| // Copyright 2016 The PDFium Authors |
| // 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_shadingobject.h" |
| |
| #include <utility> |
| |
| #include "core/fpdfapi/page/cpdf_shadingpattern.h" |
| |
| CPDF_ShadingObject::CPDF_ShadingObject(int32_t content_stream, |
| RetainPtr<CPDF_ShadingPattern> pattern, |
| const CFX_Matrix& matrix) |
| : CPDF_PageObject(content_stream), |
| m_pShading(std::move(pattern)), |
| m_Matrix(matrix) {} |
| |
| CPDF_ShadingObject::~CPDF_ShadingObject() = default; |
| |
| CPDF_PageObject::Type CPDF_ShadingObject::GetType() const { |
| return Type::kShading; |
| } |
| |
| void CPDF_ShadingObject::Transform(const CFX_Matrix& matrix) { |
| if (m_ClipPath.HasRef()) |
| m_ClipPath.Transform(matrix); |
| |
| m_Matrix.Concat(matrix); |
| if (m_ClipPath.HasRef()) |
| CalcBoundingBox(); |
| else |
| SetRect(matrix.TransformRect(GetRect())); |
| SetDirty(true); |
| } |
| |
| bool CPDF_ShadingObject::IsShading() const { |
| return true; |
| } |
| |
| CPDF_ShadingObject* CPDF_ShadingObject::AsShading() { |
| return this; |
| } |
| |
| const CPDF_ShadingObject* CPDF_ShadingObject::AsShading() const { |
| return this; |
| } |
| |
| void CPDF_ShadingObject::CalcBoundingBox() { |
| if (!m_ClipPath.HasRef()) |
| return; |
| SetRect(m_ClipPath.GetClipBox()); |
| } |