Handles interaction for 2D rectangle selection/filtering Selection/Filtering callbacks are called when filtering changes. More...

#include <modules/plotting/interaction/boxselection.h>

Public Types
using	SelectionCallbackHandle = std::shared_ptr<std::function<SelectionFunc>>
using	SelectionFunc

Public Member Functions
SelectionCallbackHandle	addEventCallback (std::function< SelectionFunc > callback)
	Added callbacks will be called when a box selection is initiated, updated, and finished.
	BoxSelection (const BoxSelectionProperty &boxSelectionSettings, std::function< dvec2(dvec2 p, const size2_t &dims)> screenToData, MouseButton mouseButton=MouseButton::Left, KeyModifiers modifiers=KeyModifiers(flags::none))
	Handles interaction for 2D rectangle selection/filtering The callbacks are called when filtering changes.
std::optional< std::array< dvec2, 2 > >	getDragRectangle () const
	Returns (lower, upper) screen space coordinates of selection rectangle, null if not active.
auto	properties ()
auto	properties () const
void	reset ()
	Reset the drag rectangle.

Protected Member Functions
void	handleEvent (Event *event, EventProperty::State state)

Protected Attributes
std::optional< std::array< dvec2, 2 > >	dataRect_
std::optional< std::array< dvec2, 2 > >	dragRect_
const BoxSelectionProperty &	dragRectSettings_
Dispatcher< SelectionFunc >	eventCallback_
EventProperty	mouseBoxSelection_
std::function< dvec2(dvec2 p, const size2_t &dims)>	screenToData_
	! Selection/filtering

Detailed Description

Handles interaction for 2D rectangle selection/filtering Selection/Filtering callbacks are called when filtering changes.

The current drag rectangle is given by getDragRectangle.

The event properties returned by properties() need to be added to a processor in order for the interactions to work.

Member Typedef Documentation

using inviwo::plot::BoxSelection::SelectionFunc

Initial value:

void(AxisRangeEventState, AxisRangeInteraction, AxisRangeInteractionMode,

std::optional<std::array<dvec2, 2>>)

inviwo::plot::BoxSelection::BoxSelection	(	const BoxSelectionProperty &	boxSelectionSettings,
		std::function< dvec2(dvec2 p, const size2_t &dims)>	screenToData,
		MouseButton	mouseButton = MouseButton::Left,
		KeyModifiers	modifiers = KeyModifiers(flags::none) )

Handles interaction for 2D rectangle selection/filtering The callbacks are called when filtering changes.

Parameters

boxSelectionSettings	use for selection/filtering/none
screenToData	converts screen coordinates to (x,y) data coordinates

void inviwo::plot::BoxSelection::reset ( )

Reset the drag rectangle.

The documentation for this class was generated from the following file: