/// <summary>
/// LoadContent will be called once per game and is the place to load
/// all of your content.
/// </summary>
protected override void LoadContent()
{
// Create a new SpriteBatch, which can be used to draw textures.
spriteBatch = new SpriteBatch(GraphicsDevice);
titleScreen = new TitleScreen();
textureList = new TextureList(Content);
map = new Map(spriteBatch, textureList, graphics.GraphicsDevice.Viewport);
character = new Character(graphics.GraphicsDevice.Viewport, map.tileList.First());
}
public void Update(MouseState currentMouseState, MouseState previousMouseState, KeyboardState currentKeyState, KeyboardState previousKeyState, GameTime gameTime, Map map)
{
// Selects or deselects the character.
if (Math.Abs(currentMouseState.X - (position.X + 15)) <= 15
&& Math.Abs(currentMouseState.Y - (position.Y + 15)) <= 15
&& previousMouseState.LeftButton == ButtonState.Pressed
&& currentMouseState.LeftButton == ButtonState.Released)
{
selected = !selected;
}
// Deselects the character when clicking anywhere on the map.
if (selected
&& (Math.Abs(currentMouseState.X - (position.X + 15)) > 15
|| Math.Abs(currentMouseState.Y - (position.Y + 15)) > 15)
&& previousMouseState.LeftButton == ButtonState.Pressed
&& currentMouseState.LeftButton == ButtonState.Released)
{
selected = false;
}
// Finds the path from the current tile to the selected tile.
if (selected
&& previousMouseState.RightButton == ButtonState.Pressed
&& currentMouseState.RightButton == ButtonState.Released)
{
foreach (Tile mapTile in map.tileList)
{
if (!mapTile.restricted
&& Math.Abs(currentMouseState.X - (mapTile.position.X + 15)) <= 15
&& Math.Abs(currentMouseState.Y - (mapTile.position.Y + 15)) <= 15)
{
// Clear the old path.
if (path != null)
{
for (int i = 1; i < path.Length; i++)
{
path[i].isPath = false;
}
}
// Create the new path.
pathIndex = 0;
path = map.FindPath(currentTile, mapTile).ToArray();
for (int i = 1; i < path.Length; i++)
{
path[i].isPath = true;
}
}
}
}
// Moves the character one tile along the path when the space bar is pressed.
if (selected && path != null && pathIndex < path.Length-1 && previousKeyState.IsKeyDown(Keys.Space) && currentKeyState.IsKeyUp(Keys.Space))
{
Tile nextTile = path[++pathIndex];
currentTile = nextTile;
position = nextTile.position;
nextTile.isPath = false;
}
// Clears the path if the character gets deselected.
if (!selected)
{
path = null;
foreach (Tile mapTile in map.tileList)
{
mapTile.isPath = false;
}
}
}