1 | # -*- mode: tcl; indent-tabs-mode: nil -*- |
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2 | |
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3 | # ---------------------------------------------------------------------- |
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4 | # COMPONENT: mapviewer - Map object viewer |
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5 | # |
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6 | # It connects to the GeoVis server running on a rendering farm, |
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7 | # transmits data, and displays the results. |
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8 | # ====================================================================== |
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9 | # AUTHOR: Michael McLennan, Purdue University |
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10 | # Copyright (c) 2004-2012 HUBzero Foundation, LLC |
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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 BLT |
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17 | #package require Img |
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18 | |
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19 | option add *MapViewer.width 4i widgetDefault |
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20 | option add *MapViewer*cursor crosshair widgetDefault |
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21 | option add *MapViewer.height 4i widgetDefault |
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22 | option add *MapViewer.foreground black widgetDefault |
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23 | option add *MapViewer.controlBackground gray widgetDefault |
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24 | option add *MapViewer.controlDarkBackground #999999 widgetDefault |
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25 | option add *MapViewer.plotBackground black widgetDefault |
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26 | option add *MapViewer.plotForeground white widgetDefault |
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27 | option add *MapViewer.font \ |
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28 | -*-helvetica-medium-r-normal-*-12-* widgetDefault |
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29 | |
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30 | # must use this name -- plugs into Rappture::resources::load |
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31 | proc MapViewer_init_resources {} { |
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32 | Rappture::resources::register \ |
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33 | geovis_server Rappture::MapViewer::SetServerList |
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34 | } |
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35 | |
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36 | itcl::class Rappture::MapViewer { |
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37 | inherit Rappture::VisViewer |
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38 | |
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39 | itk_option define -plotforeground plotForeground Foreground "" |
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40 | itk_option define -plotbackground plotBackground Background "" |
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41 | |
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42 | private variable _layers ""; # Name of layers tab widget |
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43 | private variable _mapsettings; # Global map settings |
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44 | |
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45 | constructor { hostlist args } { |
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46 | Rappture::VisViewer::constructor $hostlist |
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47 | } { |
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48 | # defined below |
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49 | } |
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50 | destructor { |
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51 | # defined below |
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52 | } |
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53 | public proc SetServerList { namelist } { |
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54 | Rappture::VisViewer::SetServerList "geovis" $namelist |
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55 | } |
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56 | public method add {dataobj {settings ""}} |
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57 | public method camera {option args} |
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58 | public method delete {args} |
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59 | public method disconnect {} |
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60 | public method download {option args} |
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61 | public method get {args} |
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62 | public method isconnected {} |
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63 | public method limits { colormap } |
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64 | public method parameters {title args} { |
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65 | # do nothing |
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66 | } |
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67 | public method scale {args} |
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68 | |
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69 | protected method AdjustSetting {what {value ""}} |
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70 | protected method Connect {} |
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71 | protected method CurrentDatasets {args} |
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72 | protected method Disconnect {} |
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73 | protected method DoResize {} |
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74 | protected method DoRotate {} |
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75 | protected method FixSettings { args } |
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76 | protected method KeyPress { key } |
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77 | protected method KeyRelease { key } |
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78 | protected method MouseClick { button x y } |
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79 | protected method MouseDoubleClick { button x y } |
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80 | protected method MouseDrag { button x y } |
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81 | protected method MouseMotion {} |
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82 | protected method MouseRelease { button x y } |
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83 | protected method MouseScroll { direction } |
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84 | protected method Pan {option x y} |
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85 | protected method Pick {x y} |
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86 | protected method Rebuild {} |
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87 | protected method ReceiveDataset { args } |
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88 | protected method ReceiveImage { args } |
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89 | protected method Rotate {option x y} |
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90 | protected method Zoom {option} |
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91 | |
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92 | # The following methods are only used by this class. |
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93 | private method BuildCameraTab {} |
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94 | private method BuildDownloadPopup { widget command } |
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95 | private method BuildLayerTab {} |
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96 | private method BuildTerrainTab {} |
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97 | private method ChangeLayerVisibility { dataobj layer } |
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98 | private method EventuallyHandleMotionEvent { x y } |
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99 | private method EventuallyResize { w h } |
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100 | private method EventuallyRotate { q } |
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101 | private method GetImage { args } |
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102 | private method PanCamera {} |
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103 | private method SetObjectStyle { dataobj layer } |
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104 | private method SetOpacity { dataset } |
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105 | private method SetOrientation { side } |
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106 | private method UpdateLayerControls {} |
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107 | |
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108 | private variable _arcball "" |
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109 | private variable _dlist ""; # list of data objects |
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110 | private variable _obj2datasets |
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111 | private variable _obj2ovride; # maps dataobj => style override |
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112 | private variable _datasets; # contains all the dataobj-component |
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113 | # datasets in the server |
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114 | private variable _click; # info used for rotate operations |
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115 | private variable _limits; # autoscale min/max for all axes |
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116 | private variable _view; # view params for 3D view |
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117 | private variable _settings |
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118 | private variable _visibility |
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119 | private variable _style; # Array of current component styles. |
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120 | private variable _initialStyle; # Array of initial component styles. |
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121 | private variable _reset 1; # Indicates that server was reset and |
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122 | # needs to be reinitialized. |
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123 | private variable _haveTerrain 0 |
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124 | |
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125 | private variable _first "" ;# This is the topmost dataset. |
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126 | private variable _start 0 |
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127 | private variable _title "" |
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128 | |
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129 | common _downloadPopup ;# download options from popup |
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130 | private common _hardcopy |
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131 | private variable _width 0 |
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132 | private variable _height 0 |
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133 | private variable _resizePending 0 |
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134 | private variable _rotatePending 0 |
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135 | private variable _rotateDelay 150 |
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136 | private variable _motion |
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137 | } |
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138 | |
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139 | itk::usual MapViewer { |
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140 | keep -background -foreground -cursor -font |
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141 | keep -plotbackground -plotforeground |
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142 | } |
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143 | |
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144 | # ---------------------------------------------------------------------- |
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145 | # CONSTRUCTOR |
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146 | # ---------------------------------------------------------------------- |
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147 | itcl::body Rappture::MapViewer::constructor {hostlist args} { |
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148 | set _serverType "geovis" |
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149 | |
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150 | if { [catch { |
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151 | |
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152 | # Rebuild event |
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153 | $_dispatcher register !rebuild |
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154 | $_dispatcher dispatch $this !rebuild "[itcl::code $this Rebuild]; list" |
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155 | |
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156 | # Resize event |
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157 | $_dispatcher register !resize |
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158 | $_dispatcher dispatch $this !resize "[itcl::code $this DoResize]; list" |
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159 | |
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160 | # Rotate event |
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161 | $_dispatcher register !rotate |
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162 | $_dispatcher dispatch $this !rotate "[itcl::code $this DoRotate]; list" |
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163 | |
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164 | # <Motion> event |
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165 | $_dispatcher register !motion |
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166 | $_dispatcher dispatch $this !motion "[itcl::code $this MouseMotion]; list" |
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167 | |
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168 | # |
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169 | # Populate parser with commands handle incoming requests |
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170 | # |
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171 | $_parser alias image [itcl::code $this ReceiveImage] |
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172 | $_parser alias dataset [itcl::code $this ReceiveDataset] |
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173 | |
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174 | array set _motion { |
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175 | x 0 |
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176 | y 0 |
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177 | pending 0 |
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178 | delay 100 |
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179 | compress 0 |
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180 | } |
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181 | # Initialize the view to some default parameters. |
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182 | array set _view { |
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183 | qw 1.0 |
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184 | qx 0.0 |
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185 | qy 0.0 |
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186 | qz 0.0 |
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187 | zoom 1.0 |
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188 | xpan 0.0 |
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189 | ypan 0.0 |
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190 | } |
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191 | set _arcball [blt::arcball create 100 100] |
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192 | set q [list $_view(qw) $_view(qx) $_view(qy) $_view(qz)] |
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193 | $_arcball quaternion $q |
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194 | |
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195 | set _limits(zmin) 0.0 |
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196 | set _limits(zmax) 1.0 |
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197 | |
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198 | array set _settings [subst { |
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199 | camera-throw 0 |
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200 | legend 1 |
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201 | terrain-edges 0 |
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202 | terrain-lighting 0 |
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203 | terrain-vertscale 1.0 |
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204 | terrain-wireframe 0 |
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205 | }] |
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206 | itk_component add view { |
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207 | canvas $itk_component(plotarea).view \ |
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208 | -highlightthickness 0 -borderwidth 0 |
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209 | } { |
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210 | usual |
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211 | ignore -highlightthickness -borderwidth -background |
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212 | } |
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213 | |
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214 | set c $itk_component(view) |
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215 | bind $c <KeyPress-Left> [list %W xview scroll 10 units] |
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216 | bind $c <KeyPress-Right> [list %W xview scroll -10 units] |
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217 | bind $c <KeyPress-Up> [list %W yview scroll 10 units] |
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218 | bind $c <KeyPress-Down> [list %W yview scroll -10 units] |
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219 | bind $c <Enter> "focus %W" |
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220 | bind $c <Control-F1> [itcl::code $this ToggleConsole] |
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221 | |
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222 | # Fix the scrollregion in case we go off screen |
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223 | $c configure -scrollregion [$c bbox all] |
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224 | |
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225 | set _map(id) [$c create image 0 0 -anchor nw -image $_image(plot)] |
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226 | set _map(cwidth) -1 |
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227 | set _map(cheight) -1 |
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228 | set _map(zoom) 1.0 |
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229 | set _map(original) "" |
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230 | |
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231 | set f [$itk_component(main) component controls] |
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232 | itk_component add reset { |
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233 | button $f.reset -borderwidth 1 -padx 1 -pady 1 \ |
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234 | -highlightthickness 0 \ |
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235 | -image [Rappture::icon reset-view] \ |
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236 | -command [itcl::code $this Zoom reset] |
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237 | } { |
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238 | usual |
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239 | ignore -highlightthickness |
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240 | } |
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241 | pack $itk_component(reset) -side top -padx 2 -pady 2 |
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242 | Rappture::Tooltip::for $itk_component(reset) \ |
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243 | "Reset the view to the default zoom level" |
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244 | |
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245 | itk_component add zoomin { |
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246 | button $f.zin -borderwidth 1 -padx 1 -pady 1 \ |
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247 | -highlightthickness 0 \ |
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248 | -image [Rappture::icon zoom-in] \ |
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249 | -command [itcl::code $this Zoom in] |
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250 | } { |
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251 | usual |
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252 | ignore -highlightthickness |
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253 | } |
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254 | pack $itk_component(zoomin) -side top -padx 2 -pady 2 |
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255 | Rappture::Tooltip::for $itk_component(zoomin) "Zoom in" |
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256 | |
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257 | itk_component add zoomout { |
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258 | button $f.zout -borderwidth 1 -padx 1 -pady 1 \ |
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259 | -highlightthickness 0 \ |
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260 | -image [Rappture::icon zoom-out] \ |
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261 | -command [itcl::code $this Zoom out] |
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262 | } { |
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263 | usual |
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264 | ignore -highlightthickness |
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265 | } |
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266 | pack $itk_component(zoomout) -side top -padx 2 -pady 2 |
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267 | Rappture::Tooltip::for $itk_component(zoomout) "Zoom out" |
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268 | |
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269 | BuildLayerTab |
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270 | BuildCameraTab |
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271 | |
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272 | # Legend |
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273 | |
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274 | set _image(legend) [image create photo] |
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275 | itk_component add legend { |
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276 | canvas $itk_component(plotarea).legend -width 50 -highlightthickness 0 |
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277 | } { |
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278 | usual |
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279 | ignore -highlightthickness |
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280 | rename -background -plotbackground plotBackground Background |
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281 | } |
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282 | |
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283 | # Hack around the Tk panewindow. The problem is that the requested |
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284 | # size of the 3d view isn't set until an image is retrieved from |
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285 | # the server. So the panewindow uses the tiny size. |
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286 | set w 10000 |
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287 | pack forget $itk_component(view) |
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288 | blt::table $itk_component(plotarea) \ |
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289 | 0,0 $itk_component(view) -fill both -reqwidth $w |
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290 | blt::table configure $itk_component(plotarea) c1 -resize none |
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291 | |
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292 | # Bindings for keyboard events |
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293 | bind $itk_component(view) <KeyPress> \ |
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294 | [itcl::code $this KeyPress %N] |
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295 | bind $itk_component(view) <KeyRelease> \ |
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296 | [itcl::code $this KeyRelease %N] |
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297 | |
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298 | # Bindings for rotation via mouse |
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299 | bind $itk_component(view) <ButtonPress-1> \ |
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300 | [itcl::code $this MouseClick 1 %x %y] |
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301 | bind $itk_component(view) <Double-1> \ |
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302 | [itcl::code $this MouseDoubleClick 1 %x %y] |
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303 | bind $itk_component(view) <B1-Motion> \ |
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304 | [itcl::code $this MouseDrag 1 %x %y] |
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305 | bind $itk_component(view) <ButtonRelease-1> \ |
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306 | [itcl::code $this MouseRelease 1 %x %y] |
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307 | bind $itk_component(view) <Configure> \ |
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308 | [itcl::code $this EventuallyResize %w %h] |
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309 | |
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310 | # Bindings for panning via mouse |
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311 | bind $itk_component(view) <ButtonPress-2> \ |
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312 | [itcl::code $this MouseClick 2 %x %y] |
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313 | bind $itk_component(view) <Double-2> \ |
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314 | [itcl::code $this MouseDoubleClick 2 %x %y] |
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315 | bind $itk_component(view) <B2-Motion> \ |
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316 | [itcl::code $this MouseDrag 2 %x %y] |
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317 | bind $itk_component(view) <ButtonRelease-2> \ |
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318 | [itcl::code $this MouseRelease 2 %x %y] |
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319 | |
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320 | bind $itk_component(view) <ButtonPress-3> \ |
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321 | [itcl::code $this MouseClick 3 %x %y] |
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322 | bind $itk_component(view) <Double-3> \ |
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323 | [itcl::code $this MouseDoubleClick 3 %x %y] |
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324 | bind $itk_component(view) <B3-Motion> \ |
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325 | [itcl::code $this MouseDrag 3 %x %y] |
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326 | bind $itk_component(view) <ButtonRelease-3> \ |
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327 | [itcl::code $this MouseRelease 3 %x %y] |
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328 | |
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329 | bind $itk_component(view) <Motion> \ |
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330 | [itcl::code $this EventuallyHandleMotionEvent %x %y] |
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331 | |
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332 | # Bindings for panning via keyboard |
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333 | bind $itk_component(view) <KeyPress-Left> \ |
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334 | [itcl::code $this Pan set -10 0] |
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335 | bind $itk_component(view) <KeyPress-Right> \ |
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336 | [itcl::code $this Pan set 10 0] |
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337 | bind $itk_component(view) <KeyPress-Up> \ |
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338 | [itcl::code $this Pan set 0 -10] |
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339 | bind $itk_component(view) <KeyPress-Down> \ |
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340 | [itcl::code $this Pan set 0 10] |
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341 | bind $itk_component(view) <Shift-KeyPress-Left> \ |
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342 | [itcl::code $this Pan set -2 0] |
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343 | bind $itk_component(view) <Shift-KeyPress-Right> \ |
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344 | [itcl::code $this Pan set 2 0] |
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345 | bind $itk_component(view) <Shift-KeyPress-Up> \ |
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346 | [itcl::code $this Pan set 0 -2] |
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347 | bind $itk_component(view) <Shift-KeyPress-Down> \ |
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348 | [itcl::code $this Pan set 0 2] |
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349 | |
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350 | # Bindings for zoom via keyboard |
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351 | bind $itk_component(view) <KeyPress-Prior> \ |
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352 | [itcl::code $this Zoom out] |
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353 | bind $itk_component(view) <KeyPress-Next> \ |
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354 | [itcl::code $this Zoom in] |
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355 | |
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356 | bind $itk_component(view) <Enter> "focus $itk_component(view)" |
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357 | |
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358 | if {[string equal "x11" [tk windowingsystem]]} { |
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359 | # Bindings for zoom via mouse |
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360 | #bind $itk_component(view) <4> [itcl::code $this Zoom out] |
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361 | #bind $itk_component(view) <5> [itcl::code $this Zoom in] |
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362 | bind $itk_component(view) <4> [itcl::code $this MouseScroll up] |
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363 | bind $itk_component(view) <5> [itcl::code $this MouseScroll down] |
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364 | } |
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365 | |
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366 | set _image(download) [image create photo] |
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367 | |
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368 | eval itk_initialize $args |
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369 | Connect |
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370 | } errs] != 0 } { |
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371 | puts stderr errs=$errs |
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372 | } |
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373 | } |
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374 | |
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375 | # ---------------------------------------------------------------------- |
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376 | # DESTRUCTOR |
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377 | # ---------------------------------------------------------------------- |
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378 | itcl::body Rappture::MapViewer::destructor {} { |
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379 | Disconnect |
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380 | $_dispatcher cancel !rebuild |
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381 | $_dispatcher cancel !resize |
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382 | $_dispatcher cancel !rotate |
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383 | image delete $_image(plot) |
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384 | image delete $_image(download) |
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385 | catch { blt::arcball destroy $_arcball } |
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386 | } |
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387 | |
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388 | itcl::body Rappture::MapViewer::DoResize {} { |
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389 | set sendResize 1 |
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390 | if { $_width < 2 } { |
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391 | set _width 500 |
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392 | set sendResize 0 |
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393 | } |
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394 | if { $_height < 2 } { |
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395 | set _height 500 |
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396 | set sendResize 0 |
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397 | } |
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398 | set _start [clock clicks -milliseconds] |
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399 | if {$sendResize} { |
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400 | SendCmd "screen size $_width $_height" |
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401 | } |
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402 | set _resizePending 0 |
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403 | } |
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404 | |
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405 | itcl::body Rappture::MapViewer::DoRotate {} { |
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406 | set q [list $_view(qw) $_view(qx) $_view(qy) $_view(qz)] |
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407 | SendCmd "camera orient $q" |
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408 | set _rotatePending 0 |
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409 | } |
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410 | |
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411 | itcl::body Rappture::MapViewer::EventuallyResize { w h } { |
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412 | set _width $w |
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413 | set _height $h |
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414 | $_arcball resize $w $h |
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415 | if { !$_resizePending } { |
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416 | set _resizePending 1 |
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417 | $_dispatcher event -after 200 !resize |
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418 | } |
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419 | } |
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420 | |
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421 | itcl::body Rappture::MapViewer::EventuallyRotate { q } { |
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422 | foreach { _view(qw) _view(qx) _view(qy) _view(qz) } $q break |
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423 | if { !$_rotatePending } { |
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424 | set _rotatePending 1 |
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425 | $_dispatcher event -after $_rotateDelay !rotate |
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426 | } |
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427 | } |
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428 | |
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429 | # ---------------------------------------------------------------------- |
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430 | # USAGE: add <dataobj> ?<settings>? |
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431 | # |
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432 | # Clients use this to add a data object to the plot. The optional |
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433 | # <settings> are used to configure the plot. Allowed settings are |
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434 | # -color, -brightness, -width, -linestyle, and -raise. |
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435 | # ---------------------------------------------------------------------- |
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436 | itcl::body Rappture::MapViewer::add {dataobj {settings ""}} { |
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437 | array set params { |
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438 | -color auto |
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439 | -width 1 |
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440 | -linestyle solid |
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441 | -brightness 0 |
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442 | -raise 0 |
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443 | -description "" |
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444 | -param "" |
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445 | -type "" |
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446 | } |
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447 | array set params $settings |
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448 | set params(-description) "" |
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449 | set params(-param) "" |
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450 | array set params $settings |
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451 | |
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452 | if {$params(-color) == "auto" || $params(-color) == "autoreset"} { |
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453 | # can't handle -autocolors yet |
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454 | set params(-color) black |
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455 | } |
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456 | set pos [lsearch -exact $_dlist $dataobj] |
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457 | if {$pos < 0} { |
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458 | #if {[llength $_dlist] > 0} { |
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459 | # error "Can't add more than 1 map to mapviewer" |
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460 | #} |
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461 | lappend _dlist $dataobj |
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462 | } |
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463 | set _obj2ovride($dataobj-color) $params(-color) |
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464 | set _obj2ovride($dataobj-width) $params(-width) |
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465 | set _obj2ovride($dataobj-raise) $params(-raise) |
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466 | $_dispatcher event -idle !rebuild |
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467 | } |
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468 | |
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469 | # ---------------------------------------------------------------------- |
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470 | # USAGE: delete ?<dataobj1> <dataobj2> ...? |
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471 | # |
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472 | # Clients use this to delete a dataobj from the plot. If no dataobjs |
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473 | # are specified, then all dataobjs are deleted. No data objects are |
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474 | # deleted. They are only removed from the display list. |
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475 | # |
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476 | # ---------------------------------------------------------------------- |
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477 | itcl::body Rappture::MapViewer::delete {args} { |
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478 | if { [llength $args] == 0} { |
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479 | set args $_dlist |
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480 | } |
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481 | # Delete all specified dataobjs |
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482 | set changed 0 |
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483 | foreach dataobj $args { |
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484 | set pos [lsearch -exact $_dlist $dataobj] |
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485 | if { $pos < 0 } { |
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486 | continue; # Don't know anything about it. |
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487 | } |
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488 | # When a map is marked deleted, we hide its layers. |
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489 | foreach layer [$dataobj layers] { |
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490 | set tag $dataobj-$layer |
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491 | SendCmd "map layer visible 0 $tag" |
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492 | set _visibility($tag) 0 |
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493 | } |
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494 | # Remove it from the dataobj list. |
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495 | set _dlist [lreplace $_dlist $pos $pos] |
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496 | array unset _obj2ovride $dataobj-* |
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497 | array unset _settings $dataobj-* |
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498 | set changed 1 |
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499 | } |
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500 | # If anything changed, then rebuild the plot |
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501 | if { $changed } { |
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502 | $_dispatcher event -idle !rebuild |
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503 | } |
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504 | } |
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505 | |
---|
506 | # ---------------------------------------------------------------------- |
---|
507 | # USAGE: get ?-objects? |
---|
508 | # USAGE: get ?-visible? |
---|
509 | # USAGE: get ?-image view? |
---|
510 | # |
---|
511 | # Clients use this to query the list of objects being plotted, in |
---|
512 | # order from bottom to top of this result. The optional "-image" |
---|
513 | # flag can also request the internal images being shown. |
---|
514 | # ---------------------------------------------------------------------- |
---|
515 | itcl::body Rappture::MapViewer::get {args} { |
---|
516 | if {[llength $args] == 0} { |
---|
517 | set args "-objects" |
---|
518 | } |
---|
519 | |
---|
520 | set op [lindex $args 0] |
---|
521 | switch -- $op { |
---|
522 | "-objects" { |
---|
523 | # put the dataobj list in order according to -raise options |
---|
524 | set dlist {} |
---|
525 | foreach dataobj $_dlist { |
---|
526 | if { ![$dataobj isvalid] } { |
---|
527 | continue |
---|
528 | } |
---|
529 | if {[info exists _obj2ovride($dataobj-raise)] && |
---|
530 | $_obj2ovride($dataobj-raise)} { |
---|
531 | set dlist [linsert $dlist 0 $dataobj] |
---|
532 | } else { |
---|
533 | lappend dlist $dataobj |
---|
534 | } |
---|
535 | } |
---|
536 | return $dlist |
---|
537 | } |
---|
538 | "-visible" { |
---|
539 | set dlist {} |
---|
540 | foreach dataobj $_dlist { |
---|
541 | if { ![$dataobj isvalid] } { |
---|
542 | continue |
---|
543 | } |
---|
544 | if { ![info exists _obj2ovride($dataobj-raise)] } { |
---|
545 | # No setting indicates that the object isn't visible. |
---|
546 | continue |
---|
547 | } |
---|
548 | # Otherwise use the -raise parameter to put the object to |
---|
549 | # the front of the list. |
---|
550 | if { $_obj2ovride($dataobj-raise) } { |
---|
551 | set dlist [linsert $dlist 0 $dataobj] |
---|
552 | } else { |
---|
553 | lappend dlist $dataobj |
---|
554 | } |
---|
555 | } |
---|
556 | return $dlist |
---|
557 | } |
---|
558 | -image { |
---|
559 | if {[llength $args] != 2} { |
---|
560 | error "wrong # args: should be \"get -image view\"" |
---|
561 | } |
---|
562 | switch -- [lindex $args end] { |
---|
563 | view { |
---|
564 | return $_image(plot) |
---|
565 | } |
---|
566 | default { |
---|
567 | error "bad image name \"[lindex $args end]\": should be view" |
---|
568 | } |
---|
569 | } |
---|
570 | } |
---|
571 | default { |
---|
572 | error "bad option \"$op\": should be -objects or -image" |
---|
573 | } |
---|
574 | } |
---|
575 | } |
---|
576 | |
---|
577 | # ---------------------------------------------------------------------- |
---|
578 | # USAGE: scale ?<data1> <data2> ...? |
---|
579 | # |
---|
580 | # Sets the default limits for the overall plot according to the |
---|
581 | # limits of the data for all of the given <data> objects. This |
---|
582 | # accounts for all objects--even those not showing on the screen. |
---|
583 | # Because of this, the limits are appropriate for all objects as |
---|
584 | # the user scans through data in the ResultSet viewer. |
---|
585 | # ---------------------------------------------------------------------- |
---|
586 | itcl::body Rappture::MapViewer::scale {args} { |
---|
587 | array unset _mapsettings |
---|
588 | |
---|
589 | # Verify that all the maps have the same global settings. For example, |
---|
590 | # you can't have one map type "geocentric" and the other "projected". |
---|
591 | |
---|
592 | foreach dataobj $args { |
---|
593 | if { ![$dataobj isvalid] } { |
---|
594 | continue |
---|
595 | } |
---|
596 | array unset hints |
---|
597 | array set hints [$dataobj hints] |
---|
598 | if { ![info exists overall(type)] } { |
---|
599 | set _mapsettings(type) $hints(type) |
---|
600 | } elseif { $hints(type) != $_mapsettings(type) } { |
---|
601 | error "maps \"$hints(label)\" have differing types" |
---|
602 | } |
---|
603 | if { ![info exists _mapsettings(projection)] } { |
---|
604 | set _mapsettings(projection) $hints(projection) |
---|
605 | } elseif { $hints(projection) != $_mapsettings(projection) } { |
---|
606 | error "maps \"$hints(label)\" have differing projections" |
---|
607 | } |
---|
608 | if { ![info exists _mapsettings(extents)] } { |
---|
609 | set _mapsettings(extents) $hints(extents) |
---|
610 | } elseif { $hints(extents) != $_mapsettings(extents) } { |
---|
611 | error "maps \"$hints(label)\" have differing extents" |
---|
612 | } |
---|
613 | |
---|
614 | foreach layer [$dataobj layers] { |
---|
615 | set layerType [$dataobj type $layer] |
---|
616 | switch -- $layerType { |
---|
617 | "elevation" { |
---|
618 | set _haveTerrain 1 |
---|
619 | } |
---|
620 | } |
---|
621 | } |
---|
622 | } |
---|
623 | if { $_haveTerrain } { |
---|
624 | if { ![$itk_component(main) exists "Terrain Settings"] } { |
---|
625 | if { [catch { BuildTerrainTab } errs ] != 0 } { |
---|
626 | puts stderr "errs=$errs" |
---|
627 | } |
---|
628 | } |
---|
629 | } |
---|
630 | } |
---|
631 | |
---|
632 | # ---------------------------------------------------------------------- |
---|
633 | # USAGE: download coming |
---|
634 | # USAGE: download controls <downloadCommand> |
---|
635 | # USAGE: download now |
---|
636 | # |
---|
637 | # Clients use this method to create a downloadable representation |
---|
638 | # of the plot. Returns a list of the form {ext string}, where |
---|
639 | # "ext" is the file extension (indicating the type of data) and |
---|
640 | # "string" is the data itself. |
---|
641 | # ---------------------------------------------------------------------- |
---|
642 | itcl::body Rappture::MapViewer::download {option args} { |
---|
643 | switch $option { |
---|
644 | coming { |
---|
645 | if {[catch { |
---|
646 | blt::winop snap $itk_component(plotarea) $_image(download) |
---|
647 | }]} { |
---|
648 | $_image(download) configure -width 1 -height 1 |
---|
649 | $_image(download) put #000000 |
---|
650 | } |
---|
651 | } |
---|
652 | controls { |
---|
653 | set popup .mapviewerdownload |
---|
654 | if { ![winfo exists .mapviewerdownload] } { |
---|
655 | set inner [BuildDownloadPopup $popup [lindex $args 0]] |
---|
656 | } else { |
---|
657 | set inner [$popup component inner] |
---|
658 | } |
---|
659 | set _downloadPopup(image_controls) $inner.image_frame |
---|
660 | set num [llength [get]] |
---|
661 | set num [expr {($num == 1) ? "1 result" : "$num results"}] |
---|
662 | set word [Rappture::filexfer::label downloadWord] |
---|
663 | $inner.summary configure -text "$word $num in the following format:" |
---|
664 | update idletasks ;# Fix initial sizes |
---|
665 | return $popup |
---|
666 | } |
---|
667 | now { |
---|
668 | set popup .mapviewerdownload |
---|
669 | if {[winfo exists .mapviewerdownload]} { |
---|
670 | $popup deactivate |
---|
671 | } |
---|
672 | switch -- $_downloadPopup(format) { |
---|
673 | "image" { |
---|
674 | return [$this GetImage [lindex $args 0]] |
---|
675 | } |
---|
676 | } |
---|
677 | return "" |
---|
678 | } |
---|
679 | default { |
---|
680 | error "bad option \"$option\": should be coming, controls, now" |
---|
681 | } |
---|
682 | } |
---|
683 | } |
---|
684 | |
---|
685 | # ---------------------------------------------------------------------- |
---|
686 | # USAGE: Connect ?<host:port>,<host:port>...? |
---|
687 | # |
---|
688 | # Clients use this method to establish a connection to a new |
---|
689 | # server, or to reestablish a connection to the previous server. |
---|
690 | # Any existing connection is automatically closed. |
---|
691 | # ---------------------------------------------------------------------- |
---|
692 | itcl::body Rappture::MapViewer::Connect {} { |
---|
693 | global readyForNextFrame |
---|
694 | set readyForNextFrame 1 |
---|
695 | set _hosts [GetServerList "geovis"] |
---|
696 | if { "" == $_hosts } { |
---|
697 | return 0 |
---|
698 | } |
---|
699 | set result [VisViewer::Connect $_hosts] |
---|
700 | if { $result } { |
---|
701 | if { $_reportClientInfo } { |
---|
702 | # Tell the server the viewer, hub, user and session. |
---|
703 | # Do this immediately on connect before buffering any commands |
---|
704 | global env |
---|
705 | |
---|
706 | set info {} |
---|
707 | set user "???" |
---|
708 | if { [info exists env(USER)] } { |
---|
709 | set user $env(USER) |
---|
710 | } |
---|
711 | set session "???" |
---|
712 | if { [info exists env(SESSION)] } { |
---|
713 | set session $env(SESSION) |
---|
714 | } |
---|
715 | lappend info "hub" [exec hostname] |
---|
716 | lappend info "client" "mapviewer" |
---|
717 | lappend info "user" $user |
---|
718 | lappend info "session" $session |
---|
719 | SendCmd "clientinfo [list $info]" |
---|
720 | } |
---|
721 | |
---|
722 | set w [winfo width $itk_component(view)] |
---|
723 | set h [winfo height $itk_component(view)] |
---|
724 | EventuallyResize $w $h |
---|
725 | } |
---|
726 | return $result |
---|
727 | } |
---|
728 | |
---|
729 | # |
---|
730 | # isconnected -- |
---|
731 | # |
---|
732 | # Indicates if we are currently connected to the visualization server. |
---|
733 | # |
---|
734 | itcl::body Rappture::MapViewer::isconnected {} { |
---|
735 | return [VisViewer::IsConnected] |
---|
736 | } |
---|
737 | |
---|
738 | # |
---|
739 | # disconnect -- |
---|
740 | # |
---|
741 | itcl::body Rappture::MapViewer::disconnect {} { |
---|
742 | Disconnect |
---|
743 | set _reset 1 |
---|
744 | } |
---|
745 | |
---|
746 | # |
---|
747 | # Disconnect -- |
---|
748 | # |
---|
749 | # Clients use this method to disconnect from the current rendering |
---|
750 | # server. |
---|
751 | # |
---|
752 | itcl::body Rappture::MapViewer::Disconnect {} { |
---|
753 | VisViewer::Disconnect |
---|
754 | |
---|
755 | # disconnected -- no more data sitting on server |
---|
756 | array unset _datasets |
---|
757 | global readyForNextFrame |
---|
758 | set readyForNextFrame 1 |
---|
759 | } |
---|
760 | |
---|
761 | # ---------------------------------------------------------------------- |
---|
762 | # USAGE: ReceiveImage -bytes <size> -type <type> -token <token> |
---|
763 | # |
---|
764 | # Invoked automatically whenever the "image" command comes in from |
---|
765 | # the rendering server. Indicates that binary image data with the |
---|
766 | # specified <size> will follow. |
---|
767 | # ---------------------------------------------------------------------- |
---|
768 | itcl::body Rappture::MapViewer::ReceiveImage { args } { |
---|
769 | global readyForNextFrame |
---|
770 | set readyForNextFrame 1 |
---|
771 | array set info { |
---|
772 | -token "???" |
---|
773 | -bytes 0 |
---|
774 | -type image |
---|
775 | } |
---|
776 | array set info $args |
---|
777 | set bytes [ReceiveBytes $info(-bytes)] |
---|
778 | if { $info(-type) == "image" } { |
---|
779 | $_image(plot) configure -data $bytes |
---|
780 | } elseif { $info(type) == "print" } { |
---|
781 | set tag $this-print-$info(-token) |
---|
782 | set _hardcopy($tag) $bytes |
---|
783 | } |
---|
784 | } |
---|
785 | |
---|
786 | # |
---|
787 | # ReceiveDataset -- |
---|
788 | # |
---|
789 | itcl::body Rappture::MapViewer::ReceiveDataset { args } { |
---|
790 | if { ![isconnected] } { |
---|
791 | return |
---|
792 | } |
---|
793 | set option [lindex $args 0] |
---|
794 | switch -- $option { |
---|
795 | "coords" { |
---|
796 | foreach { x y z } [lrange $args 1 end] break |
---|
797 | puts stderr "Coords: $x $y $z" |
---|
798 | } |
---|
799 | "scalar" { |
---|
800 | set option [lindex $args 1] |
---|
801 | switch -- $option { |
---|
802 | "world" { |
---|
803 | foreach { x y z value tag } [lrange $args 2 end] break |
---|
804 | } |
---|
805 | "pixel" { |
---|
806 | foreach { x y value tag } [lrange $args 2 end] break |
---|
807 | } |
---|
808 | } |
---|
809 | } |
---|
810 | "vector" { |
---|
811 | set option [lindex $args 1] |
---|
812 | switch -- $option { |
---|
813 | "world" { |
---|
814 | foreach { x y z vx vy vz tag } [lrange $args 2 end] break |
---|
815 | } |
---|
816 | "pixel" { |
---|
817 | foreach { x y vx vy vz tag } [lrange $args 2 end] break |
---|
818 | } |
---|
819 | } |
---|
820 | } |
---|
821 | "names" { |
---|
822 | foreach { name } [lindex $args 1] { |
---|
823 | #puts stderr "Dataset: $name" |
---|
824 | } |
---|
825 | } |
---|
826 | default { |
---|
827 | error "unknown dataset option \"$option\" from server" |
---|
828 | } |
---|
829 | } |
---|
830 | } |
---|
831 | |
---|
832 | # ---------------------------------------------------------------------- |
---|
833 | # USAGE: Rebuild |
---|
834 | # |
---|
835 | # Called automatically whenever something changes that affects the |
---|
836 | # data in the widget. Clears any existing data and rebuilds the |
---|
837 | # widget to display new data. |
---|
838 | # ---------------------------------------------------------------------- |
---|
839 | itcl::body Rappture::MapViewer::Rebuild {} { |
---|
840 | |
---|
841 | set w [winfo width $itk_component(view)] |
---|
842 | set h [winfo height $itk_component(view)] |
---|
843 | if { $w < 2 || $h < 2 } { |
---|
844 | $_dispatcher event -idle !rebuild |
---|
845 | return |
---|
846 | } |
---|
847 | |
---|
848 | # Turn on buffering of commands to the server. We don't want to be |
---|
849 | # preempted by a server disconnect/reconnect (which automatically |
---|
850 | # generates a new call to Rebuild). |
---|
851 | StartBufferingCommands |
---|
852 | |
---|
853 | if { $_reset } { |
---|
854 | set _width $w |
---|
855 | set _height $h |
---|
856 | $_arcball resize $w $h |
---|
857 | DoResize |
---|
858 | |
---|
859 | if { [info exists _mapsettings(type)] } { |
---|
860 | |
---|
861 | # The map must be reset once before any layers are added This |
---|
862 | # should not be done more than once as it is very expensive. |
---|
863 | |
---|
864 | if { $_mapsettings(type) == "geocentric" } { |
---|
865 | SendCmd "map reset geocentric" |
---|
866 | } else { |
---|
867 | if { $_mapsettings(extents) == "" } { |
---|
868 | if { $_mapsettings(projection) == "" } { |
---|
869 | SendCmd "map reset projected global-mercator" |
---|
870 | } else { |
---|
871 | SendCmd "map reset projected {$_mapsettings(projection)}" |
---|
872 | } |
---|
873 | } else { |
---|
874 | SendCmd "map reset projected {$_mapsettings(projection)} $_mapsettings(extents)" |
---|
875 | } |
---|
876 | } |
---|
877 | if { $_haveTerrain } { |
---|
878 | FixSettings terrain-edges terrain-lighting terrain-vertscale \ |
---|
879 | terrain-wireframe |
---|
880 | } |
---|
881 | SendCmd "imgflush" |
---|
882 | } |
---|
883 | } |
---|
884 | |
---|
885 | set _limits(zmin) "" |
---|
886 | set _limits(zmax) "" |
---|
887 | set _first "" |
---|
888 | set count 0 |
---|
889 | |
---|
890 | foreach dataobj [get -objects] { |
---|
891 | set _obj2datasets($dataobj) "" |
---|
892 | foreach layer [$dataobj layers] { |
---|
893 | array unset info |
---|
894 | array set info [$dataobj layer $layer] |
---|
895 | set tag $dataobj-$layer |
---|
896 | if { ![info exists _datasets($tag)] } { |
---|
897 | if { ![info exists info(url)] } { |
---|
898 | continue |
---|
899 | } |
---|
900 | # FIXME: wms, tms layers have additional options |
---|
901 | switch -- $info(type) { |
---|
902 | "raster" { |
---|
903 | set type "image" |
---|
904 | } |
---|
905 | default { |
---|
906 | set type "$info(type)" |
---|
907 | } |
---|
908 | } |
---|
909 | if { $_reportClientInfo } { |
---|
910 | set cinfo {} |
---|
911 | lappend cinfo "tool_id" [$dataobj hints toolId] |
---|
912 | lappend cinfo "tool_name" [$dataobj hints toolName] |
---|
913 | lappend cinfo "tool_version" [$dataobj hints toolRevision] |
---|
914 | lappend cinfo "tool_title" [$dataobj hints toolTitle] |
---|
915 | lappend cinfo "dataset_label" [$dataobj hints label] |
---|
916 | lappend cinfo "dataset_tag" $tag |
---|
917 | SendCmd [list "clientinfo" $cinfo] |
---|
918 | } |
---|
919 | SendCmd [list map layer add $type $info(url) $tag] |
---|
920 | set _datasets($tag) 1 |
---|
921 | SetObjectStyle $dataobj $layer |
---|
922 | } |
---|
923 | lappend _obj2datasets($dataobj) $tag |
---|
924 | if { [info exists _obj2ovride($dataobj-raise)] } { |
---|
925 | SendCmd "map layer visible 1 $tag" |
---|
926 | set _visibility($tag) 1 |
---|
927 | #SetLayerOpacity $tag |
---|
928 | } |
---|
929 | } |
---|
930 | } |
---|
931 | if {"" != $_first} { |
---|
932 | set location [$_first hints camera] |
---|
933 | if { $location != "" } { |
---|
934 | array set view $location |
---|
935 | } |
---|
936 | } |
---|
937 | if { $_reset } { |
---|
938 | set q [list $_view(qw) $_view(qx) $_view(qy) $_view(qz)] |
---|
939 | $_arcball quaternion $q |
---|
940 | SendCmd "camera reset" |
---|
941 | DoRotate |
---|
942 | PanCamera |
---|
943 | Zoom reset |
---|
944 | } |
---|
945 | UpdateLayerControls |
---|
946 | set _reset 0 |
---|
947 | global readyForNextFrame |
---|
948 | set readyForNextFrame 0; # Don't advance to the next frame |
---|
949 | # until we get an image. |
---|
950 | |
---|
951 | # Actually write the commands to the server socket. If it fails, we |
---|
952 | # don't care. We're finished here. |
---|
953 | blt::busy hold $itk_component(hull) |
---|
954 | StopBufferingCommands |
---|
955 | blt::busy release $itk_component(hull) |
---|
956 | } |
---|
957 | |
---|
958 | # ---------------------------------------------------------------------- |
---|
959 | # USAGE: CurrentDatasets ?-all -visible? ?dataobjs? |
---|
960 | # |
---|
961 | # Returns a list of server IDs for the current datasets being displayed. |
---|
962 | # This is normally a single ID, but it might be a list of IDs if the |
---|
963 | # current data object has multiple components. |
---|
964 | # ---------------------------------------------------------------------- |
---|
965 | itcl::body Rappture::MapViewer::CurrentDatasets {args} { |
---|
966 | set flag [lindex $args 0] |
---|
967 | switch -- $flag { |
---|
968 | "-all" { |
---|
969 | if { [llength $args] > 1 } { |
---|
970 | error "CurrentDatasets: can't specify dataobj after \"-all\"" |
---|
971 | } |
---|
972 | set dlist [get -objects] |
---|
973 | } |
---|
974 | "-visible" { |
---|
975 | if { [llength $args] > 1 } { |
---|
976 | set dlist {} |
---|
977 | set args [lrange $args 1 end] |
---|
978 | foreach dataobj $args { |
---|
979 | if { [info exists _obj2ovride($dataobj-raise)] } { |
---|
980 | lappend dlist $dataobj |
---|
981 | } |
---|
982 | } |
---|
983 | } else { |
---|
984 | set dlist [get -visible] |
---|
985 | } |
---|
986 | } |
---|
987 | default { |
---|
988 | set dlist $args |
---|
989 | } |
---|
990 | } |
---|
991 | set rlist "" |
---|
992 | foreach dataobj $dlist { |
---|
993 | foreach layer [$dataobj layers] { |
---|
994 | set tag $dataobj-$layer |
---|
995 | if { [info exists _datasets($tag)] && $_datasets($tag) } { |
---|
996 | lappend rlist $tag |
---|
997 | } |
---|
998 | } |
---|
999 | } |
---|
1000 | return $rlist |
---|
1001 | } |
---|
1002 | |
---|
1003 | itcl::body Rappture::MapViewer::KeyPress {k} { |
---|
1004 | SendCmd "key press $k" |
---|
1005 | } |
---|
1006 | |
---|
1007 | itcl::body Rappture::MapViewer::KeyRelease {k} { |
---|
1008 | SendCmd "key release $k" |
---|
1009 | } |
---|
1010 | |
---|
1011 | itcl::body Rappture::MapViewer::MouseClick {button x y} { |
---|
1012 | if {0} { |
---|
1013 | set w [winfo width $itk_component(view)] |
---|
1014 | set h [winfo height $itk_component(view)] |
---|
1015 | set x [expr {(2.0 * double($x)/$w) - 1.0}] |
---|
1016 | set y [expr {(2.0 * double($y)/$h) - 1.0}] |
---|
1017 | } |
---|
1018 | SendCmd "mouse click $button $x $y" |
---|
1019 | } |
---|
1020 | |
---|
1021 | itcl::body Rappture::MapViewer::MouseDoubleClick {button x y} { |
---|
1022 | if {0} { |
---|
1023 | set w [winfo width $itk_component(view)] |
---|
1024 | set h [winfo height $itk_component(view)] |
---|
1025 | set x [expr {(2.0 * double($x)/$w) - 1.0}] |
---|
1026 | set y [expr {(2.0 * double($y)/$h) - 1.0}] |
---|
1027 | } |
---|
1028 | SendCmd "mouse dblclick $button $x $y" |
---|
1029 | } |
---|
1030 | |
---|
1031 | itcl::body Rappture::MapViewer::MouseDrag {button x y} { |
---|
1032 | if {0} { |
---|
1033 | set w [winfo width $itk_component(view)] |
---|
1034 | set h [winfo height $itk_component(view)] |
---|
1035 | set x [expr {(2.0 * double($x)/$w) - 1.0}] |
---|
1036 | set y [expr {(2.0 * double($y)/$h) - 1.0}] |
---|
1037 | } |
---|
1038 | SendCmd "mouse drag $button $x $y" |
---|
1039 | } |
---|
1040 | |
---|
1041 | itcl::body Rappture::MapViewer::MouseRelease {button x y} { |
---|
1042 | if {0} { |
---|
1043 | set w [winfo width $itk_component(view)] |
---|
1044 | set h [winfo height $itk_component(view)] |
---|
1045 | set x [expr {(2.0 * double($x)/$w) - 1.0}] |
---|
1046 | set y [expr {(2.0 * double($y)/$h) - 1.0}] |
---|
1047 | } |
---|
1048 | SendCmd "mouse release $button $x $y" |
---|
1049 | } |
---|
1050 | |
---|
1051 | # |
---|
1052 | # EventuallyHandleMotionEvent -- |
---|
1053 | # |
---|
1054 | # This routine compresses (no button press) motion events. It |
---|
1055 | # delivers a server mouse command once every 100 milliseconds (if a |
---|
1056 | # motion event is pending). |
---|
1057 | # |
---|
1058 | itcl::body Rappture::MapViewer::EventuallyHandleMotionEvent {x y} { |
---|
1059 | set _motion(x) $x |
---|
1060 | set _motion(y) $y |
---|
1061 | if { !$_motion(compress) } { |
---|
1062 | MouseMotion |
---|
1063 | return |
---|
1064 | } |
---|
1065 | if { !$_motion(pending) } { |
---|
1066 | set _motion(pending) 1 |
---|
1067 | $_dispatcher event -after $_motion(delay) !motion |
---|
1068 | } |
---|
1069 | } |
---|
1070 | |
---|
1071 | itcl::body Rappture::MapViewer::MouseMotion {} { |
---|
1072 | if {0} { |
---|
1073 | set w [winfo width $itk_component(view)] |
---|
1074 | set h [winfo height $itk_component(view)] |
---|
1075 | set x [expr {(2.0 * double($_motion(x))/$w) - 1.0}] |
---|
1076 | set y [expr {(2.0 * double($_motion(y))/$h) - 1.0}] |
---|
1077 | } |
---|
1078 | SendCmd "mouse motion $_motion(x) $_motion(y)" |
---|
1079 | set _motion(pending) 0 |
---|
1080 | } |
---|
1081 | |
---|
1082 | itcl::body Rappture::MapViewer::MouseScroll {direction} { |
---|
1083 | switch -- $direction { |
---|
1084 | "up" { |
---|
1085 | SendCmd "mouse scroll 1" |
---|
1086 | } |
---|
1087 | "down" { |
---|
1088 | SendCmd "mouse scroll -1" |
---|
1089 | } |
---|
1090 | } |
---|
1091 | } |
---|
1092 | |
---|
1093 | # ---------------------------------------------------------------------- |
---|
1094 | # USAGE: Zoom in |
---|
1095 | # USAGE: Zoom out |
---|
1096 | # USAGE: Zoom reset |
---|
1097 | # |
---|
1098 | # Called automatically when the user clicks on one of the zoom |
---|
1099 | # controls for this widget. Changes the zoom for the current view. |
---|
1100 | # ---------------------------------------------------------------------- |
---|
1101 | itcl::body Rappture::MapViewer::Zoom {option} { |
---|
1102 | switch -- $option { |
---|
1103 | "in" { |
---|
1104 | set _view(zoom) [expr {$_view(zoom)*1.25}] |
---|
1105 | #SendCmd "camera zoom $_view(zoom)" |
---|
1106 | set z -0.25 |
---|
1107 | SendCmd "camera zoom $z" |
---|
1108 | } |
---|
1109 | "out" { |
---|
1110 | set _view(zoom) [expr {$_view(zoom)*0.8}] |
---|
1111 | #SendCmd "camera zoom $_view(zoom)" |
---|
1112 | set z 0.25 |
---|
1113 | SendCmd "camera zoom $z" |
---|
1114 | } |
---|
1115 | "reset" { |
---|
1116 | array set _view { |
---|
1117 | qw 1.0 |
---|
1118 | qx 0.0 |
---|
1119 | qy 0.0 |
---|
1120 | qz 0.0 |
---|
1121 | zoom 1.0 |
---|
1122 | xpan 0.0 |
---|
1123 | ypan 0.0 |
---|
1124 | } |
---|
1125 | if { $_first != "" } { |
---|
1126 | set location [$_first hints camera] |
---|
1127 | if { $location != "" } { |
---|
1128 | array set _view $location |
---|
1129 | } |
---|
1130 | } |
---|
1131 | set q [list $_view(qw) $_view(qx) $_view(qy) $_view(qz)] |
---|
1132 | $_arcball quaternion $q |
---|
1133 | DoRotate |
---|
1134 | SendCmd "camera reset" |
---|
1135 | } |
---|
1136 | } |
---|
1137 | } |
---|
1138 | |
---|
1139 | itcl::body Rappture::MapViewer::PanCamera {} { |
---|
1140 | set x $_view(xpan) |
---|
1141 | set y $_view(ypan) |
---|
1142 | SendCmd "camera pan $x $y" |
---|
1143 | } |
---|
1144 | |
---|
1145 | # ---------------------------------------------------------------------- |
---|
1146 | # USAGE: Rotate click <x> <y> |
---|
1147 | # USAGE: Rotate drag <x> <y> |
---|
1148 | # USAGE: Rotate release <x> <y> |
---|
1149 | # |
---|
1150 | # Called automatically when the user clicks/drags/releases in the |
---|
1151 | # plot area. Moves the plot according to the user's actions. |
---|
1152 | # ---------------------------------------------------------------------- |
---|
1153 | itcl::body Rappture::MapViewer::Rotate {option x y} { |
---|
1154 | switch -- $option { |
---|
1155 | "click" { |
---|
1156 | $itk_component(view) configure -cursor fleur |
---|
1157 | set _click(x) $x |
---|
1158 | set _click(y) $y |
---|
1159 | } |
---|
1160 | "drag" { |
---|
1161 | if {[array size _click] == 0} { |
---|
1162 | Rotate click $x $y |
---|
1163 | } else { |
---|
1164 | set w [winfo width $itk_component(view)] |
---|
1165 | set h [winfo height $itk_component(view)] |
---|
1166 | if {$w <= 0 || $h <= 0} { |
---|
1167 | return |
---|
1168 | } |
---|
1169 | |
---|
1170 | if {[catch { |
---|
1171 | # this fails sometimes for no apparent reason |
---|
1172 | set dx [expr {double($x-$_click(x))/$w}] |
---|
1173 | set dy [expr {double($y-$_click(y))/$h}] |
---|
1174 | }]} { |
---|
1175 | return |
---|
1176 | } |
---|
1177 | if { $dx == 0 && $dy == 0 } { |
---|
1178 | return |
---|
1179 | } |
---|
1180 | set q [$_arcball rotate $x $y $_click(x) $_click(y)] |
---|
1181 | EventuallyRotate $q |
---|
1182 | set _click(x) $x |
---|
1183 | set _click(y) $y |
---|
1184 | } |
---|
1185 | } |
---|
1186 | "release" { |
---|
1187 | Rotate drag $x $y |
---|
1188 | $itk_component(view) configure -cursor "" |
---|
1189 | catch {unset _click} |
---|
1190 | } |
---|
1191 | default { |
---|
1192 | error "bad option \"$option\": should be click, drag, release" |
---|
1193 | } |
---|
1194 | } |
---|
1195 | } |
---|
1196 | |
---|
1197 | itcl::body Rappture::MapViewer::Pick {x y} { |
---|
1198 | foreach tag [CurrentDatasets -visible] { |
---|
1199 | SendCmd "dataset getscalar pixel $x $y $tag" |
---|
1200 | } |
---|
1201 | } |
---|
1202 | |
---|
1203 | # ---------------------------------------------------------------------- |
---|
1204 | # USAGE: $this Pan click x y |
---|
1205 | # $this Pan drag x y |
---|
1206 | # $this Pan release x y |
---|
1207 | # |
---|
1208 | # Called automatically when the user clicks on one of the zoom |
---|
1209 | # controls for this widget. Changes the zoom for the current view. |
---|
1210 | # ---------------------------------------------------------------------- |
---|
1211 | itcl::body Rappture::MapViewer::Pan {option x y} { |
---|
1212 | switch -- $option { |
---|
1213 | "set" { |
---|
1214 | set w [winfo width $itk_component(view)] |
---|
1215 | set h [winfo height $itk_component(view)] |
---|
1216 | set x [expr $x / double($w)] |
---|
1217 | set y [expr $y / double($h)] |
---|
1218 | set _view(xpan) [expr $_view(xpan) + $x] |
---|
1219 | set _view(ypan) [expr $_view(ypan) + $y] |
---|
1220 | PanCamera |
---|
1221 | return |
---|
1222 | } |
---|
1223 | "click" { |
---|
1224 | set _click(x) $x |
---|
1225 | set _click(y) $y |
---|
1226 | $itk_component(view) configure -cursor hand1 |
---|
1227 | } |
---|
1228 | "drag" { |
---|
1229 | if { ![info exists _click(x)] } { |
---|
1230 | set _click(x) $x |
---|
1231 | } |
---|
1232 | if { ![info exists _click(y)] } { |
---|
1233 | set _click(y) $y |
---|
1234 | } |
---|
1235 | set w [winfo width $itk_component(view)] |
---|
1236 | set h [winfo height $itk_component(view)] |
---|
1237 | set dx [expr ($_click(x) - $x)/double($w)] |
---|
1238 | set dy [expr ($_click(y) - $y)/double($h)] |
---|
1239 | set _click(x) $x |
---|
1240 | set _click(y) $y |
---|
1241 | set _view(xpan) [expr $_view(xpan) - $dx] |
---|
1242 | set _view(ypan) [expr $_view(ypan) - $dy] |
---|
1243 | PanCamera |
---|
1244 | } |
---|
1245 | "release" { |
---|
1246 | Pan drag $x $y |
---|
1247 | $itk_component(view) configure -cursor "" |
---|
1248 | } |
---|
1249 | default { |
---|
1250 | error "unknown option \"$option\": should set, click, drag, or release" |
---|
1251 | } |
---|
1252 | } |
---|
1253 | } |
---|
1254 | |
---|
1255 | # ---------------------------------------------------------------------- |
---|
1256 | # USAGE: FixSettings <what> ?<value>? |
---|
1257 | # |
---|
1258 | # Used internally to update rendering settings whenever parameters |
---|
1259 | # change in the popup settings panel. Sends the new settings off |
---|
1260 | # to the back end. |
---|
1261 | # ---------------------------------------------------------------------- |
---|
1262 | itcl::body Rappture::MapViewer::FixSettings { args } { |
---|
1263 | foreach setting $args { |
---|
1264 | AdjustSetting $setting |
---|
1265 | } |
---|
1266 | } |
---|
1267 | |
---|
1268 | # |
---|
1269 | # AdjustSetting -- |
---|
1270 | # |
---|
1271 | # Changes/updates a specific setting in the widget. There are |
---|
1272 | # usually user-setable option. Commands are sent to the render |
---|
1273 | # server. |
---|
1274 | # |
---|
1275 | itcl::body Rappture::MapViewer::AdjustSetting {what {value ""}} { |
---|
1276 | if { ![isconnected] } { |
---|
1277 | return |
---|
1278 | } |
---|
1279 | switch -- $what { |
---|
1280 | "camera-throw" { |
---|
1281 | set bool $_settings(camera-throw) |
---|
1282 | SendCmd "camera throw $bool" |
---|
1283 | } |
---|
1284 | "terrain-edges" { |
---|
1285 | set bool $_settings(terrain-edges) |
---|
1286 | SendCmd "map terrain edges $bool" |
---|
1287 | } |
---|
1288 | "terrain-lighting" { |
---|
1289 | set bool $_settings(terrain-lighting) |
---|
1290 | SendCmd "map terrain lighting $bool" |
---|
1291 | } |
---|
1292 | "terrain-palette" { |
---|
1293 | set cmap [$itk_component(terrainpalette) value] |
---|
1294 | #SendCmd "map terrain colormap $cmap" |
---|
1295 | } |
---|
1296 | "terrain-vertscale" { |
---|
1297 | set val $_settings(terrain-vertscale) |
---|
1298 | SendCmd "map terrain vertscale $val" |
---|
1299 | } |
---|
1300 | "terrain-wireframe" { |
---|
1301 | set bool $_settings(terrain-wireframe) |
---|
1302 | SendCmd "map terrain wireframe $bool" |
---|
1303 | } |
---|
1304 | default { |
---|
1305 | error "don't know how to fix $what" |
---|
1306 | } |
---|
1307 | } |
---|
1308 | } |
---|
1309 | |
---|
1310 | # ---------------------------------------------------------------------- |
---|
1311 | # CONFIGURATION OPTION: -plotbackground |
---|
1312 | # ---------------------------------------------------------------------- |
---|
1313 | itcl::configbody Rappture::MapViewer::plotbackground { |
---|
1314 | if { [isconnected] } { |
---|
1315 | foreach {r g b} [Color2RGB $itk_option(-plotbackground)] break |
---|
1316 | SendCmd "screen bgcolor $r $g $b" |
---|
1317 | } |
---|
1318 | } |
---|
1319 | |
---|
1320 | # ---------------------------------------------------------------------- |
---|
1321 | # CONFIGURATION OPTION: -plotforeground |
---|
1322 | # ---------------------------------------------------------------------- |
---|
1323 | itcl::configbody Rappture::MapViewer::plotforeground { |
---|
1324 | if { [isconnected] } { |
---|
1325 | foreach {r g b} [Color2RGB $itk_option(-plotforeground)] break |
---|
1326 | #fix this! |
---|
1327 | #SendCmd "color background $r $g $b" |
---|
1328 | } |
---|
1329 | } |
---|
1330 | |
---|
1331 | itcl::body Rappture::MapViewer::limits { dataobj } { |
---|
1332 | error "no limits" |
---|
1333 | foreach layer [$dataobj layers] { |
---|
1334 | set tag $dataobj-$layer |
---|
1335 | |
---|
1336 | foreach { xMin xMax yMin yMax zMin zMax} $_limits($tag) break |
---|
1337 | if {![info exists limits(xmin)] || $limits(xmin) > $xMin} { |
---|
1338 | set limits(xmin) $xMin |
---|
1339 | } |
---|
1340 | if {![info exists limits(xmax)] || $limits(xmax) < $xMax} { |
---|
1341 | set limits(xmax) $xMax |
---|
1342 | } |
---|
1343 | if {![info exists limits(ymin)] || $limits(ymin) > $yMin} { |
---|
1344 | set limits(ymin) $xMin |
---|
1345 | } |
---|
1346 | if {![info exists limits(ymax)] || $limits(ymax) < $yMax} { |
---|
1347 | set limits(ymax) $yMax |
---|
1348 | } |
---|
1349 | if {![info exists limits(zmin)] || $limits(zmin) > $zMin} { |
---|
1350 | set limits(zmin) $zMin |
---|
1351 | } |
---|
1352 | if {![info exists limits(zmax)] || $limits(zmax) < $zMax} { |
---|
1353 | set limits(zmax) $zMax |
---|
1354 | } |
---|
1355 | } |
---|
1356 | return [array get limits] |
---|
1357 | } |
---|
1358 | |
---|
1359 | itcl::body Rappture::MapViewer::BuildTerrainTab {} { |
---|
1360 | |
---|
1361 | set fg [option get $itk_component(hull) font Font] |
---|
1362 | #set bfg [option get $itk_component(hull) boldFont Font] |
---|
1363 | |
---|
1364 | set inner [$itk_component(main) insert end \ |
---|
1365 | -title "Terrain Settings" \ |
---|
1366 | -icon [Rappture::icon surface]] |
---|
1367 | $inner configure -borderwidth 4 |
---|
1368 | |
---|
1369 | checkbutton $inner.wireframe \ |
---|
1370 | -text "Show Wireframe" \ |
---|
1371 | -variable [itcl::scope _settings(terrain-wireframe)] \ |
---|
1372 | -command [itcl::code $this AdjustSetting terrain-wireframe] \ |
---|
1373 | -font "Arial 9" -anchor w |
---|
1374 | |
---|
1375 | checkbutton $inner.lighting \ |
---|
1376 | -text "Enable Lighting" \ |
---|
1377 | -variable [itcl::scope _settings(terrain-lighting)] \ |
---|
1378 | -command [itcl::code $this AdjustSetting terrain-lighting] \ |
---|
1379 | -font "Arial 9" -anchor w |
---|
1380 | |
---|
1381 | checkbutton $inner.edges \ |
---|
1382 | -text "Show Edges" \ |
---|
1383 | -variable [itcl::scope _settings(terrain-edges)] \ |
---|
1384 | -command [itcl::code $this AdjustSetting terrain-edges] \ |
---|
1385 | -font "Arial 9" -anchor w |
---|
1386 | |
---|
1387 | label $inner.palette_l -text "Palette" -font "Arial 9" -anchor w |
---|
1388 | itk_component add terrainpalette { |
---|
1389 | Rappture::Combobox $inner.palette -width 10 -editable no |
---|
1390 | } |
---|
1391 | $inner.palette choices insert end \ |
---|
1392 | "BCGYR" "BCGYR" \ |
---|
1393 | "BGYOR" "BGYOR" \ |
---|
1394 | "blue" "blue" \ |
---|
1395 | "blue-to-brown" "blue-to-brown" \ |
---|
1396 | "blue-to-orange" "blue-to-orange" \ |
---|
1397 | "blue-to-grey" "blue-to-grey" \ |
---|
1398 | "green-to-magenta" "green-to-magenta" \ |
---|
1399 | "greyscale" "greyscale" \ |
---|
1400 | "nanohub" "nanohub" \ |
---|
1401 | "rainbow" "rainbow" \ |
---|
1402 | "spectral" "spectral" \ |
---|
1403 | "ROYGB" "ROYGB" \ |
---|
1404 | "RYGCB" "RYGCB" \ |
---|
1405 | "brown-to-blue" "brown-to-blue" \ |
---|
1406 | "grey-to-blue" "grey-to-blue" \ |
---|
1407 | "orange-to-blue" "orange-to-blue" |
---|
1408 | |
---|
1409 | $itk_component(terrainpalette) value "BCGYR" |
---|
1410 | bind $inner.palette <<Value>> \ |
---|
1411 | [itcl::code $this AdjustSetting terrain-palette] |
---|
1412 | |
---|
1413 | label $inner.vscale_l -text "Vertical Scale" -font "Arial 9" -anchor w |
---|
1414 | ::scale $inner.vscale -from 0 -to 10 -orient horizontal \ |
---|
1415 | -variable [itcl::scope _settings(terrain-vertscale)] \ |
---|
1416 | -width 10 \ |
---|
1417 | -resolution 0.1 \ |
---|
1418 | -showvalue on \ |
---|
1419 | -command [itcl::code $this AdjustSetting terrain-vertscale] |
---|
1420 | $inner.vscale set $_settings(terrain-vertscale) |
---|
1421 | |
---|
1422 | blt::table $inner \ |
---|
1423 | 0,0 $inner.wireframe -cspan 2 -anchor w -pady 2 \ |
---|
1424 | 1,0 $inner.lighting -cspan 2 -anchor w -pady 2 \ |
---|
1425 | 2,0 $inner.edges -cspan 2 -anchor w -pady 2 \ |
---|
1426 | 4,0 $inner.vscale_l -anchor w -pady 2 \ |
---|
1427 | 4,1 $inner.vscale -fill x -pady 2 \ |
---|
1428 | 5,0 $inner.palette_l -anchor w -pady 2 \ |
---|
1429 | 5,1 $inner.palette -fill x -pady 2 |
---|
1430 | |
---|
1431 | blt::table configure $inner r* c* -resize none |
---|
1432 | blt::table configure $inner r7 c1 -resize expand |
---|
1433 | } |
---|
1434 | |
---|
1435 | itcl::body Rappture::MapViewer::BuildLayerTab {} { |
---|
1436 | |
---|
1437 | set fg [option get $itk_component(hull) font Font] |
---|
1438 | #set bfg [option get $itk_component(hull) boldFont Font] |
---|
1439 | |
---|
1440 | set inner [$itk_component(main) insert end \ |
---|
1441 | -title "Layers" \ |
---|
1442 | -icon [Rappture::icon wrench]] |
---|
1443 | $inner configure -borderwidth 4 |
---|
1444 | set f [frame $inner.layers] |
---|
1445 | blt::table $inner \ |
---|
1446 | 0,0 $f -fill both |
---|
1447 | set _layers $inner |
---|
1448 | } |
---|
1449 | |
---|
1450 | itcl::body Rappture::MapViewer::BuildCameraTab {} { |
---|
1451 | set inner [$itk_component(main) insert end \ |
---|
1452 | -title "Camera Settings" \ |
---|
1453 | -icon [Rappture::icon camera]] |
---|
1454 | $inner configure -borderwidth 4 |
---|
1455 | |
---|
1456 | label $inner.view_l -text "view" -font "Arial 9" |
---|
1457 | set f [frame $inner.view] |
---|
1458 | foreach side { front back left right top bottom } { |
---|
1459 | button $f.$side -image [Rappture::icon view$side] \ |
---|
1460 | -command [itcl::code $this SetOrientation $side] |
---|
1461 | Rappture::Tooltip::for $f.$side "Change the view to $side" |
---|
1462 | pack $f.$side -side left |
---|
1463 | } |
---|
1464 | |
---|
1465 | blt::table $inner \ |
---|
1466 | 0,0 $inner.view_l -anchor e -pady 2 \ |
---|
1467 | 0,1 $inner.view -anchor w -pady 2 |
---|
1468 | |
---|
1469 | set labels { qx qy qz qw xpan ypan zoom } |
---|
1470 | set row 1 |
---|
1471 | foreach tag $labels { |
---|
1472 | label $inner.${tag}label -text $tag -font "Arial 9" |
---|
1473 | entry $inner.${tag} -font "Arial 9" -bg white \ |
---|
1474 | -textvariable [itcl::scope _view($tag)] |
---|
1475 | bind $inner.${tag} <KeyPress-Return> \ |
---|
1476 | [itcl::code $this camera set ${tag}] |
---|
1477 | blt::table $inner \ |
---|
1478 | $row,0 $inner.${tag}label -anchor e -pady 2 \ |
---|
1479 | $row,1 $inner.${tag} -anchor w -pady 2 |
---|
1480 | blt::table configure $inner r$row -resize none |
---|
1481 | incr row |
---|
1482 | } |
---|
1483 | |
---|
1484 | checkbutton $inner.throw \ |
---|
1485 | -text "Enable Throw" \ |
---|
1486 | -font "Arial 9" \ |
---|
1487 | -variable [itcl::scope _settings(camera-throw)] \ |
---|
1488 | -command [itcl::code $this AdjustSetting camera-throw] |
---|
1489 | blt::table $inner \ |
---|
1490 | $row,0 $inner.throw -anchor w -pady 2 -cspan 2 |
---|
1491 | blt::table configure $inner r$row -resize none |
---|
1492 | incr row |
---|
1493 | |
---|
1494 | blt::table configure $inner c* r* -resize none |
---|
1495 | blt::table configure $inner c2 -resize expand |
---|
1496 | blt::table configure $inner r$row -resize expand |
---|
1497 | } |
---|
1498 | |
---|
1499 | # |
---|
1500 | # camera -- |
---|
1501 | # |
---|
1502 | itcl::body Rappture::MapViewer::camera {option args} { |
---|
1503 | switch -- $option { |
---|
1504 | "show" { |
---|
1505 | puts [array get _view] |
---|
1506 | } |
---|
1507 | "set" { |
---|
1508 | set who [lindex $args 0] |
---|
1509 | set x $_view($who) |
---|
1510 | set code [catch { string is double $x } result] |
---|
1511 | if { $code != 0 || !$result } { |
---|
1512 | return |
---|
1513 | } |
---|
1514 | switch -- $who { |
---|
1515 | "xpan" - "ypan" { |
---|
1516 | PanCamera |
---|
1517 | } |
---|
1518 | "qx" - "qy" - "qz" - "qw" { |
---|
1519 | set q [list $_view(qw) $_view(qx) $_view(qy) $_view(qz)] |
---|
1520 | $_arcball quaternion $q |
---|
1521 | EventuallyRotate $q |
---|
1522 | } |
---|
1523 | "zoom" { |
---|
1524 | SendCmd "camera zoom $_view(zoom)" |
---|
1525 | } |
---|
1526 | } |
---|
1527 | } |
---|
1528 | } |
---|
1529 | } |
---|
1530 | |
---|
1531 | itcl::body Rappture::MapViewer::GetImage { args } { |
---|
1532 | if { [image width $_image(download)] > 0 && |
---|
1533 | [image height $_image(download)] > 0 } { |
---|
1534 | set bytes [$_image(download) data -format "jpeg -quality 100"] |
---|
1535 | set bytes [Rappture::encoding::decode -as b64 $bytes] |
---|
1536 | return [list .jpg $bytes] |
---|
1537 | } |
---|
1538 | return "" |
---|
1539 | } |
---|
1540 | |
---|
1541 | itcl::body Rappture::MapViewer::BuildDownloadPopup { popup command } { |
---|
1542 | Rappture::Balloon $popup \ |
---|
1543 | -title "[Rappture::filexfer::label downloadWord] as..." |
---|
1544 | set inner [$popup component inner] |
---|
1545 | label $inner.summary -text "" -anchor w |
---|
1546 | |
---|
1547 | radiobutton $inner.image_button -text "Image File" \ |
---|
1548 | -variable [itcl::scope _downloadPopup(format)] \ |
---|
1549 | -value image |
---|
1550 | Rappture::Tooltip::for $inner.image_button \ |
---|
1551 | "Save as digital image." |
---|
1552 | |
---|
1553 | button $inner.ok -text "Save" \ |
---|
1554 | -highlightthickness 0 -pady 2 -padx 3 \ |
---|
1555 | -command $command \ |
---|
1556 | -compound left \ |
---|
1557 | -image [Rappture::icon download] |
---|
1558 | |
---|
1559 | button $inner.cancel -text "Cancel" \ |
---|
1560 | -highlightthickness 0 -pady 2 -padx 3 \ |
---|
1561 | -command [list $popup deactivate] \ |
---|
1562 | -compound left \ |
---|
1563 | -image [Rappture::icon cancel] |
---|
1564 | |
---|
1565 | blt::table $inner \ |
---|
1566 | 0,0 $inner.summary -cspan 2 \ |
---|
1567 | 2,0 $inner.image_button -anchor w -cspan 2 -padx { 4 0 } \ |
---|
1568 | 4,1 $inner.cancel -width .9i -fill y \ |
---|
1569 | 4,0 $inner.ok -padx 2 -width .9i -fill y |
---|
1570 | blt::table configure $inner r3 -height 4 |
---|
1571 | blt::table configure $inner r4 -pady 4 |
---|
1572 | raise $inner.image_button |
---|
1573 | $inner.image_button invoke |
---|
1574 | return $inner |
---|
1575 | } |
---|
1576 | |
---|
1577 | itcl::body Rappture::MapViewer::SetObjectStyle { dataobj layer } { |
---|
1578 | set tag $dataobj-$layer |
---|
1579 | set _visibility($tag) 1 |
---|
1580 | |
---|
1581 | set type [$dataobj type $layer] |
---|
1582 | set style [$dataobj style $layer] |
---|
1583 | switch -- $type { |
---|
1584 | "elevation" { |
---|
1585 | array set settings { |
---|
1586 | -edgecolor black |
---|
1587 | -edges 0 |
---|
1588 | -lighting 1 |
---|
1589 | -linewidth 1.0 |
---|
1590 | -vertscale 1.0 |
---|
1591 | -wireframe 0 |
---|
1592 | } |
---|
1593 | array set settings $style |
---|
1594 | SendCmd "map terrain edges $settings(-edges)" |
---|
1595 | set _settings(terrain-edges) $settings(-edges) |
---|
1596 | #SendCmd "map terrain color [Color2RGB $settings(-color)]" |
---|
1597 | #SendCmd "map terrain colormode constant {}" |
---|
1598 | SendCmd "map terrain lighting $settings(-lighting)" |
---|
1599 | set _settings(terrain-lighting) $settings(-lighting) |
---|
1600 | SendCmd "map terrain linecolor [Color2RGB $settings(-edgecolor)]" |
---|
1601 | #SendCmd "map terrain linewidth $settings(-linewidth)" |
---|
1602 | SendCmd "map terrain wireframe $settings(-wireframe)" |
---|
1603 | set _settings(terrain-wireframe) $settings(-wireframe) |
---|
1604 | } |
---|
1605 | } |
---|
1606 | #SetColormap $dataobj $layer |
---|
1607 | } |
---|
1608 | |
---|
1609 | itcl::body Rappture::MapViewer::SetOrientation { side } { |
---|
1610 | array set positions { |
---|
1611 | front "1 0 0 0" |
---|
1612 | back "0 0 1 0" |
---|
1613 | left "0.707107 0 -0.707107 0" |
---|
1614 | right "0.707107 0 0.707107 0" |
---|
1615 | top "0.707107 -0.707107 0 0" |
---|
1616 | bottom "0.707107 0.707107 0 0" |
---|
1617 | } |
---|
1618 | foreach name { qw qx qy qz } value $positions($side) { |
---|
1619 | set _view($name) $value |
---|
1620 | } |
---|
1621 | set q [list $_view(qw) $_view(qx) $_view(qy) $_view(qz)] |
---|
1622 | $_arcball quaternion $q |
---|
1623 | SendCmd "camera orient $q" |
---|
1624 | #SendCmd "camera reset" |
---|
1625 | set _view(xpan) 0 |
---|
1626 | set _view(ypan) 0 |
---|
1627 | set _view(zoom) 1.0 |
---|
1628 | } |
---|
1629 | |
---|
1630 | itcl::body Rappture::MapViewer::SetOpacity { dataset } { |
---|
1631 | foreach {dataobj layer} [split $dataset -] break |
---|
1632 | set type [$dataobj type $layer] |
---|
1633 | set val $_settings(-opacity) |
---|
1634 | set sval [expr { 0.01 * double($val) }] |
---|
1635 | if { !$_obj2ovride($dataobj-raise) } { |
---|
1636 | # This is wrong. Need to figure out why raise isn't set with 1 |
---|
1637 | #set sval [expr $sval * .6] |
---|
1638 | } |
---|
1639 | SendCmd "$type opacity $sval $dataset" |
---|
1640 | } |
---|
1641 | |
---|
1642 | itcl::body Rappture::MapViewer::ChangeLayerVisibility { dataobj layer } { |
---|
1643 | set tag $dataobj-$layer |
---|
1644 | set bool $_visibility($tag) |
---|
1645 | SendCmd "map layer visible $bool $tag" |
---|
1646 | } |
---|
1647 | |
---|
1648 | itcl::body Rappture::MapViewer::UpdateLayerControls {} { |
---|
1649 | set row 0 |
---|
1650 | set inner $_layers |
---|
1651 | if { [winfo exists $inner.layers] } { |
---|
1652 | foreach w [winfo children $inner.layers] { |
---|
1653 | destroy $w |
---|
1654 | } |
---|
1655 | } |
---|
1656 | set f $inner.layers |
---|
1657 | foreach dataobj [get -objects] { |
---|
1658 | foreach name [$dataobj layers] { |
---|
1659 | array unset info |
---|
1660 | array set info [$dataobj layer $name] |
---|
1661 | set tag $dataobj-$name |
---|
1662 | set w [string range $dataobj$name 2 end] |
---|
1663 | checkbutton $f.$w \ |
---|
1664 | -text $info(title) \ |
---|
1665 | -variable [itcl::scope _visibility($tag)] \ |
---|
1666 | -command [itcl::code $this \ |
---|
1667 | ChangeLayerVisibility $dataobj $name] \ |
---|
1668 | -font "Arial 9" -anchor w |
---|
1669 | blt::table $f $row,0 $f.$w -anchor w -pady 2 |
---|
1670 | Rappture::Tooltip::for $f.$w $info(description) |
---|
1671 | incr row |
---|
1672 | } |
---|
1673 | } |
---|
1674 | if { $row > 0 } { |
---|
1675 | blt::table configure $f r* c* -resize none |
---|
1676 | blt::table configure $f r$row c1 -resize expand |
---|
1677 | } |
---|
1678 | } |
---|