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/fxge/cfx_graphstate.h"
8
9#include "core/fpdfapi/parser/cpdf_array.h"
10
11CFX_GraphState::CFX_GraphState() {}
12
13CFX_GraphState::CFX_GraphState(const CFX_GraphState& that)
14    : m_Ref(that.m_Ref) {}
15
16CFX_GraphState::~CFX_GraphState() {}
17
18void CFX_GraphState::Emplace() {
19  m_Ref.Emplace();
20}
21
22void CFX_GraphState::SetLineDash(CPDF_Array* pArray,
23                                 FX_FLOAT phase,
24                                 FX_FLOAT scale) {
25  CFX_GraphStateData* pData = m_Ref.GetPrivateCopy();
26  pData->m_DashPhase = phase * scale;
27  pData->SetDashCount(static_cast<int>(pArray->GetCount()));
28  for (size_t i = 0; i < pArray->GetCount(); i++)
29    pData->m_DashArray[i] = pArray->GetNumberAt(i) * scale;
30}
31
32FX_FLOAT CFX_GraphState::GetLineWidth() const {
33  return m_Ref.GetObject() ? m_Ref.GetObject()->m_LineWidth : 1.f;
34}
35
36void CFX_GraphState::SetLineWidth(FX_FLOAT width) {
37  m_Ref.GetPrivateCopy()->m_LineWidth = width;
38}
39
40CFX_GraphStateData::LineCap CFX_GraphState::GetLineCap() const {
41  return m_Ref.GetObject()->m_LineCap;
42}
43void CFX_GraphState::SetLineCap(CFX_GraphStateData::LineCap cap) {
44  m_Ref.GetPrivateCopy()->m_LineCap = cap;
45}
46
47CFX_GraphStateData::LineJoin CFX_GraphState::GetLineJoin() const {
48  return m_Ref.GetObject()->m_LineJoin;
49}
50
51void CFX_GraphState::SetLineJoin(CFX_GraphStateData::LineJoin join) {
52  m_Ref.GetPrivateCopy()->m_LineJoin = join;
53}
54
55FX_FLOAT CFX_GraphState::GetMiterLimit() const {
56  return m_Ref.GetObject() ? m_Ref.GetObject()->m_MiterLimit : 10.f;
57}
58
59void CFX_GraphState::SetMiterLimit(FX_FLOAT limit) {
60  m_Ref.GetPrivateCopy()->m_MiterLimit = limit;
61}
62