1 | # |
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2 | # RTEMS Tools Project (http://www.rtems.org/) |
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3 | # Copyright 2017 Chris Johns (chrisj@rtems.org) |
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4 | # All rights reserved. |
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5 | # |
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6 | # This file is part of the RTEMS Tools package in 'rtems-tools'. |
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7 | # |
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8 | # Redistribution and use in source and binary forms, with or without |
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9 | # modification, are permitted provided that the following conditions are met: |
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10 | # |
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11 | # 1. Redistributions of source code must retain the above copyright notice, |
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12 | # this list of conditions and the following disclaimer. |
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13 | # |
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14 | # 2. Redistributions in binary form must reproduce the above copyright notice, |
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15 | # this list of conditions and the following disclaimer in the documentation |
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16 | # and/or other materials provided with the distribution. |
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17 | # |
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18 | # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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19 | # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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20 | # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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21 | # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
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22 | # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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23 | # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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24 | # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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25 | # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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26 | # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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27 | # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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28 | # POSSIBILITY OF SUCH DAMAGE. |
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29 | # |
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30 | |
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31 | # |
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32 | # Manage paths locally. The internally the path is in Unix or shell format and |
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33 | # we convert to the native format when performing operations at the Python |
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34 | # level. This allows macro expansion to work. |
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35 | # |
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36 | |
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37 | from __future__ import print_function |
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38 | |
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39 | import copy |
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40 | import os |
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41 | |
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42 | from rtemstoolkit import error |
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43 | |
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44 | def line(cols, line = '-', marker = '|', indent = 0, linesep = os.linesep): |
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45 | s = ' ' * indent + marker |
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46 | for c in cols: |
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47 | s += line[0] * int((c - 1)) + marker |
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48 | return s + linesep |
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49 | |
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50 | def row(cols, data, indent = 0, marker = '|', linesep = os.linesep): |
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51 | if len(cols) != len(data): |
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52 | raise error.internal('data size (%d) does not' \ |
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53 | ' match columns (%d)' % (len(data), len(cols))) |
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54 | s = ' ' * indent + '|' |
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55 | for c in range(0, len(cols)): |
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56 | if c < len(cols) - 1: |
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57 | m = marker |
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58 | else: |
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59 | m = '|' |
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60 | s += '%-*s%s' % (int(cols[c] - 1), str(data[c]), m) |
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61 | return s + linesep |
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62 | |
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63 | def even_columns(cols, width = 80): |
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64 | per_col = width / cols |
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65 | columns = [per_col for c in range(0, cols)] |
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66 | for remainder in range(0, int(width - (per_col * cols))): |
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67 | if remainder % 2 == 0: |
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68 | columns[remainder] += 1 |
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69 | else: |
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70 | columns[len(columns) - remainder] += 1 |
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71 | return columns |
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72 | |
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73 | def merge_columns(columns): |
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74 | columns = copy.deepcopy(columns) |
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75 | cols = [] |
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76 | while True: |
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77 | empty = True |
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78 | for c in columns: |
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79 | if len(c) != 0: |
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80 | empty = False |
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81 | break |
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82 | if empty: |
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83 | break |
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84 | lowest = 0 |
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85 | lowest_size = 99999 |
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86 | for c in range(0, len(columns)): |
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87 | if len(columns[c]) > 0 and columns[c][0] < lowest_size: |
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88 | lowest = c |
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89 | lowest_size = columns[c][0] |
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90 | cols += [lowest_size] |
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91 | columns[lowest] = columns[lowest][1:] |
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92 | for c in range(0, len(columns)): |
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93 | if len(columns[c]) > 0 and c != lowest: |
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94 | if columns[c][0] != lowest_size: |
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95 | columns[c][0] -= lowest_size |
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96 | else: |
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97 | columns[c] = columns[c][1:] |
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98 | return cols |
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99 | |
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100 | if __name__ == '__main__': |
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101 | width = 75 |
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102 | cols_1 = [width] |
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103 | cols_2 = [10, width - 10] |
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104 | cols_3 = even_columns(3, width = width) |
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105 | cols_4 = even_columns(4, width = width) |
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106 | print(line(cols_1, marker = 'X', linesep = '')) |
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107 | print(line(cols_1, marker = '+', indent = 1, linesep = '')) |
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108 | print(line(cols_1, marker = '+', indent = 2, linesep = '')) |
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109 | print(line(cols_2, marker = '+', indent = 2, linesep = '')) |
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110 | print(line(cols_3, marker = '+', indent = 2, linesep = '')) |
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111 | print(line(cols_4, marker = '+', indent = 2, linesep = '')) |
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112 | print(row(cols_4, [' %d' % (i) for i in [1, 2, 3, 4]], indent = 2, linesep = '')) |
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113 | print(line(cols_4, marker = '+', indent = 2, linesep = '')) |
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114 | print(line(merge_columns([cols_2, cols_3, cols_4]), indent = 2, linesep = '')) |
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