1 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 : /* ***** BEGIN LICENSE BLOCK *****
3 : * Version: MPL 1.1/GPL 2.0/LGPL 2.1
4 : *
5 : * The contents of this file are subject to the Mozilla Public License Version
6 : * 1.1 (the "License"); you may not use this file except in compliance with
7 : * the License. You may obtain a copy of the License at
8 : * http://www.mozilla.org/MPL/
9 : *
10 : * Software distributed under the License is distributed on an "AS IS" basis,
11 : * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
12 : * for the specific language governing rights and limitations under the
13 : * License.
14 : *
15 : * The Original Code is Mozilla MathML Project.
16 : *
17 : * The Initial Developer of the Original Code is
18 : * The University Of Queensland.
19 : * Portions created by the Initial Developer are Copyright (C) 1999
20 : * the Initial Developer. All Rights Reserved.
21 : *
22 : * Contributor(s):
23 : * Roger B. Sidje <rbs@maths.uq.edu.au>
24 : * David J. Fiddes <D.J.Fiddes@hw.ac.uk>
25 : * Shyjan Mahamud <mahamud@cs.cmu.edu> (added TeX rendering rules)
26 : *
27 : * Alternatively, the contents of this file may be used under the terms of
28 : * either of the GNU General Public License Version 2 or later (the "GPL"),
29 : * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
30 : * in which case the provisions of the GPL or the LGPL are applicable instead
31 : * of those above. If you wish to allow use of your version of this file only
32 : * under the terms of either the GPL or the LGPL, and not to allow others to
33 : * use your version of this file under the terms of the MPL, indicate your
34 : * decision by deleting the provisions above and replace them with the notice
35 : * and other provisions required by the GPL or the LGPL. If you do not delete
36 : * the provisions above, a recipient may use your version of this file under
37 : * the terms of any one of the MPL, the GPL or the LGPL.
38 : *
39 : * ***** END LICENSE BLOCK ***** */
40 :
41 : #ifndef nsMathMLmsupFrame_h___
42 : #define nsMathMLmsupFrame_h___
43 :
44 : #include "nsCOMPtr.h"
45 : #include "nsMathMLContainerFrame.h"
46 :
47 : //
48 : // <msup> -- attach a superscript to a base
49 : //
50 :
51 : class nsMathMLmsupFrame : public nsMathMLContainerFrame {
52 : public:
53 : NS_DECL_FRAMEARENA_HELPERS
54 :
55 : friend nsIFrame* NS_NewMathMLmsupFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
56 :
57 : NS_IMETHOD
58 : TransmitAutomaticData();
59 :
60 : virtual nsresult
61 : Place(nsRenderingContext& aRenderingContext,
62 : bool aPlaceOrigin,
63 : nsHTMLReflowMetrics& aDesiredSize);
64 :
65 : static nsresult
66 : PlaceSuperScript (nsPresContext* aPresContext,
67 : nsRenderingContext& aRenderingContext,
68 : bool aPlaceOrigin,
69 : nsHTMLReflowMetrics& aDesiredSize,
70 : nsMathMLContainerFrame* aForFrame,
71 : nscoord aUserSupScriptShift,
72 : nscoord aScriptSpace);
73 :
74 : protected:
75 0 : nsMathMLmsupFrame(nsStyleContext* aContext) : nsMathMLContainerFrame(aContext) {}
76 : virtual ~nsMathMLmsupFrame();
77 :
78 0 : virtual PRIntn GetSkipSides() const { return 0; }
79 : };
80 :
81 : #endif /* nsMathMLmsupFrame_h___ */
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