moving gui stuff (attempt 1)

1 files changed, 44 insertions, 0 deletions

diff --git a/src/main/kotlin/com/ambientaddons/gui/GuiElement.kt b/src/main/kotlin/com/ambientaddons/gui/GuiElement.kt
new file mode 100644
index 0000000..c398464
--- /dev/null
+++ b/src/main/kotlin/com/ambientaddons/gui/GuiElement.kt
@@ -0,0 +1,44 @@
+package com.ambientaddons.gui
+
+import AmbientAddons.Companion.persistentData
+import com.ambientaddons.utils.render.OverlayUtils
+import gg.essential.universal.UResolution
+import net.minecraft.client.renderer.GlStateManager
+import java.awt.Color
+
+
+class GuiElement(val name: String, private val width: Int, private val height: Int) {
+    var position = persistentData.positions[name] ?: run {
+        persistentData.positions[name] = GuiPosition(0.0, 0.0, 1.0)
+        persistentData.positions[name]!!
+    }
+
+    fun isInsideElement(mouseX: Double, mouseY: Double): Boolean {
+        val renderWidth = width * position.scale
+        val renderHeight = height * position.scale
+        val xInside = mouseX in (position.x - padding * renderWidth)..(position.x + renderWidth * (1 + padding))
+        val yInside = mouseY in (position.y - padding * renderHeight)..(position.y + renderHeight * (1 + padding))
+        return xInside && yInside
+    }
+
+    fun coerceIntoScreen() {
+        val xRange = 0.0..(UResolution.scaledWidth - width * position.scale)
+        val yRange = 0.0..(UResolution.scaledHeight - height * position.scale)
+        position.x = if (xRange.isEmpty()) 0.0 else position.x.coerceIn(xRange)
+        position.y = if (yRange.isEmpty()) 0.0 else position.y.coerceIn(yRange)
+    }
+
+    fun draw(mouseX: Double, mouseY: Double) {
+        GlStateManager.pushMatrix()
+        val renderWidth = width * position.scale
+        val renderHeight = height * position.scale
+        GlStateManager.translate(position.x - padding * renderWidth, position.y - padding * renderWidth, 400.0)
+        val color = if (isInsideElement(mouseX, mouseY)) Color(255, 255, 255, 128) else Color(128, 128, 128, 128)
+        OverlayUtils.renderRect(0.0, 0.0,  renderWidth * (1 + padding * 2), renderHeight * (1 + padding * 2), color)
+        GlStateManager.popMatrix()
+    }
+
+    companion object {
+        private const val padding = 0.05
+    }
+}
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