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      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 "xfa/fxfa/parser/cxfa_stroke.h"
      8 
      9 #include "xfa/fxfa/parser/cxfa_measurement.h"
     10 #include "xfa/fxfa/parser/xfa_object.h"
     11 
     12 int32_t CXFA_Stroke::GetPresence() const {
     13   return m_pNode ? m_pNode->GetEnum(XFA_ATTRIBUTE_Presence)
     14                  : XFA_ATTRIBUTEENUM_Invisible;
     15 }
     16 
     17 int32_t CXFA_Stroke::GetCapType() const {
     18   if (!m_pNode)
     19     return XFA_ATTRIBUTEENUM_Square;
     20   return m_pNode->GetEnum(XFA_ATTRIBUTE_Cap);
     21 }
     22 
     23 int32_t CXFA_Stroke::GetStrokeType() const {
     24   return m_pNode ? m_pNode->GetEnum(XFA_ATTRIBUTE_Stroke)
     25                  : XFA_ATTRIBUTEENUM_Solid;
     26 }
     27 
     28 FX_FLOAT CXFA_Stroke::GetThickness() const {
     29   return GetMSThickness().ToUnit(XFA_UNIT_Pt);
     30 }
     31 
     32 CXFA_Measurement CXFA_Stroke::GetMSThickness() const {
     33   return m_pNode ? m_pNode->GetMeasure(XFA_ATTRIBUTE_Thickness)
     34                  : XFA_GetAttributeDefaultValue_Measure(XFA_Element::Edge,
     35                                                         XFA_ATTRIBUTE_Thickness,
     36                                                         XFA_XDPPACKET_Form);
     37 }
     38 
     39 void CXFA_Stroke::SetMSThickness(CXFA_Measurement msThinkness) {
     40   if (!m_pNode)
     41     return;
     42 
     43   m_pNode->SetMeasure(XFA_ATTRIBUTE_Thickness, msThinkness);
     44 }
     45 
     46 FX_ARGB CXFA_Stroke::GetColor() const {
     47   if (!m_pNode)
     48     return 0xFF000000;
     49 
     50   CXFA_Node* pNode = m_pNode->GetChild(0, XFA_Element::Color);
     51   if (!pNode)
     52     return 0xFF000000;
     53 
     54   CFX_WideStringC wsColor;
     55   pNode->TryCData(XFA_ATTRIBUTE_Value, wsColor);
     56   return CXFA_Data::ToColor(wsColor);
     57 }
     58 
     59 void CXFA_Stroke::SetColor(FX_ARGB argb) {
     60   if (!m_pNode)
     61     return;
     62 
     63   CXFA_Node* pNode = m_pNode->GetProperty(0, XFA_Element::Color);
     64   CFX_WideString wsColor;
     65   int a;
     66   int r;
     67   int g;
     68   int b;
     69   ArgbDecode(argb, a, r, g, b);
     70   wsColor.Format(L"%d,%d,%d", r, g, b);
     71   pNode->SetCData(XFA_ATTRIBUTE_Value, wsColor);
     72 }
     73 
     74 int32_t CXFA_Stroke::GetJoinType() const {
     75   return m_pNode ? m_pNode->GetEnum(XFA_ATTRIBUTE_Join)
     76                  : XFA_ATTRIBUTEENUM_Square;
     77 }
     78 
     79 bool CXFA_Stroke::IsInverted() const {
     80   return m_pNode ? m_pNode->GetBoolean(XFA_ATTRIBUTE_Inverted) : false;
     81 }
     82 
     83 FX_FLOAT CXFA_Stroke::GetRadius() const {
     84   return m_pNode ? m_pNode->GetMeasure(XFA_ATTRIBUTE_Radius).ToUnit(XFA_UNIT_Pt)
     85                  : 0;
     86 }
     87 
     88 bool CXFA_Stroke::SameStyles(CXFA_Stroke stroke, uint32_t dwFlags) const {
     89   if (m_pNode == stroke.GetNode())
     90     return true;
     91   if (FXSYS_fabs(GetThickness() - stroke.GetThickness()) >= 0.01f)
     92     return false;
     93   if ((dwFlags & XFA_STROKE_SAMESTYLE_NoPresence) == 0 &&
     94       IsVisible() != stroke.IsVisible()) {
     95     return false;
     96   }
     97   if (GetStrokeType() != stroke.GetStrokeType())
     98     return false;
     99   if (GetColor() != stroke.GetColor())
    100     return false;
    101   if ((dwFlags & XFA_STROKE_SAMESTYLE_Corner) != 0 &&
    102       FXSYS_fabs(GetRadius() - stroke.GetRadius()) >= 0.01f) {
    103     return false;
    104   }
    105   return true;
    106 }
    107