128 lines
3.9 KiB
C++
128 lines
3.9 KiB
C++
/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1 (the
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* "License"); you may not use this file except in compliance with the License. You may obtain
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* a copy of the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
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* WARRANTY OF ANY KIND, either express or implied. See the License for the specific
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* language governing rights and limitations under the License.
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*
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* The Original Code is [Open Source Virtual Machine.]
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*
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* The Initial Developer of the Original Code is Adobe System Incorporated. Portions created
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* by the Initial Developer are Copyright (C)[ 1993-2006 ] Adobe Systems Incorporated. All Rights
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* Reserved.
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*
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* Contributor(s): Adobe AS3 Team
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*
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* Alternatively, the contents of this file may be used under the terms of either the GNU
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* General Public License Version 2 or later (the "GPL"), or the GNU Lesser General Public
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* License Version 2.1 or later (the "LGPL"), in which case the provisions of the GPL or the
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* LGPL are applicable instead of those above. If you wish to allow use of your version of this
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* file only under the terms of either the GPL or the LGPL, and not to allow others to use your
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* version of this file under the terms of the MPL, indicate your decision by deleting provisions
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* above and replace them with the notice and other provisions required by the GPL or the
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* LGPL. If you do not delete the provisions above, a recipient may use your version of this file
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* under the terms of any one of the MPL, the GPL or the LGPL.
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*
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***** END LICENSE BLOCK ***** */
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#ifndef __avmplus_AtomArray__
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#define __avmplus_AtomArray__
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namespace avmplus
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{
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class AtomArray
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{
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public:
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AtomArray(int initialCapacity = 0);
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~AtomArray();
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/////////////////////////////////////////////////////
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// Array AS API support
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/////////////////////////////////////////////////////
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// Pop last element off the end of the array and shrink length
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Atom pop();
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// n arguments are pushed on the array (argc is returned)
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uint32 push(Atom *args, int argc);
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// Reverse array elements
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void reverse();
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// return 0th element, shift rest down
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Atom shift();
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// insertPoint arg - place to insert
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// insertCount arg - number to insert
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// deleteCount - number to delete
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// args - #insertCount args to insert
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// offset - offset in args to start the insertion from.
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void splice(uint32 insertPoint, uint32 insertCount, uint32 deleteCount, AtomArray *args, int offset=0);
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// insert array of arguments at front of array
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Atom unshift(Atom *args, int argc);
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/////////////////////////////////////////////////////
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uint32 getLength() const { return m_length; };
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void setLength(uint32 len) { m_length = len; }
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uint32 capacity() const
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{
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return MMgc::GC::Size(m_atoms)/sizeof(Atom);
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}
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void push (Atom a);
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void push (const AtomArray *a);
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void removeAt (uint32 index);
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void insert (uint32 index, Atom a);
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void setAt (uint32 index, Atom a);
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void clear();
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Atom operator[](uint32 index) const { return getAt(index); };
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Atom getAt(uint32 index) const;
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// ONLY USE THIS IF YOU PRE-CHECK THE LENGTH
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Atom getAtFast(uint32 index) const
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{
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AvmAssert(index < m_length);
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return m_atoms[index];
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};
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/**
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* Compacts the AtomArray so it is exactly large enough
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* to hold the contents of the array.
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*
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* This is useful for conserving memory.
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*/
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void pack();
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void checkCapacity (int newLength);
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private:
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uint32 m_length;
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Atom* m_atoms;
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const static int kMinCapacity = 4;
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void setAtInternal(uint32 index, Atom a)
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{
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// m_arr[index] = a;
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WBATOM( MMgc::GC::GetGC(m_atoms), m_atoms, m_atoms + index, a);
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}
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void setAtoms(MMgc::GC *gc, Atom *atoms)
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{
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WB(gc, gc->FindBeginning(this), &m_atoms, atoms);
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}
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};
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}
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#endif /* __avmplus_AtomArray__ */
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