1 files changed, 92 insertions, 0 deletions
diff --git a/src/main/java/io/github/moulberry/notenoughupdates/util/TitleUtil.java b/src/main/java/io/github/moulberry/notenoughupdates/util/TitleUtil.java
new file mode 100644
index 00000000..59db7cac
--- /dev/null
+++ b/src/main/java/io/github/moulberry/notenoughupdates/util/TitleUtil.java
@@ -0,0 +1,92 @@
+/*
+ * Copyright (C) 2022 NotEnoughUpdates contributors
+ *
+ * This file is part of NotEnoughUpdates.
+ *
+ * NotEnoughUpdates is free software: you can redistribute it
+ * and/or modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation, either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * NotEnoughUpdates is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with NotEnoughUpdates. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package io.github.moulberry.notenoughupdates.util;
+
+import io.github.moulberry.notenoughupdates.NotEnoughUpdates;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.gui.ScaledResolution;
+import net.minecraft.client.renderer.GlStateManager;
+import net.minecraftforge.client.event.RenderGameOverlayEvent;
+import net.minecraftforge.fml.common.eventhandler.EventPriority;
+import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
+
+public class TitleUtil {
+
+	private static final TitleUtil INSTANCE = new TitleUtil();
+
+	public static TitleUtil getInstance() {
+		return INSTANCE;
+	}
+
+	private String title = null;
+	private long titleLifetime = 0;
+	private int color = 0xFF0000;
+
+	public void createTitle(String title, int ticks, int color) {
+		this.title = title;
+		this.titleLifetime = System.nanoTime() + (ticks * 50000000L);
+		this.color = color;
+	}
+	/**
+	 * Adapted from SkyblockAddons under MIT license
+	 * @link https://github.com/BiscuitDevelopment/SkyblockAddons/blob/master/LICENSE
+	 * @author BiscuitDevelopment
+	 */
+	private void renderTitles (ScaledResolution scaledResolution) {
+		Minecraft mc = Minecraft.getMinecraft();
+		if (mc.theWorld == null || mc.thePlayer == null || !NotEnoughUpdates.INSTANCE.hasSkyblockScoreboard()) return;
+
+		int scaledWidth = scaledResolution.getScaledWidth();
+		int scaledHeight = scaledResolution.getScaledHeight();
+
+		if (this.title != null) {
+			int stringWidth = mc.fontRendererObj.getStringWidth(this.title);
+			float scale = 4f; // Scale is normally 4, but if it's larger than the screen, scale it down...
+			if (stringWidth * scale > scaledWidth * 0.9f) {
+				scale = scaledWidth * 0.9f / (float) stringWidth;
+			}
+			GlStateManager.pushMatrix();
+			GlStateManager.translate((float)(scaledWidth / 2),(float)(scaledHeight / 2), 0.0f);
+			GlStateManager.enableBlend();
+			GlStateManager.tryBlendFuncSeparate(770, 771, 1, 0);
+			GlStateManager.pushMatrix();
+			GlStateManager.scale(scale, scale, scale);
+			mc.fontRendererObj.drawString(
+				this.title,
+				((float)-mc.fontRendererObj.getStringWidth(this.title) / 2),
+				-20.0f,
+				color,
+				true
+			);
+			GlStateManager.popMatrix();
+			GlStateManager.popMatrix();
+		}
+	}
+
+	@SubscribeEvent(priority = EventPriority.HIGHEST)
+	public void onRenderHUD(RenderGameOverlayEvent event) {
+		if (event.type != RenderGameOverlayEvent.ElementType.HOTBAR) return;
+		if (System.nanoTime() >= titleLifetime) {
+			titleLifetime = 0;
+			title = null;
+		}
+		renderTitles(event.resolution);
+	}
+}