Feature: gui scaling (#464)

Add gui scaling #464

3 files changed, 67 insertions, 21 deletions

diff --git a/src/main/java/at/hannibal2/skyhanni/utils/RenderUtils.kt b/src/main/java/at/hannibal2/skyhanni/utils/RenderUtils.kt
index 760c4b946..57dfd0dc0 100644
--- a/src/main/java/at/hannibal2/skyhanni/utils/RenderUtils.kt
+++ b/src/main/java/at/hannibal2/skyhanni/utils/RenderUtils.kt
@@ -7,6 +7,7 @@ import at.hannibal2.skyhanni.data.GuiEditManager.Companion.getAbsY
 import at.hannibal2.skyhanni.events.GuiRenderItemEvent
 import at.hannibal2.skyhanni.utils.renderables.Renderable
 import io.github.moulberry.moulconfig.internal.TextRenderUtils
+import io.github.moulberry.notenoughupdates.util.Utils
 import net.minecraft.client.Minecraft
 import net.minecraft.client.gui.FontRenderer
 import net.minecraft.client.gui.Gui
@@ -354,6 +355,15 @@ object RenderUtils {
         return lastValue + (currentValue - lastValue) * multiplier
     }
 
+
+    fun Position.transform(): Pair<Int, Int> {
+        GlStateManager.translate(getAbsX().toFloat(), getAbsY().toFloat(), 0F)
+        GlStateManager.scale(effectiveScale, effectiveScale, 1F)
+        val x = ((Utils.getMouseX() - getAbsX()) / effectiveScale).toInt()
+        val y = ((Utils.getMouseY() - getAbsY()) / effectiveScale).toInt()
+        return x to y
+    }
+
     fun Position.renderString(string: String?, offsetX: Int = 0, offsetY: Int = 0, posLabel: String) {
         if (string == null) return
         if (string == "") return
@@ -364,12 +374,12 @@ object RenderUtils {
     private fun Position.renderString0(string: String?, offsetX: Int = 0, offsetY: Int = 0): Int {
         val display = "§f$string"
         GlStateManager.pushMatrix()
-
+        transform()
         val minecraft = Minecraft.getMinecraft()
         val renderer = minecraft.renderManager.fontRenderer
 
-        val x = getAbsX() + offsetX
-        val y = getAbsY() + offsetY
+        val x = offsetX
+        val y = offsetY
 
         GlStateManager.translate(x + 1.0, y + 1.0, 0.0)
         renderer.drawStringWithShadow(display, 0f, 0f, 0)
@@ -443,15 +453,17 @@ object RenderUtils {
 
     private fun Position.renderLine(line: List<Any?>, offsetY: Int, itemScale: Double = 1.0): Int {
         GlStateManager.pushMatrix()
-        GlStateManager.translate(getAbsX().toFloat(), (getAbsY() + offsetY).toFloat(), 0F)
+        val mp = transform()
+        GlStateManager.translate(0f, offsetY.toFloat(), 0F)
         var offsetX = 0
-        for (any in line) {
-            val renderable = Renderable.fromAny(any, itemScale = itemScale)
-                ?: throw RuntimeException("Unknown render object: $any")
-
-            renderable.render(getAbsX() + offsetX, getAbsY() + offsetY)
-            offsetX += renderable.width
-            GlStateManager.translate(renderable.width.toFloat(), 0F, 0F)
+        Renderable.withMousePosition(mp.first, mp.second) {
+            for (any in line) {
+                val renderable = Renderable.fromAny(any, itemScale = itemScale)
+                    ?: throw RuntimeException("Unknown render object: $any")
+                renderable.render(offsetX, offsetY)
+                offsetX += renderable.width
+                GlStateManager.translate(renderable.width.toFloat(), 0F, 0F)
+            }
         }
         GlStateManager.popMatrix()
         return offsetX
@@ -972,7 +984,12 @@ object RenderUtils {
         )
     }
 
-    fun GuiRenderItemEvent.RenderOverlayEvent.GuiRenderItemPost.drawSlotText(xPos: Int, yPos: Int, text: String, scale: Float) {
+    fun GuiRenderItemEvent.RenderOverlayEvent.GuiRenderItemPost.drawSlotText(
+        xPos: Int,
+        yPos: Int,
+        text: String,
+        scale: Float
+    ) {
         val fontRenderer = Minecraft.getMinecraft().fontRendererObj
 
         GlStateManager.disableLighting()
diff --git a/src/main/java/at/hannibal2/skyhanni/utils/renderables/RenderLineTooltips.kt b/src/main/java/at/hannibal2/skyhanni/utils/renderables/RenderLineTooltips.kt
index 2cf20ee72..22675039e 100644
--- a/src/main/java/at/hannibal2/skyhanni/utils/renderables/RenderLineTooltips.kt
+++ b/src/main/java/at/hannibal2/skyhanni/utils/renderables/RenderLineTooltips.kt
@@ -13,11 +13,13 @@ import java.awt.Color
 
 object RenderLineTooltips {
 
-    fun drawHoveringText(posX: Int, posY: Int, tips: List<String?>, stack: ItemStack? = null) {
+    fun drawHoveringText(posX: Int, posY: Int, tips: List<String?>, stack: ItemStack? = null,
+                         mouseX: Int = Utils.getMouseX(),
+                         mouseY: Int = Utils.getMouseY()) {
         if (tips.isNotEmpty()) {
             var textLines = tips
-            val x = Utils.getMouseX() + 12 - posX
-            val y = Utils.getMouseY() - 10 - posY
+            val x = mouseX + 12 - posX
+            val y = mouseY - 10 - posY
             val color: Char = stack?.getLore()?.lastOrNull()?.take(4)?.get(1)
                 ?: Utils.getPrimaryColourCode(textLines[0])
             val colourInt = Minecraft.getMinecraft().fontRendererObj.getColorCode(color)
diff --git a/src/main/java/at/hannibal2/skyhanni/utils/renderables/Renderable.kt b/src/main/java/at/hannibal2/skyhanni/utils/renderables/Renderable.kt
index 81ddaabde..ed3aa9cfd 100644
--- a/src/main/java/at/hannibal2/skyhanni/utils/renderables/Renderable.kt
+++ b/src/main/java/at/hannibal2/skyhanni/utils/renderables/Renderable.kt
@@ -18,12 +18,13 @@ import kotlin.math.max
 interface Renderable {
     val width: Int
     val height: Int
-    fun isHovered(posX: Int, posY: Int) =
-        Utils.getMouseX() in (posX..posX + width)
-            && Utils.getMouseY() in (posY..posY + height) // TODO: adjust for variable height?
+    fun isHovered(posX: Int, posY: Int) = currentRenderPassMousePosition?.let { mp ->
+        mp.first in (posX..posX + width)
+                && mp.second in (posY..posY + height) // TODO: adjust for variable height?
+    } ?: false
 
     /**
-     * N.B.: the offset is absolute, not relative to the position and shouldn't be used for rendering
+     * Pos x and pos y are relative to the mouse position.
      * (the GL matrix stack should already be pre transformed)
      */
     fun render(posX: Int, posY: Int)
@@ -32,6 +33,19 @@ interface Renderable {
         val logger = LorenzLogger("debug/renderable")
         val list = mutableMapOf<Pair<Int, Int>, List<Int>>()
 
+        var currentRenderPassMousePosition: Pair<Int, Int>? = null
+            private set
+
+        fun <T> withMousePosition(posX: Int, posY: Int, block: () -> T): T {
+            val last = currentRenderPassMousePosition
+            try {
+                currentRenderPassMousePosition = Pair(posX, posY)
+                return block()
+            } finally {
+                currentRenderPassMousePosition = last
+            }
+        }
+
         fun fromAny(any: Any?, itemScale: Double = 1.0): Renderable? = when (any) {
             null -> placeholder(12)
             is Renderable -> any
@@ -101,7 +115,14 @@ interface Renderable {
                 }
             }
 
-        fun hoverTips(text: String, tips: List<String>, indexes: List<Int> = listOf(), stack: ItemStack? = null, bypassChecks: Boolean = false, condition: () -> Boolean = { true }): Renderable {
+        fun hoverTips(
+            text: String,
+            tips: List<String>,
+            indexes: List<Int> = listOf(),
+            stack: ItemStack? = null,
+            bypassChecks: Boolean = false,
+            condition: () -> Boolean = { true }
+        ): Renderable {
 
             val render = string(text)
             return object : Renderable {
@@ -116,7 +137,13 @@ interface Renderable {
                             list[Pair(posX, posY)] = indexes
                             GlStateManager.pushMatrix()
                             GlStateManager.translate(0F, 0F, 400F)
-                            RenderLineTooltips.drawHoveringText(posX, posY, tips, stack)
+
+                            RenderLineTooltips.drawHoveringText(
+                                posX, posY, tips,
+                                stack,
+                                currentRenderPassMousePosition?.first ?: Utils.getMouseX(),
+                                currentRenderPassMousePosition?.second ?: Utils.getMouseY(),
+                            )
                             GlStateManager.popMatrix()
                         }
                     } else {