* @brief The policy to determine when an image should be loaded.
* @details Name "loadPolicy", Type LoadPolicy::Type (Property::INTEGER)or Property::STRING.
* @SINCE_1_3_5
* @brief The policy to determine when an image should be loaded.
* @details Name "loadPolicy", Type LoadPolicy::Type (Property::INTEGER)or Property::STRING.
* @SINCE_1_3_5