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##############################################################################
# Utility Procedures.
##############################################################################
# Utility procedure to test True/False strings in resources.
proc true {v} {expr {$v == "true" || $v == "True" || $v == "TRUE"}}
# Utility functions.
proc min {a b} { expr {($a < $b) ? $a : $b} }
proc max {a b} { expr {($a > $b) ? $a : $b} }
# Global variables.
set version "NOAO/IRAF XImtool Version 2.0BETA"
set winWidth [send imagewin get width ] ;# display window width
set winHeight [send imagewin get height] ;# display window height
set appWidth [send display get width ] ;# application window width
set appHeight [send display get height] ;# application window height
set marker none ;# selected marker
set markno 0 ;# used to name new markers
set ruler none ;# selected ruler
set ruleno 0 ;# used to name new rulers
set blinkFrames "1 2" ;# list of blink frames
set auto_reg 0
set panel_up 0 ;# control panel mapped
set help_up 0 ;# help panel mapped
set ism_enable 0 ;# ISM is running
set ism_capable 1 ;# Client is ISM capable
set frameCache(0) "" ;# ISM frame cache
set ctype "equatorial" ;# default coord type
set eqtype "fk5" ;# default equatorial type
# Global constants.
set MAX_FRAMES 16 ;# max frame buffers
# TCL constants
set tcl_precision 8
# Window resize callbacks.
proc winResize {w width height} {
global winWidth winHeight
if {$width <= 1 || $height <= 1} \
return
set winWidth $width
set winHeight $height
} ; send imagewin addCallback winResize resize
proc appResize {w width height} \
{
global doHcut doVcut cutXPos cutYPos
global appWidth appHeight
set appWidth $width
set appHeight $height
catch {
if {$doHcut} {
send hcutPlot clearScreen
hcutInit
send hcutAxes1 redraw ; send hcutAxes2 redraw
cutPlots $cutXPos $cutYPos
}
if {$doVcut} {
send vcutPlot clearScreen
vcutInit
send vcutAxes1 redraw ; send vcutAxes2 redraw
cutPlots $cutXPos $cutYPos
}
}
} ; #send imagewin addCallback appResize resize
# Additional global variables, taking default values from resources.
getResources {
{ zoomfactors }
{ displayCoords }
{ displayPanner }
{ displayMagnifier }
{ blinkRate }
{ pannerArea }
{ pannerGeom }
{ magnifierArea }
{ magnifierGeom }
{ wcsboxGeom }
{ maxContrast }
{ showToolBar }
{ showPanelBar }
{ warnings }
{ centerBoxSize }
{ peakCentroid }
{ highlight }
}
set warnings [true $warnings]
set defaultBlinkRate $blinkRate
# Client state variables (UI parameter objects). Certain of these parameters
# we mirror in Tcl variables here, updating the values with a callback when
# the parameter value changes. Others require special callbacks.
set frame 1 ;# current display frame
set nframes 0 ;# number of frame buffers
set frames {1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16} ;# list of image frames
set frameWidth 0 ;# frame buffer width, pixels
set frameHeight 0 ;# frame buffer height, pixels
set frameDepth 8 ;# frame buffer pixel size, bits
set cursorMode 0 ;# true when cursor read pending
foreach i $frames {
set frameZoomX($i) 0 ;# X zoom factor
set frameZoomY($i) 0 ;# Y zoom factor
set frameCenterX($i) 0 ;# X center of field
set frameCenterY($i) 0 ;# Y center of field
set frameScaleX($i) 0 ;# X scale factor
set frameScaleY($i) 0 ;# Y scale factor
set frameOffsetX($i) 0 ;# X register offset
set frameOffsetY($i) 0 ;# Y register offset
set enhancement($i) none ;# colortable enhancement
}
#trace variable frameOffsetX w debug_pvar ;# Debug stuff
#trace variable frameOffsetY w debug_pvar
#trace variable frameZoomX w debug_pvar
#trace variable frameZoomY w debug_pvar
#trace variable frameScaleX w debug_pvar
#trace variable frameScaleY w debug_pvar
proc debug_pvar { name element op } \
{
if {$element != ""} {
set name ${name}($element)
}
upvar $name x
puts "Variable $name set to $x"
}
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