BASE_SCREEN class implementation.
BASE_SCREEN(EDA_ITEM *aParent, KICAD_T aType=SCREEN_T)
PCB_LAYER_ID m_Route_Layer_TOP
PCB_SCREEN(const VECTOR2I &aPageSizeIU)
PCB_LAYER_ID m_Route_Layer_BOTTOM
PCB_LAYER_ID m_Active_Layer
PCB_LAYER_ID
A quick note on layer IDs:
VECTOR2< int32_t > VECTOR2I