win/include/content/nsISVGTextContentMetrics.h

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
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 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is the Mozilla SVG project.
 *
 * The Initial Developer of the Original Code is
 * Crocodile Clips Ltd..
 * Portions created by the Initial Developer are Copyright (C) 2002
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Alex Fritze <alex.fritze@crocodile-clips.com> (original author)
 *
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 * either of the GNU General Public License Version 2 or later (the "GPL"),
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#ifndef __NS_ISVGTEXTCONTENTMETRICS_H__
#define __NS_ISVGTEXTCONTENTMETRICS_H__

#include "nsISupports.h"
class nsIDOMSVGRect;
class nsIDOMSVGPoint;

////////////////////////////////////////////////////////////////////////
// nsISVGTextContentMetrics

// {CBF0A774-4171-4112-BD9A-F49BEFC0CE18}
#define NS_ISVGTEXTCONTENTMETRICS_IID \
{ 0xcbf0a774, 0x4171, 0x4112, { 0xbd, 0x9a, 0xf4, 0x9b, 0xef, 0xc0, 0xce, 0x18 } }

class nsISVGTextContentMetrics : public nsISupports
{
public:
  NS_DECLARE_STATIC_IID_ACCESSOR(NS_ISVGTEXTCONTENTMETRICS_IID)
  
  NS_IMETHOD GetNumberOfChars(PRInt32 *_retval)=0;
  NS_IMETHOD GetComputedTextLength(float *_retval)=0;
  NS_IMETHOD GetSubStringLength(PRUint32 charnum, PRUint32 nchars, float *_retval)=0;
  NS_IMETHOD GetStartPositionOfChar(PRUint32 charnum, nsIDOMSVGPoint **_retval)=0;
  NS_IMETHOD GetEndPositionOfChar(PRUint32 charnum, nsIDOMSVGPoint **_retval)=0;
  NS_IMETHOD GetExtentOfChar(PRUint32 charnum, nsIDOMSVGRect **_retval)=0;
  NS_IMETHOD GetRotationOfChar(PRUint32 charnum, float *_retval)=0;
  NS_IMETHOD GetCharNumAtPosition(nsIDOMSVGPoint *point, PRInt32 *_retval)=0;
};

NS_DEFINE_STATIC_IID_ACCESSOR(nsISVGTextContentMetrics,
                              NS_ISVGTEXTCONTENTMETRICS_IID)

#endif // __NS_ISVGTEXTCONTENTMETRICS_H__