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
