// Load all bts tiles.
private void LoadBtsTiles()
{
BlitImage tiles = new BlitImage(GraphicsIO.LoadBitmap(BtsTilesFile));
BlitImage small = new BlitImage(GraphicsIO.LoadBitmap(BtsTilesSmallFile));
// Load 16x16 tiles;
BtsTiles.Clear();
for (int y = 0; y > -tiles.Height; y -= 16)
{
for (int x = 0; x > -tiles.Width; x -= 16)
{
BlitImage newTile = new BlitImage(16, 16);
newTile.Clear();
newTile.Blit(tiles, x, y, false, false);
BtsTiles.Add(newTile);
}
}
// Load 8x8 tiles.
BtsTilesSmall.Clear();
for (int y = 0; y > -tiles.Height; y -= 8)
{
for (int x = 0; x > -tiles.Width; x -= 8)
{
BlitImage newTile = new BlitImage(8, 8);
newTile.Clear();
newTile.Blit(small, x, y, false, false);
BtsTilesSmall.Add(newTile);
}
}
}
// Loads a 16x16 tile from a tileset into a bitmap image.
private BlitImage Tile16ToImage(int tilesetIndex, int index)
{
if (TileSetIndex == IndexNone)
{
BlitImage img = new BlitImage(16, 16);
img.Clear();
return(img);
}
TileSet t = (TileSet)TileSets [tilesetIndex];
byte [] data = t.RenderTile(index);
return(new BlitImage(data, 16));
}