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0
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1 """
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2 Author: Timothy Tickle
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3 Description: Utility class for generic functions.
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4 """
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5
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6 #####################################################################################
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7 #Copyright (C) <2012>
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8 #
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9 #Permission is hereby granted, free of charge, to any person obtaining a copy of
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10 #this software and associated documentation files (the "Software"), to deal in the
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11 #Software without restriction, including without limitation the rights to use, copy,
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12 #modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
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13 #and to permit persons to whom the Software is furnished to do so, subject to
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14 #the following conditions:
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15 #
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16 #The above copyright notice and this permission notice shall be included in all copies
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17 #or substantial portions of the Software.
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18 #
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19 #THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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20 #INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
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21 #PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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22 #HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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23 #OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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24 #SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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25 #####################################################################################
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26
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27 __author__ = "Timothy Tickle"
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28 __copyright__ = "Copyright 2012"
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29 __credits__ = ["Timothy Tickle"]
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30 __license__ = "MIT"
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31 __maintainer__ = "Timothy Tickle"
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32 __email__ = "ttickle@sph.harvard.edu"
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33 __status__ = "Development"
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34
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35 class Utility():
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36 """
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37 Class to perform misc methods.
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38 """
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39
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40 #Tested 6
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41 @staticmethod
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42 def getIndices(aList, dataElement):
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43 """
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44 Returns the index or indicies of the element in the list.
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45
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46 :param aList: List ot search for element.
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47 :type List.
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48 :param dataElement: Element for which to search.
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49 :type Object of the same type as is found in the list.
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50 :return: List of indicies indicating where the element occurs in the list. Returns [] when the element is not in the list.
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51 """
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52
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53 aretIndices = []
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54 for dataIndex in xrange(0,len(aList)):
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55 if(aList[dataIndex] == dataElement):
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56 aretIndices.append(dataIndex)
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57 return aretIndices
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58
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59 #Tested 6
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60 @staticmethod
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61 def reduceList(aList, dataIndicies):
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62 """
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63 Reduces a list to just the data indicies given.
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64
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65 :param aList: List to reduce.
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66 :type List
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67 :param dataIndicies: list of indicies to keep.
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68 :type List of integers
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69 :return: Reduced list. Returns [] when the and empty index list is given.
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70 """
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71 return [aList[dataIndicies[dataIndex]] for dataIndex in xrange(0,len(dataIndicies))]
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72
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73 #Tested 8
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74 @staticmethod
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75 def RGBToHex(adColor):
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76 """
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77 Change a RGB float to hex.
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78
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79 :param adColor: A list of 3 elements which are floats between 0.0 and 1.0
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80 :type A list of floats
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81 :return: A string (HEX formatted) representation of the RGB color
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82 """
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83
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84 charR = (hex(int(adColor[0]*255)))[2:]
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85 if(str(charR) == "0"):
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86 charR = "00"
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87 charG = (hex(int(adColor[1]*255)))[2:]
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88 if(str(charG) == "0"):
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89 charG = "00"
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90 charB = (hex(int(adColor[2]*255)))[2:]
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91 if(str(charB) == "0"):
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92 charB = "00"
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93 return "".join(["#",charR, charG, charB])
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