text: // 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 "core/fxge/cfx_graphstatedata.h"
  
  #include "core/fxcrt/fx_memory.h"
  #include "core/fxcrt/fx_system.h"
  
  CFX_GraphStateData::CFX_GraphStateData()
      : m_LineCap(LineCapButt),
        m_DashCount(0),
        m_DashArray(nullptr),
        m_DashPhase(0),
        m_LineJoin(LineJoinMiter),
        m_MiterLimit(10 * 1.0f),
        m_LineWidth(1.0f) {}
  
  CFX_GraphStateData::CFX_GraphStateData(const CFX_GraphStateData& src) {
    m_DashArray = nullptr;
    Copy(src);
  }
  
  void CFX_GraphStateData::Copy(const CFX_GraphStateData& src) {
    m_LineCap = src.m_LineCap;
    m_DashCount = src.m_DashCount;
    FX_Free(m_DashArray);
    m_DashArray = nullptr;
    m_DashPhase = src.m_DashPhase;
    m_LineJoin = src.m_LineJoin;
    m_MiterLimit = src.m_MiterLimit;
    m_LineWidth = src.m_LineWidth;
    if (m_DashCount) {
      m_DashArray = FX_Alloc(float, m_DashCount);
      memcpy(m_DashArray, src.m_DashArray, m_DashCount * sizeof(float));
    }
  }
  
  CFX_GraphStateData::~CFX_GraphStateData() {
    FX_Free(m_DashArray);
  }
  
  void CFX_GraphStateData::SetDashCount(int count) {
    FX_Free(m_DashArray);
    m_DashArray = nullptr;
    m_DashCount = count;
    if (count == 0)
      return;
    m_DashArray = FX_Alloc(float, count);
  }
  