To use the node in your project you should have the ivanmason/ra8876 library installed. Use the “File → Add Library” menu item in XOD IDE if you don’t have it yet. See Using libraries for more info.
C++ implementation
struct State {
};
{{ GENERATED_CODE }}
void evaluate(Context ctx) {
if (!isInputDirty<input_UPD>(ctx))
return;
auto tft = getValue<input_DEV>(ctx);
int size = getValue<input_SIZE>(ctx);
tft->selectInternalFont((enum FontSize)size);
emitValue<output_DONE>(ctx, 1);
}