Initial revision

Change-Id: I97166917246ed4ce407b93cf744c0489dc156aff

9 files changed, 939 insertions, 0 deletions

diff --git a/Eyes.c b/Eyes.c
new file mode 100644
index 0000000..71c3c26
--- /dev/null
+++ b/Eyes.c
@@ -0,0 +1,455 @@
+/* $XConsortium: Eyes.c,v 1.28 94/04/17 20:45:22 eswu Exp $ */
+/* $XFree86: xc/programs/xeyes/Eyes.c,v 1.4 2001/08/27 23:35:13 dawes Exp $ */
+/*
+
+Copyright (c) 1991  X Consortium
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR
+OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of the X Consortium shall
+not be used in advertising or otherwise to promote the sale, use or
+other dealings in this Software without prior written authorization
+from the X Consortium.
+
+*/
+
+/*
+ * Eyes.c
+ *
+ * a widget which follows the mouse around
+ */
+
+# include <X11/Xos.h>
+# include <stdio.h>
+# include <X11/IntrinsicP.h>
+# include <X11/StringDefs.h>
+# include <X11/Xmu/Converters.h>
+# include "EyesP.h"
+# include <math.h>
+# include <X11/extensions/shape.h>
+
+#if (defined(SVR4) || defined(SYSV) && defined(i386))
+extern double hypot(double, double);
+#endif
+
+#define offset(field) XtOffsetOf(EyesRec, eyes.field)
+#define goffset(field) XtOffsetOf(WidgetRec, core.field)
+
+static XtResource resources[] = {
+    {XtNwidth, XtCWidth, XtRDimension, sizeof(Dimension),
+	goffset(width), XtRImmediate, (XtPointer) 150},
+    {XtNheight, XtCHeight, XtRDimension, sizeof(Dimension),
+	goffset(height), XtRImmediate, (XtPointer) 100},
+    {XtNforeground, XtCForeground, XtRPixel, sizeof(Pixel),
+        offset(puppixel), XtRString, XtDefaultForeground},
+    {XtNoutline, XtCForeground, XtRPixel, sizeof(Pixel),
+        offset(outline), XtRString, XtDefaultForeground},
+    {XtNcenterColor, XtCBackground, XtRPixel, sizeof (Pixel),
+    	offset(center), XtRString, XtDefaultBackground},
+    {XtNreverseVideo, XtCReverseVideo, XtRBoolean, sizeof (Boolean),
+	offset (reverse_video), XtRImmediate, (XtPointer) FALSE},
+    {XtNbackingStore, XtCBackingStore, XtRBackingStore, sizeof (int),
+    	offset (backing_store), XtRString, "default"},
+    {XtNshapeWindow, XtCShapeWindow, XtRBoolean, sizeof (Boolean),
+	offset (shape_window), XtRImmediate, (XtPointer) TRUE},
+};
+
+#undef offset
+#undef goffset
+
+# define NUM_EYES	2
+# define EYE_X(n)	((n) * 2.0)
+# define EYE_Y(n)	(0.0)
+# define EYE_OFFSET	(0.1)	/* padding between eyes */
+# define EYE_THICK	(0.175)	/* thickness of eye rim */
+# define BALL_WIDTH	(0.3)
+# define BALL_PAD	(0.05)
+# define EYE_WIDTH	(2.0 - (EYE_THICK + EYE_OFFSET) * 2)
+# define EYE_HEIGHT	EYE_WIDTH
+# define EYE_HWIDTH	(EYE_WIDTH / 2.0)
+# define EYE_HHEIGHT	(EYE_HEIGHT / 2.0)
+# define BALL_HEIGHT	BALL_WIDTH
+# define BALL_DIST	((EYE_WIDTH - BALL_WIDTH) / 2.0 - BALL_PAD)
+# define W_MIN_X	(-1.0 + EYE_OFFSET)
+# define W_MAX_X	(3.0 - EYE_OFFSET)
+# define W_MIN_Y	(-1.0 + EYE_OFFSET)
+# define W_MAX_Y	(1.0 - EYE_OFFSET)
+
+# define TPointEqual(a, b)  ((a).x == (b).x && (a).y == (b).y)
+# define XPointEqual(a, b)  ((a).x == (b).x && (a).y == (b).y)
+
+static int delays[] = { 50, 100, 200, 400, 0 };
+
+static void ClassInitialize(void)
+{
+    XtAddConverter( XtRString, XtRBackingStore, XmuCvtStringToBackingStore,
+		    NULL, 0 );
+}
+
+WidgetClass eyesWidgetClass = (WidgetClass) &eyesClassRec;
+
+/* ARGSUSED */
+static void Initialize (
+    Widget greq,
+    Widget gnew,
+    ArgList args,
+    Cardinal *num_args)
+{
+    EyesWidget w = (EyesWidget)gnew;
+    XtGCMask	valuemask;
+    XGCValues	myXGCV;
+    int shape_event_base, shape_error_base;
+
+    /*
+     * set the colors if reverse video; these are the colors used:
+     *
+     *     background - paper		white
+     *     foreground - text, ticks	black
+     *     border - border		black (foreground)
+     *
+     * This doesn't completely work since the parent has already made up a 
+     * border.  Sigh.
+     */
+    if (w->eyes.reverse_video) {
+	Pixel fg = w->eyes.puppixel;
+	Pixel bg = w->core.background_pixel;
+
+	if (w->core.border_pixel == fg)
+ 	    w->core.border_pixel = bg;
+	if (w->eyes.outline == fg)
+	    w->eyes.outline = bg;
+	if (w->eyes.center == bg)
+	    w->eyes.center = fg;
+	w->eyes.puppixel = bg;
+	w->core.background_pixel = fg;
+    }
+
+    myXGCV.foreground = w->eyes.puppixel;
+    myXGCV.background = w->core.background_pixel;
+    valuemask = GCForeground | GCBackground;
+    w->eyes.pupGC = XtGetGC(gnew, valuemask, &myXGCV);
+
+    myXGCV.foreground = w->eyes.outline;
+    valuemask = GCForeground | GCBackground;
+    w->eyes.outGC = XtGetGC(gnew, valuemask, &myXGCV);
+
+    myXGCV.foreground = w->eyes.center;
+    myXGCV.background = w->eyes.puppixel;
+    valuemask = GCForeground | GCBackground;
+    w->eyes.centerGC = XtGetGC(gnew, valuemask, &myXGCV);
+
+    w->eyes.update = 0;
+    /* wait for Realize to add the timeout */
+    w->eyes.interval_id = 0;
+
+    w->eyes.pupil[0].x = w->eyes.pupil[1].x = -1000;
+    w->eyes.pupil[0].y = w->eyes.pupil[1].y = -1000;
+
+    w->eyes.mouse.x = w->eyes.mouse.y = -1000;
+
+    if (w->eyes.shape_window && !XShapeQueryExtension (XtDisplay (w),
+						       &shape_event_base,
+						       &shape_error_base))
+	w->eyes.shape_window = False;
+    w->eyes.shape_mask = 0;
+    w->eyes.shapeGC = 0;
+}
+
+static void eyeLiner (
+    EyesWidget	w,
+    Drawable	d,
+    GC		outgc,
+    GC		centergc,
+    int		num)
+{
+	Display *dpy = XtDisplay(w);
+
+	TFillArc (dpy, d, outgc, &w->eyes.t,
+		  EYE_X(num) - EYE_HWIDTH - EYE_THICK,
+ 		  EYE_Y(num) - EYE_HHEIGHT - EYE_THICK,
+		  EYE_WIDTH + EYE_THICK * 2.0,
+ 		  EYE_HEIGHT + EYE_THICK * 2.0,
+ 		  90 * 64, 360 * 64);
+	if (centergc) {
+    	    TFillArc (dpy, d, centergc, &w->eyes.t,
+		  EYE_X(num) - EYE_HWIDTH,
+ 		  EYE_Y(num) - EYE_HHEIGHT,
+		  EYE_WIDTH, EYE_HEIGHT,
+		  90 * 64, 360 * 64);
+	}
+}
+
+static TPoint computePupil (
+    int		num,
+    TPoint	mouse)
+{
+	double	cx, cy;
+	double	dist;
+	double	angle;
+	double	x, y;
+	double	h;
+	double	dx, dy;
+	double	cosa, sina;
+	TPoint	ret;
+
+	dx = mouse.x - EYE_X(num);
+	dy = mouse.y - EYE_Y(num);
+	if (dx == 0 && dy == 0) {
+		cx = EYE_X(num);
+		cy = EYE_Y(num);
+	} else {
+		angle = atan2 ((double) dy, (double) dx);
+		cosa = cos (angle);
+		sina = sin (angle);
+		h = hypot (EYE_HHEIGHT * cosa, EYE_HWIDTH * sina);
+		x = (EYE_HWIDTH * EYE_HHEIGHT) * cosa / h;
+		y = (EYE_HWIDTH * EYE_HHEIGHT) * sina / h;
+		dist = BALL_DIST * hypot (x, y);
+		if (dist > hypot ((double) dx, (double) dy)) {
+			cx = dx + EYE_X(num);
+			cy = dy + EYE_Y(num);
+		} else {
+			cx = dist * cosa + EYE_X(num);
+			cy = dist * sina + EYE_Y(num);
+		}
+	}
+	ret.x = cx;
+	ret.y = cy;
+	return ret;
+}
+
+static void computePupils (
+    TPoint	mouse,
+    TPoint	pupils[2])
+{
+    pupils[0] = computePupil (0, mouse);
+    pupils[1] = computePupil (1, mouse);
+}
+
+static void eyeBall (
+    EyesWidget	w,
+    GC	gc,
+    int	num)
+{
+	Display *dpy = XtDisplay(w);
+	Window win = XtWindow(w);
+
+	TFillArc (dpy, win, gc, &w->eyes.t,
+		   w->eyes.pupil[num].x - BALL_WIDTH / 2.0,
+		   w->eyes.pupil[num].y - BALL_HEIGHT / 2.0,
+		   BALL_WIDTH, BALL_HEIGHT,
+		  90 * 64, 360 * 64);
+}
+
+static void repaint_window (EyesWidget w)
+{
+	if (XtIsRealized ((Widget) w)) {
+		eyeLiner (w, XtWindow (w), w->eyes.outGC, w->eyes.centerGC, 0);
+		eyeLiner (w, XtWindow (w), w->eyes.outGC, w->eyes.centerGC, 1);
+		computePupils (w->eyes.mouse, w->eyes.pupil);
+		eyeBall (w, w->eyes.pupGC, 0);
+		eyeBall (w, w->eyes.pupGC, 1);
+	}
+}
+
+/* ARGSUSED */
+static void draw_it (
+     XtPointer client_data,
+     XtIntervalId *id)		/* unused */
+{
+        EyesWidget	w = (EyesWidget)client_data;
+	Window		rep_root, rep_child;
+	int		rep_rootx, rep_rooty;
+	unsigned int	rep_mask;
+	int		dx, dy;
+	TPoint		mouse;
+	Display		*dpy = XtDisplay (w);
+	Window		win = XtWindow (w);
+	TPoint		newpupil[2];
+	XPoint		xnewpupil, xpupil;
+
+	if (XtIsRealized((Widget)w)) {
+    		XQueryPointer (dpy, win, &rep_root, &rep_child,
+ 			&rep_rootx, &rep_rooty, &dx, &dy, &rep_mask);
+		mouse.x = Tx(dx, dy, &w->eyes.t);
+		mouse.y = Ty(dx, dy, &w->eyes.t);
+		if (!TPointEqual (mouse, w->eyes.mouse)) {
+			computePupils (mouse, newpupil);
+			xpupil.x = Xx(w->eyes.pupil[0].x, w->eyes.pupil[0].y, &w->eyes.t);
+			xpupil.y = Xy(w->eyes.pupil[0].x, w->eyes.pupil[0].y, &w->eyes.t);
+			xnewpupil.x =  Xx(newpupil[0].x, newpupil[0].y, &w->eyes.t);
+			xnewpupil.y =  Xy(newpupil[0].x, newpupil[0].y, &w->eyes.t);
+			if (!XPointEqual (xpupil, xnewpupil)) {
+			    if (w->eyes.pupil[0].x != -1000 || w->eyes.pupil[0].y != -1000)
+				eyeBall (w, w->eyes.centerGC, 0);
+			    w->eyes.pupil[0] = newpupil[0];
+			    eyeBall (w, w->eyes.pupGC, 0);
+			}
+			xpupil.x = Xx(w->eyes.pupil[1].x, w->eyes.pupil[1].y, &w->eyes.t);
+			xpupil.y = Xy(w->eyes.pupil[1].x, w->eyes.pupil[1].y, &w->eyes.t);
+			xnewpupil.x =  Xx(newpupil[1].x, newpupil[1].y, &w->eyes.t);
+			xnewpupil.y =  Xy(newpupil[1].x, newpupil[1].y, &w->eyes.t);
+			if (!XPointEqual (xpupil, xnewpupil)) {
+			    if (w->eyes.pupil[1].x != -1 || w->eyes.pupil[1].y != -1)
+				eyeBall (w, w->eyes.centerGC, 1);
+			    w->eyes.pupil[1] = newpupil[1];
+			    eyeBall (w, w->eyes.pupGC, 1);
+			}
+			w->eyes.mouse = mouse;
+			w->eyes.update = 0;
+		} else {
+			if (delays[w->eyes.update + 1] != 0)
+				++w->eyes.update;
+		}
+	}
+	w->eyes.interval_id =
+		XtAppAddTimeOut(XtWidgetToApplicationContext((Widget) w),
+				delays[w->eyes.update], draw_it, (XtPointer)w);
+} /* draw_it */
+
+static void Resize (Widget gw)
+{
+    EyesWidget	w = (EyesWidget) gw;
+    XGCValues	xgcv;
+    Widget	parent;
+    int		x, y;
+
+    if (XtIsRealized (gw))
+    {
+    	XClearWindow (XtDisplay (w), XtWindow (w));
+    	SetTransform (&w->eyes.t,
+		    	0, w->core.width,
+ 		    	w->core.height, 0,
+		    	W_MIN_X, W_MAX_X,
+		    	W_MIN_Y, W_MAX_Y);
+    	if (w->eyes.shape_window) {
+    	    w->eyes.shape_mask = XCreatePixmap (XtDisplay (w), XtWindow (w),
+	    	    w->core.width, w->core.height, 1);
+    	    if (!w->eyes.shapeGC)
+            	w->eyes.shapeGC = XCreateGC (XtDisplay (w), w->eyes.shape_mask, 0, &xgcv);
+    	    XSetForeground (XtDisplay (w), w->eyes.shapeGC, 0);
+    	    XFillRectangle (XtDisplay (w), w->eyes.shape_mask, w->eyes.shapeGC, 0, 0,
+	    	w->core.width, w->core.height);
+    	    XSetForeground (XtDisplay (w), w->eyes.shapeGC, 1);
+    	    eyeLiner (w, w->eyes.shape_mask, w->eyes.shapeGC, (GC) 0, 0);
+    	    eyeLiner (w, w->eyes.shape_mask, w->eyes.shapeGC, (GC) 0, 1);
+	    x = y = 0;
+	    for (parent = (Widget) w; XtParent (parent); parent = XtParent (parent)) {
+	    	x += parent->core.x + parent->core.border_width;
+	    	x += parent->core.y + parent->core.border_width;
+	    }
+    	    XShapeCombineMask (XtDisplay (parent), XtWindow (parent), ShapeBounding,
+		       	       x, y, w->eyes.shape_mask, ShapeSet);
+    	    XFreePixmap (XtDisplay (w), w->eyes.shape_mask);
+    	}
+    }
+}
+
+static void Realize (
+     Widget gw,
+     XtValueMask *valueMask,
+     XSetWindowAttributes *attrs)
+{
+    EyesWidget	w = (EyesWidget)gw;
+
+    if (w->eyes.backing_store != Always + WhenMapped + NotUseful) {
+     	attrs->backing_store = w->eyes.backing_store;
+	*valueMask |= CWBackingStore;
+    }
+    XtCreateWindow( gw, (unsigned)InputOutput, (Visual *)CopyFromParent,
+		     *valueMask, attrs );
+    Resize (gw);
+    w->eyes.interval_id =
+	XtAppAddTimeOut(XtWidgetToApplicationContext(gw),
+			delays[w->eyes.update], draw_it, (XtPointer)gw);
+}
+
+static void Destroy (Widget gw)
+{
+     EyesWidget w = (EyesWidget)gw;
+
+     if (w->eyes.interval_id)
+	XtRemoveTimeOut (w->eyes.interval_id);
+     XtReleaseGC(gw, w->eyes.pupGC);
+     XtReleaseGC(gw, w->eyes.outGC);
+     XtReleaseGC(gw, w->eyes.centerGC);
+}
+
+/* ARGSUSED */
+static void Redisplay(
+     Widget gw,
+     XEvent *event,
+     Region region)
+{
+    EyesWidget	w;
+
+    w = (EyesWidget) gw;
+    w->eyes.pupil[0].x = -1000;
+    w->eyes.pupil[0].y = -1000;
+    w->eyes.pupil[1].x = -1000;
+    w->eyes.pupil[1].y = -1000;
+    (void) repaint_window ((EyesWidget)gw);
+}
+
+/* ARGSUSED */
+static Boolean SetValues (
+    Widget current,
+    Widget request,
+    Widget new,
+    ArgList args,
+    Cardinal *num_args)
+{
+    return( FALSE );
+}
+
+EyesClassRec eyesClassRec = {
+    { /* core fields */
+    /* superclass		*/	&widgetClassRec,
+    /* class_name		*/	"Eyes",
+    /* size			*/	sizeof(EyesRec),
+    /* class_initialize		*/	ClassInitialize,
+    /* class_part_initialize	*/	NULL,
+    /* class_inited		*/	FALSE,
+    /* initialize		*/	Initialize,
+    /* initialize_hook		*/	NULL,
+    /* realize			*/	Realize,
+    /* actions			*/	NULL,
+    /* num_actions		*/	0,
+    /* resources		*/	resources,
+    /* num_resources		*/	XtNumber(resources),
+    /* xrm_class		*/	NULLQUARK,
+    /* compress_motion		*/	TRUE,
+    /* compress_exposure	*/	TRUE,
+    /* compress_enterleave	*/	TRUE,
+    /* visible_interest		*/	FALSE,
+    /* destroy			*/	Destroy,
+    /* resize			*/	Resize,
+    /* expose			*/	Redisplay,
+    /* set_values		*/	SetValues,
+    /* set_values_hook		*/	NULL,
+    /* set_values_almost	*/	NULL,
+    /* get_values_hook		*/	NULL,
+    /* accept_focus		*/	NULL,
+    /* version			*/	XtVersion,
+    /* callback_private		*/	NULL,
+    /* tm_table			*/	NULL,
+    /* query_geometry		*/	XtInheritQueryGeometry,
+    }
+};
diff --git a/Eyes.h b/Eyes.h
new file mode 100644
index 0000000..239a127
--- /dev/null
+++ b/Eyes.h
@@ -0,0 +1,44 @@
+/*
+* $XConsortium: Eyes.h,v 1.7 90/12/01 13:04:51 rws Exp $
+*/
+
+#ifndef _XtEyes_h
+#define _XtEyes_h
+
+/***********************************************************************
+ *
+ * Eyes Widget
+ *
+ ***********************************************************************/
+
+/* Parameters:
+
+ Name		     Class		RepType		Default Value
+ ----		     -----		-------		-------------
+ background	     Background		pixel		White
+ border		     BorderColor	pixel		Black
+ borderWidth	     BorderWidth	int		1
+ foreground	     Foreground		Pixel		Black
+ outline	     Outline		Pixel		Black
+ height		     Height		int		120
+ mappedWhenManaged   MappedWhenManaged	Boolean		True
+ reverseVideo	     ReverseVideo	Boolean		False
+ width		     Width		int		120
+ x		     Position		int		0
+ y		     Position		int		0
+
+*/
+
+#define XtNoutline	"outline"
+#define XtNcenterColor	"center"
+
+#define XtNshapeWindow	"shapeWindow"
+#define XtCShapeWindow	"ShapeWindow"
+
+typedef struct _EyesRec *EyesWidget;  /* completely defined in EyesPrivate.h */
+typedef struct _EyesClassRec *EyesWidgetClass;    /* completely defined in EyesPrivate.h */
+
+extern WidgetClass eyesWidgetClass;
+
+#endif /* _XtEyes_h */
+/* DON'T ADD STUFF AFTER THIS #endif */
diff --git a/EyesP.h b/EyesP.h
new file mode 100644
index 0000000..7dea77a
--- /dev/null
+++ b/EyesP.h
@@ -0,0 +1,54 @@
+/*
+* $XConsortium: EyesP.h,v 1.9 90/12/01 13:04:43 rws Exp $
+*/
+
+#ifndef _EyesP_h
+#define _EyesP_h
+
+#include "Eyes.h"
+#include <X11/CoreP.h>
+#include "transform.h"
+
+#define SEG_BUFF_SIZE		128
+
+/* New fields for the eyes widget instance record */
+typedef struct {
+	 Pixel		puppixel;	/* foreground pixel */
+	 Pixel		outline;	/* outline pixel */
+	 Pixel		center;		/* inside pixel */
+	 GC		outGC;		/* pointer to GraphicsContext */
+	 GC		pupGC;		/* pointer to GraphicsContext */
+	 GC		centerGC;	/* pointer to GraphicsContext */
+	 GC		shapeGC;	/* pointer to GraphicsContext */
+/* start of graph stuff */
+	 int		backing_store;	/* backing store variety */
+	 Boolean	reverse_video;	/* swap fg and bg pixels */
+	 Boolean	shape_window;	/* use SetWindowShapeMask */
+	 int		update;		/* current timeout index */
+	 TPoint		mouse;		/* old mouse position */
+	 TPoint		pupil[2];	/* pupil position */
+	 Transform	t;
+	 Transform	maskt;
+	 XtIntervalId	interval_id;
+	 Pixmap		shape_mask;	/* window shape */
+   } EyesPart;
+
+/* Full instance record declaration */
+typedef struct _EyesRec {
+   CorePart core;
+   EyesPart eyes;
+   } EyesRec;
+
+/* New fields for the Eyes widget class record */
+typedef struct {int dummy;} EyesClassPart;
+
+/* Full class record declaration. */
+typedef struct _EyesClassRec {
+   CoreClassPart core_class;
+   EyesClassPart eyes_class;
+   } EyesClassRec;
+
+/* Class pointer. */
+extern EyesClassRec eyesClassRec;
+
+#endif /* _EyesP_h */
diff --git a/eyes.bit b/eyes.bit
new file mode 100644
index 0000000..4948216
--- /dev/null
+++ b/eyes.bit
@@ -0,0 +1,21 @@
+#define eyes_width 48
+#define eyes_height 32
+#define eyes_x_hot 0
+#define eyes_y_hot 0
+static unsigned char eyes_bits[] = {
+   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+   0x00, 0x78, 0x00, 0x00, 0x1e, 0x00, 0x00, 0xfe, 0x01, 0x80, 0x7f, 0x00,
+   0x00, 0x87, 0x03, 0xc0, 0xe1, 0x00, 0x80, 0x01, 0x06, 0x60, 0x80, 0x01,
+   0xc0, 0x00, 0x0c, 0x30, 0x00, 0x03, 0x60, 0x00, 0x18, 0x18, 0x00, 0x06,
+   0x30, 0x00, 0x30, 0x0c, 0x00, 0x0c, 0x30, 0x00, 0x30, 0x0c, 0x00, 0x0c,
+   0x10, 0x00, 0x20, 0x04, 0x00, 0x08, 0x18, 0x00, 0x60, 0x06, 0x00, 0x18,
+   0x18, 0x00, 0x60, 0x06, 0x00, 0x18, 0x18, 0x00, 0x60, 0x06, 0x00, 0x18,
+   0x18, 0x00, 0x60, 0x06, 0x00, 0x18, 0x18, 0x00, 0x60, 0x06, 0x00, 0x18,
+   0x18, 0x00, 0x60, 0x06, 0x00, 0x18, 0x18, 0x80, 0x63, 0x06, 0x00, 0x18,
+   0x18, 0x80, 0x63, 0x06, 0xe0, 0x18, 0x18, 0x80, 0x63, 0x06, 0xe0, 0x18,
+   0x18, 0x00, 0x60, 0x06, 0xe0, 0x18, 0x18, 0x00, 0x20, 0x06, 0x00, 0x08,
+   0x10, 0x00, 0x30, 0x04, 0x00, 0x0c, 0x10, 0x00, 0x10, 0x04, 0x00, 0x04,
+   0x30, 0x00, 0x18, 0x0c, 0x00, 0x06, 0x60, 0x00, 0x08, 0x18, 0x00, 0x02,
+   0x40, 0x00, 0x0c, 0x10, 0x00, 0x03, 0xc0, 0x00, 0x06, 0x30, 0x80, 0x01,
+   0x80, 0x83, 0x03, 0xe0, 0xe0, 0x00, 0x00, 0xff, 0x01, 0xc0, 0x7f, 0x00,
+   0x00, 0xfe, 0x00, 0x00, 0x3f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
diff --git a/eyesmask.bit b/eyesmask.bit
new file mode 100644
index 0000000..0e4116b
--- /dev/null
+++ b/eyesmask.bit
@@ -0,0 +1,21 @@
+#define eyesmask_width 48
+#define eyesmask_height 32
+#define eyesmask_x_hot 0
+#define eyesmask_y_hot 0
+static unsigned char eyesmask_bits[] = {
+   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+   0x00, 0x78, 0x00, 0x00, 0x1e, 0x00, 0x00, 0xfe, 0x01, 0x80, 0x7f, 0x00,
+   0x00, 0xff, 0x03, 0xc0, 0xff, 0x00, 0x80, 0xff, 0x07, 0xe0, 0xff, 0x01,
+   0xc0, 0xff, 0x0f, 0xf0, 0xff, 0x03, 0xe0, 0xff, 0x1f, 0xf8, 0xff, 0x07,
+   0xf0, 0xff, 0x3f, 0xfc, 0xff, 0x0f, 0xf0, 0xff, 0x3f, 0xfc, 0xff, 0x0f,
+   0xf0, 0xff, 0x3f, 0xfc, 0xff, 0x0f, 0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f,
+   0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f, 0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f,
+   0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f, 0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f,
+   0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f, 0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f,
+   0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f, 0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f,
+   0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f, 0xf8, 0xff, 0x3f, 0xfe, 0xff, 0x0f,
+   0xf0, 0xff, 0x3f, 0xfc, 0xff, 0x0f, 0xf0, 0xff, 0x1f, 0xfc, 0xff, 0x07,
+   0xf0, 0xff, 0x1f, 0xfc, 0xff, 0x07, 0xe0, 0xff, 0x0f, 0xf8, 0xff, 0x03,
+   0xc0, 0xff, 0x0f, 0xf0, 0xff, 0x03, 0xc0, 0xff, 0x07, 0xf0, 0xff, 0x01,
+   0x80, 0xff, 0x03, 0xe0, 0xff, 0x00, 0x00, 0xff, 0x01, 0xc0, 0x7f, 0x00,
+   0x00, 0xfe, 0x00, 0x00, 0x3f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
diff --git a/transform.c b/transform.c
new file mode 100644
index 0000000..9495790
--- /dev/null
+++ b/transform.c
@@ -0,0 +1,121 @@
+/*
+ * transformed coordinate system objects for X
+ */
+/* $XFree86: xc/programs/xeyes/transform.c,v 1.4 2001/08/27 23:35:13 dawes Exp $ */
+
+# include	<X11/Xos.h>
+# include	<stdlib.h>
+# include	<X11/Xlib.h>
+# include	"transform.h"
+
+#if 0
+static XPoint *
+TranslatePoints (TPoint *points, int n_points, Transform *t, int mode)
+{
+	XPoint	*xpoints;
+	int	i;
+	double	xoff = 0.0, yoff = 0.0;
+
+	xpoints = (XPoint *) malloc (n_points * sizeof (*xpoints));
+	if (!xpoints)
+		return NULL;
+	for (i = 0; i < n_points; i++) {
+		xpoints[i].x = Xx(points[i].x + xoff, points[i].y + yoff, t);
+		xpoints[i].y = Xy(points[i].x + xoff, points[i].y + yoff, t);
+		if (mode == CoordModePrevious) {
+			xoff += points[i].x;
+			yoff += points[i].y;
+		}
+	}
+	return xpoints;
+}
+
+static void
+TFillPolygon (
+    Display	*dpy,
+    Drawable	d,
+    GC		gc,
+    Transform	*t,
+    TPoint	*points,
+    int		n_points,
+    int		shape,
+    int		mode)
+{
+	XPoint	*xpoints;
+
+	xpoints = TranslatePoints (points, n_points, t, mode);
+	if (xpoints) {
+		XFillPolygon (dpy, d, gc, xpoints, n_points, shape,
+				CoordModeOrigin);
+		free (xpoints);
+	}
+}
+
+static void
+TDrawArc (
+    Display	*dpy,
+    Drawable	d,
+    GC		gc,
+    Transform	*t,
+    double	x,
+    double	y,
+    double	width,
+    double	height,
+    int		angle1,
+    int		angle2)
+{
+	int	xx, xy, xw, xh;
+
+	xx = Xx(x,y,t);
+	xy = Xy(x,y,t);
+	xw = Xwidth (width, height, t);
+	xh = Xheight (width, height, t);
+	if (xw < 0) {
+		xx += xw;
+		xw = -xw;
+	}
+	if (xh < 0) {
+		xy += xh;
+		xh = -xh;
+	}
+	XDrawArc (dpy, d, gc, xx, xy, xw, xh, angle1, angle2);
+}
+#endif
+
+void
+TFillArc (dpy, d, gc, t, x, y, width, height, angle1, angle2)
+    Display	*dpy;
+    Drawable	d;
+    GC		gc;
+    Transform	*t;
+    double	x, y, width, height;
+    int		angle1, angle2;
+{
+	int	xx, xy, xw, xh;
+
+	xx = Xx(x,y,t);
+	xy = Xy(x,y,t);
+	xw = Xwidth (width, height, t);
+	xh = Xheight (width, height, t);
+	if (xw < 0) {
+		xx += xw;
+		xw = -xw;
+	}
+	if (xh < 0) {
+		xy += xh;
+		xh = -xh;
+	}
+	XFillArc (dpy, d, gc, xx, xy, xw, xh, angle1, angle2);
+}
+
+void
+SetTransform (t, xx1, xx2, xy1, xy2, tx1, tx2, ty1, ty2)
+    Transform	*t;
+    int		xx1, xx2, xy1, xy2;
+    double	tx1, tx2, ty1, ty2;
+{
+	t->mx = ((double) xx2 - xx1) / (tx2 - tx1);
+	t->bx = ((double) xx1) - t->mx * tx1;
+	t->my = ((double) xy2 - xy1) / (ty2 - ty1);
+	t->by = ((double) xy1) - t->my * ty1;
+}
diff --git a/transform.h b/transform.h
new file mode 100644
index 0000000..b22620d
--- /dev/null
+++ b/transform.h
@@ -0,0 +1,35 @@
+/*
+ * header file for transformed coordinate system.  No rotations
+ * supported, as elipses cannot be rotated in X.
+ */
+/* $XFree86: xc/programs/xeyes/transform.h,v 1.3 2000/02/17 14:00:35 dawes Exp $ */
+
+typedef struct _transform {
+	double	mx, bx;
+	double	my, by;
+} Transform;
+
+typedef struct _TPoint {
+	double	x, y;
+} TPoint;
+
+typedef struct _TRectangle {
+	double	x, y, width, height;
+} TRectangle;
+
+# define Xx(x,y,t)	((int)((t)->mx * (x) + (t)->bx + 0.5))
+# define Xy(x,y,t)	((int)((t)->my * (y) + (t)->by + 0.5))
+# define Xwidth(w,h,t)	((int)((t)->mx * (w) + 0.5))
+# define Xheight(w,h,t)	((int)((t)->my * (h) + 0.5))
+# define Tx(x,y,t)	((((double) (x)) - (t)->bx) / (t)->mx)
+# define Ty(x,y,t)	((((double) (y)) - (t)->by) / (t)->my)
+# define Twidth(w,h,t)	(((double) (w)) / (t)->mx)
+# define Theight(w,h,t)	(((double) (h)) / (t)->my)
+
+extern void TFillArc (Display *dpy, Drawable d, GC gc,
+                      Transform *t,
+                      double x, double y, double width, double height,
+                      int angle1, int angle2);
+extern void SetTransform (Transform *t,
+                          int xx1, int xx2, int xy1, int xy2,
+                          double tx1, double tx2, double ty1, double ty2);
diff --git a/xeyes.c b/xeyes.c
new file mode 100644
index 0000000..a78cea1
--- /dev/null
+++ b/xeyes.c
@@ -0,0 +1,132 @@
+/* $XConsortium: xeyes.c,v 1.16 94/04/17 20:45:23 rws Exp $ */
+/*
+
+Copyright (c) 1991  X Consortium
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR
+OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of the X Consortium shall
+not be used in advertising or otherwise to promote the sale, use or
+other dealings in this Software without prior written authorization
+from the X Consortium.
+
+*/
+/* $XFree86: xc/programs/xeyes/xeyes.c,v 1.4 2001/08/27 23:35:13 dawes Exp $ */
+
+#include <X11/Intrinsic.h>
+#include <X11/StringDefs.h>
+#include <X11/Shell.h>
+#include "Eyes.h"
+#include <stdio.h> 
+#include <stdlib.h> 
+#include "eyes.bit"
+#include "eyesmask.bit"
+
+/* Exit with message describing command line format */
+
+static void
+usage(void)
+{
+    fprintf(stderr,
+"usage: xeyes\n");
+    fprintf (stderr, 
+"       [-geometry [{width}][x{height}][{+-}{xoff}[{+-}{yoff}]]] [-display [{host}]:[{vs}]]\n");
+    fprintf(stderr,
+"       [-fg {color}] [-bg {color}] [-bd {color}] [-bw {pixels}]");
+    fprintf(stderr, " [-shape | +shape]");
+    fprintf(stderr, "\n");
+    fprintf(stderr,
+"       [-outline {color}] [-center {color}] [-backing {backing-store}]\n");
+    exit(1);
+}
+
+/* Command line options table.  Only resources are entered here...there is a
+   pass over the remaining options after XtParseCommand is let loose. */
+
+static XrmOptionDescRec options[] = {
+{"-outline",	"*eyes.outline",	XrmoptionSepArg,	NULL},
+{"-center",	"*eyes.center",		XrmoptionSepArg,	NULL},
+{"-backing",	"*eyes.backingStore",	XrmoptionSepArg,	NULL},
+{"-shape",	"*eyes.shapeWindow",	XrmoptionNoArg,		"TRUE"},
+{"+shape",	"*eyes.shapeWindow",	XrmoptionNoArg,		"FALSE"},
+};
+
+static Atom wm_delete_window;
+
+/*ARGSUSED*/
+static void
+quit(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+    if (event->type == ClientMessage && 
+	event->xclient.data.l[0] != wm_delete_window) {
+	XBell(XtDisplay(w), 0);
+    } else {
+	XtDestroyApplicationContext(XtWidgetToApplicationContext(w));
+	exit(0);
+    }
+}
+
+static XtActionsRec actions[] = {
+    {"quit",	quit}
+};
+
+int
+main(int argc, char **argv)
+{
+    XtAppContext app_context;
+    Widget toplevel;
+    Arg arg[2];
+    Cardinal i;
+    
+    XtSetLanguageProc(NULL, (XtLanguageProc) NULL, NULL);
+
+    toplevel = XtAppInitialize(&app_context, "XEyes", 
+			       options, XtNumber(options), &argc, argv,
+			       NULL, arg, (Cardinal) 0);
+    if (argc != 1) usage();
+
+    wm_delete_window = XInternAtom(XtDisplay(toplevel), "WM_DELETE_WINDOW",
+				   False);
+    XtAppAddActions(app_context, actions, XtNumber(actions));
+    XtOverrideTranslations
+	(toplevel, XtParseTranslationTable ("<Message>WM_PROTOCOLS: quit()"));
+    
+    i = 0;
+    XtSetArg (arg[i], XtNiconPixmap, 
+	      XCreateBitmapFromData (XtDisplay(toplevel),
+				     XtScreen(toplevel)->root,
+				     (char *)eyes_bits, eyes_width, eyes_height));
+    i++;
+    XtSetArg (arg[i], XtNiconMask, 
+	      XCreateBitmapFromData (XtDisplay(toplevel),
+				     XtScreen(toplevel)->root,
+				     (char *)eyesmask_bits,
+				     eyesmask_width, eyesmask_height));
+    i++;
+    XtSetValues (toplevel, arg, i);
+
+    (void) XtCreateManagedWidget ("eyes", eyesWidgetClass, toplevel, NULL, 0);
+    XtRealizeWidget (toplevel);
+    (void) XSetWMProtocols (XtDisplay(toplevel), XtWindow(toplevel),
+                            &wm_delete_window, 1);
+    XtAppMainLoop(app_context);
+
+    return 0;
+}
diff --git a/xeyes.man b/xeyes.man
new file mode 100644
index 0000000..77b170f
--- /dev/null
+++ b/xeyes.man
@@ -0,0 +1,56 @@
+.\" $XConsortium: xeyes.man,v 1.12 94/04/17 20:45:24 gildea Exp $
+.\"
+.\" $XFree86: xc/programs/xeyes/xeyes.man,v 1.3 2001/01/27 18:21:12 dawes Exp $
+.\"
+.TH XEYES 1 __xorgversion__
+.SH NAME
+xeyes \- a follow the mouse X demo
+.SH SYNOPSIS
+.B xeyes
+[-option ...]
+.SH DESCRIPTION
+.I Xeyes
+watches what you do and reports to the Boss.
+.SH OPTIONS
+.TP 8
+.B \-fg \fIforeground color\fB
+choose a different color for the pupil of the eyes.
+.TP 8
+.B \-bg \fIbackground color\fB
+choose a different color for the background.
+.TP 8
+.B \-outline \fIoutline color\fB
+choose a different color for the outline of the eyes.
+.TP 8
+.B \-center \fIcenter color\fB
+choose a different color for the center of the eyes.
+.TP 8
+.B \-backing \fI{ WhenMapped Always NotUseful }\fB
+selects an appropriate level of backing store.
+.TP 8
+.B \-geometry \fIgeometry\fB
+define the initial window geometry; see \fIX(__miscmansuffix__)\fP.
+.TP 8
+.B \-display \fIdisplay\fB
+specify the display to use; see \fIX(__miscmansuffix__)\fP.
+.TP 8
+.B \-bd \fIborder color\fB
+choose a different color for the window border.
+.TP 8
+.B \-bw \fIborder width\fB
+choose a different width for the window border.
+.TP 8
+.B \-shape
+uses the SHAPE extension to shape the window.  This is the default.
+.TP 8
+.B \+shape
+Disables uses the SHAPE extension to shape the window.
+.SH "SEE ALSO"
+X(__miscmansuffix__), X Toolkit documentation
+.br
+See \fIX(__miscmansuffix__)\fP for a full statement of rights and permissions.
+.SH AUTHOR
+Keith Packard, MIT X Consortium
+.br
+Copied from the NeWS version written (apparantly) by Jeremy Huxtable as seen
+at SIGGRAPH '88