Fix bug in WFixedPanel and use WScrollPanel + WBox for config

src/main/kotlin/moe/nea/firmament/util/MC.kt

@@ -31,7 +31,9 @@ object MC {
         get() = MinecraftClient.getInstance().currentScreen
         set(value) = MinecraftClient.getInstance().setScreen(value)
     inline val handledScreen: HandledScreen<*>? get() = MinecraftClient.getInstance().currentScreen as? HandledScreen<*>
+    inline val window get() = MinecraftClient.getInstance().window
 }
 
+
 val Coordinate.blockPos: BlockPos
     get() = BlockPos(x, y, z)

src/main/kotlin/moe/nea/firmament/util/TimeMark.kt

@@ -23,11 +23,18 @@ import kotlin.time.ExperimentalTime
 import kotlin.time.TimeSource
 
 @OptIn(ExperimentalTime::class)
-class TimeMark private constructor(private val timeMark: TimeSource.Monotonic.ValueTimeMark?) {
+class TimeMark private constructor(private val timeMark: TimeSource.Monotonic.ValueTimeMark?) : Comparable<TimeMark> {
     fun passedTime() = timeMark?.elapsedNow() ?: Duration.INFINITE
 
     companion object {
         fun now() = TimeMark(TimeSource.Monotonic.markNow())
         fun farPast() = TimeMark(null)
     }
+
+    override fun compareTo(other: TimeMark): Int {
+        if (this.timeMark == other.timeMark) return 0
+        if (this.timeMark == null) return -1
+        if (other.timeMark == null) return -1
+        return this.timeMark.compareTo(other.timeMark)
+    }
 }

src/main/kotlin/moe/nea/firmament/util/render/block.kt

@@ -24,7 +24,9 @@ import net.minecraft.client.gl.VertexBuffer
 import net.minecraft.client.render.BufferBuilder
 import net.minecraft.client.render.Camera
 import net.minecraft.client.render.GameRenderer
+import net.minecraft.client.render.RenderLayer
 import net.minecraft.client.render.Tessellator
+import net.minecraft.client.render.VertexConsumerProvider
 import net.minecraft.client.render.VertexFormat
 import net.minecraft.client.render.VertexFormats
 import net.minecraft.client.util.math.MatrixStack
@@ -33,6 +35,7 @@ import net.minecraft.util.math.Vec3d
 
 class RenderBlockContext private constructor(private val tesselator: Tessellator, private val matrixStack: MatrixStack) {
     private val buffer = tesselator.buffer
+
     fun color(red: Float, green: Float, blue: Float, alpha: Float) {
         RenderSystem.setShaderColor(red, green, blue, alpha)
     }
@@ -55,6 +58,10 @@ class RenderBlockContext private constructor(private val tesselator: Tessellator
         matrixStack.pop()
     }
 
+    fun line(vararg points: Vec3d, size: Double = 2.0) {
+
+    }
+
     companion object {
         private fun buildCube(matrix: Matrix4f, buf: BufferBuilder) {
             buf.begin(VertexFormat.DrawMode.TRIANGLES, VertexFormats.POSITION_COLOR)