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VECAddField()
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VECAddField() is used to add a new field to an existing vector layer.
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VECClearLayer()
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VECClearLayer() is used to clear the contents
of a layer without removing it entirely.
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VECCopyWholePolygonLayer()
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VECCopyWholePolygonLayer() is used to copy the indicated
source area layer (LAYER_TYPE = AREA), to a new layer (or existing)
layer on the destination file.
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VECCreateLayer()
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VECCreateLayer() is used to create a new vector layer (segment) on the indicated
database.
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VECCreateShape()
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VECCreateShape() is used to create a new vector shape on a layer.
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VECDeleteField()
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VECDeleteField() is used to delete a field in an existing vector layer.
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VECDeleteShape()
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VECDeleteShape() is used to deletes a specified shape.
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VECGetField()
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VECGetField() is used to read the value from an attribute field associated
with a shape in a vector layer.
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VECGetFieldCount()
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VECGetFieldCount() is used to retrive the number of fields for an
indicated vector layer.
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VECGetFieldDesc()
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VECGetFieldDesc() is used to retrive the Description of an attribute field.
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VECGetFieldFormat()
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VECGetFieldFormat() is used to retrieve a string containing a
C-style format specification for displaying the contents of the given field.
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VECGetFieldName()
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VECGetFieldName() is used to retrieve the name of an attribute field.
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VECGetFieldType()
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VECGetFieldType() is used to retrieve the data type of an attribute field.
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VECGetLayerDesc()
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VECGetLayerDesc() is used to retrieve the Description of the layer.
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VECGetLayerName()
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VECGetLayerName() is used to retrieve the name of the layer.
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VECGetVertices()
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VECGetVertices() is used to retrieve a list of vertices from a shape
in a vector layer.
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VECNextShape()
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VECNextShape() is used to visit all entities
in a vector layer in a manner analogous to the DBNextSeg() function.
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VECQueryAttribute()
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VECQueryAttribute() is used to fetch a list of
shape numbers for all shapes in a layer satisfying a provided boolean
expression on the attribute fields.
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VECQueryNearest()
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VECQueryNearest() is used to fetch the nearest
shape to a given 2D location.
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VECQueryRadius()
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VECQueryRadius() is used to find a list of
shapes for which some portion of the shape is within a given radius
of a given point.
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VECQueryRect()
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VECQueryRect() is used to find a list of
shapes for which some portion of the shape is within a given
rectangle.
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VECReadGeoInfo()
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VECReadGeoInfo() is used to retrieve the georeferencing/projection
information for a vector layer.
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VECRemoveSelection()
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VECRemoveSelection() is used to remove the current selection from the given vector layer.
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VECSetField()
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VECSetField() is used to set the value of an attribute field on
a shape in a vector layer.
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VECSetSelection()
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VECSetSelection() is used to set the current selection on a
vector layer from the given list of shapeids.
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VECSetVertices()
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VECSetVertices() is used to writes a list of vertices to a shape in a vector layer.
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VECTopoConsistencyCheck()
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VECTopoConsistencyCheck() is used to verify that a
particular area (LAYER_TYPE = TOPO_AREAS) layer, and it's associated
arc and node layers are topologically consistent.
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VECWriteGeoInfo()
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VECWriteGeoInfo() is used to write the georeferencing/projection information
for a vector layer.
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