Public Member Functions
	VIEW_ITEM_DATA ()

	~VIEW_ITEM_DATA ()

int	GetFlags () const

Private Member Functions
void	getLayers (int *aLayers, int &aCount) const
	Return layer numbers used by the item.

int	getGroup (int aLayer) const
	Return number of the group id for the given layer, or -1 in case it was not cached before.

void	setGroup (int aLayer, int aGroup)
	Set a group id for the item and the layer combination.

void	deleteGroups ()
	Remove all of the stored group ids.

bool	storesGroups () const
	Return information if the item uses at least one group id (ie.

void	reorderGroups (std::unordered_map< int, int > aReorderMap)
	Reorder the stored groups (to facilitate reordering of layers).

void	saveLayers (int *aLayers, int aCount)
	Save layers used by the item.

int	requiredUpdate () const
	Return current update flag for an item.

void	clearUpdateFlags ()
	Mark an item as already updated, so it is not going to be redrawn.

bool	isRenderable () const
	Return if the item should be drawn or not.

Private Attributes
VIEW *	m_view
	Current dynamic view the item is assigned to.

int	m_flags
	Visibility flags.

int	m_requiredUpdate
	Flag required for updating.

int	m_drawPriority
	Order to draw this item in a layer, lowest first.

std::pair< int, int > *	m_groups
	layer_number:group_id pairs for each layer the item occupies.

int	m_groupsSize

std::vector< int >	m_layers

BOX2I	m_bbox
	Stores layer numbers used by the item.

Friends
class	VIEW

Detailed Description

Definition at line 52 of file view.cpp.

Constructor & Destructor Documentation

◆ VIEW_ITEM_DATA()

KIGFX::VIEW_ITEM_DATA::VIEW_ITEM_DATA ( )

inline

Definition at line 55 of file view.cpp.

◆ ~VIEW_ITEM_DATA()

KIGFX::VIEW_ITEM_DATA::~VIEW_ITEM_DATA ( )

inline

Definition at line 63 of file view.cpp.

References deleteGroups().

Member Function Documentation

◆ clearUpdateFlags()

void KIGFX::VIEW_ITEM_DATA::clearUpdateFlags ( )

inlineprivate

Mark an item as already updated, so it is not going to be redrawn.

Definition at line 214 of file view.cpp.

References m_requiredUpdate, and KIGFX::NONE.

Referenced by KIGFX::VIEW::invalidateItem(), and KIGFX::VIEW::Remove().

◆ deleteGroups()

void KIGFX::VIEW_ITEM_DATA::deleteGroups ( )

inlineprivate

Remove all of the stored group ids.

Forces recaching of the item.

Definition at line 144 of file view.cpp.

References m_groups, and m_groupsSize.

Referenced by KIGFX::VIEW::CLEAR_LAYER_CACHE_VISITOR::operator()(), KIGFX::VIEW::Remove(), and ~VIEW_ITEM_DATA().

◆ GetFlags()

int KIGFX::VIEW_ITEM_DATA::GetFlags ( ) const

inline

Definition at line 68 of file view.cpp.

References m_flags.

Referenced by KIGFX::QUERY_VISITOR< CONTAINER >::operator()().

◆ getGroup()

int KIGFX::VIEW_ITEM_DATA::getGroup ( int aLayer ) const

inlineprivate

Return number of the group id for the given layer, or -1 in case it was not cached before.

Parameters

aLayer is the layer number for which group id is queried.

Returns: group id or -1 in case there is no group id (ie. item is not cached).

Definition at line 98 of file view.cpp.

References m_groups, and m_groupsSize.

Referenced by KIGFX::VIEW::draw(), KIGFX::VIEW::UPDATE_COLOR_VISITOR::operator()(), KIGFX::VIEW::UPDATE_DEPTH_VISITOR::operator()(), KIGFX::VIEW::RECACHE_ITEM_VISITOR::operator()(), KIGFX::VIEW::Remove(), KIGFX::VIEW::UpdateAllLayersColor(), KIGFX::VIEW::UpdateAllLayersOrder(), KIGFX::VIEW::updateItemColor(), KIGFX::VIEW::updateItemGeometry(), and KIGFX::VIEW::updateLayers().

◆ getLayers()

void KIGFX::VIEW_ITEM_DATA::getLayers	(	int *	aLayers,
		int &	aCount
	)		const

inlineprivate

Return layer numbers used by the item.

Parameters

aLayers[]	output layer index array
aCount	number of layer indices in aLayers[]

Definition at line 82 of file view.cpp.

References m_layers.

Referenced by KIGFX::VIEW::Remove(), KIGFX::VIEW::UpdateAllLayersColor(), KIGFX::VIEW::UpdateAllLayersOrder(), and KIGFX::VIEW::updateLayers().

◆ isRenderable()

bool KIGFX::VIEW_ITEM_DATA::isRenderable ( ) const

inlineprivate

Return if the item should be drawn or not.

Definition at line 222 of file view.cpp.

References m_flags, and KIGFX::VISIBLE.

Referenced by KIGFX::VIEW::DRAW_ITEM_VISITOR::operator()().

◆ reorderGroups()

void KIGFX::VIEW_ITEM_DATA::reorderGroups ( std::unordered_map< int, int > aReorderMap )

inlineprivate

Reorder the stored groups (to facilitate reordering of layers).

See also: VIEW::ReorderLayerData

Parameters

aReorderMap is the mapping of old to new layer ids

Definition at line 170 of file view.cpp.

References m_groups, and m_groupsSize.

Referenced by KIGFX::VIEW::ReorderLayerData().

◆ requiredUpdate()

int KIGFX::VIEW_ITEM_DATA::requiredUpdate ( ) const

inlineprivate

Return current update flag for an item.

Definition at line 206 of file view.cpp.

References m_requiredUpdate.

◆ saveLayers()

void KIGFX::VIEW_ITEM_DATA::saveLayers	(	int *	aLayers,
		int	aCount
	)

inlineprivate

Save layers used by the item.

Parameters

aLayers	is an array containing layer numbers to be saved.
aCount	is the size of the array.

Definition at line 190 of file view.cpp.

References m_layers, and KIGFX::VIEW::VIEW_MAX_LAYERS.

Referenced by KIGFX::VIEW::Add(), KIGFX::VIEW::ReorderLayerData(), and KIGFX::VIEW::updateLayers().

◆ setGroup()

void KIGFX::VIEW_ITEM_DATA::setGroup	(	int	aLayer,
		int	aGroup
	)

inlineprivate

Set a group id for the item and the layer combination.

Parameters

aLayer	is the layer number.
aGroup	is the group id.

Definition at line 115 of file view.cpp.

References m_groups, and m_groupsSize.

Referenced by KIGFX::VIEW::RECACHE_ITEM_VISITOR::operator()(), KIGFX::VIEW::updateItemGeometry(), and KIGFX::VIEW::updateLayers().

◆ storesGroups()

bool KIGFX::VIEW_ITEM_DATA::storesGroups ( ) const

inlineprivate

Return information if the item uses at least one group id (ie.

if it is cached at all).

Returns: true in case it is cached at least for one layer.

Definition at line 157 of file view.cpp.

References m_groupsSize.

Friends And Related Function Documentation

◆ VIEW

friend class VIEW

friend

Definition at line 74 of file view.cpp.

Member Data Documentation

◆ m_bbox

BOX2I KIGFX::VIEW_ITEM_DATA::m_bbox

private

Stores layer numbers used by the item.

Definition at line 238 of file view.cpp.

Referenced by KIGFX::VIEW::Add(), KIGFX::VIEW::Remove(), KIGFX::VIEW::updateBbox(), and KIGFX::VIEW::updateLayers().

◆ m_drawPriority

int KIGFX::VIEW_ITEM_DATA::m_drawPriority

private

Order to draw this item in a layer, lowest first.

Definition at line 230 of file view.cpp.

Referenced by KIGFX::VIEW::Add().

◆ m_flags

int KIGFX::VIEW_ITEM_DATA::m_flags

private

Visibility flags.

Definition at line 228 of file view.cpp.

Referenced by GetFlags(), KIGFX::VIEW::Hide(), KIGFX::VIEW::IsHiddenOnOverlay(), isRenderable(), KIGFX::VIEW::IsVisible(), and KIGFX::VIEW::SetVisible().

◆ m_groups

std::pair<int, int>* KIGFX::VIEW_ITEM_DATA::m_groups

private

layer_number:group_id pairs for each layer the item occupies.

Definition at line 232 of file view.cpp.

Referenced by deleteGroups(), getGroup(), reorderGroups(), and setGroup().

◆ m_groupsSize

int KIGFX::VIEW_ITEM_DATA::m_groupsSize

private

Definition at line 234 of file view.cpp.

Referenced by deleteGroups(), getGroup(), reorderGroups(), setGroup(), and storesGroups().

◆ m_layers

std::vector<int> KIGFX::VIEW_ITEM_DATA::m_layers

private

Definition at line 236 of file view.cpp.

Referenced by getLayers(), and saveLayers().

◆ m_requiredUpdate

int KIGFX::VIEW_ITEM_DATA::m_requiredUpdate

private

Flag required for updating.

Definition at line 229 of file view.cpp.

Referenced by clearUpdateFlags(), KIGFX::VIEW::ReorderLayerData(), requiredUpdate(), and KIGFX::VIEW::Update().

◆ m_view

VIEW* KIGFX::VIEW_ITEM_DATA::m_view

private

Current dynamic view the item is assigned to.

Definition at line 227 of file view.cpp.

Referenced by KIGFX::VIEW::Add(), KIGFX::VIEW::HasItem(), KIGFX::VIEW::OnDestroy(), and KIGFX::VIEW::Remove().

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

view.cpp

Public Member Functions

Private Member Functions

Private Attributes

Friends

Detailed Description

Constructor & Destructor Documentation

◆ VIEW_ITEM_DATA()

◆ ~VIEW_ITEM_DATA()

Member Function Documentation

◆ clearUpdateFlags()

◆ deleteGroups()

◆ GetFlags()

◆ getGroup()

◆ getLayers()

◆ isRenderable()

◆ reorderGroups()

◆ requiredUpdate()

◆ saveLayers()

◆ setGroup()

◆ storesGroups()

Friends And Related Function Documentation

◆ VIEW

Member Data Documentation

◆ m_bbox

◆ m_drawPriority

◆ m_flags

◆ m_groups

◆ m_groupsSize

◆ m_layers

◆ m_requiredUpdate

◆ m_view