inviwo::ViewManager Class Reference

A viewport manager for layout processors like imagelayout. Viewports are added using the following coordinate system: More...

#include <viewmanager.h>

Classes
struct	View

Public Types
using	Propagator = std::function< void(Event *, size_t ind)>
using	ViewList = std::vector< View >
using	ViewId = size_t

Public Member Functions
bool	propagateEvent (Event *event, Propagator propagator)
	maps a propagates event to the selected view return whether the event found a view was found
std::pair< bool, ViewId >	getSelectedView () const
	Returns a pair with a bool of whether a view was found, and the index of the found view.
const ViewList &	getViews () const
void	push_back (View view)
	Add a viewport (x,y width,height) using the following coordinate system: y ^ | | ---—> x. More...
void	erase (View view)
	Erase a previously defined viewport (x,y width,height). If the viewport was not added before, nothing happens. More...
void	erase (ViewId ind)
	Erase a previously defined viewport using index ind. More...
void	replace (ViewId ind, View view)
	replace a previously defined viewport at index ind with a new viewport using the following coordinate system: More...
View &	operator[] (ViewId ind)
	Return viewport using index ind. More...
size_t	size () const
void	clear ()

Detailed Description

A viewport manager for layout processors like imagelayout. Viewports are added using the following coordinate system:

y ^ | | ---—> x Example for a (512,512) viewport split along the horizontal axis: _________(512,512) | 2 | |_______|(512,256) | 1 | |_______| x y width height Viewport 1: (0, 0, 512, 256) Viewport 2: (0, 256, 512, 256)

Member Function Documentation

erase() [1/2]

void inviwo::ViewManager::erase

(

View

view

)

Erase a previously defined viewport (x,y width,height). If the viewport was not added before, nothing happens.

See also

ViewManager

erase() [2/2]

void inviwo::ViewManager::erase

(

ViewId

ind

)

Erase a previously defined viewport using index ind.

Parameters

ind	Viewport index [0 size()-1]

operator[]()

ViewManager::View & inviwo::ViewManager::operator[]

(

ViewId

ind

)

Return viewport using index ind.

Parameters

ind	Viewport index [0 size()-1]

Returns

ivec4&

push_back()

void inviwo::ViewManager::push_back

(

View

view

)

Add a viewport (x,y width,height) using the following coordinate system: y ^ | | ---—> x.

See also

ViewManager

replace()

void inviwo::ViewManager::replace	(	ViewId	ind,
		View	view
	)

replace a previously defined viewport at index ind with a new viewport using the following coordinate system:

 y ^
   |
   |
   ------> x

See also

ViewManager

Parameters

ind	Viewport index [0 size()-1]
view	the view to replace with

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

• viewmanager.h
• viewmanager.cpp