mirror of
https://github.com/qgis/QGIS.git
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597 lines
13 KiB
Plaintext
597 lines
13 KiB
Plaintext
/************************************************************************
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* This file has been generated automatically from *
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* *
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* src/core/qgspallabeling.h *
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* *
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* Do not edit manually ! Edit header and run scripts/sipify.pl again *
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************************************************************************/
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class QgsLabelPosition
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{
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%TypeHeaderCode
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#include "qgspallabeling.h"
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%End
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public:
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QgsLabelPosition( int id, double r, const QVector< QgsPointXY > &corners, const QgsRectangle &rect, double w, double h, const QString &layer, const QString &labeltext, const QFont &labelfont, bool upside_down, bool diagram = false, bool pinned = false, const QString &providerId = QString() );
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QgsLabelPosition();
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%Docstring
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Constructor for QgsLabelPosition
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%End
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int featureId;
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double rotation;
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QVector< QgsPointXY > cornerPoints;
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QgsRectangle labelRect;
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double width;
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double height;
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QString layerID;
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QString labelText;
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QFont labelFont;
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bool upsideDown;
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bool isDiagram;
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bool isPinned;
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QString providerID;
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};
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class QgsPalLayerSettings
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{
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%TypeHeaderCode
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#include "qgspallabeling.h"
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%End
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public:
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QgsPalLayerSettings();
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QgsPalLayerSettings( const QgsPalLayerSettings &s );
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~QgsPalLayerSettings();
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enum Placement
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{
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AroundPoint,
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OverPoint,
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Line,
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Curved,
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Horizontal,
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Free,
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OrderedPositionsAroundPoint,
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PerimeterCurved,
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};
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enum PredefinedPointPosition
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{
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TopLeft,
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TopSlightlyLeft,
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TopMiddle,
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TopSlightlyRight,
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TopRight,
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MiddleLeft,
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MiddleRight,
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BottomLeft,
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BottomSlightlyLeft,
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BottomMiddle,
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BottomSlightlyRight,
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BottomRight,
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};
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enum OffsetType
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{
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FromPoint,
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FromSymbolBounds,
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};
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enum LinePlacementFlags
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{
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OnLine,
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AboveLine,
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BelowLine,
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MapOrientation,
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};
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enum QuadrantPosition
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{
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QuadrantAboveLeft,
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QuadrantAbove,
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QuadrantAboveRight,
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QuadrantLeft,
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QuadrantOver,
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QuadrantRight,
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QuadrantBelowLeft,
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QuadrantBelow,
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QuadrantBelowRight,
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};
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enum UpsideDownLabels
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{
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Upright,
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ShowDefined,
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ShowAll
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};
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enum DirectionSymbols
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{
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SymbolLeftRight,
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SymbolAbove,
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SymbolBelow
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};
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enum MultiLineAlign
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{
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MultiLeft,
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MultiCenter,
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MultiRight,
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MultiFollowPlacement
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};
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enum ObstacleType
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{
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PolygonInterior,
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PolygonBoundary,
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PolygonWhole
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};
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enum Property
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{
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// text
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Size,
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Bold,
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Italic,
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Underline,
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Color,
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Strikeout,
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Family,
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FontStyle,
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FontSizeUnit,
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FontTransp,
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FontOpacity,
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FontCase,
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FontLetterSpacing,
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FontWordSpacing,
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FontBlendMode,
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// text
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MultiLineWrapChar,
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MultiLineHeight,
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MultiLineAlignment,
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DirSymbDraw,
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DirSymbLeft,
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DirSymbRight,
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DirSymbPlacement,
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DirSymbReverse,
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NumFormat,
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NumDecimals,
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NumPlusSign,
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// text
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BufferDraw,
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BufferSize,
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BufferUnit,
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BufferColor,
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BufferTransp,
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BufferOpacity,
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BufferJoinStyle,
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BufferBlendMode,
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// background
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ShapeDraw,
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ShapeKind,
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ShapeSVGFile,
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ShapeSizeType,
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ShapeSizeX,
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ShapeSizeY,
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ShapeSizeUnits,
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ShapeRotationType,
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ShapeRotation,
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ShapeOffset,
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ShapeOffsetUnits,
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ShapeRadii,
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ShapeRadiiUnits,
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ShapeTransparency,
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ShapeOpacity,
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ShapeBlendMode,
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ShapeFillColor,
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ShapeStrokeColor,
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ShapeStrokeWidth,
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ShapeStrokeWidthUnits,
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ShapeJoinStyle,
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// drop
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ShadowDraw,
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ShadowUnder,
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ShadowOffsetAngle,
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ShadowOffsetDist,
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ShadowOffsetUnits,
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ShadowRadius,
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ShadowRadiusUnits,
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ShadowTransparency,
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ShadowOpacity,
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ShadowScale,
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ShadowColor,
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ShadowBlendMode,
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// placement
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CentroidWhole,
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OffsetQuad,
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OffsetXY,
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OffsetUnits,
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LabelDistance,
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DistanceUnits,
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OffsetRotation,
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CurvedCharAngleInOut,
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// (data
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PositionX,
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PositionY,
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Hali,
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Vali,
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Rotation,
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LabelRotation,
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RepeatDistance,
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RepeatDistanceUnit,
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Priority,
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PredefinedPositionOrder,
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// rendering
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ScaleVisibility,
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MinScale,
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MinimumScale,
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MaxScale,
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MaximumScale,
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FontLimitPixel,
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FontMinPixel,
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FontMaxPixel,
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IsObstacle,
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ObstacleFactor,
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ZIndex,
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// (data
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Show,
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AlwaysShow
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};
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static const QgsPropertiesDefinition &propertyDefinitions();
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%Docstring
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Returns the labeling property definitions.
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.. versionadded:: 3.0
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%End
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bool drawLabels;
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QString fieldName;
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bool isExpression;
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QgsExpression *getLabelExpression();
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%Docstring
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Returns the QgsExpression for this label settings. May be None if isExpression is false.
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%End
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QColor previewBkgrdColor;
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QgsStringReplacementCollection substitutions;
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bool useSubstitutions;
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QString wrapChar;
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MultiLineAlign multilineAlign;
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bool addDirectionSymbol;
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QString leftDirectionSymbol;
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QString rightDirectionSymbol;
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DirectionSymbols placeDirectionSymbol;
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bool reverseDirectionSymbol;
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bool formatNumbers;
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int decimals;
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bool plusSign;
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Placement placement;
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unsigned int placementFlags;
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bool centroidWhole;
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bool centroidInside;
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bool fitInPolygonOnly;
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double dist;
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QgsUnitTypes::RenderUnit distUnits;
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QgsMapUnitScale distMapUnitScale;
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OffsetType offsetType;
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double repeatDistance;
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QgsUnitTypes::RenderUnit repeatDistanceUnit;
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QgsMapUnitScale repeatDistanceMapUnitScale;
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QuadrantPosition quadOffset;
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double xOffset;
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double yOffset;
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QgsUnitTypes::RenderUnit offsetUnits;
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QgsMapUnitScale labelOffsetMapUnitScale;
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double angleOffset;
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bool preserveRotation;
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double maxCurvedCharAngleIn;
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double maxCurvedCharAngleOut;
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int priority;
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bool scaleVisibility;
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double maximumScale;
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double minimumScale;
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bool fontLimitPixelSize;
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int fontMinPixelSize;
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int fontMaxPixelSize;
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bool displayAll;
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UpsideDownLabels upsidedownLabels;
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bool labelPerPart;
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bool mergeLines;
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bool limitNumLabels;
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int maxNumLabels;
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double minFeatureSize;
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bool obstacle;
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double obstacleFactor;
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ObstacleType obstacleType;
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double zIndex;
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void calculateLabelSize( const QFontMetricsF *fm, QString text, double &labelX, double &labelY, QgsFeature *f = 0, QgsRenderContext *context = 0 );
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void registerFeature( QgsFeature &f, QgsRenderContext &context );
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%Docstring
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Register a feature for labeling.
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:param f: feature to label
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:param context: render context. The QgsExpressionContext contained within the render context
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must have already had the feature and fields sets prior to calling this method.
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:param labelFeature: if using :py:class:`QgsLabelingEngine`, this will receive the label feature. Not available
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in Python bindings.
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:param obstacleGeometry: optional obstacle geometry, if a different geometry to the feature's geometry
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should be used as an obstacle for labels (e.g., if the feature has been rendered with an offset point
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symbol, the obstacle geometry should represent the bounds of the offset symbol). If not set,
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the feature's original geometry will be used as an obstacle for labels. Not available
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in Python bindings.
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%End
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void readXml( QDomElement &elem, const QgsReadWriteContext &context );
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%Docstring
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Read settings from a DOM element
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.. versionadded:: 2.12
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%End
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QDomElement writeXml( QDomDocument &doc, const QgsReadWriteContext &context );
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%Docstring
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Write settings into a DOM element
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.. versionadded:: 2.12
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%End
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QgsPropertyCollection &dataDefinedProperties();
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%Docstring
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Returns a reference to the label's property collection, used for data defined overrides.
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.. seealso:: :py:func:`setDataDefinedProperties`
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.. versionadded:: 3.0
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%End
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void setDataDefinedProperties( const QgsPropertyCollection &collection );
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%Docstring
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Sets the label's property collection, used for data defined overrides.
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:param collection: property collection. Existing properties will be replaced.
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.. seealso:: :py:func:`dataDefinedProperties`
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.. versionadded:: 3.0
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%End
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const QgsTextFormat &format() const;
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%Docstring
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Returns the label text formatting settings, e.g., font settings, buffer settings, etc.
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.. seealso:: :py:func:`setFormat`
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.. versionadded:: 3.0
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%End
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void setFormat( const QgsTextFormat &format );
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%Docstring
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Sets the label text formatting settings, e.g., font settings, buffer settings, etc.
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:param format: label text format
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.. seealso:: :py:func:`format`
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.. versionadded:: 3.0
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%End
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QgsFeature *mCurFeat;
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QgsFields mCurFields;
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int fieldIndex;
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const QgsMapToPixel *xform;
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QgsCoordinateTransform ct;
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QgsPointXY ptZero;
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QgsPointXY ptOne;
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QgsGeometry extentGeom;
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int mFeaturesToLabel;
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int mFeatsSendingToPal;
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int mFeatsRegPal;
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};
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class QgsLabelCandidate
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{
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%TypeHeaderCode
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#include "qgspallabeling.h"
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%End
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public:
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QgsLabelCandidate( const QRectF &r, double c );
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QRectF rect;
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double cost;
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};
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class QgsLabelingResults
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{
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%Docstring
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Class that stores computed placement from labeling engine.
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.. versionadded:: 2.4
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%End
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%TypeHeaderCode
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#include "qgspallabeling.h"
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%End
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public:
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QgsLabelingResults();
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~QgsLabelingResults();
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QList<QgsLabelPosition> labelsAtPosition( const QgsPointXY &p ) const;
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%Docstring
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Returns infos about labels at a given (map) position
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%End
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QList<QgsLabelPosition> labelsWithinRect( const QgsRectangle &r ) const;
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%Docstring
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Returns infos about labels within a given (map) rectangle
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%End
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private:
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QgsLabelingResults( const QgsLabelingResults & );
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};
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class QgsPalLabeling
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{
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%TypeHeaderCode
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#include "qgspallabeling.h"
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%End
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public:
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static bool staticWillUseLayer( QgsVectorLayer *layer );
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%Docstring
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called to find out whether the layer is used for labeling
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.. versionadded:: 2.4
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%End
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static QgsGeometry prepareGeometry( const QgsGeometry &geometry, QgsRenderContext &context, const QgsCoordinateTransform &ct, const QgsGeometry &clipGeometry = QgsGeometry() ) /Factory/;
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%Docstring
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Prepares a geometry for registration with PAL. Handles reprojection, rotation, clipping, etc.
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:param geometry: geometry to prepare
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:param context: render context
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:param ct: coordinate transform, or invalid transform if no transformation required
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:param clipGeometry: geometry to clip features to, if applicable
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:return: prepared geometry
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.. versionadded:: 2.9
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%End
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static bool geometryRequiresPreparation( const QgsGeometry &geometry, QgsRenderContext &context, const QgsCoordinateTransform &ct, const QgsGeometry &clipGeometry = QgsGeometry() );
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%Docstring
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Checks whether a geometry requires preparation before registration with PAL
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:param geometry: geometry to prepare
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:param context: render context
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:param ct: coordinate transform, or invalid transform if no transformation required
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:param clipGeometry: geometry to clip features to, if applicable
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:return: true if geometry requires preparation
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.. versionadded:: 2.9
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%End
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static QStringList splitToLines( const QString &text, const QString &wrapCharacter );
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%Docstring
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Splits a text string to a list of separate lines, using a specified wrap character.
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The text string will be split on either newline characters or the wrap character.
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:param text: text string to split
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:param wrapCharacter: additional character to wrap on
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:return: list of text split to lines
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.. versionadded:: 2.9
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%End
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static QStringList splitToGraphemes( const QString &text );
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%Docstring
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Splits a text string to a list of graphemes, which are the smallest allowable character
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divisions in the string. This accounts for scripts were individual characters are not
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allowed to be split apart (e.g., Arabic and Indic based scripts)
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:param text: string to split
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:return: list of graphemes
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.. versionadded:: 2.10
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%End
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};
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/************************************************************************
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* This file has been generated automatically from *
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* *
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* src/core/qgspallabeling.h *
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* *
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|
* Do not edit manually ! Edit header and run scripts/sipify.pl again *
|
|
************************************************************************/
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