// Author: Greg Kulasik
public SquareShape(Block anchor, ShapeRenderer.Orientation orientation = ShapeRenderer.Orientation.ORIENT_0) : base(anchor, orientation)
{
this.color = ShapeRenderer.GetSquareColor();
anchor.SetColor(this.color);
// Draw a grid and determine what the shape looks like when it is at 0, 90, 180, and 270 degrees.
// Then determine the other block offsets. The anchor is (x, y), the block immediately on the right is (x+1, y), the block immediately below is (x, y-1), etc.
// Handle adding/creating the other blocks for each potential orientation
this.blocks.Add(anchor);
switch (orientation)
{
case ShapeRenderer.Orientation.ORIENT_0: // 0 - Anchor is on the top left
this.blocks.Add(anchor.Copy(new Vector2(1, 0))); // Block to the right
this.blocks.Add(anchor.Copy(new Vector2(1, -1))); // Block below and to the right
this.blocks.Add(anchor.Copy(new Vector2(0, -1))); // Block below
break;
case ShapeRenderer.Orientation.ORIENT_1: // 90 - anchor is on the top right
this.blocks.Add(anchor.Copy(new Vector2(0, -1))); // Block down
this.blocks.Add(anchor.Copy(new Vector2(-1, -1))); // Block down and left
this.blocks.Add(anchor.Copy(new Vector2(-1, 0))); // Block to the left
break;
case ShapeRenderer.Orientation.ORIENT_2: // 180 - anchor is on the bottom right
this.blocks.Add(anchor.Copy(new Vector2(-1, 0))); // Block to the left
this.blocks.Add(anchor.Copy(new Vector2(-1, 1))); // Block up and to the left
this.blocks.Add(anchor.Copy(new Vector2(0, 1))); // Block above
break;
case ShapeRenderer.Orientation.ORIENT_3: // 270 - anchor is on the bottom left
this.blocks.Add(anchor.Copy(new Vector2(0, 1))); // Block above
this.blocks.Add(anchor.Copy(new Vector2(1, 1))); // Block above and to the right
this.blocks.Add(anchor.Copy(new Vector2(1, 0))); // Block to the right
break;
default:
throw new ArgumentException("Unexpected ShapeRenderer::Orientation in SquareShape constructor: " + orientation);
}
anchor.SetColor(ShapeRenderer.GetSquareAnchorColor());
//rotation offset dictionary
this.nextOriToOffsets = new Dictionary <ShapeRenderer.Orientation, List <Vector2> >();
// Note: Set the first Vector2 to (0, 0) to not move the anchor
// 270 -> 0
nextOriToOffsets.Add(ShapeRenderer.Orientation.ORIENT_0, new[] { new Vector2(0, 1), new Vector2(1, 0), new Vector2(0, -1), new Vector2(-1, 0) }.ToList());
// 0 -> 90
nextOriToOffsets.Add(ShapeRenderer.Orientation.ORIENT_1, new[] { new Vector2(1, 0), new Vector2(0, -1), new Vector2(-1, 0), new Vector2(0, 1) }.ToList());
// 90 -> 180
nextOriToOffsets.Add(ShapeRenderer.Orientation.ORIENT_2, new[] { new Vector2(0, -1), new Vector2(-1, 0), new Vector2(0, 1), new Vector2(1, 0) }.ToList());
// 180 -> 270
nextOriToOffsets.Add(ShapeRenderer.Orientation.ORIENT_3, new[] { new Vector2(-1, 0), new Vector2(0, 1), new Vector2(1, 0), new Vector2(0, -1) }.ToList());
}