def __init__(self, param=None, buffersize=512, stackMode='datetime'):
"""
:param param: param to be passed to XYImageItem constructor
:param buffersize: (int) size of the stack
:param stackMode: (str) can be 'datetime', 'timedelta' or 'event'
"""
XYImageItem.__init__(self,
numpy.arange(2),
numpy.arange(2),
numpy.zeros((2, 2)),
param=param)
TaurusBaseComponent.__init__(self, self.__class__.__name__)
self.maxBufferSize = buffersize
self._yValues = None
self._xBuffer = None
self._zBuffer = None
self.stackMode = stackMode
self.set_interpolation(INTERP_NEAREST)
self.__timeOffset = None
# Config properties
self.registerConfigProperty(self.get_lut_range, self.set_lut_range,
'lut_range')
self.registerConfigProperty(self._get_interpolation_cfg,
self._set_interpolation_cfg,
'interpolation')
self.registerConfigProperty(self.get_color_map_name,
self.set_color_map, 'color_map')
def __init__(self, param=None):
XYImageItem.__init__(self,
numpy.arange(2),
numpy.arange(2),
numpy.zeros((2, 2)),
param=param)
TaurusBaseImageItem.__init__(self, self.__class__.__name__)
def xyimage(self, x, y, data, title=None, alpha_mask=None, alpha=None,
background_color=None, colormap=None,
interpolation='linear', eliminate_outliers=None,
xformat='%.1f', yformat='%.1f', zformat='%.1f'):
"""
Make an xyimage `plot item` (image with non-linear X/Y axes) from data
(:py:class:`guiqwt.image.XYImageItem` object)
* x: 1D NumPy array (or tuple, list: will be converted to array)
* y: 1D NumPy array (or tuple, list: will be converted to array
* data: 2D NumPy array (image pixel data)
* title: image title (optional)
* interpolation: 'nearest', 'linear' (default), 'antialiasing' (5x5)
"""
param = XYImageParam(title=_("Image"), icon='image.png')
self.__set_image_param(param, title, alpha_mask, alpha, interpolation,
background=background_color, colormap=colormap,
xformat=xformat, yformat=yformat,
zformat=zformat)
if isinstance(x, (list, tuple)):
x = array(x)
if isinstance(y, (list, tuple)):
y = array(y)
image = XYImageItem(x, y, data, param)
if eliminate_outliers is not None:
image.set_lut_range(lut_range_threshold(image, 256,
eliminate_outliers))
return image
def __init__(self, param=None, buffersize=512, stackMode='datetime'):
XYImageItem.__init__(self, numpy.arange(2), numpy.arange(
2), numpy.zeros((2, 2)), param=param)
TaurusBaseComponent.__init__(self, self.__class__.__name__)
self.maxBufferSize = buffersize
self._yValues = None
self._xBuffer = None
self._zBuffer = None
self.stackMode = stackMode
self.set_interpolation(INTERP_NEAREST)
self.__timeOffset = None
def __init__(self, param=None):
XYImageItem.__init__(self, numpy.arange(2), numpy.arange(
2), numpy.zeros((2, 2)), param=param)
TaurusBaseImageItem.__init__(self, self.__class__.__name__)
