QGIS API Documentation  2.99.0-Master (cb63e82)
Public Types | Public Member Functions | Static Public Member Functions | List of all members
QgsDxfExport Class Reference

#include <qgsdxfexport.h>

Public Types

enum  SymbologyExport { NoSymbology = 0, FeatureSymbology, SymbolLayerSymbology }
 

Public Member Functions

 QgsDxfExport ()
 
 QgsDxfExport (const QgsDxfExport &dxfExport)
 
void addLayers (const QList< QPair< QgsVectorLayer *, int > > &layers)
 Add layers to export. More...
 
QgsCoordinateReferenceSystem destinationCrs () const
 Returns the destination CRS, or an invalid CRS if no reprojection will be done. More...
 
void drawLabel (const QString &layerId, QgsRenderContext &context, pal::LabelPosition *label, const QgsPalLayerSettings &settings)
 Output the label. More...
 
QgsRectangle extent () const
 Get extent of area to export. More...
 
QString layerName (const QString &id, const QgsFeature &f) const
 Get layer name for feature. More...
 
QString layerName (QgsVectorLayer *vl) const
 Get name for layer respecting the use layer title as layer name mode. More...
 
bool layerTitleAsName ()
 Retrieve whether layer title (where set) instead of name shall be use. More...
 
QgsUnitTypes::DistanceUnit mapUnits () const
 Retrieve map units. More...
 
QgsDxfExportoperator= (const QgsDxfExport &dxfExport)
 
void registerDxfLayer (const QString &layerId, QgsFeatureId fid, const QString &layer)
 Register name of layer for feature. More...
 
void setDestinationCrs (const QgsCoordinateReferenceSystem &crs)
 Set destination CRS. More...
 
void setExtent (const QgsRectangle &r)
 Set extent of area to export. More...
 
void setLayerTitleAsName (bool layerTitleAsName)
 Enable use of title (where set) instead of layer name, when attribute index of corresponding layer index is -1. More...
 
void setMapSettings (const QgsMapSettings &settings)
 Set map settings and assign layer name attributes. More...
 
void setSymbologyExport (SymbologyExport e)
 Set symbology export mode. More...
 
void setSymbologyScaleDenominator (double d)
 Set reference scale for output. More...
 
SymbologyExport symbologyExport () const
 Get symbology export mode. More...
 
double symbologyScaleDenominator () const
 Retrieve reference scale for output. More...
 
void writeCircle (const QString &layer, const QColor &color, const QgsPointV2 &pt, double radius, const QString &lineStyleName, double width)
 Write circle (as polyline) More...
 
void writeDouble (double d)
 Write a floating point value. More...
 
void writeFilledCircle (const QString &layer, const QColor &color, const QgsPointV2 &pt, double radius)
 Write filled circle (as hatch) More...
 
void writeGroup (int code, int i)
 Write a tuple of group code and integer value. More...
 
void writeGroup (int code, double d)
 Write a group code with a floating point value. More...
 
void writeGroup (int code, const QString &s)
 Write a group code with a string value. More...
 
void writeGroup (int code, const QgsPointV2 &p)
 Write a group code with a point. More...
 
void writeGroup (const QColor &color, int exactMatch=62, int rgbCode=420, int transparencyCode=440)
 Write a group code with color value. More...
 
void writeGroupCode (int code)
 Write a group code. More...
 
int writeHandle (int code=5, int handle=0)
 Write a tuple of group code and a handle. More...
 
void writeInt (int i)
 Write an integer value. More...
 
void writeLine (const QgsPointV2 &pt1, const QgsPointV2 &pt2, const QString &layer, const QString &lineStyleName, const QColor &color, double width=-1)
 Write line (as a polyline) More...
 
void writeMText (const QString &layer, const QString &text, const QgsPointV2 &pt, double width, double angle, const QColor &color)
 Write mtext (MTEXT) More...
 
void writePoint (const QString &layer, const QColor &color, const QgsPointV2 &pt)
 Write point. More...
 
void writePolygon (const QgsRingSequence &polygon, const QString &layer, const QString &hatchPattern, const QColor &color)
 Draw dxf filled polygon (HATCH) More...
 
void writePolyline (const QgsPointSequence &line, const QString &layer, const QString &lineStyleName, const QColor &color, double width=-1)
 Draw dxf primitives (LWPOLYLINE) More...
 
void writeString (const QString &s)
 Write a string value. More...
 
void writeText (const QString &layer, const QString &text, const QgsPointV2 &pt, double size, double angle, const QColor &color)
 Write text (TEXT) More...
 
int writeToFile (QIODevice *d, const QString &codec)
 Export to a dxf file in the given encoding. More...
 

Static Public Member Functions

static int closestColorMatch (QRgb color)
 Get DXF palette index of nearest entry for given color. More...
 
static QString dxfEncoding (const QString &name)
 return DXF encoding for Qt encoding More...
 
static QString dxfLayerName (const QString &name)
 Return cleaned layer name for use in DXF. More...
 
static QStringList encodings ()
 return list of available DXF encodings More...
 
static double mapUnitScaleFactor (double scaleDenominator, QgsUnitTypes::RenderUnit symbolUnits, QgsUnitTypes::DistanceUnit mapUnits)
 Calculates a scaling factor to convert from map units to a specified symbol unit. More...
 

Detailed Description

Definition at line 44 of file qgsdxfexport.h.

Member Enumeration Documentation

◆ SymbologyExport

Enumerator
NoSymbology 
FeatureSymbology 
SymbolLayerSymbology 

Definition at line 47 of file qgsdxfexport.h.

Constructor & Destructor Documentation

◆ QgsDxfExport() [1/2]

QgsDxfExport::QgsDxfExport ( )

Definition at line 369 of file qgsdxfexport.cpp.

◆ QgsDxfExport() [2/2]

QgsDxfExport::QgsDxfExport ( const QgsDxfExport dxfExport)

Definition at line 381 of file qgsdxfexport.cpp.

Member Function Documentation

◆ addLayers()

void QgsDxfExport::addLayers ( const QList< QPair< QgsVectorLayer *, int > > &  layers)

Add layers to export.

Parameters
layerslist of layers and corresponding attribute indexes that determine the layer name (-1 for original layer name or title)
See also
setLayerTitleAsName

Definition at line 407 of file qgsdxfexport.cpp.

◆ closestColorMatch()

int QgsDxfExport::closestColorMatch ( QRgb  color)
static

Get DXF palette index of nearest entry for given color.

Parameters
color

Definition at line 3916 of file qgsdxfexport.cpp.

◆ destinationCrs()

QgsCoordinateReferenceSystem QgsDxfExport::destinationCrs ( ) const

Returns the destination CRS, or an invalid CRS if no reprojection will be done.

See also
setDestinationCrs()
Since
QGIS 3.0

Definition at line 4444 of file qgsdxfexport.cpp.

◆ drawLabel()

void QgsDxfExport::drawLabel ( const QString &  layerId,
QgsRenderContext context,
pal::LabelPosition label,
const QgsPalLayerSettings settings 
)

Output the label.

Parameters
layerIdid of the layer
contextrender context
labelposition of label
settingslabel settings
Note
not available in Python bindings

Definition at line 4290 of file qgsdxfexport.cpp.

◆ dxfEncoding()

QString QgsDxfExport::dxfEncoding ( const QString &  name)
static

return DXF encoding for Qt encoding

Definition at line 4249 of file qgsdxfexport.cpp.

◆ dxfLayerName()

QString QgsDxfExport::dxfLayerName ( const QString &  name)
static

Return cleaned layer name for use in DXF.

Definition at line 4191 of file qgsdxfexport.cpp.

◆ encodings()

QStringList QgsDxfExport::encodings ( )
static

return list of available DXF encodings

Definition at line 4269 of file qgsdxfexport.cpp.

◆ extent()

QgsRectangle QgsDxfExport::extent ( ) const
inline

Get extent of area to export.

Returns
area to export
See also
setExtent

Definition at line 136 of file qgsdxfexport.h.

◆ layerName() [1/2]

QString QgsDxfExport::layerName ( const QString &  id,
const QgsFeature f 
) const

Get layer name for feature.

Parameters
idlayer id of layer
ffeature of layer
Returns
layer name for feature

Definition at line 4234 of file qgsdxfexport.cpp.

◆ layerName() [2/2]

QString QgsDxfExport::layerName ( QgsVectorLayer vl) const

Get name for layer respecting the use layer title as layer name mode.

Parameters
vlthe vector layer
Returns
name of layer
See also
setLayerTitleAsName

Definition at line 4284 of file qgsdxfexport.cpp.

◆ layerTitleAsName()

bool QgsDxfExport::layerTitleAsName ( )
inline

Retrieve whether layer title (where set) instead of name shall be use.

Returns
flag
See also
setLayerTitleAsName

Definition at line 151 of file qgsdxfexport.h.

◆ mapUnits()

QgsUnitTypes::DistanceUnit QgsDxfExport::mapUnits ( ) const

Retrieve map units.

Returns
unit

Definition at line 558 of file qgsdxfexport.cpp.

◆ mapUnitScaleFactor()

double QgsDxfExport::mapUnitScaleFactor ( double  scaleDenominator,
QgsUnitTypes::RenderUnit  symbolUnits,
QgsUnitTypes::DistanceUnit  mapUnits 
)
static

Calculates a scaling factor to convert from map units to a specified symbol unit.

Definition at line 3968 of file qgsdxfexport.cpp.

◆ operator=()

QgsDxfExport & QgsDxfExport::operator= ( const QgsDxfExport dxfExport)

Definition at line 386 of file qgsdxfexport.cpp.

◆ registerDxfLayer()

void QgsDxfExport::registerDxfLayer ( const QString &  layerId,
QgsFeatureId  fid,
const QString &  layer 
)

Register name of layer for feature.

Parameters
layerIdid of layer
fidid of feature
layerdxf layer of feature

Definition at line 4430 of file qgsdxfexport.cpp.

◆ setDestinationCrs()

void QgsDxfExport::setDestinationCrs ( const QgsCoordinateReferenceSystem crs)

Set destination CRS.

See also
destinationCrs()
Since
QGIS 3.0

Definition at line 4438 of file qgsdxfexport.cpp.

◆ setExtent()

void QgsDxfExport::setExtent ( const QgsRectangle r)
inline

Set extent of area to export.

Parameters
rarea to export

Definition at line 129 of file qgsdxfexport.h.

◆ setLayerTitleAsName()

void QgsDxfExport::setLayerTitleAsName ( bool  layerTitleAsName)
inline

Enable use of title (where set) instead of layer name, when attribute index of corresponding layer index is -1.

Parameters
layerTitleAsNameflag
See also
addLayers

Definition at line 144 of file qgsdxfexport.h.

◆ setMapSettings()

void QgsDxfExport::setMapSettings ( const QgsMapSettings settings)

Set map settings and assign layer name attributes.

Parameters
settingsmap settings to apply

Definition at line 402 of file qgsdxfexport.cpp.

◆ setSymbologyExport()

void QgsDxfExport::setSymbologyExport ( SymbologyExport  e)
inline

Set symbology export mode.

Parameters
ethe mode

Definition at line 116 of file qgsdxfexport.h.

◆ setSymbologyScaleDenominator()

void QgsDxfExport::setSymbologyScaleDenominator ( double  d)
inline

Set reference scale for output.

Parameters
dscale denominator

Definition at line 83 of file qgsdxfexport.h.

◆ symbologyExport()

SymbologyExport QgsDxfExport::symbologyExport ( ) const
inline

Get symbology export mode.

Returns
mode
See also
setSymbologyExport

Definition at line 123 of file qgsdxfexport.h.

◆ symbologyScaleDenominator()

double QgsDxfExport::symbologyScaleDenominator ( ) const
inline

Retrieve reference scale for output.

Returns
reference scale
See also
setSymbologyScaleDenominator

Definition at line 90 of file qgsdxfexport.h.

◆ writeCircle()

void QgsDxfExport::writeCircle ( const QString &  layer,
const QColor &  color,
const QgsPointV2 pt,
double  radius,
const QString &  lineStyleName,
double  width 
)

Write circle (as polyline)

Note
available in Python bindings as writeCircleV2
Since
QGIS 2.15

Definition at line 3606 of file qgsdxfexport.cpp.

◆ writeDouble()

void QgsDxfExport::writeDouble ( double  d)

Write a floating point value.

Parameters
dfloating point value

Definition at line 489 of file qgsdxfexport.cpp.

◆ writeFilledCircle()

void QgsDxfExport::writeFilledCircle ( const QString &  layer,
const QColor &  color,
const QgsPointV2 pt,
double  radius 
)

Write filled circle (as hatch)

Note
available in Python bindings as writePointV2
Since
QGIS 2.15

Definition at line 3569 of file qgsdxfexport.cpp.

◆ writeGroup() [1/5]

void QgsDxfExport::writeGroup ( int  code,
int  i 
)

Write a tuple of group code and integer value.

Parameters
codegroup code
iinteger value
Note
available in Python bindings as writeGroupInt

Definition at line 424 of file qgsdxfexport.cpp.

◆ writeGroup() [2/5]

void QgsDxfExport::writeGroup ( int  code,
double  d 
)

Write a group code with a floating point value.

Parameters
codegroup code
dfloating point value
Note
available in Python bindings as writeGroupDouble

Definition at line 430 of file qgsdxfexport.cpp.

◆ writeGroup() [3/5]

void QgsDxfExport::writeGroup ( int  code,
const QString &  s 
)

Write a group code with a string value.

Parameters
codegroup code
sstring value

Definition at line 436 of file qgsdxfexport.cpp.

◆ writeGroup() [4/5]

void QgsDxfExport::writeGroup ( int  code,
const QgsPointV2 p 
)

Write a group code with a point.

Parameters
codegroup code
ppoint value
Note
available in Python bindings as writeGroupPointV2
Since
QGIS 2.15

Definition at line 442 of file qgsdxfexport.cpp.

◆ writeGroup() [5/5]

void QgsDxfExport::writeGroup ( const QColor &  color,
int  exactMatch = 62,
int  rgbCode = 420,
int  transparencyCode = 440 
)

Write a group code with color value.

Parameters
colorcolor
exactMatchgroup code to use if the color has an exact match in the dxf palette
rgbCodegroup code to use if the color doesn't have an exact match or has a transparency component
transparencyCodegroup code to use for transparency component
Note
available in Python bindings as writeGroupPoint

Definition at line 450 of file qgsdxfexport.cpp.

◆ writeGroupCode()

void QgsDxfExport::writeGroupCode ( int  code)

Write a group code.

Parameters
codegroup code value

Definition at line 479 of file qgsdxfexport.cpp.

◆ writeHandle()

int QgsDxfExport::writeHandle ( int  code = 5,
int  handle = 0 
)

Write a tuple of group code and a handle.

Parameters
codegroup code to use
handlehandle to use (0 generates a new handle)
Returns
the used handle

Definition at line 607 of file qgsdxfexport.cpp.

◆ writeInt()

void QgsDxfExport::writeInt ( int  i)

Write an integer value.

Parameters
iinteger value

Definition at line 484 of file qgsdxfexport.cpp.

◆ writeLine()

void QgsDxfExport::writeLine ( const QgsPointV2 pt1,
const QgsPointV2 pt2,
const QString &  layer,
const QString &  lineStyleName,
const QColor &  color,
double  width = -1 
)

Write line (as a polyline)

Since
QGIS 2.15

Definition at line 3553 of file qgsdxfexport.cpp.

◆ writeMText()

void QgsDxfExport::writeMText ( const QString &  layer,
const QString &  text,
const QgsPointV2 pt,
double  width,
double  angle,
const QColor &  color 
)

Write mtext (MTEXT)

Note
available in Python bindings as writeMTextV2
Since
QGIS 2.15

Definition at line 3643 of file qgsdxfexport.cpp.

◆ writePoint()

void QgsDxfExport::writePoint ( const QString &  layer,
const QColor &  color,
const QgsPointV2 pt 
)

Write point.

Note
available in Python bindings as writePointV2
Since
QGIS 2.15

Definition at line 3558 of file qgsdxfexport.cpp.

◆ writePolygon()

void QgsDxfExport::writePolygon ( const QgsRingSequence polygon,
const QString &  layer,
const QString &  hatchPattern,
const QColor &  color 
)

Draw dxf filled polygon (HATCH)

Parameters
polygonpolygon
layerlayer name to use
hatchPatternhatchPattern to use
colorcolor to use
Note
not available in Python bindings
Since
QGIS 2.15

Definition at line 3514 of file qgsdxfexport.cpp.

◆ writePolyline()

void QgsDxfExport::writePolyline ( const QgsPointSequence line,
const QString &  layer,
const QString &  lineStyleName,
const QColor &  color,
double  width = -1 
)

Draw dxf primitives (LWPOLYLINE)

Parameters
linepolyline
layerlayer name to use
lineStyleNameline type to use
colorcolor to use
widthline width to use
Note
not available in Python bindings
Since
QGIS 2.15

Definition at line 3443 of file qgsdxfexport.cpp.

◆ writeString()

void QgsDxfExport::writeString ( const QString &  s)

Write a string value.

Parameters
sstring value

Definition at line 497 of file qgsdxfexport.cpp.

◆ writeText()

void QgsDxfExport::writeText ( const QString &  layer,
const QString &  text,
const QgsPointV2 pt,
double  size,
double  angle,
const QColor &  color 
)

Write text (TEXT)

Note
available in Python bindings as writeTextV2
Since
QGIS 2.15

Definition at line 3628 of file qgsdxfexport.cpp.

◆ writeToFile()

int QgsDxfExport::writeToFile ( QIODevice *  d,
const QString &  codec 
)

Export to a dxf file in the given encoding.

Parameters
ddevice
codecencoding
Returns
0 on success, 1 on invalid device, 2 when devices is not writable

Definition at line 502 of file qgsdxfexport.cpp.


The documentation for this class was generated from the following files: