xref: /aosp_15_r20/external/pdfium/fxjs/xfa/cjx_draw.cpp (revision 3ac0a46f773bac49fa9476ec2b1cf3f8da5ec3a4)
1 // Copyright 2017 The PDFium Authors
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 "fxjs/xfa/cjx_draw.h"
8 
9 #include "fxjs/fxv8.h"
10 #include "fxjs/xfa/cfxjse_value.h"
11 #include "third_party/base/check.h"
12 #include "v8/include/v8-primitive.h"
13 #include "v8/include/v8-value.h"
14 #include "xfa/fxfa/parser/cxfa_draw.h"
15 
CJX_Draw(CXFA_Draw * node)16 CJX_Draw::CJX_Draw(CXFA_Draw* node) : CJX_Container(node) {}
17 
18 CJX_Draw::~CJX_Draw() = default;
19 
DynamicTypeIs(TypeTag eType) const20 bool CJX_Draw::DynamicTypeIs(TypeTag eType) const {
21   return eType == static_type__ || ParentType__::DynamicTypeIs(eType);
22 }
23 
rawValue(v8::Isolate * pIsolate,v8::Local<v8::Value> * pValue,bool bSetting,XFA_Attribute eAttribute)24 void CJX_Draw::rawValue(v8::Isolate* pIsolate,
25                         v8::Local<v8::Value>* pValue,
26                         bool bSetting,
27                         XFA_Attribute eAttribute) {
28   defaultValue(pIsolate, pValue, bSetting, eAttribute);
29 }
30 
defaultValue(v8::Isolate * pIsolate,v8::Local<v8::Value> * pValue,bool bSetting,XFA_Attribute eAttribute)31 void CJX_Draw::defaultValue(v8::Isolate* pIsolate,
32                             v8::Local<v8::Value>* pValue,
33                             bool bSetting,
34                             XFA_Attribute eAttribute) {
35   if (!bSetting) {
36     ByteString content = GetContent(true).ToUTF8();
37     *pValue = content.IsEmpty()
38                   ? fxv8::NewNullHelper(pIsolate).As<v8::Value>()
39                   : fxv8::NewStringHelper(pIsolate, content.AsStringView())
40                         .As<v8::Value>();
41     return;
42   }
43 
44   if (!pValue || !fxv8::IsString(*pValue))
45     return;
46 
47   DCHECK(GetXFANode()->IsWidgetReady());
48   if (GetXFANode()->GetFFWidgetType() != XFA_FFWidgetType::kText)
49     return;
50 
51   WideString wsNewValue = fxv8::ReentrantToWideStringHelper(pIsolate, *pValue);
52   SetContent(wsNewValue, wsNewValue, true, true, true);
53 }
54