26#include <QDomDocument>
30 : mStrokeColor( QColor( 35, 35, 35 ) )
33 mPen.setColor( mStrokeColor );
34 mPen.setStyle( mStrokeStyle );
35 mPen.setJoinStyle( mPenJoinStyle );
38 mBrush.setStyle( Qt::SolidPattern );
48 if (
properties.contains( QStringLiteral(
"symbol_name" ) ) )
52 if (
properties.contains( QStringLiteral(
"size" ) ) )
56 if (
properties.contains( QStringLiteral(
"size_unit" ) ) )
60 if (
properties.contains( QStringLiteral(
"size_map_unit_scale" ) ) )
64 if (
properties.contains( QStringLiteral(
"symbol_width" ) ) )
68 if (
properties.contains( QStringLiteral(
"symbol_width_unit" ) ) )
72 if (
properties.contains( QStringLiteral(
"symbol_width_map_unit_scale" ) ) )
76 if (
properties.contains( QStringLiteral(
"symbol_height" ) ) )
80 if (
properties.contains( QStringLiteral(
"symbol_height_unit" ) ) )
84 if (
properties.contains( QStringLiteral(
"symbol_height_map_unit_scale" ) ) )
88 if (
properties.contains( QStringLiteral(
"angle" ) ) )
92 if (
properties.contains( QStringLiteral(
"outline_style" ) ) )
96 else if (
properties.contains( QStringLiteral(
"line_style" ) ) )
100 if (
properties.contains( QStringLiteral(
"joinstyle" ) ) )
104 if (
properties.contains( QStringLiteral(
"cap_style" ) ) )
108 if (
properties.contains( QStringLiteral(
"outline_width" ) ) )
112 else if (
properties.contains( QStringLiteral(
"line_width" ) ) )
116 if (
properties.contains( QStringLiteral(
"outline_width_unit" ) ) )
120 else if (
properties.contains( QStringLiteral(
"line_width_unit" ) ) )
124 if (
properties.contains( QStringLiteral(
"outline_width_map_unit_scale" ) ) )
128 if (
properties.contains( QStringLiteral(
"fill_color" ) ) )
133 else if (
properties.contains( QStringLiteral(
"color" ) ) )
137 if (
properties.contains( QStringLiteral(
"outline_color" ) ) )
141 else if (
properties.contains( QStringLiteral(
"line_color" ) ) )
145 if (
properties.contains( QStringLiteral(
"offset" ) ) )
149 if (
properties.contains( QStringLiteral(
"offset_unit" ) ) )
153 if (
properties.contains( QStringLiteral(
"offset_map_unit_scale" ) ) )
157 if (
properties.contains( QStringLiteral(
"horizontal_anchor_point" ) ) )
161 if (
properties.contains( QStringLiteral(
"vertical_anchor_point" ) ) )
174 double scaledWidth = mSymbolWidth;
175 double scaledHeight = mSymbolHeight;
177 QColor brushColor =
mColor;
178 brushColor.setAlphaF( brushColor.alphaF() * context.
opacity() );
179 mBrush.setColor( brushColor );
181 QColor penColor = mStrokeColor;
182 penColor.setAlphaF( penColor.alphaF() * context.
opacity() );
183 mPen.setColor( penColor );
192 double width = exprVal.toDouble( &ok );
196 mPen.setWidthF( width );
197 mSelPen.setWidthF( width );
209 mSelPen.setStyle( mPen.style() );
220 mSelPen.setJoinStyle( mPen.joinStyle() );
239 brushColor.setAlphaF( brushColor.alphaF() * context.
opacity() );
240 mBrush.setColor( brushColor );
247 penColor.setAlphaF( penColor.alphaF() * context.
opacity() );
248 mPen.setColor( penColor );
260 preparePath(
shape, context, &scaledWidth, &scaledHeight, context.
feature() );
264 bool hasDataDefinedRotation =
false;
267 calculateOffsetAndRotation( context, scaledWidth, scaledHeight, hasDataDefinedRotation,
offset,
angle );
275 QTransform transform;
276 transform.translate( point.x() +
offset.x(), point.y() +
offset.y() );
279 transform.rotate(
angle );
285 p->setPen( useSelectedColor ? mSelPen : mPen );
286 p->setBrush( useSelectedColor ? mSelBrush : mBrush );
290 p->setPen( useSelectedColor ? mSelPen : mPen );
291 p->setBrush( QBrush() );
293 p->drawPath( transform.map( mPainterPath ) );
300 bool &hasDataDefinedRotation,
302 double &angle )
const
306 markerOffset( context, scaledWidth, scaledHeight, mSymbolWidthUnit, mSymbolHeightUnit, offsetX, offsetY, mSymbolWidthMapUnitScale, mSymbolHeightMapUnitScale );
307 offset = QPointF( offsetX, offsetY );
310 const bool ok =
true;
312 bool usingDataDefinedRotation =
false;
317 usingDataDefinedRotation = ok;
321 if ( hasDataDefinedRotation )
346 return QStringLiteral(
"EllipseMarker" );
354 preparePath( mShape, context );
356 mPen.setColor( mStrokeColor );
357 mPen.setStyle( mStrokeStyle );
358 mPen.setJoinStyle( mPenJoinStyle );
359 mPen.setCapStyle( mPenCapStyle );
361 mBrush.setColor(
mColor );
364 QColor selPenColor = selBrushColor ==
mColor ? selBrushColor : mStrokeColor;
367 selBrushColor.setAlphaF( context.
opacity() );
368 selPenColor.setAlphaF( context.
opacity() );
370 mSelBrush = QBrush( selBrushColor );
371 mSelPen = QPen( !
shapeIsFilled( mShape ) ? selBrushColor : selPenColor );
372 mSelPen.setStyle( mStrokeStyle );
413 QDomElement symbolizerElem = doc.createElement( QStringLiteral(
"se:PointSymbolizer" ) );
414 if ( !props.value( QStringLiteral(
"uom" ), QString() ).toString().isEmpty() )
415 symbolizerElem.setAttribute( QStringLiteral(
"uom" ), props.value( QStringLiteral(
"uom" ), QString() ).toString() );
416 element.appendChild( symbolizerElem );
427 QDomElement graphicElem = doc.createElement( QStringLiteral(
"se:Graphic" ) );
428 element.appendChild( graphicElem );
437 QString angleFunc = props.
value( QStringLiteral(
"angle" ), QString() ).toString();
438 if ( angleFunc.isEmpty() )
440 if ( ddRotation && ddRotation.
isActive() )
445 angleFunc = QString::number(
mAngle );
447 else if ( ddRotation && ddRotation.
isActive() )
451 angleFunc = QStringLiteral(
"%1 + %2" ).arg( angleFunc, ddRotation.
asExpression() );
457 const double angle = angleFunc.toDouble( &ok );
461 angleFunc = QStringLiteral(
"%1 + %2" ).arg( angleFunc ).arg(
mAngle );
476 const double widthHeightFactor = mSymbolWidth / mSymbolHeight;
478 graphicElem.appendChild( factorElem );
485 QDomElement graphicElem = element.firstChildElement( QStringLiteral(
"Graphic" ) );
486 if ( graphicElem.isNull() )
489 QString name = QStringLiteral(
"circle" );
492 double widthHeightFactor = 1.0;
496 for ( QgsStringMap::iterator it = vendorOptions.begin(); it != vendorOptions.end(); ++it )
498 if ( it.key() == QLatin1String(
"widthHeightFactor" ) )
501 const double v = it.value().toDouble( &ok );
503 widthHeightFactor = v;
510 double scaleFactor = 1.0;
511 const QString uom = element.attribute( QStringLiteral(
"uom" ) );
521 const double d = angleFunc.toDouble( &ok );
542 map[QStringLiteral(
"symbol_name" )] =
encodeShape( mShape );
543 map[QStringLiteral(
"symbol_width" )] = QString::number( mSymbolWidth );
546 map[QStringLiteral(
"symbol_height" )] = QString::number( mSymbolHeight );
549 map[QStringLiteral(
"angle" )] = QString::number(
mAngle );
551 map[QStringLiteral(
"outline_width" )] = QString::number( mStrokeWidth );
561 map[QStringLiteral(
"size" )] = QString::number(
mSize );
569QSizeF QgsEllipseSymbolLayer::calculateSize(
QgsSymbolRenderContext &context,
double *scaledWidth,
double *scaledHeight )
580 width = mSymbolWidth;
584 *scaledWidth = width;
596 height = mSymbolHeight;
600 *scaledHeight = height;
603 return QSizeF( width, height );
608 mPainterPath = QPainterPath();
610 const QSizeF
size = calculateSize( context, scaledWidth, scaledHeight );
615 mPainterPath.addEllipse( QRectF( -
size.width() / 2.0, -
size.height() / 2.0,
size.width(),
size.height() ) );
619 mPainterPath.arcTo( -
size.width() / 2.0, -
size.height() / 2.0,
size.width(),
size.height(), 0, 180 );
620 mPainterPath.lineTo( 0, 0 );
624 mPainterPath.arcTo( -
size.width() / 2.0, -
size.height() / 2.0,
size.width(),
size.height(), 90, 120 );
625 mPainterPath.lineTo( 0, 0 );
629 mPainterPath.arcTo( -
size.width() / 2.0, -
size.height() / 2.0,
size.width(),
size.height(), 90, 90 );
630 mPainterPath.lineTo( 0, 0 );
634 mPainterPath.addRect( QRectF( -
size.width() / 2.0, -
size.height() / 2.0,
size.width(),
size.height() ) );
638 mPainterPath.moveTo( -
size.width() / 2.0, 0 );
639 mPainterPath.lineTo( 0,
size.height() / 2.0 );
640 mPainterPath.lineTo(
size.width() / 2.0, 0 );
641 mPainterPath.lineTo( 0, -
size.height() / 2.0 );
642 mPainterPath.lineTo( -
size.width() / 2.0, 0 );
646 mPainterPath.moveTo( 0, -
size.height() / 2.0 );
647 mPainterPath.lineTo( 0,
size.height() / 2.0 );
648 mPainterPath.moveTo( -
size.width() / 2.0, 0 );
649 mPainterPath.lineTo(
size.width() / 2.0, 0 );
653 mPainterPath.moveTo( -
size.width() / 2.0,
size.height() / 2.0 );
654 mPainterPath.lineTo( 0, -
size.height() / 2.0 );
655 mPainterPath.lineTo(
size.width() / 2.0,
size.height() / 2.0 );
659 mPainterPath.moveTo(
size.width() / 2.0, 0 );
660 mPainterPath.arcTo( -
size.width() / 2.0, -
size.height() / 2.0,
size.width(),
size.height(), 0, 180 );
664 mPainterPath.moveTo( 0, -
size.height() / 2.0 );
665 mPainterPath.lineTo( -
size.width() / 2.0,
size.height() / 2.0 );
666 mPainterPath.lineTo(
size.width() / 2.0,
size.height() / 2.0 );
667 mPainterPath.lineTo( 0, -
size.height() / 2.0 );
671 mPainterPath.moveTo( 0,
size.height() / 2.0 );
672 mPainterPath.lineTo(
size.width() / 2.0,
size.height() / 2.0 );
673 mPainterPath.lineTo( 0, -
size.height() / 2.0 );
674 mPainterPath.lineTo( 0,
size.height() / 2.0 );
678 mPainterPath.moveTo( -
size.width() / 2.0,
size.height() / 2.0 );
679 mPainterPath.lineTo( 0,
size.height() / 2.0 );
680 mPainterPath.lineTo( 0, -
size.height() / 2.0 );
681 mPainterPath.lineTo( -
size.width() / 2.0,
size.height() / 2.0 );
685 mPainterPath.moveTo( (
size.width() * -0.9511 ) / 2.0,
size.height() / ( 2 / -0.309 ) );
686 mPainterPath.lineTo( (
size.width() * -0.5878 ) / 2.0,
size.height() / ( 2 / 0.8090 ) );
687 mPainterPath.lineTo( (
size.width() * 0.5878 ) / 2.0,
size.height() / ( 2 / 0.8090 ) );
688 mPainterPath.lineTo( (
size.width() * 0.9511 ) / 2.0,
size.height() / ( 2 / -0.309 ) );
689 mPainterPath.lineTo( 0,
size.height() / -2.0 );
690 mPainterPath.lineTo( (
size.width() * -0.9511 ) / 2.0,
size.height() / ( 2 / -0.309 ) );
694 mPainterPath.moveTo( (
size.width() * 0.8660 ) / 2.0,
size.height() / 4.0 );
695 mPainterPath.lineTo( (
size.width() * 0.8660 ) / 2.0,
size.height() / -4.0 );
696 mPainterPath.lineTo( 0,
size.height() / -2.0 );
697 mPainterPath.lineTo( (
size.width() * 0.8660 ) / -2.0,
size.height() / -4.0 );
698 mPainterPath.lineTo( (
size.width() * 0.8660 ) / -2.0,
size.height() / 4.0 );
699 mPainterPath.lineTo( 0,
size.height() / 2.0 );
700 mPainterPath.lineTo( (
size.width() * 0.8660 ) / 2.0,
size.height() / 4.0 );
705 static constexpr double VERTEX_OFFSET_FROM_ORIGIN = 1.0 / ( 1 + M_SQRT2 );
706 mPainterPath.moveTo( (
size.width() * VERTEX_OFFSET_FROM_ORIGIN ) / -2.0,
size.height() / 2.0 );
707 mPainterPath.lineTo( (
size.width() * VERTEX_OFFSET_FROM_ORIGIN ) / 2.0,
size.height() / 2.0 );
708 mPainterPath.lineTo(
size.width() / 2.0, (
size.height() * VERTEX_OFFSET_FROM_ORIGIN ) / 2.0 );
709 mPainterPath.lineTo(
size.width() / 2.0, (
size.height() * VERTEX_OFFSET_FROM_ORIGIN ) / -2.0 );
710 mPainterPath.lineTo( (
size.width() * VERTEX_OFFSET_FROM_ORIGIN ) / 2.0,
size.height() / -2.0 );
711 mPainterPath.lineTo( (
size.width() * VERTEX_OFFSET_FROM_ORIGIN ) / -2.0,
size.height() / -2.0 );
712 mPainterPath.lineTo(
size.width() / -2.0, (
size.height() * VERTEX_OFFSET_FROM_ORIGIN ) / -2.0 );
713 mPainterPath.lineTo(
size.width() / -2.0, (
size.height() * VERTEX_OFFSET_FROM_ORIGIN ) / 2.0 );
714 mPainterPath.lineTo( (
size.width() * VERTEX_OFFSET_FROM_ORIGIN ) / -2.0,
size.height() / 2.0 );
720 const double inner_r = std::cos(
DEG2RAD( 72.0 ) ) / std::cos(
DEG2RAD( 36.0 ) );
721 mPainterPath.moveTo( (
size.width() * inner_r * std::sin(
DEG2RAD( 324.0 ) ) ) / 2.0, (
size.height() * inner_r * std::cos(
DEG2RAD( 324.0 ) ) ) / -2.0 );
722 mPainterPath.lineTo( (
size.width() * std::sin(
DEG2RAD( 288.0 ) ) ) / 2.0, (
size.height() * std::cos(
DEG2RAD( 288.0 ) ) ) / -2.0 );
723 mPainterPath.lineTo( (
size.width() * inner_r * std::sin(
DEG2RAD( 252.0 ) ) ) / 2.0, (
size.height() * inner_r * std::cos(
DEG2RAD( 252.0 ) ) ) / -2.0 );
724 mPainterPath.lineTo( (
size.width() * std::sin(
DEG2RAD( 216.0 ) ) ) / 2.0, (
size.height() * std::cos(
DEG2RAD( 216.0 ) ) ) / -2.0 );
725 mPainterPath.lineTo( 0, (
size.height() * inner_r ) / 2.0 );
726 mPainterPath.lineTo( (
size.width() * std::sin(
DEG2RAD( 144.0 ) ) ) / 2.0, (
size.height() * std::cos(
DEG2RAD( 144.0 ) ) ) / -2.0 );
727 mPainterPath.lineTo( (
size.width() * inner_r * std::sin(
DEG2RAD( 108.0 ) ) ) / 2.0, (
size.height() * inner_r * std::cos(
DEG2RAD( 108.0 ) ) ) / -2.0 );
728 mPainterPath.lineTo( (
size.width() * std::sin(
DEG2RAD( 72.0 ) ) ) / 2.0, (
size.height() * std::cos(
DEG2RAD( 72.0 ) ) ) / -2.0 );
729 mPainterPath.lineTo( (
size.width() * inner_r * std::sin(
DEG2RAD( 36.0 ) ) ) / 2.0, (
size.height() * inner_r * std::cos(
DEG2RAD( 36.0 ) ) ) / -2.0 );
730 mPainterPath.lineTo( 0,
size.height() / -2.0 );
731 mPainterPath.lineTo( (
size.width() * inner_r * std::sin(
DEG2RAD( 324.0 ) ) ) / 2.0, (
size.height() * inner_r * std::cos(
DEG2RAD( 324.0 ) ) ) / -2.0 );
767 if ( mSymbolWidth >= mSymbolHeight )
769 mSymbolHeight = mSymbolHeight *
size / mSymbolWidth;
774 mSymbolWidth = mSymbolWidth *
size / mSymbolHeight;
775 mSymbolHeight =
size;
795 mSymbolWidthUnit = unit;
796 mSymbolHeightUnit = unit;
797 mStrokeWidthUnit = unit;
803 if ( mSymbolWidthUnit != unit || mSymbolHeightUnit != unit || mStrokeWidthUnit != unit )
821 mSymbolWidthMapUnitScale = scale;
822 mSymbolHeightMapUnitScale = scale;
823 mStrokeWidthMapUnitScale = scale;
829 mSymbolWidthMapUnitScale == mSymbolHeightMapUnitScale &&
830 mSymbolHeightMapUnitScale == mStrokeWidthMapUnitScale )
832 return mSymbolWidthMapUnitScale;
839 const QSizeF
size = calculateSize( context );
841 bool hasDataDefinedRotation =
false;
844 calculateOffsetAndRotation( context,
size.width(),
size.height(), hasDataDefinedRotation,
offset,
angle );
846 QTransform transform;
849 transform.translate( point.x() +
offset.x(), point.y() +
offset.y() );
852 transform.rotate(
angle );
854 double penWidth = mStrokeWidth;
863 const double strokeWidth = exprVal.toDouble( &ok );
881 else if ( mStrokeStyle == Qt::NoPen )
887 QRectF symbolBounds = transform.mapRect( QRectF( -
size.width() / 2.0,
888 -
size.height() / 2.0,
893 symbolBounds.adjust( -penWidth / 2.0, -penWidth / 2.0,
894 penWidth / 2.0, penWidth / 2.0 );
948 QColor oc = mStrokeColor;
967 QPointF off( offsetX, offsetY );
970 double rotation = 0.0;
980 rotation = -rotation;
985 t.translate( shift.x() + offsetX, shift.y() + offsetY );
988 t.rotate( rotation );
999 const QgsPoint pt( t.map( QPointF( 0, 0 ) ) );
1006 const double stepsize = 2 * M_PI / 40;
1007 for (
int i = 0; i < 39; ++i )
1009 const double angle = stepsize * i;
1010 const double x = halfWidth * std::cos(
angle );
1011 const double y = halfHeight * std::sin(
angle );
1012 line <<
QgsPoint( t.map( QPointF( x, y ) ) );
1015 line << line.at( 0 );
1017 if ( mBrush.style() != Qt::NoBrush )
1019 if ( mPen.style() != Qt::NoPen )
1028 p <<
QgsPoint( t.map( QPointF( -halfWidth, -halfHeight ) ) )
1029 <<
QgsPoint( t.map( QPointF( halfWidth, -halfHeight ) ) )
1030 <<
QgsPoint( t.map( QPointF( halfWidth, halfHeight ) ) )
1031 <<
QgsPoint( t.map( QPointF( -halfWidth, halfHeight ) ) );
1034 if ( mBrush.style() != Qt::NoBrush )
1036 if ( mPen.style() != Qt::NoPen )
1042 if ( mPen.style() != Qt::NoPen )
1045 <<
QgsPoint( t.map( QPointF( -halfWidth, 0 ) ) )
1046 <<
QgsPoint( t.map( QPointF( halfWidth, 0 ) ) ),
1047 layerName, QStringLiteral(
"CONTINUOUS" ), oc,
strokeWidth );
1049 <<
QgsPoint( t.map( QPointF( 0, halfHeight ) ) )
1050 <<
QgsPoint( t.map( QPointF( 0, -halfHeight ) ) ),
1051 layerName, QStringLiteral(
"CONTINUOUS" ), oc,
strokeWidth );
1060 p <<
QgsPoint( t.map( QPointF( -halfWidth, -halfHeight ) ) )
1061 <<
QgsPoint( t.map( QPointF( halfWidth, -halfHeight ) ) )
1062 <<
QgsPoint( t.map( QPointF( 0, halfHeight ) ) );
1064 if ( mBrush.style() != Qt::NoBrush )
1066 if ( mPen.style() != Qt::NoPen )
1093 const QString cleaned = name.toLower().trimmed();
1095 if ( cleaned == QLatin1String(
"circle" ) )
1097 else if ( cleaned == QLatin1String(
"square" ) || cleaned == QLatin1String(
"rectangle" ) )
1099 else if ( cleaned == QLatin1String(
"diamond" ) )
1101 else if ( cleaned == QLatin1String(
"cross" ) )
1103 else if ( cleaned == QLatin1String(
"arrow" ) )
1105 else if ( cleaned == QLatin1String(
"half_arc" ) )
1107 else if ( cleaned == QLatin1String(
"triangle" ) )
1109 else if ( cleaned == QLatin1String(
"right_half_triangle" ) )
1111 else if ( cleaned == QLatin1String(
"left_half_triangle" ) )
1113 else if ( cleaned == QLatin1String(
"semi_circle" ) )
1115 else if ( cleaned == QLatin1String(
"third_circle" ) )
1117 else if ( cleaned == QLatin1String(
"quarter_circle" ) )
1119 else if ( cleaned == QLatin1String(
"pentagon" ) )
1121 else if ( cleaned == QLatin1String(
"hexagon" ) )
1123 else if ( cleaned == QLatin1String(
"octagon" ) )
1125 else if ( cleaned == QLatin1String(
"star" ) )
1126 return Star;
if ( ok )
1136 return QStringLiteral(
"circle" );
1138 return QStringLiteral(
"rectangle" );
1140 return QStringLiteral(
"diamond" );
1142 return QStringLiteral(
"cross" );
1144 return QStringLiteral(
"arrow" );
1146 return QStringLiteral(
"half_arc" );
1148 return QStringLiteral(
"triangle" );
1150 return QStringLiteral(
"right_half_triangle" );
1152 return QStringLiteral(
"left_half_triangle" );
1154 return QStringLiteral(
"semi_circle" );
1156 return QStringLiteral(
"third_circle" );
1158 return QStringLiteral(
"quarter_circle" );
1160 return QStringLiteral(
"pentagon" );
1162 return QStringLiteral(
"hexagon" );
1164 return QStringLiteral(
"octagon" );
1166 return QStringLiteral(
"star" );
1173 QList< Shape > shapes;
@ DynamicRotation
Rotation of symbol may be changed during rendering and symbol should not be cached.
RenderUnit
Rendering size units.
@ Millimeters
Millimeters.
@ Unknown
Mixed or unknown units.
@ MetersInMapUnits
Meters value as Map units.
QColor valueAsColor(int key, const QgsExpressionContext &context, const QColor &defaultColor=QColor(), bool *ok=nullptr) const
Calculates the current value of the property with the specified key and interprets it as a color.
double valueAsDouble(int key, const QgsExpressionContext &context, double defaultValue=0.0, bool *ok=nullptr) const
Calculates the current value of the property with the specified key and interprets it as a double.
QString valueAsString(int key, const QgsExpressionContext &context, const QString &defaultString=QString(), bool *ok=nullptr) const
Calculates the current value of the property with the specified key and interprets it as a string.
Exports QGIS layers to the DXF format.
void writeFilledCircle(const QString &layer, const QColor &color, const QgsPoint &pt, double radius)
Write filled circle (as hatch)
void writePolygon(const QgsRingSequence &polygon, const QString &layer, const QString &hatchPattern, const QColor &color)
Draw dxf filled polygon (HATCH)
void writePolyline(const QgsPointSequence &line, const QString &layer, const QString &lineStyleName, const QColor &color, double width=-1)
Draw dxf primitives (LWPOLYLINE)
A symbol layer for rendering objects with major and minor axis (e.g.
void setPenCapStyle(Qt::PenCapStyle style)
Sets the marker's stroke cap style (e.g., flat, round, etc).
bool writeDxf(QgsDxfExport &e, double mmMapUnitScaleFactor, const QString &layerName, QgsSymbolRenderContext &context, QPointF shift=QPointF(0.0, 0.0)) const override
write as DXF
void setStrokeWidth(double w)
void setSymbolHeightMapUnitScale(const QgsMapUnitScale &scale)
void setSymbolWidthMapUnitScale(const QgsMapUnitScale &scale)
QVariantMap properties() const override
Should be reimplemented by subclasses to return a string map that contains the configuration informat...
QRectF bounds(QPointF point, QgsSymbolRenderContext &context) override
Returns the approximate bounding box of the marker symbol layer, taking into account any data defined...
Qgis::RenderUnit outputUnit() const override
Returns the units to use for sizes and widths within the symbol layer.
void setSymbolWidth(double w)
void renderPoint(QPointF point, QgsSymbolRenderContext &context) override
Renders a marker at the specified point.
void toSld(QDomDocument &doc, QDomElement &element, const QVariantMap &props) const override
Saves the symbol layer as SLD.
double strokeWidth() const
void setStrokeColor(const QColor &c) override
Sets the stroke color for the symbol layer.
void setStrokeStyle(Qt::PenStyle strokeStyle)
static QgsEllipseSymbolLayer::Shape decodeShape(const QString &name, bool *ok=nullptr)
Attempts to decode a string representation of a shape name to the corresponding shape.
void setStrokeWidthUnit(Qgis::RenderUnit unit)
Sets the units for the symbol's stroke width.
void setSize(double size) override
Sets the symbol size.
QgsMapUnitScale mapUnitScale() const override
Shape
Marker symbol shapes.
@ ThirdCircle
Third Circle (since QGIS 3.28)
@ Pentagon
Pentagon (since QGIS 3.28)
@ Hexagon
Hexagon (since QGIS 3.28)
@ Cross
Stroke-only cross.
@ QuarterCircle
Quarter Circle (since QGIS 3.28)
@ HalfArc
Stroke-only half arc (since QGIS 3.20)
@ Arrow
Stroke-only arrow (since QGIS 3.20)
@ RightHalfTriangle
Right half of a triangle.
@ Star
Star (since QGIS 3.28)
@ Octagon
Octagon (since QGIS 3.28)
@ LeftHalfTriangle
Left half of a triangle.
QColor fillColor() const override
Returns the fill color for the symbol layer.
QgsEllipseSymbolLayer::Shape shape() const
Returns the shape for the rendered ellipse marker symbol.
bool usesMapUnits() const override
Returns true if the symbol layer has any components which use map unit based sizes.
void setFillColor(const QColor &c) override
Sets the fill color for the symbol layer.
void setShape(QgsEllipseSymbolLayer::Shape shape)
Sets the rendered ellipse marker shape.
static QList< QgsEllipseSymbolLayer::Shape > availableShapes()
Returns a list of all available shape types.
Qt::PenStyle strokeStyle() const
static QgsSymbolLayer * create(const QVariantMap &properties=QVariantMap())
Creates the symbol layer.
static QgsSymbolLayer * createFromSld(QDomElement &element)
void setOutputUnit(Qgis::RenderUnit unit) override
Sets the units to use for sizes and widths within the symbol layer.
static QString encodeShape(QgsEllipseSymbolLayer::Shape shape)
Encodes a shape to its string representation.
double symbolWidth() const
void setStrokeWidthMapUnitScale(const QgsMapUnitScale &scale)
void setSymbolHeightUnit(Qgis::RenderUnit unit)
Sets the units for the symbol's height.
void stopRender(QgsSymbolRenderContext &context) override
Called after a set of rendering operations has finished on the supplied render context.
QString layerType() const override
Returns a string that represents this layer type.
QColor strokeColor() const override
Returns the stroke color for the symbol layer.
void setPenJoinStyle(Qt::PenJoinStyle style)
Set stroke join style.
static bool shapeIsFilled(const QgsEllipseSymbolLayer::Shape &shape)
Returns true if a shape has a fill.
void setSymbolWidthUnit(Qgis::RenderUnit unit)
Sets the units for the symbol's width.
void startRender(QgsSymbolRenderContext &context) override
Called before a set of rendering operations commences on the supplied render context.
~QgsEllipseSymbolLayer() override
void setMapUnitScale(const QgsMapUnitScale &scale) override
double symbolHeight() const
void setSymbolHeight(double h)
void writeSldMarker(QDomDocument &doc, QDomElement &element, const QVariantMap &props) const override
Writes the symbol layer definition as a SLD XML element.
QgsEllipseSymbolLayer * clone() const override
Shall be reimplemented by subclasses to create a deep copy of the instance.
The feature class encapsulates a single feature including its unique ID, geometry and a list of field...
A geometry is the spatial representation of a feature.
Perform transforms between map coordinates and device coordinates.
double mapRotation() const
Returns the current map rotation in degrees (clockwise).
Struct for storing maximum and minimum scales for measurements in map units.
virtual void setSize(double size)
Sets the symbol size.
Qgis::RenderUnit mOffsetUnit
Offset units.
QPointF offset() const
Returns the marker's offset, which is the horizontal and vertical displacement which the rendered mar...
double mLineAngle
Line rotation angle (see setLineAngle() for details)
HorizontalAnchorPoint
Symbol horizontal anchor points.
void setOffsetUnit(Qgis::RenderUnit unit)
Sets the units for the symbol's offset.
void setAngle(double angle)
Sets the rotation angle for the marker.
Qgis::RenderUnit outputUnit() const override
Returns the units to use for sizes and widths within the symbol layer.
void setVerticalAnchorPoint(VerticalAnchorPoint v)
Sets the vertical anchor point for positioning the symbol.
QPointF mOffset
Marker offset.
void setHorizontalAnchorPoint(HorizontalAnchorPoint h)
Sets the horizontal anchor point for positioning the symbol.
QgsMapUnitScale mapUnitScale() const override
void setOffset(QPointF offset)
Sets the marker's offset, which is the horizontal and vertical displacement which the rendered marker...
void setSizeMapUnitScale(const QgsMapUnitScale &scale)
Sets the map unit scale for the symbol's size.
double size() const
Returns the symbol size.
QgsMapUnitScale mOffsetMapUnitScale
Offset map unit scale.
HorizontalAnchorPoint mHorizontalAnchorPoint
Horizontal anchor point.
static QPointF _rotatedOffset(QPointF offset, double angle)
Adjusts a marker offset to account for rotation.
QgsMapUnitScale mSizeMapUnitScale
Marker size map unit scale.
Qgis::RenderUnit mSizeUnit
Marker size unit.
void setOutputUnit(Qgis::RenderUnit unit) override
Sets the units to use for sizes and widths within the symbol layer.
void setSizeUnit(Qgis::RenderUnit unit)
Sets the units for the symbol's size.
VerticalAnchorPoint
Symbol vertical anchor points.
void markerOffset(QgsSymbolRenderContext &context, double &offsetX, double &offsetY) const
Calculates the required marker offset, including both the symbol offset and any displacement required...
VerticalAnchorPoint mVerticalAnchorPoint
Vertical anchor point.
void setOffsetMapUnitScale(const QgsMapUnitScale &scale)
Sets the map unit scale for the symbol's offset.
double mAngle
Marker rotation angle, in degrees clockwise from north.
void startRender(QgsSymbolRenderContext &context) override
Called before a set of rendering operations commences on the supplied render context.
double angle() const
Returns the rotation angle for the marker, in degrees clockwise from north.
void setMapUnitScale(const QgsMapUnitScale &scale) override
Point geometry type, with support for z-dimension and m-values.
QgsProperty property(int key) const override
Returns a matching property from the collection, if one exists.
QVariant value(int key, const QgsExpressionContext &context, const QVariant &defaultValue=QVariant()) const override
Returns the calculated value of the property with the specified key from within the collection.
bool isActive(int key) const override
Returns true if the collection contains an active property with the specified key.
A store for object properties.
QString asExpression() const
Returns an expression string representing the state of the property, or an empty string if the proper...
QVariant value(const QgsExpressionContext &context, const QVariant &defaultValue=QVariant(), bool *ok=nullptr) const
Calculates the current value of the property, including any transforms which are set for the property...
bool isActive() const
Returns whether the property is currently active.
double convertToPainterUnits(double size, Qgis::RenderUnit unit, const QgsMapUnitScale &scale=QgsMapUnitScale(), Qgis::RenderSubcomponentProperty property=Qgis::RenderSubcomponentProperty::Generic) const
Converts a size from the specified units to painter units (pixels).
QPainter * painter()
Returns the destination QPainter for the render operation.
QgsExpressionContext & expressionContext()
Gets the expression context.
const QgsMapToPixel & mapToPixel() const
Returns the context's map to pixel transform, which transforms between map coordinates and device coo...
QColor selectionColor() const
Returns the color to use when rendering selected features.
static bool rotationFromSldElement(QDomElement &element, QString &rotationFunc)
static QString encodePenStyle(Qt::PenStyle style)
static Qt::PenJoinStyle decodePenJoinStyle(const QString &str)
static QString encodeMapUnitScale(const QgsMapUnitScale &mapUnitScale)
static QColor decodeColor(const QString &str)
static QgsMapUnitScale decodeMapUnitScale(const QString &str)
static double rescaleUom(double size, Qgis::RenderUnit unit, const QVariantMap &props)
Rescales the given size based on the uomScale found in the props, if any is found,...
static Qt::PenCapStyle decodePenCapStyle(const QString &str)
static QString encodePenCapStyle(Qt::PenCapStyle style)
static QDomElement createVendorOptionElement(QDomDocument &doc, const QString &name, const QString &value)
static bool wellKnownMarkerFromSld(QDomElement &element, QString &name, QColor &color, QColor &strokeColor, Qt::PenStyle &strokeStyle, double &strokeWidth, double &size)
static void createDisplacementElement(QDomDocument &doc, QDomElement &element, QPointF offset)
static QString encodeColor(const QColor &color)
static Qgis::RenderUnit decodeSldUom(const QString &str, double *scaleFactor=nullptr)
Decodes a SLD unit of measure string to a render unit.
static void createGeometryElement(QDomDocument &doc, QDomElement &element, const QString &geomFunc)
static void wellKnownMarkerToSld(QDomDocument &doc, QDomElement &element, const QString &name, const QColor &color, const QColor &strokeColor, Qt::PenStyle strokeStyle, double strokeWidth=-1, double size=-1)
static Qt::PenStyle decodePenStyle(const QString &str)
static void createRotationElement(QDomDocument &doc, QDomElement &element, const QString &rotationFunc)
static QString encodePoint(QPointF point)
Encodes a QPointF to a string.
static QString encodePenJoinStyle(Qt::PenJoinStyle style)
static QgsStringMap getVendorOptionList(QDomElement &element)
static QPointF decodePoint(const QString &string)
Decodes a QSizeF from a string.
@ PropertyStrokeStyle
Stroke style (eg solid, dashed)
@ PropertyCapStyle
Line cap style.
@ PropertyAngle
Symbol angle.
@ PropertyJoinStyle
Line join style.
@ PropertyStrokeWidth
Stroke width.
@ PropertyFillColor
Fill color.
@ PropertyHeight
Symbol height.
@ PropertyName
Name, eg shape name for simple markers.
@ PropertyStrokeColor
Stroke color.
@ PropertyWidth
Symbol width.
bool shouldRenderUsingSelectionColor(const QgsSymbolRenderContext &context) const
Returns true if the symbol layer should be rendered using the selection color from the render context...
static const bool SELECTION_IS_OPAQUE
Whether styles for selected features ignore symbol alpha.
void copyDataDefinedProperties(QgsSymbolLayer *destLayer) const
Copies all data defined properties of this layer to another symbol layer.
void restoreOldDataDefinedProperties(const QVariantMap &stringMap)
Restores older data defined properties from string map.
virtual void setColor(const QColor &color)
Sets the "representative" color for the symbol layer.
virtual QColor color() const
Returns the "representative" color of the symbol layer.
void copyPaintEffect(QgsSymbolLayer *destLayer) const
Copies paint effect of this layer to another symbol layer.
QgsPropertyCollection mDataDefinedProperties
QgsPropertyCollection & dataDefinedProperties()
Returns a reference to the symbol layer's property collection, used for data defined overrides.
const QgsFeature * feature() const
Returns the current feature being rendered.
Qgis::SymbolRenderHints renderHints() const
Returns the rendering hint flags for the symbol.
void setOriginalValueVariable(const QVariant &value)
Sets the original value variable value for data defined symbology.
qreal opacity() const
Returns the opacity for the symbol.
QgsRenderContext & renderContext()
Returns a reference to the context's render context.
static Q_INVOKABLE Qgis::RenderUnit decodeRenderUnit(const QString &string, bool *ok=nullptr)
Decodes a render unit from a string.
static Q_INVOKABLE QString encodeUnit(Qgis::DistanceUnit unit)
Encodes a distance unit to a string.
static bool isNull(const QVariant &variant)
Returns true if the specified variant should be considered a NULL value.
bool qgsDoubleNear(double a, double b, double epsilon=4 *std::numeric_limits< double >::epsilon())
Compare two doubles (but allow some difference)
QMap< QString, QString > QgsStringMap
QVector< QgsPointSequence > QgsRingSequence
QVector< QgsPoint > QgsPointSequence
#define QgsDebugMsgLevel(str, level)