1 // Copyright 2016 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 #include "core/fpdfapi/page/cpdf_formobject.h"
8 
9 #include <utility>
10 
11 #include "core/fpdfapi/page/cpdf_form.h"
12 
CPDF_FormObject(std::unique_ptr<CPDF_Form> pForm,const CFX_Matrix & matrix)13 CPDF_FormObject::CPDF_FormObject(std::unique_ptr<CPDF_Form> pForm,
14                                  const CFX_Matrix& matrix)
15     : m_pForm(std::move(pForm)), m_FormMatrix(matrix) {}
16 
~CPDF_FormObject()17 CPDF_FormObject::~CPDF_FormObject() {}
18 
Transform(const CFX_Matrix & matrix)19 void CPDF_FormObject::Transform(const CFX_Matrix& matrix) {
20   m_FormMatrix.Concat(matrix);
21   CalcBoundingBox();
22 }
23 
IsForm() const24 bool CPDF_FormObject::IsForm() const {
25   return true;
26 }
27 
AsForm()28 CPDF_FormObject* CPDF_FormObject::AsForm() {
29   return this;
30 }
31 
AsForm() const32 const CPDF_FormObject* CPDF_FormObject::AsForm() const {
33   return this;
34 }
35 
GetType() const36 CPDF_PageObject::Type CPDF_FormObject::GetType() const {
37   return FORM;
38 }
39 
CalcBoundingBox()40 void CPDF_FormObject::CalcBoundingBox() {
41   CFX_FloatRect form_rect =
42       m_FormMatrix.TransformRect(m_pForm->CalcBoundingBox());
43   m_Left = form_rect.left;
44   m_Bottom = form_rect.bottom;
45   m_Right = form_rect.right;
46   m_Top = form_rect.top;
47 }
48