DrawableListItemsInterface
touchgfx/containers/scrollers/DrawableList.hpp
A drawable list items interface. Used to pass the allocated array of drawable elements to ScrollList::setDrawables(), ScrollWheel::setDrawables() or ScrollWheelWithSelectionStyle::setDrawables(). Provides easy access to each element in the array as well as the size of the array.
See: ScrollList::setDrawables, ScrollWheel::setDrawables, ScrollWheelWithSelectionStyle::setDrawables
Inherited by: DrawableListItems< TYPE, SIZE >
Public Functions
virtual Drawable * | getDrawable(int16_t index) =0 |
Gets a drawable at a given index. | |
virtual int16_t | getNumberOfDrawables() =0 |
Gets number of drawables. | |
virtual | ~DrawableListItemsInterface() |
Finalizes an instance of the DrawableListItemsInterface class. | |
Public Functions Documentation
getDrawable
virtual Drawable * getDrawable | ( | int16_t | index | ) | |
Gets a drawable at a given index.
index | Zero-based index of the drawable. |
Null if it fails, else the drawable.
Reimplemented by: touchgfx::DrawableListItems::getDrawable
getNumberOfDrawables
virtual int16_t getNumberOfDrawables | ( | ) | =0 |
Gets number of drawables.
The number of drawables.
Reimplemented by: touchgfx::DrawableListItems::getNumberOfDrawables
~DrawableListItemsInterface
virtual ~DrawableListItemsInterface | ( | ) |
Finalizes an instance of the DrawableListItemsInterface class.