mirror of
https://github.com/JakubMelka/PDF4QT.git
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126 lines
3.4 KiB
C++
126 lines
3.4 KiB
C++
// Copyright (C) 2021 Jakub Melka
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//
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// This file is part of PDF4QT.
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//
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// PDF4QT is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// with the written consent of the copyright owner, any later version.
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//
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// PDF4QT is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
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#ifndef INKCOVERAGEDIALOG_H
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#define INKCOVERAGEDIALOG_H
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#include "pdfdocument.h"
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#include "pdfdrawwidget.h"
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#include "pdftransparencyrenderer.h"
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#include <QDialog>
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#include <QFuture>
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#include <QFutureWatcher>
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#include <QAbstractItemModel>
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namespace Ui
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{
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class InkCoverageDialog;
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}
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namespace pdfplugin
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{
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class InkCoverageStatisticsModel;
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using ChannelCoverageInfo = pdf::PDFInkCoverageCalculator::InkCoverageChannelInfo;
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using CoverageInfo = std::vector<ChannelCoverageInfo>;
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struct InkCoverageResults
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{
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std::vector<CoverageInfo> pageInfo;
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CoverageInfo sumInfo;
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};
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class InkCoverageDialog : public QDialog
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{
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Q_OBJECT
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private:
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using BaseClass = QDialog;
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public:
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explicit InkCoverageDialog(const pdf::PDFDocument* document, pdf::PDFWidget* widget, QWidget* parent);
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virtual ~InkCoverageDialog() override;
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void updateInkCoverage();
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virtual void closeEvent(QCloseEvent* event) override;
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virtual void accept() override;
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virtual void reject() override;
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private:
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Ui::InkCoverageDialog* ui;
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static constexpr int RESOLUTION = 1920;
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void onInkCoverageCalculated();
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bool isInkCoverageCalculated() const;
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pdf::PDFInkMapper m_inkMapper;
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const pdf::PDFDocument* m_document;
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pdf::PDFWidget* m_widget;
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InkCoverageStatisticsModel* m_model;
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QFuture<InkCoverageResults> m_future;
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QFutureWatcher<InkCoverageResults>* m_futureWatcher;
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};
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class InkCoverageStatisticsModel : public QAbstractItemModel
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{
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Q_OBJECT
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private:
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using BaseClass = QAbstractItemModel;
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public:
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explicit InkCoverageStatisticsModel(QObject* parent);
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enum EStandardColumn
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{
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StandardColumnPageIndex,
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LastStandardColumn
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};
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enum EChannelColumn
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{
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ChannelColumnColorant,
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ChannelColumnCoverageArea,
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ChannelColumnCoverageRatio,
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LastChannelColumn
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};
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virtual QModelIndex index(int row, int column, const QModelIndex& parent) const override;
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virtual QModelIndex parent(const QModelIndex& child) const override;
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virtual int rowCount(const QModelIndex& parent) const override;
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virtual int columnCount(const QModelIndex& parent) const override;
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virtual QVariant data(const QModelIndex& index, int role) const override;
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virtual QVariant headerData(int section, Qt::Orientation orientation, int role) const override;
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void setInkCoverageResults(InkCoverageResults inkCoverageResults);
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int getChannelCount() const;
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EChannelColumn getChannelColumn(int index) const;
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int getChannelIndex(int index) const;
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private:
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InkCoverageResults m_inkCoverageResults;
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};
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} // namespace pdfplugin
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#endif // INKCOVERAGEDIALOG_H
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