QgsContrastEnhancement (PyQGIS)

Python 2.7.4 (default, Apr  6 2013, 19:54:46) [MSC v.1500 32 bit (Intel)] on zeito
## Type help(iface) for more info and list of methods.
help(QgsContrastEnhancement)
Help on class QgsContrastEnhancement in module qgis.core:

class QgsContrastEnhancement(sip.wrapper)
 |  QgsContrastEnhancement(QGis.DataType theDatatype=QGis.Byte)
 |  QgsContrastEnhancement(QgsContrastEnhancement)
 |
 |  Method resolution order:
 |      QgsContrastEnhancement
 |      sip.wrapper
 |      sip.simplewrapper
 |      __builtin__.object
 |
 |  Methods defined here:
 |
 |  contrastEnhancementAlgorithm(...)
 |      QgsContrastEnhancement.contrastEnhancementAlgorithm() -> QgsContrastEnhancement.ContrastEnhancementAlgorithm
 |
 |  contrastEnhancementAlgorithmFromString(...)
 |      QgsContrastEnhancement.contrastEnhancementAlgorithmFromString(QString) -> QgsContrastEnhancement.ContrastEnhancementAlgorithm
 |
 |  contrastEnhancementAlgorithmString(...)
 |      QgsContrastEnhancement.contrastEnhancementAlgorithmString(QgsContrastEnhancement.ContrastEnhancementAlgorithm) -> QString
 |
 |  enhanceContrast(...)
 |      QgsContrastEnhancement.enhanceContrast(float) -> int
 |
 |  isValueInDisplayableRange(...)
 |      QgsContrastEnhancement.isValueInDisplayableRange(float) -> bool
 |
 |  maximumValue(...)
 |      QgsContrastEnhancement.maximumValue() -> float
 |
 |  maximumValuePossible(...)
 |      QgsContrastEnhancement.maximumValuePossible(QGis.DataType) -> float
 |
 |  minimumValue(...)
 |      QgsContrastEnhancement.minimumValue() -> float
 |
 |  minimumValuePossible(...)
 |      QgsContrastEnhancement.minimumValuePossible(QGis.DataType) -> float
 |
 |  readXML(...)
 |      QgsContrastEnhancement.readXML(QDomElement)
 |
 |  setContrastEnhancementAlgorithm(...)
 |      QgsContrastEnhancement.setContrastEnhancementAlgorithm(QgsContrastEnhancement.ContrastEnhancementAlgorithm, bool generateTable=True)
 |
 |  setContrastEnhancementFunction(...)
 |      QgsContrastEnhancement.setContrastEnhancementFunction(QgsContrastEnhancementFunction)
 |
 |  setMaximumValue(...)
 |      QgsContrastEnhancement.setMaximumValue(float, bool generateTable=True)
 |
 |  setMinimumValue(...)
 |      QgsContrastEnhancement.setMinimumValue(float, bool generateTable=True)
 |
 |  writeXML(...)
 |      QgsContrastEnhancement.writeXML(QDomDocument, QDomElement)
 |
 |  ----------------------------------------------------------------------
 |  Data descriptors defined here:
 |
 |  __weakref__
 |      list of weak references to the object (if defined)
 |
 |  ----------------------------------------------------------------------
 |  Data and other attributes defined here:
 |
 |  ClipToMinimumMaximum = 3
 |
 |  ContrastEnhancementAlgorithm = <class 'qgis.core.ContrastEnhancementAl...
 |
 |
 |  NoEnhancement = 0
 |
 |  StretchAndClipToMinimumMaximum = 2
 |
 |  StretchToMinimumMaximum = 1
 |
 |  UserDefinedEnhancement = 4
 |
 |  ----------------------------------------------------------------------
 |  Methods inherited from sip.simplewrapper:
 |
 |  __init__(...)
 |      x.__init__(...) initializes x; see help(type(x)) for signature
 |
 |  ----------------------------------------------------------------------
 |  Data descriptors inherited from sip.simplewrapper:
 |
 |  __dict__
 |
 |  ----------------------------------------------------------------------
 |  Data and other attributes inherited from sip.simplewrapper:
 |
 |  __new__ = <built-in method __new__ of sip.wrappertype object>
 |      T.__new__(S, ...) -> a new object with type S, a subtype of T