HudAffinityInfoPopup.java

package com.yolp900.itsjustacharm.client.guis.huds;

import com.yolp900.itsjustacharm.reference.LibGuis;
import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.ScaledResolution;
import net.minecraft.client.renderer.GlStateManager;
import net.minecraft.client.renderer.RenderHelper;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.ItemStack;
import net.minecraft.util.ResourceLocation;
import net.minecraft.world.World;
import org.lwjgl.opengl.GL11;

import java.util.List;

public class HudAffinityInfoPopup extends ModHud.ModTickingHud {

	public static final int MAX_TIME = 100;

	private Minecraft mc;

	private List<String> popupStrings;
	private int color;
	private ResourceLocation affinityTexture;
	private ItemStack stack;

	private int time;

	public HudAffinityInfoPopup() {
		this.mc = Minecraft.getMinecraft();
		popupStrings = null;
		this.color = 0xffffff;
		this.affinityTexture = null;
	}

	@Override
	public void tick(ScaledResolution resolution, float partialTicks) {
		float alpha = 0.0F;
		boolean info = false;
		if (time > 0 && time < 10) {
			alpha = (float)(time-1)/(2*time);
		} else if (time > 9 && time < 90) {
			alpha = 0.5F;
			info = true;
		} else if (time > 89) {
			int t = time - 89;
			float a = t-1;
			float b = 2*t;
			float c = a/b;
			alpha = (0.5F - c);
		}
		if (popupStrings != null && popupStrings.size() != 0) {
			boolean affinityIcon = false;
			if (affinityTexture != null) {
				affinityIcon = true;
			}
			boolean stackIcon = false;
			if (stack != null) {
				stackIcon = true;
			}

			mc.renderEngine.bindTexture(LibGuis.LibHuds.AffinityInteraction.getTexture());

			int height = 24;
			int v = 0;
			if (popupStrings.size() > 1) {
				height = 48;
				v = 24;
			}
			int x = 8;
			int y = (resolution.getScaledHeight() / 2) - (height / 2);

			GL11.glColor4f(1.0F, 1.0F, 1.0F, alpha);
			drawTexturedModalRect(x, y, 0, v, 8, height);
			x += 8;
			if (affinityIcon || stackIcon) {
				drawTexturedModalRect(x, y, 8, v, 16, height);
				x += 16;
			}
			int textXPos = x;

			int width = 0;
			for (String string : popupStrings) {
				if (width < mc.fontRendererObj.getStringWidth(string)) {
					width = mc.fontRendererObj.getStringWidth(string);
				}
			}
			drawTexturedModalRect(x, y, 8, v, width + 8, height);
			x += (width + 8);
			drawTexturedModalRect(x, y, 248, v, 8, height);

			if (info) {
				if (affinityIcon) {
					mc.renderEngine.bindTexture(affinityTexture);

					GL11.glColor4f(1.0F, 1.0F, 1.0F, 0.5F);
					drawModalRectWithCustomSizedTexture(12, y + 4, 0, 0, 16, 16, 16, 16);
				}

				if (stackIcon) {
					GlStateManager.color(1F, 1F, 1F, 1F);
					RenderHelper.enableGUIStandardItemLighting();
					mc.getRenderItem().renderItemIntoGUI(stack, 12, y + 28);
				}

				int stringHeight = 0;
				for (String string : popupStrings) {
					drawString(mc.fontRendererObj, string, textXPos + 4, y + 8 + (24 * stringHeight), color);
					stringHeight++;
				}
			}
		}

		time++;
		if (time > MAX_TIME) {
			stopRendering();
		}
	}

	@Override
	public void startRendering(EntityPlayer player, World world) {
		super.startRendering(player, world);
		time = 0;
	}

	public void set(List<String> popup, int color, ResourceLocation affinityTexture, ItemStack stack) {
		setPopupStrings(popup);
		setColor(color);
		setAffinityTexture(affinityTexture);
		setBlock(stack);
	}

	public void setPopupStrings(List<String> popup) {
		this.popupStrings = popup;
	}

	public void setColor(int color) {
		this.color = color;
	}

	public void setAffinityTexture(ResourceLocation affinityTexture) {
		this.affinityTexture = affinityTexture;
	}

	public void setBlock(ItemStack stack) {
		this.stack = stack;
	}
}