/// <summary>
/// Provede obsluhu MouseLeave
/// </summary>
/// <param name="partType"></param>
/// <param name="e"></param>
protected virtual void MouseLeave(TrackBarAreaType partType, GInteractiveChangeStateArgs e)
{
this.MouseOverPartChange(this.LastMouseOverPart, null, e);
this.LastMouseOverPart = TrackBarAreaType.None;
this.MouseDragOffset = null;
this.MouseOverPoint = null;
this.Repaint();
}
/// <summary>
/// Provede obsluhu MouseUp.
/// Tato metoda není volaná po skončení procesu Drag and Move, pouze po LeftDown bez následného Drag.
/// </summary>
/// <param name="partType"></param>
/// <param name="e"></param>
protected virtual void LeftUp(TrackBarAreaType partType, GInteractiveChangeStateArgs e)
{
this.Value = this.ValueDrag;
this.ValueDragOriginal = null;
this.MouseDragOffset = null;
this.MouseOverPoint = e.MouseAbsolutePoint;
this.ToolTipPrepare(e, false, true);
this.Repaint();
}
/// <summary>
/// Provede obsluhu MouseOver
/// </summary>
/// <param name="partType"></param>
/// <param name="e"></param>
protected virtual void MouseOver(TrackBarAreaType partType, GInteractiveChangeStateArgs e)
{
this.MouseOverPoint = e.MouseAbsolutePoint;
if (partType != this.LastMouseOverPart)
{
this.MouseOverPartChange(this.LastMouseOverPart, partType, e);
this.LastMouseOverPart = partType;
}
this.Repaint();
}
/// <summary>
/// Provede obsluhu MouseDrag Move
/// </summary>
/// <param name="partType"></param>
/// <param name="e"></param>
protected virtual void LeftDragMove(TrackBarAreaType partType, GInteractiveChangeStateArgs e)
{
if (!this.MouseDragOffset.HasValue || !e.MouseRelativePoint.HasValue)
{
return;
}
Point dragPoint = e.MouseRelativePoint.Value.Sub(this.MouseDragOffset.Value);
this.ValueDrag = this.GetValueForPoint(dragPoint);
this.ToolTipPrepare(e, true, true);
this.Repaint();
}
/// <summary>
/// Řeší interaktivitu
/// </summary>
/// <param name="e"></param>
protected override void AfterStateChanged(GInteractiveChangeStateArgs e)
{
TrackBarAreaType partType = this.GetPartType(e);
switch (e.ChangeState)
{
case GInteractiveChangeState.MouseEnter:
this.MouseEnter(partType, e);
break;
case GInteractiveChangeState.MouseOver:
this.MouseOver(partType, e);
break;
case GInteractiveChangeState.LeftDown:
this.LeftDown(partType, e);
break;
case GInteractiveChangeState.LeftDragMoveBegin:
this.LeftDragBegin(partType, e);
break;
case GInteractiveChangeState.LeftDragMoveStep:
this.LeftDragMove(partType, e);
break;
case GInteractiveChangeState.LeftDragMoveDone:
this.LeftDragDrop(partType, e);
break;
case GInteractiveChangeState.LeftUp:
this.LeftUp(partType, e);
break;
case GInteractiveChangeState.MouseLeave:
this.MouseLeave(partType, e);
break;
}
base.AfterStateChanged(e);
}
/// <summary>
/// Provede obsluhu LeftDown
/// </summary>
/// <param name="partType"></param>
/// <param name="e"></param>
protected virtual void LeftDown(TrackBarAreaType partType, GInteractiveChangeStateArgs e)
{
this.MouseOverPoint = null;
this.ValueDragOriginal = this.Value;
switch (partType)
{
case TrackBarAreaType.NonActive:
case TrackBarAreaType.Area:
// Kliknuto do aktivní plochy, ale ne do oblasti TrackPointeru:
// => okamžitě přemístíme TrackPointeru na daný bod, a budeme očekávat Drag and Move:
this.ValueDrag = this.GetTrackValue(e);
this.MouseDragOffset = new Point(0, 0);
break;
case TrackBarAreaType.Pointer:
// Kliknuto do prostoru TrackPointeru:
// => TrackPointer nikam nepřemísťujeme, určíme jenom offset pozice myši od TrackPointeru, a počkáme jestli uživatel sám provede Drag and Move:
this.MouseDragOffset = e.MouseRelativePoint.Value.Sub(this.TrackPoint);
break;
}
this.LastMouseOverPart = partType;
this.ToolTipPrepare(e, true, true);
this.Repaint();
}
/// <summary>
/// Provede obsluhu MouseDrag Begin
/// </summary>
/// <param name="partType"></param>
/// <param name="e"></param>
protected virtual void LeftDragBegin(TrackBarAreaType partType, GInteractiveChangeStateArgs e)
{
this.MouseOverPoint = null;
this.ToolTipPrepare(e, true, true);
this.Repaint();
}
/// <summary>
/// Provede obsluhu MouseEnter
/// </summary>
/// <param name="partType"></param>
/// <param name="e"></param>
protected virtual void MouseEnter(TrackBarAreaType partType, GInteractiveChangeStateArgs e)
{
this.MouseOverPartChange(null, partType, e);
this.ToolTipPrepare(e, false, false);
}
