ogr__geometry_8h-source.html

gdal库的学习文档

<a name="l00445"></a>00445 
<a name="l00446"></a>00446     <span class="keywordtype">int</span>         nCoordinateDimension;
<a name="l00447"></a>00447     
<a name="l00448"></a>00448   <span class="keyword">public</span>:
<a name="l00449"></a>00449                 OGRGeometryCollection();
<a name="l00450"></a>00450     <span class="keyword">virtual</span>     ~OGRGeometryCollection();
<a name="l00451"></a>00451 
<a name="l00452"></a>00452     <span class="comment">// Non standard (OGRGeometry).</span>
<a name="l00453"></a>00453     <span class="keyword">virtual</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code" href="classOGRGeometry.html#b9c97ddc4876f1aa563cc4c075bfb251">getGeometryName</a>() <span class="keyword">const</span>;
<a name="l00454"></a>00454     <span class="keyword">virtual</span> OGRwkbGeometryType <a class="code" href="classOGRGeometry.html#26fef0fc5e95c9e8e526922476c778bd">getGeometryType</a>() <span class="keyword">const</span>;
<a name="l00455"></a>00455     <span class="keyword">virtual</span> <a class="code" href="classOGRGeometry.html">OGRGeometry</a> *<a class="code" href="classOGRGeometry.html#f2fe60f2bde104cb3eef16475f3f3cd8">clone</a>() <span class="keyword">const</span>;
<a name="l00456"></a>00456     <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classOGRGeometry.html#1702b5b8142abe761061a6cd44e50b05">empty</a>();
<a name="l00457"></a>00457     <span class="keyword">virtual</span> OGRErr  <a class="code" href="classOGRGeometry.html#a9e8bfb3c2129f25cf622660f734e1ba">transform</a>( <a class="code" href="classOGRCoordinateTransformation.html">OGRCoordinateTransformation</a> *poCT );
<a name="l00458"></a>00458     <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classOGRGeometry.html#aae1a2ced937a5900b2bfeb717bad6c9">flattenTo2D</a>();
<a name="l00459"></a>00459     
<a name="l00460"></a>00460     <span class="comment">// IWks Interface</span>
<a name="l00461"></a>00461     <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classOGRGeometry.html#68215bd90d675b7627a798b162c54ab1">WkbSize</a>() <span class="keyword">const</span>;
<a name="l00462"></a>00462     <span class="keyword">virtual</span> OGRErr <a class="code" href="classOGRGeometry.html#b2c6583c2b7c3e526dcfe54a61470c1f">importFromWkb</a>( <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *, <span class="keywordtype">int</span> = -1 );
<a name="l00463"></a>00463     <span class="keyword">virtual</span> OGRErr <a class="code" href="classOGRGeometry.html#6fe8947602669a35136e107cd45b084d">exportToWkb</a>( OGRwkbByteOrder, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * ) <span class="keyword">const</span>;
<a name="l00464"></a>00464     <span class="keyword">virtual</span> OGRErr <a class="code" href="classOGRGeometry.html#30561a301d44b1f90393ea4a78a5b0a5">importFromWkt</a>( <span class="keywordtype">char</span> ** );
<a name="l00465"></a>00465     <span class="keyword">virtual</span> OGRErr <a class="code" href="classOGRGeometry.html#71184265101d21cffa5c50ee79afdd61">exportToWkt</a>( <span class="keywordtype">char</span> ** ppszDstText ) <span class="keyword">const</span>;
<a name="l00466"></a>00466 
<a name="l00467"></a>00467     <span class="comment">// IGeometry methods</span>
<a name="l00468"></a>00468     <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classOGRGeometry.html#266c427f00ea35fdc503393c210a115d">getDimension</a>() <span class="keyword">const</span>;
<a name="l00469"></a>00469     <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classOGRGeometry.html#a3d42b06ae6f7bbef6d1a2886da8d398">getEnvelope</a>( <a class="code" href="classOGREnvelope.html">OGREnvelope</a> * psEnvelope ) <span class="keyword">const</span>;
<a name="l00470"></a>00470 
<a name="l00471"></a>00471     <span class="comment">// IGeometryCollection</span>
<a name="l00472"></a>00472     <span class="keywordtype">int</span>         getNumGeometries() <span class="keyword">const</span>;
<a name="l00473"></a>00473     <a class="code" href="classOGRGeometry.html">OGRGeometry</a> *getGeometryRef( <span class="keywordtype">int</span> );
<a name="l00474"></a>00474     <span class="keyword">const</span> <a class="code" href="classOGRGeometry.html">OGRGeometry</a> *getGeometryRef( <span class="keywordtype">int</span> ) <span class="keyword">const</span>;
<a name="l00475"></a>00475 
<a name="l00476"></a>00476     <span class="comment">// ISpatialRelation</span>
<a name="l00477"></a>00477     <span class="keyword">virtual</span> OGRBoolean  <a class="code" href="classOGRGeometry.html#e751513a46c7e7b154796bfe494faf16">Equals</a>( <a class="code" href="classOGRGeometry.html">OGRGeometry</a> * ) <span class="keyword">const</span>;
<a name="l00478"></a>00478     
<a name="l00479"></a>00479     <span class="comment">// Non standard</span>
<a name="l00480"></a>00480     <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classOGRGeometry.html#79f84a2b948d511f28c47c47577dea49">setCoordinateDimension</a>( <span class="keywordtype">int</span> nDimension ); 
<a name="l00481"></a>00481     <span class="keyword">virtual</span> OGRErr addGeometry( <span class="keyword">const</span> <a class="code" href="classOGRGeometry.html">OGRGeometry</a> * );
<a name="l00482"></a>00482     <span class="keyword">virtual</span> OGRErr addGeometryDirectly( <a class="code" href="classOGRGeometry.html">OGRGeometry</a> * );
<a name="l00483"></a>00483     <span class="keyword">virtual</span> OGRErr removeGeometry( <span class="keywordtype">int</span> iIndex, <span class="keywordtype">int</span> bDelete = TRUE );
<a name="l00484"></a>00484 
<a name="l00485"></a>00485     <span class="keywordtype">void</span> <a class="code" href="classOGRGeometry.html#eb6cf249316b3046e0d4f77ec400e844">closeRings</a>();
<a name="l00486"></a>00486 };
<a name="l00487"></a>00487 
<a name="l00488"></a>00488 <span class="comment">/************************************************************************/</span>
<a name="l00489"></a>00489 <span class="comment">/*                           OGRMultiPolygon                            */</span>
<a name="l00490"></a>00490 <span class="comment">/************************************************************************/</span>
<a name="l00491"></a>00491 
<a name="l00499"></a><a class="code" href="classOGRMultiPolygon.html">00499</a> <span class="keyword">class </span>CPL_DLL OGRMultiPolygon : <span class="keyword">public</span> OGRGeometryCollection
<a name="l00500"></a>00500 {
<a name="l00501"></a>00501   <span class="keyword">public</span>:
<a name="l00502"></a>00502             OGRMultiPolygon();
<a name="l00503"></a>00503     <span class="comment">// Non standard (OGRGeometry).</span>
<a name="l00504"></a>00504     <span class="keyword">virtual</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code" href="classOGRGeometryCollection.html#f40a832716c7c6eac30bfc59b419b112">getGeometryName</a>() <span class="keyword">const</span>;
<a name="l00505"></a>00505     <span class="keyword">virtual</span> OGRwkbGeometryType <a class="code" href="classOGRGeometryCollection.html#15b662cc9386bb8554fa74d4428d7e9f">getGeometryType</a>() <span class="keyword">const</span>;
<a name="l00506"></a>00506     <span class="keyword">virtual</span> <a class="code" href="classOGRGeometry.html">OGRGeometry</a> *<a class="code" href="classOGRGeometryCollection.html#cdb672a3c99f6f4136f28b4f53dd1855">clone</a>() <span class="keyword">const</span>;
<a name="l00507"></a>00507     <span class="keyword">virtual</span> OGRErr <a class="code" href="classOGRGeometryCollection.html#72381b58185cf0851db54067e3f3f2df">importFromWkt</a>( <span class="keywordtype">char</span> ** );
<a name="l00508"></a>00508     <span class="keyword">virtual</span> OGRErr <a class="code" href="classOGRGeometryCollection.html#038ea304e58110b7e61ea72166774558">exportToWkt</a>( <span class="keywordtype">char</span> ** ) <span class="keyword">const</span>;
<a name="l00509"></a>00509     
<a name="l00510"></a>00510     <span class="comment">// Non standard</span>
<a name="l00511"></a>00511     <span class="keyword">virtual</span> OGRErr <a class="code" href="classOGRGeometryCollection.html#8422907a01d088ec5ef916382bea8eb3">addGeometryDirectly</a>( <a class="code" href="classOGRGeometry.html">OGRGeometry</a> * );
<a name="l00512"></a>00512 
<a name="l00513"></a>00513     <span class="keywordtype">double</span>  get_Area() <span class="keyword">const</span>;
<a name="l00514"></a>00514 };
<a name="l00515"></a>00515 
<a name="l00516"></a>00516 <span class="comment">/************************************************************************/</span>
<a name="l00517"></a>00517 <span class="comment">/*                            OGRMultiPoint                             */</span>
<a name="l00518"></a>00518 <span class="comment">/************************************************************************/</span>
<a name="l00519"></a>00519 
<a name="l00524"></a><a class="code" href="classOGRMultiPoint.html">00524</a> <span class="keyword">class </span>CPL_DLL OGRMultiPoint : <span class="keyword">public</span> OGRGeometryCollection
<a name="l00525"></a>00525 {
<a name="l00526"></a>00526   <span class="keyword">private</span>:
<a name="l00527"></a>00527     OGRErr  importFromWkt_Bracketed( <span class="keywordtype">char</span> ** );
<a name="l00528"></a>00528 
<a name="l00529"></a>00529   <span class="keyword">public</span>:
<a name="l00530"></a>00530             OGRMultiPoint();
<a name="l00531"></a>00531     <span class="comment">// Non standard (OGRGeometry).</span>
<a name="l00532"></a>00532     <span class="keyword">virtual</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code" href="classOGRGeometryCollection.html#f40a832716c7c6eac30bfc59b419b112">getGeometryName</a>() <span class="keyword">const</span>;
<a name="l00533"></a>00533     <span class="keyword">virtual</span> OGRwkbGeometryType <a class="code" href="classOGRGeometryCollection.html#15b662cc9386bb8554fa74d4428d7e9f">getGeometryType</a>() <span class="keyword">const</span>;
<a name="l00534"></a>00534     <span class="keyword">virtual</span> <a class="code" href="classOGRGeometry.html">OGRGeometry</a> *<a class="code" href="classOGRGeometryCollection.html#cdb672a3c99f6f4136f28b4f53dd1855">clone</a>() <span class="keyword">const</span>;
<a name="l00535"></a>00535     <span class="keyword">virtual</span> OGRErr <a class="code" href="classOGRGeometryCollection.html#72381b58185cf0851db54067e3f3f2df">importFromWkt</a>( <span class="keywordtype">char</span> ** );
<a name="l00536"></a>00536     <span class="keyword">virtual</span> OGRErr <a class="code" href="classOGRGeometryCollection.html#038ea304e58110b7e61ea72166774558">exportToWkt</a>( <span class="keywordtype">char</span> ** ) <span class="keyword">const</span>;
<a name="l00537"></a>00537     
<a name="l00538"></a>00538     <span class="comment">// Non standard</span>
<a name="l00539"></a>00539     <span class="keyword">virtual</span> OGRErr <a class="code" href="classOGRGeometryCollection.html#8422907a01d088ec5ef916382bea8eb3">addGeometryDirectly</a>( <a class="code" href="classOGRGeometry.html">OGRGeometry</a> * );
<a name="l00540"></a>00540 };
<a name="l00541"></a>00541 
<a name="l00542"></a>00542 <span class="comment">/************************************************************************/</span>
<a name="l00543"></a>00543 <span class="comment">/*                          OGRMultiLineString                          */</span>
<a name="l00544"></a>00544 <span class="comment">/************************************************************************/</span>
<a name="l00545"></a>00545 
<a name="l00550"></a><a class="code" href="classOGRMultiLineString.html">00550</a> <span class="keyword">class </span>CPL_DLL OGRMultiLineString : <span class="keyword">public</span> OGRGeometryCollection
<a name="l00551"></a>00551 {
<a name="l00552"></a>00552   <span class="keyword">public</span>:
<a name="l00553"></a>00553             OGRMultiLineString();
<a name="l00554"></a>00554             ~OGRMultiLineString();
<a name="l00555"></a>00555     <span class="comment">// Non standard (OGRGeometry).</span>
<a name="l00556"></a>00556     <span class="keyword">virtual</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code" href="classOGRGeometryCollection.html#f40a832716c7c6eac30bfc59b419b112">getGeometryName</a>() <span class="keyword">const</span>;
<a name="l00557"></a>00557     <span class="keyword">virtual</span> OGRwkbGeometryType <a class="code" href="classOGRGeometryCollection.html#15b662cc9386bb8554fa74d4428d7e9f">getGeometryType</a>() <span class="keyword">const</span>;
<a name="l00558"></a>00558     <span class="keyword">virtual</span> <a class="code" href="classOGRGeometry.html">OGRGeometry</a> *<a class="code" href="classOGRGeometryCollection.html#cdb672a3c99f6f4136f28b4f53dd1855">clone</a>() <span class="keyword">const</span>;
<a name="l00559"></a>00559     <span class="keyword">virtual</span> OGRErr <a class="code" href="classOGRGeometryCollection.html#72381b58185cf0851db54067e3f3f2df">importFromWkt</a>( <span class="keywordtype">char</span> ** );
<a name="l00560"></a>00560     <span class="keyword">virtual</span> OGRErr <a class="code" href="classOGRGeometryCollection.html#03