1 | # ---------------------------------------------------------------------- |
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2 | # COMPONENT: field3dresult - plot a field in a ResultSet |
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3 | # |
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4 | # This widget visualizes scalar/vector fields on 3D meshes. |
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5 | # It is normally used in the ResultViewer to show results from the |
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6 | # run of a Rappture tool. Use the "add" and "delete" methods to |
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7 | # control the dataobjs showing on the plot. |
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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 | |
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17 | option add *Field3DResult.width 4i widgetDefault |
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18 | option add *Field3DResult.height 4i widgetDefault |
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19 | option add *Field3DResult.foreground black widgetDefault |
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20 | option add *Field3DResult.controlBackground gray widgetDefault |
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21 | option add *Field3DResult.controlDarkBackground #999999 widgetDefault |
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22 | option add *Field3DResult.plotBackground black widgetDefault |
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23 | option add *Field3DResult.plotForeground white widgetDefault |
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24 | option add *Field3DResult.font \ |
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25 | -*-helvetica-medium-r-normal-*-*-120-* widgetDefault |
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26 | |
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27 | itcl::class Rappture::Field3DResult { |
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28 | inherit itk::Widget |
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29 | |
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30 | itk_option define -mode mode Mode "auto" |
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31 | |
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32 | constructor {args} { # defined below } |
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33 | destructor { # defined below } |
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34 | |
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35 | public method add {dataobj {settings ""}} |
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36 | public method get {} |
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37 | public method delete {args} |
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38 | public method scale {args} |
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39 | public method download {option} |
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40 | |
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41 | # resources file tells us the nanovis server |
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42 | public common _nanovisHost "" |
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43 | public common _nanovisPort "" |
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44 | public proc setNanovisServer {name} { |
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45 | if {[regexp {^([a-zA-Z0-9\.]+):([0-9]+)$} $name match host port]} { |
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46 | set _nanovisHost $host |
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47 | set _nanovisPort $port |
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48 | } else { |
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49 | error "bad nanovis server address \"$name\": should be host:port" |
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50 | } |
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51 | } |
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52 | } |
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53 | |
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54 | # must use this name -- plugs into Rappture::resources::load |
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55 | proc field3d_init_resources {} { |
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56 | Rappture::resources::register \ |
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57 | nanovis_server Rappture::Field3DResult::setNanovisServer |
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58 | } |
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59 | |
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60 | itk::usual Field3DResult { |
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61 | keep -background -foreground -cursor -font |
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62 | keep -plotbackground -plotforeground |
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63 | } |
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64 | |
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65 | # ---------------------------------------------------------------------- |
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66 | # CONSTRUCTOR |
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67 | # ---------------------------------------------------------------------- |
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68 | itcl::body Rappture::Field3DResult::constructor {args} { |
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69 | array set flags { |
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70 | -mode auto |
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71 | } |
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72 | array set flags $args |
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73 | |
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74 | if {"" != $_nanovisHost && "" != $_nanovisPort && $flags(-mode) != "vtk"} { |
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75 | itk_component add renderer { |
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76 | Rappture::NanovisViewer $itk_interior.ren \ |
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77 | $_nanovisHost $_nanovisPort |
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78 | } |
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79 | pack $itk_component(renderer) -expand yes -fill both |
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80 | |
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81 | # can't connect to rendering farm? then fall back to older viewer |
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82 | if {![$itk_component(renderer) isconnected]} { |
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83 | destroy $itk_component(renderer) |
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84 | } |
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85 | } |
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86 | |
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87 | if {![info exists itk_component(renderer)]} { |
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88 | itk_component add renderer { |
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89 | Rappture::ContourResult $itk_interior.ren |
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90 | } |
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91 | pack $itk_component(renderer) -expand yes -fill both |
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92 | } |
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93 | |
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94 | eval itk_initialize $args |
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95 | } |
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96 | |
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97 | # ---------------------------------------------------------------------- |
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98 | # DESTRUCTOR |
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99 | # ---------------------------------------------------------------------- |
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100 | itcl::body Rappture::Field3DResult::destructor {} { |
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101 | } |
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102 | |
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103 | # ---------------------------------------------------------------------- |
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104 | # USAGE: add <dataobj> ?<settings>? |
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105 | # |
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106 | # Clients use this to add a data object to the plot. The optional |
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107 | # <settings> are used to configure the plot. Allowed settings are |
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108 | # -color, -brightness, -width, -linestyle, and -raise. |
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109 | # ---------------------------------------------------------------------- |
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110 | itcl::body Rappture::Field3DResult::add {dataobj {settings ""}} { |
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111 | eval $itk_component(renderer) add $dataobj [list $settings] |
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112 | } |
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113 | |
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114 | # ---------------------------------------------------------------------- |
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115 | # USAGE: get |
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116 | # |
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117 | # Clients use this to query the list of objects being plotted, in |
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118 | # order from bottom to top of this result. |
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119 | # ---------------------------------------------------------------------- |
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120 | itcl::body Rappture::Field3DResult::get {} { |
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121 | return [$itk_component(renderer) get] |
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122 | } |
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123 | |
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124 | # ---------------------------------------------------------------------- |
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125 | # USAGE: delete ?<dataobj1> <dataobj2> ...? |
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126 | # |
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127 | # Clients use this to delete a dataobj from the plot. If no dataobjs |
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128 | # are specified, then all dataobjs are deleted. |
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129 | # ---------------------------------------------------------------------- |
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130 | itcl::body Rappture::Field3DResult::delete {args} { |
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131 | eval $itk_component(renderer) delete $args |
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132 | } |
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133 | |
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134 | # ---------------------------------------------------------------------- |
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135 | # USAGE: scale ?<data1> <data2> ...? |
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136 | # |
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137 | # Sets the default limits for the overall plot according to the |
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138 | # limits of the data for all of the given <data> objects. This |
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139 | # accounts for all objects--even those not showing on the screen. |
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140 | # Because of this, the limits are appropriate for all objects as |
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141 | # the user scans through data in the ResultSet viewer. |
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142 | # ---------------------------------------------------------------------- |
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143 | itcl::body Rappture::Field3DResult::scale {args} { |
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144 | eval $itk_component(renderer) scale $args |
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145 | } |
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146 | |
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147 | # ---------------------------------------------------------------------- |
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148 | # USAGE: download coming |
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149 | # USAGE: download now |
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150 | # |
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151 | # Clients use this method to create a downloadable representation |
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152 | # of the plot. Returns a list of the form {ext string}, where |
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153 | # "ext" is the file extension (indicating the type of data) and |
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154 | # "string" is the data itself. |
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155 | # ---------------------------------------------------------------------- |
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156 | itcl::body Rappture::Field3DResult::download {option} { |
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157 | $itk_component(renderer) download $option |
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158 | } |
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