support live mode change with AnimationData instance

examples/WebSocketLiveMode/WebSocketLiveMode.ino

@@ -45,7 +45,7 @@ void onWebSocketEvent(AsyncWebSocket *server, AsyncWebSocketClient *client,
   }
 
   for (size_t i = 0; i < len; i++) {
-    liveStream.write(data[i]);
+    liveStream.writeByte(data[i]);
   }
 }
 

platformio.ini

@@ -3,6 +3,6 @@ platform = native
 test_build_src = yes
 build_flags =
 	-Wno-deprecated-declarations
-debug_test = animation/test_pause
+debug_test = animation/test_stop
 lib_deps = 
 	ArduinoFake

src/internal/Animation.cpp

@@ -11,7 +11,7 @@ Animation::~Animation() {
     }
   }
 
-  if (this->liveStream) {
+  if (this->liveStream != nullptr && this->isOneTimeLiveStream) {
     delete this->liveStream;
   }
 }
@@ -143,6 +143,16 @@ void Animation::live(Stream &stream) {
   }
 
   this->liveStream = new AnimationData(&stream);
+  this->isOneTimeLiveStream = true;
+  this->changeMode(MODE_LIVE);
+}
+
+void Animation::live(AnimationData &data) {
+  if (this->mode != MODE_DEFAULT) {
+    return;
+  }
+
+  this->liveStream = &data;
   this->changeMode(MODE_LIVE);
 }
 
@@ -253,6 +263,11 @@ void Animation::changeMode(byte mode) {
   byte prevMode = this->mode;
   this->mode = mode;
 
+  if (prevMode == MODE_LIVE && this->isOneTimeLiveStream) {
+    delete this->liveStream;
+    this->liveStream = nullptr;
+  }
+
   if (this->modeCallback) {
     this->modeCallback(prevMode, mode);
   }

src/internal/Animation.h

@@ -30,7 +30,7 @@ class Animation {
   int countScenes();
 
   void addScene(const byte *data, int dataLength, byte fps, int frames);
-  void addScene(Stream &data, byte fps = 0, int frames = 0);
+  void addScene(Stream &data, byte fps, int frame);
   void onPositionChange(pcb positionCallback);
   void onModeChange(mcb modeCallback);
   void onSceneChange(scb sceneCallback);
@@ -42,6 +42,7 @@ class Animation {
   void pause();
   void stop();
   void live(Stream &stream);
+  void live(AnimationData &data);
   void setDefaultServoThreshold(byte value);
   void setServoThreshold(byte id, byte value);
 
@@ -61,6 +62,8 @@ class Animation {
 
   AnimationData *liveStream = nullptr;
 
+  bool isOneTimeLiveStream = false;
+
   mcb modeCallback = nullptr;
   scb sceneCallback = nullptr;
 

test/animation/test_live/test_live.cpp

@@ -12,7 +12,7 @@ void setUp(void) {
 void test_prevented(void) {
   Animation animation;
   StreamMock mock;
-  animation.addScene(mock);
+  animation.addScene(PROGMEM_DATA, DATA_SIZE, FPS, FRAMES);
 
   When(OverloadedMethod(ArduinoFake(), random, long(long))).Return(0);
 
@@ -48,7 +48,7 @@ void test_prevented(void) {
 void test_allowed(void) {
   StreamMock mock;
   Animation animation;
-  animation.addScene(mock);
+  animation.addScene(PROGMEM_DATA, DATA_SIZE, FPS, FRAMES);
 
   TEST_ASSERT_EQUAL(Animation::MODE_DEFAULT, animation.getMode());
   animation.live(mock);