/// <summary>
/// Loads a tile map from a bitmap.
/// </summary>
/// <param name="bitmap">The bitmap to create a tile map from.</param>
public static void LoadTileMap(Bitmap image, int tileWidth, int tileHeight)
{
// Get the columns and row amount for the tile grid.
int cols = image.Width / tileWidth;
int rows = image.Height / tileHeight;
// Create a new texture grid.
ResTexture[,] map = new ResTexture[cols, rows];
// Iterate through columns.
for (int col = 0; col < cols; col++)
{
// Iterate through rows.
for (int row = 0; row < rows; row++)
{
// Copy image part rectangle.
Rectangle rect = new Rectangle(col * tileWidth, row * tileHeight, tileWidth, tileHeight);
// Create tile texture.
map[col, row] = new ResTexture(image.Clone(rect, image.PixelFormat));
}
}
// Paint tile map.
_tileMaps.Add(map);
}
/// <summary>
/// Constructs a new quad.
/// </summary>
/// <param name="textureId"></param>
/// <param name="vertices"></param>
/// <param name="textureCoordinates"></param>
/// <param name="color"></param>
public Quad(ResTexture texture, PointF position, PointF scale, float angle, Color color)
{
_textureId = texture.TextureId;
_color = color;
_angle = angle;
_spriteWidth = texture.Width;
_spriteHeight = texture.Height;
// Set vertices.
_vertices[0] = new PointF(position.X, position.Y);
_vertices[1] = new PointF(texture.TextureSize + _vertices[0].X, position.Y);
_vertices[2] = new PointF(texture.TextureSize + _vertices[0].X, texture.TextureSize + _vertices[0].Y);
_vertices[3] = new PointF(position.X, texture.TextureSize + _vertices[0].Y);
// Set texture coordinates.
//_textureCoordinates[0] = new PointF(0.0f, 0.0f);
//_textureCoordinates[1] = new PointF(scale.X, 0.0f);
//_textureCoordinates[2] = new PointF(scale.X, scale.Y);
//_textureCoordinates[3] = new PointF(0.0f, scale.Y);
_textureCoordinates[0] = new PointF(0.0f, 0.0f);
_textureCoordinates[1] = new PointF(1.0f, 0.0f);
_textureCoordinates[2] = new PointF(1.0f, 1.0f);
_textureCoordinates[3] = new PointF(0.0f, 1.0f);
this.scale = scale;
}
/// <summary>
/// Loads a texture to the texture list.
/// </summary>
/// <param name="image">The bitmap image used as a texture.</param>
/// <param name="id">The id of the texture.</param>
public static void LoadTexture(string name, Bitmap image /*, int id*/)
{
// If the key already exists.
if (_sprites.ContainsKey(name))
{
// Dispose of old texture
_sprites[name].Dispose();
// Create a new texture
_sprites[name] = new ResTexture(image);
}
else
{
// Paint a texture to the list.
_sprites.Add(name, new ResTexture(image));
}
}
/// <summary>
/// Draws a sprite.
/// </summary>
/// <param name="id">The texture resource id.</param>
/// <param name="x">The horizontal coordinate.</param>
/// <param name="y">The vertical coordinate.</param>
/// <param name="color">The blend color.</param>
public static void DrawSprite(string id, int x, int y, float scaleX, float scaleY, float angle, Color color)
{
// If the sprite does not exist, return.
if (_sprites.ContainsKey(id) == false)
{
return;
}
// Get the resource.
ResTexture texture = _sprites[id];
// If the texture is empty return.
if (texture == null)
{
return;
}
// Paint a textured quad.
_quads.Add(new Quad(texture, new PointF(x, y), new PointF(scaleX, scaleY), angle, color));
}
/// <summary>
/// Draws a part of an image resource with the desired, scale, rotation, and blend colors.
/// </summary>
/// <param name="x">The x coordinate.</param>
/// <param name="y">The y coordinate.</param>
public static void DrawTile(ResTexture texture, int x, int y, float scaleX, float scaleY, float rotation, Color color)
{
// Paint a textured quad.
_quads.Add(new Quad(texture, new PointF(x, y), new PointF(scaleX, scaleY), 0, color));
}