xref: /aosp_15_r20/external/pdfium/core/fpdfapi/page/cpdf_formobject.cpp (revision 3ac0a46f773bac49fa9476ec2b1cf3f8da5ec3a4) 
1 // Copyright 2016 The PDFium Authors
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 #include "core/fpdfapi/page/cpdf_formobject.h"
8 
9 #include <utility>
10 
11 #include "core/fpdfapi/page/cpdf_form.h"
12 
CPDF_FormObject(int32_t content_stream,std::unique_ptr<CPDF_Form> pForm,const CFX_Matrix & matrix)13 CPDF_FormObject::CPDF_FormObject(int32_t content_stream,
14                                  std::unique_ptr<CPDF_Form> pForm,
15                                  const CFX_Matrix& matrix)
16     : CPDF_PageObject(content_stream),
17       m_pForm(std::move(pForm)),
18       m_FormMatrix(matrix) {}
19 
20 CPDF_FormObject::~CPDF_FormObject() = default;
21 
Transform(const CFX_Matrix & matrix)22 void CPDF_FormObject::Transform(const CFX_Matrix& matrix) {
23   m_FormMatrix.Concat(matrix);
24   CalcBoundingBox();
25   SetDirty(true);
26 }
27 
IsForm() const28 bool CPDF_FormObject::IsForm() const {
29   return true;
30 }
31 
AsForm()32 CPDF_FormObject* CPDF_FormObject::AsForm() {
33   return this;
34 }
35 
AsForm() const36 const CPDF_FormObject* CPDF_FormObject::AsForm() const {
37   return this;
38 }
39 
GetType() const40 CPDF_PageObject::Type CPDF_FormObject::GetType() const {
41   return Type::kForm;
42 }
43 
CalcBoundingBox()44 void CPDF_FormObject::CalcBoundingBox() {
45   SetRect(m_FormMatrix.TransformRect(m_pForm->CalcBoundingBox()));
46 }
47 
SetFormMatrix(const CFX_Matrix & matrix)48 void CPDF_FormObject::SetFormMatrix(const CFX_Matrix& matrix) {
49   m_FormMatrix = matrix;
50   CalcBoundingBox();
51 }
52