circle

C++ implementation

struct State {
    int x,y,radius;
    bool fill,black,set=false;
};

{{ GENERATED_CODE }}

void evaluate(Context ctx) {
    auto display = getValue<input_DISPLAY>(ctx);
    auto state = getState(ctx);
    if(state->set){
        if(state->fill)display->fillCircle(state->x,state->y,state->radius,state->black?WHITE:BLACK);
        else display->drawCircle(state->x,state->y,state->radius,state->black?WHITE:BLACK);
    }
    auto point = getValue<input_POSITION>(ctx);
    state->x=point->x; state->y=point->y;
    state->radius=getValue<input_RADIUS>(ctx);
    state->fill=getValue<input_FILL>(ctx);
    state->black=getValue<input_BLACK>(ctx);
    state->set=true;
    if(state->fill)display->fillCircle(state->x,state->y,state->radius,state->black?BLACK:WHITE);
    else display->drawCircle(state->x,state->y,state->radius,state->black?BLACK:WHITE);
    display->display();
    emitValue<output_DONE>(ctx, 1);
}