ó J~‰Pc@sddlmZmZddlmZmZmZddlmZddlm Z ddl m Z ddl mZdefd„ƒYZd efd „ƒYZd efd „ƒYZd efd„ƒYZdefd„ƒYZdefd„ƒYZdefd„ƒYZdefd„ƒYZdefd„ƒYZdefd„ƒYZdefd„ƒYZdefd„ƒYZdefd „ƒYZi ed!6ed"6ed#6ed$6ed%6ed&6ed'6ed(6ed)6ed*6ed+6ed,6ZegejƒD]\ZZ e ef^qúƒZ!d-S(.iÿÿÿÿ(tbyreftc_int(tdatetdatetimettime(tGDALBase(t OGRException(tds(t force_texttFieldcBsžeZdZd„Zd„Zd„Zd„Zd„Zd„Ze d„ƒZ e d„ƒZ e d „ƒZ e d „ƒZ e d „ƒZe d „ƒZRS( s` This class wraps an OGR Field, and needs to be instantiated from a Feature object. cCsŒ||_||_tj|j|ƒ}|s<tdƒ‚n||_t|j|_t |t ƒrˆ|j dkrˆt |_t |_ndS(sr Initializes on the feature object and the integer index of the field within the feature. s/Cannot create OGR Field, invalid pointer given.iN(t_featt_indextcapitget_feat_field_defntptrRt OGRFieldTypesttypet __class__t isinstancetOFTRealt precisiont OFTIntegertTruet_double(tselftfeattindextfld_ptr((s6../Django//lib/python/django/contrib/gis/gdal/field.pyt__init__s    cCst|jƒjƒS(s/Returns the string representation of the Field.(tstrtvaluetstrip(R((s6../Django//lib/python/django/contrib/gis/gdal/field.pyt__str__+scCstj|jj|jƒS(s0Retrieves the Field's value as a double (float).(R tget_field_as_doubleR RR (R((s6../Django//lib/python/django/contrib/gis/gdal/field.pyt as_double0scCstj|jj|jƒS(s*Retrieves the Field's value as an integer.(R tget_field_as_integerR RR (R((s6../Django//lib/python/django/contrib/gis/gdal/field.pytas_int4scCs7tj|jj|jƒ}t|d|jjdtƒS(s(Retrieves the Field's value as a string.tencodingt strings_only(R tget_field_as_stringR RR RR%R(Rtstring((s6../Django//lib/python/django/contrib/gis/gdal/field.pyt as_string8sc CsÀgtdƒD]}tƒ^q \}}}}}}}tj|jj|jt|ƒt|ƒt|ƒt|ƒt|ƒt|ƒt|ƒƒ } | r°|||||||fStdƒ‚dS(sARetrieves the Field's value as a tuple of date & time components.is:Unable to retrieve date & time information from the field.N( trangeRR tget_field_as_datetimeR RR RR( Rtityytmmtddthhtmntssttztstatus((s6../Django//lib/python/django/contrib/gis/gdal/field.pyt as_datetime=s7**cCs.tj|jƒ}t|d|jjdtƒS(sReturns the name of this Field.R%R&(R tget_field_nameRRR R%R(Rtname((s6../Django//lib/python/django/contrib/gis/gdal/field.pyR7IscCstj|jƒS(s$Returns the precision of this Field.(R tget_field_precisionR(R((s6../Django//lib/python/django/contrib/gis/gdal/field.pyROscCstj|jƒS(s#Returns the OGR type of this Field.(R tget_field_typeR(R((s6../Django//lib/python/django/contrib/gis/gdal/field.pyRTscCstj|jƒS(s.Return the OGR field type name for this Field.(R tget_field_type_nameR(R((s6../Django//lib/python/django/contrib/gis/gdal/field.pyt type_nameYscCs |jƒS(s Returns the value of this Field.(R)(R((s6../Django//lib/python/django/contrib/gis/gdal/field.pyR^scCstj|jƒS(s Returns the width of this Field.(R tget_field_widthR(R((s6../Django//lib/python/django/contrib/gis/gdal/field.pytwidthds(t__name__t __module__t__doc__RR R"R$R)R5tpropertyR7RRR;RR=(((s6../Django//lib/python/django/contrib/gis/gdal/field.pyR s      RcBs,eZeZed„ƒZed„ƒZRS(cCs'|jrt|jƒƒS|jƒSdS(s+Returns an integer contained in this field.N(RtintR"R$(R((s6../Django//lib/python/django/contrib/gis/gdal/field.pyRms cCsdS(sµ GDAL uses OFTReals to represent OFTIntegers in created shapefiles -- forcing the type here since the underlying field type may actually be OFTReal. i((R((s6../Django//lib/python/django/contrib/gis/gdal/field.pyRws(R>R?tFalseRRARR(((s6../Django//lib/python/django/contrib/gis/gdal/field.pyRjs RcBseZed„ƒZRS(cCs |jƒS(s(Returns a float contained in this field.(R"(R((s6../Django//lib/python/django/contrib/gis/gdal/field.pyRs(R>R?RAR(((s6../Django//lib/python/django/contrib/gis/gdal/field.pyR€st OFTStringcBseZRS((R>R?(((s6../Django//lib/python/django/contrib/gis/gdal/field.pyRD‡st OFTWideStringcBseZRS((R>R?(((s6../Django//lib/python/django/contrib/gis/gdal/field.pyREˆst OFTBinarycBseZRS((R>R?(((s6../Django//lib/python/django/contrib/gis/gdal/field.pyRF‰stOFTDatecBseZed„ƒZRS(cCs]y>|jƒ\}}}}}}}t|j|j|jƒSWnttfk rXdSXdS(s5Returns a Python `date` object for the OFTDate field.N(R5RRt ValueErrorRtNone(RR-R.R/R0R1R2R3((s6../Django//lib/python/django/contrib/gis/gdal/field.pyRs !(R>R?RAR(((s6../Django//lib/python/django/contrib/gis/gdal/field.pyRGŒst OFTDateTimecBseZed„ƒZRS(cCsoyP|jƒ\}}}}}}}t|j|j|j|j|j|jƒSWnttfk rjdSXdS(s>Returns a Python `datetime` object for this OFTDateTime field.N(R5RRRHRRI(RR-R.R/R0R1R2R3((s6../Django//lib/python/django/contrib/gis/gdal/field.pyR—s !/(R>R?RAR(((s6../Django//lib/python/django/contrib/gis/gdal/field.pyRJ–stOFTTimecBseZed„ƒZRS(cCs]y>|jƒ\}}}}}}}t|j|j|jƒSWnttfk rXdSXdS(s6Returns a Python `time` object for this OFTTime field.N(R5RRRHRRI(RR-R.R/R0R1R2R3((s6../Django//lib/python/django/contrib/gis/gdal/field.pyR¥s !(R>R?RAR(((s6../Django//lib/python/django/contrib/gis/gdal/field.pyRK¤stOFTIntegerListcBseZRS((R>R?(((s6../Django//lib/python/django/contrib/gis/gdal/field.pyRL¯st OFTRealListcBseZRS((R>R?(((s6../Django//lib/python/django/contrib/gis/gdal/field.pyRM°st OFTStringListcBseZRS((R>R?(((s6../Django//lib/python/django/contrib/gis/gdal/field.pyRN±stOFTWideStringListcBseZRS((R>R?(((s6../Django//lib/python/django/contrib/gis/gdal/field.pyRO²siiiiiiiiii i i N("tctypesRRRRRtdjango.contrib.gis.gdal.baseRtdjango.contrib.gis.gdal.errorRt"django.contrib.gis.gdal.prototypesRR tdjango.utils.encodingRR RRRDRERFRGRJRKRLRMRNRORtdicttitemstnumtclstROGRFieldTypes(((s6../Django//lib/python/django/contrib/gis/gdal/field.pyts>]