package speiger.src.coreengine.rendering.gui.helper;

import org.lwjgl.opengl.GL11;

import speiger.src.coreengine.math.misc.Facing;
import speiger.src.coreengine.rendering.gui.renderer.UIRenderer;
import speiger.src.coreengine.rendering.gui.renderer.buffer.RenderBuffer;
import speiger.src.coreengine.rendering.tesselation.Tesselator;
import speiger.src.coreengine.rendering.tesselation.VertexType;

public class UIShapes
{
	public static void createCross(RenderBuffer buffer, float width, float height, float paddingA, float paddingB, int color)
	{
		createCross(buffer.start(GL11.GL_TRIANGLES, VertexType.UI), width, height, paddingA, paddingB, color);
		buffer.finishShape(0);
	}
	
	public static void createCross(Tesselator tes, float width, float height, float paddingA, float paddingB, int color)
	{
		tes.setOffset(-(width * 0.5F), -(height * 0.5F), 0F);
		tes.pos(paddingB, paddingA, 0F).tex(0F, 0F).color4f(color).endVertex();
		tes.pos(paddingA, paddingB, 0F).tex(0F, 0F).color4f(color).endVertex();
		tes.pos(width - paddingB, height - paddingA, 0F).tex(0F, 0F).color4f(color).endVertex();
		tes.pos(width - paddingA, height - paddingB, 0F).tex(0F, 0F).color4f(color).endVertex();
		tes.pos(paddingB, paddingA, 0F).tex(0F, 0F).color4f(color).endVertex();
		tes.pos(width - paddingB, height - paddingA, 0F).tex(0F, 0F).color4f(color).endVertex();
		
		tes.pos(width - paddingB, paddingA, 0F).tex(0F, 0F).color4f(color).endVertex();
		tes.pos(width - paddingA, paddingB, 0F).tex(0F, 0F).color4f(color).endVertex();
		tes.pos(paddingB, height - paddingA, 0F).tex(0F, 0F).color4f(color).endVertex();
		tes.pos(paddingA, height - paddingB, 0F).tex(0F, 0F).color4f(color).endVertex();
		tes.pos(width - paddingB, paddingA, 0F).tex(0F, 0F).color4f(color).endVertex();
		tes.pos(paddingB, height - paddingA, 0F).tex(0F, 0F).color4f(color).endVertex();
		tes.setOffset(0F, 0F, 0F);
	}
	
	public static void createCross(UIRenderer renderer, float width, float height, float paddingA, float paddingB, int color)
	{
		renderer.translate(-(width * 0.5F), -(height * 0.5F));
		renderer.startCustomShape(GL11.GL_TRIANGLES, false);
		renderer.pos(paddingB, paddingA, 0F).tex(0F, 0F).color(color).endVertex();
		renderer.pos(paddingA, paddingB, 0F).tex(0F, 0F).color(color).endVertex();
		renderer.pos(width - paddingB, height - paddingA, 0F).tex(0F, 0F).color(color).endVertex();
		renderer.pos(width - paddingA, height - paddingB, 0F).tex(0F, 0F).color(color).endVertex();
		renderer.pos(paddingB, paddingA, 0F).tex(0F, 0F).color(color).endVertex();
		renderer.pos(width - paddingB, height - paddingA, 0F).tex(0F, 0F).color(color).endVertex();
		
		renderer.pos(width - paddingB, paddingA, 0F).tex(0F, 0F).color(color).endVertex();
		renderer.pos(width - paddingA, paddingB, 0F).tex(0F, 0F).color(color).endVertex();
		renderer.pos(paddingB, height - paddingA, 0F).tex(0F, 0F).color(color).endVertex();
		renderer.pos(paddingA, height - paddingB, 0F).tex(0F, 0F).color(color).endVertex();
		renderer.pos(width - paddingB, paddingA, 0F).tex(0F, 0F).color(color).endVertex();
		renderer.pos(paddingB, height - paddingA, 0F).tex(0F, 0F).color(color).endVertex();
		renderer.translate((width * 0.5F), (height * 0.5F));
	}
	
	public static void createArrow(RenderBuffer buffer, float width, float height, int color, Facing dir)
	{
		createArrow(buffer.start(GL11.GL_TRIANGLES, VertexType.UI), width, height, color, dir);
		buffer.finishShape(0);
	}
	
	public static void createArrow(Tesselator tes, float width, float height, int color, Facing dir)
	{
		float halfWidth = width * 0.5F;
		float halfHeight = height * 0.5F;
		tes.setOffset(-halfWidth, -halfHeight, 0F);
		switch(dir)
		{
			case NORTH:
				tes.pos(0F, halfHeight, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(width, halfHeight, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(halfWidth, 0F, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(0F, halfHeight, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(0F, height, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(width, halfHeight, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(width, halfHeight, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(0F, height, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(width, height, 0F).tex(0F, 0F).color4f(color).endVertex();
				break;
			case SOUTH:
				tes.pos(0F, 0F, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(0F, halfHeight, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(width, 0F, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(width, 0F, 0F).tex(0F, 0F).color4f(color).endVertex();
			    tes.pos(0F, halfHeight, 0F).tex(0F, 0F).color4f(color).endVertex();
			    tes.pos(width, halfHeight, 0F).tex(0F, 0F).color4f(color).endVertex();
			    tes.pos(0F, halfHeight, 0F).tex(0F, 0F).color4f(color).endVertex();
			    tes.pos(width, halfHeight, 0F).tex(0F, 0F).color4f(color).endVertex();
			    tes.pos(halfWidth, height, 0F).tex(0F, 0F).color4f(color).endVertex();
				break;
			case EAST:
				tes.pos(0F, 0F, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(halfWidth, 0F, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(0F, height, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(0F, height, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(halfWidth, 0F, 0F).tex(0F, 0F).color4f(color).endVertex();
			    tes.pos(halfWidth, height, 0F).tex(0F, 0F).color4f(color).endVertex();
			    tes.pos(halfWidth, 0F, 0F).tex(0F, 0F).color4f(color).endVertex();
			    tes.pos(halfWidth, height, 0F).tex(0F, 0F).color4f(color).endVertex();
			    tes.pos(width, halfHeight, 0F).tex(0F, 0F).color4f(color).endVertex();
				break;
			case WEST:
				tes.pos(halfWidth, 0F, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(width, 0F, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(halfWidth, height, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(halfWidth, height, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(width, 0F, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(width, height, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(halfWidth, 0F, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(halfWidth, height, 0F).tex(0F, 0F).color4f(color).endVertex();
				tes.pos(0F, halfHeight, 0F).tex(0F, 0F).color4f(color).endVertex();
				break;
		}
		tes.setOffset(0F, 0F, 0F);
	}
	
	public static void createArrow(UIRenderer renderer, float width, float height, int color, Facing dir)
	{
		float halfWidth = width * 0.5F;
		float halfHeight = height * 0.5F;
		renderer.translate(-halfWidth, -halfHeight, 0F);
		renderer.startCustomShape(GL11.GL_TRIANGLES, false);
		switch(dir)
		{
			case NORTH:
				renderer.pos(0F, halfHeight, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(width, halfHeight, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(halfWidth, 0F, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(0F, halfHeight, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(0F, height, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(width, halfHeight, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(width, halfHeight, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(0F, height, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(width, height, 0F).tex(0F, 0F).color(color).endVertex();
				break;
			case SOUTH:
				renderer.pos(0F, 0F, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(0F, halfHeight, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(width, 0F, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(width, 0F, 0F).tex(0F, 0F).color(color).endVertex();
			    renderer.pos(0F, halfHeight, 0F).tex(0F, 0F).color(color).endVertex();
			    renderer.pos(width, halfHeight, 0F).tex(0F, 0F).color(color).endVertex();
			    renderer.pos(0F, halfHeight, 0F).tex(0F, 0F).color(color).endVertex();
			    renderer.pos(width, halfHeight, 0F).tex(0F, 0F).color(color).endVertex();
			    renderer.pos(halfWidth, height, 0F).tex(0F, 0F).color(color).endVertex();
				break;
			case EAST:
				renderer.pos(0F, 0F, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(halfWidth, 0F, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(0F, height, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(0F, height, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(halfWidth, 0F, 0F).tex(0F, 0F).color(color).endVertex();
			    renderer.pos(halfWidth, height, 0F).tex(0F, 0F).color(color).endVertex();
			    renderer.pos(halfWidth, 0F, 0F).tex(0F, 0F).color(color).endVertex();
			    renderer.pos(halfWidth, height, 0F).tex(0F, 0F).color(color).endVertex();
			    renderer.pos(width, halfHeight, 0F).tex(0F, 0F).color(color).endVertex();
				break;
			case WEST:
				renderer.pos(halfWidth, 0F, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(width, 0F, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(halfWidth, height, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(halfWidth, height, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(width, 0F, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(width, height, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(halfWidth, 0F, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(halfWidth, height, 0F).tex(0F, 0F).color(color).endVertex();
				renderer.pos(0F, halfHeight, 0F).tex(0F, 0F).color(color).endVertex();
				break;
		}
		renderer.translate(halfWidth, halfHeight, 0F);
	}
}