Improve Terminal GUI network amount rendering

build.gradle

@@ -2,7 +2,6 @@ plugins {
 	id "fabric-loom" version "0.6.49"
 	id "maven-publish"
     id "org.jetbrains.kotlin.jvm" version "1.4.30"
-	id "com.github.johnrengelman.shadow" version "4.0.4"
 }
 
 archivesBaseName = project.archives_base_name
@@ -80,8 +79,10 @@ dependencies {
 	include "alexiil.mc.lib:libblockattributes-items:${project.libblockattributes_version}"
 
 	compile project(":kiwi-java")
-	shadow project(":kiwi-java")
+	include project(":kiwi-java")
 
+	runtimeOnly project(":plugin:mousewheelie")
+	include project(":plugin:mousewheelie")
 	runtimeOnly project(":plugin:rei")
 	include project(":plugin:rei")
 

plugin/mousewheelie/build.gradle

@@ -0,0 +1,27 @@
+plugins {
+	id "fabric-loom"
+    id "org.jetbrains.kotlin.jvm"
+}
+
+archivesBaseName = project.archives_base_name
+version = project.mod_version
+group = project.maven_group
+
+repositories {
+	maven {
+		url = "https://maven.siphalor.de/"
+	}
+	jcenter()
+}
+
+dependencies {
+	implementation project(":")
+
+	modImplementation("de.siphalor:mousewheelie-1.16:${project.mousewheelie_version}") {
+        exclude group: "net.fabricmc"
+        exclude group: "net.fabricmc.fabric-api"
+        exclude module: "modmenu"
+		exclude group: "me.shedaniel.cloth"
+	}
+}
+

plugin/mousewheelie/gradle.properties

@@ -0,0 +1,4 @@
+archives_base_name=PhyCon-Plugin-MouseWheelie
+
+mousewheelie_version=1.6.4+mc1.16.4
+

plugin/mousewheelie/src/main/java/net/shadowfacts/phycon/plugin/mousewheelie/mixin/MixinTerminalScreen.java

@@ -0,0 +1,41 @@
+package net.shadowfacts.phycon.plugin.mousewheelie.mixin;
+
+import de.siphalor.mousewheelie.client.util.ScrollAction;
+import de.siphalor.mousewheelie.client.util.accessors.IContainerScreen;
+import de.siphalor.mousewheelie.client.util.accessors.ISpecialScrollableScreen;
+import net.minecraft.client.gui.screen.ingame.HandledScreen;
+import net.minecraft.entity.player.PlayerInventory;
+import net.minecraft.screen.slot.Slot;
+import net.minecraft.text.Text;
+import net.shadowfacts.phycon.block.terminal.TerminalScreen;
+import net.shadowfacts.phycon.block.terminal.TerminalScreenHandler;
+import org.spongepowered.asm.mixin.Mixin;
+
+/**
+ * @author shadowfacts
+ */
+@Mixin(TerminalScreen.class)
+public abstract class MixinTerminalScreen extends HandledScreen<TerminalScreenHandler> implements ISpecialScrollableScreen, IContainerScreen {
+
+	private MixinTerminalScreen(TerminalScreenHandler screenHandler, PlayerInventory playerInventory, Text text) {
+		super(screenHandler, playerInventory, text);
+	}
+
+	@Override
+	public ScrollAction mouseWheelie_onMouseScrolledSpecial(double mouseX, double mouseY, double scrollAmount) {
+		Slot slot = mouseWheelie_getSlotAt(mouseX, mouseY);
+		if (slot == null) {
+			return ScrollAction.PASS;
+		}
+
+		if (slot.id < handler.getBufferSlotsEnd()) {
+			// scrolling in the network inventory is never allowed
+			// scrolling out of the buffer is theoretically possible, but there isn't a straightforward way
+			// of telling the server not to mark the buffer slot as TO_NETWORK after mouse wheelie's song and dance
+			return ScrollAction.ABORT;
+		} else {
+			return ScrollAction.PASS;
+		}
+	}
+
+}

plugin/mousewheelie/src/main/resources/fabric.mod.json

@@ -0,0 +1,36 @@
+{
+  "schemaVersion": 1,
+  "id": "phycon_mousewheelie",
+  "version": "${version}",
+
+  "name": "PhyCon Mouse Wheelie Integration",
+  "description": "",
+  "authors": [
+    "Shadowfacts"
+  ],
+  "contact": {
+    "homepage": "https://git.shadowfacts.net/minecraft/PhysicalConnectivity"
+  },
+  "license": "LGPL-3.0",
+  "environment": "client",
+  "entrypoints": {
+  },
+  "mixins": [
+    {
+      "config": "phycon-mousewheelie-client.mixins.json",
+      "environment": "client"
+    }
+  ],
+  "depends": {
+    "fabricloader": ">=0.4.0",
+    "fabric": "*",
+    "fabric-language-kotlin": ">=1.3.50",
+    "phycon": "*",
+    "mousewheelie": "*"
+  },
+
+  "custom": {
+    "modmenu:parent": "phycon"
+  }
+}
+

plugin/mousewheelie/src/main/resources/phycon-mousewheelie-client.mixins.json

@@ -0,0 +1,11 @@
+{
+  "required": true,
+  "package": "net.shadowfacts.phycon.plugin.mousewheelie.mixin",
+  "compatibilityLevel": "JAVA_8",
+  "mixins": [
+    "MixinTerminalScreen"
+  ],
+  "injectors": {
+    "defaultRequire": 1
+  }
+}

settings.gradle

@@ -10,4 +10,5 @@ pluginManagement {
 }
 
 include("kiwi-java")
+include("plugin:mousewheelie")
 include("plugin:rei")

src/main/java/net/shadowfacts/phycon/mixin/client/MixinHandledScreen.java

@@ -1,12 +1,18 @@
 package net.shadowfacts.phycon.mixin.client;
 
+import net.minecraft.client.font.TextRenderer;
 import net.minecraft.client.gui.screen.ingame.HandledScreen;
+import net.minecraft.client.render.item.ItemRenderer;
 import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.item.ItemStack;
 import net.minecraft.screen.slot.Slot;
 import net.shadowfacts.phycon.block.terminal.TerminalScreen;
+import net.shadowfacts.phycon.block.terminal.TerminalScreenHandler;
+import org.jetbrains.annotations.Nullable;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.injection.At;
 import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.Redirect;
 import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 
 /**
@@ -15,12 +21,31 @@ import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 @Mixin(HandledScreen.class)
 public class MixinHandledScreen {
 
-	@Inject(method = "drawSlot(Lnet/minecraft/client/util/math/MatrixStack;Lnet/minecraft/screen/slot/Slot;)V", at = @At(value = "INVOKE", target = "Lcom/mojang/blaze3d/systems/RenderSystem;enableDepthTest()V"))
+	@Inject(
-	private void drawSlot(MatrixStack matrixStack, Slot slot, CallbackInfo ci) {
+			method = "drawSlot(Lnet/minecraft/client/util/math/MatrixStack;Lnet/minecraft/screen/slot/Slot;)V",
+			at = @At(value = "INVOKE", target = "Lcom/mojang/blaze3d/systems/RenderSystem;enableDepthTest()V")
+	)
+	private void drawSlotUnderlay(MatrixStack matrixStack, Slot slot, CallbackInfo ci) {
 		if ((Object)this instanceof TerminalScreen) {
 			TerminalScreen self = (TerminalScreen)(Object)this;
 			self.drawSlotUnderlay(matrixStack, slot);
 		}
 	}
 
+	@Redirect(
+			method = "drawSlot(Lnet/minecraft/client/util/math/MatrixStack;Lnet/minecraft/screen/slot/Slot;)V",
+			at = @At(value = "INVOKE", target = "Lnet/minecraft/client/render/item/ItemRenderer;renderGuiItemOverlay(Lnet/minecraft/client/font/TextRenderer;Lnet/minecraft/item/ItemStack;IILjava/lang/String;)V")
+	)
+	private void drawSlotAmount(ItemRenderer itemRenderer, TextRenderer textRenderer, ItemStack stack, int x, int y, @Nullable String countLabel, MatrixStack matrixStack, Slot slot) {
+		if ((Object)this instanceof TerminalScreen) {
+			TerminalScreen self = (TerminalScreen)(Object)this;
+			TerminalScreenHandler handler = self.getScreenHandler();
+			if (slot.id < handler.getNetworkSlotsEnd() && stack.getCount() > 1) {
+				self.drawNetworkSlotAmount(stack, x, y, slot, matrixStack);
+				return;
+			}
+		}
+		itemRenderer.renderGuiItemOverlay(textRenderer, stack, x, y, countLabel);
+	}
+
 }

src/main/kotlin/net/shadowfacts/phycon/block/terminal/TerminalScreen.kt

@@ -8,6 +8,8 @@ import net.minecraft.client.gui.widget.AbstractButtonWidget
 import net.minecraft.client.gui.widget.AbstractPressableButtonWidget
 import net.minecraft.client.gui.widget.ButtonWidget
 import net.minecraft.client.gui.widget.TextFieldWidget
+import net.minecraft.client.render.Tessellator
+import net.minecraft.client.render.VertexConsumerProvider
 import net.minecraft.client.util.math.MatrixStack
 import net.minecraft.entity.player.PlayerInventory
 import net.minecraft.item.ItemStack
@@ -26,6 +28,8 @@ import net.shadowfacts.phycon.util.next
 import net.shadowfacts.phycon.util.prev
 import org.lwjgl.glfw.GLFW
 import java.lang.NumberFormatException
+import java.math.RoundingMode
+import java.text.DecimalFormat
 import kotlin.math.ceil
 import kotlin.math.floor
 import kotlin.math.min
@@ -259,6 +263,42 @@ class TerminalScreen(handler: TerminalScreenHandler, playerInv: PlayerInventory,
 		DrawableHelper.fill(matrixStack, slot.x, slot.y, slot.x + 16, slot.y + 16, color.toInt())
 	}
 
+	private val DECIMAL_FORMAT = DecimalFormat("#.#").apply { roundingMode = RoundingMode.HALF_UP }
+	private val FORMAT = DecimalFormat("##").apply { roundingMode = RoundingMode.HALF_UP }
+
+	fun drawNetworkSlotAmount(stack: ItemStack, x: Int, y: Int, slot: Slot, matrixStack: MatrixStack) {
+		val amount = stack.count
+		val s = when {
+			amount < 1_000 -> amount.toString()
+			amount < 1_000_000 -> {
+				val format = if (amount < 10_000) DECIMAL_FORMAT else FORMAT
+				format.format(amount / 1_000.0) + "K"
+			}
+			amount < 1_000_000_000 -> {
+				val format = if (amount < 10_000_000) DECIMAL_FORMAT else FORMAT
+				format.format(amount / 1_000_000.0) + "M"
+			}
+			else -> {
+				DECIMAL_FORMAT.format(amount / 1000000000.0).toString() + "B"
+			}
+		}
+
+		// draw damage bar
+		// empty string for label because vanilla renders the count behind the damage bar
+		itemRenderer.renderGuiItemOverlay(textRenderer, stack, x, y, "")
+
+		matrixStack.push()
+		matrixStack.translate(x.toDouble(), y.toDouble(), itemRenderer.zOffset + 200.0)
+		val scale = 2 / 3f
+		matrixStack.scale(scale, scale, 1.0f)
+		val immediate = VertexConsumerProvider.immediate(Tessellator.getInstance().buffer)
+		val textX = (1 / scale * 18) - textRenderer.getWidth(s).toFloat() - 3
+		val textY = (1 / scale * 18) - 11
+		textRenderer.draw(s, textX, textY, 0xffffff, true, matrixStack.peek().model, immediate, false, 0, 0xF000F0)
+		immediate.draw()
+		matrixStack.pop()
+	}
+
 	private fun isPointInsScrollThumb(mouseX: Double, mouseY: Double): Boolean {
 		val x = (width - backgroundWidth) / 2
 		val y = (height - backgroundHeight) / 2

src/main/kotlin/net/shadowfacts/phycon/block/terminal/TerminalScreenHandler.kt

@@ -236,7 +236,10 @@ class TerminalScreenHandler(syncId: Int, val playerInv: PlayerInventory, val ter
 		return slotsInsertedInto
 	}
 
+	val networkSlotsStart = 0
+	val networkSlotsEnd = 54
 	val bufferSlotsStart = 54
+	val bufferSlotsEnd = 72
 	val playerSlotsStart = 72
 	val playerSlotsEnd = 72 + 36
 	fun isNetworkSlot(id: Int) = id in 0 until bufferSlotsStart