diff options
| author | Joseph Hunkeler <jhunkeler@gmail.com> | 2015-07-08 20:46:52 -0400 |
|---|---|---|
| committer | Joseph Hunkeler <jhunkeler@gmail.com> | 2015-07-08 20:46:52 -0400 |
| commit | fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4 (patch) | |
| tree | bdda434976bc09c864f2e4fa6f16ba1952b1e555 /vendor/x11iraf/ximtool/ximtool.html.h | |
| download | iraf-linux-fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4.tar.gz | |
Initial commit
Diffstat (limited to 'vendor/x11iraf/ximtool/ximtool.html.h')
| -rw-r--r-- | vendor/x11iraf/ximtool/ximtool.html.h | 1219 |
1 files changed, 1219 insertions, 0 deletions
diff --git a/vendor/x11iraf/ximtool/ximtool.html.h b/vendor/x11iraf/ximtool/ximtool.html.h new file mode 100644 index 00000000..539441cf --- /dev/null +++ b/vendor/x11iraf/ximtool/ximtool.html.h @@ -0,0 +1,1219 @@ +"<HTML> <HEAD>", +"<TITLE>XImtool On-Line Help Summary</TITLE>", +"</HEAD> <BODY>", +"<H2>Welcome to XImtool V2.0BETA</H2>", +"", +"XImtool is an image display server developed by the IRAF Project at the", +"National Optical Astronomy Observatories. To view images you need", +"client software (such as IRAF) to load images into the display, or it can", +"load images directly when run as a standalone task.", +"<p>", +"More <a href=#toc>detailed help</a> is available on the following topics:", +"<dl><dl>", +"<dt>Basic Usage:</dt>", +"<ul>", +"<li><A HREF=\"#basic\">Getting Started</A> -- The basics. </li>", +"<li><A HREF=\"#gui\">GUI Overview</A> -- What it looks like. </li>", +"<li><A HREF=\"#mouse\">Mouse Operations</A> -- Doing stuff. </li>", +"<li><A HREF=\"#keystroke\">Keystroke Accelerators</A> -- Keystroke summary.</li>", +"<li><A HREF=\"#markers\">Markers</A> -- Panner/WCS markers, general markers.</li>", +"<li><A HREF=\"#control\">Control Panel</A> -- Operating the Control panel.</li>", +"<li><A HREF=\"#load\">Load Panel</A> -- Load panel operation and options.</li>", +"<li><A HREF=\"#save\">Save Panel</A> -- Save panel operation and options.</li>", +"<li><A HREF=\"#print\">Print Panel</A> -- Print panel operation and options.</li>", +"<li><A HREF=\"#info\">Info Panel</A> -- Information panel.</li>", +"</ul></dl></dl>", +"<dl><dl>", +"<dt>Advanced Features:</dt>", +"<ul>", +"<li><A HREF=\"#comline\">Command-line Options</A> -- Startup flags. </li>", +"<li><A HREF=\"#client\">Client Connections</A> -- Use as a display server. </li>", +"<li><A HREF=\"#framebuf\">Frame Buffers</A> -- Explanation of Frame buffers. </li>", +"<li><A HREF=\"#pprinter\">Printer Configurations</A> -- Configuring output devices. </li>", +"<li><A HREF=\"#tclshell\">TclShell</A> -- Expert-mode interactive shell.</li>", +"</ul></dl></dl>", +"<p>", +"Please contact <i>iraf@noao.edu</i> with comments, bugs, or suggestions.", +"More detailed documentation is also available in the man page for this", +"task.", +"<p>", +"<hr>", +"", +"<a name=#toc> <h2>Table of Contents:</h2> </a>", +"<pre>", +" <A HREF=\"#basic\">Getting Started</A>", +" <A HREF=\"#gui\">GUI Overview</A>", +" <A HREF=\"#mouse\">Mouse Operations</A>", +" <A HREF=\"#keystroke\">Keystroke Accelerators</A>", +" <A HREF=\"#comline\">Command-line Options</A>", +" <A HREF=\"#client\">Client Connections</A>", +" <A HREF=\"#framebuf\">Frame Buffers</A>", +" <A HREF=\"#frame16\">Support for 16 Frames</A>", +" <A HREF=\"#markers\">Markers</A>", +" <A HREF=\"#panner\">Panner Marker</A>", +" <A HREF=\"#magnifier\">Magnifier Marker</A>", +" <A HREF=\"#coords\">Coords Box Marker</A>", +" <A HREF=\"#rulers\">Ruler Markers</A>", +" <A HREF=\"#genmark\">General Markers</A>", +" <A HREF=\"#markmenu\">Menu Options</A>", +" <A HREF=\"#wcspix\">Real-Time WCS/Pixel Readout</A>", +" <A HREF=\"#curfreeze\">Freezing Cursor Readout</A>", +" <A HREF=\"#autoreg\">Auto-Registration of Images</A>", +" <A HREF=\"#cutgraphs\">Image Cut Graphics</A>", +" <A HREF=\"#peakup\">Peak-Up Cursor Centroid Positioning</A>", +"", +" <A HREF=\"#control\">Integrated Control Panel</A>", +" <A HREF=\"#display\">Display Panel</A>", +" <A HREF=\"#cview\">View Controls</A>", +" <A HREF=\"#cenhance\">Enhancement Controls</A>", +" <A HREF=\"#cblink\">Blink Controls</A>", +" <A HREF=\"#copts\">Options:</A>", +" <A HREF=\"#cpanner\">Panner</A>", +" <A HREF=\"#cmagnifier\">Magnifier</A>", +" <A HREF=\"#ccoords\">Coords Box</A>", +" <A HREF=\"#cautoscale\">Autoscale</A>", +" <A HREF=\"#cantialias\">Antialias</A>", +" <A HREF=\"#ctile\">Tile Frames</A>", +" <A HREF=\"#cwarnings\">Warnings</A>", +" <A HREF=\"#ccentroid\">Centroid Peaks</A>", +" <A HREF=\"#ccmap\">Colormap Selection</A>", +" <A HREF=\"#cbltin\">Builtin Colormaps</A>", +" <A HREF=\"#cuser\">User-defined Colormaps</A>", +" <A HREF=\"#load\">Load Panel</A>", +" <A HREF=\"#lbrowse\">Directory browsing</A>", +" <A HREF=\"#lpattern\">File Patterns</A>", +" <A HREF=\"#lload\">Direct File Load</A>", +" <A HREF=\"#lframe\">Frame Selections</A>", +" <A HREF=\"#save\">Save Panel</A>", +" <A HREF=\"#sfname\">File Name</A>", +" <A HREF=\"#sformat\">Format</A>", +" <A HREF=\"#scolor\">Color</A>", +" <A HREF=\"#print\">Print Panel</A>", +" <A HREF=\"#popts\">Postscript Options</A>", +" <A HREF=\"#pcolors\">Color Options</A>", +" <A HREF=\"#pproc\">Processing Options</A>", +" <A HREF=\"#pprinter\">Printer selection</A>", +" <A HREF=\"#info\">Info Panel</A>", +" <A HREF=\"#tileP\">Tile Panel</A>", +" <A HREF=\"#coordsP\">Coords Panel</A>", +"", +" <A HREF=\"#tclshell\">Tcl Interactie Shell</A>", +"</pre>", +"<p>", +"<hr>", +"<h2><a name=#basic>Getting Started</a></h2>", +"As a display server, XImtool is started as a separate process from client", +"software such as IRAF. Once it is running it will accept ", +"<a href=#client>client connections</a> simultaneously on fifo pipes, unix", +"domain sockets, or inet sockets. A display client like the IRAF DISPLAY", +"task makes a connection and sends the image across using an IIS protocol", +"(other/different protocols may be supported in the future). Once the image", +"is loaded in the display buffer it may be <a href=#cenhance>enhanced</a>,", +"<a href=#save>saved to a disk file</a> in a number of different formats, or ", +"<a href=#print>printed</a> as Encapsulated Postscript to a printer or disk file.", +"<p>", +"When run in standalone mode, images may be loaded on the ", +"<a href=#comline>command line</a> or by using the <a href=#load>Load Panel</a>.", +"This allows you to browse images and perform the same manipulations as if", +"they had been displayed by a client.", +"<hr>", +"", +"<h2><a name=#gui>GUI Overview</a></h2>", +"<p>", +"The GUI consists of a large image display window and a number of smaller", +"pannels that control various specific functions such as image", +"<a href=#load>Load</a>, <a href=#save>Save</a> and <a href=#print>Print</a>", +"as well as a general purpose <a href=#control>Control Panel</a>. The main", +"window menubar has several menu buttons to the left: the <i>Files</i> menu", +"is used to load/save/print an image as well as quit the task. The <i>View</i>", +"menu let's you select the image orientation, zoom, colormap or frame. The", +"<i>Options</i> menu allows you to call up control panels, toggle markers", +"or blinking etc. Some of this functionality is duplicated elsewhere in", +"the GUI. The right side of the menubar contains command buttons to flip the", +"image as well as buttons for frame selection and the help button.", +"<p>", +"For more detailed information on the operation of the control panels please", +"see the on-line help (i.e. use the '?' button or Alt-h keystroke in the", +"main image window).", +"", +"<h2><a name=#mouse>Mouse Operations</a></h2>", +"Clicking and dragging MB1 (mouse button 1) in the main image", +"window creates a rectangular region <a href=#markers>marker</a>, used", +"to select a region of the image. If you do this accidentally and don't", +"want the marker, put the pointer in the marker and type DELETE or", +"BACKSPACE to delete the marker. With the pointer in the marker,", +"MB3 will call up a <a href=#markmenu>marker menu</a> listing some things", +" you can do with the marker, like zoom the outlined region. MB1 can be used", +"to drag or resize the marker. <a href=#markers>See below</a> for more", +"information on markers.", +"<p>", +"Clicking on MB2 in the main image window pans (one click) or zooms (two ", +"clicks) the image. Further clicks cycle through the builtin zoom factors. ", +"Moving the pointer to a new location and clicking moves the feature under ", +"the pointer to the center of the display window. Holding down the Shift", +"key while clicking MB2 will cause a full-screen crosshair cursor to appear", +"until the button is released, this can be useful for fine positioning of the", +"cursor.", +"<p>", +"MB3 is used to adjust the contrast and brightness of the displayed image.", +"The position of the pointer within the display window determines the ", +"contrast and brightness values. Click once to set the values corresponding", +"to the pointer location, or click and drag to continuously adjust the display.", +"<hr>", +"", +"<h2><a name=#keystroke>Keystroke Accelerators</a></h2>", +" The following keystrokes are currently defined in the GUI:", +"<pre>", +" <b>Misc Functions</b> ", +" <b>Ctrl-b </b><i>Previous (back) frame</i>", +" <b>Ctrl-c </b><i>Center frame</i>", +" <b>Ctrl-f </b><i>Forward frame</i>", +" <b>Ctrl-i </b><i>Invert colormap</i>", +" <b>Ctrl-m </b><i>Toggle magnifier</i>", +" <b>Ctrl-n </b><i>Normalize</i>", +" <b>Ctrl-p </b><i>Toggle panner</i>", +" <b>Ctrl-r </b><i>Register</i>", +" <b>Ctrl-s </b><i>Match LUT scaling</i>", +" <b>Ctrl-t </b><i>Tile frames toggle</i>", +" <b>Ctrl-u </b><i>Unzoom (zoom=1)</i>", +" <b>Ctrl-x </b><i>Flip X</i>", +" <b>Ctrl-y </b><i>Flip Y</i>", +" ", +" <b>Ctrl-= </b><i>Print using current setup</i>", +" <b>Ctrl-< </b><i>Decrease blink rate (blink faster)</i>", +" <b>Ctrl-> </b><i>Increase blink rate (blink slower)</i>", +" <b>Ctrl-+ </b><i>Zoom in</i>", +" <b>Ctrl-- </b><i>Zoom out</i>", +" ", +" <b>Alt-1 thru Alt-4 </b><i>Set frame to be displayed</i>", +" <b>Ctrl-1 thru Ctrl9 </b><i>Set integer zoom factor</i>", +" ", +" <b>Ctrl-Alt-q </b><i>Quit</i>", +" <b>Ctrl-Alt-f </b><i>Fitframe</i>", +" ", +" <b>Panel Toggles</b> ", +" <b>Alt-b </b><i>Blink frames</i>", +" <b>Alt-c </b><i>Control panel</i>", +" <b>Alt-h </b><i>Help popup</i>", +" <b>Alt-i </b><i>Info box popup</i>", +" <b>Alt-l </b><i>Load file popup</i>", +" <b>Alt-p </b><i>Print popup</i>", +" <b>Alt-s </b><i>Save popup</i>", +" <b>Alt-t </b><i>TclShell popup</i>", +" ", +" <b>Cursor Positioning</b> ", +" <b>Ctrl-h / Ctrl-Left </b><i>Move cursor one pixel left</i>", +" <b>Ctrl-j / Ctrl-Down </b><i>Move cursor one pixel down</i>", +" <b>Ctrl-k / Ctrl-Up </b><i>Move cursor one pixel up</i>", +" <b>Ctrl-l / Ctrl-Right </b><i>Move cursor one pixel right</i>", +" ", +" <b>Shift-Ctrl-h </b><i>Move cursor ten pixels left</i>", +" <b>Shift-Ctrl-Left </b><i>Move cursor ten pixels left</i>", +" <b>Shift-Ctrl-j </b><i>Move cursor ten pixels down</i>", +" <b>Shift-Ctrl-Down </b><i>Move cursor ten pixels down</i>", +" <b>Shift-Ctrl-k </b><i>Move cursor ten pixels up</i>", +" <b>Shift-Ctrl-Up </b><i>Move cursor ten pixels up</i>", +" <b>Shift-Ctrl-l </b><i>Move cursor ten pixels right</i>", +" <b>Shift-Ctrl-Right </b><i>Move cursor ten pixels right</i>", +" ", +" <b>Auto-Registration</b> ", +" <b>Ctrl-a </b><i>Toggle auto-registration</i>", +" <b>Ctrl-o </b><i>Set frame offset</i>", +" ", +" <b>Frame Positioning</b> ", +" <b>Ctrl-Left </b><i>Shift one full frame left</i>", +" <b>Ctrl-Down </b><i>Shift one full frame down</i>", +" <b>Ctrl-Up </b><i>Shift one full frame up</i>", +" <b>Ctrl-Right </b><i>Shift one full frame right</i>", +" ", +" <b>Ctrl-Alt-Left </b><i>Shift one half frame left</i>", +" <b>Ctrl-Alt-Down </b><i>Shift one half frame down</i>", +" <b>Ctrl-Alt-Up </b><i>Shift one half frame up</i>", +" <b>Ctrl-Alt-Right </b><i>Shift one half frame right</i>", +" ", +" <b>Peak Up Centroiding</b> ", +" <b>Ctrl-[ </b><i>Decrease centroiding box size</i>", +" <b>Ctrl-] </b><i>Increase centroiding box size</i>", +" <b>Ctrl-0 (zero) </b><i>Centroid/find local maximum</i>", +" <b>Alt-Ctrl-0 (zero) </b><i>Find local minimum</i>", +" ", +" <b>Mouse Button Events</b> ", +" <b>Shift-Btn1Down </b><i>Turn on magnifier</i>", +" <b>Shift-Btn1Up </b><i>Turn off magnifier</i>", +" <b>Shift-Btn2Down </b><i>Turn on crosshair cursor</i>", +" <b>Shift-Btn2Up </b><i>Turn off crosshair cursor</i>", +" ", +" <b>Btn1Down </b><i>Create a Marker</i>", +" <b>Btn1Motion </b><i>Resize marker being created</i>", +" <b>Btn2Down </b><i>Zoom/center on cursor position</i>", +" <b>Btn3Down/Motion </b><i>Brightness/contrast scale the image</i>", +" ", +" <b>Ctrl-Btn1Down </b><i>Create Ruler Marker</i>", +" <b>Ctrl-Btn1Motion </b><i>Resize Ruler Marker being created</i>", +" <b>Ctrl-Btn1Up </b><i>Destroy Ruler Marker</i>", +" ", +" <b>Alt-Motion </b><i>Freeze cursor readout</i>", +"</pre>", +"<hr>", +"", +"<h2><a name=#client>Client Connections</a></h2>", +"Ximtool allows clients to connect in any of the following ways:", +"", +"<dl>", +"<dt><b>fifo pipes</b></dt>", +" <dd>The traditional approach. The default, global /dev/imt1[io] pipes may ", +" be used, or a private set of fifos.</dd>", +"<dt><b>tcp/ip socket</b></dt>", +" <dd>Clients connect via a tcp/ip socket. There is a default port, or", +" a custom port may be specified. This permits connecting to the", +" server over a remote network connection anywhere on the Internet.</dd>", +"<dt><b>unix domain socket</b></dt>", +" <dd>Like a tcp/ip socket, but limited to a single host system. Usually ", +" faster than a tcp/ip socket, and comparable to a fifo. By default", +" each user gets their own unix domain socket, so this option allows", +" multiple users to run ximtools on the same host without having to", +" customize things.</dd>", +"</dl>", +"", +"By default ximtool listens simultaneously for client connctions on all three", +"types of ports. Clients communicate with XImtool using the IIS protocol,", +"other protocols may be supported in the future.", +"<hr>", +"", +"<h2><a name=#framebuf>Frame Buffers</a></h2>", +"XImtool starts up using default frame buffer size of 512x512 pixels, two", +"(of 16 possible) frames will be created. When loading disk images (i.e.", +"run in standalone mode) the frame buffer configuration file will be", +"searched for a defined frame buffer that is the same size or larger than", +"the current image, if no suitable buffer can be found a custom frame", +"buffer the same size as the image will be created in an unused portion of", +"the configuration table. When used as a display server the frame buffer", +"configuration number is passed in by the client and loaded explicitly even", +"if it means clipping the image. If a new frame buffer is a different size", +"than previously defined frames, all available frames will be initialized", +"and cleared prior to the display. The default frame buffer configuration", +"file is <b>/usr/local/lib/imtoolrc</b>, this can be overridden by defining a", +"<b>IMTOOLRC</b> environment variable naming the file to be used, by creating a", +"<b>.imtoolrc</b> file in your home directory, or a new file may be specified", +"using the <b>-imtoolrc</b> command line flag or <b>imtoolrc</b> application", +"resource.", +"<p>", +"The format of the frame buffer configuration file is", +"<pre>", +" configno nframes width height [extra fields]", +"", +"e.g. ", +" 1 2 512 512", +" 2 2 800 800", +" 3 1 1024 1024 # comment", +"</pre>", +"At most 128 frame buffer sizes may be defined, each configuration may", +"define up to 16 frames, configuration numbers need not be sequential.", +"", +"<h3><a name=#frame16>Support for 16 Display Frames</a></h3>", +"<p>", +"As part of the extensive GUI changes with the V1.3 release, support for", +"the full 16 frames allowed by the IIS protocol is now available. IRAF", +"V2.11.4 or later client tasks (and CDL library) are required to take", +"advantage of this frames. All changes are backwards compatible, older", +"versions of IRAF will continue to work but cannot access more than the", +"original four frames. The new DISPLAY task will automatically sense", +"whether the display server being used supports 16 frames or the original 4", +"and adjust the 'frame' parameter maximum accordingly. The changes are", +"fully backwards compatible for other servers.", +"<p>", +"More frames are possible if needed but will require further changes to the", +"client IRAF code to be effective. Allowing creation of more than 16", +"frames by the Load panel can be done independently but would also require", +"numerous code change to XImtool. Please contact site support if there is", +"a need for this, or for workaround suggestions depending on your", +"application.", +"", +"", +"<h2><a name=#comline>Command-line Options</a></h2>", +" The following command-line options are currently recognized:", +"<pre>", +" <b>-basePixel</b> <num> Base colormap pixel number", +" <b>-cmap1</b> <file> User cmap 1 ", +" <b>-cmap2</b> <file> User cmap 2 ", +" <b>-cmapDir1</b> <dir> User cmapDir 1 ", +" <b>-cmapDir1</b> <dir> User cmapDir 2 ", +" <b>-cmapInitialize</b> <bool> Initialize colormap at startup", +" <b>-cmapName</b> <name> Private colormap name ", +" <b>-config</b> <num> Initial config number", +" <b>-defgui</b> Print default GUI to stdout", +" <b>-displayPanner</b> <bool> Display panner box", +" <b>-displayCoords</b> <bool> Display wcs coords box", +" <b>-fifo</b> <pipe> Fifo pipe to use", +" <b>-fifo_only</b> Use fifo pipes only ", +" <b>-gui</b> <file> GUI file to use ", +" <b>-help</b> Print command-line summary ", +" <b>-imtoolrc</b> <file> Frame buffer configuration file ", +" <b>-inet_only</b> Use inet sockets only ", +" <b>-invert</b> Invert colormap on startup?", +" <b>-ismdev</b> ISM socket template", +" <b>-maxColors</b> <num> Number of colors ", +" <b>-memModel</b> <type> Memory model (fast,small,beNiceToServer)", +" <b>-nframes</b> <num> Number of frames at startup", +" <b>-port</b> <num> Inet port to use", +" <b>-printConfig</b> <file> Printer configuration file ", +" <b>-port_only</b> Use inet sockets only ", +" <b>-tile</b> Tile frames on startup?", +" <b>-unix</b> <name> Unix socket to use", +" <b>-unix_only</b> Use unix sockets only ", +" <<b>file</b>> File to load on startup", +"</pre>", +"<hr>", +"<h2><a name=#markers>Markers</a></h2>", +"<h3><a name=#panner>Panner Marker</a></h3>", +"<p>", +"The panner window always displays the full frame buffer. Try setting the", +"frame buffer configuration to a nonsquare frame buffer (e.g. imtcryo) and", +"then displaying a square image (e.g. dev$pix) and the panner will show you", +"exactly where the image has been loaded into the frame.", +"<p>", +"The panner window uses two markers, one for the window border and one to", +"mark the displayed region of the frame. Most of the usual marker keystrokes", +"mentioned <a href=#genmark>below</a> apply to these markers as well, e.g. ", +"you can use MB1 to reposition on the panner window within the main image ", +"display window, or to drag the region marker within the panner (pan the ", +"image). Resizing the region marker zooms the image; this is a non-aspect ", +"constrained zoom. The panner window itself can be resized by dragging a ", +"corner with MB1. Typing delete or backspace anywhere in the panner window ", +"deletes the panner.", +"<p>", +"A special case is MB2. Hitting MB2 anywhere in the panner window pans the", +"image to that point. This is analogous to typing MB2 in the main display", +"window to pan the image.", +"<p>", +"The panner marker can be disabled by defining the <i>displayPanner</i>", +"GUI resource, its size and location can be controlled using the", +"<i>pannerArea</i> and <i>pannerGeom</i> GUI resources respectively.", +"", +"<h3><a name=#magnifier>Magnifier Marker</a></h3>", +"The magnifier marker can be used to zoom in on a small area around the cursor.", +"It will be updated as the cursor moves but only for small motions (either", +"mouse movement or with the cursor movement keystrokes) to minimize the", +"impact on the system. The zoom factor is expressed as some fraction of the", +"size of the magnifier marker itself. The default zoom is 4, i.e. the area", +"in the marker represents and area in the image that's one-fourth the size", +"of the marker. Other zoom factors may be selected using the popup menu ", +"created by hitting MB1 in the marker.", +"<p>", +"By default the magnifier marker is not visible, to toggle it select the", +"<i>Magnifier</i> option from the <i>Options</i> menubar button. Alternatively,", +"for just a quick look holding down the Shift Key and MB2 Button will display", +"the marker until the button is released.", +"<p>", +"The magnifier marker can be disabled by defining the <i>displayMagnifier</i>", +"GUI resource, its size and location can be controlled using the", +"<i>magnifierArea</i>and <i>magnifierGeom</i> GUI resources respectively.", +"", +"<h3><a name=#coords>Coords Box Marker</a></h3>", +"<p>", +"Ximtool provides a limited notion of world coordinates, allowing frame", +"buffer pixel coordinates and pixel values to be converted to some arbitrary", +"client defined coordinate system. The coords box feature is used to display", +"these world coordinates as the pointer is moved about in the image window.", +"<p>", +"The quantities displayed in the coords box are X, Y, and Z: the X,Y world", +"coordinates of the pointer, and Z, the world equivalent of the pixel value", +"under the pointer. All coordinate systems are linear. The precision of a", +"displayed quantity is limited by the range of values of the associated raw", +"frame buffer value. For example, if the display window is 512x512 only 512", +"coordinate values are possible in either axis (the positional precision can", +"be increased however by zooming the image). More seriously, at most about", +"200 pixel values can be displayed since this is the limit on the range of", +"pixel values loaded into the frame buffer. If a display pixel is saturated", +"a \"+\" will be displayed after the intensity value.", +"<p>", +"The coords box is a marker (text marker) and it can be moved and resized", +"with the pointer like any other marker.", +"", +"<h3><a name=#rulers>Ruler Markers</a></h3>", +"<p>", +"Holding down the Ctrl key and the Left-Mouse-Button while moving", +"the mouse will drag out a \"ruler marker\" measuring the distance from the", +"initial point to the current mouse position. Releasing the Ctrl key before", +"lifting the mouse button will leave the marker on the display, otherwise", +"it will be erased automatically once the mouse button is released. Any", +"number of ruler markers can be created in the frame.", +"<p>", +"Distances are measured by default in image logical pixels however", +"the Right-Mouse-Button can be used inside the marker to popup a menu of", +"options:", +"", +"<dl>", +"<dt><b>Sticky</b></dt>", +" <dd>By default rulers are destroyed whenever the display changes due", +" to a pan, zoom, flip, or frame change. This option will make the", +" ruler \"sticky\" so it will not be erased, subsequent use of the menu", +" to shows this option to be \"UnSticky\" to remove this feature.</dd>", +"<dt><b>Units</b></dt>", +" <dd>Sub-menu to select the units of the display. If the ISM is enabled", +" and a WCS is present in the image and selected as one of the readout", +" options, distances may also be read out in units of arcseconds,", +" arcminutes, or degrees instead of the default logical pixels. All", +" markers created after the unit change will readout in the new units", +" as their default. </dd>", +"<dt><b>Color</b></dt>", +" <dd>Select the color of the marker.</dd>", +"<dt><b>Draw into Frame</b></dt>", +" <dd>(<i>Not Yet Implemented</i>) Draw the marker as overlay graphics", +" in the frame. Doing so will retain the marker when printing a", +" hardcopy of the display.</dd>", +"<dt><b>Destroy</b></dt>", +" <dd>Destroy the marker.</dd>", +"</dl>", +"", +"<p>", +"The marker can also be destroyed by hitting the Delete or Backspace key", +"while the cursor is in the marker. There is presently no way to move the", +"marker to a new position in the frame.", +"", +"", +"<h3><a name=#genmark>General Markers</a></h3>", +"Although ximtool doesn't do much with markers currently, they are a general", +"feature of the Gterm widget and are used more extensively in other programs", +"(e.g. the prototype IRAF science GUI applications). Ximtool uses markers", +"for the marker zoom feature discussed above, and also for the ", +"<a href=#panner>panner</a> and the <a href=#coords>coords box</a>. All ", +"markers share some of the same characteristics, so it is worthwhile learning", +"basic marker manipulation keystrokes.", +"", +"<ul>", +"<li> MB1 anywhere inside a marker may be used to drag the marker.", +"<li> MB1 near a marker corner or edge, depending on the type of marker,", +" resizes the marker.", +"<li> Shift-MB1 on the corner of most markers will rotate the marker.", +"<li> Markers stack, if you have several markers and you put one on top", +" of the other. The active marker is highlighted to tell you which of the ", +" stacked markers is active. If the markers overlap, this will be marker ", +" \"on top\" in the stacking order.", +"<li> MB2 in the body of a marker \"lowers\" the marker, i.e. moves it to", +" the bottom of the stacking order.", +"<li> Delete or backspace in a marker deletes it.", +"<li> Markers have their own translation resources and so the default", +" <a href=#keystroke>keystroke commands</a> will not be recognized when the", +" cursor is in a marker.", +"</ul>", +"", +"For example, try placing the pointer anywhere in the coords box, then press", +"MB1 and hold it down, and drag the coords box marker somewhere else on the", +"screen. You can also resize the coords box by dragging a corner, or delete", +"it with the delete or backspace key. (The <b>Initialize</b> button will get", +"the original coords box back if you delete it).", +"<p>", +"<h4><a name=#markmenu>Marker Menu Options</a></h4>", +"<ul>", +"<li> MB3 (mouse button 3) calls up the marker menu (by default).", +"<li> <b>Zoom</b> does an equal aspect zoom of the region outlined by the marker.", +" In this way you can mark a region of the image and zoom it up.", +"<li> <b>Fill</b> exactly zooms the area outlined by the marker, making it fill", +" the display window. Since the marker is not likely to be exactly square, ", +" the aspect ratio of the resultant image will not be unitary.", +"<li> <b>Print</b> prints the region outlined by the marker to the printer or", +" file currently configured by the <a href=#print>Print Panel</a>.", +"<li> <b>Save</b> saves the region outlined by the marker to the file currently", +" configured by the <a href=#save>Save Panel</a>.", +"<li> <b>Info</b> prints a description of the marked region. The text is ", +" printed in the <a href=#info>Info Panel</a>.", +"<li> <b>Unrotate</b> unrotates a rotated marker.", +"<li> <b>Color</b> is a menu of possible marker colors.", +"<li> <b>Type</b> is a menu of possible marker types. This is still a little", +" buggy and it isn't very useful, but you can use it to play with different ", +" types of markers.", +"<li> <b>Destroy</b> destroys the marker. You can also hit the delete or ", +" backspace key in a marker to destroy the marker.", +"</ul>", +"", +"<hr>", +"<h2><a name=#wcspix>Real-Time WCS/Pixel Readout</a></h2>", +"XImtool now has the ability to display the actual pixel value of an image", +"(as well as the scaled value previously shown) and the cursor position in", +"image WCS values (e.g. RA/DEC, GLAT/GLONG, etc). This is done using an", +"external task (the 'ism_wcspix.e' binary in the new distribution) to", +"access the image and pass the coordinate/pixel information to the GUI.", +"<p>", +"WCS readout is enabled by default but can be toggled or reset using the", +"<i>WCS/Pix</i> button on the Coords tab in the control panel or the <i>ISM</i>", +"toggle on the alt-gui menubar. When enabled, images currently in the", +"server or subsequently displayed will be passed to the external process", +"where they are cached for access. Cursor movements generate an event that", +"maps the current frame buffer position to a position in the cached image.", +"The ISM (ISM is Image Support Module) task then reads the image to", +"determine the pixel value (or a small table of values around the current", +"position), and computes one or more coordinates from the image position.", +"The ISM task also has access to the associated BPM images and can", +"optionally return bad pixel information during the cursor readout.", +"<p>", +"By default, the logical and world image coordinates are displayed to both", +"the Coords panel readout as well as the main display window wcsbox text", +"marker. Alternate coordinate systems (e.g. transformation of equatorial", +"to galactic coordinates or some other sky system, physical coords,", +"amplifier coords, etc) can be selected for display by hitting the", +"<i>Options</i> toggle on the Coords panel. Available coordinate systems are", +"chosen using the <i>Type</i> menu on the panel, the readout format", +"(sexigesimal, degrees, etc) using the <i>Format</i> menu, and the display to", +"the current panel or main image window using the remaining toggles for", +"each WCS. Up to four systems may be displayed at one time, the coordinate", +"panel and wcsbox marker will adjust size automatically depending on the", +"display.", +"<p>", +"By selecting the <i>BPM Data</i> toggle from the Coords.Options panel ximtool", +"is able to flag pixels in images with an associated bad pixel mask. This", +"bad pixel mask is currently assumed to be named in the image header \"BPM\"", +"keyword by convention. If the cursor passes over a bad pixel in the mask,", +"the Coords bpm display as well as the main window wcsbox will change to a", +"red background color. Only the Coords display will show the value, any", +"non-zero value will be flagged with the color change.", +"<p>", +"With the ISM enabled the Compass indicator will display a set of arrows", +"showing North-East if a WCS is available, otherwise just the current X-Y", +"axes are shown. The pixel table will display actual pixel values from the", +"image, with the ISM off the pixel table displays the scaled image values", +"from the frame buffer.", +"", +"", +"<hr>", +"<h2><a name=#curfreeze>Freezing Cursor Readout</a></h2>", +"<p>", +"Holding down the Alt key will now freeze the cursor display readout", +"and draw crosshairs on the screen at the last position. This can be used", +"for example to position the cursor but then allow the cursor to be moved to", +"another window (to enter text, start a program, whatever) without losing", +"the position information displayed on the screen.", +"", +"", +"", +"<hr>", +"<h2><a name=#autoreg>Auto-Registration of Images</a></h2>", +"<p>", +"The auto-register feature allows you specify a registration of two or", +"more display frames with an offset. When enabled, this registration is", +"maintained for all frames in the list if any one of them is panned or", +"zoomed to a new location in the frame buffer.", +"<p>", +"For example, to use this feature do the following:", +"", +"<ul>", +"<li> Enable Auto-Register (either on the Control Panel or the toolbar on the", +" alt-gui) and pan/zoom to some star of interest.", +"<li> Use Mouse-Button-2 to center the star in the frame.", +"<li> Cycle through the frames and you may see a small shift of the star. For", +" each frame, position the cursor on the star and type <b>Ctrl-o</b> to", +" offset it to the center. Repeat as necessary. Small corrections will be", +" cumulatively added so you can use the <b>Ctrl-0</b> (Ctrl-zero) peak-up", +" command to centroid each object in the frame before the <b>Ctrl-o</b>", +" offset.", +"<li> Pan around the image in one display frame, then switch frames and the new", +" frame should also be panned to the new image with the proper offset.", +"<li> A <b>Ctrl-a</b> command will toggle the feature, offsets are only allowed", +" when autoreg is enabled.", +"</ul>", +"", +"Hitting <b>Register</b> will zero the offsets, as will toggling the", +"auto-register function. What you should see is the object centered in the", +"frame and as you blink through it remains registered but the panner box", +"marker is moving around. Drag the panner around and all frames still", +"remain registered with the given offset. The control/info panels now", +"display what the offset is for each frame.", +"<p>", +"The register display list is shared with the blink list and can be set", +"using the Display control panel. By default all frames are included in", +"the list. For accessing more than four frames, use the box icon in the", +"Blink/Register box of the Display control panel to bring up a new window", +"with access to all 16 available frames.", +"", +"", +"<hr>", +"<h2><a name=#cutgraphs>Image Cut Graphics</a></h2>", +"<p>", +"XImtool now has the ability to display horizontal and vertical", +"cut-graphs of the display, these appear as \"flip-out\" panels that appear", +"on the bottom and right side of the main display window and are controlled", +"by the small <b>H</b> and <b>V</b> buttons in the lower right corner of", +"the window. When both panels are enabled the corner area of the display", +"also shows an options panel for the graphs. Current options are:", +"", +"<dl>", +"<dt><b>Better Speed</b></dt>", +" <dd>Draw the graphics so they update at the fastest possible rate.", +" This is done by subsampling pixels to produce a smoother graph", +" but without sacrificing too much accuracy.</dd>", +"<dt><b>Better Accuracy</b></dt>", +" <dd>Draw the graphics using all screen pixels to produce the most", +" accurate display. On fast modern machines this can be enabled with", +" no apparent loss of speed, however older machines may wish to use", +" this only occassionally to limit any lag in the cursor tracking.</dd>", +"<dt><b>Image Pixels</b></dt>", +" <dd>(<i>Not Yet Implemented</i>)<dd>", +"<dt><b>Jump Cursor</b></dt>", +" <dd>If enabled, large jumps of the cursor do not update the graphics", +" display, small movements around an object of interest will update", +" the display continuously.</dd>", +"<dt><b>Smooth Cursor</b></dt>", +" <dd>If enabled, all cursor movements cause the display to be updated.", +" This is another option that can be set safely on faster machines", +" but will cause a delay on slower ones.</dd>", +"<dt><b>Graphics Cursors</b></dt>", +" <dd>If enabled, the graphics cursors in either of the plots are active", +" and can be used to update the cursor readout on the main image window", +" and the complementary cut-graph. This can be used for example to", +" freeze the cursor in the main display using the Alt key (see above),", +" then moving to one of the graphics windows to perform cut graphs in", +" only one axis.</dd>", +"</dl>", +"", +"Graphs are (currently) drawn using only the scaled display values ", +"to avoid complications of accessing multiple images in a mosaic display. Both", +"plots are labeled using the frame z1/z2 values and contain cursor indicators", +"which update contuously.", +"", +"", +"<hr>", +"<h2><a name=#peakup>Peak-Up Cursor Centroid Positioning</a></h2>", +"<p>", +"Several new keystroke commands are available to reposition the", +"cursor to a centroid or min/max pixel value within a bounding box of the", +"cursor position, allowing you to approximate the position with the mouse", +"and fine tune it quickly before typing the application keystroke command.", +"The initial box size is controlled with a <b>centerBoxSize</b> GUI resource", +"(defaults to 5 pixels) but can be adjusted interactively using the", +"<b>Ctrl-[</b> and <b>Ctrl-]</b> commands to descrease/increase the box", +"size respectively. A marker will flash briefly to indicate the box size.", +"<p>", +"The <b>Ctrl-0</b> (zero) key finds either a centroid or the local maximum", +"pixel value within this box region, <b>Alt-Ctrl-0</i> (zero) will find the", +"local minimum value. In either case the cursor is reposition to the computed", +"value. The default peak-up action is to find the centroid position in the", +"box however this can be changed to find the max pixel by selection the", +"\"<a href=#ccentroid>Centroid Peaks</a>\" option from the main Display", +"control panel or by resetting the <i>peakCentroid</i> GUI resource", +"(defaults to True). ", +"<p>", +"Centroiding is done using only the scaled screen pixel values and", +"only pixels above the mean value within the box are used. It works best", +"if the box size is set appropriately, the centroid position may appear to", +"drift if the box is too large and includes too many background pixels.", +"", +"", +"<hr>", +"<h2><a name=#control>Integrated Control Panel</a></h2>", +"", +"<h3><a name=#display>Display Panel</a></h3>", +"XImtool has a control panel which can be used to exercise most of the", +"capabilities the program has for image display. The control panel can be", +"accessed either via the <b>Options</b> menu from the main window menubar, or", +"by", +"pressing the leftmost button in the row of buttons at the upper right side", +"of the display in the standard GUI (in the alternate GUI the ", +"<i>Control Bar</i> accessed by the rightmost button on the menubar", +"provides widgets for selecting the desired control panel).", +"<p>", +"The separate windows previously used for Control/Print/Load/Save/etc", +"have now been integrated into a single window with the appropriate control", +"panel selectable with a Tab widget. There are also new Tab panels for", +"setting the frame tile configuration (see below), more detailed information", +"on the server status, and selecting the WCS readout options (see below).", +"", +"<h3><a name=#cview>View Controls</a></h3>", +"<p> ", +"The <b>Frame</b> box will list only the frame buffers you currently have", +"defined. Currently, the only way to destroy a frame buffer is to change the", +"frame buffer configuration, new frame buffers (up to 4) will be created", +"automatically if requested by the client.", +"<p> ", +"The <b>text display window</b> gives the field X,Y center, X,Y scale ", +"factors, and the X,Y zoom factors. The scale factor and the zoom factor ", +"will be the same unless autoscale is enabled. The scale is in units of ", +"display pixels per frame buffer pixel, and is an absolute measure (it doesn't", +"matter whether or not <a href=#cautoscale>autoscale</a> is enabled). Zoom is", +"relative to the autoscale factor, which is 1.0 if autoscaling is disabled. ", +"This information is also presented in the <a href=#info>Info panel</a>.", +"<p> ", +"The numbers in the <b>Zoom</b> box are zoom factors. Blue numbers zoom,", +"red numbers dezoom. <b>Zoom In</b> and <b>Zoom Out</b> may be used to go to", +"larger or smaller zoom factors, e.g. \"Ctrl-5\" followed by \"Zoom In\" will get you", +"to zoom factor 10. Specific zoom factors may also be accessed directly as ", +"Control <a href=#keystrokes>keystrokes</a>, e.g. Ctrl-5 will set zoom factor 5.", +"<b>Center</b> centers the field. <b>Toggle Zoom</b> toggles between the ", +"current zoom/center values, and the unzoomed image.", +"<p> ", +"<b>Aspect</b> recomputes the view so that the aspect ratio is 1.0. ", +"Aspect also integerizes the zoom factor (use the version in the View menu ", +"if you don't want integerization).", +"<p> ", +"<b>Fit Frame</b> makes the display window the same size as the frame ", +"buffer. Note that <a href=#cautoscale>autoscale</a> has much the same effect,", +"and allows you to resize the display window to any size you want, or view ", +"images to large to fit on the screen.", +"", +"<h3><a name=#cenhance>Enhancement Controls</a></h3>", +"", +"<p> ", +"At the top is a scrolled list of all the <a href=#cbltin>available ", +"colormaps</a>. Click on the one you want to load it. You can add your own", +"<a href=#cuser>colormaps</a> to this list.", +"<p> ", +"The two sliders adjust the <b>contrast</b> (upper slider) and ", +"<b>brightness</b> (lower slider) of the display. The <b>Invert</b> button ", +"inverts the colormap (multiples the contrast by -1.0). Note that due to the", +"use of the private colormap the sliders are a bit sluggish when dragged to ", +"window the display. If this is annoying, using MB3 in the display window is", +"faster.", +"<p>", +"The <b>Normalize</b> button (on the bottom of the control panel) will ", +"normalize the enhancement, i.e. set the contrast and brightness to the default", +"one-to-one values (1.0, 0.5). This is the preferred setting for many of the", +"pseudocolor colortables and for private colormaps loaded from disk images.", +"", +"<h3><a name=#cblink>Blink Controls</a></h3>", +"<p>", +"<b>Blink frames</b> is the list of frames to be blinked. When blink mode is", +"in effect ximtool just cycles through these frames endlessly, pausing", +"\"blink rate\" seconds between each frame. The same frame can be entered in", +"the list more than once. To program an arbitrary list of blink frames,", +"hit the Reset button and click on each blink frame button until it is set", +"to the desired frame number. The main control panel allows only the", +"original four frames to be specified in the blink list, however access to", +"the full list of 16 frames now supported is gained using the box icon", +"button next the the <b>Reset</b> button to bring up a new control panel.", +"<p>", +"The <b>Blink Rate</b> can be adjusted as slow or as fast as you want using", +"the arrow buttons. If you set the blink rate small enough it will go to", +"zero, enabling single step mode (see below).", +"<p>", +"The <b>Register</b> button registers all the blink frames with the current", +"display frame. Frames not in the blink list are not affected.", +"<p>", +"The <b>Match LUTs</b> button sets the enhancement of all blink frames to", +"the same values as the display frame. Frames not in the blink list are not", +"affected.", +"<p>", +"The <b>Blink</b> button turns blink on and off. When the blink rate is set", +"to zero the Blink button will single step through the blink frames, one", +"frame per button press.", +"<p>", +"<b>NOTE:</b> You can blink no matter what ximtool options are in effect,", +"but many of these will slow blink down. To get the fastest blink you may", +"want to turn off the panner and coords box, and match the LUTs of all the", +"blink frames. All the ximtool controls are fully active during blink", +"mode, plus you can load frames etc.", +"", +"", +"<h3><a name=#copts>Options:</a></h3>", +"<dl>", +"<dt><b><a name=#cpanner>Panner</a></b></dt>", +" <dd>Toggles the display of the Panner marker.</dd>", +"<dt><b><a name=#cmagnifier>Magnifier</a></b></dt>", +" <dd>Toggles the display of the magnifier marker.</dd>", +"<dt><b><a name=#ccoords>Coords Box</a></b></dt>", +" <dd>Toggles the display of the WCS Coords Box marker.</dd>", +"<dt><b><a name=#cautoscale>Autoscale</a></b></dt>", +" <dd>If autoscale is enabled then at zoom=1, the frame buffer will", +" be automatically scaled to fit within the display window. With", +" autoscale disabled (the default), the image scale is more", +" predictable, but the image may be clipped by the display window,", +" or may not fill the display window.</dd>", +"<dt><b><a name=#cantialias>Antialias</a></b></dt>", +" <dd>When dezooming an image, i.e., displaying a large image in a", +" smaller display window, antialiasing causes all the data to be used", +" to compute the displayed image. If antialiasing is disabled then", +" image is subsampled to compute the displayed image. Antialiasing", +" can prevent subsampling from omitting image features that don't", +" fall in the sample grid, but it is significantly slower than", +" dezooming via subsampling. The default is no antialising. </dd>", +"<dt><b><a name=#ctile>Tile Frames</a></b></dt>", +" <dd>The default display mode is to view one frame at a time. In tile", +" frames mode, 2 or 4 frames may be viewed simultaneously in the", +" display window. All the usual operations (zoom and pan, colortable", +" enhancement, cursor readback, etc.) still work for each frame even", +" when in tile frames mode. </dd>", +"<dt><b><a name=#cwarnings>Warnings</a></b></dt>", +" <dd>The warnings options toggles whether you see warning dialog boxes", +" in situations like overwriting an existing file, clearing the frame", +" buffer, etc.</dd>", +"<dt><b><a name=#ccentroid>Centroid Peaks</a></b></dt>", +" <dd>If enabled, the <b>Ctrl-0</b> keystroke will reposition the cursor", +" to the computed centroid of the centroiding box, otherwise the cursor", +" is repositioned to the local maximum value within the box.</dd>", +"</dl>", +"", +"<h3><a name=#ccmap>Colormap Selection</a></h3>", +"By default XImtool will display images using either a grayscale colormap", +"if loaded by a client, or a private colormap when loading an image from", +"disk that contains a colormap. Each frame defines its own colormap so", +"you can define different colormaps or enhancements for each frame, they", +"will change automatically as you cycle through the frames.", +"", +"<h4><a name=#cbltin>Builtin Colormaps</a></h4>", +"Once loaded, the colormap may either be changed using the builtin colormap", +"menu under the <b>View</b> menu button on the main window, or from the", +"<a href=#cenhance>Enhancement</a> box on the <a href=#control>control panel</a>. Ximtool has about a dozen colormap", +"options builtin, other <a href=#cuser>user-defined colormaps</a> may ", +"optionally be loaded.", +"", +"<h4><a name=#cuser>User-defined Colormaps</a></h4>", +"The cmap[12] and cmapDir[12] resources (or <a href=#comline>command line", +"arguments</a> are used to tell ximtool which specific colormaps to make", +"available or where to look for colortables respectively. The colortables", +"are loaded when ximtool starts up, or when it is reinitialized (e.g. by", +"pressing the <b>Initialize</b> button in the <a href=#control>control ", +"panel</a>). Ximtool will ignore any files in the colormap directory", +"which do not look like colortables. New colortables will also be added", +"for each images loaded from disk.", +"<p>", +"The format of a user lookup table is very simple: each row defines one", +"colortable entry, and consists of three columns defining the red, green,", +"and blue values scaled to the range 0.0 (off) to 1.0 (full intensity).", +"<pre>", +" R G B", +" R G B", +" (etc.)", +"</pre>", +"Blank lines and comment lines (# ...) are ignored.", +"<p>", +"Usually 256 rows are provided, but the number may actually be anything in", +"the range 1 to 256. Ximtool will interpolate the table as necessary to", +"compute the colortable values used in Ximtool. Ximtool uses at most 201", +"colors to render pixel data, so it is usually necessary to interpolate the", +"table when it is loaded.", +"<p>", +"The name of the colortable as it will appear in the Ximtool control panel", +"is the root name of the file, e.g., if the file is \"rainbow.lut\" the ", +"colortable name will be \"rainbow\". Lower case names are suggested to avoid", +"name collisions with the builtin colortables. Private colormaps for disk", +"images will be have the same name as the image loaded. If the same colortable", +"file appears in multiple user colortable directories, the first one will be", +"used.", +"<p>", +"The directory \"luts\" in the ximtool source directory contains a sample set", +"of colortable files. This can be installed as /usr/local/lib/imtoolcmap", +"when ximtool is installed.", +"", +"<hr>", +"<h2><a name=#load>Load Panel</a></h2>", +"The Load Panel allows you load images from disk directly to the frame", +"buffer, this is analogous to loading an image on the command line except", +"that browsing is possible. At present recognized formats include IRAF OIF", +"format (i.e. <i>.imh</i> extension), simple FITS files, GIF, and Sun", +"rasterfiles. The task will automatically sense the format of the image", +"and load it appropriately. Images with private colormaps (such as GIF)", +"will be loaded using the private colormap (meaning that changing the", +"brightness/contrast enhancements will render an apparently random-colored", +"image), all others will be loaded with a grayscale colormap. ", +"<p>", +"When loading new images the frame buffer configuration table will be", +"searched for a frame buffer that is the same size or larger than the new", +"image size, if no frame buffer can be found a custom buffer exactly the", +"size of the image will be created. This means that the image may not fill", +"the display window when loaded, or you may see a subsection of the image", +"in the main display window. Setting the", +"<a href=#cautoscale><b>autoscale</b></a> option on the main", +"Display panel will scale the entire image to fit the main display window,", +"the full frame buffer will always be visible in the Panner marker window.", +"<p>", +"Images with more colors than can be displayed will automatically be", +"quantized to the number of available colors before display. If the", +"<b>Auto Grayscale</b> button is enabled any image colormap will be", +"converted to grayscale and loaded as the standard grayscale colormap.", +"<p>", +"Formats which permit pixels larger than 8-bits/pixel will be sampled on", +"a grid to determine an optimal range in the data to be used to compute a", +"linear transformation to the number of display colors. This is the same", +"z-scale sampling and transformation used by the IRAF <b>DISPLAY</b> task", +"when computing the <b>z1/z2</b> values and provides a much better initial", +"display than simple truncation to 8-bits. This scaling will be done", +"automatically using a grid of <b>Nsample</b> points if the <b>Zscale</b>", +"option is enabled. Otherwise, if the <b>Zrange</b> option is set the full", +"data range will be used to scale the image. Lastly, is neither <b>Zscale</b>", +"nor <b>Zrange</b> are enabled, the z1/z2 values may be set explicitly using", +"the options box.", +"", +"<h3><a name=#lbrowse>Directory Browsing</a></h3>", +"The load panel contains a list of files in the current directory that may", +"be selected for loading by selecting with left mouse button. If the file", +"is a directory the contents of the new directory will be loaded, if it's a", +"plain file an attempt will be made to load it as an image otherwise an", +"error popup will appear. Directories in the list are identified with a", +"trailing '/' character, you will always see any subdirectories listed even", +"if a filter is specified.", +"<p>", +"The <b>Root</b> button will reset the current directory to the system root", +"directory. The <b>Home</b> button will reset the current directory to the", +"user's login directory, the <b>Up</b> button moves up one directory level, and", +"<b>Rescan</b> reloads the file list by rescanning the directory. The current", +"working directory is given below the file selection window.", +"<p>", +"Selecting the <b>List Image Headers</b> option will change the display text", +"to list all images in the current directory which match the filename filter.", +"Directory browsing is disabled while this option is in effect.", +"", +"<h3><a name=#lpattern>File Patterns</a></h3>", +"By default all files and directories will be listed. You may specify a", +"filter to select only those files with a given extension such as", +"\"*.fits\" using the <b>Filter</b> text box. Directories will", +"always be seen in the list and are identified with a trailing '/'", +"character. Any valid unix pattern matching string will be recognized, ", +"multiple templates may be specified in a comma-delimited list such as", +"\"*.imh,*.fits\" to list both OIF and FITS images.", +"", +"<h3><a name=#lload>Direct File Load</a></h3>", +"If you know exactly which file you wish to load, you may enter its", +"name in the <b>Load File</b> text box and either hit <cr> or the", +"<b>Load</b> button to load it. An absolute or relative path name may", +"be given, if a simple filename is specified it will be searched for in", +"the current working directory which is displayed in the <b>Directory</b>", +"label of the panel.", +"", +"<h3><a name=#lframe>Frame Selections</a></h3>", +"By default images will be loaded into the current frame, you may choose", +"a different frame using the Frame menu button to select from the", +"available frames.", +"", +"", +"<hr>", +"<h2><a name=#save>Save Panel</a></h2>", +"The Save Panel lets you save the current contents of the main display window ", +"to a disk file (including the Panner/Coords markers, any general graphics", +"markers, or overlay graphics displayed by the client program). Presently,", +"only the contents of the main display window may be saved, there is no", +"facility for saving the undisplayed contents of the entire frame buffer ", +"other than to enable the <a href=#cautoscale>autoscale</a> feature. A limited", +"number of formats are currently available, others will be added in future", +"versions.", +"", +"<dl>", +"<dt><b><a name=#sfname>File Name</a></b></dt>", +" <dd>The <b>File Name</b> text box allows you to enter the file name of", +" the saved file. A \"%d\" anywhere in the name will be replaced by a", +" sequence number allowing multiple frames to be saved with unique", +" names. </dd>", +"<dt><b><a name=#sformat>Format</a></b></dt>", +" <dd>The <b>Format</b> box allows you to choose the format of the image", +" to be created. Not all formats are currently implemented. The EPS", +" format is similar to the \\fIPrint\\fR option however there is no", +" annotation. </dd>", +"<dt><b><a name=#scolor>Color</a></b></dt>", +" <dd>The <b>Color</b> box lets you choose the color type of the image", +" to be created. The options will change depending on the format,", +" e.g. FITS doesn't allow color so no color options will be allowed.", +" Formats which allow 24-bit images will be written using the current", +" colormap after converting to a 24-bit image, pseudocolor images will", +" be written with the current colormap. </dd>", +"</dl>", +"<hr>", +"", +"<h2><a name=#print>Print Panel</a></h2>", +"The Print Panel allows you dump the contents of the main display window as", +"Enacpsulated Postscript to either a named printer device or to a disk file.", +"The <b>Print To</b> selects the type of output, the <b>Print Command</b>", +"box will adjust accordingly, either as a Unix printer command or as a file", +"name. A \"%d\" anywhere in the name for disk output will be replaced by a ", +"sequence number allowing multiple frames to be saved with unique names.", +"<a href=#pprinter>Selecting printers</a> from the installed list will", +"automatically change the command to be used to generate the output. This", +"command does not necessarily need to be a printer command, the ", +"<a href=#pprinter>printer configuration file</a> lets you define any command", +"string to process the image.", +"", +"<h3><a name=#pcolors>Color Options</a></h3>", +"The <b>Color</b> box lets you choose the color type of the image to be created.", +"PseudoColor or 24-bit postscript will be created using the current colormap.", +"", +"<h3><a name=#popts>Postscript Options</a></h3>", +"<dl>", +"<dt>Orientation</dt>", +" <dd> Set the page orientation.</dd>", +"<dt>Paper Size</dt>", +" <dd> Select the paper size to be used.</dd>", +"<dt>Image Scale</dt>", +" <dd> Set the scale factor used to compute the final image size.</dd>", +"</dl>", +"", +"<h3><a name=#pproc>Processing Options</a></h3>", +"<dl>", +"<dt>Auto Scale</dt>", +" <dd>The auto scale toggles whether or not the image is automatically", +" scaled to fit the page. If not enabled, the <b>image scale</b> will", +" be used to dtermine the output image size.</dd>", +"<dt>Auto Rotate</dt>", +" <dd>Auto rotate determines whether or not the image will be rotated to", +" fit on the page. When set, an image larger than the current", +" orientation will be rotated and possibly scaled to fit the page.</dd>", +"<dt>Max Aspect</dt>", +" <dd>Max Aspect takes images smaller than the page and automatically", +" increases the scale so the image fills the page in the current", +" orientation.</dd>", +"<dt>Annotate</dt>", +" <dd>The annotate option toggles whether or not the final file includes", +" annotation such as the image title, a colorbar, and axis labels.</dd>", +"</dl>", +"<h3><a name=#pprinter>Printer selection</a></h3>", +"The printer selection list lets choose the printer to be used. The printer", +"configuration file is /usr/local/lib/ximprint.cfg by default or may be reset", +"using the <em>printConfig</em> resource. The format of the file is simply", +"<pre>", +" <b>name</b> < tab > <em>command</em>", +"</pre>", +"The <b>name</b> value is what appears in the selection list and may be more", +"than a single word, the <em>command</em> can be any command that accepts EPS", +"input from a pipe, the two fields must be separated by a tab character. ", +"Normally the command will be", +"a simple 'lpr -Pfoo' or some such, but can also include converters or", +"previewers. At most 128 printer commands may be used.", +"", +"<hr>", +"<h2><a name=#info>Info Panel</a></h2>", +"The Info panel was revised to provide a greater variety of status", +"information. The type of output is controlled by the toggle buttons on", +"the bottom of the frame, however all output is kept current as the program", +"runs. Current info options include:", +"", +"<dl>", +"<dt><b>Frame</b></dt>", +" <dd>Info about the current display frame.</dd>", +"<dt><b>Server</b></dt>", +" <dd>Info about various server options, e.g. colormaps, memory model,", +" antialias type, etc.</dd>", +"<dt><b>Clients</b></dt>", +" <dd>Show currently connected clients. Lists available connection", +" channels and active ISM clients.</dd>", +"<dt><b>WCS</b></dt>", +" <dd>List all WCS and mappings for the current frame.</dd>", +"<dt><b>ISM</b></dt>", +" <dd>Log of various ISM status messages.</dd>", +"<dt><b>Imtoolrc</b></dt>", +" <dd>Show current frame buffer configuration table.</dd>", +"</dl>", +"", +"", +"<hr>", +"<h2><a name=#tileP>Tile Panel (NEW)</a></h2>", +"With the additional frames, the default tiling scheme proved inadequate.", +"A new control panel Tile frame now allows you to select from a number of", +"tile configurations, the list of frames to be tiled, a <b>fill style</b>", +"(left-to-right or top-to-bottom), as well as optional labels for each of", +"the tiles (frame number, image title or image name).", +"<p>", +"Tile configuration will make use of all frames currently selected in the", +"<b>Tile Frame</b> group in the following manner:", +"", +"<dl>", +"<dt><b>Disabled</b></dt>", +" <dd>Do not tile the display.</dd>", +"<dt><b>Manual</b></dt>", +" <dd>Tile according to <b>Manual Configuration</b> settings.</dd>", +"<dt><b>Best</b></dt>", +" <dd>Optimize layout for frame buffer aspect.</dd>", +"<dt><b>Square</b></dt>", +" <dd>Always force a square layout (2x2, 3x3, etc).</dd>", +"<dt><b>Horizontal</b></dt>", +" <dd>Preferentially tile horizontally (6 frames ==> 3x2).</dd>", +"<dt><b>Vertical</b></dt>", +" <dd>Preferentially tile vertically (6 frames ==> 2x3).</dd>", +"<dt><b>One Row</b></dt>", +" <dd>Tile all in one row (Nx1).</dd>", +"<dt><b>One Column</b></dt>", +" <dd>Tile all in one column (1xN).</dd>", +"</dl>", +"", +"", +"<hr>", +"<h2><a name=#coordsp>Coords Panel (NEW)</a></h2>", +"The Coords Panel is meant to provide a full-featured readout as well as", +"serve as a control panel for the various options. The display window", +"contains the image name/title and frame buffer info, and a selection of", +"coordinate and image pixel readouts. The intent is provide more infor-", +"mation than can fit comfortably on the main image window while still", +"taking up as little screen space as possible. To this end the <b>Options</b>", +"button is used to hide most of the feature controls when not in use", +"(see below). Other options on the main panel include:", +"", +"<dl>", +"<dt><b>WCS/Pix</b></dt>", +" <dd>Toggle the real-time WCS/pixel readout capability (i.e. the ISM", +" used to access the disk image). This must be enabled for certain", +" other options to work.</dd>", +"", +"<dt><b>Pix Table</b></dt>", +" <dd>Open a panel showing an image pixel table. The panel shows an array", +" of pixels surrounding the cursor position, either the actual pixel", +" values if the ISM is enabled, or scaled display values otherwise.", +" The size of the table may be selected from the menubar.</dd>", +"", +"<dt><b>Header</b></dt>", +" <dd>Display the current image header in a new panel. Both the entire", +" image header as well as WCS-specific parts of the header are", +" available under different tabs. This option is only active when", +" the ISM is enabled.</dd>", +"", +"<dt><b>Compass</b></dt>", +" <dd>Draw an orientation compass on the display panner. If the ISM is", +" enabled and a WCS is present in the header, the compass will", +" indicate N/E according to the WCS, otherwise the X/Y axes of the", +" image are drawn.</dd>", +"", +"<dt><b>Options</b></dt>", +" <dd>Pop-up/down the option control portion of the panel. When enabled,", +" the Coords Panel will change size to reveal the options which can be", +" changed (explained below). </dd>", +"</dl>", +"", +"The <b>Readout Values</b> group controls the selection of WCS type,", +"location and format to be displayed. The <b>Type</b> menu always", +"provides a selection of the image Logical, Physical or World systems,", +"which may be identical depending on the image header. If a World system", +"is supplied in the image addition entries for transformations to other sky", +"systems, (e.g. FK5 to ICRS or galactic/ecliptic) will also be available.", +"The selection is dependent on whether the ISM is running as well as WCS", +"information present in the image. The <b>Format</b> menu allows the", +"use to select a sexigesimal display, conversion to degrees or radians,", +"or whichever format is most natural for the coordinate being display.", +"The two toggle to the right control whether this WCS is to be displayed", +"on the <i>Panel</i> (i.e. the Coords Panel window) or the <i>ImgWin</i>", +"(i.e. the text marker on the main image window).", +"<p>", +"Other options below this group control whether or not to display the WCS", +"labels, the image name/title, and frame buffer information in the main", +"Coords Panel display. The <b>BPM Data</b> option controls whether or not the", +"ISM will try to map any bad-pixel mask associated with the image. If", +"enabled, a bad-pixel mask specified by the image header BPM keyword", +"(currently fixed by convention but this may be selectable later) will be", +"mapped along with the image. Aside from wcs/pixel readouts at each cursor", +"position, any BPM data values found will also be displayed. A non-zero", +"value will cause the BPM field of the Coords Panel readout as well as the", +"main image window marker to switch to a red background color to flag the", +"value.", +"<p>", +"The last box allows the user to specify a different ISM task to be", +"executed or to reinitialize the current one. In most cases this won't", +"need to be changed, however a custom ISM could be started when using", +"special data formats. This command string can also be controlled by the", +"application <i>ism_task</i> resource.", +"", +"", +"<hr>", +"<h2><a name=#tclshell>Tcl Interactive Shell</a></h2>", +" The <em>TclShell</em> is mostly used as a development or debugging", +"tool for the GUI. It allows the user to type commands directly to the", +"TCL interpreter letting you send messages to the object manager or execute", +"specific procedures in the TCL code that makes up the GUI. Most users will", +"never need this, but for an example of what it does, bring it up and type a", +"command such as", +"<pre>", +" send helpButton set background red", +"</pre>", +"Cool, huh.", +"<hr>", +"", +"<h2><a name=#acknowledgements>Acknowledgements</a></h2>", +" <i>XImtool</i> was developed by the IRAF Group at the National Optical", +"Astronomy Observatories in Tucson, AZ. For further information or to report", +"problems please contact <i>iraf@noao.edu</i>", +"<hr>", +"This document was last updated 11/6/96.", +"", +"</BODY>", +"</HTML>", |