Effects now use Constructor and Destructor to initialize or delete their data, instead of using start() and stop().

include/effect_matrix.h

@@ -12,15 +12,14 @@ protected:
     int x, y;
     int length = 1;
     virtual CRGB _getColor(uint8_t height);
+    virtual void restart();
 private:
     uint16_t speed;
     boolean running;
     unsigned long last_move = 0;
 public:
-    MatrixEffectColumn();
     MatrixEffectColumn(Window* win, int xPos);
-
-    virtual void start();
+    virtual ~MatrixEffectColumn() {};
     void advance();
     void draw();
     void loop();
@@ -30,7 +29,6 @@ class RainbowMatrixEffectColumn : public MatrixEffectColumn {
 protected:
     CRGB _getColor(uint8_t height) override;
 public:
-    RainbowMatrixEffectColumn() : MatrixEffectColumn() {};
     RainbowMatrixEffectColumn(Window* win, int xPos) : MatrixEffectColumn(win, xPos) {};
 };
 
@@ -38,29 +36,28 @@ class RandomMatrixEffectColumn : public MatrixEffectColumn {
 protected:
     uint8_t _hue = 42;
     CRGB _getColor(uint8_t height) override;
+    void restart() override;
 public:
-    void start() override;
-    RandomMatrixEffectColumn() : MatrixEffectColumn() {};
     RandomMatrixEffectColumn(Window* win, int xPos) : MatrixEffectColumn(win, xPos) {};
 };
 
 class MatrixEffect : public Effect {
 protected:
     MatrixEffectColumn** _columns;
+    virtual void _init();
 public:
     boolean can_be_shown_with_clock();
-    virtual void start();
-    void stop();
     MatrixEffect();
+    virtual ~MatrixEffect();
     void loop();
 };
 
 class RainbowMatrixEffect : public MatrixEffect {
-public:
-    void start() override;
+private:
+	void _init() override;
 };
 
 class RandomMatrixEffect : public MatrixEffect {
-public:
-    void start() override;
+private:
+	void _init() override;
 };