19#include "moc_qgsmeshlayerelevationproperties.cpp"
33 setDefaultProfileLineSymbol( color );
34 setDefaultProfileFillSymbol( color );
46 QDomElement element = document.createElement( QStringLiteral(
"elevation" ) );
48 element.setAttribute( QStringLiteral(
"symbology" ),
qgsEnumValueToKey( mSymbology ) );
49 if ( !std::isnan( mElevationLimit ) )
50 element.setAttribute( QStringLiteral(
"elevationLimit" ),
qgsDoubleToString( mElevationLimit ) );
59 element.setAttribute( QStringLiteral(
"includeLower" ), mFixedRange.
includeLower() ?
"1" :
"0" );
60 element.setAttribute( QStringLiteral(
"includeUpper" ), mFixedRange.
includeUpper() ?
"1" :
"0" );
65 QDomElement ranges = document.createElement( QStringLiteral(
"ranges" ) );
66 for (
auto it = mRangePerGroup.constBegin(); it != mRangePerGroup.constEnd(); ++it )
68 QDomElement range = document.createElement( QStringLiteral(
"range" ) );
69 range.setAttribute( QStringLiteral(
"group" ), it.key() );
70 range.setAttribute( QStringLiteral(
"lower" ),
qgsDoubleToString( it.value().lower() ) );
71 range.setAttribute( QStringLiteral(
"upper" ),
qgsDoubleToString( it.value().upper() ) );
72 range.setAttribute( QStringLiteral(
"includeLower" ), it.value().includeLower() ?
"1" :
"0" );
73 range.setAttribute( QStringLiteral(
"includeUpper" ), it.value().includeUpper() ?
"1" :
"0" );
74 ranges.appendChild( range );
76 element.appendChild( ranges );
84 QDomElement profileLineSymbolElement = document.createElement( QStringLiteral(
"profileLineSymbol" ) );
86 element.appendChild( profileLineSymbolElement );
88 QDomElement profileFillSymbolElement = document.createElement( QStringLiteral(
"profileFillSymbol" ) );
90 element.appendChild( profileFillSymbolElement );
92 parentElement.appendChild( element );
98 const QDomElement elevationElement = element.firstChildElement( QStringLiteral(
"elevation" ) ).toElement();
101 if ( elevationElement.hasAttribute( QStringLiteral(
"elevationLimit" ) ) )
102 mElevationLimit = elevationElement.attribute( QStringLiteral(
"elevationLimit" ) ).toDouble();
104 mElevationLimit = std::numeric_limits< double >::quiet_NaN();
112 const double lower = elevationElement.attribute( QStringLiteral(
"lower" ) ).toDouble();
113 const double upper = elevationElement.attribute( QStringLiteral(
"upper" ) ).toDouble();
114 const bool includeLower = elevationElement.attribute( QStringLiteral(
"includeLower" ) ).toInt();
115 const bool includeUpper = elevationElement.attribute( QStringLiteral(
"includeUpper" ) ).toInt();
116 mFixedRange =
QgsDoubleRange( lower, upper, includeLower, includeUpper );
122 mRangePerGroup.clear();
124 const QDomNodeList ranges = elevationElement.firstChildElement( QStringLiteral(
"ranges" ) ).childNodes();
125 for (
int i = 0; i < ranges.size(); ++i )
127 const QDomElement rangeElement = ranges.at( i ).toElement();
128 const int group = rangeElement.attribute( QStringLiteral(
"group" ) ).toInt();
129 const double lower = rangeElement.attribute( QStringLiteral(
"lower" ) ).toDouble();
130 const double upper = rangeElement.attribute( QStringLiteral(
"upper" ) ).toDouble();
131 const bool includeLower = rangeElement.attribute( QStringLiteral(
"includeLower" ) ).toInt();
132 const bool includeUpper = rangeElement.attribute( QStringLiteral(
"includeUpper" ) ).toInt();
133 mRangePerGroup.insert( group,
QgsDoubleRange( lower, upper, includeLower, includeUpper ) );
144 const QDomElement profileLineSymbolElement = elevationElement.firstChildElement( QStringLiteral(
"profileLineSymbol" ) ).firstChildElement( QStringLiteral(
"symbol" ) );
145 mProfileLineSymbol.reset( QgsSymbolLayerUtils::loadSymbol< QgsLineSymbol >( profileLineSymbolElement, context ) );
146 if ( !mProfileLineSymbol )
147 setDefaultProfileLineSymbol( defaultColor );
149 const QDomElement profileFillSymbolElement = elevationElement.firstChildElement( QStringLiteral(
"profileFillSymbol" ) ).firstChildElement( QStringLiteral(
"symbol" ) );
150 mProfileFillSymbol.reset( QgsSymbolLayerUtils::loadSymbol< QgsFillSymbol >( profileFillSymbolElement, context ) );
151 if ( !mProfileFillSymbol )
152 setDefaultProfileFillSymbol( defaultColor );
159 QStringList properties;
163 properties << tr(
"Elevation range: %1 to %2" ).arg( mFixedRange.
lower() ).arg( mFixedRange.
upper() );
168 for (
auto it = mRangePerGroup.constBegin(); it != mRangePerGroup.constEnd(); ++it )
170 properties << tr(
"Elevation for group %1: %2 to %3" ).arg( it.key() ).arg( it.value().lower() ).arg( it.value().upper() );
176 properties << tr(
"Scale: %1" ).arg(
mZScale );
177 properties << tr(
"Offset: %1" ).arg(
mZOffset );
180 return QStringLiteral(
"<li>%1</li>" ).arg( properties.join( QLatin1String(
"</li><li>" ) ) );
185 std::unique_ptr< QgsMeshLayerElevationProperties > res = std::make_unique< QgsMeshLayerElevationProperties >(
nullptr );
186 res->setMode( mMode );
187 res->setProfileLineSymbol( mProfileLineSymbol->clone() );
188 res->setProfileFillSymbol( mProfileFillSymbol->clone() );
189 res->setProfileSymbology( mSymbology );
190 res->setElevationLimit( mElevationLimit );
191 res->setFixedRange( mFixedRange );
192 res->setFixedRangePerGroup( mRangePerGroup );
193 res->copyCommonProperties(
this );
194 return res.release();
202 return mFixedRange.
overlaps( range );
206 for (
auto it = mRangePerGroup.constBegin(); it != mRangePerGroup.constEnd(); ++it )
208 if ( it.value().overlaps( range ) )
230 double lower = std::numeric_limits< double >::max();
231 double upper = std::numeric_limits< double >::min();
232 bool includeLower =
true;
233 bool includeUpper =
true;
234 for (
auto it = mRangePerGroup.constBegin(); it != mRangePerGroup.constEnd(); ++it )
236 if ( it.value().lower() < lower )
238 lower = it.value().lower();
239 includeLower = it.value().includeLower();
241 else if ( !includeLower && it.value().lower() == lower && it.value().includeLower() )
245 if ( it.value().upper() > upper )
247 upper = it.value().upper();
248 includeUpper = it.value().includeUpper();
250 else if ( !includeUpper && it.value().upper() == upper && it.value().includeUpper() )
255 return QgsDoubleRange( lower, upper, includeLower, includeUpper );
272 return { mFixedRange.
lower(), mFixedRange.
upper() };
274 return { mFixedRange.
lower() };
282 for (
auto it = mRangePerGroup.constBegin(); it != mRangePerGroup.constEnd(); ++it )
284 if ( it.value().isInfinite() )
287 if ( !res.contains( it.value().lower( ) ) )
288 res.append( it.value().lower() );
289 if ( !res.contains( it.value().upper( ) ) )
290 res.append( it.value().upper() );
292 std::sort( res.begin(), res.end() );
342 if ( range == mFixedRange )
351 return mRangePerGroup;
356 if ( ranges == mRangePerGroup )
359 mRangePerGroup = ranges;
365 return mProfileLineSymbol.get();
370 mProfileLineSymbol.reset( symbol );
377 return mProfileFillSymbol.get();
382 mProfileFillSymbol.reset( symbol );
389 if ( mSymbology == symbology )
392 mSymbology = symbology;
399 return mElevationLimit;
407 mElevationLimit = limit;
412void QgsMeshLayerElevationProperties::setDefaultProfileLineSymbol(
const QColor &color )
414 std::unique_ptr< QgsSimpleLineSymbolLayer > profileLineLayer = std::make_unique< QgsSimpleLineSymbolLayer >( color, 0.6 );
415 mProfileLineSymbol = std::make_unique< QgsLineSymbol>(
QgsSymbolLayerList( { profileLineLayer.release() } ) );
418void QgsMeshLayerElevationProperties::setDefaultProfileFillSymbol(
const QColor &color )
420 std::unique_ptr< QgsSimpleFillSymbolLayer > profileFillLayer = std::make_unique< QgsSimpleFillSymbolLayer >( color );
421 profileFillLayer->setStrokeStyle( Qt::NoPen );
422 mProfileFillSymbol = std::make_unique< QgsFillSymbol>(
QgsSymbolLayerList( { profileFillLayer.release() } ) );
MeshElevationMode
Mesh layer elevation modes.
@ FromVertices
Elevation should be taken from mesh vertices.
@ FixedRangePerGroup
Layer has a fixed (manually specified) elevation range per group.
@ FixedElevationRange
Layer has a fixed elevation range.
ProfileSurfaceSymbology
Surface symbology type for elevation profile plots.
@ Line
The elevation surface will be rendered using a line symbol.
static QgsColorSchemeRegistry * colorSchemeRegistry()
Returns the application's color scheme registry, used for managing color schemes.
QColor fetchRandomStyleColor() const
Returns a random color for use with a new symbol style (e.g.
QgsRange which stores a range of double values.
bool isInfinite() const
Returns true if the range consists of all possible values.
A fill symbol type, for rendering Polygon and MultiPolygon geometries.
A line symbol type, for rendering LineString and MultiLineString geometries.
Base class for storage of map layer elevation properties.
void writeCommonProperties(QDomElement &element, QDomDocument &doc, const QgsReadWriteContext &context)
Writes common class properties to a DOM element, to be used later with readXml().
void readCommonProperties(const QDomElement &element, const QgsReadWriteContext &context)
Reads common class properties from a DOM element previously written by writeXml().
void changed()
Emitted when any of the elevation properties have changed.
void profileRenderingPropertyChanged()
Emitted when any of the elevation properties which relate solely to presentation of elevation results...
@ FlagDontInvalidateCachedRendersWhenRangeChanges
Any cached rendering will not be invalidated when z range context is modified.
Base class for all map layer types.
Mesh layer specific subclass of QgsMapLayerElevationProperties.
QDomElement writeXml(QDomElement &element, QDomDocument &doc, const QgsReadWriteContext &context) override
Writes the properties to a DOM element, to be used later with readXml().
QgsLineSymbol * profileLineSymbol() const
Returns the line symbol used to render the mesh profile in elevation profile plots.
QgsDoubleRange fixedRange() const
Returns the fixed elevation range for the mesh.
bool hasElevation() const override
Returns true if the layer has an elevation or z component.
bool isVisibleInZRange(const QgsDoubleRange &range, QgsMapLayer *layer=nullptr) const override
Returns true if the layer should be visible and rendered for the specified z range.
Qgis::MeshElevationMode mode() const
Returns the elevation mode.
void setFixedRangePerGroup(const QMap< int, QgsDoubleRange > &ranges)
Sets the fixed elevation range for each group.
QgsMeshLayerElevationProperties * clone() const override
Creates a clone of the properties.
void setElevationLimit(double limit)
Sets the elevation limit, which is used when profileSymbology() is Qgis::ProfileSurfaceSymbology::Fil...
QList< double > significantZValues(QgsMapLayer *layer) const override
Returns a list of significant elevation/z-values for the specified layer, using the settings defined ...
QgsFillSymbol * profileFillSymbol() const
Returns the fill symbol used to render the mesh profile in elevation profile plots.
void setProfileSymbology(Qgis::ProfileSurfaceSymbology symbology)
Sets the symbology option used to render the mesh profile in elevation profile plots.
void setProfileFillSymbol(QgsFillSymbol *symbol)
Sets the fill symbol used to render the mesh profile in elevation profile plots.
void setProfileLineSymbol(QgsLineSymbol *symbol)
Sets the line symbol used to render the mesh profile in elevation profile plots.
~QgsMeshLayerElevationProperties() override
QgsMeshLayerElevationProperties(QObject *parent)
Constructor for QgsMeshLayerElevationProperties, with the specified parent object.
void setMode(Qgis::MeshElevationMode mode)
Sets the elevation mode.
QMap< int, QgsDoubleRange > fixedRangePerGroup() const
Returns the fixed elevation range for each group.
QString htmlSummary() const override
Returns a HTML formatted summary of the properties.
QgsMapLayerElevationProperties::Flags flags() const override
Returns flags associated to the elevation properties.
void setFixedRange(const QgsDoubleRange &range)
Sets the fixed elevation range for the mesh.
bool showByDefaultInElevationProfilePlots() const override
Returns true if the layer should be visible by default in newly created elevation profile plots.
bool readXml(const QDomElement &element, const QgsReadWriteContext &context) override
Reads the elevation properties from a DOM element previously written by writeXml().
double elevationLimit() const
Returns the elevation limit, which is used when profileSymbology() is Qgis::ProfileSurfaceSymbology::...
QgsDoubleRange calculateZRange(QgsMapLayer *layer) const override
Attempts to calculate the overall elevation or z range for the specified layer, using the settings de...
bool includeUpper() const
Returns true if the upper bound is inclusive, or false if the upper bound is exclusive.
bool overlaps(const QgsRange< T > &other) const
Returns true if this range overlaps another range.
T lower() const
Returns the lower bound of the range.
bool includeLower() const
Returns true if the lower bound is inclusive, or false if the lower bound is exclusive.
T upper() const
Returns the upper bound of the range.
The class is used as a container of context for various read/write operations on other objects.
static QDomElement saveSymbol(const QString &symbolName, const QgsSymbol *symbol, QDomDocument &doc, const QgsReadWriteContext &context)
Writes a symbol definition to XML.
T qgsEnumKeyToValue(const QString &key, const T &defaultValue, bool tryValueAsKey=true, bool *returnOk=nullptr)
Returns the value corresponding to the given key of an enum.
QString qgsDoubleToString(double a, int precision=17)
Returns a string representation of a double.
QString qgsEnumValueToKey(const T &value, bool *returnOk=nullptr)
Returns the value for the given key of an enum.
#define BUILTIN_UNREACHABLE
bool qgsDoubleNear(double a, double b, double epsilon=4 *std::numeric_limits< double >::epsilon())
Compare two doubles (but allow some difference)
QList< QgsSymbolLayer * > QgsSymbolLayerList