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Add a clear() method to the LED matrix library #280

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Merged
merged 2 commits into from
May 8, 2024
Merged

Add a clear() method to the LED matrix library #280

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32a6614
Add a clear() method to the LED matrix library
alranel Mar 6, 2024
7caf4d1
Add example about matrix.clear()
alranel May 7, 2024
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4 changes: 4 additions & 0 deletions libraries/Arduino_LED_Matrix/examples/DisplaySingleFrame/DisplaySingleFrame.ino
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Original file line number Diff line number Diff line change
Expand Up @@ -34,6 +34,10 @@ void loop() {
matrix.loadFrame(LEDMATRIX_HEART_BIG);
delay(500);

// Turn off the display
matrix.clear();
delay(1000);

// Print the current value of millis() to the serial monitor
Serial.println(millis());
}
10 changes: 10 additions & 0 deletions libraries/Arduino_LED_Matrix/src/Arduino_LED_Matrix.h
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Expand Up @@ -248,6 +248,16 @@ class ArduinoLEDMatrix
_callBack = callBack;
}

void clear() {
const uint32_t fullOff[] = {
0x00000000,
0x00000000,
0x00000000
};
loadFrame(fullOff);
}


#ifdef MATRIX_WITH_ARDUINOGRAPHICS
virtual void set(int x, int y, uint8_t r, uint8_t g, uint8_t b) {
if (y >= canvasHeight || x >= canvasWidth || y < 0 || x < 0) {
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