1 files changed, 51 insertions, 0 deletions
diff --git a/core/fpdfapi/fpdf_page/cpdf_tilingpattern.cpp b/core/fpdfapi/fpdf_page/cpdf_tilingpattern.cpp
new file mode 100644
index 0000000000..f49ad2b8fb
--- /dev/null
+++ b/core/fpdfapi/fpdf_page/cpdf_tilingpattern.cpp
@@ -0,0 +1,51 @@
+// 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_tilingpattern.h"
+
+#include "core/fpdfapi/fpdf_page/include/cpdf_form.h"
+#include "core/fpdfapi/fpdf_parser/include/cpdf_dictionary.h"
+#include "core/fpdfapi/fpdf_parser/include/cpdf_object.h"
+#include "core/fpdfapi/fpdf_parser/include/cpdf_stream.h"
+
+CPDF_TilingPattern::CPDF_TilingPattern(CPDF_Document* pDoc,
+                                       CPDF_Object* pPatternObj,
+                                       const CFX_Matrix* parentMatrix)
+    : CPDF_Pattern(TILING, pDoc, pPatternObj, parentMatrix) {
+  CPDF_Dictionary* pDict = m_pPatternObj->GetDict();
+  m_Pattern2Form = pDict->GetMatrixBy("Matrix");
+  m_bColored = pDict->GetIntegerBy("PaintType") == 1;
+  if (parentMatrix)
+    m_Pattern2Form.Concat(*parentMatrix);
+
+  m_pForm = nullptr;
+}
+
+CPDF_TilingPattern::~CPDF_TilingPattern() {
+  delete m_pForm;
+}
+
+FX_BOOL CPDF_TilingPattern::Load() {
+  if (m_pForm)
+    return TRUE;
+
+  CPDF_Dictionary* pDict = m_pPatternObj->GetDict();
+  if (!pDict)
+    return FALSE;
+
+  m_bColored = pDict->GetIntegerBy("PaintType") == 1;
+  m_XStep = (FX_FLOAT)FXSYS_fabs(pDict->GetNumberBy("XStep"));
+  m_YStep = (FX_FLOAT)FXSYS_fabs(pDict->GetNumberBy("YStep"));
+
+  CPDF_Stream* pStream = m_pPatternObj->AsStream();
+  if (!pStream)
+    return FALSE;
+
+  m_pForm = new CPDF_Form(m_pDocument, NULL, pStream);
+  m_pForm->ParseContent(NULL, &m_ParentMatrix, NULL, NULL);
+  m_BBox = pDict->GetRectBy("BBox");
+  return TRUE;
+}