KisUniqueColorSet Class Reference

#include <KisUniqueColorSet.h>

Inheritance diagram for KisUniqueColorSet:

Classes
struct	ColorEntry
struct	Private

Public Slots
void	clear ()

Signals
void	sigColorAdded (int position)
void	sigColorMoved (int from, int to)
void	sigColorRemoved (int position)
void	sigReset ()

Public Member Functions
void	addColor (const KoColor &color)
KoColor	color (int index) const
	KisUniqueColorSet (QObject *parent=nullptr)
int	size () const
	~KisUniqueColorSet () override

Private Attributes
QScopedPointer< Private >	d

Detailed Description

Definition at line 18 of file KisUniqueColorSet.h.

Constructor & Destructor Documentation

KisUniqueColorSet()

KisUniqueColorSet::KisUniqueColorSet ( QObject * parent = nullptr )

explicit

Definition at line 40 of file KisUniqueColorSet.cpp.

    : QObject(parent)
    , d(new Private)
{ }

~KisUniqueColorSet()

KisUniqueColorSet::~KisUniqueColorSet ( )

override

Definition at line 45 of file KisUniqueColorSet.cpp.

{
    for (ColorEntry *entry: d->history) {
        delete entry;
    }
}

References d.

Member Function Documentation

addColor()

void KisUniqueColorSet::addColor

(

const KoColor &

color

)

Definition at line 52 of file KisUniqueColorSet.cpp.

{
    auto hashEntry = d->colorHash.find(color);
    if (hashEntry != d->colorHash.end()) {
        auto historyEl = std::lower_bound(d->history.begin(), d->history.end(), *hashEntry, &ColorEntry::less);
        if (historyEl != d->history.end()) {
            int oldPos = historyEl - d->history.begin();
            if (historyEl == d->history.begin()) {
                KIS_ASSERT((*historyEl)->key == d->key);
                return;
            }
            ColorEntry *node = *historyEl;
            d->history.erase(historyEl);
            node->key = ++d->key;
            d->history.push_front(node);
            Q_EMIT sigColorMoved(oldPos, 0);
        }
        else {
            qDebug() << "inconsistent color history state!";
        }
    }
    else {
        ColorEntry *entry;
        if (d->history.size() >= d->maxSize) {
            entry = d->history.back();
            d->history.pop_back();
            KIS_ASSERT(d->colorHash.remove(entry->color) == 1);
            entry->color = color;
            entry->key = ++d->key;
            Q_EMIT sigColorRemoved(d->maxSize - 1);
        }
        else {
            entry = new ColorEntry {color, ++d->key};
        }
        d->colorHash.insert(color, entry);
        d->history.push_front(entry);
        Q_EMIT sigColorAdded(0);
    }
}

References KisUniqueColorSet::ColorEntry::color, color(), d, KisUniqueColorSet::ColorEntry::key, KIS_ASSERT, KisUniqueColorSet::ColorEntry::less(), sigColorAdded(), sigColorMoved(), and sigColorRemoved().

clear

void KisUniqueColorSet::clear ( )

slot

Definition at line 105 of file KisUniqueColorSet.cpp.

{
    for (ColorEntry *entry: d->history) {
        delete entry;
    }
    d->history.clear();
    d->colorHash.clear();
    d->key = 0;
    Q_EMIT sigReset();
}

References d, and sigReset().

color()

KoColor KisUniqueColorSet::color

(

int

index

)

const

Definition at line 92 of file KisUniqueColorSet.cpp.

{
    if (index < 0 || index >= static_cast<int>(d->history.size())) {
        return KoColor();
    }
    return d->history.at(index)->color;
}

References d.

sigColorAdded

void KisUniqueColorSet::sigColorAdded ( int position )

signal

sigColorMoved

void KisUniqueColorSet::sigColorMoved ( int from, int to )

signal

sigColorRemoved

void KisUniqueColorSet::sigColorRemoved ( int position )

signal

sigReset

void KisUniqueColorSet::sigReset ( )

signal

size()

int KisUniqueColorSet::size

(

)

const

Definition at line 100 of file KisUniqueColorSet.cpp.

{
    return static_cast<int>(d->history.size());
}

References d.

Member Data Documentation

d

QScopedPointer<Private> KisUniqueColorSet::d

private

Definition at line 39 of file KisUniqueColorSet.h.

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

• libs/pigment/resources/KisUniqueColorSet.h
• libs/pigment/resources/KisUniqueColorSet.cpp