From ae7362742e29d481b42ac58fcfc403be076fff79 Mon Sep 17 00:00:00 2001
From: Vasco Lavos <vasco.men@hotmail.com>
Date: Sun, 16 Feb 2014 16:39:42 +0000
Subject: [PATCH] Added a HUD to when something can be read into with the
 lexicon.

---
 .../client/core/handler/HUDHandler.java       | 35 ++++++++++++++++++-
 1 file changed, 34 insertions(+), 1 deletion(-)

diff --git a/MODSRC/vazkii/botania/client/core/handler/HUDHandler.java b/MODSRC/vazkii/botania/client/core/handler/HUDHandler.java
index ac01e957b..0b88c28ad 100644
--- a/MODSRC/vazkii/botania/client/core/handler/HUDHandler.java
+++ b/MODSRC/vazkii/botania/client/core/handler/HUDHandler.java
@@ -16,6 +16,8 @@ import java.awt.Color;
 import net.minecraft.block.Block;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.gui.ScaledResolution;
+import net.minecraft.client.renderer.entity.RenderItem;
+import net.minecraft.item.ItemStack;
 import net.minecraft.util.MovingObjectPosition;
 import net.minecraft.util.ResourceLocation;
 import net.minecraft.util.StatCollector;
@@ -25,7 +27,9 @@ import net.minecraftforge.event.ForgeSubscribe;
 
 import org.lwjgl.opengl.GL11;
 
+import vazkii.botania.api.ILexiconable;
 import vazkii.botania.api.IWandHUD;
+import vazkii.botania.api.lexicon.LexiconEntry;
 import vazkii.botania.client.core.helper.RenderHelper;
 import vazkii.botania.client.lib.LibResources;
 import vazkii.botania.common.item.ModItems;
@@ -33,7 +37,8 @@ import vazkii.botania.common.item.ModItems;
 public final class HUDHandler {
 
 	private static final ResourceLocation manaBar = new ResourceLocation(LibResources.GUI_MANA_HUD);
-
+	private static final RenderItem itemRender = new RenderItem();
+	
 	@ForgeSubscribe
 	public void onDrawScreen(RenderGameOverlayEvent.Post event) {
 		if(event.type == ElementType.ALL) {
@@ -44,8 +49,36 @@ public final class HUDHandler {
 				if(Block.blocksList[id] != null && Block.blocksList[id] instanceof IWandHUD)
 					((IWandHUD) Block.blocksList[id]).renderHUD(mc, event.resolution, mc.theWorld, pos.blockX, pos.blockY, pos.blockZ);
 			}
+			
+			else if(pos != null && mc.thePlayer.getCurrentEquippedItem() != null && mc.thePlayer.getCurrentEquippedItem().itemID == ModItems.lexicon.itemID) {
+				int id = mc.theWorld.getBlockId(pos.blockX, pos.blockY, pos.blockZ);
+				if(Block.blocksList[id] != null && Block.blocksList[id] instanceof ILexiconable) {
+					LexiconEntry entry = ((ILexiconable) Block.blocksList[id]).getEntry(mc.theWorld, pos.blockX, pos.blockY, pos.blockZ, mc.thePlayer, mc.thePlayer.getCurrentEquippedItem());
+					if(entry != null)
+						drawLexiconGUI(entry, event.resolution);
+				}
+			}
 		}
 	}
+	
+	private void drawLexiconGUI(LexiconEntry entry, ScaledResolution res) {
+		GL11.glEnable(GL11.GL_BLEND);
+		GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
+		Minecraft mc = Minecraft.getMinecraft();
+		int x = res.getScaledWidth() / 2  + 8;
+		int y = res.getScaledHeight() / 2 - 4;
+		
+		int color = 0x2200FF00;
+		
+		mc.fontRenderer.drawStringWithShadow(StatCollector.translateToLocal(entry.getUnlocalizedName()), x + 18, y, color);
+		mc.fontRenderer.drawStringWithShadow(StatCollector.translateToLocal("botaniamisc.shiftToRead"), x + 18, y + 11, color);
+		itemRender.renderItemIntoGUI(mc.fontRenderer, mc.renderEngine, new ItemStack(ModItems.lexicon), x, y);
+		GL11.glDisable(GL11.GL_LIGHTING);
+		mc.fontRenderer.drawStringWithShadow("?", x + 10, y + 8, 0xFFFFFF);
+
+		GL11.glDisable(GL11.GL_BLEND);
+		GL11.glColor4f(1F, 1F, 1F, 1F);
+	}
 
 	public static void drawSimpleManaHUD(int color, int mana, int maxMana, String name, ScaledResolution res) {
 		GL11.glEnable(GL11.GL_BLEND);