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Added vector field symbol layer and widget
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,106 @@ | ||
| /*************************************************************************** | ||
| qgsvectorfieldsymbollayer.cpp | ||
| ----------------------------- | ||
| begin : Octorer 25, 2011 | ||
| copyright : (C) 2011 by Marco Hugentobler | ||
| email : marco dot hugentobler at sourcepole dot ch | ||
| ***************************************************************************/ | ||
|
|
||
| /*************************************************************************** | ||
| * * | ||
| * This program is free software; you can redistribute it and/or modify * | ||
| * it under the terms of the GNU General Public License as published by * | ||
| * the Free Software Foundation; either version 2 of the License, or * | ||
| * (at your option) any later version. * | ||
| * * | ||
| ***************************************************************************/ | ||
|
|
||
| #include "qgsvectorfieldsymbollayer.h" | ||
|
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| QgsVectorFieldSymbolLayer::QgsVectorFieldSymbolLayer(): mXAttribute( -1 ), mYAttribute( -1 ), mScale( 1.0 ), | ||
| mVectorFieldType( Cartesian ), mAngleOrientation( ClockwiseFromNorth ), mAngleUnits( Degrees ) | ||
| { | ||
| setSubSymbol( new QgsLineSymbolV2() ); | ||
| } | ||
|
|
||
| QgsVectorFieldSymbolLayer::~QgsVectorFieldSymbolLayer() | ||
| { | ||
| } | ||
|
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||
| QgsSymbolLayerV2* QgsVectorFieldSymbolLayer::create( const QgsStringMap& properties ) | ||
| { | ||
| QgsVectorFieldSymbolLayer* symbolLayer = new QgsVectorFieldSymbolLayer(); | ||
| if ( properties.contains( "x_attribute" ) ) | ||
| { | ||
| symbolLayer->setXAttribute( properties["x_attribute"].toInt() ); | ||
| } | ||
| if ( properties.contains( "y_attribute" ) ) | ||
| { | ||
| symbolLayer->setYAttribute( properties["y_attribute"].toInt() ); | ||
| } | ||
| if ( properties.contains( "scale" ) ) | ||
| { | ||
| symbolLayer->setScale( properties["scale"].toDouble() ); | ||
| } | ||
| if ( properties.contains( "vector_field_type" ) ) | ||
| { | ||
| symbolLayer->setVectorFieldType(( VectorFieldType )( properties["vector_field_type"].toInt() ) ); | ||
| } | ||
| if ( properties.contains( "angle_orientation" ) ) | ||
| { | ||
| symbolLayer->setAngleOrientation(( AngleOrientation )( properties["angle_orientation"].toInt() ) ); | ||
| } | ||
| if ( properties.contains( "angle_units" ) ) | ||
| { | ||
| symbolLayer->setAngleUnits(( AngleUnits )( properties["angle_units"].toInt() ) ); | ||
| } | ||
| return symbolLayer; | ||
| } | ||
|
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||
| bool QgsVectorFieldSymbolLayer::setSubSymbol( QgsSymbolV2* symbol ) | ||
| { | ||
| if ( symbol->type() == QgsSymbolV2::Line ) | ||
| { | ||
| mLineSymbol = static_cast<QgsLineSymbolV2*>( symbol ); | ||
| return true; | ||
| } | ||
| return false; | ||
| } | ||
|
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| void QgsVectorFieldSymbolLayer::renderPoint( const QPointF& point, QgsSymbolV2RenderContext& context ) | ||
| { | ||
| //soon... | ||
| } | ||
|
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| void QgsVectorFieldSymbolLayer::startRender( QgsSymbolV2RenderContext& context ) | ||
| { | ||
| if ( mLineSymbol ) | ||
| { | ||
| mLineSymbol->startRender( context.renderContext() ); | ||
| } | ||
| } | ||
|
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| void QgsVectorFieldSymbolLayer::stopRender( QgsSymbolV2RenderContext& context ) | ||
| { | ||
| if ( mLineSymbol ) | ||
| { | ||
| mLineSymbol->stopRender( context.renderContext() ); | ||
| } | ||
| } | ||
|
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| QgsSymbolLayerV2* QgsVectorFieldSymbolLayer::clone() const | ||
| { | ||
| return QgsVectorFieldSymbolLayer::create( properties() ); | ||
| } | ||
|
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| QgsStringMap QgsVectorFieldSymbolLayer::properties() const | ||
| { | ||
| QgsStringMap properties; | ||
| properties["x_attribute"] = QString::number( mXAttribute ); | ||
| properties["y_attribute"] = QString::number( mYAttribute ); | ||
| properties["scale"] = QString::number( mScale ); | ||
| properties["vector_field_type"] = QString::number( mVectorFieldType ); | ||
| properties["angle_orientation"] = QString::number( mAngleOrientation ); | ||
| properties["angle_units"] = QString::number( mAngleUnits ); | ||
| return properties; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,88 @@ | ||
| /*************************************************************************** | ||
| qgsvectorfieldsymbollayer.h | ||
| ------------------------- | ||
| begin : Octorer 25, 2011 | ||
| copyright : (C) 2011 by Marco Hugentobler | ||
| email : marco dot hugentobler at sourcepole dot ch | ||
| ***************************************************************************/ | ||
|
|
||
| /*************************************************************************** | ||
| * * | ||
| * This program is free software; you can redistribute it and/or modify * | ||
| * it under the terms of the GNU General Public License as published by * | ||
| * the Free Software Foundation; either version 2 of the License, or * | ||
| * (at your option) any later version. * | ||
| * * | ||
| ***************************************************************************/ | ||
|
|
||
| #ifndef QGSVECTORFIELDSYMBOLLAYER_H | ||
| #define QGSVECTORFIELDSYMBOLLAYER_H | ||
|
|
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| #include "qgssymbollayerv2.h" | ||
|
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| /**A symbol layer class for displaying displacement arrows based on point layer attributes*/ | ||
| class QgsVectorFieldSymbolLayer: public QgsMarkerSymbolLayerV2 | ||
| { | ||
| public: | ||
| enum VectorFieldType | ||
| { | ||
| Cartesian = 0, | ||
| Polar, | ||
| Height | ||
| }; | ||
|
|
||
| enum AngleOrientation | ||
| { | ||
| ClockwiseFromNorth = 0, | ||
| CounterclockwiseFromEast | ||
| }; | ||
|
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| enum AngleUnits | ||
| { | ||
| Degrees = 0, | ||
| Radians | ||
| }; | ||
|
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| QgsVectorFieldSymbolLayer(); | ||
| ~QgsVectorFieldSymbolLayer(); | ||
|
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| static QgsSymbolLayerV2* create( const QgsStringMap& properties = QgsStringMap() ); | ||
|
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| QString layerType() const { return "VectorField"; } | ||
|
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| bool setSubSymbol( QgsSymbolV2* symbol ); | ||
| QgsSymbolV2* subSymbol() { return mLineSymbol; } | ||
|
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| void renderPoint( const QPointF& point, QgsSymbolV2RenderContext& context ); | ||
| void startRender( QgsSymbolV2RenderContext& context ); | ||
| void stopRender( QgsSymbolV2RenderContext& context ); | ||
|
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| QgsSymbolLayerV2* clone() const; | ||
| QgsStringMap properties() const; | ||
|
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| //setters and getters | ||
| void setXAttribute( int attribute ) { mXAttribute = attribute; } | ||
| int xAttribute() const { return mXAttribute; } | ||
| void setYAttribute( int attribute ) { mYAttribute = attribute; } | ||
| int yAttribute() const { return mYAttribute; } | ||
| void setScale( double s ) { mScale = s; } | ||
| double scale() const { return mScale; } | ||
| void setVectorFieldType( VectorFieldType type ) { mVectorFieldType = type; } | ||
| VectorFieldType vectorFieldType() const { return mVectorFieldType; } | ||
| void setAngleOrientation( AngleOrientation orientation ) { mAngleOrientation = orientation; } | ||
| AngleOrientation angleOrientation() const { return mAngleOrientation; } | ||
| void setAngleUnits( AngleUnits units ) { mAngleUnits = units; } | ||
| AngleUnits angleUnits() const { return mAngleUnits; } | ||
|
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| private: | ||
| int mXAttribute; | ||
| int mYAttribute; | ||
| double mScale; | ||
| VectorFieldType mVectorFieldType; | ||
| AngleOrientation mAngleOrientation; | ||
| AngleUnits mAngleUnits; | ||
|
|
||
| QgsLineSymbolV2* mLineSymbol; | ||
| }; | ||
|
|
||
| #endif // QGSVECTORFIELDSYMBOLLAYER_H |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,141 @@ | ||
| <?xml version="1.0" encoding="UTF-8"?> | ||
| <ui version="4.0"> | ||
| <class>WidgetVectorFieldBase</class> | ||
| <widget class="QWidget" name="WidgetVectorFieldBase"> | ||
| <property name="geometry"> | ||
| <rect> | ||
| <x>0</x> | ||
| <y>0</y> | ||
| <width>400</width> | ||
| <height>291</height> | ||
| </rect> | ||
| </property> | ||
| <property name="windowTitle"> | ||
| <string>Form</string> | ||
| </property> | ||
| <layout class="QGridLayout" name="gridLayout_4"> | ||
| <item row="0" column="0"> | ||
| <widget class="QLabel" name="mXAttributeLabel"> | ||
| <property name="text"> | ||
| <string>X attribute</string> | ||
| </property> | ||
| </widget> | ||
| </item> | ||
| <item row="0" column="1" colspan="2"> | ||
| <widget class="QComboBox" name="mXAttributeComboBox"/> | ||
| </item> | ||
| <item row="1" column="0"> | ||
| <widget class="QLabel" name="mYAttributeLabel"> | ||
| <property name="text"> | ||
| <string>Y Attribute</string> | ||
| </property> | ||
| </widget> | ||
| </item> | ||
| <item row="1" column="1" colspan="2"> | ||
| <widget class="QComboBox" name="mYAttributeComboBox"/> | ||
| </item> | ||
| <item row="2" column="0"> | ||
| <widget class="QLabel" name="mScaleLabel"> | ||
| <property name="text"> | ||
| <string>Scale</string> | ||
| </property> | ||
| </widget> | ||
| </item> | ||
| <item row="2" column="1" colspan="2"> | ||
| <widget class="QDoubleSpinBox" name="mScaleSpinBox"/> | ||
| </item> | ||
| <item row="4" column="0" rowspan="2" colspan="2"> | ||
| <widget class="QGroupBox" name="mFieldTypeGroupBox"> | ||
| <property name="title"> | ||
| <string>Vector field type</string> | ||
| </property> | ||
| <layout class="QGridLayout" name="gridLayout"> | ||
| <item row="0" column="0"> | ||
| <widget class="QRadioButton" name="mCartesianRadioButton"> | ||
| <property name="text"> | ||
| <string>Cartesian</string> | ||
| </property> | ||
| </widget> | ||
| </item> | ||
| <item row="1" column="0"> | ||
| <widget class="QRadioButton" name="mPolarRadioButton"> | ||
| <property name="text"> | ||
| <string>Polar</string> | ||
| </property> | ||
| </widget> | ||
| </item> | ||
| <item row="2" column="0"> | ||
| <widget class="QRadioButton" name="mHeightRadioButton"> | ||
| <property name="text"> | ||
| <string>Height only</string> | ||
| </property> | ||
| </widget> | ||
| </item> | ||
| </layout> | ||
| </widget> | ||
| </item> | ||
| <item row="4" column="2" colspan="2"> | ||
| <widget class="QGroupBox" name="mAngleUnitsGroupBox"> | ||
| <property name="title"> | ||
| <string>Angle units</string> | ||
| </property> | ||
| <layout class="QGridLayout" name="gridLayout_3"> | ||
| <item row="0" column="0"> | ||
| <widget class="QRadioButton" name="mDegreesRadioButton"> | ||
| <property name="text"> | ||
| <string>Degrees</string> | ||
| </property> | ||
| </widget> | ||
| </item> | ||
| <item row="1" column="0"> | ||
| <widget class="QRadioButton" name="mRadiansRadioButton"> | ||
| <property name="text"> | ||
| <string>Radians</string> | ||
| </property> | ||
| </widget> | ||
| </item> | ||
| </layout> | ||
| </widget> | ||
| </item> | ||
| <item row="5" column="2" colspan="2"> | ||
| <widget class="QGroupBox" name="mAngleOrientationGroupBox"> | ||
| <property name="title"> | ||
| <string>Angle orientation</string> | ||
| </property> | ||
| <layout class="QGridLayout" name="gridLayout_2"> | ||
| <item row="1" column="0"> | ||
| <widget class="QRadioButton" name="mCounterclockwiseFromEastRadioButton"> | ||
| <property name="text"> | ||
| <string>Counterclockwise from east</string> | ||
| </property> | ||
| </widget> | ||
| </item> | ||
| <item row="0" column="0"> | ||
| <widget class="QRadioButton" name="mClockwiseFromNorthRadioButton"> | ||
| <property name="text"> | ||
| <string>Clockwise from north</string> | ||
| </property> | ||
| </widget> | ||
| </item> | ||
| </layout> | ||
| </widget> | ||
| </item> | ||
| <item row="3" column="0"> | ||
| <widget class="QLabel" name="mLineStyleLabel"> | ||
| <property name="text"> | ||
| <string>LineStyle</string> | ||
| </property> | ||
| </widget> | ||
| </item> | ||
| <item row="3" column="1" colspan="2"> | ||
| <widget class="QPushButton" name="mLineStylePushButton"> | ||
| <property name="text"> | ||
| <string>change</string> | ||
| </property> | ||
| </widget> | ||
| </item> | ||
| </layout> | ||
| </widget> | ||
| <resources/> | ||
| <connections/> | ||
| </ui> |