1 // Copyright 2017 PDFium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6 
7 #ifndef CORE_FPDFAPI_PAGE_CPDF_STITCHFUNC_H_
8 #define CORE_FPDFAPI_PAGE_CPDF_STITCHFUNC_H_
9 
10 #include <memory>
11 #include <vector>
12 
13 #include "core/fpdfapi/page/cpdf_function.h"
14 
15 class CPDF_StitchFunc : public CPDF_Function {
16  public:
17   CPDF_StitchFunc();
18   ~CPDF_StitchFunc() override;
19 
20   // CPDF_Function
21   bool v_Init(CPDF_Object* pObj) override;
22   bool v_Call(float* inputs, float* results) const override;
23 
24   const std::vector<std::unique_ptr<CPDF_Function>>& GetSubFunctions() const {
25     return m_pSubFunctions;
26   }
27   float GetBound(size_t i) const { return m_pBounds[i]; }
28 
29  private:
30   std::vector<std::unique_ptr<CPDF_Function>> m_pSubFunctions;
31   float* m_pBounds;
32   float* m_pEncode;
33 
34   static const uint32_t kRequiredNumInputs = 1;
35 };
36 
37 #endif  // CORE_FPDFAPI_PAGE_CPDF_STITCHFUNC_H_
38