返回图形的几何中心（wps-execute-centroid）

返回由一个或多个多边形组成的 geometry 实例的几何中心。

请求参数

Query 参数

request

string

请求方法

必需

示例值:

Execute

identifier

string

标识符

必需

示例值:

Centroid

Body 参数application/xml

object {0}

示例

<wps:Execute xmlns:wps="http://www.opengis.net/wps/1.0.0" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:gml="http://www.opengis.net/gml" xmlns:ows="http://www.opengis.net/ows/1.1" service="WPS" version="1.0.0" xsi:schemaLocation="http://www.opengis.net/wps/1.0.0">
    <ows:Identifier>
        Centroid
    </ows:Identifier>
    <wps:DataInputs>
        <wps:Input>
            <ows:Identifier>
                GMLInput
            </ows:Identifier>
            <wps:Data>
                <wps:ComplexData>
                    <gml:Polygon srsName="EPSG:4326">
                        <gml:outerBoundaryIs>
                            <gml:LinearRing>
                                <gml:coordinates>
                                    29.9366939630433,112.922310544931 29.936355127796,112.922588465977 29.9324191413312,112.925991951951 29.9286655214823,112.929595567393 29.9251044314403,112.933389555261 29.9217455131078,112.937363643064 29.9185978609936,112.941507070678 29.915669997588,112.945808619481 29.912969850288,112.950256642726 29.910504729933,112.954839097075 29.9082813110105,112.95954357521 29.9063056135843,112.964357339424 29.9045829869947,112.96926735611 29.9031180953748,112.974260331052 29.9019149050222,112.979322745417 29.9009766736597,112.984440892361 29.9003059416149,112.989600914139 29.8999045249423,112.994788839628 29.8997735105059,112.999990622154 29.8999132530364,113.005192177523 29.9003233741711,113.010379422156 29.9010027634781,113.015538311222 29.9019495814629,113.020654876665 29.9031612645489,113.025715265022 29.9046345320185,113.030705774935 29.906365394896,113.035612894245 29.908349166748,113.040423336581 29.9105804763721,113.04512407733 29.9130532823399,113.049702388904 29.9157608893545,113.054145875202 29.9186959663789,113.058442505171 29.9190024409564,113.058867001014 29.9221895144046,113.063045494147 29.9255916997536,113.067050787755 29.9291996011059,113.070871820319 29.9330032544329,113.074498039203 29.9369921550932,113.077919429791 29.9411552868433,113.081126543144 29.9454811522615,113.0841105221 29.9499578045005,113.086863125733 29.9545728802816,113.08937675211 29.9593136340382,113.091644459289 29.9641669731159,113.093659984487 29.9691194939308,113.09541776138 29.9741575189862,113.096912935474 29.9767998329287,113.097548194509 29.977095358607,113.097626720022 29.977348173233,113.097680025223 29.9792671346465,113.098141377508 29.981502813835,113.098556018657 29.9821741251722,113.098697562627 29.9827762715006,113.098792201001 29.9844342295624,113.099099694866 29.9862673337434,113.09934088566 29.9873016131189,113.099503441692 29.9882742387387,113.099604944305 29.9896445336427,113.09978524094 29.9910825618557,113.099898019184 29.9924640087004,113.10004218613 29.9938259266304,113.10011316925 29.9948836574647,113.100196122439 29.9959373267155,113.100223215355 29.9976474041268,113.100312344535 29.9994148296184,113.100312632118 30.0001371320132,113.100331204623 30.0008201420592,113.10031286078 30.0028378350335,113.100313189084 30.0050241329592,113.100199952702 30.0053904486405,113.100190114432 30.0057192342344,113.10016395086 30.0080213181018,113.1000447175 30.0131838887309,113.099507653063 30.0183116386595,113.098703442655 30.0233907534349,113.097634252865 30.0284075496306,113.09630296415 30.0333485117099,113.094713163081 30.0334950865079,113.094661766724 30.0383303243451,113.092824533204 30.0430640943904,113.090739737504 30.0476837314647,113.088412957487 30.0521768757514,113.085850418439 30.0565315058644,113.083058976423 30.0607359710117,113.080046099928 30.0647790221672,113.076819849891 30.0686498421669,113.073388858127 30.0723380746503,113.06976230424 30.0758338517694,113.065949891056 30.0791278205891,113.061961818669 30.0822111681117,113.057808757147 30.0850756448558,113.053501817987 30.0877135869275,113.049052524383 30.0901179365256,113.044472780399 30.0922822608243,113.039774839118 30.0942007691842,113.034971269859 30.0958683286455,113.030074924549 30.0972804776608,113.025098903337 30.0984334380324,113.020056519542 30.0993241250201,113.014961264039 30.0999501555953,113.00982676916 30.1003098548161,113.00466677222 30.1004022603091,112.999495078766 30.1003965496027,112.998781240464 30.1002225048508,112.993629954155 30.0997832705455,112.98849447799 30.0990800135585,112.983388454897 30.0981146021653,112.978325449559 30.0968896010818,112.973318912376 30.0954082646512,112.968382143737 30.093674528198,112.963528258682 30.0916929975738,112.958770152063 30.0894689369212,112.954120464286 30.0870082546892,112.94959154773 30.0843174879365,112.945195433935 30.0814037849656,112.940943801635 30.0782748863319,112.936847945735 30.0749391042808,112.932918747302 30.071405300665,112.929166644662 30.0676828634021,112.925601605667 30.0637816815346,112.922233101214 30.0597121189588,112.919070080086 30.0554849868917,112.916120945178 30.0511115151503,112.913393531175 30.0466033223181,112.910895083737 30.0419723848791,112.908632240249 30.0372310054014,112.90661101219 30.0323917798536,112.904836769165 30.0274675641428,112.903314224634 30.0224714399611,112.902047423396 30.0174166800334,112.90103973084 30.0123167128559,112.900293824006 30.0071850870232,112.899811684474 30.002035435234,112.899594593098 29.9968814380751,112.899643126603 29.9943547066017,112.899797358288 29.994251005125,112.899800726376 29.9941275437865,112.899811224306 29.991736787677,112.899957156055 29.9916054414295,112.899968577468 29.9895995899327,112.900196236664 29.9890345491962,112.900244282133 29.9883794630754,112.900334718052 29.9863844503972,112.900561147069 29.9846977487582,112.900842985908 29.9838484553664,112.90096023252 29.9828519367466,112.90115141124 29.9812017928003,112.901427141484 29.9798309803686,112.901730971484 29.9787069377617,112.901946615249 29.9773721681508,112.902275948244 29.9760717778976,112.902564169711 29.9750104251284,112.902858670457 29.9736240883328,112.903200726827 29.9719581145777,112.90370561575 29.9710085696018,112.90396909243 29.970247211515,112.90422412092 29.9686138382317,112.904719129966 29.9666275913637,112.905436567836 29.9660261473732,112.905638030664 29.9655524467402,112.905824913052 29.9636899196292,112.906497663003 29.9613981927722,112.907463831913 29.9611382676229,112.907566376493 29.9609372057259,112.907658179399 29.9588658280772,112.908531451307 29.9541547855203,112.91081492064 29.9495697040566,112.913341812434 29.9451231505479,112.916105200945 29.9408273121768,112.919097512235 29.9366939630433,112.922310544931
                                </gml:coordinates>
                            </gml:LinearRing>
                        </gml:outerBoundaryIs>
                    </gml:Polygon>
                </wps:ComplexData>
            </wps:Data>
        </wps:Input>
    </wps:DataInputs>
    <wps:ResponseForm>
        <wps:ResponseDocument>
            <wps:Output mimeType="text/xml; subtype=gml/2.1.2" asReference="false">
                <ows:Identifier>
                    Centroid
                </ows:Identifier>
            </wps:Output>
        </wps:ResponseDocument>
    </wps:ResponseForm>
</wps:Execute>

示例代码

Shell

JavaScript

Java

Swift

PHP

Python

HTTP

Objective-C

Ruby

OCaml

Dart

curl --location --request POST '/rest/services/wps/proc?request=Execute&identifier=Centroid' \
--header 'Content-Type: application/xml' \
--data-raw '<wps:Execute xmlns:wps="http://www.opengis.net/wps/1.0.0" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:gml="http://www.opengis.net/gml" xmlns:ows="http://www.opengis.net/ows/1.1" service="WPS" version="1.0.0" xsi:schemaLocation="http://www.opengis.net/wps/1.0.0">
    <ows:Identifier>
        Centroid
    </ows:Identifier>
    <wps:DataInputs>
        <wps:Input>
            <ows:Identifier>
                GMLInput
            </ows:Identifier>
            <wps:Data>
                <wps:ComplexData>
                    <gml:Polygon srsName="EPSG:4326">
                        <gml:outerBoundaryIs>
                            <gml:LinearRing>
                                <gml:coordinates>
                                    29.9366939630433,112.922310544931 29.936355127796,112.922588465977 29.9324191413312,112.925991951951 29.9286655214823,112.929595567393 29.9251044314403,112.933389555261 29.9217455131078,112.937363643064 29.9185978609936,112.941507070678 29.915669997588,112.945808619481 29.912969850288,112.950256642726 29.910504729933,112.954839097075 29.9082813110105,112.95954357521 29.9063056135843,112.964357339424 29.9045829869947,112.96926735611 29.9031180953748,112.974260331052 29.9019149050222,112.979322745417 29.9009766736597,112.984440892361 29.9003059416149,112.989600914139 29.8999045249423,112.994788839628 29.8997735105059,112.999990622154 29.8999132530364,113.005192177523 29.9003233741711,113.010379422156 29.9010027634781,113.015538311222 29.9019495814629,113.020654876665 29.9031612645489,113.025715265022 29.9046345320185,113.030705774935 29.906365394896,113.035612894245 29.908349166748,113.040423336581 29.9105804763721,113.04512407733 29.9130532823399,113.049702388904 29.9157608893545,113.054145875202 29.9186959663789,113.058442505171 29.9190024409564,113.058867001014 29.9221895144046,113.063045494147 29.9255916997536,113.067050787755 29.9291996011059,113.070871820319 29.9330032544329,113.074498039203 29.9369921550932,113.077919429791 29.9411552868433,113.081126543144 29.9454811522615,113.0841105221 29.9499578045005,113.086863125733 29.9545728802816,113.08937675211 29.9593136340382,113.091644459289 29.9641669731159,113.093659984487 29.9691194939308,113.09541776138 29.9741575189862,113.096912935474 29.9767998329287,113.097548194509 29.977095358607,113.097626720022 29.977348173233,113.097680025223 29.9792671346465,113.098141377508 29.981502813835,113.098556018657 29.9821741251722,113.098697562627 29.9827762715006,113.098792201001 29.9844342295624,113.099099694866 29.9862673337434,113.09934088566 29.9873016131189,113.099503441692 29.9882742387387,113.099604944305 29.9896445336427,113.09978524094 29.9910825618557,113.099898019184 29.9924640087004,113.10004218613 29.9938259266304,113.10011316925 29.9948836574647,113.100196122439 29.9959373267155,113.100223215355 29.9976474041268,113.100312344535 29.9994148296184,113.100312632118 30.0001371320132,113.100331204623 30.0008201420592,113.10031286078 30.0028378350335,113.100313189084 30.0050241329592,113.100199952702 30.0053904486405,113.100190114432 30.0057192342344,113.10016395086 30.0080213181018,113.1000447175 30.0131838887309,113.099507653063 30.0183116386595,113.098703442655 30.0233907534349,113.097634252865 30.0284075496306,113.09630296415 30.0333485117099,113.094713163081 30.0334950865079,113.094661766724 30.0383303243451,113.092824533204 30.0430640943904,113.090739737504 30.0476837314647,113.088412957487 30.0521768757514,113.085850418439 30.0565315058644,113.083058976423 30.0607359710117,113.080046099928 30.0647790221672,113.076819849891 30.0686498421669,113.073388858127 30.0723380746503,113.06976230424 30.0758338517694,113.065949891056 30.0791278205891,113.061961818669 30.0822111681117,113.057808757147 30.0850756448558,113.053501817987 30.0877135869275,113.049052524383 30.0901179365256,113.044472780399 30.0922822608243,113.039774839118 30.0942007691842,113.034971269859 30.0958683286455,113.030074924549 30.0972804776608,113.025098903337 30.0984334380324,113.020056519542 30.0993241250201,113.014961264039 30.0999501555953,113.00982676916 30.1003098548161,113.00466677222 30.1004022603091,112.999495078766 30.1003965496027,112.998781240464 30.1002225048508,112.993629954155 30.0997832705455,112.98849447799 30.0990800135585,112.983388454897 30.0981146021653,112.978325449559 30.0968896010818,112.973318912376 30.0954082646512,112.968382143737 30.093674528198,112.963528258682 30.0916929975738,112.958770152063 30.0894689369212,112.954120464286 30.0870082546892,112.94959154773 30.0843174879365,112.945195433935 30.0814037849656,112.940943801635 30.0782748863319,112.936847945735 30.0749391042808,112.932918747302 30.071405300665,112.929166644662 30.0676828634021,112.925601605667 30.0637816815346,112.922233101214 30.0597121189588,112.919070080086 30.0554849868917,112.916120945178 30.0511115151503,112.913393531175 30.0466033223181,112.910895083737 30.0419723848791,112.908632240249 30.0372310054014,112.90661101219 30.0323917798536,112.904836769165 30.0274675641428,112.903314224634 30.0224714399611,112.902047423396 30.0174166800334,112.90103973084 30.0123167128559,112.900293824006 30.0071850870232,112.899811684474 30.002035435234,112.899594593098 29.9968814380751,112.899643126603 29.9943547066017,112.899797358288 29.994251005125,112.899800726376 29.9941275437865,112.899811224306 29.991736787677,112.899957156055 29.9916054414295,112.899968577468 29.9895995899327,112.900196236664 29.9890345491962,112.900244282133 29.9883794630754,112.900334718052 29.9863844503972,112.900561147069 29.9846977487582,112.900842985908 29.9838484553664,112.90096023252 29.9828519367466,112.90115141124 29.9812017928003,112.901427141484 29.9798309803686,112.901730971484 29.9787069377617,112.901946615249 29.9773721681508,112.902275948244 29.9760717778976,112.902564169711 29.9750104251284,112.902858670457 29.9736240883328,112.903200726827 29.9719581145777,112.90370561575 29.9710085696018,112.90396909243 29.970247211515,112.90422412092 29.9686138382317,112.904719129966 29.9666275913637,112.905436567836 29.9660261473732,112.905638030664 29.9655524467402,112.905824913052 29.9636899196292,112.906497663003 29.9613981927722,112.907463831913 29.9611382676229,112.907566376493 29.9609372057259,112.907658179399 29.9588658280772,112.908531451307 29.9541547855203,112.91081492064 29.9495697040566,112.913341812434 29.9451231505479,112.916105200945 29.9408273121768,112.919097512235 29.9366939630433,112.922310544931
                                </gml:coordinates>
                            </gml:LinearRing>
                        </gml:outerBoundaryIs>
                    </gml:Polygon>
                </wps:ComplexData>
            </wps:Data>
        </wps:Input>
    </wps:DataInputs>
    <wps:ResponseForm>
        <wps:ResponseDocument>
            <wps:Output mimeType="text/xml; subtype=gml/2.1.2" asReference="false">
                <ows:Identifier>
                    Centroid
                </ows:Identifier>
            </wps:Output>
        </wps:ResponseDocument>
    </wps:ResponseForm>
</wps:Execute>'

返回响应

🟢200成功

application/xml

Body

wps:Process

object

必需

ows:Identifier

string

必需

ows:Title

string

必需

ows:Abstract

string

必需

wps:Status

object

必需

wps:ProcessSucceeded

string

必需

wps:ProcessOutputs

object

必需

wps:Output

object

必需

示例

<?xml version="1.0" encoding="UTF-8"?>
<wps:ExecuteResponse service="WPS" version="1.0.0" xml:lang="en" xsi:schemaLocation="http://www.opengis.net/wps/1.0.0 http://schemas.opengis.net/wps/1.0.0/wpsExecute_response.xsd" serviceInstance="http://127.0.0.1:8699/kqgis" xmlns:wps="http://www.opengis.net/wps/1.0.0" xmlns:ows="http://www.opengis.net/ows/1.1" xmlns:ogc="http://www.opengis.net/ogc" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
    <wps:Process wps:processVersion="1.0.0">
        <ows:Identifier>
            Centroid
        </ows:Identifier>
        <ows:Title>
            Centroid Analysis
        </ows:Title>
        <ows:Abstract></ows:Abstract>
    </wps:Process>
    <wps:Status creationTime="2022-06-29T18:05:31.045Z">
        <wps:ProcessSucceeded>
            Process execution finished@2022-06-29T18:05:31.045Z
        </wps:ProcessSucceeded>
    </wps:Status>
    <wps:ProcessOutputs>
        <wps:Output>
            <ows:Identifier>
                Centroid
            </ows:Identifier>
            <ows:Title>
                Centroid
            </ows:Title>
            <wps:Data>
                <wps:ComplexData mimeType="text/xml;subtype=gml/2.1.2" schema="http://schemas.opengis.net/gml/2.1.2/geometry.xsd">
                    <gml:Point srsName="EPSG:4326" xsi:schemaLocation="http://schemas.opengis.net/gml/2.1.2/geometry.xsd" xmlns:gml="http://www.opengis.net/gml" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
                        <gml:coordinates>
                            30.0001733552806,112.999958182958
                        </gml:coordinates>
                    </gml:Point>
                </wps:ComplexData>
            </wps:Data>
        </wps:Output>
    </wps:ProcessOutputs>
</wps:ExecuteResponse>