1 files changed, 54 insertions, 0 deletions
diff --git a/core/fpdfapi/page/cpdf_tilingpattern.cpp b/core/fpdfapi/page/cpdf_tilingpattern.cpp
new file mode 100644
index 0000000000..1ddc3c6ebc
--- /dev/null
+++ b/core/fpdfapi/page/cpdf_tilingpattern.cpp
@@ -0,0 +1,54 @@
+// 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/page/cpdf_tilingpattern.h"
+
+#include "core/fpdfapi/fpdf_parser/cpdf_dictionary.h"
+#include "core/fpdfapi/fpdf_parser/cpdf_object.h"
+#include "core/fpdfapi/fpdf_parser/cpdf_stream.h"
+#include "core/fpdfapi/page/cpdf_form.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->GetMatrixFor("Matrix");
+  m_bColored = pDict->GetIntegerFor("PaintType") == 1;
+  m_Pattern2Form.Concat(parentMatrix);
+}
+
+CPDF_TilingPattern::~CPDF_TilingPattern() {}
+
+CPDF_TilingPattern* CPDF_TilingPattern::AsTilingPattern() {
+  return this;
+}
+
+CPDF_ShadingPattern* CPDF_TilingPattern::AsShadingPattern() {
+  return nullptr;
+}
+
+FX_BOOL CPDF_TilingPattern::Load() {
+  if (m_pForm)
+    return TRUE;
+
+  CPDF_Dictionary* pDict = m_pPatternObj->GetDict();
+  if (!pDict)
+    return FALSE;
+
+  m_bColored = pDict->GetIntegerFor("PaintType") == 1;
+  m_XStep = (FX_FLOAT)FXSYS_fabs(pDict->GetNumberFor("XStep"));
+  m_YStep = (FX_FLOAT)FXSYS_fabs(pDict->GetNumberFor("YStep"));
+
+  CPDF_Stream* pStream = m_pPatternObj->AsStream();
+  if (!pStream)
+    return FALSE;
+
+  m_pForm.reset(new CPDF_Form(m_pDocument, nullptr, pStream));
+  m_pForm->ParseContent(nullptr, &m_ParentMatrix, nullptr);
+  m_BBox = pDict->GetRectFor("BBox");
+  return TRUE;
+}