/*
 * Smithsonian Astrophysical Observatory, Cambridge, MA, USA
 * This code has been modified under the terms listed below and is made
 * available under the same terms.
 */

/*
 *	Copyright 1993-2004 George A Howlett.
 *
 *	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 AUTHORS OR COPYRIGHT HOLDERS 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.
 */

#ifndef _BLT_GR_MARKER_BITMAP_H
#define _BLT_GR_MARKER_BITMAP_H

#include "bltGrMarker.h"

class BitmapMarker {
 public:
  GraphObj obj;			/* Must be first field in marker. */

  MarkerClass *classPtr;

  Tk_OptionTable optionTable;	/* Configuration specifications */
  Tcl_HashEntry *hashPtr;

  Blt_ChainLink link;

  const char* elemName;		/* Element associated with marker. Let's
				 * you link a marker to an element. The
				 * marker is drawn only if the element
				 * is also visible. */
  Axis2d axes;

  Point2d *worldPts;			/* Coordinate array to position
					 * marker. */
  int nWorldPts;			/* # of points in above array. */

  int drawUnder;			/* If non-zero, draw the marker
					 * underneath any elements. This can be
					 * a performance penalty because the
					 * graph must be redraw entirely each
					 * time the marker is redrawn. */

  int clipped;			/* Indicates if the marker is totally
				 * clipped by the plotting area. */

  int hide;
  unsigned int flags;		


  int xOffset, yOffset;		/* Pixel offset from graph position */

  int state;

  /* Fields specific to bitmap markers. */

  Pixmap srcBitmap;			/* Original bitmap. May be further
					 * scaled or rotated. */
  double reqAngle;			/* Requested rotation of the bitmap */
  float angle;			/* Normalized rotation (0..360
				 * degrees) */
  Tk_Anchor anchor;			/* If only one X-Y coordinate is given,
					 * indicates how to translate the given
					 * marker position.  Otherwise, if there
					 * are two X-Y coordinates, then this
					 * value is ignored. */
  Point2d anchorPt;			/* Translated anchor point. */

  XColor *outlineColor;		/* Foreground color */
  XColor* fillColor;			/* Background color */

  GC gc;				/* Private graphic context */
  GC fillGC;				/* Shared graphic context */
  Pixmap destBitmap;			/* Bitmap to be drawn. */
  int destWidth, destHeight;		/* Dimensions of the final bitmap */

  Point2d outline[MAX_OUTLINE_POINTS];/* Polygon representing the background
				       * of the bitmap. */
  int nOutlinePts;
};

#endif