Kris Scholte Lubberink
/
SSS_Ble
Ble for smart sOlutions
source/ColorService.h
- Committer:
- krissl
- Date:
- 2019-04-20
- Revision:
- 3:f594022fe519
- Parent:
- 1:9fc54848a198
- Child:
- 6:ee9c86f06eae
File content as of revision 3:f594022fe519:
#ifndef __BLE_TEMPHUM_SERVICE_H__ #define __BLE_COLOR_SERVICE_H__ #include "ble/BLE.h" #include "CustomUUIDs.h" Serial pc(USBTX, USBRX); class ColorService { public: typedef int ColorType_t[STRIP_LENGTH * 4]; /** * @brief ColorService constructor. * @param ble Reference to BLE device. */ ColorService(BLE& _ble) : ble(_ble), colorCharacteristic(CustomUUIDs::UUID_COLOR_CHAR, &color) { static bool serviceAdded = false; /* We should only ever need to add the information service once. */ if (serviceAdded) { return; } GattCharacteristic *charTable[] = { &colorCharacteristic }; GattService colorService( CustomUUIDs::UUID_COLOR_SERVICE, charTable, sizeof(charTable) / sizeof(GattCharacteristic *)); ble.gattServer().addService(colorService); ble.onDataWritten(this, &ColorService::onDataWritten); serviceAdded = true; } /** * @brief Update temperature characteristic. * @param newTemperatureVal New temperature measurement. */ void updateColor(ColorType_t newColorVal) { for (int i = 0; i < STRIP_LENGTH; i++) { pc.printf("Index: %d, val %d \r\n", i, *((int*)newColorVal + i)); color[i] = ( *((int*)newColorVal + i) ); } ble.gattServer().write(colorCharacteristic.getValueHandle(), (uint8_t *) &color, sizeof(ColorType_t)); } virtual void onDataWritten(const GattWriteCallbackParams *writeParams) { uint16_t handle = writeParams->handle; pc.printf("You wrote some data... But for which char?"); pc.printf("%d == %d", handle, colorCharacteristic.getValueHandle());//colorCharacteristic.getValueHandle()); if(handle == colorCharacteristic.getValueHandle()){ pc.printf("You wrote a color!"); pc.printf("The value should be an array of integers."); // color = writeParams->data; int ledIndex = 0; for (int i=0; i < mystrip.numPixels()*4; i+=4) { color[i] = writeParams->data[i] << 24 | (writeParams->data[i+1] & 0xff) << 16 | (writeParams->data[i+2] & 0xff) << 8| (writeParams->data[i+3] & 0xff); // color[i] = writeParams->data[i]; mystrip.setPixelColor(ledIndex, color[i]); ledIndex++; pc.printf("Index: %d, val %08X \r\n", ledIndex, color[i]); } } mystrip.show(); } private: BLE& ble; ColorType_t color; ReadWriteGattCharacteristic<ColorType_t> colorCharacteristic; }; #endif /* #ifndef __BLE_COLOR_SERVICE_H__*/