PDF4QT/Pdf4QtEditorPlugins/DimensionsPlugin/dimensionsplugin.h

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// Copyright (C) 2020-2021 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 DIMENSIONSPLUGIN_H
#define DIMENSIONSPLUGIN_H
#include "pdfplugin.h"
#include "dimensiontool.h"
#include <QObject>
namespace pdfplugin
{
class DimensionsPlugin : public pdf::PDFPlugin, public pdf::IDocumentDrawInterface
{
Q_OBJECT
Q_PLUGIN_METADATA(IID "PDF4QT.DimensionsPlugin" FILE "DimensionsPlugin.json")
private:
using BaseClass = pdf::PDFPlugin;
public:
DimensionsPlugin();
virtual void setWidget(pdf::PDFWidget* widget) override;
virtual void setDocument(const pdf::PDFModifiedDocument& document) override;
virtual std::vector<QAction*> getActions() const override;
virtual void drawPage(QPainter* painter,
pdf::PDFInteger pageIndex,
const pdf::PDFPrecompiledPage* compiledPage,
pdf::PDFTextLayoutGetter& layoutGetter,
const QTransform& pagePointToDevicePointMatrix,
QList<pdf::PDFRenderError>& errors) const override;
private:
void onShowDimensionsTriggered();
void onClearDimensionsTriggered();
void onSettingsTriggered();
void onDimensionCreated(Dimension dimension);
void updateActions();
void updateGraphics();
std::array<DimensionTool*, DimensionTool::LastStyle> m_dimensionTools;
std::vector<Dimension> m_dimensions;
QAction* m_showDimensionsAction;
QAction* m_clearDimensionsAction;
QAction* m_settingsAction;
DimensionUnit m_lengthUnit;
DimensionUnit m_areaUnit;
DimensionUnit m_angleUnit;
};
} // namespace pdfplugin
#endif // DIMENSIONSPLUGIN_H