1 files changed, 101 insertions, 0 deletions
diff --git a/src/main/java/gregtech/client/GT_TooltipEventHandler.java b/src/main/java/gregtech/client/GT_TooltipEventHandler.java
new file mode 100644
index 0000000000..1fb4995025
--- /dev/null
+++ b/src/main/java/gregtech/client/GT_TooltipEventHandler.java
@@ -0,0 +1,101 @@
+package gregtech.client;
+
+import static net.minecraft.util.EnumChatFormatting.*;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.function.Supplier;
+
+import cpw.mods.fml.common.eventhandler.SubscribeEvent;
+import cpw.mods.fml.common.registry.GameRegistry;
+import net.minecraft.item.Item;
+import net.minecraft.item.ItemStack;
+import net.minecraft.util.EnumChatFormatting;
+import net.minecraftforge.event.entity.player.ItemTooltipEvent;
+import net.minecraftforge.oredict.OreDictionary;
+
+public class GT_TooltipEventHandler {
+	
+	private static final Map<String, Supplier<String>[]> tooltipMap = new HashMap<>();
+	
+	public static void init() {
+		addOredictTooltip("circuitPrimitive", formattedText("ULV-Tier", RED));
+		addOredictTooltip("circuitBasic", formattedText("LV-Tier", DARK_BLUE));
+		addOredictTooltip("circuitGood", formattedText("MV-Tier", GRAY));
+		addOredictTooltip("circuitAdvanced", formattedText("HV-Tier", GOLD));
+		addOredictTooltip("circuitData", formattedText("EV-Tier", DARK_PURPLE));
+		addOredictTooltip("circuitElite", formattedText("IV-Tier", DARK_BLUE));
+		addOredictTooltip("circuitMaster", formattedText("LuV-Tier", LIGHT_PURPLE));
+		addOredictTooltip("circuitUltimate", formattedText("ZPM-Tier", WHITE));
+		addOredictTooltip("circuitSuperconductor", formattedText("UV-Tier", AQUA));
+		addOredictTooltip("circuitInfinite", formattedText("UHV-Tier", DARK_RED));
+		addOredictTooltip("circuitBio", formattedText("UEV-Tier", GREEN));
+		//addOredictTooltip("circuitOptical", formattedText("UIV-Tier", DARK_GREEN));
+		//addOredictTooltip("circuitExotic", formattedText("UV-Tier", DARK_AQUA));
+		//addOredictTooltip("circuitCosmic", animatedString("UXV-Tier", 8, 500, BLACK, BLACK, BLACK, BLACK, BLACK, BLACK, BLACK, BLACK, WHITE, WHITE, WHITE, WHITE, WHITE, WHITE, WHITE, WHITE));
+		//addOredictTooltip("circuitTranscendental", animatedString("MAX-Tier", 1, 80, RED, GOLD, YELLOW, GREEN, AQUA, BLUE, LIGHT_PURPLE));
+	}
+	
+	@SubscribeEvent
+	public void renderTooltip(ItemTooltipEvent event) {
+		Supplier<String>[] texts = tooltipMap.get(getStackIdentifier(event.itemStack));
+		if(texts == null) return;
+		String s = "";
+		for(Supplier<String> snippet : texts) {
+			s += snippet.get();
+		}
+		event.toolTip.add(s);
+	}
+	
+	private static Supplier<String> text(String text) {
+		return () -> text;
+	}
+	
+	private static Supplier<String> formattedText(String text, EnumChatFormatting formatting){
+		return () -> formatting + text;
+	}
+	
+	/** Taken and adapted from <a href=https://github.com/GTNewHorizons/Avaritia/blob/7b7eaed652f6be320b10f33d8f8e6a04e66ca14f/src/main/java/fox/spiteful/avaritia/LudicrousText.java#L19>Avaritia</a>, licensed under MIT */
+	private static Supplier<String> animatedString(String text, int posstep, int delay, EnumChatFormatting... formattingArray) {
+		if(text.isEmpty()) return () -> "";
+		
+		final int finalDelay = delay = delay <= 0 ? delay = 1 : delay;
+		
+		return () -> {
+			StringBuilder sb = new StringBuilder(text.length() * 3);
+			int offset = (int) ((System.currentTimeMillis() / finalDelay) % formattingArray.length);
+			for(int i = 0; i < text.length(); i++) {
+				char c = text.charAt(i);
+				int indexColorArray = (i * posstep + formattingArray.length - offset) % formattingArray.length;
+				sb.append(formattingArray[indexColorArray]);
+				sb.append(c);
+			}
+			return sb.toString();
+		};
+	}
+	
+	@SafeVarargs
+	private static void addOredictTooltip(String oredictName, Supplier<String>... tooltips) {
+		for(ItemStack item : OreDictionary.getOres(oredictName)) {
+			addItemTooltip(item, tooltips);
+		}
+	}
+	
+	@SafeVarargs
+	private static void addItemTooltip(String modID, String registryName, int meta, Supplier<String>... tooltips) {
+		Item item = GameRegistry.findItem(modID, registryName);
+		if(item == null || meta < 0 || meta >= OreDictionary.WILDCARD_VALUE || tooltips == null) return;
+		tooltipMap.put(item.getUnlocalizedName() + "@" + meta, tooltips);
+	}
+	
+	@SafeVarargs
+	private static void addItemTooltip(ItemStack item, Supplier<String>... tooltips) {
+		if(item == null || tooltips == null) return;
+		tooltipMap.put(getStackIdentifier(item), tooltips);
+	}
+	
+	private static String getStackIdentifier(ItemStack stack) {
+		return stack == null ? "" : stack.getItem().getUnlocalizedName() + "@" + stack.getItemDamage();
+	}
+
+}