public static void DrawPreview(SpriteBatch sb, TileObjectPreviewData op, Vector2 position)
{
Point16 coordinates = op.Coordinates;
Texture2D texture = Main.tileTexture[(int)op.Type];
TileObjectData tileData = TileObjectData.GetTileData((int)op.Type, (int)op.Style, op.Alternate);
int placementStyle = tileData.CalculatePlacementStyle((int)op.Style, op.Alternate, op.Random);
int num1 = 0;
int drawYoffset = tileData.DrawYOffset;
if (tileData.StyleWrapLimit > 0)
{
num1 = placementStyle / tileData.StyleWrapLimit;
placementStyle %= tileData.StyleWrapLimit;
}
int num2;
int num3;
if (tileData.StyleHorizontal)
{
num2 = tileData.CoordinateFullWidth * placementStyle;
num3 = tileData.CoordinateFullHeight * num1;
}
else
{
num2 = tileData.CoordinateFullWidth * num1;
num3 = tileData.CoordinateFullHeight * placementStyle;
}
for (int index1 = 0; index1 < (int)op.Size.X; ++index1)
{
int x = num2 + (index1 - (int)op.ObjectStart.X) * (tileData.CoordinateWidth + tileData.CoordinatePadding);
int y = num3;
for (int index2 = 0; index2 < (int)op.Size.Y; ++index2)
{
int i = (int)coordinates.X + index1;
int num4 = (int)coordinates.Y + index2;
if (index2 == 0 && tileData.DrawStepDown != 0 && WorldGen.SolidTile(Framing.GetTileSafely(i, num4 - 1)))
{
drawYoffset += tileData.DrawStepDown;
}
Color color1;
switch (op[index1, index2])
{
case 1:
color1 = Color.White;
break;
case 2:
color1 = Color.Red * 0.7f;
break;
default:
continue;
}
Color color2 = color1 * 0.5f;
if (index1 >= (int)op.ObjectStart.X && index1 < (int)op.ObjectStart.X + tileData.Width && (index2 >= (int)op.ObjectStart.Y && index2 < (int)op.ObjectStart.Y + tileData.Height))
{
SpriteEffects effects = SpriteEffects.None;
if (tileData.DrawFlipHorizontal && index1 % 2 == 1)
{
effects |= SpriteEffects.FlipHorizontally;
}
if (tileData.DrawFlipVertical && index2 % 2 == 1)
{
effects |= SpriteEffects.FlipVertically;
}
Rectangle rectangle = new Rectangle(x, y, tileData.CoordinateWidth, tileData.CoordinateHeights[index2 - (int)op.ObjectStart.Y]);
sb.Draw(texture, new Vector2((float)(i * 16 - (int)((double)position.X + (double)(tileData.CoordinateWidth - 16) / 2.0)), (float)(num4 * 16 - (int)position.Y + drawYoffset)), new Rectangle?(rectangle), color2, 0.0f, Vector2.Zero, 1f, effects, 0.0f);
y += tileData.CoordinateHeights[index2 - (int)op.ObjectStart.Y] + tileData.CoordinatePadding;
}
}
}
}
