From a2968ba09cdf53bee95517b7b4a10f132a70436d Mon Sep 17 00:00:00 2001
From: Robert Kossessa <github@kosro.de>
Date: Thu, 25 Jan 2024 12:35:44 +0100
Subject: [PATCH] ADD: HSLInput

---
 src/components/HSLInput.vue                | 83 ++++++++++++++++++++++
 src/components/config/pages/LEDsConfig.vue |  5 +-
 2 files changed, 87 insertions(+), 1 deletion(-)
 create mode 100644 src/components/HSLInput.vue

diff --git a/src/components/HSLInput.vue b/src/components/HSLInput.vue
new file mode 100644
index 0000000..b28d522
--- /dev/null
+++ b/src/components/HSLInput.vue
@@ -0,0 +1,83 @@
+<script setup>
+import { computed, ref } from 'vue'
+import { SliderRoot, SliderThumb, SliderTrack } from 'radix-vue'
+
+const hue = ref([0])
+const saturation = ref([100])
+const lightness = ref([50])
+
+function hslToRgb(h, s, l) {
+  let r, g, b
+
+  if (s === 0) {
+    r = g = b = l // achromatic
+  } else {
+    const q = l < 0.5 ? l * (1 + s) : l + s - l * s
+    const p = 2 * l - q
+    r = hueToRgb(p, q, h + 1 / 3)
+    g = hueToRgb(p, q, h)
+    b = hueToRgb(p, q, h - 1 / 3)
+  }
+
+  return [Math.round(r * 255), Math.round(g * 255), Math.round(b * 255)]
+}
+
+function hueToRgb(p, q, t) {
+  if (t < 0) t += 1
+  if (t > 1) t -= 1
+  if (t < 1 / 6) return p + (q - p) * 6 * t
+  if (t < 1 / 2) return q
+  if (t < 2 / 3) return p + (q - p) * (2 / 3 - t) * 6
+  return p
+}
+
+const rgb = computed(() => hslToRgb(hue.value / 360, saturation.value / 100, lightness.value / 100))
+
+</script>
+<template>
+  <div>
+    <div
+      class="w-full flex p-4" :style="{backgroundColor: `hsl(${hue},${saturation}%,${lightness}%)`}">
+      <div class="opacity-50" :class="{'text-black': lightness > 50}">
+        <p class="font-heading">H: {{ String(hue[0]).padStart(3, '0') }}</p>
+        <p class="font-heading">S: {{ String(saturation[0]).padStart(3, '0') }}</p>
+        <p class="font-heading">L: {{ String(lightness[0]).padStart(3, '0') }}</p>
+      </div>
+      <div class="opacity-50 ml-auto" :class="{'text-black': lightness > 50}">
+        <p class="font-heading">R: {{ String(rgb[0]).padStart(3, '0') }}</p>
+        <p class="font-heading">G: {{ String(rgb[1]).padStart(3, '0') }}</p>
+        <p class="font-heading">B: {{ String(rgb[2]).padStart(3, '0') }}</p>
+      </div>
+    </div>
+    <div class="px-6 py-4 flex">
+      <p class="font-heading text-muted-foreground w-24">HUE</p>
+      <SliderRoot v-model="hue" :max="360" class="relative flex w-full touch-none select-none items-center">
+        <SliderTrack
+          class="relative h-1.5 w-full grow overflow-hidden rounded-full"
+          style="background: linear-gradient(90deg, rgba(255, 0, 0, 1) 0%, rgba(255, 154, 0, 1) 10%, rgba(208, 222, 33, 1) 20%, rgba(79, 220, 74, 1) 30%, rgba(63, 218, 216, 1) 40%, rgba(47, 201, 226, 1) 50%, rgba(28, 127, 238, 1) 60%, rgba(95, 21, 242, 1) 70%, rgba(186, 12, 248, 1) 80%, rgba(251, 7, 217, 1) 90%, rgba(255, 0, 0, 1) 100%)" />
+        <SliderThumb
+          class="block h-4 w-4 rounded-full border border-primary/50 bg-background shadow transition-colors focus-visible:outline-none focus-visible:ring-1 cursor-pointer focus-visible:ring-ring disabled:pointer-events-none disabled:opacity-50" />
+      </SliderRoot>
+    </div>
+    <div class="px-6 py-4 flex">
+      <p class="font-heading text-muted-foreground w-24">SAT</p>
+      <SliderRoot v-model="saturation" :max="100" class="relative flex w-full touch-none select-none items-center">
+        <SliderTrack
+          class="relative h-1.5 w-full grow overflow-hidden rounded-full"
+          :style="{background: `linear-gradient(90deg, hsl(${hue}, 0%, ${lightness}%) 0%, hsl(${hue}, 100%, ${lightness}%) 100%)`}" />
+        <SliderThumb
+          class="block h-4 w-4 rounded-full border border-primary/50 bg-background shadow transition-colors focus-visible:outline-none focus-visible:ring-1 cursor-pointer focus-visible:ring-ring disabled:pointer-events-none disabled:opacity-50" />
+      </SliderRoot>
+    </div>
+    <div class="px-6 py-4 flex">
+      <p class="font-heading text-muted-foreground w-24">LIT</p>
+      <SliderRoot v-model="lightness" :max="100" class="relative flex w-full touch-none select-none items-center">
+        <SliderTrack
+          class="relative h-1.5 w-full grow overflow-hidden rounded-full"
+          :style="{background: `linear-gradient(90deg, hsl(${hue}, ${saturation}%, 0%) 0%, hsl(${hue}, ${saturation}%, 50%) 50%, hsl(${hue}, ${saturation}%, 100%) 100%)`}" />
+        <SliderThumb
+          class="block h-4 w-4 rounded-full border border-primary/50 bg-background shadow transition-colors focus-visible:outline-none focus-visible:ring-1 cursor-pointer focus-visible:ring-ring disabled:pointer-events-none disabled:opacity-50" />
+      </SliderRoot>
+    </div>
+  </div>
+</template>
diff --git a/src/components/config/pages/LEDsConfig.vue b/src/components/config/pages/LEDsConfig.vue
index 84bbcdf..0e41a82 100644
--- a/src/components/config/pages/LEDsConfig.vue
+++ b/src/components/config/pages/LEDsConfig.vue
@@ -2,7 +2,9 @@
   <TabsContent value="led-config" class="mt-0">
     <div class="w-96 bg-zinc-900 bg-opacity-40">
       <ScrollArea class="h-[720px]">
-        <ConfigSection title="TODO: THINK OF TITLE" :icon-component="Lightbulb" />
+        <ConfigSection title="TODO: THINK OF TITLE" :icon-component="Lightbulb">
+          <HSLInput/>
+        </ConfigSection>
       </ScrollArea>
     </div>
   </TabsContent>
@@ -11,6 +13,7 @@
 import { ScrollArea } from '@/components/ui/scroll-area/index.js'
 import { Lightbulb } from 'lucide-vue-next'
 import ConfigSection from '@/components/config/ConfigSection.vue'
+import HSLInput from '@/components/HSLInput.vue'
 </script>
 <style scoped>
 input::-webkit-outer-spin-button,