NumberSlider char filter

Author: bladekt

common/src/main/kotlin/com/lambda/gui/api/component/button/InputBarOverlay.kt

@@ -35,7 +35,7 @@ abstract class InputBarOverlay (renderer: LayerEntry, owner: ChildLayer.Drawable
     open fun setStringValue(string: String) {}
     open fun setKeyValue(key: KeyCode) {}
 
-    open fun isCharAllowed(char: Char): Boolean = true
+    open fun isCharAllowed(string: String, char: Char): Boolean = true
 
     private val field = renderer.font {
         scale = lerp(0.5, 1.0, activeAnimation) - pressAnimation * 0.08
@@ -78,7 +78,7 @@ abstract class InputBarOverlay (renderer: LayerEntry, owner: ChildLayer.Drawable
             }
 
             is GuiEvent.CharTyped -> {
-                if (!isActive || !isCharAllowed(e.char) || isKeyBind) return
+                if (!isActive || !isCharAllowed(field.text, e.char) || isKeyBind) return
                 field.text += e.char
                 typeAnimation = 1.0
             }

common/src/main/kotlin/com/lambda/gui/impl/clickgui/buttons/setting/NumberSlider.kt

@@ -31,6 +31,14 @@ class NumberSlider <N>(
         override val hoverFontAnimation get() = this@NumberSlider.hoverFontAnimation
         override val showAnimation      get() = this@NumberSlider.showAnimation
 
+        override fun isCharAllowed(string: String, char: Char): Boolean {
+            return when (char) {
+                '.' -> char !in string
+                '-' -> string.isEmpty()
+                else -> char.isDigit()
+            }
+        }
+
         override fun getText() = value.let(Number::toString)
         override fun setStringValue(string: String) {
             string.toDoubleOrNull()?.let(::setValue)