(delta);
            StartScroll();
        });
    }
Пример #2
0
    // ------------------------------------------------------------------
    // Desc:
    // ------------------------------------------------------------------

    void HandleHotPoints(exHotPoint[] _hotPoints, bool _isMouse)
    {
        // ========================================================
        // handle hover event
        // ========================================================

        int hotPointCountForMouse = _isMouse ? 1 : _hotPoints.Length;

        for (int i = 0; i < hotPointCountForMouse; ++i)
        {
            exHotPoint hotPoint = _hotPoints[i];

            if (hotPoint.active == false)
            {
                continue;
            }

            if (hotPoint.pressed != null && hotPoint.pressed.grabMouseOrTouch)
            {
                continue;
            }

            // get hot control
            exUIControl lastCtrl = hotPoint.hover;
            exUIControl curCtrl  = PickControl(hotPoint.pos);
            hotPoint.hover = curCtrl;

            if (lastCtrl != curCtrl)
            {
                exUIPointInfo pointInfo = new exUIPointInfo();
                pointInfo.id         = hotPoint.id;
                pointInfo.pos        = hotPoint.pos;
                pointInfo.delta      = hotPoint.delta;
                pointInfo.worldPos   = hotPoint.worldPos;
                pointInfo.worldDelta = hotPoint.worldDelta;

                exUIPointEvent pointEvent = new exUIPointEvent();
                pointEvent.isMouse    = hotPoint.isMouse;
                pointEvent.pointInfos = new exUIPointInfo [] {
                    pointInfo
                };

                // on hover out
                if (lastCtrl != null)
                {
                    lastCtrl.OnHoverOut(pointEvent);
                }

                // on hover in
                if (curCtrl != null)
                {
                    pointEvent.Reset();
                    curCtrl.OnHoverIn(pointEvent);

                    if (hotPoint.isTouch)
                    {
                        hotPoint.pressDown = true;
                    }
                }
            }
        }

        if (_isMouse)
        {
            for (int i = 1; i < _hotPoints.Length; ++i)
            {
                _hotPoints[i].hover = _hotPoints[0].hover;
            }

            // ========================================================
            // send scroll wheel event
            // ========================================================

            float scroll = Input.GetAxis("Mouse ScrollWheel");
            if (scroll != 0.0f && _hotPoints[0].hover != null)
            {
                exUIWheelEvent wheelEvent = new exUIWheelEvent();
                wheelEvent.delta = scroll;
                _hotPoints[0].hover.OnEXMouseWheel(wheelEvent);
            }
        }

        // ========================================================
        // handle press down event
        // ========================================================

        for (int i = 0; i < _hotPoints.Length; ++i)
        {
            exHotPoint hotPoint = _hotPoints[i];

            if (hotPoint.active == false)
            {
                continue;
            }

            if (hotPoint.pressDown)
            {
                exUIControl curCtrl = hotPoint.hover;
                if (hotPoint.pressed != null && hotPoint.pressed.grabMouseOrTouch)
                {
                    curCtrl = hotPoint.pressed;
                }

                // send press down event
                if (curCtrl != null)
                {
                    exUIPointInfo pointInfo = new exUIPointInfo();
                    pointInfo.id         = hotPoint.id;
                    pointInfo.pos        = hotPoint.pos;
                    pointInfo.delta      = hotPoint.delta;
                    pointInfo.worldPos   = hotPoint.worldPos;
                    pointInfo.worldDelta = hotPoint.worldDelta;

                    exUIPointEvent pointEvent = new exUIPointEvent();
                    pointEvent.isMouse    = hotPoint.isMouse;
                    pointEvent.pointInfos = new exUIPointInfo [] {
                        pointInfo
                    };

                    curCtrl.OnPressDown(pointEvent);
                }
                hotPoint.pressed = curCtrl;
            }
        }

        // ========================================================
        // handle moving before press-up
        // ========================================================

        Dictionary <exUIControl, List <exHotPoint> > moveEvents = new Dictionary <exUIControl, List <exHotPoint> >();

        // collect press move event
        for (int i = 0; i < _hotPoints.Length; ++i)
        {
            exHotPoint hotPoint = _hotPoints[i];

            if (hotPoint.active == false)
            {
                continue;
            }

            if (hotPoint.delta != Vector2.zero)
            {
                exUIControl curCtrl = hotPoint.hover;
                if (hotPoint.pressed != null && hotPoint.pressed.grabMouseOrTouch)
                {
                    curCtrl = hotPoint.pressed;
                }

                if (curCtrl != null)
                {
                    List <exHotPoint> hotPointList = null;
                    if (moveEvents.ContainsKey(curCtrl))
                    {
                        hotPointList = moveEvents[curCtrl];
                    }
                    else
                    {
                        hotPointList = new List <exHotPoint>();
                        moveEvents.Add(curCtrl, hotPointList);
                    }
                    hotPointList.Add(hotPoint);
                }
            }
        }

        // send hot-point move event
        foreach (KeyValuePair <exUIControl, List <exHotPoint> > iter in moveEvents)
        {
            exUIPointEvent pointEvent = new exUIPointEvent();
            pointEvent.pointInfos = new exUIPointInfo [iter.Value.Count];

            for (int i = 0; i < iter.Value.Count; ++i)
            {
                exHotPoint hotPoint = iter.Value[i];

                exUIPointInfo pointInfo = new exUIPointInfo();
                pointInfo.id         = hotPoint.id;
                pointInfo.pos        = hotPoint.pos;
                pointInfo.delta      = hotPoint.delta;
                pointInfo.worldPos   = hotPoint.worldPos;
                pointInfo.worldDelta = hotPoint.worldDelta;

                pointEvent.pointInfos[i] = pointInfo;
                pointEvent.isMouse       = hotPoint.isMouse;
            }

            iter.Key.OnHoverMove(pointEvent);
        }

        // ========================================================
        // handle press up event
        // ========================================================

        for (int i = 0; i < _hotPoints.Length; ++i)
        {
            exHotPoint hotPoint = _hotPoints[i];

            if (hotPoint.active == false)
            {
                continue;
            }

            //
            if (hotPoint.pressUp)
            {
                exUIPointInfo pointInfo = new exUIPointInfo();
                pointInfo.id         = hotPoint.id;
                pointInfo.pos        = hotPoint.pos;
                pointInfo.delta      = hotPoint.delta;
                pointInfo.worldPos   = hotPoint.worldPos;
                pointInfo.worldDelta = hotPoint.worldDelta;

                exUIPointEvent pointEvent = new exUIPointEvent();
                pointEvent.isMouse    = hotPoint.isMouse;
                pointEvent.pointInfos = new exUIPointInfo [] {
                    pointInfo
                };

                exUIControl curCtrl = hotPoint.hover;
                if (hotPoint.pressed != null && hotPoint.pressed.grabMouseOrTouch)
                {
                    curCtrl = hotPoint.pressed;
                }

                // send press down event
                if (curCtrl != null)
                {
                    curCtrl.OnPressUp(pointEvent);

                    if (hotPoint.isTouch)
                    {
                        curCtrl.OnHoverOut(pointEvent);
                    }
                }

                hotPoint.pressed = null;
            }
        }
    }