Created
March 19, 2018 13:21
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Python code for loading files from notebook
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| import IPython | |
| def getViewerURL(file, subdir, cmap, range, imageWidth): | |
| serverUrl = "https://viewer.idia.ac.za?" | |
| if (len(subdir)): | |
| serverUrl += "subdir={}&".format(subdir) | |
| if (len(file)): | |
| serverUrl += "file={}&".format(file) | |
| if (len(cmap)): | |
| serverUrl += "cmap={}&".format(cmap) | |
| if (range>0): | |
| serverUrl += "range={}&".format(range) | |
| if (imageWidth!= 640): | |
| serverUrl += "width={}&".format(imageWidth) | |
| return serverUrl | |
| def showViewer(file="", subdir="", cmap="", range=0, imageWidth=640, frameHeight=800): | |
| serverUrl = getViewerURL(file, subdir, cmap, range, imageWidth) | |
| iframe = "<iframe src={} width=100% height={}></iframe>".format(serverUrl, frameHeight) | |
| outputFrame = IPython.display.HTML(iframe) | |
| return outputFrame | |
| def showViewerUrl(file="", subdir="", cmap="", range=0, imageWidth=640): | |
| serverUrl = getViewerURL(file, subdir, cmap, range, imageWidth) | |
| outputFrame = IPython.display.HTML("<a target='_blank' href={}>Viewer</a>".format(serverUrl)) | |
| return outputFrame | |
| def openViewerNewTab(file="", subdir="", cmap="", range=0, imageWidth=640): | |
| serverUrl = getViewerURL(file, subdir, cmap, range, imageWidth) | |
| s = '<script type="text/Javascript">' | |
| s += 'window.open("{}");'.format(serverUrl) | |
| s += '</script>' | |
| return IPython.display.HTML(s) | |
| # parameters: | |
| # file: the file to load | |
| # subdir: limit the file list to a specific subdirectory that the viewer server is watching | |
| # cmap: the colour map to use | |
| # range: the percentile range to use | |
| # imageWidth: the width of the image display in the viewer | |
| # (notebook cell only) frameHeight: the height of the output cell in notebook | |
| # example use: | |
| # | |
| # Generates a clickable link to the viewer based on input parameter. | |
| # showViewerUrl(file="LMCq.hdf5", subdir="angus", cmap="viridis", range=99.9) | |
| # | |
| # Opens the viewer in a new tab (popup blocking will have to be disabled for the notebook domain | |
| # openViewerNewTab(subdir="angus", cmap="viridis", range=99.9) | |
| # | |
| # Opens the viewer in the notebook itself as an output | |
| # showViewer(file="LMCq.hdf5", subdir="angus", cmap="viridis", range=99.9) | |
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