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77 lines
2.0 KiB
77 lines
2.0 KiB
//
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// Copyright (C) 2018 James Turner <james@flightgear.org>
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#ifndef CANVAS_PAINTED_DISPLAY_H
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#define CANVAS_PAINTED_DISPLAY_H
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#include <memory>
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#include <QQuickPaintedItem>
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#include <QPointer>
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class CanvasConnection;
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class FGCanvasGroup;
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class QQuickItem;
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class CanvasPaintedDisplay : public QQuickPaintedItem
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{
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Q_OBJECT
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Q_PROPERTY(CanvasConnection* canvas READ canvas WRITE setCanvas NOTIFY canvasChanged)
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public:
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CanvasPaintedDisplay(QQuickItem* parent = nullptr);
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~CanvasPaintedDisplay();
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CanvasConnection* canvas() const
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{
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return m_connection;
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}
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void paint(QPainter *painter) override;
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signals:
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void canvasChanged(CanvasConnection* canvas);
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public slots:
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void setCanvas(CanvasConnection* canvas);
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protected:
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void geometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry) override;
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private slots:
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void onConnectionStatusChanged();
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void onConnectionUpdated();
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void onCanvasSizeChanged();
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void onConnectionDestroyed();
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private:
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void recomputeScaling();
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void buildElements();
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CanvasConnection* m_connection = nullptr;
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QPointer<FGCanvasGroup> m_rootElement;
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// QQuickItem* m_rootItem = nullptr;
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QSizeF m_sourceSize;
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};
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#endif // CANVAS_PAINTED_DISPLAY_H
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