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58 lines
1.5 KiB
Plaintext
58 lines
1.5 KiB
Plaintext
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/**
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* A QgsVertexIndex identifies a particular vertex in a given OGC Geometry.
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* The left hand int (counting from 0) refers to the vertex number in
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* the "innermost" line-string or linear-ring.
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* The next int is the n'th line-string or linear-ring in a multi-line-string
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* or polygon, and so on to the multi-geometry level if applicable
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*
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* @author Brendan Morley
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*/
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class QgsGeometryVertexIndex
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{
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%TypeHeaderCode
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#include <qgsgeometryvertexindex.h>
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%End
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public:
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//! Constructor
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QgsGeometryVertexIndex();
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/** copy constructor will prompt a deep copy of the object */
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QgsGeometryVertexIndex( const QgsGeometryVertexIndex & rhs );
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//! Destructor
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~QgsGeometryVertexIndex();
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/** Pushes an int onto the last (rightmost) element of the index */
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void push_back(int& i);
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/** Gets the last (rightmost) element of the index */
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int back();
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/** Gets the i'th element of the index.
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i=0 refers to the "innermost" line-string or linear-ring.
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*/
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int get_at(int i) const;
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/** Resets the index */
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void clear();
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/** Increments the last (rightmost) element of the index */
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void increment_back();
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/** Decrements the last (rightmost) element of the index */
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void decrement_back();
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/** assign i to the last (rightmost) element of the index */
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void assign_back(int& i);
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/** Returns this index as a string - useful for "printf debugging" */
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QString toString();
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}; // class QgsGeometryVertexIndex
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