mirror of
https://github.com/qgis/QGIS.git
synced 2025-03-03 00:02:25 -05:00
538 lines
16 KiB
Plaintext
538 lines
16 KiB
Plaintext
/************************************************************************
|
|
* This file has been generated automatically from *
|
|
* *
|
|
* src/core/symbology/qgsgraduatedsymbolrenderer.h *
|
|
* *
|
|
* Do not edit manually ! Edit header and run scripts/sipify.pl again *
|
|
************************************************************************/
|
|
|
|
|
|
|
|
class QgsGraduatedSymbolRenderer : QgsFeatureRenderer
|
|
{
|
|
|
|
%TypeHeaderCode
|
|
#include "qgsgraduatedsymbolrenderer.h"
|
|
%End
|
|
public:
|
|
|
|
QgsGraduatedSymbolRenderer( const QString &attrName = QString(), const QgsRangeList &ranges = QgsRangeList() );
|
|
|
|
~QgsGraduatedSymbolRenderer();
|
|
|
|
virtual QgsSymbol *symbolForFeature( const QgsFeature &feature, QgsRenderContext &context ) const;
|
|
|
|
virtual QgsSymbol *originalSymbolForFeature( const QgsFeature &feature, QgsRenderContext &context ) const;
|
|
|
|
virtual void startRender( QgsRenderContext &context, const QgsFields &fields );
|
|
|
|
virtual void stopRender( QgsRenderContext &context );
|
|
|
|
virtual QSet<QString> usedAttributes( const QgsRenderContext &context ) const;
|
|
|
|
virtual bool filterNeedsGeometry() const;
|
|
|
|
virtual QString dump() const;
|
|
|
|
virtual QgsGraduatedSymbolRenderer *clone() const /Factory/;
|
|
|
|
virtual void toSld( QDomDocument &doc, QDomElement &element, const QgsStringMap &props = QgsStringMap() ) const;
|
|
|
|
virtual QgsFeatureRenderer::Capabilities capabilities();
|
|
virtual QgsSymbolList symbols( QgsRenderContext &context ) const;
|
|
|
|
virtual bool accept( QgsStyleEntityVisitorInterface *visitor ) const;
|
|
|
|
|
|
QString classAttribute() const;
|
|
void setClassAttribute( const QString &attr );
|
|
|
|
const QgsRangeList &ranges() const;
|
|
|
|
bool updateRangeSymbol( int rangeIndex, QgsSymbol *symbol /Transfer/ );
|
|
bool updateRangeLabel( int rangeIndex, const QString &label );
|
|
bool updateRangeUpperValue( int rangeIndex, double value );
|
|
bool updateRangeLowerValue( int rangeIndex, double value );
|
|
bool updateRangeRenderState( int rangeIndex, bool render );
|
|
%Docstring
|
|
|
|
.. versionadded:: 2.5
|
|
%End
|
|
|
|
void addClass( QgsSymbol *symbol );
|
|
void addClass( const QgsRendererRange &range ) /PyName=addClassRange/;
|
|
%Docstring
|
|
|
|
.. note::
|
|
|
|
available in Python bindings as addClassRange
|
|
%End
|
|
void addClass( double lower, double upper ) /PyName=addClassLowerUpper/;
|
|
%Docstring
|
|
|
|
.. note::
|
|
|
|
available in Python bindings as addClassLowerUpper
|
|
%End
|
|
|
|
void addBreak( double breakValue, bool updateSymbols = true );
|
|
%Docstring
|
|
Add a breakpoint by splitting existing classes so that the specified
|
|
value becomes a break between two classes.
|
|
|
|
:param breakValue: position to insert break
|
|
:param updateSymbols: set to ``True`` to reapply ramp colors to the new
|
|
symbol ranges
|
|
|
|
.. versionadded:: 2.9
|
|
%End
|
|
|
|
void deleteClass( int idx );
|
|
void deleteAllClasses();
|
|
|
|
void moveClass( int from, int to );
|
|
%Docstring
|
|
Moves the category at index position from to index position to.
|
|
%End
|
|
|
|
bool rangesOverlap() const;
|
|
%Docstring
|
|
Tests whether classes assigned to the renderer have ranges which overlap.
|
|
|
|
:return: ``True`` if ranges overlap
|
|
|
|
.. versionadded:: 2.10
|
|
%End
|
|
|
|
bool rangesHaveGaps() const;
|
|
%Docstring
|
|
Tests whether classes assigned to the renderer have gaps between the ranges.
|
|
|
|
:return: ``True`` if ranges have gaps
|
|
|
|
.. versionadded:: 2.10
|
|
%End
|
|
|
|
void sortByValue( Qt::SortOrder order = Qt::AscendingOrder );
|
|
void sortByLabel( Qt::SortOrder order = Qt::AscendingOrder );
|
|
|
|
QgsClassificationMethod *classificationMethod() const;
|
|
%Docstring
|
|
Returns the classification method
|
|
|
|
.. versionadded:: 3.10
|
|
%End
|
|
|
|
void setClassificationMethod( QgsClassificationMethod *method /Transfer/ );
|
|
%Docstring
|
|
Defines the classification method
|
|
This will take ownership of the method
|
|
|
|
.. versionadded:: 3.10
|
|
%End
|
|
|
|
enum Mode
|
|
{
|
|
EqualInterval,
|
|
Quantile,
|
|
Jenks,
|
|
StdDev,
|
|
Pretty,
|
|
Custom
|
|
};
|
|
|
|
|
|
Mode mode() const /Deprecated/;
|
|
%Docstring
|
|
|
|
.. deprecated:: QGIS 3.10
|
|
use classficationMethod instead
|
|
%End
|
|
void setMode( Mode mode ) /Deprecated/;
|
|
%Docstring
|
|
|
|
.. deprecated:: QGIS 3.10
|
|
use classficationMethod instead
|
|
%End
|
|
|
|
bool useSymmetricMode() const /Deprecated/;
|
|
%Docstring
|
|
Returns if we want to classify symmetric around a given value
|
|
|
|
.. versionadded:: 3.4
|
|
|
|
.. deprecated:: QGIS 3.10
|
|
use classficationMethod instead
|
|
%End
|
|
|
|
void setUseSymmetricMode( bool useSymmetricMode ) /Deprecated/;
|
|
%Docstring
|
|
Set if we want to classify symmetric around a given value
|
|
|
|
.. versionadded:: 3.4
|
|
|
|
.. deprecated:: QGIS 3.10
|
|
use classficationMethod instead
|
|
%End
|
|
|
|
double symmetryPoint() const /Deprecated/;
|
|
%Docstring
|
|
Returns the pivot value for symmetric classification
|
|
|
|
.. versionadded:: 3.4
|
|
|
|
.. deprecated:: QGIS 3.10
|
|
use classficationMethod instead
|
|
%End
|
|
|
|
void setSymmetryPoint( double symmetryPoint ) /Deprecated/;
|
|
%Docstring
|
|
Set the pivot point
|
|
|
|
.. versionadded:: 3.4
|
|
|
|
.. deprecated:: QGIS 3.10
|
|
use classficationMethod instead
|
|
%End
|
|
|
|
|
|
bool astride() const /Deprecated/;
|
|
%Docstring
|
|
Returns if we want to have a central class astride the pivot value
|
|
|
|
.. versionadded:: 3.4
|
|
|
|
.. deprecated:: QGIS 3.10
|
|
use classficationMethod instead
|
|
%End
|
|
|
|
void setAstride( bool astride ) /Deprecated/;
|
|
%Docstring
|
|
Set if we want a central class astride the pivot value
|
|
|
|
.. versionadded:: 3.4
|
|
|
|
.. deprecated:: QGIS 3.10
|
|
use classficationMethod instead
|
|
%End
|
|
|
|
static void makeBreaksSymmetric( QList<double> &breaks /In,Out/, double symmetryPoint, bool astride ) /Deprecated/;
|
|
%Docstring
|
|
Remove the breaks that are above the existing opposite sign classes to keep colors symmetrically balanced around symmetryPoint
|
|
Does not put a break on the symmetryPoint. This is done before.
|
|
|
|
:param breaks: The breaks of an already-done classification
|
|
:param symmetryPoint: The point around which we want a symmetry
|
|
:param astride: A bool indicating if the symmetry is made astride the symmetryPoint or not ( [-1,1] vs. [-1,0][0,1] )
|
|
|
|
.. versionadded:: 3.4
|
|
|
|
.. deprecated:: QGIS 3.10
|
|
use QgsClassificationMethod.makeBreaksSymmetric instead
|
|
%End
|
|
|
|
static QList<double> calcEqualIntervalBreaks( double minimum, double maximum, int classes, bool useSymmetricMode, double symmetryPoint, bool astride ) /Deprecated/;
|
|
%Docstring
|
|
Compute the equal interval classification
|
|
|
|
:param minimum: The minimum value of the distribution
|
|
:param maximum: The maximum value of the distribution
|
|
:param classes: The number of classes desired
|
|
:param useSymmetricMode: A bool indicating if we want to have classes and hence colors ramp symmetric around a value
|
|
:param symmetryPoint: The point around which we want a symmetry
|
|
:param astride: A bool indicating if the symmetry is made astride the symmetryPoint or not ( [-1,1] vs. [-1,0][0,1] )
|
|
|
|
.. deprecated:: QGIS 3.10
|
|
use QgsClassificationEqualInterval class instead
|
|
%End
|
|
|
|
void updateClasses( QgsVectorLayer *vlayer, Mode mode, int nclasses, bool useSymmetricMode = false, double symmetryPoint = 0.0, bool astride = false ) /Deprecated/;
|
|
%Docstring
|
|
Recalculate classes for a layer
|
|
|
|
:param vlayer: The layer being rendered (from which data values are calculated)
|
|
:param mode: The calculation mode
|
|
:param nclasses: The number of classes to calculate (approximate for some modes)
|
|
:param useSymmetricMode: A bool indicating if we want to have classes and hence colors ramp symmetric around a value
|
|
:param symmetryPoint: The value around which the classes will be symmetric if useSymmetricMode is checked
|
|
:param astride: A bool indicating if the symmetry is made astride the symmetryPoint or not ( [-1,1] vs. [-1,0][0,1] )
|
|
|
|
.. versionadded:: 2.6
|
|
|
|
.. deprecated:: QGIS 3.10
|
|
%End
|
|
|
|
void updateClasses( const QgsVectorLayer *vl, int nclasses );
|
|
%Docstring
|
|
Recalculate classes for a layer
|
|
|
|
:param vl: The layer being rendered (from which data values are calculated)
|
|
:param nclasses: the number of classes
|
|
%End
|
|
|
|
|
|
QgsRendererRangeLabelFormat labelFormat() const /Deprecated/;
|
|
%Docstring
|
|
Returns the label format used to generate default classification labels
|
|
|
|
.. versionadded:: 2.6
|
|
|
|
.. deprecated:: QGIS 3.10
|
|
use classificationMethod() and QgsClassificationMethod.setLabelFormat instead
|
|
%End
|
|
|
|
void setLabelFormat( const QgsRendererRangeLabelFormat &labelFormat, bool updateRanges = false ) /Deprecated/;
|
|
%Docstring
|
|
Set the label format used to generate default classification labels
|
|
|
|
:param labelFormat: The string appended to classification labels
|
|
:param updateRanges: If ``True`` then ranges ending with the old unit string are updated to the new.
|
|
|
|
.. versionadded:: 2.6
|
|
|
|
.. deprecated:: QGIS 3.10
|
|
use classificationMethod() and QgsClassificationMethod.setLabelFormat instead
|
|
%End
|
|
|
|
|
|
void calculateLabelPrecision( bool updateRanges = true );
|
|
%Docstring
|
|
Reset the label decimal places to a numberbased on the minimum class interval
|
|
|
|
:param updateRanges: if ``True`` then ranges currently using the default label will be updated
|
|
|
|
.. versionadded:: 2.6
|
|
%End
|
|
|
|
|
|
static QgsGraduatedSymbolRenderer *createRenderer( QgsVectorLayer *vlayer,
|
|
const QString &attrName,
|
|
int classes,
|
|
Mode mode,
|
|
QgsSymbol *symbol /Transfer/,
|
|
QgsColorRamp *ramp /Transfer/,
|
|
const QgsRendererRangeLabelFormat &legendFormat = QgsRendererRangeLabelFormat(),
|
|
bool useSymmetricMode = false,
|
|
double symmetryPoint = 0.0,
|
|
const QStringList &listForCboPrettyBreaks = QStringList(),
|
|
bool astride = false ) /Deprecated/;
|
|
%Docstring
|
|
Creates a new graduated renderer.
|
|
|
|
:param vlayer: vector layer
|
|
:param attrName: attribute to classify
|
|
:param classes: number of classes
|
|
:param mode: classification mode
|
|
:param symbol: base symbol
|
|
:param ramp: color ramp for classes
|
|
:param legendFormat:
|
|
:param useSymmetricMode: A bool indicating if we want to have classes and hence colors ramp symmetric around a value
|
|
:param symmetryPoint: The value around which the classes will be symmetric if useSymmetricMode is checked
|
|
:param listForCboPrettyBreaks: The list of potential pivot values for symmetric mode with prettybreaks mode
|
|
:param astride: A bool indicating if the symmetry is made astride the symmetryPoint or not ( [-1,1] vs. [-1,0][0,1] )
|
|
|
|
:return: new QgsGraduatedSymbolRenderer object
|
|
|
|
.. deprecated:: QGIS 3.10
|
|
%End
|
|
|
|
static QgsFeatureRenderer *create( QDomElement &element, const QgsReadWriteContext &context ) /Factory/;
|
|
%Docstring
|
|
create renderer from XML element
|
|
%End
|
|
|
|
virtual QDomElement save( QDomDocument &doc, const QgsReadWriteContext &context );
|
|
|
|
virtual QgsLegendSymbolList legendSymbolItems() const;
|
|
|
|
virtual QSet< QString > legendKeysForFeature( const QgsFeature &feature, QgsRenderContext &context ) const;
|
|
|
|
|
|
QgsSymbol *sourceSymbol();
|
|
%Docstring
|
|
Returns the renderer's source symbol, which is the base symbol used for the each classes' symbol before applying
|
|
the classes' color.
|
|
|
|
.. seealso:: :py:func:`setSourceSymbol`
|
|
|
|
.. seealso:: :py:func:`sourceColorRamp`
|
|
%End
|
|
|
|
|
|
void setSourceSymbol( QgsSymbol *sym /Transfer/ );
|
|
%Docstring
|
|
Sets the source symbol for the renderer, which is the base symbol used for the each classes' symbol before applying
|
|
the classes' color.
|
|
|
|
:param sym: source symbol, ownership is transferred to the renderer
|
|
|
|
.. seealso:: :py:func:`sourceSymbol`
|
|
|
|
.. seealso:: :py:func:`setSourceColorRamp`
|
|
%End
|
|
|
|
QgsColorRamp *sourceColorRamp();
|
|
%Docstring
|
|
Returns the source color ramp, from which each classes' color is derived.
|
|
|
|
.. seealso:: :py:func:`setSourceColorRamp`
|
|
|
|
.. seealso:: :py:func:`sourceSymbol`
|
|
%End
|
|
|
|
|
|
void setSourceColorRamp( QgsColorRamp *ramp /Transfer/ );
|
|
%Docstring
|
|
Sets the source color ramp.
|
|
|
|
:param ramp: color ramp. Ownership is transferred to the renderer
|
|
%End
|
|
|
|
void updateColorRamp( QgsColorRamp *ramp /Transfer/ = 0 );
|
|
%Docstring
|
|
Update the color ramp used. Also updates all symbols colors.
|
|
Doesn't alter current breaks.
|
|
|
|
:param ramp: color ramp. Ownership is transferred to the renderer
|
|
%End
|
|
|
|
void updateSymbols( QgsSymbol *sym );
|
|
%Docstring
|
|
Update all the symbols but leave breaks and colors. This method also sets the source
|
|
symbol for the renderer.
|
|
|
|
:param sym: source symbol to use for classes. Ownership is not transferred.
|
|
|
|
.. seealso:: :py:func:`setSourceSymbol`
|
|
%End
|
|
|
|
void setSymbolSizes( double minSize, double maxSize );
|
|
%Docstring
|
|
set varying symbol size for classes
|
|
|
|
.. note::
|
|
|
|
the classes must already be set so that symbols exist
|
|
|
|
.. versionadded:: 2.10
|
|
%End
|
|
|
|
double minSymbolSize() const;
|
|
%Docstring
|
|
Returns the min symbol size when graduated by size
|
|
|
|
.. versionadded:: 2.10
|
|
%End
|
|
|
|
double maxSymbolSize() const;
|
|
%Docstring
|
|
Returns the max symbol size when graduated by size
|
|
|
|
.. versionadded:: 2.10
|
|
%End
|
|
|
|
enum GraduatedMethod
|
|
{
|
|
GraduatedColor,
|
|
GraduatedSize
|
|
};
|
|
|
|
GraduatedMethod graduatedMethod() const;
|
|
%Docstring
|
|
Returns the method used for graduation (either size or color)
|
|
|
|
.. versionadded:: 2.10
|
|
%End
|
|
|
|
void setGraduatedMethod( GraduatedMethod method );
|
|
%Docstring
|
|
set the method used for graduation (either size or color)
|
|
|
|
.. versionadded:: 2.10
|
|
%End
|
|
|
|
virtual bool legendSymbolItemsCheckable() const;
|
|
|
|
virtual bool legendSymbolItemChecked( const QString &key );
|
|
|
|
virtual void checkLegendSymbolItem( const QString &key, bool state = true );
|
|
|
|
virtual void setLegendSymbolItem( const QString &key, QgsSymbol *symbol /Transfer/ );
|
|
|
|
virtual QString legendClassificationAttribute() const;
|
|
|
|
static QgsGraduatedSymbolRenderer *convertFromRenderer( const QgsFeatureRenderer *renderer ) /Factory/;
|
|
%Docstring
|
|
creates a QgsGraduatedSymbolRenderer from an existing renderer.
|
|
|
|
:return: a new renderer if the conversion was possible, otherwise 0.
|
|
|
|
.. versionadded:: 2.6
|
|
%End
|
|
|
|
void setDataDefinedSizeLegend( QgsDataDefinedSizeLegend *settings /Transfer/ );
|
|
%Docstring
|
|
Configures appearance of legend when renderer is configured to use data-defined size for marker symbols.
|
|
This allows configuring for which values (symbol sizes) should be shown in the legend, whether to display
|
|
different symbol sizes collapsed in one legend node or separated across multiple legend nodes etc.
|
|
|
|
When renderer does not use data-defined size or does not use marker symbols, these settings will be ignored.
|
|
Takes ownership of the passed settings objects. ``None`` is a valid input that disables data-defined
|
|
size legend.
|
|
|
|
.. versionadded:: 3.0
|
|
%End
|
|
|
|
QgsDataDefinedSizeLegend *dataDefinedSizeLegend() const;
|
|
%Docstring
|
|
Returns configuration of appearance of legend when using data-defined size for marker symbols.
|
|
Will return ``None`` if the functionality is disabled.
|
|
|
|
.. versionadded:: 3.0
|
|
%End
|
|
|
|
void updateRangeLabels();
|
|
%Docstring
|
|
Updates the labels of the ranges
|
|
|
|
.. versionadded:: 3.10
|
|
%End
|
|
|
|
const QgsRendererRange *rangeForValue( double value ) const;
|
|
%Docstring
|
|
Returns the renderer range matching the provided ``value``, or ``None`` if no
|
|
range matches the value.
|
|
|
|
.. versionadded:: 3.10.1
|
|
%End
|
|
|
|
protected:
|
|
|
|
|
|
|
|
|
|
QgsSymbol *symbolForValue( double value ) const;
|
|
%Docstring
|
|
Gets the symbol which is used to represent ``value``.
|
|
%End
|
|
|
|
QString legendKeyForValue( double value ) const;
|
|
%Docstring
|
|
Returns the matching legend key for a value.
|
|
%End
|
|
|
|
|
|
|
|
private:
|
|
QgsGraduatedSymbolRenderer( const QgsGraduatedSymbolRenderer & );
|
|
QgsGraduatedSymbolRenderer &operator=( const QgsGraduatedSymbolRenderer & );
|
|
};
|
|
|
|
/************************************************************************
|
|
* This file has been generated automatically from *
|
|
* *
|
|
* src/core/symbology/qgsgraduatedsymbolrenderer.h *
|
|
* *
|
|
* Do not edit manually ! Edit header and run scripts/sipify.pl again *
|
|
************************************************************************/
|