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113 lines
3.9 KiB
C++
113 lines
3.9 KiB
C++
/***************************************************************************
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qgscomposerimageexportoptionsdialog.h
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-------------------------------------
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begin : September 2015
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copyright : (C) 2015 by Nyall Dawson
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email : nyall dot dawson at gmail dot com
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***************************************************************************/
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/***************************************************************************
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* *
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* This program 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 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#ifndef QGSCOMPOSERIMAGEEXPORTOPTIONSDIALOG_H
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#define QGSCOMPOSERIMAGEEXPORTOPTIONSDIALOG_H
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#include <QDialog>
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#include "ui_qgscomposerimageexportoptions.h"
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#include "qgscomposertablev2.h"
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/** A dialog for customising the properties of an exported image file.
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* /note added in QGIS 2.12
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*/
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class QgsComposerImageExportOptionsDialog: public QDialog, private Ui::QgsComposerImageExportOptionsDialog
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{
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Q_OBJECT
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public:
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/** Constructor for QgsComposerImageExportOptionsDialog
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* @param parent parent widget
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* @param flags window flags
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*/
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QgsComposerImageExportOptionsDialog( QWidget* parent = nullptr, Qt::WindowFlags flags = nullptr );
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~QgsComposerImageExportOptionsDialog();
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/** Sets the initial resolution displayed in the dialog.
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* @param resolution default resolution in DPI
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* @see resolution()
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*/
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void setResolution( int resolution );
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/** Returns the selected resolution from the dialog.
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* @returns image resolution in DPI
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* @see setResolution()
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*/
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int resolution() const;
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/** Sets the target image size. This is used to calculate the default size in pixels
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* and also for determining the image's width to height ratio.
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* @param size image size
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*/
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void setImageSize( const QSizeF& size );
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/** Returns the user-set image width in pixels.
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* @see imageHeight
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*/
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int imageWidth() const;
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/** Returns the user-set image height in pixels.
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* @see imageWidth
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*/
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int imageHeight() const;
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/** Sets whether the crop to contents option should be checked in the dialog
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* @param crop set to true to check crop to contents
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* @see cropToContents()
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*/
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void setCropToContents( bool crop );
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/** Returns whether the crop to contents option is checked in the dialog.
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* @see setCropToContents()
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*/
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bool cropToContents() const;
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/** Fetches the current crop to contents margin values, in pixels.
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* @param topMargin destination for top margin
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* @param rightMargin destination for right margin
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* @param bottomMargin destination for bottom margin
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* @param leftMargin destination for left margin
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*/
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void getCropMargins( int& topMargin, int& rightMargin, int& bottomMargin, int& leftMargin ) const;
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/** Sets the current crop to contents margin values, in pixels.
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* @param topMargin top margin
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* @param rightMargin right margin
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* @param bottomMargin bottom margin
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* @param leftMargin left margin
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*/
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void setCropMargins( int topMargin, int rightMargin, int bottomMargin, int leftMargin );
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private slots:
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void on_mWidthSpinBox_valueChanged( int value );
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void on_mHeightSpinBox_valueChanged( int value );
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void on_mResolutionSpinBox_valueChanged( int value );
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void clipToContentsToggled( bool state );
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private:
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QSizeF mImageSize;
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};
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#endif // QGSCOMPOSERIMAGEEXPORTOPTIONSDIALOG_H
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