/// <summary>
/// Unloads the current tool and switches to the new tool, e.g. "SwitchToTool(new MainTool());"
/// </summary>
/// <param name="newTool">The tool to switch to. Usually "new SomeToolDerivedFromToolBase()"</param>
internal static void SwitchToTool(ToolBase newTool)
{
if (Current != null)
{
Current.UnloadTool();
ClickData.Clear(true);
Current = null;
}
Current = newTool;
}
private static void ProcessKeys(KeyEventArgs e, bool isDown)
{
switch (e.KeyCode)
{
// Escape from any unsupported keys
case Keys.None:
default:
break;
case Keys.R:
if (!isDown && !ClickData.IsShapesEmpty() && Canvas.Instance.Focused)
{
foreach (var s in ClickData.Shapes)
{
s.Height = s.Width;
}
}
break;
case Keys.PageUp:
if (!isDown && !ClickData.IsShapesEmpty() && Canvas.Instance.Focused)
{
foreach (var s in ClickData.Shapes)
{
Canvas.Instance.layer.MoveShapeUp(s);
}
}
break;
case Keys.PageDown:
if (!isDown && !ClickData.IsShapesEmpty() && Canvas.Instance.Focused)
{
foreach (var s in ClickData.Shapes)
{
Canvas.Instance.layer.MoveShapeDown(s);
}
}
break;
case Keys.M:
IsMoveDown = isDown && Canvas.Instance.Focused;
break;
case Keys.P:
if (isDown)
{
ToolBase.SwitchToTool(new MainTool());
}
break;
case Keys.E:
if (isDown)
{
ToolBase.SwitchToTool(new EraserTool());
}
break;
case Keys.S:
if (isDown)
{
ToolBase.SwitchToTool(new SelectorTool());
}
break;
case Keys.ControlKey:
IsControlDown = isDown;
break;
case Keys.A:
ShowAllBordersDown = isDown;
break;
case Keys.ShiftKey:
IsShiftDown = isDown;
break;
case Keys.OemQuestion:
Debug.Show();
break;
}
ToolBase.Current.ProcessKeys(e, isDown);
// Invalidate Canvas if it was a new key input
if (!(m_prevKey == e.KeyCode && m_prevIsDown == isDown))
{
Canvas.Instance.Invalidate();
}
m_prevKey = e.KeyCode;
m_prevIsDown = isDown;
}