[11] | 1 | # ---------------------------------------------------------------------- |
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| 2 | # COMPONENT: contourresult - contour plot in a ResultSet |
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| 3 | # |
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| 4 | # This widget is a contour plot for 2D meshes with a scalar value. |
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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 |
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| 11 | # Purdue Research Foundation, West Lafayette, IN |
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| 12 | # ====================================================================== |
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| 13 | package require Itk |
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| 14 | package require vtk |
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| 15 | package require vtkinteraction |
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| 16 | package require BLT |
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| 17 | |
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| 18 | blt::bitmap define ContourResult-reset { |
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| 19 | #define reset_width 12 |
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| 20 | #define reset_height 12 |
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| 21 | static unsigned char reset_bits[] = { |
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| 22 | 0x00, 0x00, 0x00, 0x00, 0xfc, 0x03, 0x04, 0x02, 0x04, 0x02, 0x04, 0x02, |
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| 23 | 0x04, 0x02, 0x04, 0x02, 0x04, 0x02, 0xfc, 0x03, 0x00, 0x00, 0x00, 0x00}; |
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| 24 | } |
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| 25 | |
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| 26 | blt::bitmap define ContourResult-zoomin { |
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| 27 | #define zoomin_width 12 |
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| 28 | #define zoomin_height 12 |
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| 29 | static unsigned char zoomin_bits[] = { |
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| 30 | 0x7c, 0x00, 0x82, 0x00, 0x11, 0x01, 0x11, 0x01, 0x7d, 0x01, 0x11, 0x01, |
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| 31 | 0x11, 0x01, 0x82, 0x03, 0xfc, 0x07, 0x80, 0x0f, 0x00, 0x0f, 0x00, 0x06}; |
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| 32 | } |
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| 33 | |
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| 34 | blt::bitmap define ContourResult-zoomout { |
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| 35 | #define zoomout_width 12 |
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| 36 | #define zoomout_height 12 |
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| 37 | static unsigned char zoomout_bits[] = { |
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| 38 | 0x7c, 0x00, 0x82, 0x00, 0x01, 0x01, 0x01, 0x01, 0x7d, 0x01, 0x01, 0x01, |
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| 39 | 0x01, 0x01, 0x82, 0x03, 0xfc, 0x07, 0x80, 0x0f, 0x00, 0x0f, 0x00, 0x06}; |
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| 40 | } |
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| 41 | |
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| 42 | option add *ContourResult.width 4i widgetDefault |
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| 43 | option add *ContourResult.height 4i widgetDefault |
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| 44 | option add *ContourResult.foreground black widgetDefault |
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| 45 | option add *ContourResult.controlBackground gray widgetDefault |
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| 46 | option add *ContourResult.font \ |
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| 47 | -*-helvetica-medium-r-normal-*-*-120-* widgetDefault |
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| 48 | |
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| 49 | itcl::class Rappture::ContourResult { |
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| 50 | inherit itk::Widget |
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| 51 | |
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| 52 | itk_option define -foreground foreground Foreground "" |
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| 53 | itk_option define -background background Background "" |
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| 54 | |
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| 55 | constructor {args} { # defined below } |
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| 56 | destructor { # defined below } |
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| 57 | |
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| 58 | public method add {dataobj {settings ""}} |
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| 59 | public method delete {args} |
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| 60 | public method scale {args} |
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| 61 | |
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| 62 | protected method _rebuild {} |
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| 63 | protected method _zoom {option} |
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| 64 | protected method _move {option x y} |
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| 65 | protected method _fixLimits {} |
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| 66 | protected method _color2rgb {color} |
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| 67 | |
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| 68 | private variable _dlist "" ;# list of data objects |
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| 69 | private variable _obj2color ;# maps dataobj => plotting color |
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| 70 | private variable _obj2width ;# maps dataobj => line width |
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| 71 | private variable _obj2raise ;# maps dataobj => raise flag 0/1 |
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| 72 | private variable _obj2vtk ;# maps dataobj => vtk objects |
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| 73 | private variable _actors ;# list of actors for each renderer |
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| 74 | private variable _click ;# info used for _move operations |
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| 75 | private variable _xmin "" ;# autoscale min for x-axis |
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| 76 | private variable _xmax "" ;# autoscale max for x-axis |
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| 77 | private variable _ymin "" ;# autoscale min for y-axis |
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| 78 | private variable _ymax "" ;# autoscale max for y-axis |
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| 79 | private variable _zmin "" ;# autoscale min for z-axis |
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| 80 | private variable _zmax "" ;# autoscale max for z-axis |
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| 81 | |
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| 82 | private common _counter 0 ;# used for auto-generated names |
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| 83 | } |
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| 84 | |
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| 85 | itk::usual ContourResult { |
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| 86 | keep -background -foreground -cursor -font |
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| 87 | } |
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| 88 | |
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| 89 | # ---------------------------------------------------------------------- |
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| 90 | # CONSTRUCTOR |
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| 91 | # ---------------------------------------------------------------------- |
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| 92 | itcl::body Rappture::ContourResult::constructor {args} { |
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| 93 | option add hull.width hull.height |
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| 94 | pack propagate $itk_component(hull) no |
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| 95 | |
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| 96 | itk_component add controls { |
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| 97 | frame $itk_interior.cntls |
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| 98 | } { |
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| 99 | usual |
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| 100 | rename -background -controlbackground controlBackground Background |
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| 101 | } |
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| 102 | pack $itk_component(controls) -side right -fill y |
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| 103 | |
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| 104 | itk_component add reset { |
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| 105 | button $itk_component(controls).reset \ |
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| 106 | -borderwidth 1 -padx 1 -pady 1 \ |
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| 107 | -bitmap ContourResult-reset \ |
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| 108 | -command [itcl::code $this _zoom reset] |
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| 109 | } { |
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| 110 | ignore -borderwidth |
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| 111 | rename -highlightbackground -controlbackground controlBackground Background |
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| 112 | } |
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| 113 | pack $itk_component(reset) -padx 4 -pady 4 |
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| 114 | Rappture::Tooltip::for $itk_component(reset) "Reset the view to the default zoom level" |
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| 115 | |
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| 116 | itk_component add zoomin { |
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| 117 | button $itk_component(controls).zin \ |
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| 118 | -borderwidth 1 -padx 1 -pady 1 \ |
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| 119 | -bitmap ContourResult-zoomin \ |
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| 120 | -command [itcl::code $this _zoom in] |
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| 121 | } { |
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| 122 | ignore -borderwidth |
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| 123 | rename -highlightbackground -controlbackground controlBackground Background |
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| 124 | } |
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| 125 | pack $itk_component(zoomin) -padx 4 -pady 4 |
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| 126 | Rappture::Tooltip::for $itk_component(zoomin) "Zoom in" |
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| 127 | |
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| 128 | itk_component add zoomout { |
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| 129 | button $itk_component(controls).zout \ |
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| 130 | -borderwidth 1 -padx 1 -pady 1 \ |
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| 131 | -bitmap ContourResult-zoomout \ |
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| 132 | -command [itcl::code $this _zoom out] |
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| 133 | } { |
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| 134 | ignore -borderwidth |
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| 135 | rename -highlightbackground -controlbackground controlBackground Background |
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| 136 | } |
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| 137 | pack $itk_component(zoomout) -padx 4 -pady 4 |
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| 138 | Rappture::Tooltip::for $itk_component(zoomout) "Zoom out" |
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| 139 | |
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| 140 | itk_component add area { |
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| 141 | frame $itk_interior.area |
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| 142 | } |
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| 143 | pack $itk_component(area) -expand yes -fill both |
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| 144 | |
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| 145 | vtkRenderer $this-ren |
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| 146 | vtkRenderWindow $this-renWin |
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| 147 | $this-renWin AddRenderer $this-ren |
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| 148 | vtkRenderWindowInteractor $this-iren |
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| 149 | $this-iren SetRenderWindow $this-renWin |
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| 150 | |
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| 151 | itk_component add plot { |
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| 152 | vtkTkRenderWidget $itk_component(area).plot -rw $this-renWin \ |
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| 153 | -width 1 -height 1 |
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| 154 | } { |
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| 155 | } |
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| 156 | pack $itk_component(plot) -expand yes -fill both |
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| 157 | |
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| 158 | |
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| 159 | vtkRenderer $this-ren2 |
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| 160 | vtkRenderWindow $this-renWin2 |
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| 161 | $this-renWin2 AddRenderer $this-ren2 |
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| 162 | vtkRenderWindowInteractor $this-iren2 |
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| 163 | $this-iren2 SetRenderWindow $this-renWin2 |
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| 164 | |
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| 165 | itk_component add legend { |
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| 166 | vtkTkRenderWidget $itk_component(area).legend -rw $this-renWin2 \ |
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| 167 | -width 1 -height 40 |
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| 168 | } { |
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| 169 | } |
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| 170 | pack $itk_component(legend) -side bottom -fill x |
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| 171 | |
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| 172 | eval itk_initialize $args |
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| 173 | |
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| 174 | blt::busy hold $itk_component(area) -cursor left_ptr |
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| 175 | bind $itk_component(area)_Busy <ButtonPress> \ |
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| 176 | [itcl::code $this _move click %x %y] |
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| 177 | bind $itk_component(area)_Busy <B1-Motion> \ |
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| 178 | [itcl::code $this _move drag %x %y] |
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| 179 | bind $itk_component(area)_Busy <ButtonRelease> \ |
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| 180 | [itcl::code $this _move release %x %y] |
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| 181 | } |
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| 182 | |
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| 183 | # ---------------------------------------------------------------------- |
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| 184 | # DESTRUCTOR |
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| 185 | # ---------------------------------------------------------------------- |
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| 186 | itcl::body Rappture::ContourResult::destructor {} { |
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| 187 | rename $this-renWin "" |
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| 188 | rename $this-ren "" |
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| 189 | rename $this-iren "" |
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| 190 | |
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| 191 | rename $this-renWin2 "" |
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| 192 | rename $this-ren2 "" |
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| 193 | rename $this-iren2 "" |
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| 194 | |
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| 195 | after cancel [itcl::code $this _rebuild] |
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| 196 | } |
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| 197 | |
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| 198 | # ---------------------------------------------------------------------- |
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| 199 | # USAGE: add <dataobj> ?<settings>? |
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| 200 | # |
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| 201 | # Clients use this to add a data object to the plot. The optional |
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| 202 | # <settings> are used to configure the plot. Allowed settings are |
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| 203 | # -color, -width, and -raise. |
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| 204 | # ---------------------------------------------------------------------- |
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| 205 | itcl::body Rappture::ContourResult::add {dataobj {settings ""}} { |
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| 206 | array set params { |
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| 207 | -color black |
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| 208 | -width 1 |
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| 209 | -raise 0 |
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| 210 | } |
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| 211 | foreach {opt val} $settings { |
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| 212 | if {![info exists params($opt)]} { |
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| 213 | error "bad setting \"$opt\": should be [join [lsort [array names params]] {, }]" |
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| 214 | } |
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| 215 | set params($opt) $val |
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| 216 | } |
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| 217 | |
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| 218 | set pos [lsearch -exact $dataobj $_dlist] |
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| 219 | if {$pos < 0} { |
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| 220 | lappend _dlist $dataobj |
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| 221 | set _obj2color($dataobj) $params(-color) |
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| 222 | set _obj2width($dataobj) $params(-width) |
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| 223 | set _obj2raise($dataobj) $params(-raise) |
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| 224 | |
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| 225 | after cancel [itcl::code $this _rebuild] |
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| 226 | after idle [itcl::code $this _rebuild] |
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| 227 | } |
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| 228 | } |
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| 229 | |
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| 230 | # ---------------------------------------------------------------------- |
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| 231 | # USAGE: delete ?<dataobj1> <dataobj2> ...? |
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| 232 | # |
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| 233 | # Clients use this to delete a dataobj from the plot. If no dataobjs |
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| 234 | # are specified, then all dataobjs are deleted. |
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| 235 | # ---------------------------------------------------------------------- |
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| 236 | itcl::body Rappture::ContourResult::delete {args} { |
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| 237 | if {[llength $args] == 0} { |
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| 238 | set args $_dlist |
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| 239 | } |
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| 240 | |
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| 241 | # delete all specified dataobjs |
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| 242 | set changed 0 |
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| 243 | foreach dataobj $args { |
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| 244 | set pos [lsearch -exact $_dlist $dataobj] |
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| 245 | if {$pos >= 0} { |
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| 246 | set _dlist [lreplace $_dlist $pos $pos] |
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| 247 | catch {unset _obj2color($dataobj)} |
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| 248 | catch {unset _obj2width($dataobj)} |
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| 249 | catch {unset _obj2raise($dataobj)} |
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| 250 | set changed 1 |
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| 251 | } |
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| 252 | } |
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| 253 | |
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| 254 | # if anything changed, then rebuild the plot |
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| 255 | if {$changed} { |
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| 256 | after cancel [itcl::code $this _rebuild] |
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| 257 | after idle [itcl::code $this _rebuild] |
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| 258 | } |
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| 259 | } |
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| 260 | |
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| 261 | # ---------------------------------------------------------------------- |
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| 262 | # USAGE: scale ?<data1> <data2> ...? |
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| 263 | # |
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| 264 | # Sets the default limits for the overall plot according to the |
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| 265 | # limits of the data for all of the given <data> objects. This |
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| 266 | # accounts for all objects--even those not showing on the screen. |
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| 267 | # Because of this, the limits are appropriate for all objects as |
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| 268 | # the user scans through data in the ResultSet viewer. |
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| 269 | # ---------------------------------------------------------------------- |
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| 270 | itcl::body Rappture::ContourResult::scale {args} { |
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| 271 | set _xmin "" |
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| 272 | set _xmax "" |
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| 273 | set _ymin "" |
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| 274 | set _ymax "" |
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| 275 | set _zmin "" |
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| 276 | set _zmax "" |
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| 277 | foreach obj $args { |
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| 278 | foreach axis {x y z} { |
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| 279 | foreach {min max} [$obj limits $axis] break |
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| 280 | if {"" != $min && "" != $max} { |
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| 281 | if {"" == [set _${axis}min]} { |
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| 282 | set _${axis}min $min |
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| 283 | set _${axis}max $max |
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| 284 | } else { |
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| 285 | if {$min < [set _${axis}min]} { |
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| 286 | set _${axis}min $min |
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| 287 | } |
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| 288 | if {$max > [set _${axis}max]} { |
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| 289 | set _${axis}max $max |
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| 290 | } |
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| 291 | } |
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| 292 | } |
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| 293 | } |
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| 294 | } |
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| 295 | _fixLimits |
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| 296 | } |
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| 297 | |
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| 298 | # ---------------------------------------------------------------------- |
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| 299 | # USAGE: _rebuild |
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| 300 | # |
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| 301 | # Called automatically whenever something changes that affects the |
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| 302 | # data in the widget. Clears any existing data and rebuilds the |
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| 303 | # widget to display new data. |
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| 304 | # ---------------------------------------------------------------------- |
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| 305 | itcl::body Rappture::ContourResult::_rebuild {} { |
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| 306 | # clear out any old constructs |
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| 307 | foreach ren [array names _actors] { |
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| 308 | foreach actor $_actors($ren) { |
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| 309 | $ren RemoveActor $actor |
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| 310 | } |
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| 311 | set _actors($ren) "" |
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| 312 | } |
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| 313 | foreach dataobj [array names _obj2vtk] { |
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| 314 | foreach cmd $_obj2vtk($dataobj) { |
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| 315 | rename $cmd "" |
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| 316 | } |
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| 317 | set _obj2vtk($dataobj) "" |
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| 318 | } |
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| 319 | |
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| 320 | # put the dataobj list in order according to -raise options |
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| 321 | set dlist $_dlist |
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| 322 | foreach obj $dlist { |
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| 323 | if {[info exists _obj2raise($obj)] && $_obj2raise($obj)} { |
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| 324 | set i [lsearch -exact $dlist $obj] |
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| 325 | if {$i >= 0} { |
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| 326 | set dlist [lreplace $dlist $i $i] |
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| 327 | lappend dlist $obj |
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| 328 | } |
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| 329 | } |
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| 330 | } |
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| 331 | |
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| 332 | # scan through all data objects and build the contours |
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| 333 | set _counter 0 |
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| 334 | foreach dataobj $dlist { |
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| 335 | foreach comp [$dataobj components] { |
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| 336 | set pd $this-polydata$_counter |
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| 337 | vtkPolyData $pd |
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| 338 | $pd SetPoints [$dataobj mesh $comp] |
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| 339 | [$pd GetPointData] SetScalars [$dataobj values $comp] |
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| 340 | |
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| 341 | # use _zmin/_zmax if possible, otherwise get from data |
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| 342 | if {$_zmin == "" || $_zmax == ""} { |
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| 343 | foreach {z0 z1} [$pd GetScalarRange] break |
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| 344 | } else { |
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| 345 | set z0 $_zmin |
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| 346 | set z1 $_zmax |
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| 347 | } |
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| 348 | |
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| 349 | set tr $this-triangles$_counter |
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| 350 | vtkDelaunay2D $tr |
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| 351 | $tr SetInput $pd |
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| 352 | $tr SetTolerance 0.0000000000001 |
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| 353 | |
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| 354 | set lu $this-lookup$_counter |
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| 355 | vtkLookupTable $lu |
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| 356 | $lu SetTableRange $z0 $z1 |
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| 357 | $lu SetHueRange 0.66667 0.0 |
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| 358 | $lu Build |
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| 359 | |
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| 360 | lappend _obj2vtk($dataobj) $pd $tr $lu |
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| 361 | |
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| 362 | # |
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| 363 | # Add color contours. |
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| 364 | # |
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| 365 | if {$_counter == 0} { |
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| 366 | set mp $this-mapper$_counter |
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| 367 | vtkPolyDataMapper $mp |
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| 368 | $mp SetInput [$tr GetOutput] |
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| 369 | $mp SetScalarRange $z0 $z1 |
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| 370 | $mp SetLookupTable $lu |
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| 371 | |
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| 372 | set ac $this-actor$_counter |
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| 373 | vtkActor $ac |
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| 374 | $ac SetMapper $mp |
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| 375 | $ac SetPosition 0 0 0 |
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| 376 | [$ac GetProperty] SetColor 0 0 0 |
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| 377 | $this-ren AddActor $ac |
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| 378 | lappend _actors($this-ren) $ac |
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| 379 | |
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| 380 | lappend _obj2vtk($dataobj) $mp $ac |
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| 381 | } |
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| 382 | |
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| 383 | # |
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| 384 | # Add color lines |
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| 385 | # |
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| 386 | if {$_counter > 0} { |
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| 387 | set cf $this-clfilter$_counter |
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| 388 | vtkContourFilter $cf |
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| 389 | $cf SetInput [$tr GetOutput] |
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| 390 | $cf GenerateValues 20 $z0 $z1 |
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| 391 | |
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| 392 | set mp $this-clmapper$_counter |
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| 393 | vtkPolyDataMapper $mp |
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| 394 | $mp SetInput [$cf GetOutput] |
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| 395 | $mp SetScalarRange $z0 $z1 |
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| 396 | $mp SetLookupTable $lu |
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| 397 | |
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| 398 | set ac $this-clactor$_counter |
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| 399 | vtkActor $ac |
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| 400 | $ac SetMapper $mp |
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| 401 | [$ac GetProperty] SetColor 1 1 1 |
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| 402 | $ac SetPosition 0 0 0 |
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| 403 | $this-ren AddActor $ac |
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| 404 | lappend _actors($this-ren) $ac |
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| 405 | |
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| 406 | lappend _obj2vtk($dataobj) $cf $mp $ac |
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| 407 | } |
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| 408 | |
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| 409 | # |
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| 410 | # Add an outline around the data |
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| 411 | # |
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| 412 | set olf $this-olfilter$_counter |
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| 413 | vtkOutlineFilter $olf |
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| 414 | $olf SetInput [$tr GetOutput] |
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| 415 | |
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| 416 | set olm $this-olmapper$_counter |
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| 417 | vtkPolyDataMapper $olm |
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| 418 | $olm SetInput [$olf GetOutput] |
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| 419 | |
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| 420 | set ola $this-olactor$_counter |
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| 421 | vtkActor $ola |
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| 422 | $ola SetMapper $olm |
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| 423 | eval [$ola GetProperty] SetColor 0 0 0 |
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| 424 | $this-ren AddActor $ola |
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| 425 | lappend _actors($this-ren) $ola |
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| 426 | |
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| 427 | lappend _obj2vtk($dataobj) $olf $olm $ola |
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| 428 | |
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| 429 | # |
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| 430 | # Add a legend with the scale. |
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| 431 | # |
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| 432 | set lg $this-legend$_counter |
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| 433 | vtkScalarBarActor $lg |
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| 434 | $lg SetLookupTable $lu |
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| 435 | [$lg GetPositionCoordinate] SetCoordinateSystemToNormalizedViewport |
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| 436 | [$lg GetPositionCoordinate] SetValue 0.1 0.1 |
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| 437 | $lg SetOrientationToHorizontal |
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| 438 | $lg SetWidth 0.8 |
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| 439 | $lg SetHeight 1.0 |
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| 440 | |
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| 441 | set tp [$lg GetLabelTextProperty] |
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| 442 | eval $tp SetColor [_color2rgb $itk_option(-foreground)] |
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| 443 | $tp BoldOff |
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| 444 | $tp ItalicOff |
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| 445 | $tp ShadowOff |
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| 446 | #eval $tp SetShadowColor [_color2rgb gray] |
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| 447 | |
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| 448 | $this-ren2 AddActor2D $lg |
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| 449 | lappend _actors($this-ren2) $lg |
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| 450 | lappend _obj2vtk($dataobj) $lg |
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| 451 | |
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| 452 | incr _counter |
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| 453 | } |
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| 454 | } |
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| 455 | _fixLimits |
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| 456 | } |
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| 457 | |
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| 458 | # ---------------------------------------------------------------------- |
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| 459 | # USAGE: _zoom in |
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| 460 | # USAGE: _zoom out |
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| 461 | # USAGE: _zoom reset |
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| 462 | # |
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| 463 | # Called automatically when the user clicks on one of the zoom |
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| 464 | # controls for this widget. Changes the zoom for the current view. |
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| 465 | # ---------------------------------------------------------------------- |
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| 466 | itcl::body Rappture::ContourResult::_zoom {option} { |
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| 467 | switch -- $option { |
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| 468 | in { |
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| 469 | set camera [$this-ren GetActiveCamera] |
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| 470 | set zoom [$camera Zoom 1.25] |
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| 471 | $this-renWin Render |
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| 472 | } |
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| 473 | out { |
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| 474 | set camera [$this-ren GetActiveCamera] |
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| 475 | set zoom [$camera Zoom 0.8] |
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| 476 | $this-renWin Render |
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| 477 | } |
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| 478 | reset { |
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| 479 | $this-ren ResetCamera |
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| 480 | [$this-ren GetActiveCamera] Zoom 1.5 |
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| 481 | $this-renWin Render |
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| 482 | $this-renWin2 Render |
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| 483 | } |
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| 484 | } |
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| 485 | } |
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| 486 | |
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| 487 | # ---------------------------------------------------------------------- |
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| 488 | # USAGE: _move click <x> <y> |
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| 489 | # USAGE: _move drag <x> <y> |
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| 490 | # USAGE: _move release <x> <y> |
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| 491 | # |
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| 492 | # Called automatically when the user clicks/drags/releases in the |
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| 493 | # plot area. Moves the plot according to the user's actions. |
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| 494 | # ---------------------------------------------------------------------- |
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| 495 | itcl::body Rappture::ContourResult::_move {option x y} { |
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| 496 | switch -- $option { |
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| 497 | click { |
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| 498 | blt::busy configure $itk_component(area) -cursor fleur |
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| 499 | set _click(x) $x |
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| 500 | set _click(y) $y |
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| 501 | } |
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| 502 | drag { |
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| 503 | set w [winfo width $itk_component(plot)] |
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| 504 | set h [winfo height $itk_component(plot)] |
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| 505 | set dx [expr {double($x-$_click(x))/$w}] |
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| 506 | set dy [expr {double($y-$_click(y))/$h}] |
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| 507 | foreach actor $_actors($this-ren) { |
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| 508 | foreach {ax ay az} [$actor GetPosition] break |
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| 509 | $actor SetPosition [expr {$ax+$dx}] [expr {$ay-$dy}] 0 |
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| 510 | } |
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| 511 | $this-renWin Render |
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| 512 | |
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| 513 | set _click(x) $x |
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| 514 | set _click(y) $y |
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| 515 | } |
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| 516 | release { |
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| 517 | _move drag $x $y |
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| 518 | blt::busy configure $itk_component(area) -cursor left_ptr |
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| 519 | } |
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| 520 | default { |
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| 521 | error "bad option \"$option\": should be click, drag, release" |
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| 522 | } |
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| 523 | } |
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| 524 | } |
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| 525 | |
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| 526 | # ---------------------------------------------------------------------- |
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| 527 | # USAGE: _fixLimits |
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| 528 | # |
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| 529 | # Used internally to apply automatic limits to the axes for the |
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| 530 | # current plot. |
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| 531 | # ---------------------------------------------------------------------- |
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| 532 | itcl::body Rappture::ContourResult::_fixLimits {} { |
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| 533 | $this-ren ResetCamera |
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| 534 | [$this-ren GetActiveCamera] Zoom 1.5 |
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| 535 | $this-renWin Render |
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| 536 | $this-renWin2 Render |
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| 537 | } |
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| 538 | |
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| 539 | # ---------------------------------------------------------------------- |
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| 540 | # USAGE: _color2rgb <color> |
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| 541 | # |
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| 542 | # Used internally to convert a color name to a set of {r g b} values |
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| 543 | # needed for vtk. Each r/g/b component is scaled in the range 0-1. |
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| 544 | # ---------------------------------------------------------------------- |
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| 545 | itcl::body Rappture::ContourResult::_color2rgb {color} { |
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| 546 | foreach {r g b} [winfo rgb $itk_component(hull) $color] break |
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| 547 | set r [expr {$r/65535.0}] |
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| 548 | set g [expr {$g/65535.0}] |
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| 549 | set b [expr {$b/65535.0}] |
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| 550 | return [list $r $g $b] |
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| 551 | } |
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| 552 | |
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| 553 | # ---------------------------------------------------------------------- |
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| 554 | # CONFIGURATION OPTION: -background |
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| 555 | # ---------------------------------------------------------------------- |
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| 556 | itcl::configbody Rappture::ContourResult::background { |
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| 557 | foreach {r g b} [_color2rgb $itk_option(-background)] break |
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| 558 | $this-ren SetBackground $r $g $b |
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| 559 | $this-renWin Render |
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| 560 | $this-ren2 SetBackground $r $g $b |
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| 561 | $this-renWin2 Render |
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| 562 | } |
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| 563 | |
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| 564 | # ---------------------------------------------------------------------- |
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| 565 | # CONFIGURATION OPTION: -foreground |
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| 566 | # ---------------------------------------------------------------------- |
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| 567 | itcl::configbody Rappture::ContourResult::foreground { |
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| 568 | after cancel [itcl::code $this _rebuild] |
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| 569 | after idle [itcl::code $this _rebuild] |
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| 570 | } |
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