kis_layer_filter_widget.h

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/*
 *  SPDX-FileCopyrightText: 2020 Eoin O 'Neill <eoinoneill1991@gmail.com>
 *  SPDX-FileCopyrightText: 2020 Emmet O 'Neill <emmetoneill.pdx@gmail.com>
 *
 *  SPDX-License-Identifier: GPL-2.0-or-later
 */
#ifndef KISLAYERFILTERWIDGET_H
#define KISLAYERFILTERWIDGET_H
 
#include <QWidget>
#include <QToolButton>
#include "kis_types.h"
 
#include "kritaui_export.h"
 
 
class KRITAUI_EXPORT KisLayerFilterWidget : public QWidget
{
    Q_OBJECT
private:
    class KisColorLabelMouseDragFilter *buttonEventFilter;
    class QLineEdit *textFilter;
    class KisColorLabelFilterGroup *buttonGroup;
    class QPushButton *resetButton;
 
public:
    KisLayerFilterWidget(QWidget *parent = nullptr);
 
    static void scanUsedColorLabels(KisNodeSP node, QSet<int> &colorLabels);
    void updateColorLabels(KisNodeSP root);
 
    bool isCurrentlyFiltering() const;
    bool hasTextFilter() const;
    QSet<int> getActiveColors() const;
    QString getTextFilter() const;
 
    int getDesiredMinimumWidth() const;
    int getDesiredMinimumHeight() const;
 
    void reset();
 
    QSize sizeHint() const override;
 
    /* Show Event has to be overridden to
     * correct for parent QMenu to properly
     * resize. */
    void showEvent(QShowEvent *show) override;
 
Q_SIGNALS:
    void filteringOptionsChanged();
 
};
 
class KRITAUI_EXPORT KisLayerFilterWidgetToolButton : public QToolButton
{
    Q_OBJECT
public:
    explicit KisLayerFilterWidgetToolButton(QWidget *parent = nullptr);
    KisLayerFilterWidgetToolButton(const KisLayerFilterWidgetToolButton& rhs);
    ~KisLayerFilterWidgetToolButton(){}
 
    void setSelectedColors(QList<int> colors);
    void setTextFilter(bool isTextFiltering);
 
 
private:
    void paintEvent(QPaintEvent *paintEvent) override;
 
private:
    bool m_textFilter;
    QList<int> m_selectedColors;
};
 
class KRITAUI_EXPORT MouseClickIgnore : public QObject {
    Q_OBJECT
public:
    MouseClickIgnore(QObject *parent = nullptr);
    bool eventFilter(QObject *obj, QEvent *event) override;
};
 
#endif // KISLAYERFILTERWIDGET_H