Move core/fpdfapi/fpdf_page to core/fpdfapi/page

core/fpdfapi/fpdf_page/cpdf_page.cpp

Index: core/fpdfapi/fpdf_page/cpdf_page.cpp
diff --git a/core/fpdfapi/fpdf_page/cpdf_page.cpp b/core/fpdfapi/fpdf_page/cpdf_page.cpp
deleted file mode 100644
index 7c4b2bb2038d3a3af4a2b3d67e48b64f8dd2e6e5..0000000000000000000000000000000000000000
--- a/core/fpdfapi/fpdf_page/cpdf_page.cpp
+++ /dev/null
@@ -1,176 +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 "core/fpdfapi/fpdf_page/cpdf_page.h"
-
-#include <set>
-
-#include "core/fpdfapi/cpdf_pagerendercontext.h"
-#include "core/fpdfapi/fpdf_page/cpdf_pageobject.h"
-#include "core/fpdfapi/fpdf_page/pageint.h"
-#include "core/fpdfapi/fpdf_parser/cpdf_array.h"
-#include "core/fpdfapi/fpdf_parser/cpdf_dictionary.h"
-#include "core/fpdfapi/fpdf_parser/cpdf_object.h"
-#include "core/fpdfapi/fpdf_render/cpdf_pagerendercache.h"
-#include "third_party/base/stl_util.h"
-
-CPDF_Page::CPDF_Page(CPDF_Document* pDocument,
-                     CPDF_Dictionary* pPageDict,
-                     bool bPageCache)
-    : m_PageWidth(100),
-      m_PageHeight(100),
-      m_pView(nullptr),
-      m_pPageRender(bPageCache ? new CPDF_PageRenderCache(this) : nullptr) {
-  m_pFormDict = pPageDict;
-  m_pDocument = pDocument;
-  if (!pPageDict)
-    return;
-
-  CPDF_Object* pageAttr = GetPageAttr("Resources");
-  m_pResources = pageAttr ? pageAttr->GetDict() : nullptr;
-  m_pPageResources = m_pResources;
-  CPDF_Object* pRotate = GetPageAttr("Rotate");
-  int rotate = pRotate ? pRotate->GetInteger() / 90 % 4 : 0;
-  if (rotate < 0)
-    rotate += 4;
-
-  CPDF_Array* pMediaBox = ToArray(GetPageAttr("MediaBox"));
-  CFX_FloatRect mediabox;
-  if (pMediaBox) {
-    mediabox = pMediaBox->GetRect();
-    mediabox.Normalize();
-  }
-  if (mediabox.IsEmpty())
-    mediabox = CFX_FloatRect(0, 0, 612, 792);
-
-  CPDF_Array* pCropBox = ToArray(GetPageAttr("CropBox"));
-  if (pCropBox) {
-    m_BBox = pCropBox->GetRect();
-    m_BBox.Normalize();
-  }
-  if (m_BBox.IsEmpty())
-    m_BBox = mediabox;
-  else
-    m_BBox.Intersect(mediabox);
-
-  m_PageWidth = m_BBox.right - m_BBox.left;
-  m_PageHeight = m_BBox.top - m_BBox.bottom;
-  if (rotate % 2)
-    std::swap(m_PageWidth, m_PageHeight);
-
-  switch (rotate) {
-    case 0:
-      m_PageMatrix.Set(1.0f, 0, 0, 1.0f, -m_BBox.left, -m_BBox.bottom);
-      break;
-    case 1:
-      m_PageMatrix.Set(0, -1.0f, 1.0f, 0, -m_BBox.bottom, m_BBox.right);
-      break;
-    case 2:
-      m_PageMatrix.Set(-1.0f, 0, 0, -1.0f, m_BBox.right, m_BBox.top);
-      break;
-    case 3:
-      m_PageMatrix.Set(0, 1.0f, -1.0f, 0, m_BBox.top, -m_BBox.left);
-      break;
-  }
-
-  m_Transparency = PDFTRANS_ISOLATED;
-  LoadTransInfo();
-}
-
-CPDF_Page::~CPDF_Page() {}
-
-void CPDF_Page::StartParse() {
-  if (m_ParseState == CONTENT_PARSED || m_ParseState == CONTENT_PARSING)
-    return;
-
-  m_pParser.reset(new CPDF_ContentParser);
-  m_pParser->Start(this);
-  m_ParseState = CONTENT_PARSING;
-}
-
-void CPDF_Page::ParseContent() {
-  StartParse();
-  ContinueParse(nullptr);
-}
-
-void CPDF_Page::SetRenderContext(
-    std::unique_ptr<CPDF_PageRenderContext> pContext) {
-  m_pRenderContext = std::move(pContext);
-}
-
-CPDF_Object* CPDF_Page::GetPageAttr(const CFX_ByteString& name) const {
-  CPDF_Dictionary* pPageDict = m_pFormDict;
-  std::set<CPDF_Dictionary*> visited;
-  while (1) {
-    visited.insert(pPageDict);
-    if (CPDF_Object* pObj = pPageDict->GetDirectObjectFor(name))
-      return pObj;
-
-    pPageDict = pPageDict->GetDictFor("Parent");
-    if (!pPageDict || pdfium::ContainsKey(visited, pPageDict))
-      break;
-  }
-  return nullptr;
-}
-
-void CPDF_Page::GetDisplayMatrix(CFX_Matrix& matrix,
-                                 int xPos,
-                                 int yPos,
-                                 int xSize,
-                                 int ySize,
-                                 int iRotate) const {
-  if (m_PageWidth == 0 || m_PageHeight == 0) {
-    return;
-  }
-  CFX_Matrix display_matrix;
-  int x0 = 0;
-  int y0 = 0;
-  int x1 = 0;
-  int y1 = 0;
-  int x2 = 0;
-  int y2 = 0;
-  iRotate %= 4;
-  switch (iRotate) {
-    case 0:
-      x0 = xPos;
-      y0 = yPos + ySize;
-      x1 = xPos;
-      y1 = yPos;
-      x2 = xPos + xSize;
-      y2 = yPos + ySize;
-      break;
-    case 1:
-      x0 = xPos;
-      y0 = yPos;
-      x1 = xPos + xSize;
-      y1 = yPos;
-      x2 = xPos;
-      y2 = yPos + ySize;
-      break;
-    case 2:
-      x0 = xPos + xSize;
-      y0 = yPos;
-      x1 = xPos + xSize;
-      y1 = yPos + ySize;
-      x2 = xPos;
-      y2 = yPos;
-      break;
-    case 3:
-      x0 = xPos + xSize;
-      y0 = yPos + ySize;
-      x1 = xPos;
-      y1 = yPos + ySize;
-      x2 = xPos + xSize;
-      y2 = yPos;
-      break;
-  }
-  display_matrix.Set(
-      ((FX_FLOAT)(x2 - x0)) / m_PageWidth, ((FX_FLOAT)(y2 - y0)) / m_PageWidth,
-      ((FX_FLOAT)(x1 - x0)) / m_PageHeight,
-      ((FX_FLOAT)(y1 - y0)) / m_PageHeight, (FX_FLOAT)x0, (FX_FLOAT)y0);
-  matrix = m_PageMatrix;
-  matrix.Concat(display_matrix);
-}