QGIS API Documentation
3.20.0-Odense (decaadbb31)
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Median cut implementation. More...
Classes | |
class | QgsBadRequestException |
Exception thrown in case of malformed request. More... | |
class | QgsMapRendererJobProxy |
Proxy for sequential or parallel map render job. More... | |
class | QgsRenderer |
Map renderer for WMS requests. More... | |
class | QgsSecurityException |
Exception thrown when data access violates access controls. More... | |
class | QgsServiceException |
Exception class for WMS service exceptions. More... | |
class | QgsWmsParameter |
WMS parameter received from the client. More... | |
class | QgsWmsParameters |
Provides an interface to retrieve and manipulate WMS parameters received from the client. More... | |
struct | QgsWmsParametersComposerMap |
struct | QgsWmsParametersExternalLayer |
struct | QgsWmsParametersFilter |
struct | QgsWmsParametersHighlightLayer |
struct | QgsWmsParametersLayer |
class | QgsWmsRenderContext |
Rendering context for the WMS renderer. More... | |
class | QgsWmsRequest |
Class defining request interface passed to WMS service. More... | |
class | QgsWmsRestorer |
RAII class to restore the rendering context configuration on destruction. More... | |
class | Service |
OGC web service specialized for WMS. More... | |
Typedefs | |
typedef QList< QPair< QRgb, int > > | QgsColorBox |
typedef QMultiMap< int, QgsColorBox > | QgsColorBoxMap |
Enumerations | |
enum | ImageOutputFormat { UNKN , PNG , PNG8 , PNG16 , PNG1 , JPEG , WEBP } |
Supported image output format. More... | |
Functions | |
void | checkParameters (QgsWmsParameters ¶meters) |
checkParameters checks request parameters and sets SRCHEIGHT and SRCWIDTH to default values in case BBOX is specified for contextual legend and (SRC)HEIGHT or (SRC)WIDTH are not. More... | |
QDomDocument | describeLayer (QgsServerInterface *serverIface, const QgsProject *project, const QgsWmsRequest &request) |
DescribeLayer is defined for WMS1.1.1/SLD1.0 and in WMS 1.3.0 SLD Extension. More... | |
QDomDocument | getCapabilities (QgsServerInterface *serverIface, const QgsProject *project, const QgsWmsRequest &request, bool projectSettings) |
Creates the WMS GetCapabilities XML document. More... | |
QDomElement | getCapabilityElement (QDomDocument &doc, const QgsProject *project, const QgsWmsRequest &request, bool projectSettings, QgsServerInterface *serverIface) |
Create Capability element for get capabilities document. More... | |
QDomElement | getComposerTemplatesElement (QDomDocument &doc, const QgsProject *project) |
Create ComposerTemplates element for get capabilities document. More... | |
QDomDocument | getContext (QgsServerInterface *serverIface, const QgsProject *project, const QgsWmsRequest &request) |
Returns XML document for the 'GetContext' request. More... | |
QDomElement | getInspireCapabilitiesElement (QDomDocument &doc, const QgsProject *project) |
Create InspireCapabilities element for get capabilities document. More... | |
QDomElement | getLayersAndStylesCapabilitiesElement (QDomDocument &doc, QgsServerInterface *serverIface, const QgsProject *project, const QgsWmsRequest &request, bool projectSettings) |
Create element for get capabilities document. More... | |
QDomElement | getServiceElement (QDomDocument &doc, const QgsProject *project, const QgsWmsRequest &request, const QgsServerSettings *serverSettings) |
Create Service element for get capabilities document. More... | |
QDomDocument | getStyles (QgsServerInterface *serverIface, const QgsProject *project, const QgsWmsRequest &request) |
Returns an SLD file with the styles of the requested layers. More... | |
QDomElement | getWFSLayersElement (QDomDocument &doc, const QgsProject *project) |
Create WFSLayers element for get capabilities document. More... | |
bool | hasQueryableChildren (const QgsLayerTreeNode *childNode, const QStringList &wmsRestrictedLayers) |
QgsLayerTree * | layerTree (const QgsWmsRenderContext &context) |
QgsLayerTreeModel * | legendModel (const QgsWmsRenderContext &context, QgsLayerTree &tree) |
QgsLayerTreeModelLegendNode * | legendNode (const QString &rule, QgsLayerTreeModel &model) |
void | medianCut (QVector< QRgb > &colorTable, int nColors, const QImage &inputImage) |
Median cut implementation used when reducing RGB colors to palletized colors. More... | |
ImageOutputFormat | parseImageFormat (const QString &format) |
Parse image format parameter. More... | |
QUrl | serviceUrl (const QgsServerRequest &request, const QgsProject *project, const QgsServerSettings &settings) |
Returns WMS service URL. More... | |
void | writeAsDxf (QgsServerInterface *serverIface, const QgsProject *project, const QgsWmsRequest &request, QgsServerResponse &response) |
Output GetMap response in DXF format. More... | |
void | writeDescribeLayer (QgsServerInterface *serverIface, const QgsProject *project, const QgsWmsRequest &request, QgsServerResponse &response) |
Output GetMap response in DXF format. More... | |
void | writeGetCapabilities (QgsServerInterface *serverIface, const QgsProject *project, const QgsWmsRequest &request, QgsServerResponse &response, bool projectSettings=false) |
Output GetCapabilities response. More... | |
void | writeGetContext (QgsServerInterface *serverIface, const QgsProject *project, const QgsWmsRequest &request, QgsServerResponse &response) |
Output GetContext response. More... | |
void | writeGetFeatureInfo (QgsServerInterface *serverIface, const QgsProject *project, const QgsWmsRequest &request, QgsServerResponse &response) |
Output GetFeatureInfo response. More... | |
void | writeGetLegendGraphics (QgsServerInterface *serverIface, const QgsProject *project, const QgsWmsRequest &request, QgsServerResponse &response) |
Output GetLegendGRaphics response. More... | |
void | writeGetMap (QgsServerInterface *serverIface, const QgsProject *project, const QgsWmsRequest &request, QgsServerResponse &response) |
Output GetMap response in DXF format. More... | |
void | writeGetPrint (QgsServerInterface *serverIface, const QgsProject *project, const QgsWmsRequest &request, QgsServerResponse &response) |
Output GetPrint response. More... | |
void | writeGetSchemaExtension (QgsServerResponse &response) |
Output GetSchemaExtension response. More... | |
void | writeGetStyles (QgsServerInterface *serverIface, const QgsProject *project, const QgsWmsRequest &request, QgsServerResponse &response) |
Output GetStyles response. More... | |
void | writeImage (QgsServerResponse &response, QImage &img, const QString &formatStr, int imageQuality=-1) |
Write image response. More... | |
Median cut implementation.
WMS implementation.
WMS implementation
typedef QList< QPair<QRgb, int> > QgsWms::QgsColorBox |
Definition at line 31 of file qgsmediancut.cpp.
typedef QMultiMap< int, QgsColorBox > QgsWms::QgsColorBoxMap |
Definition at line 32 of file qgsmediancut.cpp.
Supported image output format.
Enumerator | |
---|---|
UNKN | |
PNG | |
PNG8 | |
PNG16 | |
PNG1 | |
JPEG | |
WEBP |
Definition at line 40 of file qgswmsutils.h.
void QgsWms::checkParameters | ( | QgsWmsParameters & | parameters | ) |
checkParameters checks request parameters and sets SRCHEIGHT and SRCWIDTH to default values in case BBOX is specified for contextual legend and (SRC)HEIGHT or (SRC)WIDTH are not.
Definition at line 175 of file qgswmsgetlegendgraphics.cpp.
QDomDocument QgsWms::describeLayer | ( | QgsServerInterface * | serverIface, |
const QgsProject * | project, | ||
const QgsWmsRequest & | request | ||
) |
DescribeLayer is defined for WMS1.1.1/SLD1.0 and in WMS 1.3.0 SLD Extension.
Definition at line 41 of file qgswmsdescribelayer.cpp.
QDomDocument QgsWms::getCapabilities | ( | QgsServerInterface * | serverIface, |
const QgsProject * | project, | ||
const QgsWmsRequest & | request, | ||
bool | projectSettings | ||
) |
Creates the WMS GetCapabilities XML document.
serverIface | Interface for plugins |
project | Project |
request | WMS request |
projectSettings | If true , adds extended project information (does not validate against WMS schema) |
Definition at line 170 of file qgswmsgetcapabilities.cpp.
QDomElement QgsWms::getCapabilityElement | ( | QDomDocument & | doc, |
const QgsProject * | project, | ||
const QgsWmsRequest & | request, | ||
bool | projectSettings, | ||
QgsServerInterface * | serverIface | ||
) |
Create Capability element for get capabilities document.
Definition at line 419 of file qgswmsgetcapabilities.cpp.
QDomElement QgsWms::getComposerTemplatesElement | ( | QDomDocument & | doc, |
const QgsProject * | project | ||
) |
Create ComposerTemplates element for get capabilities document.
Definition at line 654 of file qgswmsgetcapabilities.cpp.
QDomDocument QgsWms::getContext | ( | QgsServerInterface * | serverIface, |
const QgsProject * | project, | ||
const QgsWmsRequest & | request | ||
) |
Returns XML document for the 'GetContext' request.
Definition at line 90 of file qgswmsgetcontext.cpp.
QDomElement QgsWms::getInspireCapabilitiesElement | ( | QDomDocument & | doc, |
const QgsProject * | project | ||
) |
Create InspireCapabilities element for get capabilities document.
Definition at line 548 of file qgswmsgetcapabilities.cpp.
QDomElement QgsWms::getLayersAndStylesCapabilitiesElement | ( | QDomDocument & | doc, |
QgsServerInterface * | serverIface, | ||
const QgsProject * | project, | ||
const QgsWmsRequest & | request, | ||
bool | projectSettings | ||
) |
Create element for get capabilities document.
Definition at line 799 of file qgswmsgetcapabilities.cpp.
QDomElement QgsWms::getServiceElement | ( | QDomDocument & | doc, |
const QgsProject * | project, | ||
const QgsWmsRequest & | request, | ||
const QgsServerSettings * | serverSettings | ||
) |
Create Service element for get capabilities document.
Definition at line 259 of file qgswmsgetcapabilities.cpp.
QDomDocument QgsWms::getStyles | ( | QgsServerInterface * | serverIface, |
const QgsProject * | project, | ||
const QgsWmsRequest & | request | ||
) |
Returns an SLD file with the styles of the requested layers.
Exception is raised in case of troubles :-)
Definition at line 53 of file qgswmsgetstyles.cpp.
QDomElement QgsWms::getWFSLayersElement | ( | QDomDocument & | doc, |
const QgsProject * | project | ||
) |
Create WFSLayers element for get capabilities document.
Definition at line 769 of file qgswmsgetcapabilities.cpp.
bool QgsWms::hasQueryableChildren | ( | const QgsLayerTreeNode * | childNode, |
const QStringList & | wmsRestrictedLayers | ||
) |
Definition at line 2011 of file qgswmsgetcapabilities.cpp.
QgsLayerTree * QgsWms::layerTree | ( | const QgsWmsRenderContext & | context | ) |
Definition at line 308 of file qgswmsgetlegendgraphics.cpp.
QgsLayerTreeModel * QgsWms::legendModel | ( | const QgsWmsRenderContext & | context, |
QgsLayerTree & | tree | ||
) |
Definition at line 231 of file qgswmsgetlegendgraphics.cpp.
QgsLayerTreeModelLegendNode * QgsWms::legendNode | ( | const QString & | rule, |
QgsLayerTreeModel & | model | ||
) |
Definition at line 346 of file qgswmsgetlegendgraphics.cpp.
void QgsWms::medianCut | ( | QVector< QRgb > & | colorTable, |
int | nColors, | ||
const QImage & | inputImage | ||
) |
Median cut implementation used when reducing RGB colors to palletized colors.
Definition at line 256 of file qgsmediancut.cpp.
ImageOutputFormat QgsWms::parseImageFormat | ( | const QString & | format | ) |
QUrl QgsWms::serviceUrl | ( | const QgsServerRequest & | request, |
const QgsProject * | project, | ||
const QgsServerSettings & | settings | ||
) |
Returns WMS service URL.
Definition at line 33 of file qgswmsutils.cpp.
void QgsWms::writeAsDxf | ( | QgsServerInterface * | serverIface, |
const QgsProject * | project, | ||
const QgsWmsRequest & | request, | ||
QgsServerResponse & | response | ||
) |
Output GetMap response in DXF format.
Definition at line 24 of file qgsdxfwriter.cpp.
void QgsWms::writeDescribeLayer | ( | QgsServerInterface * | serverIface, |
const QgsProject * | project, | ||
const QgsWmsRequest & | request, | ||
QgsServerResponse & | response | ||
) |
Output GetMap response in DXF format.
Definition at line 32 of file qgswmsdescribelayer.cpp.
void QgsWms::writeGetCapabilities | ( | QgsServerInterface * | serverIface, |
const QgsProject * | project, | ||
const QgsWmsRequest & | request, | ||
QgsServerResponse & | response, | ||
bool | projectSettings | ||
) |
Output GetCapabilities response.
Definition at line 93 of file qgswmsgetcapabilities.cpp.
void QgsWms::writeGetContext | ( | QgsServerInterface * | serverIface, |
const QgsProject * | project, | ||
const QgsWmsRequest & | request, | ||
QgsServerResponse & | response | ||
) |
Output GetContext response.
Definition at line 54 of file qgswmsgetcontext.cpp.
void QgsWms::writeGetFeatureInfo | ( | QgsServerInterface * | serverIface, |
const QgsProject * | project, | ||
const QgsWmsRequest & | request, | ||
QgsServerResponse & | response | ||
) |
Output GetFeatureInfo response.
Definition at line 27 of file qgswmsgetfeatureinfo.cpp.
void QgsWms::writeGetLegendGraphics | ( | QgsServerInterface * | serverIface, |
const QgsProject * | project, | ||
const QgsWmsRequest & | request, | ||
QgsServerResponse & | response | ||
) |
Output GetLegendGRaphics response.
Definition at line 40 of file qgswmsgetlegendgraphics.cpp.
void QgsWms::writeGetMap | ( | QgsServerInterface * | serverIface, |
const QgsProject * | project, | ||
const QgsWmsRequest & | request, | ||
QgsServerResponse & | response | ||
) |
Output GetMap response in DXF format.
Definition at line 31 of file qgswmsgetmap.cpp.
void QgsWms::writeGetPrint | ( | QgsServerInterface * | serverIface, |
const QgsProject * | project, | ||
const QgsWmsRequest & | request, | ||
QgsServerResponse & | response | ||
) |
Output GetPrint response.
Definition at line 29 of file qgswmsgetprint.cpp.
void QgsWms::writeGetSchemaExtension | ( | QgsServerResponse & | response | ) |
Output GetSchemaExtension response.
Definition at line 32 of file qgswmsgetschemaextension.cpp.
void QgsWms::writeGetStyles | ( | QgsServerInterface * | serverIface, |
const QgsProject * | project, | ||
const QgsWmsRequest & | request, | ||
QgsServerResponse & | response | ||
) |
Output GetStyles response.
Definition at line 45 of file qgswmsgetstyles.cpp.
void QgsWms::writeImage | ( | QgsServerResponse & | response, |
QImage & | img, | ||
const QString & | formatStr, | ||
int | imageQuality | ||
) |
Write image response.
Definition at line 105 of file qgswmsutils.cpp.