Rebuild CFDE_TextEditEngine.

This CL rebuilds the text edit engine in a simpler fashion. Instead of
depending on multiple pages, paragraphs and buffer fields there is a
single text edit engine which contains a gap buffer.

This makes the code easier to understand and follow.

Change-Id: I10fe85603fa9ed15a647eaac2d931f113cd0c7b0
Reviewed-on: https://pdfium-review.googlesource.com/11990
Commit-Queue: dsinclair <dsinclair@chromium.org>
Reviewed-by: Henrique Nakashima <hnakashima@chromium.org>
Reviewed-by: Ryan Harrison <rharrison@chromium.org>

1 files changed, 0 insertions, 60 deletions

diff --git a/xfa/fde/cfde_txtedttextset.cpp b/xfa/fde/cfde_txtedttextset.cpp
deleted file mode 100644
index 0b6cf8214e..0000000000
--- a/xfa/fde/cfde_txtedttextset.cpp
+++ /dev/null
@@ -1,60 +0,0 @@
-// Copyright 2016 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
-
-#include "xfa/fde/cfde_txtedttextset.h"
-
-#include "xfa/fde/cfde_txtedtengine.h"
-#include "xfa/fgas/font/cfgas_gefont.h"
-#include "xfa/fgas/layout/cfx_txtbreak.h"
-
-CFDE_TxtEdtTextSet::CFDE_TxtEdtTextSet(CFDE_TxtEdtPage* pPage)
-    : m_pPage(pPage) {}
-
-CFDE_TxtEdtTextSet::~CFDE_TxtEdtTextSet() {}
-
-int32_t CFDE_TxtEdtTextSet::GetDisplayPos(const FDE_TEXTEDITPIECE& piece,
-                                          FXTEXT_CHARPOS* pCharPos) const {
-  int32_t nLength = piece.nCount;
-  if (nLength < 1)
-    return 0;
-
-  CFDE_TxtEdtEngine* pEngine =
-      static_cast<CFDE_TxtEdtEngine*>(m_pPage->GetEngine());
-  const FDE_TXTEDTPARAMS* pTextParams = pEngine->GetEditParams();
-  CFX_TxtBreak* pBreak = pEngine->GetTextBreak();
-  uint32_t dwLayoutStyle = pBreak->GetLayoutStyles();
-  FX_TXTRUN tr;
-  tr.pAccess = m_pPage.Get();
-  tr.pIdentity = &piece;
-  tr.iLength = nLength;
-  tr.pFont = pTextParams->pFont;
-  tr.fFontSize = pTextParams->fFontSize;
-  tr.dwStyles = dwLayoutStyle;
-  tr.dwCharStyles = piece.dwCharStyles;
-  tr.pRect = &piece.rtPiece;
-  return pBreak->GetDisplayPos(&tr, pCharPos);
-}
-
-std::vector<CFX_RectF> CFDE_TxtEdtTextSet::GetCharRects(
-    const FDE_TEXTEDITPIECE* pPiece,
-    bool bBBox) const {
-  if (!pPiece || pPiece->nCount < 1)
-    return std::vector<CFX_RectF>();
-
-  auto* pEngine = static_cast<CFDE_TxtEdtEngine*>(m_pPage->GetEngine());
-  const FDE_TXTEDTPARAMS* pTextParams = pEngine->GetEditParams();
-  uint32_t dwLayoutStyle = pEngine->GetTextBreak()->GetLayoutStyles();
-  FX_TXTRUN tr;
-  tr.pAccess = m_pPage.Get();
-  tr.pIdentity = pPiece;
-  tr.iLength = pPiece->nCount;
-  tr.pFont = pTextParams->pFont;
-  tr.fFontSize = pTextParams->fFontSize;
-  tr.dwStyles = dwLayoutStyle;
-  tr.dwCharStyles = pPiece->dwCharStyles;
-  tr.pRect = &pPiece->rtPiece;
-  return pEngine->GetTextBreak()->GetCharRects(&tr, bBBox);
-}