Revision 400
| org.gvsig.scripting.app/trunk/org.gvsig.scripting.app/org.gvsig.scripting.app.extension/src/main/resources/scripting/lib/geom.py | ||
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__author__ = """Antonio Carrasco Valero |
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Model Driven Development sl and Antonio Carrasco Valero |
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<carrasco@modeldd.org> |
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Victor Acevedo Royer <vacevedor@gmail.com> |
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Victor Acevedo Royer <vacevedo@gvsig.com> <vacevedor@gmail.com>
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""" |
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__docformat__ = 'plaintext' |
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SURFACE = Geometry.TYPES.SURFACE |
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# Common named geometry types |
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POLIGON = Geometry.TYPES.SURFACE
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POLYGON = Geometry.TYPES.SURFACE
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LINE = Geometry.TYPES.CURVE |
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MULTILINE = Geometry.TYPES.MULTICURVE |
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MULTIPOLIGON = Geometry.TYPES.MULTISURFACE
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MULTIPOLYGON = Geometry.TYPES.MULTISURFACE
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# geometrySubTypes |
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D2= Geometry.SUBTYPES.GEOM2D |
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def createMultiPoint(points=None, subtype=D2): |
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""" |
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Create a new multipoint with a subtype from a list of Points. Also values of |
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X and Y tuples like ([x1, y1], [x2, y2], ...., [xn, yn]) are allowed |
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Create a new multipoint with a subtype from a list of Points instances. Also |
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values of X and Y tuples like ([x1, y1], [x2, y2], ...., [xn, yn]) are |
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allowed. If not points returns empty multipoint geometry. |
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:param points: list of points |
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:type points: list |
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if not isinstance(point, Point): |
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point = createPoint(point[0], point[1], subtype) |
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multipoint.add(point) |
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multipoint.addPoint(point)
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return multipoint |
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def createPolygon(vertex=None, subtype=D2): |
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""" |
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Create a new polygon with a subtype. |
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:return: polygon |
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:rtype: Geometry |
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""" |
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polygon = createGeometry(SURFACE, subtype) |
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return polygon |
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def createMultiPolygon(vertex=None, subtype=D2): |
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""" |
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Create a new multipolygon with a subtype. |
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:return: multipolygon |
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:rtype: Geometry |
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""" |
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multipolygon = createGeometry(MULTISURFACE, subtype) |
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return multipolygon |
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def createLine(subtype=D2): |
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""" |
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Create a new line with a subtype. |
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:return: polygon |
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:rtype: Geometry |
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""" |
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line = createGeometry(CURVE, subtype) |
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return line |
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def createMultiLine(subtype=D2): |
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""" |
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Create a new multiline with a subtype. |
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:return: multiline |
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:rtype: Geometry |
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""" |
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multiline = createGeometry(MULTICURVECURVE, subtype) |
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return multiline |
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def createEnvelope(pointMax=None, pointMin=None, dimension=2): |
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""" |
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Create envelope as a minimum bounding box or rectangle. This envelope is |
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return envelope |
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def getCRS(crs): |
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return CRSFactory.getCRS(crs) |
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