/// <summary>
/// Handling aller Eingaben, Mausbewegungen und Updaten aller Screens und Controls.
/// </summary>
/// <param name="gameTime"></param>
public override void Update(GameTime gameTime)
{
if (Game.IsActive)
{
#region Mouse Interaction
if (MouseEnabled)
{
MouseState mouse = Mouse.GetState();
// Mausposition anhand des Mouse Modes ermitteln
Point mousePosition = mouse.Position;
if (MouseMode == MouseMode.Captured)
{
mousePosition = new Point(
mousePosition.X - (GraphicsDevice.Viewport.Width / 2),
mousePosition.Y - (GraphicsDevice.Viewport.Height / 2));
}
// Mouse Move
if (mousePosition != lastMousePosition)
{
MouseEventArgs moveArgs = new MouseEventArgs()
{
MouseMode = MouseMode,
GlobalPosition = mousePosition,
LocalPosition = mousePosition,
};
root.InternalMouseMove(moveArgs);
if (!moveArgs.Handled && MouseMove != null)
{
MouseMove(moveArgs);
}
// Start Drag Handling
if (mouse.LeftButton == ButtonState.Pressed &&
DraggingArgs == null)
{
DraggingArgs = new DragEventArgs()
{
GlobalPosition = mousePosition,
LocalPosition = mousePosition,
};
draggingId = null;
root.InternalStartDrag(DraggingArgs);
if (!DraggingArgs.Handled && StartDrag != null)
{
StartDrag(DraggingArgs);
}
}
// Drop move
if (mouse.LeftButton == ButtonState.Pressed &&
DraggingArgs != null &&
draggingId == null &&
DraggingArgs.Handled)
{
DragEventArgs args = new DragEventArgs()
{
GlobalPosition = mousePosition,
LocalPosition = mousePosition,
Content = DraggingArgs.Content,
Icon = DraggingArgs.Icon,
Sender = DraggingArgs.Sender
};
root.InternalDropMove(args);
if (!args.Handled && DropMove != null)
{
DropMove(args);
}
}
}
// Linke Maustaste
if (mouse.LeftButton == ButtonState.Pressed)
{
if (!lastLeftMouseButtonPressed)
{
MouseEventArgs leftDownArgs = new MouseEventArgs
{
MouseMode = MouseMode,
GlobalPosition = mousePosition,
LocalPosition = mousePosition
};
// Linke Maustaste wurde neu gedrückt
root.InternalLeftMouseDown(leftDownArgs);
if (!leftDownArgs.Handled && LeftMouseDown != null)
{
LeftMouseDown(leftDownArgs);
}
}
lastLeftMouseButtonPressed = true;
}
else
{
if (lastLeftMouseButtonPressed)
{
// Handle Drop
if (DraggingArgs != null && DraggingArgs.Handled)
{
DragEventArgs args = new DragEventArgs()
{
GlobalPosition = mousePosition,
LocalPosition = mousePosition,
Content = DraggingArgs.Content,
Icon = DraggingArgs.Icon,
Sender = DraggingArgs.Sender
};
root.InternalEndDrop(args);
if (!args.Handled && EndDrop != null)
{
EndDrop(args);
}
}
// Discard Dragging Infos
DraggingArgs = null;
draggingId = null;
// Linke Maustaste wurde losgelassen
MouseEventArgs leftClickArgs = new MouseEventArgs
{
MouseMode = MouseMode,
GlobalPosition = mousePosition,
LocalPosition = mousePosition
};
root.InternalLeftMouseClick(leftClickArgs);
if (!leftClickArgs.Handled && LeftMouseClick != null)
{
LeftMouseClick(leftClickArgs);
}
if (lastLeftClick.HasValue &&
gameTime.TotalGameTime - lastLeftClick.Value < TimeSpan.FromMilliseconds(DoubleClickDelay))
{
// Double Left Click
MouseEventArgs leftDoubleClickArgs = new MouseEventArgs
{
MouseMode = MouseMode,
GlobalPosition = mousePosition,
LocalPosition = mousePosition
};
root.InternalLeftMouseDoubleClick(leftDoubleClickArgs);
if (!leftDoubleClickArgs.Handled && LeftMouseDoubleClick != null)
{
LeftMouseDoubleClick(leftDoubleClickArgs);
}
lastLeftClick = null;
}
else
{
lastLeftClick = gameTime.TotalGameTime;
}
// Mouse Up
MouseEventArgs leftUpArgs = new MouseEventArgs
{
MouseMode = MouseMode,
GlobalPosition = mousePosition,
LocalPosition = mousePosition
};
root.InternalLeftMouseUp(leftUpArgs);
if (!leftUpArgs.Handled && LeftMouseUp != null)
{
LeftMouseUp(leftUpArgs);
}
}
lastLeftMouseButtonPressed = false;
}
// Rechte Maustaste
if (mouse.RightButton == ButtonState.Pressed)
{
if (!lastRightMouseButtonPressed)
{
// Rechte Maustaste neu gedrückt
MouseEventArgs rightDownArgs = new MouseEventArgs
{
MouseMode = MouseMode,
GlobalPosition = mousePosition,
LocalPosition = mousePosition
};
root.InternalRightMouseDown(rightDownArgs);
if (!rightDownArgs.Handled && RightMouseDown != null)
{
RightMouseDown(rightDownArgs);
}
}
lastRightMouseButtonPressed = true;
}
else
{
if (lastRightMouseButtonPressed)
{
// Rechte Maustaste losgelassen
MouseEventArgs rightClickArgs = new MouseEventArgs
{
MouseMode = MouseMode,
GlobalPosition = mousePosition,
LocalPosition = mousePosition
};
root.InternalRightMouseClick(rightClickArgs);
if (!rightClickArgs.Handled && RightMouseClick != null)
{
RightMouseClick(rightClickArgs);
}
if (lastRightClick.HasValue &&
gameTime.TotalGameTime - lastRightClick.Value < TimeSpan.FromMilliseconds(DoubleClickDelay))
{
// Double Left Click
MouseEventArgs rightDoubleClickArgs = new MouseEventArgs
{
MouseMode = MouseMode,
GlobalPosition = mousePosition,
LocalPosition = mousePosition
};
root.InternalRightMouseDoubleClick(rightDoubleClickArgs);
if (!rightDoubleClickArgs.Handled && RightMouseDoubleClick != null)
{
RightMouseDoubleClick(rightDoubleClickArgs);
}
lastRightClick = null;
}
else
{
lastRightClick = gameTime.TotalGameTime;
}
MouseEventArgs rightUpArgs = new MouseEventArgs
{
MouseMode = MouseMode,
GlobalPosition = mousePosition,
LocalPosition = mousePosition
};
root.InternalRightMouseUp(rightUpArgs);
if (!rightUpArgs.Handled && RightMouseUp != null)
{
RightMouseUp(rightUpArgs);
}
}
lastRightMouseButtonPressed = false;
}
// Mousewheel
if (lastMouseWheelValue != mouse.ScrollWheelValue)
{
int diff = (mouse.ScrollWheelValue - lastMouseWheelValue);
MouseScrollEventArgs scrollArgs = new MouseScrollEventArgs
{
MouseMode = MouseMode,
GlobalPosition = mousePosition,
LocalPosition = mousePosition,
Steps = diff
};
root.InternalMouseScroll(scrollArgs);
if (!scrollArgs.Handled && MouseScroll != null)
{
MouseScroll(scrollArgs);
}
lastMouseWheelValue = mouse.ScrollWheelValue;
}
// Potentieller Positionsreset
if (MouseMode == MouseMode.Free)
{
lastMousePosition = mouse.Position;
}
else if (mousePosition.X != 0 || mousePosition.Y != 0)
{
Mouse.SetPosition(GraphicsDevice.Viewport.Width / 2, GraphicsDevice.Viewport.Height / 2);
}
}
#endregion
#region Keyboard Interaction
if (KeyboardEnabled)
{
KeyboardState keyboard = Keyboard.GetState();
bool shift = keyboard.IsKeyDown(Keys.LeftShift) | keyboard.IsKeyDown(Keys.RightShift);
bool ctrl = keyboard.IsKeyDown(Keys.LeftControl) | keyboard.IsKeyDown(Keys.RightControl);
bool alt = keyboard.IsKeyDown(Keys.LeftAlt) | keyboard.IsKeyDown(Keys.RightAlt);
KeyEventArgs args;
foreach (Keys key in Enum.GetValues(typeof(Keys)))
{
if (keyboard.IsKeyDown(key))
{
if (!pressedKeys.ContainsKey(key))
{
// Taste ist neu
args = new KeyEventArgs()
{
Key = key,
Shift = shift,
Ctrl = ctrl,
Alt = alt
};
root.InternalKeyDown(args);
if (!args.Handled)
{
if (KeyDown != null)
{
KeyDown(args);
}
}
args = new KeyEventArgs()
{
Key = key,
Shift = shift,
Ctrl = ctrl,
Alt = alt
};
root.InternalKeyPress(args);
pressedKeys.Add(key, gameTime.TotalGameTime.TotalMilliseconds + 500);
// Spezialfall Tab-Taste (falls nicht verarbeitet wurde)
if (key == Keys.Tab && !args.Handled)
{
if (shift)
{
root.InternalTabbedBackward();
}
else
{
root.InternalTabbedForward();
}
}
}
else
{
// Taste ist immernoch gedrückt
if (pressedKeys[key] <= gameTime.TotalGameTime.TotalMilliseconds)
{
args = new KeyEventArgs()
{
Key = key,
Shift = shift,
Ctrl = ctrl,
Alt = alt
};
root.InternalKeyPress(args);
if (!args.Handled)
{
if (KeyPress != null)
{
KeyPress(args);
}
}
pressedKeys[key] = gameTime.TotalGameTime.TotalMilliseconds + 50;
}
}
}
else
{
if (pressedKeys.ContainsKey(key))
{
// Taste losgelassen
args = new KeyEventArgs()
{
Key = key,
Shift = shift,
Ctrl = ctrl,
Alt = alt
};
root.InternalKeyUp(args);
pressedKeys.Remove(key);
if (!args.Handled)
{
if (KeyUp != null)
{
KeyUp(args);
}
}
}
}
}
}
#endregion
#region Touchpanel Interaction
if (TouchEnabled)
{
TouchCollection touchPoints = TouchPanel.GetState();
foreach (var touchPoint in touchPoints)
{
Point point = touchPoint.Position.ToPoint();
TouchEventArgs args = new TouchEventArgs()
{
TouchId = touchPoint.Id,
GlobalPosition = point,
LocalPosition = point
};
switch (touchPoint.State)
{
case TouchLocationState.Pressed:
root.InternalTouchDown(args);
if (!args.Handled && TouchDown != null)
{
TouchDown(args);
}
break;
case TouchLocationState.Moved:
// Touch Move
root.InternalTouchMove(args);
if (!args.Handled && TouchMove != null)
{
TouchMove(args);
}
// Start Dragging
if (DraggingArgs == null)
{
DraggingArgs = new DragEventArgs()
{
GlobalPosition = point,
LocalPosition = point,
};
draggingId = touchPoint.Id;
root.InternalStartDrag(DraggingArgs);
if (!DraggingArgs.Handled && StartDrag != null)
{
StartDrag(DraggingArgs);
}
}
// Drop move
if (DraggingArgs != null &&
draggingId == touchPoint.Id &&
DraggingArgs.Handled)
{
DragEventArgs moveArgs = new DragEventArgs()
{
GlobalPosition = point,
LocalPosition = point,
Content = DraggingArgs.Content,
Icon = DraggingArgs.Icon,
Sender = DraggingArgs.Sender
};
root.InternalDropMove(moveArgs);
if (!args.Handled && DropMove != null)
{
DropMove(moveArgs);
}
}
break;
case TouchLocationState.Released:
// Handle Drop
if (DraggingArgs != null &&
draggingId == touchPoint.Id &&
DraggingArgs.Handled)
{
DragEventArgs dropArgs = new DragEventArgs()
{
GlobalPosition = point,
LocalPosition = point,
Content = DraggingArgs.Content,
Icon = DraggingArgs.Icon,
Sender = DraggingArgs.Sender
};
root.InternalEndDrop(dropArgs);
if (!args.Handled && EndDrop != null)
{
EndDrop(dropArgs);
}
}
// Discard Dragging Infos
DraggingArgs = null;
draggingId = null;
// Linke Maustaste wurde losgelassen
TouchEventArgs tapArgs = new TouchEventArgs
{
TouchId = touchPoint.Id,
GlobalPosition = point,
LocalPosition = point
};
root.InternalTouchTap(tapArgs);
if (!tapArgs.Handled && TouchTap != null)
{
TouchTap(tapArgs);
}
if (lastTouchTap.HasValue &&
gameTime.TotalGameTime - lastLeftClick.Value < TimeSpan.FromMilliseconds(DoubleClickDelay))
{
// Double Tap
TouchEventArgs doubleTapArgs = new TouchEventArgs
{
TouchId = touchPoint.Id,
GlobalPosition = point,
LocalPosition = point
};
root.InternalTouchDoubleTap(doubleTapArgs);
if (!doubleTapArgs.Handled && TouchDoubleTap != null)
{
TouchDoubleTap(doubleTapArgs);
}
lastTouchTap = null;
}
else
{
lastTouchTap = gameTime.TotalGameTime;
}
root.InternalTouchUp(args);
if (!args.Handled && TouchUp != null)
{
TouchUp(args);
}
break;
}
}
}
#endregion
}
#region Recalculate Sizes
if (root.HasInvalidDimensions())
{
Point available = new Point(GraphicsDevice.Viewport.Width, GraphicsDevice.Viewport.Height);
Point required = root.GetExpectedSize(available);
root.SetActualSize(available);
}
root.Update(gameTime);
#endregion
#region Form anpassen
string screentitle = ActiveScreen != null ? ActiveScreen.Title : string.Empty;
string windowtitle = TitlePrefix + (string.IsNullOrEmpty(screentitle) ? "" : " - " + screentitle);
if (Game.Window != null && Game.Window.Title != windowtitle)
{
Game.Window.Title = windowtitle;
}
#endregion
}