public void Update(GameTime gameTime, InputState inputState)
{
if (inputState.RightMousePressed())
{
Point offset = new Point(inputState.LastMousePosition.X - inputState.MousePosition.X, inputState.LastMousePosition.Y - inputState.MousePosition.Y);
_Screen.Offset(offset);
}
if(inputState.MouseScrolledUp() || inputState.KeyDown(Keys.PageUp))
{
ZoomIn(inputState.MousePosition);
}
else if (inputState.MouseScrolledDown() || inputState.KeyDown(Keys.PageDown))
{
ZoomOut();
}
}
/// <summary>
/// Allows the game to run logic such as updating the world,
/// checking for collisions, gathering input, and playing audio.
/// </summary>
/// <param name="gameTime">Provides a snapshot of timing values.</param>
public void Update(GameTime gameTime, InputState inputState)
{
Ticks++;
if (this.Game.IsActive)
{
GUI.Update(inputState);
UserInterfaceMessage guiMessage;
while (GUI.GetMessage(out guiMessage))
{
switch (guiMessage)
{
case UserInterfaceMessage.Play:
this.State = GameState.Playing;
break;
case UserInterfaceMessage.Pause:
this.State = GameState.Paused;
break;
case UserInterfaceMessage.Step:
this.State = GameState.Paused;
Map.Tick();
Ticks = 0;
break;
default:
string message = "Unrecognized GUI Message '" + guiMessage.ToString() + "'.";
throw new InvalidOperationException(message);
}
}
if (inputState.KeyDown(Keys.Space))
{
if (this.State == GameState.Paused)
{
this.State = GameState.Playing;
}
else
{
this.State = GameState.Paused;
}
}
if (inputState.KeyDown(Keys.Escape))
{
SetupMap();
}
Camera.Update(gameTime, inputState);
if (!inputState.MouseInputHandled && inputState.LeftMouseUp())
{
Point clickedCell = Camera.GetCellCoordinatesOfClick(inputState.MousePosition);
Map.FlipCell(clickedCell.X, clickedCell.Y);
}
}
if (this.State == GameState.Playing && Ticks >= TickRate)
{
Map.Tick();
Ticks = 0;
}
}
