Signature plugin: Appearance settings

Pdf4QtLib/sources/pdfpagecontenteditorstylesettings.h

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+//    Copyright (C) 2022 Jakub Melka
+//
+//    This file is part of PDF4QT.
+//
+//    PDF4QT 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
+//    with the written consent of the copyright owner, any later version.
+//
+//    PDF4QT 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 PDF4QT. If not, see <https://www.gnu.org/licenses/>.
+
+#ifndef PDFPAGECONTENTEDITORSTYLESETTINGS_H
+#define PDFPAGECONTENTEDITORSTYLESETTINGS_H
+
+#include "pdfglobal.h"
+
+#include <QPen>
+#include <QIcon>
+#include <QFont>
+#include <QBrush>
+#include <QWidget>
+#include <QSignalMapper>
+
+namespace Ui
+{
+class PDFPageContentEditorStyleSettings;
+}
+
+class QComboBox;
+
+namespace pdf
+{
+class PDFPageContentElement;
+
+class PDFPageContentEditorStyleSettings : public QWidget
+{
+    Q_OBJECT
+
+public:
+
+    enum StyleFeature
+    {
+        None = 0,
+        Pen = 1 << 0,
+        PenColor = 1 << 1,
+        Brush = 1 << 2,
+        Text = 1 << 3
+    };
+    Q_DECLARE_FLAGS(StyleFeatures, StyleFeature)
+
+    explicit PDFPageContentEditorStyleSettings(QWidget* parent);
+    virtual ~PDFPageContentEditorStyleSettings() override;
+
+    /// Loads data from element, element can be nullptr
+    /// \param element Element
+    void loadFromElement(const PDFPageContentElement* element, bool forceUpdate);
+
+    void setPen(const QPen& pen, bool forceUpdate);
+    void setBrush(const QBrush& brush, bool forceUpdate);
+    void setFont(const QFont& font, bool forceUpdate);
+    void setFontAlignment(Qt::Alignment alignment, bool forceUpdate);
+
+signals:
+    void penChanged(const QPen& pen);
+    void brushChanged(const QBrush& brush);
+    void fontChanged(const QFont& font);
+    void alignmentChanged(Qt::Alignment alignment);
+
+private slots:
+    void onSelectFontButtonClicked();
+    void onSelectPenColorButtonClicked();
+    void onSelectBrushColorButtonClicked();
+
+private:
+    Ui::PDFPageContentEditorStyleSettings* ui;
+
+    void onFontChanged(const QFont& font);
+    void setColorToComboBox(QComboBox* comboBox, QColor color);
+    QIcon getIconForColor(QColor color) const;
+
+    void setPenColor(QColor color);
+    void setBrushColor(QColor color);
+
+    QPen m_pen;
+    QBrush m_brush;
+    QFont m_font;
+    Qt::Alignment m_alignment = Qt::AlignCenter;
+    QSignalMapper m_alignmentMapper;
+};
+
+}   // namespace pdf
+
+#endif // PDFPAGECONTENTEDITORSTYLESETTINGS_H