public void DrawHorizontalThreepatch(SpriteBatch spriteBatch, NinepatchRects destinationRects, Depth layerDepth)
{
Debug.Assert(this.rects.IsValidHorizontalThreepatch, "Attempted to draw an invalid horizontal Threepatch");
DrawSection(spriteBatch, NinepatchIndex.LeftCenter, destinationRects.LeftCenter, layerDepth);
DrawSection(spriteBatch, NinepatchIndex.Center, destinationRects.Center, layerDepth);
DrawSection(spriteBatch, NinepatchIndex.RightCenter, destinationRects.RightCenter, layerDepth);
}
public void DrawVerticalThreepatch(SpriteBatch spriteBatch, NinepatchRects destinationRects, Depth layerDepth)
{
Debug.Assert(this.rects.IsValidVerticalThreepatch, "Attempted to draw an invalid vertical Threepatch");
DrawSection(spriteBatch, NinepatchIndex.TopCenter, destinationRects.TopCenter, layerDepth);
DrawSection(spriteBatch, NinepatchIndex.Center, destinationRects.Center, layerDepth);
DrawSection(spriteBatch, NinepatchIndex.BottomCenter, destinationRects.BottomCenter, layerDepth);
}
public void DrawFullNinepatch(SpriteBatch spriteBatch, NinepatchRects destinationRects, Depth layerDepth,
float opacity = 1f)
{
Debug.Assert(this.rects.isValidNinepatch, "Attempted to draw an invalid Ninepatch.");
for (var i = 0; i < 9; i++)
{
var dest = destinationRects.raw[i];
var source =
new Rectangle(0, 0, dest.Width,
dest.Height); // Source is the size of the destination rect so we tile
spriteBatch.Draw(this.textures[i], dest.Location.ToVector2(), source, Color.White.WithMultipliedOpacity(opacity),
0f, new Vector2(), Vector2.One, SpriteEffects.None, layerDepth.AsFloat);
}
}
public NinepatchSheet(Texture2D sourceTexture, Rectangle outerRect, Rectangle innerRect, Painter painter)
{
this.originalTexture = sourceTexture;
Debug.Assert(sourceTexture.Width >= outerRect.Width, "Texture is to small");
Debug.Assert(sourceTexture.Height >= outerRect.Height, "Texture is to small");
this.rects = new NinepatchRects(outerRect, innerRect);
this.textures = new Texture2D[9];
for (var i = 0; i < 9; i++)
{
var rect = this.rects.raw[i];
if (rect.Width * rect.Height > 0)
{
var cropTexture = painter.CropTexture(rect, sourceTexture);
this.textures[i] = cropTexture;
}
}
}
