Implemented brightness

frontend/src/app.tsx

@@ -24,7 +24,8 @@ export const App: Component = () => {
       | 'mode'
       | 'screen'
       | 'led'
-      | 'persist-mode',
+      | 'persist-mode'
+      | 'brightness',
     data?: any
   ) =>
     store?.send(
@@ -57,8 +58,8 @@ export const App: Component = () => {
         ? 1
         : currentRotation + 1
       : currentRotation <= 0
-      ? 3
-      : currentRotation - 1;
+        ? 3
+        : currentRotation - 1;
 
     store?.setRotation(currentRotation);
 
@@ -72,6 +73,8 @@ export const App: Component = () => {
 
   const sendMode = (mode: MODE) => wsMessage('mode', { mode });
 
+  const sendBrightness = (brightness: number) => wsMessage('brightness', { brightness });
+
   return (
     <Show
       when={store?.connectionState() === 1}
@@ -153,6 +156,14 @@ export const App: Component = () => {
               </Button>
             </div>
 
+            <div class={controlColumn}>
+              <input type="range" min="0" max="255" value={store?.brightness()} onInput={(e) => {
+                const brightness = parseInt(e.currentTarget.value);
+                store?.setBrightness(brightness);
+                sendBrightness(brightness);
+              }} />
+            </div>
+
             <div class={controlColumn}>
               {store?.mode() === MODE.NONE && (
                 <>

frontend/src/store.tsx

@@ -19,6 +19,7 @@ export const StoreProvider: ParentComponent = (props) => {
     duration: number;
   } | null>(null);
   const [rotation, setRotation] = createSignal(0);
+  const [brightness, setBrightness] = createSignal(0);
   const [indexMatrix, setIndexMatrix] = createSignal(
     [...new Array(256)].map((_, i) => i)
   );
@@ -42,6 +43,7 @@ export const StoreProvider: ParentComponent = (props) => {
           case 'info':
             setMode(Object.values(MODE)[json.mode as number]);
             setRotation(json.rotation);
+            setBrightness(json.brightness);
 
             setIndexMatrix([...new Array(256)].map((_, i) => i));
 
@@ -79,10 +81,12 @@ export const StoreProvider: ParentComponent = (props) => {
 
   const store = {
     rotation,
+    brightness,
     indexMatrix,
     leds,
     mode,
     setRotation,
+    setBrightness,
     setIndexMatrix,
     setLeds,
     setMode,

frontend/src/types.ts

@@ -16,11 +16,13 @@ export enum MODE {
 
 export interface Store {
   rotation: () => number;
+  brightness: () => number;
   indexMatrix: () => number[];
   leds: () => number[];
   mode: () => MODE;
 
   setRotation: Setter<number>;
+  setBrightness: Setter<number>;
   setIndexMatrix: Setter<number[]>;
   setLeds: Setter<number[]>;
   setMode: Setter<MODE>;

include/screen.h

@@ -12,6 +12,7 @@ class Screen_
   Screen_() = default;
   int findPosition(uint8_t count);
   void rotate();
+  unsigned int brightness = 255;
   uint8_t renderBuffer_[ROWS * COLS];
   uint8_t rotatedRenderBuffer_[ROWS * COLS];
   uint8_t cache[ROWS * COLS];
@@ -42,6 +43,9 @@ class Screen_
 public:
   int currentRotation;
 
+  unsigned int getCurrentBrightness() const;
+  void setBrightness(unsigned int brightness);
+
   void setRenderBuffer(const uint8_t *renderBuffer);
   uint8_t *getRenderBuffer();
   uint8_t *getRotatedRenderBuffer();

src/screen.cpp

@@ -48,6 +48,7 @@ void Screen_::loadFromStorage()
   {
     storage.getBytes("data", this->cache, ROWS * COLS);
   }
+  this->setBrightness(storage.getUInt("brightness", 255));
   storage.end();
 #endif
 }
@@ -82,6 +83,7 @@ void Screen_::persist()
 #ifdef ENABLE_STORAGE
   storage.begin("led-wall", false);
   storage.putBytes("data", this->renderBuffer_, ROWS * COLS);
+  storage.putUInt("brightness", this->brightness);
   storage.end();
 #endif
 }
@@ -218,6 +220,17 @@ void Screen_::drawNumbers(int x, int y, std::vector<int> numbers)
   }
 }
 
+unsigned int Screen_::getCurrentBrightness() const
+{
+  return this->brightness;
+}
+
+void Screen_::setBrightness(unsigned int brightness)
+{
+  this->brightness = brightness;
+  analogWrite(PIN_ENABLE, 255 - brightness);
+}
+
 Screen_ &Screen_::getInstance()
 {
   static Screen_ instance;