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 <utility>
10 
11 CFX_GraphState::CFX_GraphState() = default;
12 
CFX_GraphState(const CFX_GraphState & that)13 CFX_GraphState::CFX_GraphState(const CFX_GraphState& that)
14     : m_Ref(that.m_Ref) {}
15 
16 CFX_GraphState::~CFX_GraphState() = default;
17 
Emplace()18 void CFX_GraphState::Emplace() {
19   m_Ref.Emplace();
20 }
21 
SetLineDash(std::vector<float> dashes,float phase,float scale)22 void CFX_GraphState::SetLineDash(std::vector<float> dashes,
23                                  float phase,
24                                  float scale) {
25   CFX_GraphStateData* pData = m_Ref.GetPrivateCopy();
26   pData->m_DashPhase = phase * scale;
27   for (float& val : dashes)
28     val *= scale;
29   pData->m_DashArray = std::move(dashes);
30 }
31 
GetLineWidth() const32 float CFX_GraphState::GetLineWidth() const {
33   return m_Ref.GetObject() ? m_Ref.GetObject()->m_LineWidth : 1.f;
34 }
35 
SetLineWidth(float width)36 void CFX_GraphState::SetLineWidth(float width) {
37   m_Ref.GetPrivateCopy()->m_LineWidth = width;
38 }
39 
GetLineCap() const40 CFX_GraphStateData::LineCap CFX_GraphState::GetLineCap() const {
41   return m_Ref.GetObject() ? m_Ref.GetObject()->m_LineCap
42                            : CFX_GraphStateData::LineCapButt;
43 }
SetLineCap(CFX_GraphStateData::LineCap cap)44 void CFX_GraphState::SetLineCap(CFX_GraphStateData::LineCap cap) {
45   m_Ref.GetPrivateCopy()->m_LineCap = cap;
46 }
47 
GetLineJoin() const48 CFX_GraphStateData::LineJoin CFX_GraphState::GetLineJoin() const {
49   return m_Ref.GetObject() ? m_Ref.GetObject()->m_LineJoin
50                            : CFX_GraphStateData::LineJoinMiter;
51 }
52 
SetLineJoin(CFX_GraphStateData::LineJoin join)53 void CFX_GraphState::SetLineJoin(CFX_GraphStateData::LineJoin join) {
54   m_Ref.GetPrivateCopy()->m_LineJoin = join;
55 }
56 
GetMiterLimit() const57 float CFX_GraphState::GetMiterLimit() const {
58   return m_Ref.GetObject() ? m_Ref.GetObject()->m_MiterLimit : 10.f;
59 }
60 
SetMiterLimit(float limit)61 void CFX_GraphState::SetMiterLimit(float limit) {
62   m_Ref.GetPrivateCopy()->m_MiterLimit = limit;
63 }
64