//constructor
public Slider(ref TextureAtlas atlas, string barTexture, string tickTexture)
{
if (atlas == null)
{
throw new ArgumentNullException("atlas");
}
if (barTexture == null)
{
throw new ArgumentNullException("barTexture");
}
if (tickTexture == null)
{
throw new ArgumentNullException("tickTexture");
}
inputEngine.MouseDown += onMouseDown;
inputEngine.MouseUp += onMouseUp;
inputEngine.MouseMove += onMouseMove;
barBitmap = atlas.GetBitmap(barTexture);
tickBitmap = atlas.GetBitmap(tickTexture);
sliderBitmap = new Bitmap(barBitmap.Width + tickBitmap.Width, Math.Max(barBitmap.Height, tickBitmap.Height));
drawSlider();
}
