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// Created on: 2021-04-27
// Created by: Natalia ERMOLAEVA
// Copyright (c) 2021 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
#ifndef ViewControl_ColorSelector_H
#define ViewControl_ColorSelector_H
#include <Quantity_ColorRGBA.hxx>
#include <Standard_WarningsDisable.hxx>
#include <QColor>
#include <QDialog>
#include <QItemSelection>
#include <QString>
#include <QWidget>
#include <Standard_WarningsRestore.hxx>
class ViewControl_ColorPicker;
class QPushButton;
class QTableView;
//! \class ViewControl_ColorSelector
//! \brief Selector of OCCT color
class ViewControl_ColorSelector : public QDialog
{
Q_OBJECT
public:
//! Constructor
ViewControl_ColorSelector(QWidget* theParent);
//! Destructor
virtual ~ViewControl_ColorSelector() Standard_OVERRIDE {}
//! Inits control by the color value
//! \param theColor text color value
void SetStreamValue(const QString& theColor);
//! Returns current selected color value
//! \return text color value
QString GetStreamValue() const;
//! Updates OCCT color model by changing color in parameter model
void ParameterColorChanged();
//! Converts color to string value in form: r;g;b
//! \param theColor color value
//! \return text value
static QString ColorToString(const Quantity_Color& theColor);
//! Converts color to QColor value in form: r;g;b;a
//! \param theColor color value
//! \return qt color value
static QColor ColorToQColor(const Quantity_ColorRGBA& theColor);
//! Converts string to color value from a form: r;g;b;a
//! \param theColor text color value
//! \return color value
static Quantity_ColorRGBA StringToColorRGBA(const QString& theColor);
static Standard_Boolean IsExactColorName(const Quantity_ColorRGBA& theColor,
Quantity_NameOfColor& theColorName);
private:
//! Returns symbol used as a separator of color components in string conversion
//! \return symbol value
static QString ColorSeparator() { return ";"; }
private slots:
//! Slots listen selection change and update the current control content by selection
//! \param theSelected container of selected items
//! \param theDeselected container of items that become deselected
void onOCCTColorsTableSelectionChanged(const QItemSelection& theSelected,
const QItemSelection& theDeselected);
private:
QTableView* myParameters; //!< current color parameters (RGB, alpha, color name)
ViewControl_ColorPicker* myColorPicker; //!< color picker
QTableView* myOCCTColors; //!< OCCT color values
QPushButton* myOkButton; //!< accept button
QPushButton* myCancelButton; //!< reject button
};
#endif
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