void switch2D3D(glCompObj *obj, float x, float y, glMouseButtonType t)
glCompSet * glcreate_gl_topview_menu(void)
void menu_click_zoom_minus(glCompObj *obj, float x, float y, glMouseButtonType t)
void menu_click_center(glCompObj *obj, float x, float y, glMouseButtonType t)
void menu_click_pan(glCompObj *obj, float x, float y, glMouseButtonType t)
void menu_click_zoom_plus(glCompObj *obj, float x, float y, glMouseButtonType t)