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4f18701d31
Those two fields are present in the vector layer properties. It was possible to set a minScale bigger than the maxScale. Now, the maxScale is forced to minScale if the user tries to set it to a lower value.
46 lines
1.4 KiB
Plaintext
46 lines
1.4 KiB
Plaintext
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/** A combobox which lets the user select map scale from predefined list
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* and highlights nearest to current scale value
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*/
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class QgsScaleComboBox : QComboBox
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{
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%TypeHeaderCode
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#include <qgsscalecombobox.h>
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%End
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public:
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QgsScaleComboBox( QWidget* parent /TransferThis/ = 0 );
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~QgsScaleComboBox();
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//! Function to read the selected scale as text
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QString scaleString();
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//! Function to set the selected scale from text
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bool setScaleString( const QString& scaleTxt );
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//! Function to read the selected scale as double
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double scale() const;
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//! Function to set the selected scale from double
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void setScale( double scale );
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//! Function to read the min scale
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double minScale() const;
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//! Helper function to convert a double to scale string
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// Performs rounding, so an exact representation is not to
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// be expected.
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static QString toString( double scale );
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//! Helper function to convert a scale string to double
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static double toDouble( const QString& scaleString, bool *ok = 0 );
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signals:
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//! Signal is emitted when *user* has finished editing/selecting a new scale.
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void scaleChanged( double scale );
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public slots:
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void updateScales( const QStringList &scales = QStringList() );
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//! Function to set the min scale
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void setMinScale( double scale );
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protected:
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void showPopup();
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};
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