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[symbology] Use static QStrings for data defined keys rather than 

creating new strings with every redraw (pt 1)
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@nyalldawson
nyalldawson committed May 23, 2015
1 parent 2c5c866 commit 10239a0e60c673f91211632585e9fbb50d69cdc7
78 src/core/symbology-ng/qgsellipsesymbollayerv2.cpp
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@@ -172,31 +172,31 @@ QgsSymbolLayerV2* QgsEllipseSymbolLayerV2::create( const QgsStringMap& propertie
//compatibility with old project file format
if ( !properties["width_field"].isEmpty() )
{
layer->setDataDefinedProperty( "width", new QgsDataDefined( properties["width_field"] ) );
layer->setDataDefinedProperty( QgsSymbolLayerV2::EXPR_WIDTH, new QgsDataDefined( properties["width_field"] ) );
}
if ( !properties["height_field"].isEmpty() )
{
layer->setDataDefinedProperty( "height", new QgsDataDefined( properties["height_field"] ) );
layer->setDataDefinedProperty( QgsSymbolLayerV2::EXPR_HEIGHT, new QgsDataDefined( properties["height_field"] ) );
}
if ( !properties["rotation_field"].isEmpty() )
{
layer->setDataDefinedProperty( "rotation", new QgsDataDefined( properties["rotation_field"] ) );
layer->setDataDefinedProperty( QgsSymbolLayerV2::EXPR_ROTATION, new QgsDataDefined( properties["rotation_field"] ) );
}
if ( !properties["outline_width_field"].isEmpty() )
{
layer->setDataDefinedProperty( "outline_width", new QgsDataDefined( properties[ "outline_width_field" ] ) );
layer->setDataDefinedProperty( QgsSymbolLayerV2::EXPR_OUTLINE_WIDTH, new QgsDataDefined( properties[ "outline_width_field" ] ) );
}
if ( !properties["fill_color_field"].isEmpty() )
{
layer->setDataDefinedProperty( "fill_color", new QgsDataDefined( properties["fill_color_field"] ) );
layer->setDataDefinedProperty( QgsSymbolLayerV2::EXPR_FILL_COLOR, new QgsDataDefined( properties["fill_color_field"] ) );
}
if ( !properties["outline_color_field"].isEmpty() )
{
layer->setDataDefinedProperty( "outline_color", new QgsDataDefined( properties["outline_color_field"] ) );
layer->setDataDefinedProperty( QgsSymbolLayerV2::EXPR_OUTLINE_COLOR, new QgsDataDefined( properties["outline_color_field"] ) );
}
if ( !properties["symbol_name_field"].isEmpty() )
{
layer->setDataDefinedProperty( "symbol_name", new QgsDataDefined( properties["symbol_name_field"] ) );
layer->setDataDefinedProperty( QgsSymbolLayerV2::EXPR_SYMBOL_NAME, new QgsDataDefined( properties["symbol_name_field"] ) );
}

return layer;
@@ -205,41 +205,41 @@ QgsSymbolLayerV2* QgsEllipseSymbolLayerV2::create( const QgsStringMap& propertie
void QgsEllipseSymbolLayerV2::renderPoint( const QPointF& point, QgsSymbolV2RenderContext& context )
{
bool ok;
if ( hasDataDefinedProperty( "outline_width" ) )
if ( hasDataDefinedProperty( QgsSymbolLayerV2::EXPR_OUTLINE_WIDTH ) )
{
double width = evaluateDataDefinedProperty( "outline_width", context.feature(), mOutlineWidth ).toDouble();
double width = evaluateDataDefinedProperty( QgsSymbolLayerV2::EXPR_OUTLINE_WIDTH, context.feature(), mOutlineWidth ).toDouble();
width *= QgsSymbolLayerV2Utils::lineWidthScaleFactor( context.renderContext(), mOutlineWidthUnit, mOutlineWidthMapUnitScale );
mPen.setWidthF( width );
}
if ( hasDataDefinedProperty( "outline_style" ) )
if ( hasDataDefinedProperty( QgsSymbolLayerV2::EXPR_OUTLINE_STYLE ) )
{
QString styleString = evaluateDataDefinedProperty( "outline_style", context.feature(), QVariant(), &ok ).toString();
QString styleString = evaluateDataDefinedProperty( QgsSymbolLayerV2::EXPR_OUTLINE_STYLE, context.feature(), QVariant(), &ok ).toString();
if ( ok )
{
Qt::PenStyle style = QgsSymbolLayerV2Utils::decodePenStyle( styleString );
mPen.setStyle( style );
}
}
if ( hasDataDefinedProperty( "fill_color" ) )
if ( hasDataDefinedProperty( QgsSymbolLayerV2::EXPR_FILL_COLOR ) )
{
QString colorString = evaluateDataDefinedProperty( "fill_color", context.feature(), QVariant(), &ok ).toString();
QString colorString = evaluateDataDefinedProperty( QgsSymbolLayerV2::EXPR_FILL_COLOR, context.feature(), QVariant(), &ok ).toString();
if ( ok )
mBrush.setColor( QColor( QgsSymbolLayerV2Utils::decodeColor( colorString ) ) );
}
if ( hasDataDefinedProperty( "outline_color" ) )
if ( hasDataDefinedProperty( QgsSymbolLayerV2::EXPR_OUTLINE_COLOR ) )
{
QString colorString = evaluateDataDefinedProperty( "outline_color", context.feature(), QVariant(), &ok ).toString();
QString colorString = evaluateDataDefinedProperty( QgsSymbolLayerV2::EXPR_OUTLINE_COLOR, context.feature(), QVariant(), &ok ).toString();
if ( ok )
mPen.setColor( QColor( QgsSymbolLayerV2Utils::decodeColor( colorString ) ) );
}
double scaledWidth = mSymbolWidth;
double scaledHeight = mSymbolHeight;
if ( hasDataDefinedProperty( "width" ) || hasDataDefinedProperty( "height" ) || hasDataDefinedProperty( "symbol_name" ) )
if ( hasDataDefinedProperty( QgsSymbolLayerV2::EXPR_WIDTH ) || hasDataDefinedProperty( QgsSymbolLayerV2::EXPR_HEIGHT ) || hasDataDefinedProperty( QgsSymbolLayerV2::EXPR_SYMBOL_NAME ) )
{
QString symbolName = mSymbolName;
if ( hasDataDefinedProperty( "symbol_name" ) )
if ( hasDataDefinedProperty( QgsSymbolLayerV2::EXPR_SYMBOL_NAME ) )
{
symbolName = evaluateDataDefinedProperty( "symbol_name", context.feature(), mSymbolName ).toString();
symbolName = evaluateDataDefinedProperty( QgsSymbolLayerV2::EXPR_SYMBOL_NAME, context.feature(), mSymbolName ).toString();
}
preparePath( symbolName, context, &scaledWidth, &scaledHeight, context.feature() );
}
@@ -258,9 +258,9 @@ void QgsEllipseSymbolLayerV2::renderPoint( const QPointF& point, QgsSymbolV2Rend

//priority for rotation: 1. data defined symbol level, 2. symbol layer rotation (mAngle)
double rotation = 0.0;
if ( hasDataDefinedProperty( "rotation" ) )
if ( hasDataDefinedProperty( QgsSymbolLayerV2::EXPR_ROTATION ) )
{
rotation = evaluateDataDefinedProperty( "rotation", context.feature(), mAngle ).toDouble() + mLineAngle;
rotation = evaluateDataDefinedProperty( QgsSymbolLayerV2::EXPR_ROTATION, context.feature(), mAngle ).toDouble() + mLineAngle;
}
else if ( !qgsDoubleNear( mAngle + mLineAngle, 0.0 ) )
{
@@ -336,7 +336,7 @@ void QgsEllipseSymbolLayerV2::writeSldMarker( QDomDocument &doc, QDomElement &el
graphicElem.appendChild( factorElem );

// <Rotation>
QgsDataDefined* ddRotation = getDataDefinedProperty( "rotation" );
QgsDataDefined* ddRotation = getDataDefinedProperty( QgsSymbolLayerV2::EXPR_ROTATION );

QString angleFunc = props.value( "angle", "" );
if ( angleFunc.isEmpty() ) // symbol has no angle set
@@ -460,9 +460,9 @@ void QgsEllipseSymbolLayerV2::preparePath( const QString& symbolName, QgsSymbolV

double width = 0;

if ( hasDataDefinedProperty( "width" ) ) //1. priority: data defined setting on symbol layer le
if ( hasDataDefinedProperty( QgsSymbolLayerV2::EXPR_WIDTH ) ) //1. priority: data defined setting on symbol layer le
{
width = evaluateDataDefinedProperty( "width", f, mSymbolWidth ).toDouble();
width = evaluateDataDefinedProperty( QgsSymbolLayerV2::EXPR_WIDTH, f, mSymbolWidth ).toDouble();
}
else if ( context.renderHints() & QgsSymbolV2::DataDefinedSizeScale ) //2. priority: is data defined size on symbol level
{
@@ -479,9 +479,9 @@ void QgsEllipseSymbolLayerV2::preparePath( const QString& symbolName, QgsSymbolV
width *= QgsSymbolLayerV2Utils::lineWidthScaleFactor( ct, mSymbolWidthUnit, mSymbolHeightMapUnitScale );

double height = 0;
if ( hasDataDefinedProperty( "height" ) ) //1. priority: data defined setting on symbol layer level
if ( hasDataDefinedProperty( QgsSymbolLayerV2::EXPR_HEIGHT ) ) //1. priority: data defined setting on symbol layer level
{
height = evaluateDataDefinedProperty( "height", f, mSymbolHeight ).toDouble();
height = evaluateDataDefinedProperty( QgsSymbolLayerV2::EXPR_HEIGHT, f, mSymbolHeight ).toDouble();
}
else if ( context.renderHints() & QgsSymbolV2::DataDefinedSizeScale ) //2. priority: is data defined size on symbol level
{
@@ -563,9 +563,9 @@ bool QgsEllipseSymbolLayerV2::writeDxf( QgsDxfExport& e, double mmMapUnitScaleFa
//width
double symbolWidth = mSymbolWidth;

if ( hasDataDefinedProperty( "width" ) ) //1. priority: data defined setting on symbol layer le
if ( hasDataDefinedProperty( QgsSymbolLayerV2::EXPR_WIDTH ) ) //1. priority: data defined setting on symbol layer le
{
symbolWidth = evaluateDataDefinedProperty( "width", f, mSymbolWidth ).toDouble();
symbolWidth = evaluateDataDefinedProperty( QgsSymbolLayerV2::EXPR_WIDTH, f, mSymbolWidth ).toDouble();
}
else if ( context->renderHints() & QgsSymbolV2::DataDefinedSizeScale ) //2. priority: is data defined size on symbol level
{
@@ -578,9 +578,9 @@ bool QgsEllipseSymbolLayerV2::writeDxf( QgsDxfExport& e, double mmMapUnitScaleFa

//height
double symbolHeight = mSymbolHeight;
if ( hasDataDefinedProperty( "height" ) ) //1. priority: data defined setting on symbol layer level
if ( hasDataDefinedProperty( QgsSymbolLayerV2::EXPR_HEIGHT ) ) //1. priority: data defined setting on symbol layer level
{
symbolHeight = evaluateDataDefinedProperty( "height", f, mSymbolHeight ).toDouble();
symbolHeight = evaluateDataDefinedProperty( QgsSymbolLayerV2::EXPR_HEIGHT, f, mSymbolHeight ).toDouble();
}
else if ( context->renderHints() & QgsSymbolV2::DataDefinedSizeScale ) //2. priority: is data defined size on symbol level
{
@@ -594,9 +594,9 @@ bool QgsEllipseSymbolLayerV2::writeDxf( QgsDxfExport& e, double mmMapUnitScaleFa
//outline width
double outlineWidth = mOutlineWidth;

if ( hasDataDefinedProperty( "outline_width" ) )
if ( hasDataDefinedProperty( QgsSymbolLayerV2::EXPR_OUTLINE_WIDTH ) )
{
outlineWidth = evaluateDataDefinedProperty( "outline_width", f, mOutlineWidth ).toDouble();
outlineWidth = evaluateDataDefinedProperty( QgsSymbolLayerV2::EXPR_OUTLINE_WIDTH, f, mOutlineWidth ).toDouble();
}
if ( mOutlineWidthUnit == QgsSymbolV2::MM )
{
@@ -606,27 +606,27 @@ bool QgsEllipseSymbolLayerV2::writeDxf( QgsDxfExport& e, double mmMapUnitScaleFa
//fill color
bool ok;
QColor fc = mFillColor;
if ( hasDataDefinedProperty( "fill_color" ) )
if ( hasDataDefinedProperty( QgsSymbolLayerV2::EXPR_FILL_COLOR ) )
{
QString colorString = evaluateDataDefinedProperty( "fill_color", f, QVariant(), &ok ).toString();
QString colorString = evaluateDataDefinedProperty( QgsSymbolLayerV2::EXPR_FILL_COLOR, f, QVariant(), &ok ).toString();
if ( ok )
fc = QColor( colorString );
}

//outline color
QColor oc = mOutlineColor;
if ( hasDataDefinedProperty( "outline_color" ) )
if ( hasDataDefinedProperty( QgsSymbolLayerV2::EXPR_OUTLINE_COLOR ) )
{
QString colorString = evaluateDataDefinedProperty( "outline_color", f, QVariant(), &ok ).toString();
QString colorString = evaluateDataDefinedProperty( QgsSymbolLayerV2::EXPR_OUTLINE_COLOR, f, QVariant(), &ok ).toString();
if ( ok )
oc = QColor( colorString );
}

//symbol name
QString symbolName = mSymbolName;
if ( hasDataDefinedProperty( "symbol_name" ) )
if ( hasDataDefinedProperty( QgsSymbolLayerV2::EXPR_SYMBOL_NAME ) )
{
symbolName = evaluateDataDefinedProperty( "symbol_name", f, mSymbolName ).toString();
symbolName = evaluateDataDefinedProperty( QgsSymbolLayerV2::EXPR_SYMBOL_NAME, f, mSymbolName ).toString();
}

//offset
@@ -637,9 +637,9 @@ bool QgsEllipseSymbolLayerV2::writeDxf( QgsDxfExport& e, double mmMapUnitScaleFa

//priority for rotation: 1. data defined symbol level, 2. symbol layer rotation (mAngle)
double rotation = 0.0;
if ( hasDataDefinedProperty( "rotation" ) )
if ( hasDataDefinedProperty( QgsSymbolLayerV2::EXPR_ROTATION ) )
{
rotation = evaluateDataDefinedProperty( "rotation", f, mAngle ).toDouble() + mLineAngle;
rotation = evaluateDataDefinedProperty( QgsSymbolLayerV2::EXPR_ROTATION, f, mAngle ).toDouble() + mLineAngle;
}
else if ( !qgsDoubleNear( mAngle + mLineAngle, 0.0 ) )
{

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