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authordsinclair <dsinclair@chromium.org>2016-05-18 11:09:47 -0700
committerCommit bot <commit-bot@chromium.org>2016-05-18 11:09:47 -0700
commit653951828cf934afb48b57989089a99b38620d02 (patch)
tree8a91b6f3ffac3d992e47e5d6fd4da31245597ff9 /xfa/fde/cfde_txtedtbuf.h
parent3b093630d55ad97807bcc710227b03819944605b (diff)
downloadpdfium-653951828cf934afb48b57989089a99b38620d02.tar.xz
Split xfa/fee files into individual class files.
This CL splits the xfa/fee files into individual class files and moves them into the xfa/fde directory where they belong. Review-Url: https://codereview.chromium.org/1994693002
Diffstat (limited to 'xfa/fde/cfde_txtedtbuf.h')
-rw-r--r--xfa/fde/cfde_txtedtbuf.h65
1 files changed, 65 insertions, 0 deletions
diff --git a/xfa/fde/cfde_txtedtbuf.h b/xfa/fde/cfde_txtedtbuf.h
new file mode 100644
index 0000000000..0007fa4acd
--- /dev/null
+++ b/xfa/fde/cfde_txtedtbuf.h
@@ -0,0 +1,65 @@
+// 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_CFDE_TXTEDTBUF_H_
+#define XFA_FDE_CFDE_TXTEDTBUF_H_
+
+#include "core/fxcrt/include/fx_basic.h"
+#include "core/fxcrt/include/fx_system.h"
+
+class IFX_MemoryAllocator;
+class IFX_Pause;
+
+class CFDE_TxtEdtBuf {
+ public:
+ CFDE_TxtEdtBuf();
+
+ void Release();
+ FX_BOOL SetChunkSize(int32_t nChunkSize);
+ int32_t GetChunkSize() const;
+ int32_t GetTextLength() const;
+ void SetText(const CFX_WideString& wsText);
+ void GetText(CFX_WideString& wsText) const;
+ FX_WCHAR GetCharByIndex(int32_t nIndex) const;
+ void GetRange(CFX_WideString& wsText,
+ int32_t nBegin,
+ int32_t nCount = -1) const;
+
+ void Insert(int32_t nPos, const FX_WCHAR* lpText, int32_t nLength = 1);
+ void Delete(int32_t nIndex, int32_t nLength = 1);
+ void Clear(FX_BOOL bRelease = TRUE);
+
+ FX_BOOL Optimize(IFX_Pause* pPause = nullptr);
+
+ protected:
+ ~CFDE_TxtEdtBuf();
+
+ private:
+ friend class CFDE_TxtEdtBufIter;
+
+ struct FDE_CHUNKHEADER {
+ int32_t nUsed;
+ FX_WCHAR wChars[1];
+ };
+
+ struct FDE_CHUNKPLACE {
+ int32_t nChunkIndex;
+ int32_t nCharIndex;
+ };
+
+ void ResetChunkBuffer(int32_t nDefChunkCount, int32_t nChunkSize);
+ int32_t CP2Index(const FDE_CHUNKPLACE& cp) const;
+ void Index2CP(int32_t nIndex, FDE_CHUNKPLACE& cp) const;
+
+ int32_t m_nChunkSize;
+
+ int32_t m_nTotal;
+ FX_BOOL m_bChanged;
+ CFX_ArrayTemplate<FDE_CHUNKHEADER*> m_Chunks;
+ IFX_MemoryAllocator* m_pAllocator;
+};
+
+#endif // XFA_FDE_CFDE_TXTEDTBUF_H_