Beispiel #1
0
void addstylestring2kml (
    const char *pszStyleString,
    StylePtr poKmlStyle,
    KmlFactory * poKmlFactory,
    PlacemarkPtr poKmlPlacemark,
    OGRFeature * poOgrFeat )
{

    LineStylePtr poKmlLineStyle = NULL;
    PolyStylePtr poKmlPolyStyle = NULL;
    IconStylePtr poKmlIconStyle = NULL;
    LabelStylePtr poKmlLabelStyle = NULL;
    
    /***** just bail now if stylestring is empty *****/

    if ( !pszStyleString || !*pszStyleString ) {
        return;
    }

    /***** create and init a style mamager with the style string *****/

    OGRStyleMgr *poOgrSM = new OGRStyleMgr;

    poOgrSM->InitStyleString ( pszStyleString );

    /***** loop though the style parts *****/

    int i;

    for ( i = 0; i < poOgrSM->GetPartCount ( NULL ); i++ ) {
        OGRStyleTool *poOgrST = poOgrSM->GetPart ( i, NULL );

        if ( !poOgrST ) {
            continue;
        }
        
        switch ( poOgrST->GetType (  ) ) {
        case OGRSTCPen:
            {
                GBool nullcheck;

                poKmlLineStyle = poKmlFactory->CreateLineStyle (  );

                OGRStylePen *poStylePen = ( OGRStylePen * ) poOgrST;

                /***** pen color *****/

                int nR,
                    nG,
                    nB,
                    nA;

                const char *pszcolor = poStylePen->Color ( nullcheck );

                if ( !nullcheck
                     && poStylePen->GetRGBFromString ( pszcolor, nR, nG, nB, nA ) ) {
                    poKmlLineStyle->set_color ( Color32 ( nA, nB, nG, nR ) );
                }
                double dfWidth = poStylePen->Width ( nullcheck );

                if ( nullcheck )
                    dfWidth = 1.0;

                poKmlLineStyle->set_width ( dfWidth );
                
                break;
            }
        case OGRSTCBrush:
            {
                GBool nullcheck;

                poKmlPolyStyle = poKmlFactory->CreatePolyStyle (  );

                OGRStyleBrush *poStyleBrush = ( OGRStyleBrush * ) poOgrST;

                /***** brush color *****/

                int nR,
                    nG,
                    nB,
                    nA;

                const char *pszcolor = poStyleBrush->ForeColor ( nullcheck );

                if ( !nullcheck
                     && poStyleBrush->GetRGBFromString ( pszcolor, nR, nG, nB, nA ) ) {
                    poKmlPolyStyle->set_color ( Color32 ( nA, nB, nG, nR ) );
                }
                

                break;
            }
        case OGRSTCSymbol:
            {
                GBool nullcheck;
                GBool nullcheck2;

                OGRStyleSymbol *poStyleSymbol = ( OGRStyleSymbol * ) poOgrST;

                /***** id (kml icon) *****/

                const char *pszId = poStyleSymbol->Id ( nullcheck );

                if ( !nullcheck ) {
                    if ( !poKmlIconStyle)
                        poKmlIconStyle = poKmlFactory->CreateIconStyle (  );

                    /***** split it at the ,'s *****/

                    char **papszTokens =
                        CSLTokenizeString2 ( pszId, ",",
                                             CSLT_HONOURSTRINGS | CSLT_STRIPLEADSPACES |
                                             CSLT_STRIPENDSPACES );

                    if ( papszTokens ) {

                        /***** for lack of a better solution just take the first one *****/
                        //todo come up with a better idea

                        if ( papszTokens[0] ) {
                            IconStyleIconPtr poKmlIcon =
                                poKmlFactory->CreateIconStyleIcon (  );
                            poKmlIcon->set_href ( papszTokens[0] );
                            poKmlIconStyle->set_icon ( poKmlIcon );
                        }

                        CSLDestroy ( papszTokens );

                    }


                }

                /***** heading *****/

                double heading = poStyleSymbol->Angle ( nullcheck );

                if ( !nullcheck ) {
                    if ( !poKmlIconStyle)
                        poKmlIconStyle = poKmlFactory->CreateIconStyle (  );
                    poKmlIconStyle->set_heading ( heading );
                }

                /***** scale *****/

                double dfScale = poStyleSymbol->Size ( nullcheck );

                if ( !nullcheck ) {
                    if ( !poKmlIconStyle)
                        poKmlIconStyle = poKmlFactory->CreateIconStyle (  );

                    poKmlIconStyle->set_scale ( dfScale );
                }

                /***** color *****/

                int nR,
                    nG,
                    nB,
                    nA;

                const char *pszcolor = poStyleSymbol->Color ( nullcheck );

                if ( !nullcheck && poOgrST->GetRGBFromString ( pszcolor, nR, nG, nB, nA ) ) {
                    poKmlIconStyle->set_color ( Color32 ( nA, nB, nG, nR ) );
                }

                /***** hotspot *****/

                double dfDx = poStyleSymbol->SpacingX ( nullcheck );
                double dfDy = poStyleSymbol->SpacingY ( nullcheck2 );

                if ( !nullcheck && !nullcheck2 ) {
                    if ( !poKmlIconStyle)
                        poKmlIconStyle = poKmlFactory->CreateIconStyle (  );

                    HotSpotPtr poKmlHotSpot = poKmlFactory->CreateHotSpot (  );

                    poKmlHotSpot->set_x ( dfDx );
                    poKmlHotSpot->set_y ( dfDy );

                    poKmlIconStyle->set_hotspot ( poKmlHotSpot );
                }
                
                break;
            }
        case OGRSTCLabel:
            {
                GBool nullcheck;
                GBool nullcheck2;
                
                poKmlLabelStyle = poKmlFactory->CreateLabelStyle (  );

                OGRStyleLabel *poStyleLabel = ( OGRStyleLabel * ) poOgrST;

                /***** color *****/

                int nR,
                    nG,
                    nB,
                    nA;

                const char *pszcolor = poStyleLabel->ForeColor ( nullcheck );

                if ( !nullcheck
                     && poStyleLabel->GetRGBFromString ( pszcolor, nR, nG, nB, nA ) ) {
                    poKmlLabelStyle->set_color ( Color32 ( nA, nB, nG, nR ) );
                }

                /***** scale *****/

                double dfScale = poStyleLabel->Stretch ( nullcheck );

                if ( !nullcheck ) {
                    dfScale /= 100.0;
                    poKmlLabelStyle->set_scale ( dfScale );
                }
                
                /***** heading *****/

                double heading = poStyleLabel->Angle ( nullcheck );

                if ( !nullcheck ) {
                    if ( !poKmlIconStyle) {
                        poKmlIconStyle = poKmlFactory->CreateIconStyle (  );
                        IconStyleIconPtr poKmlIcon = poKmlFactory->CreateIconStyleIcon (  );
                        poKmlIconStyle->set_icon ( poKmlIcon );
                    }
                    
                    poKmlIconStyle->set_heading ( heading );
                }

                /***** hotspot *****/

                double dfDx = poStyleLabel->SpacingX ( nullcheck );
                double dfDy = poStyleLabel->SpacingY ( nullcheck2 );

                if ( !nullcheck && !nullcheck2 ) {
                    if ( !poKmlIconStyle) {
                        poKmlIconStyle = poKmlFactory->CreateIconStyle (  );
                        IconStyleIconPtr poKmlIcon = poKmlFactory->CreateIconStyleIcon (  );
                        poKmlIconStyle->set_icon ( poKmlIcon );
                    }
                    
                    HotSpotPtr poKmlHotSpot = poKmlFactory->CreateHotSpot (  );

                    poKmlHotSpot->set_x ( dfDx );
                    poKmlHotSpot->set_y ( dfDy );

                    poKmlIconStyle->set_hotspot ( poKmlHotSpot );
                }

                /***** label text *****/

                const char *pszText = poStyleLabel->TextString ( nullcheck );

                if ( !nullcheck ) {
                    if ( poKmlPlacemark ) {

                        poKmlPlacemark->set_name( pszText );
                    }
                }
                    
                break;
            }
        case OGRSTCNone:
        default:
            break;
        }

        delete poOgrST;
    }

    if ( poKmlLineStyle )
        poKmlStyle->set_linestyle ( poKmlLineStyle );

    if ( poKmlPolyStyle )
        poKmlStyle->set_polystyle ( poKmlPolyStyle );

    if ( poKmlIconStyle )
        poKmlStyle->set_iconstyle ( poKmlIconStyle );

    if ( poKmlLabelStyle )
        poKmlStyle->set_labelstyle ( poKmlLabelStyle );
    
    delete poOgrSM;
}
Beispiel #2
0
void styletable2kml (
    OGRStyleTable * poOgrStyleTable,
    KmlFactory * poKmlFactory,
    ContainerPtr poKmlContainer,
    char** papszOptions )
{

    /***** just return if the styletable is null *****/

    if ( !poOgrStyleTable )
        return;

    std::set<CPLString> aoSetNormalStyles;
    std::set<CPLString> aoSetHighlightStyles;
    poOgrStyleTable->ResetStyleStringReading (  );
    const char *pszStyleString;

    /* Collect styles that end with _normal or _highlight */
    while ( poOgrStyleTable->GetNextStyle (  ) != NULL ) {
        const char *pszStyleName = poOgrStyleTable->GetLastStyleName (  );

        if( strlen(pszStyleName) > strlen("_normal") &&
            EQUAL(pszStyleName + strlen(pszStyleName) - strlen("_normal"), "_normal") )
        {
            CPLString osName(pszStyleName);
            osName.resize(strlen(pszStyleName) - strlen("_normal"));
            aoSetNormalStyles.insert(osName);
        }
        else if( strlen(pszStyleName) > strlen("_highlight") &&
                  EQUAL(pszStyleName + strlen(pszStyleName) - strlen("_highlight"), "_highlight") )
        {
            CPLString osName(pszStyleName);
            osName.resize(strlen(pszStyleName) - strlen("_highlight"));
            aoSetHighlightStyles.insert(osName);
        }
    }

    /***** parse the style table *****/

    poOgrStyleTable->ResetStyleStringReading (  );

    while ( ( pszStyleString = poOgrStyleTable->GetNextStyle (  ) ) != NULL ) {
        const char *pszStyleName = poOgrStyleTable->GetLastStyleName (  );

        if( aoSetNormalStyles.find(pszStyleName) != aoSetNormalStyles.end() &&
            aoSetHighlightStyles.find(pszStyleName) != aoSetHighlightStyles.end() )
        {
            continue;
        }

        /***** add the style header to the kml *****/

        StylePtr poKmlStyle = poKmlFactory->CreateStyle (  );

        poKmlStyle->set_id ( pszStyleName );

        /***** parse the style string *****/

        addstylestring2kml ( pszStyleString, poKmlStyle, poKmlFactory, NULL );

        /***** add balloon style *****/
        const char* pszBalloonStyleBgColor = CSLFetchNameValue(papszOptions, CPLSPrintf("%s_balloonstyle_bgcolor", pszStyleName));
        const char* pszBalloonStyleText = CSLFetchNameValue(papszOptions, CPLSPrintf("%s_balloonstyle_text", pszStyleName));
        int nR, nG, nB, nA;
        OGRStylePen oStyleTool;
        if( (pszBalloonStyleBgColor != NULL &&
             oStyleTool.GetRGBFromString ( pszBalloonStyleBgColor, nR, nG, nB, nA )  ) ||
            pszBalloonStyleText != NULL )
        {
            BalloonStylePtr poKmlBalloonStyle = poKmlFactory->CreateBalloonStyle();
            if( pszBalloonStyleBgColor != NULL &&
                oStyleTool.GetRGBFromString ( pszBalloonStyleBgColor, nR, nG, nB, nA ) )
                poKmlBalloonStyle->set_bgcolor ( Color32 ( static_cast<GByte>(nA),
                                                           static_cast<GByte>(nB),
                                                           static_cast<GByte>(nG),
                                                           static_cast<GByte>(nR) ) );
            if( pszBalloonStyleText != NULL )
                poKmlBalloonStyle->set_text(pszBalloonStyleText);
            poKmlStyle->set_balloonstyle ( poKmlBalloonStyle );
        }

        /***** add the style to the container *****/

        DocumentPtr poKmlDocument = AsDocument ( poKmlContainer );
        poKmlDocument->add_styleselector ( poKmlStyle );

    }

    /* Find style name that end with _normal and _highlight to create */
    /* a StyleMap from both */
    std::set<CPLString>::iterator aoSetNormalStylesIter =
        aoSetNormalStyles.begin();
    for( ; aoSetNormalStylesIter != aoSetNormalStyles.end(); ++aoSetNormalStylesIter )
    {
        CPLString osStyleName(*aoSetNormalStylesIter);
        if( aoSetHighlightStyles.find(osStyleName) !=
                aoSetHighlightStyles.end() )
        {
            StyleMapPtr poKmlStyleMap = poKmlFactory->CreateStyleMap (  );
            poKmlStyleMap->set_id ( osStyleName );

            PairPtr poKmlPairNormal = poKmlFactory->CreatePair (  );
            poKmlPairNormal->set_key(STYLESTATE_NORMAL);
            poKmlPairNormal->set_styleurl(CPLSPrintf("#%s_normal", osStyleName.c_str()));
            poKmlStyleMap->add_pair(poKmlPairNormal);

            PairPtr poKmlPairHightlight = poKmlFactory->CreatePair (  );
            poKmlPairHightlight->set_key(STYLESTATE_HIGHLIGHT);
            poKmlPairHightlight->set_styleurl(CPLSPrintf("#%s_highlight", osStyleName.c_str()));
            poKmlStyleMap->add_pair(poKmlPairHightlight);

            /***** add the style to the container *****/
            DocumentPtr poKmlDocument = AsDocument ( poKmlContainer );
            poKmlDocument->add_styleselector ( poKmlStyleMap );
        }
    }

    return;
}