Chris Morgan
96 lines
2.3 KiB
C++
96 lines
2.3 KiB
C++
/* Preview.h
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*
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* Copyright (C) 2013-2016 Jim Evins <evins@snaught.com>
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*
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* This file is part of gLabels-qt.
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*
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* gLabels-qt is free software: you can redistribute it and/or modify
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* it under the terms of the GNU 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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* (at your option) any later version.
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*
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* gLabels-qt 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 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 gLabels-qt. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef Preview_h
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#define Preview_h
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#include "model/Distance.h"
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#include "model/Model.h"
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#include "model/PageRenderer.h"
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#include <QGraphicsView>
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#include <QGraphicsScene>
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namespace glabels
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{
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///
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/// Preview Widget
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///
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class Preview : public QGraphicsView
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{
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Q_OBJECT
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/////////////////////////////////
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// Life Cycle
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/////////////////////////////////
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public:
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Preview( QWidget *parent = nullptr );
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/////////////////////////////////
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// Renderer
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/////////////////////////////////
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public:
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void setRenderer( const model::PageRenderer* renderer );
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private slots:
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void onRendererChanged();
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/////////////////////////////////////
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// Event handlers
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/////////////////////////////////////
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protected:
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void resizeEvent( QResizeEvent* event ) override;
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/////////////////////////////////
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// Internal Methods
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/////////////////////////////////
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private:
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void clearScene();
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void drawPaper( const model::Distance& pw, const model::Distance& ph );
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void drawLabels();
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void drawLabel( const model::Distance& x, const model::Distance& y, const QPainterPath& path );
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void drawPreviewOverlay();
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void drawLabelNumberOverlaySingle(const model::Distance& x, const model::Distance& y, const QPainterPath& path, uint32_t labelInstance);
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void drawLabelNumberOverlay();
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/////////////////////////////////
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// Private Data
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/////////////////////////////////
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private:
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const model::Model* mModel;
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const model::PageRenderer* mRenderer;
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QGraphicsScene* mScene;
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};
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}
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#endif // Preview_h
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