qgseffectstackpropertieswidget.h

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/***************************************************************************
    qgseffectstackpropertieswidget.h
    --------------------------------
    begin                : January 2015
    copyright            : (C) 2015 by Nyall Dawson
    email                : nyall dot dawson at gmail.com
 ***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
 
#ifndef QGSEFFECTSTACKPROPERTIESWIDGET_H
#define QGSEFFECTSTACKPROPERTIESWIDGET_H
 
#include "ui_qgseffectstackpropertieswidgetbase.h"
 
#include "qgis.h"
#include "qgis_gui.h"
#include "qgis_sip.h"
#include "qgsdialog.h"
#include "qgspanelwidget.h"
 
#include <QPicture>
#include <QStandardItemModel>
#include <QWidget>
 
class EffectItem;
class QgsPaintEffect;
class QCheckBox;
class QToolButton;
class QgsPanelWidget;
class QgsEffectStack;
class QgsPaintEffect;

 
class GUI_EXPORT QgsEffectStackPropertiesWidget : public QgsPanelWidget, private Ui::QgsEffectStackPropertiesWidgetBase
{
    Q_OBJECT
 
  public:
    QgsEffectStackPropertiesWidget( QgsEffectStack *stack, QWidget *parent SIP_TRANSFERTHIS = nullptr );
 
    ~QgsEffectStackPropertiesWidget() override;

    QgsEffectStack *stack() { return mStack; }

    void setPreviewPicture( const QPicture &picture );
 
  public slots:

    void moveEffectDown();

    void moveEffectUp();

    void addEffect();

    void removeEffect();

    void effectChanged();

    void updatePreview();

    void changeEffect( QgsPaintEffect *newEffect );
 
  protected:
    QgsEffectStack *mStack = nullptr;
    QStandardItemModel *mModel = nullptr;
    QWidget *mPresentWidget = nullptr;
    QPicture mPreviewPicture;

    void loadStack();

    void loadStack( QgsEffectStack *stack );

    void updateUi();

    EffectItem *currentEffectItem() SIP_SKIP;

    void moveEffectByOffset( int offset );

    void setWidget( QWidget *widget );
};
 

 
class GUI_EXPORT QgsEffectStackPropertiesDialog : public QgsDialog
{
    Q_OBJECT
 
  public:
    QgsEffectStackPropertiesDialog( QgsEffectStack *stack, QWidget *parent SIP_TRANSFERTHIS = nullptr, Qt::WindowFlags f = Qt::WindowFlags() );

    QgsEffectStack *stack();

    void setPreviewPicture( const QPicture &picture );
 
  protected:
    QgsEffectStackPropertiesWidget *mPropertiesWidget = nullptr;
 
  private slots:
 
    void showHelp();
};
 

 
class GUI_EXPORT QgsEffectStackCompactWidget : public QgsPanelWidget
{
    Q_OBJECT
 
  public:
    QgsEffectStackCompactWidget( QWidget *parent SIP_TRANSFERTHIS = nullptr, QgsPaintEffect *effect = nullptr );
    ~QgsEffectStackCompactWidget() override;

    void setPaintEffect( QgsPaintEffect *effect );

    QgsPaintEffect *paintEffect() const;

    void setPreviewPicture( const QPicture &picture );
 
  signals:

    void changed();
 
  private slots:
 
    void showDialog();
 
    void enableToggled( bool checked );
 
    void updateAcceptWidget( QgsPanelWidget *panel );
    void updateEffectLive();
 
  private:
    QgsEffectStack *mStack = nullptr;
    QCheckBox *mEnabledCheckBox = nullptr;
    QToolButton *mButton = nullptr;
    QPicture mPreviewPicture;
};
 
#endif //QGSEFFECTSTACKPROPERTIESWIDGET_H