1 | # ---------------------------------------------------------------------- |
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2 | # COMPONENT: ResultViewer - plots a collection of related results |
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3 | # |
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4 | # This widget plots a collection of results that all represent |
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5 | # the same quantity, but for various ranges of input values. It |
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6 | # is normally used as part of an Analyzer, to plot the various |
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7 | # results selected by a ResultSet. |
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8 | # ====================================================================== |
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9 | # AUTHOR: Michael McLennan, Purdue University |
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10 | # Copyright (c) 2004-2005 Purdue Research Foundation |
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11 | # |
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12 | # See the file "license.terms" for information on usage and |
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13 | # redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES. |
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14 | # ====================================================================== |
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15 | package require Itk |
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16 | package require Img |
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17 | |
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18 | itcl::class Rappture::ResultViewer { |
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19 | inherit itk::Widget |
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20 | |
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21 | itk_option define -width width Width 4i |
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22 | itk_option define -height height Height 4i |
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23 | itk_option define -colors colors Colors "" |
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24 | itk_option define -clearcommand clearCommand ClearCommand "" |
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25 | itk_option define -simulatecommand simulateCommand SimulateCommand "" |
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26 | |
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27 | constructor {args} { # defined below } |
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28 | destructor { # defined below } |
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29 | |
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30 | public method add {index xmlobj path} |
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31 | public method clear {{index ""}} |
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32 | public method value {xmlobj} |
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33 | |
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34 | public method plot {option args} |
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35 | public method download {option args} |
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36 | |
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37 | protected method _plotAdd {xmlobj {settings ""}} |
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38 | protected method _fixScale {args} |
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39 | protected proc _xml2data {xmlobj path} |
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40 | |
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41 | private variable _dispatcher "" ;# dispatchers for !events |
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42 | private variable _mode "" ;# current plotting mode (xy, etc.) |
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43 | private variable _mode2widget ;# maps plotting mode => widget |
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44 | private variable _dataslots "" ;# list of all data objects in this widget |
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45 | } |
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46 | |
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47 | itk::usual ResultViewer { |
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48 | keep -background -foreground -cursor -font |
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49 | } |
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50 | |
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51 | # ---------------------------------------------------------------------- |
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52 | # CONSTRUCTOR |
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53 | # ---------------------------------------------------------------------- |
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54 | itcl::body Rappture::ResultViewer::constructor {args} { |
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55 | # create a dispatcher for events |
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56 | Rappture::dispatcher _dispatcher |
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57 | $_dispatcher register !scale |
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58 | $_dispatcher dispatch $this !scale \ |
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59 | [itcl::code $this _fixScale] |
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60 | |
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61 | eval itk_initialize $args |
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62 | } |
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63 | |
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64 | # ---------------------------------------------------------------------- |
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65 | # DESTRUCTOR |
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66 | # ---------------------------------------------------------------------- |
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67 | itcl::body Rappture::ResultViewer::destructor {} { |
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68 | foreach slot $_dataslots { |
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69 | foreach obj $slot { |
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70 | itcl::delete object $obj |
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71 | } |
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72 | } |
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73 | } |
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74 | |
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75 | # ---------------------------------------------------------------------- |
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76 | # USAGE: add <index> <xmlobj> <path> |
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77 | # |
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78 | # Adds a new result to this result viewer at the specified <index>. |
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79 | # Data is taken from the <xmlobj> object at the <path>. |
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80 | # ---------------------------------------------------------------------- |
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81 | itcl::body Rappture::ResultViewer::add {index xmlobj path} { |
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82 | set dobj [_xml2data $xmlobj $path] |
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83 | |
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84 | # |
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85 | # If the index doesn't exist, then fill in empty slots and |
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86 | # make it exist. |
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87 | # |
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88 | for {set i [llength $_dataslots]} {$i <= $index} {incr i} { |
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89 | lappend _dataslots "" |
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90 | } |
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91 | set slot [lindex $_dataslots $index] |
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92 | lappend slot $dobj |
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93 | set _dataslots [lreplace $_dataslots $index $index $slot] |
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94 | |
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95 | $_dispatcher event -idle !scale |
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96 | } |
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97 | |
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98 | # ---------------------------------------------------------------------- |
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99 | # USAGE: clear ?<index>? |
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100 | # |
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101 | # Clears one or all results in this result viewer. |
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102 | # ---------------------------------------------------------------------- |
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103 | itcl::body Rappture::ResultViewer::clear {{index ""}} { |
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104 | if {"" != $index} { |
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105 | # clear one result |
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106 | if {$index >= 0 && $index < [llength $_dataslots]} { |
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107 | set slot [lindex $_dataslots $index] |
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108 | foreach dobj $slot { |
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109 | itcl::delete object $dobj |
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110 | } |
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111 | set _dataslots [lreplace $_dataslots $index $index ""] |
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112 | } |
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113 | } else { |
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114 | # clear all results |
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115 | plot clear |
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116 | foreach slot $_dataslots { |
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117 | foreach dobj $slot { |
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118 | itcl::delete object $dobj |
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119 | } |
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120 | } |
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121 | set _dataslots "" |
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122 | } |
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123 | } |
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124 | |
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125 | # ---------------------------------------------------------------------- |
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126 | # USAGE: value <xmlobj> |
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127 | # |
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128 | # Convenience method for showing a single value. Loads the value |
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129 | # into the widget via add/clear, then immediately plots the value. |
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130 | # This makes the widget consistent with other widgets, such as |
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131 | # the DeviceEditor, etc. |
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132 | # ---------------------------------------------------------------------- |
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133 | itcl::body Rappture::ResultViewer::value {xmlobj} { |
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134 | clear |
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135 | if {"" != $xmlobj} { |
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136 | add 0 $xmlobj "" |
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137 | plot add 0 "" |
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138 | } |
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139 | } |
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140 | |
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141 | # ---------------------------------------------------------------------- |
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142 | # USAGE: plot add ?<index> <settings> <index> <settings> ...? |
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143 | # USAGE: plot clear |
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144 | # |
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145 | # Used to manipulate the contents of this viewer. The "plot clear" |
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146 | # command clears the current viewer. Data is still stored in the |
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147 | # widget, but the results are not shown on screen. The "plot add" |
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148 | # command adds the data at the specified <index> to the plot. If |
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149 | # the optional <settings> are specified, then they are applied |
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150 | # to the plot; otherwise, default settings are used. |
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151 | # ---------------------------------------------------------------------- |
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152 | itcl::body Rappture::ResultViewer::plot {option args} { |
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153 | switch -- $option { |
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154 | add { |
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155 | set params "" |
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156 | foreach {index opts} $args { |
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157 | if {$index == "params"} { |
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158 | set params $opts |
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159 | continue |
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160 | } |
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161 | set reset "-color autoreset" |
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162 | set slot [lindex $_dataslots $index] |
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163 | foreach dobj $slot { |
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164 | set settings "" |
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165 | # start with color reset, only for first object in series |
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166 | if {"" != $reset} { |
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167 | set settings $reset |
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168 | set reset "" |
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169 | } |
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170 | # add default settings from data object |
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171 | if {[catch {$dobj hints style} style] == 0} { |
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172 | eval lappend settings $style |
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173 | } |
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174 | if {[catch {$dobj hints type} type] == 0} { |
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175 | if {"" != $type} { |
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176 | eval lappend settings "-type $type" |
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177 | } |
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178 | } |
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179 | # add override settings passed in here |
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180 | eval lappend settings $opts |
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181 | |
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182 | _plotAdd $dobj $settings |
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183 | } |
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184 | } |
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185 | if {"" != $params && "" != $_mode} { |
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186 | eval $_mode2widget($_mode) parameters $params |
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187 | } |
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188 | } |
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189 | clear { |
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190 | # clear the contents of the current mode |
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191 | if {"" != $_mode} { |
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192 | $_mode2widget($_mode) delete |
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193 | } |
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194 | } |
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195 | default { |
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196 | error "bad option \"$option\": should be add or clear" |
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197 | } |
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198 | } |
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199 | } |
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200 | |
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201 | # ---------------------------------------------------------------------- |
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202 | # USAGE: _plotAdd <dataobj> <settings> |
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203 | # |
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204 | # Used internally to add a <dataobj> representing some data to |
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205 | # the plot at the top of this widget. The data is added to the |
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206 | # current plot. Use the "clear" function to clear before adding |
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207 | # new data. |
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208 | # ---------------------------------------------------------------------- |
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209 | itcl::body Rappture::ResultViewer::_plotAdd {dataobj {settings ""}} { |
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210 | switch -- [$dataobj info class] { |
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211 | ::Rappture::Histogram { |
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212 | set mode "histogram" |
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213 | if {![info exists _mode2widget($mode)]} { |
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214 | set w $itk_interior.xy |
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215 | Rappture::HistoResult $w |
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216 | set _mode2widget($mode) $w |
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217 | } |
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218 | } |
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219 | ::Rappture::Curve { |
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220 | set mode "xy" |
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221 | if {![info exists _mode2widget($mode)]} { |
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222 | set w $itk_interior.xy |
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223 | Rappture::XyResult $w |
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224 | set _mode2widget($mode) $w |
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225 | } |
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226 | } |
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227 | ::Rappture::Field { |
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228 | set dims [lindex [lsort [$dataobj components -dimensions]] end] |
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229 | switch -- $dims { |
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230 | 1D { |
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231 | set mode "xy" |
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232 | if {![info exists _mode2widget($mode)]} { |
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233 | set w $itk_interior.xy |
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234 | Rappture::XyResult $w |
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235 | set _mode2widget($mode) $w |
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236 | } |
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237 | } |
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238 | 2D { |
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239 | set mode "contour" |
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240 | if {![info exists _mode2widget($mode)]} { |
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241 | set mesh [$dataobj mesh] |
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242 | set fmt [expr {("" != $mesh) ? "vtk" : "heightmap"}] |
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243 | set w $itk_interior.contour |
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244 | Rappture::Field2DResult $w -mode $fmt |
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245 | set _mode2widget($mode) $w |
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246 | } |
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247 | } |
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248 | 3D { |
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249 | set mode "field3D" |
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250 | if {![info exists _mode2widget($mode)]} { |
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251 | set mesh [$dataobj mesh] |
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252 | set fmt [expr {("" != $mesh) ? "vtk" : "nanovis"}] |
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253 | set w $itk_interior.field3D |
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254 | Rappture::Field3DResult $w -mode $fmt |
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255 | set _mode2widget($mode) $w |
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256 | } |
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257 | } |
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258 | default { |
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259 | error "can't handle [$dataobj components -dimensions] field" |
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260 | } |
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261 | } |
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262 | } |
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263 | ::Rappture::Mesh { |
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264 | switch -- [$dataobj dimensions] { |
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265 | 2 { |
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266 | set mode "mesh" |
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267 | if {![info exists _mode2widget($mode)]} { |
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268 | set w $itk_interior.mesh |
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269 | Rappture::MeshResult $w |
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270 | set _mode2widget($mode) $w |
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271 | } |
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272 | } |
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273 | default { |
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274 | error "can't handle [$dataobj dimensions]D field" |
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275 | } |
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276 | } |
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277 | } |
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278 | ::Rappture::Table { |
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279 | set cols [Rappture::EnergyLevels::columns $dataobj] |
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280 | if {"" != $cols} { |
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281 | set mode "energies" |
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282 | if {![info exists _mode2widget($mode)]} { |
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283 | set w $itk_interior.energies |
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284 | Rappture::EnergyLevels $w |
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285 | set _mode2widget($mode) $w |
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286 | } |
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287 | } |
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288 | } |
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289 | ::Rappture::LibraryObj { |
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290 | switch -- [$dataobj element -as type] { |
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291 | string - log { |
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292 | set mode "log" |
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293 | if {![info exists _mode2widget($mode)]} { |
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294 | set w $itk_interior.log |
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295 | Rappture::TextResult $w |
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296 | set _mode2widget($mode) $w |
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297 | } |
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298 | } |
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299 | structure { |
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300 | set mode "structure" |
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301 | if {![info exists _mode2widget($mode)]} { |
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302 | set w $itk_interior.struct |
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303 | Rappture::DeviceResult $w |
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304 | set _mode2widget($mode) $w |
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305 | } |
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306 | } |
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307 | number - integer { |
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308 | set mode "number" |
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309 | if {![info exists _mode2widget($mode)]} { |
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310 | set w $itk_interior.number |
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311 | Rappture::NumberResult $w |
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312 | set _mode2widget($mode) $w |
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313 | } |
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314 | } |
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315 | boolean - choice { |
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316 | set mode "value" |
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317 | if {![info exists _mode2widget($mode)]} { |
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318 | set w $itk_interior.value |
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319 | Rappture::ValueResult $w |
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320 | set _mode2widget($mode) $w |
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321 | } |
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322 | } |
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323 | } |
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324 | } |
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325 | ::Rappture::Image { |
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326 | set mode "image" |
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327 | if {![info exists _mode2widget($mode)]} { |
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328 | set w $itk_interior.image |
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329 | Rappture::ImageResult $w |
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330 | set _mode2widget($mode) $w |
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331 | } |
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332 | } |
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333 | ::Rappture::Sequence { |
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334 | set mode "sequence" |
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335 | if {![info exists _mode2widget($mode)]} { |
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336 | set w $itk_interior.image |
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337 | Rappture::SequenceResult $w |
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338 | set _mode2widget($mode) $w |
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339 | } |
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340 | } |
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341 | default { |
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342 | error "don't know how to plot <$type> data" |
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343 | } |
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344 | } |
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345 | |
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346 | if {$mode != $_mode && $_mode != ""} { |
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347 | set nactive [llength [$_mode2widget($_mode) get]] |
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348 | if {$nactive > 0} { |
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349 | return ;# mixing data that doesn't mix -- ignore it! |
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350 | } |
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351 | } |
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352 | |
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353 | # are we plotting in a new mode? then change widgets |
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354 | if {$_mode2widget($mode) != [pack slaves $itk_interior]} { |
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355 | # remove any current window |
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356 | foreach w [pack slaves $itk_interior] { |
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357 | pack forget $w |
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358 | } |
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359 | pack $_mode2widget($mode) -expand yes -fill both |
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360 | |
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361 | set _mode $mode |
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362 | $_dispatcher event -idle !scale |
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363 | } |
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364 | $_mode2widget($mode) add $dataobj $settings |
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365 | } |
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366 | |
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367 | # ---------------------------------------------------------------------- |
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368 | # USAGE: _fixScale ?<eventArgs>...? |
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369 | # |
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370 | # Invoked automatically whenever a new dataset is added to fix the |
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371 | # overall scales of the viewer. This makes the visualizer consistent |
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372 | # across all <dataobj> in this widget, so that it can plot all |
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373 | # available data. |
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374 | # ---------------------------------------------------------------------- |
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375 | itcl::body Rappture::ResultViewer::_fixScale {args} { |
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376 | if {"" != $_mode} { |
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377 | set dlist "" |
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378 | foreach slot $_dataslots { |
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379 | foreach dobj $slot { |
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380 | lappend dlist $dobj |
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381 | } |
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382 | } |
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383 | eval $_mode2widget($_mode) scale $dlist |
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384 | } |
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385 | } |
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386 | |
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387 | # ---------------------------------------------------------------------- |
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388 | # USAGE: download coming |
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389 | # USAGE: download controls <downloadCommand> |
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390 | # USAGE: download now |
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391 | # |
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392 | # Clients use this method to create a downloadable representation |
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393 | # of the plot. Returns a list of the form {ext string}, where |
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394 | # "ext" is the file extension (indicating the type of data) and |
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395 | # "string" is the data itself. |
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396 | # ---------------------------------------------------------------------- |
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397 | itcl::body Rappture::ResultViewer::download {option args} { |
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398 | if {"" == $_mode} { |
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399 | return "" |
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400 | } |
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401 | return [eval $_mode2widget($_mode) download $option $args] |
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402 | } |
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403 | |
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404 | # ---------------------------------------------------------------------- |
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405 | # USAGE: _xml2data <xmlobj> <path> |
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406 | # |
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407 | # Used internally to create a data object for the data at the |
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408 | # specified <path> in the <xmlobj>. |
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409 | # ---------------------------------------------------------------------- |
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410 | itcl::body Rappture::ResultViewer::_xml2data {xmlobj path} { |
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411 | set type [$xmlobj element -as type $path] |
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412 | switch -- $type { |
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413 | curve { |
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414 | return [Rappture::Curve ::#auto $xmlobj $path] |
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415 | } |
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416 | histogram { |
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417 | return [Rappture::Histogram ::#auto $xmlobj $path] |
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418 | } |
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419 | field { |
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420 | return [Rappture::Field ::#auto $xmlobj $path] |
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421 | } |
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422 | mesh { |
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423 | return [Rappture::Mesh ::#auto $xmlobj $path] |
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424 | } |
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425 | table { |
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426 | return [Rappture::Table ::#auto $xmlobj $path] |
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427 | } |
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428 | image { |
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429 | return [Rappture::Image ::#auto $xmlobj $path] |
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430 | } |
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431 | sequence { |
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432 | return [Rappture::Sequence ::#auto $xmlobj $path] |
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433 | } |
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434 | string - log { |
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435 | return [$xmlobj element -as object $path] |
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436 | } |
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437 | structure { |
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438 | return [$xmlobj element -as object $path] |
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439 | } |
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440 | number - integer - boolean - choice { |
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441 | return [$xmlobj element -as object $path] |
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442 | } |
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443 | time - status { |
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444 | return "" |
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445 | } |
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446 | } |
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447 | error "don't know how to plot <$type> data" |
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448 | } |
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449 | |
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450 | # ---------------------------------------------------------------------- |
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451 | # CONFIGURATION OPTION: -width |
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452 | # ---------------------------------------------------------------------- |
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453 | itcl::configbody Rappture::ResultViewer::width { |
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454 | set w [winfo pixels $itk_component(hull) $itk_option(-width)] |
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455 | set h [winfo pixels $itk_component(hull) $itk_option(-height)] |
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456 | if {$w == 0 || $h == 0} { |
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457 | pack propagate $itk_component(hull) yes |
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458 | } else { |
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459 | component hull configure -width $w -height $h |
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460 | pack propagate $itk_component(hull) no |
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461 | } |
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462 | } |
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463 | |
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464 | # ---------------------------------------------------------------------- |
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465 | # CONFIGURATION OPTION: -height |
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466 | # ---------------------------------------------------------------------- |
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467 | itcl::configbody Rappture::ResultViewer::height { |
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468 | set h [winfo pixels $itk_component(hull) $itk_option(-height)] |
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469 | set w [winfo pixels $itk_component(hull) $itk_option(-width)] |
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470 | if {$w == 0 || $h == 0} { |
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471 | pack propagate $itk_component(hull) yes |
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472 | } else { |
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473 | component hull configure -width $w -height $h |
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474 | pack propagate $itk_component(hull) no |
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475 | } |
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476 | } |
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