1 files changed, 21 insertions, 10 deletions
diff --git a/core/fpdfapi/page/cpdf_expintfunc.h b/core/fpdfapi/page/cpdf_expintfunc.h
index 95bdab68e..08b12fd7b 100644
--- a/core/fpdfapi/page/cpdf_expintfunc.h
+++ b/core/fpdfapi/page/cpdf_expintfunc.h
@@ -1,4 +1,4 @@
-// Copyright 2017 PDFium Authors. All rights reserved.
+// Copyright 2017 The PDFium Authors
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -7,25 +7,36 @@
 #ifndef CORE_FPDFAPI_PAGE_CPDF_EXPINTFUNC_H_
 #define CORE_FPDFAPI_PAGE_CPDF_EXPINTFUNC_H_
 
-#include <set>
-#include <vector>
-
 #include "core/fpdfapi/page/cpdf_function.h"
+#include "core/fxcrt/data_vector.h"
+
+#if defined(_SKIA_SUPPORT_)
+#include "third_party/base/span.h"
+#endif
 
 class CPDF_ExpIntFunc final : public CPDF_Function {
  public:
   CPDF_ExpIntFunc();
   ~CPDF_ExpIntFunc() override;
 
-  // CPDF_Function
-  bool v_Init(const CPDF_Object* pObj,
-              std::set<const CPDF_Object*>* pVisited) override;
-  bool v_Call(const float* inputs, float* results) const override;
+  // CPDF_Function:
+  bool v_Init(const CPDF_Object* pObj, VisitedSet* pVisited) override;
+  bool v_Call(pdfium::span<const float> inputs,
+              pdfium::span<float> results) const override;
+
+  uint32_t GetOrigOutputs() const { return m_nOrigOutputs; }
+  float GetExponent() const { return m_Exponent; }
+
+#if defined(_SKIA_SUPPORT_)
+  pdfium::span<const float> GetBeginValues() const { return m_BeginValues; }
+  pdfium::span<const float> GetEndValues() const { return m_EndValues; }
+#endif
 
+ private:
   uint32_t m_nOrigOutputs = 0;
   float m_Exponent = 0.0f;
-  std::vector<float> m_BeginValues;
-  std::vector<float> m_EndValues;
+  DataVector<float> m_BeginValues;
+  DataVector<float> m_EndValues;
 };
 
 #endif  // CORE_FPDFAPI_PAGE_CPDF_EXPINTFUNC_H_