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fix layout tests

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NEDJIMAbelgacem 2022-07-28 17:27:06 +01:00 committed by Martin Dobias
parent 789a83cd37
commit 83cf5fab0b
3 changed files with 50 additions and 44 deletions
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7
python/core/auto_generated/pointcloud/qgspointcloudrenderer.sip.in
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@ -588,9 +588,12 @@ Retrieves the z value for the point at index ``i``.
Draws a point using a ``color`` at the specified ``x`` and ``y`` (in map coordinates).
%End
QColor encodeElevation( float z ) const;
void drawPointToElevationMap( double x, double y, double z, QgsPointCloudRenderContext &context ) const;
%Docstring
Draws a point at the elevation ``z`` using at the specified ``x`` and ``y`` (in map coordinates) on the elevation map.
.. versionadded:: 3.28
%End
void copyCommonProperties( QgsPointCloudRenderer *destination ) const;
%Docstring

40
src/core/pointcloud/qgspointcloudrenderer.cpp
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@ -159,6 +159,46 @@ QStringList QgsPointCloudRenderer::legendRuleKeys() const
return QStringList();
}
void QgsPointCloudRenderer::drawPointToElevationMap( double x, double y, double z, QgsPointCloudRenderContext &context ) const
{
const QPointF originalXY( x, y );
context.renderContext().mapToPixel().transformInPlace( x, y );
QPainter *elevationPainter = context.elevationPainter();
const double zMin = -5000;//context.zMin();//-37.2;
const double zMax = +5000;//context.zMax();// 532.87;
float zFloat = ( z - zMin ) / ( zMax - zMin );
zFloat = std::max<double>( 0.0, std::min<double>( 1.0, zFloat ) );
context.updateZRange( zFloat );
QColor c;
c.setRedF( zFloat );
zFloat *= std::pow<float>( 2, 8 );
zFloat -= ( int )zFloat;
c.setGreenF( zFloat );
zFloat *= std::pow<float>( 2, 8 );
zFloat -= ( int )zFloat;
c.setBlueF( zFloat );
c.setAlphaF( 1.0f );
QBrush brush( c );
switch ( mPointSymbol )
{
case Qgis::PointCloudSymbol::Square:
elevationPainter->fillRect( QRectF( x - mPainterPenWidth * 0.5,
y - mPainterPenWidth * 0.5,
mPainterPenWidth, mPainterPenWidth ), brush );
break;
case Qgis::PointCloudSymbol::Circle:
elevationPainter->setBrush( brush );
elevationPainter->setPen( Qt::NoPen );
elevationPainter->drawEllipse( QRectF( x - mPainterPenWidth * 0.5,
y - mPainterPenWidth * 0.5,
mPainterPenWidth, mPainterPenWidth ) );
break;
};
}
void QgsPointCloudRenderer::copyCommonProperties( QgsPointCloudRenderer *destination ) const
{
destination->setPointSize( mPointSize );

47
src/core/pointcloud/qgspointcloudrenderer.h
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@ -749,48 +749,11 @@ class CORE_EXPORT QgsPointCloudRenderer
};
}
QColor encodeElevation( float z ) const
{
QColor c;
c.setRedF( z );
z *= std::pow<float>( 2, 8 );
z -= ( int )z;
c.setGreenF( z );
z *= std::pow<float>( 2, 8 );
z -= ( int )z;
c.setBlueF( z );
c.setAlphaF( 1.0f );
return c;
}
void drawPointToElevationMap( double x, double y, double z, QgsPointCloudRenderContext &context ) const
{
const QPointF originalXY( x, y );
context.renderContext().mapToPixel().transformInPlace( x, y );
QPainter *elevationPainter = context.elevationPainter();
const double zMin = -5000;//context.zMin();//-37.2;
const double zMax = +5000;//context.zMax();// 532.87;
float zFloat = ( z - zMin ) / ( zMax - zMin );
zFloat = std::max<double>( 0.0, std::min<double>( 1.0, zFloat ) );
context.updateZRange( zFloat );
QBrush brush( encodeElevation( zFloat ) );
switch ( mPointSymbol )
{
case Qgis::PointCloudSymbol::Square:
elevationPainter->fillRect( QRectF( x - mPainterPenWidth * 0.5,
y - mPainterPenWidth * 0.5,
mPainterPenWidth, mPainterPenWidth ), brush );
break;
case Qgis::PointCloudSymbol::Circle:
elevationPainter->setBrush( brush );
elevationPainter->setPen( Qt::NoPen );
elevationPainter->drawEllipse( QRectF( x - mPainterPenWidth * 0.5,
y - mPainterPenWidth * 0.5,
mPainterPenWidth, mPainterPenWidth ) );
break;
};
}
/**
* Draws a point at the elevation \a z using at the specified \a x and \a y (in map coordinates) on the elevation map.
* \since QGIS 3.28
*/
void drawPointToElevationMap( double x, double y, double z, QgsPointCloudRenderContext &context ) const;
/**
* Copies common point cloud properties (such as point size and screen error) to the \a destination renderer.