summaryrefslogtreecommitdiff
path: root/xfa/fgas/layout/cfx_breakline.cpp
blob: 562f984ffe2948ee83548a2a7092618856e95d1c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
// Copyright 2017 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/fgas/layout/cfx_breakline.h"

#include "third_party/base/stl_util.h"

CFX_BreakLine::CFX_BreakLine() : m_iStart(0), m_iWidth(0), m_iArabicChars(0) {}

CFX_BreakLine::~CFX_BreakLine() {}

int32_t CFX_BreakLine::CountChars() const {
  return pdfium::CollectionSize<int32_t>(m_LineChars);
}

CFX_Char* CFX_BreakLine::GetChar(int32_t index) {
  ASSERT(pdfium::IndexInBounds(m_LineChars, index));
  return &m_LineChars[index];
}

const CFX_Char* CFX_BreakLine::GetChar(int32_t index) const {
  ASSERT(pdfium::IndexInBounds(m_LineChars, index));
  return &m_LineChars[index];
}

int32_t CFX_BreakLine::CountPieces() const {
  return pdfium::CollectionSize<int32_t>(m_LinePieces);
}

const CFX_BreakPiece* CFX_BreakLine::GetPiece(int32_t index) const {
  ASSERT(index >= 0 && index < CountPieces());
  return &m_LinePieces[index];
}

void CFX_BreakLine::GetString(CFX_WideString& wsStr) const {
  int32_t iCount = pdfium::CollectionSize<int32_t>(m_LineChars);
  wchar_t* pBuf = wsStr.GetBuffer(iCount);
  for (int32_t i = 0; i < iCount; i++)
    *pBuf++ = static_cast<wchar_t>(m_LineChars[i].m_wCharCode);
  wsStr.ReleaseBuffer(iCount);
}

int32_t CFX_BreakLine::GetLineEnd() const {
  return m_iStart + m_iWidth;
}

void CFX_BreakLine::Clear() {
  m_LineChars.clear();
  m_LinePieces.clear();
  m_iWidth = 0;
  m_iArabicChars = 0;
}