//constructor
public TileMap(ref TextureAtlas atlas, int numColumns, int numRows, int tileWidth, int tileHeight)
{
if (atlas == null)
{
throw new ArgumentNullException("atlas");
}
if (numRows <= 0)
{
throw new Exception("numRows cannot be less than or equal to zero.");
}
if (numColumns <= 0)
{
throw new Exception("numColumns cannot be less than or equal to zero.");
}
if (tileWidth <= 0)
{
throw new Exception("tileWidth cannot be less than or equal to zero.");
}
if (tileHeight <= 0)
{
throw new Exception("tileHeight cannot be less than or equal to zero.");
}
this.atlas = atlas;
bitmaps = new Bitmap[numColumns, numRows];
bitmapNames = new string[numColumns, numRows];
this.numRows = numRows;
this.numColumns = numColumns;
this.tileWidth = tileWidth;
this.tileHeight = tileHeight;
using (System.Drawing.Graphics g = System.Drawing.Graphics.FromImage(currentBitmap)) {
g.Clear(System.Drawing.Color.Transparent);
}
Texture = TextureUtil.FromBitmap(currentBitmap);
}
//constructor
public MovieClip(ref TextureAtlas atlas, double frameTime)
{
this.atlas = atlas;
_frameTime = frameTime;
}
