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- /**
- * \file
- *
- * \author Mattia Basaglia
- *
- * \copyright Copyright (C) 2013-2020 Mattia Basaglia
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- */
- #ifndef COLOR_WIDGETS_COLOR_LINE_EDIT_HPP
- #define COLOR_WIDGETS_COLOR_LINE_EDIT_HPP
- #include "colorwidgets_global.hpp"
- #include <QLineEdit>
- #include <QColor>
- namespace color_widgets {
- /**
- * \brief A line edit used to define a color name
- *
- * Supported string formats:
- * * Short hex strings #f00
- * * Long hex strings #ff0000
- * * Color names red
- * * Function-like rgb(255,0,0)
- *
- * Additional string formats supported when showAlpha is true:
- * * Long hex strings #ff0000ff
- * * Function like rgba(255,0,0,255)
- */
- class QCP_EXPORT ColorLineEdit : public QLineEdit
- {
- Q_OBJECT
- Q_PROPERTY(QColor color READ color WRITE setColor NOTIFY colorChanged)
- /**
- * \brief Whether the widget displays and edits the alpha channel
- */
- Q_PROPERTY(bool showAlpha READ showAlpha WRITE setShowAlpha NOTIFY showAlphaChanged)
- /**
- * \brief If \b true, the background of the widget is changed to show the color
- */
- Q_PROPERTY(bool previewColor READ previewColor WRITE setPreviewColor NOTIFY previewColorChanged)
- public:
- explicit ColorLineEdit(QWidget* parent = nullptr);
- ~ColorLineEdit();
- QColor color() const;
- bool showAlpha() const;
- bool previewColor() const;
- public Q_SLOTS:
- void setColor(const QColor& color);
- void setShowAlpha(bool showAlpha);
- void setPreviewColor(bool previewColor);
- Q_SIGNALS:
- /**
- * \brief Emitted when the color is changed by any means
- */
- void colorChanged(const QColor& color);
- /**
- * \brief Emitted when the user is typing a color but has not finished yet
- */
- void colorEdited(const QColor& color);
- /**
- * \brief Emitted when the user finished to edit a string
- */
- void colorEditingFinished(const QColor& color);
- void showAlphaChanged(bool showAlpha);
- void previewColorChanged(bool previewColor);
- protected:
- void dragEnterEvent(QDragEnterEvent *event) Q_DECL_OVERRIDE;
- void dropEvent(QDropEvent * event) Q_DECL_OVERRIDE;
- void paintEvent(QPaintEvent* event) Q_DECL_OVERRIDE;
- private:
- class Private;
- Private* p;
- };
- } // namespace color_widgets
- #endif // COLOR_WIDGETS_COLOR_LINE_EDIT_HPP
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