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fa26b45736
Without this (should be unnecessary) virtual destructor the shared data member for QgsProperty gets filled with garbage if a QgsProperty is created from python code. I can't explain it...!
136 lines
3.5 KiB
Plaintext
136 lines
3.5 KiB
Plaintext
class QgsPropertyDefinition
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{
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%TypeHeaderCode
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#include <qgsproperty.h>
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%End
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public:
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enum StandardPropertyTemplate
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{
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Boolean,
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Integer,
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IntegerPositive,
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IntegerPositiveGreaterZero,
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Double,
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DoublePositive,
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Double0To1,
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String,
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Transparency,
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RenderUnits,
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ColorWithAlpha,
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ColorNoAlpha,
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PenJoinStyle,
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BlendMode,
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Point,
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Size,
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LineStyle,
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FillStyle,
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CapStyle,
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HorizontalAnchor,
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VerticalAnchor,
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SvgPath,
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Offset,
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Custom,
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};
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enum DataType
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{
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DataTypeString,
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DataTypeNumeric,
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DataTypeBoolean,
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};
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QgsPropertyDefinition();
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QgsPropertyDefinition( const QString& name, const QString& description, StandardPropertyTemplate type );
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QgsPropertyDefinition( const QString& name, DataType dataTypes, const QString& description, const QString& helpText );
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QString name() const;
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QString description() const;
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QString helpText() const;
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DataType dataType() const;
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StandardPropertyTemplate standardTemplate() const;
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};
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class QgsProperty
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{
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%TypeHeaderCode
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#include <qgsproperty.h>
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%End
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public:
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//! Property types
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enum Type
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{
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InvalidProperty, //! Invalid (not set) property
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StaticProperty, //!< Static property (QgsStaticProperty)
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FieldBasedProperty, //!< Field based property (QgsFieldBasedProperty)
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ExpressionBasedProperty, //!< Expression based property (QgsExpressionBasedProperty)
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};
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QgsProperty();
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virtual ~QgsProperty();
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static QgsProperty fromExpression( const QString& expression, bool isActive = true );
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static QgsProperty fromField( const QString& fieldName, bool isActive = true );
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static QgsProperty fromValue( const QVariant& value, bool isActive = true );
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QgsProperty( const QgsProperty& other );
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operator bool() const;
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Type propertyType() const;
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bool isActive() const;
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void setActive( bool active );
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void setStaticValue( const QVariant& value );
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QVariant staticValue() const;
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void setField( const QString& field );
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QString field() const;
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void setExpressionString( const QString& expression );
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QString expressionString() const;
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virtual QString asExpression() const;
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virtual bool prepare( const QgsExpressionContext& context = QgsExpressionContext() ) const;
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virtual QSet< QString > referencedFields( const QgsExpressionContext& context = QgsExpressionContext() ) const;
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QVariant value( const QgsExpressionContext& context, const QVariant& defaultValue = QVariant(), bool* ok /Out/ = nullptr ) const;
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QString valueAsString( const QgsExpressionContext& context, const QString& defaultString = QString(), bool* ok /Out/ = nullptr ) const;
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QColor valueAsColor( const QgsExpressionContext& context, const QColor& defaultColor = QColor(), bool* ok /Out/ = nullptr ) const;
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double valueAsDouble( const QgsExpressionContext& context, double defaultValue = 0.0, bool* ok /Out/ = nullptr ) const;
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int valueAsInt( const QgsExpressionContext& context, int defaultValue = 0, bool* ok /Out/ = nullptr ) const;
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bool valueAsBool( const QgsExpressionContext& context, bool defaultValue = false, bool* ok /Out/ = nullptr ) const;
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virtual bool writeXml( QDomElement& propertyElem, QDomDocument& doc ) const;
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virtual bool readXml( const QDomElement& propertyElem, const QDomDocument& doc );
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void setTransformer( QgsPropertyTransformer* transformer /Transfer/ );
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const QgsPropertyTransformer* transformer() const;
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};
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