Function ChartGetPosition

core/android/F2NativeJNI.cpp:243–254

}

static jdoubleArray ChartGetPosition(JNIEnv *env, jclass clazz, jlong chart, jstring itemData) {
    xg::XChart *_chart = reinterpret_cast<xg::XChart *>(chart);

    std::string itemDataStr = JavaStringToString(env, itemData);
    nlohmann::json data = nlohmann::json::parse(itemDataStr, nullptr, false);
    const util::Point point = _chart->GetPosition(data);

    jdouble buf[] = {point.x, point.y};
    jdoubleArray rst = env->NewDoubleArray(2);
    env->SetDoubleArrayRegion(rst, 0, 2, &buf[0]);
    return rst;
}

static jint ChartClear(JNIEnv *env, jclass clazz, jlong chart) {
    xg::XChart *_chart = reinterpret_cast<xg::XChart *>(chart);