90 lines
2.1 KiB
C++
90 lines
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is Mozilla Communicator client code.
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*
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* The Initial Developer of the Original Code is Netscape Communications
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* Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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#ifndef nsTextRun_h___
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#define nsTextRun_h___
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#include "nslayout.h"
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#include "nsIFrame.h"
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#include "nsVoidArray.h"
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class nsIContent;
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class nsTextFragment;
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// XXX it might be cheaper to have the text-run only contain the
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// content pointer instead of the frame pointer
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// A run of text. In mText are the nsIFrame's that are considered text
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// frames.
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class nsTextRun {
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public:
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nsTextRun();
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~nsTextRun();
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nsIFrame* FindNextText(nsIFrame* aFrame);
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nsTextRun* GetNext() const {
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return mNext;
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}
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void SetNext(nsTextRun* aNext) {
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mNext = aNext;
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}
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PRInt32 Count() const {
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return mArray.Count();
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}
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#ifdef DEBUG
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void SizeOf(nsISizeOfHandler* aHandler, PRUint32* aResult) const {
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if (aResult) {
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mArray.SizeOf(aHandler, aResult);
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*aResult += sizeof(this) - sizeof(mArray);
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}
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}
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#endif
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nsIFrame* operator[](PRInt32 aIndex) const {
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return (nsIFrame*) mArray[aIndex];
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}
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#ifdef DEBUG
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void List(FILE* out, PRInt32 aIndent);
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#endif
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static void DeleteTextRuns(nsTextRun* aRun) {
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while (nsnull != aRun) {
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nsTextRun* next = aRun->GetNext();
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delete aRun;
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aRun = next;
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}
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}
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protected:
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nsVoidArray mArray;
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nsTextRun* mNext;
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// XXX get rid of this
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friend class nsLineLayout;
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};
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#endif /* nsTextRun_h___ */
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