| // 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/fpdfapi/fpdf_page/cpdf_clippathdata.h" |
| |
| #include "core/fpdfapi/fpdf_page/include/cpdf_path.h" |
| #include "core/fpdfapi/fpdf_page/include/cpdf_textobject.h" |
| |
| CPDF_ClipPathData::CPDF_ClipPathData() |
| : m_PathCount(0), |
| m_pPathList(nullptr), |
| m_pTypeList(nullptr), |
| m_TextCount(0), |
| m_pTextList(nullptr) {} |
| |
| CPDF_ClipPathData::~CPDF_ClipPathData() { |
| delete[] m_pPathList; |
| FX_Free(m_pTypeList); |
| |
| for (int i = m_TextCount - 1; i > -1; i--) |
| delete m_pTextList[i]; |
| FX_Free(m_pTextList); |
| } |
| |
| CPDF_ClipPathData::CPDF_ClipPathData(const CPDF_ClipPathData& src) { |
| m_pPathList = nullptr; |
| m_pPathList = nullptr; |
| m_pTextList = nullptr; |
| |
| m_PathCount = src.m_PathCount; |
| if (m_PathCount) { |
| int alloc_size = m_PathCount; |
| if (alloc_size % 8) |
| alloc_size += 8 - (alloc_size % 8); |
| |
| m_pPathList = new CPDF_Path[alloc_size]; |
| for (int i = 0; i < m_PathCount; i++) |
| m_pPathList[i] = src.m_pPathList[i]; |
| |
| m_pTypeList = FX_Alloc(uint8_t, alloc_size); |
| FXSYS_memcpy(m_pTypeList, src.m_pTypeList, m_PathCount); |
| } else { |
| m_pPathList = nullptr; |
| m_pTypeList = nullptr; |
| } |
| |
| m_TextCount = src.m_TextCount; |
| if (m_TextCount) { |
| m_pTextList = FX_Alloc(CPDF_TextObject*, m_TextCount); |
| for (int i = 0; i < m_TextCount; i++) { |
| if (src.m_pTextList[i]) |
| m_pTextList[i] = src.m_pTextList[i]->Clone(); |
| else |
| m_pTextList[i] = nullptr; |
| } |
| } else { |
| m_pTextList = nullptr; |
| } |
| } |
| |
| void CPDF_ClipPathData::SetCount(int path_count, int text_count) { |
| ASSERT(m_TextCount == 0 && m_PathCount == 0); |
| if (path_count) { |
| m_PathCount = path_count; |
| int alloc_size = (path_count + 7) / 8 * 8; |
| m_pPathList = new CPDF_Path[alloc_size]; |
| m_pTypeList = FX_Alloc(uint8_t, alloc_size); |
| } |
| |
| if (text_count) { |
| m_TextCount = text_count; |
| m_pTextList = FX_Alloc(CPDF_TextObject*, text_count); |
| } |
| } |