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// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
#ifndef XFA_FDE_FDE_ITERATOR_H_
#define XFA_FDE_FDE_ITERATOR_H_
#include "xfa/fde/fde_visualset.h"
#include "xfa/fgas/crt/fgas_memory.h"
#include "xfa/fgas/crt/fgas_utils.h"
struct FDE_CANVASITEM {
IFDE_CanvasSet* pCanvas;
FDE_HVISUALOBJ hCanvas;
FX_POSITION hPos;
};
class CFDE_VisualSetIterator : public IFDE_VisualSetIterator,
public CFX_Target {
public:
CFDE_VisualSetIterator();
~CFDE_VisualSetIterator();
virtual void Release() { delete this; }
virtual FX_BOOL AttachCanvas(IFDE_CanvasSet* pCanvas);
virtual FX_BOOL FilterObjects(uint32_t dwObjects = 0xFFFFFFFF);
virtual void Reset();
virtual FDE_HVISUALOBJ GetNext(IFDE_VisualSet*& pVisualSet,
FDE_HVISUALOBJ* phCanvasObj = NULL,
IFDE_CanvasSet** ppCanvasSet = NULL);
protected:
uint32_t m_dwFilter;
CFX_StackTemplate<FDE_CANVASITEM> m_CanvasStack;
};
#endif // XFA_FDE_FDE_ITERATOR_H_
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