16 #ifndef QGSLAYOUTNEWITEMPROPERTIESDIALOG_H    17 #define QGSLAYOUTNEWITEMPROPERTIESDIALOG_H    21 #include "ui_qgslayoutnewitemproperties.h"   104 #endif // QGSLAYOUTNEWITEMPROPERTIESDIALOG_H 
This class provides a method of storing points, consisting of an x and y coordinate, for use in QGIS layouts. 
ReferencePoint
Fixed position reference point. 
A dialog for configuring properties like the size and position of layout items. 
Base class for layouts, which can contain items such as maps, labels, scalebars, etc. 
This class provides a method of storing sizes, consisting of a width and height, for use in QGIS layo...