config: first version of storing pixel maps and configs in SPIFFS

src/Config.h

@@ -1,78 +1,12 @@
 #pragma once
 #include <Figments.h>
-
-struct MaskCoordinateMapping : CoordinateMapping {
-  struct Span {
-    int length = 0;
-    int x = 0;
-    int y = 0;
-
-    Span(int length, int x, int y) : length(length), x(x), y(y) {}
-  };
-
-  Span displayMap[13] = {
-    {6, 0, 6},
-    {6, 1, 6},
-    {7, 2, 6},
-    {9, 3, 4},
-    {14, 4, 4},
-    {17, 5, 0},
-    {12, 6, 2},
-    {18, 7, 0},
-    {14, 8, 4},
-    {9, 9, 5},
-    {7, 10, 4},
-    {6, 11, 5},
-    {6, 12, 5}
-  };
-
-  VirtualCoordinates physicalToVirtualCoords(const PhysicalCoordinates localCoords) const override {
-    int offset = localCoords.x;
-    for(int i = 0; i < 12; i++) {
-      if (offset > displayMap[i].length) {
-        offset -= displayMap[i].length;
-      } else {
-        return VirtualCoordinates{i, offset};
-      }
-    }
-  }
-
-  PhysicalCoordinates virtualToPhysicalCoords(const VirtualCoordinates virtualCoords) const override {
-    const uint8_t spanIdx = scale8(12, virtualCoords.x);
-    const uint8_t spanOffset = scale8(17, virtualCoords.y);
-    return PhysicalCoordinates{spanIdx, spanOffset};
-  }
-
-  int physicalCoordsToIndex(const PhysicalCoordinates localCoords) const override {
-    uint8_t idx = 0;
-    bool inverse = false;
-    for(int i = 0; i < localCoords.x; i++) { 
-      idx += displayMap[i].length;
-      inverse = !inverse;
-    }
-    if (inverse) {
-      idx += std::max(0, displayMap[localCoords.x].length - 1 - std::max(0, (int)localCoords.y - displayMap[localCoords.x].y));
-    } else {
-      idx += std::min((int)displayMap[localCoords.x].length - 1, std::max(0, (int)localCoords.y - displayMap[localCoords.x].y));
-    }
-    return idx;
-  }
-
-  unsigned int physicalPixelCount() const override {
-    int total = 0;
-    for(int i = 0; i < 13; i++) {
-      total += displayMap[i].length;
-    }
-    return total;
-  }
-};
+#include "JsonCoordinateMapping.h"
 
 struct HardwareConfig {
     uint8_t version = 3;
     uint8_t checksum = 0;
     struct Data {
-        uint16_t pixelCount = 255;
-        uint16_t startPixel = 0;
+        char loadedProfile[16] = {0};
         uint8_t lastRed = 255;
         uint8_t lastGreen = 255;
         uint8_t lastBlue = 255;
@@ -84,7 +18,6 @@ struct HardwareConfig {
     void save();
     bool isValid() const;
 
-    LinearCoordinateMapping toCoordMap() const;
     static constexpr uint16_t MAX_LED_NUM = 255;
 
 private:
@@ -101,10 +34,13 @@ struct ConfigService: public Task {
     void onStart();
     void loop() override;
     void handleEvent(const InputEvent &evt) override;
-    const CoordinateMapping* coordMap() const { return /*&m_maskMap;*/ &m_coordMap; }
+    const CoordinateMapping* coordMap() const { return &m_jsonMap; }
+    const char* loadedProfile() const;
 
 private:
     HardwareConfig m_config;
-    MaskCoordinateMapping m_maskMap;
-    LinearCoordinateMapping m_coordMap;
+    JsonCoordinateMapping m_jsonMap;
+
+    void loadProfile(const char* name);
+    void loadMap(const String&  mapName);
 };