public override void Draw(IRenderer renderer, RectangleF space, Color color)
{
if (TintColor is not null)
{
color = MultiplyColor(color, TintColor.Value);
}
if (Math.Abs(_imageSize.Y - space.Height) > .001f || Math.Abs(_imageSize.X - space.Width) > .001f)
{
_imageSize = space.Size;
_destRects = _generatePatches(_imageSize);
}
for (var i = 0; i < 9; i++)
{
if (_ninePatchRects[i].Width == 0 || _ninePatchRects[i].Height == 0)
{
continue;
}
var destRect = _destRects[i];
destRect.X += space.X;
destRect.Y += space.Y;
renderer.Draw(this, destRect, _ninePatchRects[i], color);
}
}
internal static RectangleF[] GetNinePatches(Vector2 size, float leftPatchesWidth,
float rightPatchesWidth, float topPatchesHeight, float bottomPatchesHeight)
{
RectangleF[] ninePatchesArray = new RectangleF[9];
var centerWidth = size.X - leftPatchesWidth - rightPatchesWidth;
var centerHeight = size.Y - topPatchesHeight - bottomPatchesHeight;
const int leftX = 0;
var middleX = leftPatchesWidth;
var rightX = middleX + centerWidth;
const int topY = 0;
var middleY = topPatchesHeight;
var bottomY = middleY + centerHeight;
ninePatchesArray[0] = new RectangleF(leftX, topY, leftPatchesWidth, topPatchesHeight); // top-left
ninePatchesArray[1] = new RectangleF(middleX, topY, centerWidth, topPatchesHeight); // top-center
ninePatchesArray[2] = new RectangleF(rightX, topY, rightPatchesWidth, topPatchesHeight); // top-right
ninePatchesArray[3] = new RectangleF(leftX, middleY, leftPatchesWidth, centerHeight); // middle-left
ninePatchesArray[4] = new RectangleF(middleX, middleY, centerWidth, centerHeight); // middle-center
ninePatchesArray[5] = new RectangleF(rightX, middleY, rightPatchesWidth, centerHeight); // middle-right
ninePatchesArray[6] = new RectangleF(leftX, bottomY, leftPatchesWidth, bottomPatchesHeight); // bottom-left
ninePatchesArray[7] = new RectangleF(middleX, bottomY, centerWidth, bottomPatchesHeight); // bottom-center
ninePatchesArray[8] =
new RectangleF(rightX, bottomY, rightPatchesWidth, bottomPatchesHeight); // bottom-right
return(ninePatchesArray);
}
public override void Draw(IRenderer renderer, RectangleF space, Color color)
{
if (TintColor is not null)
{
color = MultiplyColor(color, TintColor.Value);
}
renderer.Draw(this, space, color);
}
public abstract void Draw(IRenderer renderer, RectangleF space, Color color);