Convert Field to use CPDFSDK_FormFillEnvironment

fpdfsdk/javascript/Field.cpp

 // Copyright 2014 PDFium Authors. All rights reserved.
 // 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 "fpdfsdk/javascript/Field.h"
 
 #include <algorithm>
 #include <memory>
@@ skipping 157 matching lines @@
     : eProp(prop), nControlIndex(idx), sFieldName(name) {}
 
 CJS_DelayData::~CJS_DelayData() {}
 
 void CJS_Field::InitInstance(IJS_Runtime* pIRuntime) {
 }
 
 Field::Field(CJS_Object* pJSObject)
     : CJS_EmbedObj(pJSObject),
       m_pJSDoc(nullptr),
-      m_pDocument(nullptr),
+      m_pFormFillEnv(nullptr),
       m_nFormControlIndex(-1),
       m_bCanSet(FALSE),
       m_bDelay(FALSE) {}
 
 Field::~Field() {}
 
 // note: iControlNo = -1, means not a widget.
 void Field::ParseFieldName(const std::wstring& strFieldNameParsed,
                            std::wstring& strFieldName,
                            int& iControlNo) {
@@ skipping 16 matching lines @@
       iControlNo = -1;
       return;
     }
   }
   strFieldName = strFieldNameParsed.substr(0, iStart);
 }
 
 FX_BOOL Field::AttachField(Document* pDocument,
                            const CFX_WideString& csFieldName) {
   m_pJSDoc = pDocument;
-  m_pDocument.Reset(pDocument->GetReaderDoc());
-  m_bCanSet = m_pDocument->GetPermissions(FPDFPERM_FILL_FORM) ||
-              m_pDocument->GetPermissions(FPDFPERM_ANNOT_FORM) ||
-              m_pDocument->GetPermissions(FPDFPERM_MODIFY);
+  m_pFormFillEnv.Reset(pDocument->GetReaderDoc()->GetEnv());
+  m_bCanSet =
+      m_pFormFillEnv->GetSDKDocument()->GetPermissions(FPDFPERM_FILL_FORM) ||
+      m_pFormFillEnv->GetSDKDocument()->GetPermissions(FPDFPERM_ANNOT_FORM) ||
+      m_pFormFillEnv->GetSDKDocument()->GetPermissions(FPDFPERM_MODIFY);
 
-  CPDFSDK_InterForm* pRDInterForm = m_pDocument->GetInterForm();
+  CPDFSDK_InterForm* pRDInterForm =
+      m_pFormFillEnv->GetSDKDocument()->GetInterForm();
   CPDF_InterForm* pInterForm = pRDInterForm->GetInterForm();
   CFX_WideString swFieldNameTemp = csFieldName;
   swFieldNameTemp.Replace(L"..", L".");
 
   if (pInterForm->CountFields(swFieldNameTemp) <= 0) {
     std::wstring strFieldName;
     int iControlNo = -1;
     ParseFieldName(swFieldNameTemp.c_str(), strFieldName, iControlNo);
     if (iControlNo == -1)
       return FALSE;
 
     m_FieldName = strFieldName.c_str();
     m_nFormControlIndex = iControlNo;
     return TRUE;
   }
 
   m_FieldName = swFieldNameTemp;
   m_nFormControlIndex = -1;
 
   return TRUE;
 }
 
 std::vector<CPDF_FormField*> Field::GetFormFields(
-    CPDFSDK_Document* pDocument,
+    CPDFSDK_FormFillEnvironment* pFormFillEnv,
     const CFX_WideString& csFieldName) {
   std::vector<CPDF_FormField*> fields;
-  CPDFSDK_InterForm* pReaderInterForm = pDocument->GetInterForm();
+  CPDFSDK_InterForm* pReaderInterForm =
+      pFormFillEnv->GetSDKDocument()->GetInterForm();
   CPDF_InterForm* pInterForm = pReaderInterForm->GetInterForm();
   for (int i = 0, sz = pInterForm->CountFields(csFieldName); i < sz; ++i) {
     if (CPDF_FormField* pFormField = pInterForm->GetField(i, csFieldName))
       fields.push_back(pFormField);
   }
   return fields;
 }
 
 std::vector<CPDF_FormField*> Field::GetFormFields(
     const CFX_WideString& csFieldName) const {
-  return Field::GetFormFields(m_pDocument.Get(), csFieldName);
+  return Field::GetFormFields(m_pFormFillEnv.Get(), csFieldName);
 }
 
-void Field::UpdateFormField(CPDFSDK_Document* pDocument,
+void Field::UpdateFormField(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                             CPDF_FormField* pFormField,
                             FX_BOOL bChangeMark,
                             FX_BOOL bResetAP,
                             FX_BOOL bRefresh) {
-  CPDFSDK_InterForm* pInterForm = pDocument->GetInterForm();
+  CPDFSDK_InterForm* pInterForm =
+      pFormFillEnv->GetSDKDocument()->GetInterForm();
 
   if (bResetAP) {
     std::vector<CPDFSDK_Widget*> widgets;
     pInterForm->GetWidgets(pFormField, &widgets);
 
     int nFieldType = pFormField->GetFieldType();
     if (nFieldType == FIELDTYPE_COMBOBOX || nFieldType == FIELDTYPE_TEXTFIELD) {
       for (CPDFSDK_Annot* pAnnot : widgets) {
         FX_BOOL bFormatted = FALSE;
         CPDFSDK_Annot::ObservedPtr pObserved(pAnnot);
@@ skipping 20 matching lines @@
 
     for (CPDFSDK_Widget* pWidget : widgets) {
       pWidget->GetInterForm()
           ->GetFormFillEnv()
           ->GetSDKDocument()
           ->UpdateAllViews(nullptr, pWidget);
     }
   }
 
   if (bChangeMark)
-    pDocument->SetChangeMark();
+    pFormFillEnv->GetSDKDocument()->SetChangeMark();
 }
 
-void Field::UpdateFormControl(CPDFSDK_Document* pDocument,
+void Field::UpdateFormControl(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                               CPDF_FormControl* pFormControl,
                               FX_BOOL bChangeMark,
                               FX_BOOL bResetAP,
                               FX_BOOL bRefresh) {
   ASSERT(pFormControl);
 
-  CPDFSDK_InterForm* pForm = pDocument->GetInterForm();
+  CPDFSDK_InterForm* pForm = pFormFillEnv->GetSDKDocument()->GetInterForm();
   CPDFSDK_Widget* pWidget = pForm->GetWidget(pFormControl, false);
 
   if (pWidget) {
     if (bResetAP) {
       int nFieldType = pWidget->GetFieldType();
       if (nFieldType == FIELDTYPE_COMBOBOX ||
           nFieldType == FIELDTYPE_TEXTFIELD) {
         FX_BOOL bFormatted = FALSE;
         CFX_WideString sValue = pWidget->OnFormat(bFormatted);
         pWidget->ResetAppearance(bFormatted ? &sValue : nullptr, FALSE);
       } else {
         pWidget->ResetAppearance(nullptr, FALSE);
       }
     }
 
     if (bRefresh) {
       CPDFSDK_InterForm* pInterForm = pWidget->GetInterForm();
       pInterForm->GetFormFillEnv()->GetSDKDocument()->UpdateAllViews(nullptr,
                                                                      pWidget);
     }
   }
 
   if (bChangeMark)
-    pDocument->SetChangeMark();
+    pFormFillEnv->GetSDKDocument()->SetChangeMark();
 }
 
-CPDFSDK_Widget* Field::GetWidget(CPDFSDK_Document* pDocument,
+CPDFSDK_Widget* Field::GetWidget(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                                  CPDF_FormControl* pFormControl,
                                  bool createIfNeeded) {
-  CPDFSDK_InterForm* pInterForm =
-      static_cast<CPDFSDK_InterForm*>(pDocument->GetInterForm());
+  CPDFSDK_InterForm* pInterForm = static_cast<CPDFSDK_InterForm*>(
+      pFormFillEnv->GetSDKDocument()->GetInterForm());
   return pInterForm ? pInterForm->GetWidget(pFormControl, createIfNeeded)
                     : nullptr;
 }
 
 FX_BOOL Field::ValueIsOccur(CPDF_FormField* pFormField,
                             CFX_WideString csOptLabel) {
   for (int i = 0, sz = pFormField->CountOptions(); i < sz; i++) {
     if (csOptLabel.Compare(pFormField->GetOptionLabel(i)) == 0)
       return TRUE;
   }
 
   return FALSE;
 }
 
 CPDF_FormControl* Field::GetSmartFieldControl(CPDF_FormField* pFormField) {
   if (!pFormField->CountControls() ||
       m_nFormControlIndex >= pFormField->CountControls())
     return nullptr;
 
   if (m_nFormControlIndex < 0)
     return pFormField->GetControl(0);
 
   return pFormField->GetControl(m_nFormControlIndex);
 }
 
 FX_BOOL Field::alignment(IJS_Context* cc,
                          CJS_PropValue& vp,
                          CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     CFX_ByteString alignStr;
     vp >> alignStr;
 
     if (m_bDelay) {
       AddDelay_String(FP_ALIGNMENT, alignStr);
     } else {
-      Field::SetAlignment(m_pDocument.Get(), m_FieldName, m_nFormControlIndex,
-                          alignStr);
+      Field::SetAlignment(m_pFormFillEnv.Get(), m_FieldName,
+                          m_nFormControlIndex, alignStr);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     if (pFormField->GetFieldType() != FIELDTYPE_TEXTFIELD)
       return FALSE;
 
@@ skipping 12 matching lines @@
         vp << L"right";
         break;
       default:
         vp << L"";
     }
   }
 
   return TRUE;
 }
 
-void Field::SetAlignment(CPDFSDK_Document* pDocument,
+void Field::SetAlignment(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                          const CFX_WideString& swFieldName,
                          int nControlIndex,
                          const CFX_ByteString& string) {
   // Not supported.
 }
 
 FX_BOOL Field::borderStyle(IJS_Context* cc,
                            CJS_PropValue& vp,
                            CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     CFX_ByteString strType = "";
     vp >> strType;
 
     if (m_bDelay) {
       AddDelay_String(FP_BORDERSTYLE, strType);
     } else {
-      Field::SetBorderStyle(m_pDocument.Get(), m_FieldName, m_nFormControlIndex,
-                            strType);
+      Field::SetBorderStyle(m_pFormFillEnv.Get(), m_FieldName,
+                            m_nFormControlIndex, strType);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     if (!pFormField)
       return FALSE;
 
-    CPDFSDK_Widget* pWidget =
-        GetWidget(m_pDocument.Get(), GetSmartFieldControl(pFormField), false);
+    CPDFSDK_Widget* pWidget = GetWidget(
+        m_pFormFillEnv.Get(), GetSmartFieldControl(pFormField), false);
     if (!pWidget)
       return FALSE;
 
     switch (pWidget->GetBorderStyle()) {
       case BorderStyle::SOLID:
         vp << L"solid";
         break;
       case BorderStyle::DASH:
         vp << L"dashed";
         break;
       case BorderStyle::BEVELED:
         vp << L"beveled";
         break;
       case BorderStyle::INSET:
         vp << L"inset";
         break;
       case BorderStyle::UNDERLINE:
         vp << L"underline";
         break;
       default:
         vp << L"";
         break;
     }
   }
 
   return TRUE;
 }
 
-void Field::SetBorderStyle(CPDFSDK_Document* pDocument,
+void Field::SetBorderStyle(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                            const CFX_WideString& swFieldName,
                            int nControlIndex,
                            const CFX_ByteString& string) {
-  ASSERT(pDocument);
+  ASSERT(pFormFillEnv);
 
   BorderStyle nBorderStyle = BorderStyle::SOLID;
   if (string == "solid")
     nBorderStyle = BorderStyle::SOLID;
   else if (string == "beveled")
     nBorderStyle = BorderStyle::BEVELED;
   else if (string == "dashed")
     nBorderStyle = BorderStyle::DASH;
   else if (string == "inset")
     nBorderStyle = BorderStyle::INSET;
   else if (string == "underline")
     nBorderStyle = BorderStyle::UNDERLINE;
   else
     return;
 
   std::vector<CPDF_FormField*> FieldArray =
-      GetFormFields(pDocument, swFieldName);
+      GetFormFields(pFormFillEnv, swFieldName);
   for (CPDF_FormField* pFormField : FieldArray) {
     if (nControlIndex < 0) {
       FX_BOOL bSet = FALSE;
       for (int i = 0, sz = pFormField->CountControls(); i < sz; ++i) {
         if (CPDFSDK_Widget* pWidget =
-                GetWidget(pDocument, pFormField->GetControl(i), false)) {
+                GetWidget(pFormFillEnv, pFormField->GetControl(i), false)) {
           if (pWidget->GetBorderStyle() != nBorderStyle) {
             pWidget->SetBorderStyle(nBorderStyle);
             bSet = TRUE;
           }
         }
       }
       if (bSet)
-        UpdateFormField(pDocument, pFormField, TRUE, TRUE, TRUE);
+        UpdateFormField(pFormFillEnv, pFormField, TRUE, TRUE, TRUE);
     } else {
       if (nControlIndex >= pFormField->CountControls())
         return;
       if (CPDF_FormControl* pFormControl =
               pFormField->GetControl(nControlIndex)) {
         if (CPDFSDK_Widget* pWidget =
-                GetWidget(pDocument, pFormControl, false)) {
+                GetWidget(pFormFillEnv, pFormControl, false)) {
           if (pWidget->GetBorderStyle() != nBorderStyle) {
             pWidget->SetBorderStyle(nBorderStyle);
-            UpdateFormControl(pDocument, pFormControl, TRUE, TRUE, TRUE);
+            UpdateFormControl(pFormFillEnv, pFormControl, TRUE, TRUE, TRUE);
           }
         }
       }
     }
   }
 }
 
 FX_BOOL Field::buttonAlignX(IJS_Context* cc,
                             CJS_PropValue& vp,
                             CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     int nVP;
     vp >> nVP;
 
     if (m_bDelay) {
       AddDelay_Int(FP_BUTTONALIGNX, nVP);
     } else {
-      Field::SetButtonAlignX(m_pDocument.Get(), m_FieldName,
+      Field::SetButtonAlignX(m_pFormFillEnv.Get(), m_FieldName,
                              m_nFormControlIndex, nVP);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     if (pFormField->GetFieldType() != FIELDTYPE_PUSHBUTTON)
       return FALSE;
 
     CPDF_FormControl* pFormControl = GetSmartFieldControl(pFormField);
     if (!pFormControl)
       return FALSE;
 
     CPDF_IconFit IconFit = pFormControl->GetIconFit();
 
     FX_FLOAT fLeft, fBottom;
     IconFit.GetIconPosition(fLeft, fBottom);
 
     vp << (int32_t)fLeft;
   }
 
   return TRUE;
 }
 
-void Field::SetButtonAlignX(CPDFSDK_Document* pDocument,
+void Field::SetButtonAlignX(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                             const CFX_WideString& swFieldName,
                             int nControlIndex,
                             int number) {
   // Not supported.
 }
 
 FX_BOOL Field::buttonAlignY(IJS_Context* cc,
                             CJS_PropValue& vp,
                             CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     int nVP;
     vp >> nVP;
 
     if (m_bDelay) {
       AddDelay_Int(FP_BUTTONALIGNY, nVP);
     } else {
-      Field::SetButtonAlignY(m_pDocument.Get(), m_FieldName,
+      Field::SetButtonAlignY(m_pFormFillEnv.Get(), m_FieldName,
                              m_nFormControlIndex, nVP);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     if (pFormField->GetFieldType() != FIELDTYPE_PUSHBUTTON)
       return FALSE;
 
     CPDF_FormControl* pFormControl = GetSmartFieldControl(pFormField);
     if (!pFormControl)
       return FALSE;
 
     CPDF_IconFit IconFit = pFormControl->GetIconFit();
 
     FX_FLOAT fLeft, fBottom;
     IconFit.GetIconPosition(fLeft, fBottom);
 
     vp << (int32_t)fBottom;
   }
 
   return TRUE;
 }
 
-void Field::SetButtonAlignY(CPDFSDK_Document* pDocument,
+void Field::SetButtonAlignY(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                             const CFX_WideString& swFieldName,
                             int nControlIndex,
                             int number) {
   // Not supported.
 }
 
 FX_BOOL Field::buttonFitBounds(IJS_Context* cc,
                                CJS_PropValue& vp,
                                CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     bool bVP;
     vp >> bVP;
 
     if (m_bDelay) {
       AddDelay_Bool(FP_BUTTONFITBOUNDS, bVP);
     } else {
-      Field::SetButtonFitBounds(m_pDocument.Get(), m_FieldName,
+      Field::SetButtonFitBounds(m_pFormFillEnv.Get(), m_FieldName,
                                 m_nFormControlIndex, bVP);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     if (pFormField->GetFieldType() != FIELDTYPE_PUSHBUTTON)
       return FALSE;
 
     CPDF_FormControl* pFormControl = GetSmartFieldControl(pFormField);
     if (!pFormControl)
       return FALSE;
 
     vp << pFormControl->GetIconFit().GetFittingBounds();
   }
 
   return TRUE;
 }
 
-void Field::SetButtonFitBounds(CPDFSDK_Document* pDocument,
+void Field::SetButtonFitBounds(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                                const CFX_WideString& swFieldName,
                                int nControlIndex,
                                bool b) {
   // Not supported.
 }
 
 FX_BOOL Field::buttonPosition(IJS_Context* cc,
                               CJS_PropValue& vp,
                               CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     int nVP;
     vp >> nVP;
 
     if (m_bDelay) {
       AddDelay_Int(FP_BUTTONPOSITION, nVP);
     } else {
-      Field::SetButtonPosition(m_pDocument.Get(), m_FieldName,
+      Field::SetButtonPosition(m_pFormFillEnv.Get(), m_FieldName,
                                m_nFormControlIndex, nVP);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     if (pFormField->GetFieldType() != FIELDTYPE_PUSHBUTTON)
       return FALSE;
 
     CPDF_FormControl* pFormControl = GetSmartFieldControl(pFormField);
     if (!pFormControl)
       return FALSE;
 
     vp << pFormControl->GetTextPosition();
   }
   return TRUE;
 }
 
-void Field::SetButtonPosition(CPDFSDK_Document* pDocument,
+void Field::SetButtonPosition(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                               const CFX_WideString& swFieldName,
                               int nControlIndex,
                               int number) {
   // Not supported.
 }
 
 FX_BOOL Field::buttonScaleHow(IJS_Context* cc,
                               CJS_PropValue& vp,
                               CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     int nVP;
     vp >> nVP;
 
     if (m_bDelay) {
       AddDelay_Int(FP_BUTTONSCALEHOW, nVP);
     } else {
-      Field::SetButtonScaleHow(m_pDocument.Get(), m_FieldName,
+      Field::SetButtonScaleHow(m_pFormFillEnv.Get(), m_FieldName,
                                m_nFormControlIndex, nVP);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     if (pFormField->GetFieldType() != FIELDTYPE_PUSHBUTTON)
       return FALSE;
 
     CPDF_FormControl* pFormControl = GetSmartFieldControl(pFormField);
     if (!pFormControl)
       return FALSE;
 
     CPDF_IconFit IconFit = pFormControl->GetIconFit();
     if (IconFit.IsProportionalScale())
       vp << (int32_t)0;
     else
       vp << (int32_t)1;
   }
 
   return TRUE;
 }
 
-void Field::SetButtonScaleHow(CPDFSDK_Document* pDocument,
+void Field::SetButtonScaleHow(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                               const CFX_WideString& swFieldName,
                               int nControlIndex,
                               int number) {
   // Not supported.
 }
 
 FX_BOOL Field::buttonScaleWhen(IJS_Context* cc,
                                CJS_PropValue& vp,
                                CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     int nVP;
     vp >> nVP;
 
     if (m_bDelay) {
       AddDelay_Int(FP_BUTTONSCALEWHEN, nVP);
     } else {
-      Field::SetButtonScaleWhen(m_pDocument.Get(), m_FieldName,
+      Field::SetButtonScaleWhen(m_pFormFillEnv.Get(), m_FieldName,
                                 m_nFormControlIndex, nVP);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     if (pFormField->GetFieldType() != FIELDTYPE_PUSHBUTTON)
       return FALSE;
@@ skipping 16 matching lines @@
         break;
       case CPDF_IconFit::Smaller:
         vp << (int32_t)CPDF_IconFit::Smaller;
         break;
     }
   }
 
   return TRUE;
 }
 
-void Field::SetButtonScaleWhen(CPDFSDK_Document* pDocument,
+void Field::SetButtonScaleWhen(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                                const CFX_WideString& swFieldName,
                                int nControlIndex,
                                int number) {
   // Not supported.
 }
 
 FX_BOOL Field::calcOrderIndex(IJS_Context* cc,
                               CJS_PropValue& vp,
                               CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     int nVP;
     vp >> nVP;
 
     if (m_bDelay) {
       AddDelay_Int(FP_CALCORDERINDEX, nVP);
     } else {
-      Field::SetCalcOrderIndex(m_pDocument.Get(), m_FieldName,
+      Field::SetCalcOrderIndex(m_pFormFillEnv.Get(), m_FieldName,
                                m_nFormControlIndex, nVP);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     if (pFormField->GetFieldType() != FIELDTYPE_COMBOBOX &&
         pFormField->GetFieldType() != FIELDTYPE_TEXTFIELD) {
       return FALSE;
     }
 
-    CPDFSDK_InterForm* pRDInterForm = m_pDocument->GetInterForm();
+    CPDFSDK_InterForm* pRDInterForm =
+        m_pFormFillEnv->GetSDKDocument()->GetInterForm();
     CPDF_InterForm* pInterForm = pRDInterForm->GetInterForm();
     vp << (int32_t)pInterForm->FindFieldInCalculationOrder(pFormField);
   }
 
   return TRUE;
 }
 
-void Field::SetCalcOrderIndex(CPDFSDK_Document* pDocument,
+void Field::SetCalcOrderIndex(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                               const CFX_WideString& swFieldName,
                               int nControlIndex,
                               int number) {
   // Not supported.
 }
 
 FX_BOOL Field::charLimit(IJS_Context* cc,
                          CJS_PropValue& vp,
                          CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     int nVP;
     vp >> nVP;
 
     if (m_bDelay) {
       AddDelay_Int(FP_CHARLIMIT, nVP);
     } else {
-      Field::SetCharLimit(m_pDocument.Get(), m_FieldName, m_nFormControlIndex,
-                          nVP);
+      Field::SetCharLimit(m_pFormFillEnv.Get(), m_FieldName,
+                          m_nFormControlIndex, nVP);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     if (pFormField->GetFieldType() != FIELDTYPE_TEXTFIELD)
       return FALSE;
 
     vp << (int32_t)pFormField->GetMaxLen();
   }
   return TRUE;
 }
 
-void Field::SetCharLimit(CPDFSDK_Document* pDocument,
+void Field::SetCharLimit(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                          const CFX_WideString& swFieldName,
                          int nControlIndex,
                          int number) {
   // Not supported.
 }
 
 FX_BOOL Field::comb(IJS_Context* cc,
                     CJS_PropValue& vp,
                     CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     bool bVP;
     vp >> bVP;
 
     if (m_bDelay) {
       AddDelay_Bool(FP_COMB, bVP);
     } else {
-      Field::SetComb(m_pDocument.Get(), m_FieldName, m_nFormControlIndex, bVP);
+      Field::SetComb(m_pFormFillEnv.Get(), m_FieldName, m_nFormControlIndex,
+                     bVP);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     if (pFormField->GetFieldType() != FIELDTYPE_TEXTFIELD)
       return FALSE;
 
     if (pFormField->GetFieldFlags() & FIELDFLAG_COMB)
       vp << true;
     else
       vp << false;
   }
 
   return TRUE;
 }
 
-void Field::SetComb(CPDFSDK_Document* pDocument,
+void Field::SetComb(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                     const CFX_WideString& swFieldName,
                     int nControlIndex,
                     bool b) {
   // Not supported.
 }
 
 FX_BOOL Field::commitOnSelChange(IJS_Context* cc,
                                  CJS_PropValue& vp,
                                  CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     bool bVP;
     vp >> bVP;
 
     if (m_bDelay) {
       AddDelay_Bool(FP_COMMITONSELCHANGE, bVP);
     } else {
-      Field::SetCommitOnSelChange(m_pDocument.Get(), m_FieldName,
+      Field::SetCommitOnSelChange(m_pFormFillEnv.Get(), m_FieldName,
                                   m_nFormControlIndex, bVP);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     if (pFormField->GetFieldType() != FIELDTYPE_COMBOBOX &&
         pFormField->GetFieldType() != FIELDTYPE_LISTBOX) {
       return FALSE;
     }
 
     if (pFormField->GetFieldFlags() & FIELDFLAG_COMMITONSELCHANGE)
       vp << true;
     else
       vp << false;
   }
 
   return TRUE;
 }
 
-void Field::SetCommitOnSelChange(CPDFSDK_Document* pDocument,
+void Field::SetCommitOnSelChange(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                                  const CFX_WideString& swFieldName,
                                  int nControlIndex,
                                  bool b) {
   // Not supported.
 }
 
 FX_BOOL Field::currentValueIndices(IJS_Context* cc,
                                    CJS_PropValue& vp,
                                    CFX_WideString& sError) {
   CJS_Runtime* pRuntime = CJS_Runtime::FromContext(cc);
@@ skipping 15 matching lines @@
       for (int i = 0, sz = SelArray.GetLength(pRuntime); i < sz; i++) {
         SelArray.GetElement(pRuntime, i, SelValue);
         iSelecting = SelValue.ToInt(pRuntime);
         array.push_back(iSelecting);
       }
     }
 
     if (m_bDelay) {
       AddDelay_WordArray(FP_CURRENTVALUEINDICES, array);
     } else {
-      Field::SetCurrentValueIndices(m_pDocument.Get(), m_FieldName,
+      Field::SetCurrentValueIndices(m_pFormFillEnv.Get(), m_FieldName,
                                     m_nFormControlIndex, array);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     if (pFormField->GetFieldType() != FIELDTYPE_COMBOBOX &&
         pFormField->GetFieldType() != FIELDTYPE_LISTBOX) {
@@ skipping 10 matching lines @@
       }
       vp << SelArray;
     } else {
       vp << -1;
     }
   }
 
   return TRUE;
 }
 
-void Field::SetCurrentValueIndices(CPDFSDK_Document* pDocument,
+void Field::SetCurrentValueIndices(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                                    const CFX_WideString& swFieldName,
                                    int nControlIndex,
                                    const std::vector<uint32_t>& array) {
-  ASSERT(pDocument);
+  ASSERT(pFormFillEnv);
   std::vector<CPDF_FormField*> FieldArray =
-      GetFormFields(pDocument, swFieldName);
+      GetFormFields(pFormFillEnv, swFieldName);
 
   for (CPDF_FormField* pFormField : FieldArray) {
     int nFieldType = pFormField->GetFieldType();
     if (nFieldType == FIELDTYPE_COMBOBOX || nFieldType == FIELDTYPE_LISTBOX) {
       uint32_t dwFieldFlags = pFormField->GetFieldFlags();
       pFormField->ClearSelection(TRUE);
       for (size_t i = 0; i < array.size(); ++i) {
         if (i != 0 && !(dwFieldFlags & (1 << 21)))
           break;
         if (array[i] < static_cast<uint32_t>(pFormField->CountOptions()) &&
             !pFormField->IsItemSelected(array[i])) {
           pFormField->SetItemSelection(array[i], TRUE);
         }
       }
-      UpdateFormField(pDocument, pFormField, TRUE, TRUE, TRUE);
+      UpdateFormField(pFormFillEnv, pFormField, TRUE, TRUE, TRUE);
     }
   }
 }
 
 FX_BOOL Field::defaultStyle(IJS_Context* cc,
                             CJS_PropValue& vp,
                             CFX_WideString& sError) {
   return FALSE;
 }
 
-void Field::SetDefaultStyle(CPDFSDK_Document* pDocument,
+void Field::SetDefaultStyle(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                             const CFX_WideString& swFieldName,
                             int nControlIndex) {
   // Not supported.
 }
 
 FX_BOOL Field::defaultValue(IJS_Context* cc,
                             CJS_PropValue& vp,
                             CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     CFX_WideString WideStr;
     vp >> WideStr;
 
     if (m_bDelay) {
       AddDelay_WideString(FP_DEFAULTVALUE, WideStr);
     } else {
-      Field::SetDefaultValue(m_pDocument.Get(), m_FieldName,
+      Field::SetDefaultValue(m_pFormFillEnv.Get(), m_FieldName,
                              m_nFormControlIndex, WideStr);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     if (pFormField->GetFieldType() == FIELDTYPE_PUSHBUTTON ||
         pFormField->GetFieldType() == FIELDTYPE_SIGNATURE) {
       return FALSE;
     }
 
     vp << pFormField->GetDefaultValue();
   }
   return TRUE;
 }
 
-void Field::SetDefaultValue(CPDFSDK_Document* pDocument,
+void Field::SetDefaultValue(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                             const CFX_WideString& swFieldName,
                             int nControlIndex,
                             const CFX_WideString& string) {
   // Not supported.
 }
 
 FX_BOOL Field::doNotScroll(IJS_Context* cc,
                            CJS_PropValue& vp,
                            CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     bool bVP;
     vp >> bVP;
 
     if (m_bDelay) {
       AddDelay_Bool(FP_DONOTSCROLL, bVP);
     } else {
-      Field::SetDoNotScroll(m_pDocument.Get(), m_FieldName, m_nFormControlIndex,
-                            bVP);
+      Field::SetDoNotScroll(m_pFormFillEnv.Get(), m_FieldName,
+                            m_nFormControlIndex, bVP);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     if (pFormField->GetFieldType() != FIELDTYPE_TEXTFIELD)
       return FALSE;
 
     if (pFormField->GetFieldFlags() & FIELDFLAG_DONOTSCROLL)
       vp << true;
     else
       vp << false;
   }
 
   return TRUE;
 }
 
-void Field::SetDoNotScroll(CPDFSDK_Document* pDocument,
+void Field::SetDoNotScroll(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                            const CFX_WideString& swFieldName,
                            int nControlIndex,
                            bool b) {
   // Not supported.
 }
 
 FX_BOOL Field::doNotSpellCheck(IJS_Context* cc,
                                CJS_PropValue& vp,
                                CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     bool bVP;
     vp >> bVP;
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
@@ skipping 46 matching lines @@
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     int nVP;
     vp >> nVP;
 
     if (m_bDelay) {
       AddDelay_Int(FP_DISPLAY, nVP);
     } else {
-      Field::SetDisplay(m_pDocument.Get(), m_FieldName, m_nFormControlIndex,
+      Field::SetDisplay(m_pFormFillEnv.Get(), m_FieldName, m_nFormControlIndex,
                         nVP);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     ASSERT(pFormField);
-    CPDFSDK_InterForm* pInterForm = m_pDocument->GetInterForm();
+    CPDFSDK_InterForm* pInterForm =
+        m_pFormFillEnv->GetSDKDocument()->GetInterForm();
     CPDFSDK_Widget* pWidget =
         pInterForm->GetWidget(GetSmartFieldControl(pFormField), true);
     if (!pWidget)
       return FALSE;
 
     uint32_t dwFlag = pWidget->GetFlags();
 
     if (ANNOTFLAG_INVISIBLE & dwFlag || ANNOTFLAG_HIDDEN & dwFlag) {
       vp << (int32_t)1;
     } else {
       if (ANNOTFLAG_PRINT & dwFlag) {
         if (ANNOTFLAG_NOVIEW & dwFlag) {
           vp << (int32_t)3;
         } else {
           vp << (int32_t)0;
         }
       } else {
         vp << (int32_t)2;
       }
     }
   }
 
   return TRUE;
 }
 
-void Field::SetDisplay(CPDFSDK_Document* pDocument,
+void Field::SetDisplay(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                        const CFX_WideString& swFieldName,
                        int nControlIndex,
                        int number) {
-  CPDFSDK_InterForm* pInterForm = pDocument->GetInterForm();
+  CPDFSDK_InterForm* pInterForm =
+      pFormFillEnv->GetSDKDocument()->GetInterForm();
   std::vector<CPDF_FormField*> FieldArray =
-      GetFormFields(pDocument, swFieldName);
+      GetFormFields(pFormFillEnv, swFieldName);
   for (CPDF_FormField* pFormField : FieldArray) {
     if (nControlIndex < 0) {
       bool bAnySet = false;
       for (int i = 0, sz = pFormField->CountControls(); i < sz; ++i) {
         CPDF_FormControl* pFormControl = pFormField->GetControl(i);
         ASSERT(pFormControl);
 
         CPDFSDK_Widget* pWidget = pInterForm->GetWidget(pFormControl, true);
         if (SetWidgetDisplayStatus(pWidget, number))
           bAnySet = true;
       }
 
       if (bAnySet)
-        UpdateFormField(pDocument, pFormField, TRUE, FALSE, TRUE);
+        UpdateFormField(pFormFillEnv, pFormField, TRUE, FALSE, TRUE);
     } else {
       if (nControlIndex >= pFormField->CountControls())
         return;
 
       CPDF_FormControl* pFormControl = pFormField->GetControl(nControlIndex);
       if (!pFormControl)
         return;
 
       CPDFSDK_Widget* pWidget = pInterForm->GetWidget(pFormControl, true);
       if (SetWidgetDisplayStatus(pWidget, number))
-        UpdateFormControl(pDocument, pFormControl, TRUE, FALSE, TRUE);
+        UpdateFormControl(pFormFillEnv, pFormControl, TRUE, FALSE, TRUE);
     }
   }
 }
 
 FX_BOOL Field::doc(IJS_Context* cc, CJS_PropValue& vp, CFX_WideString& sError) {
   if (!vp.IsGetting()) {
     return FALSE;
   }
   vp << m_pJSDoc->GetCJSDoc();
   return TRUE;
@@ skipping 115 matching lines @@
     if (!vp.GetJSValue()->IsArrayObject())
       return FALSE;
 
     vp >> crArray;
 
     CPWL_Color color;
     color::ConvertArrayToPWLColor(pRuntime, crArray, &color);
     if (m_bDelay) {
       AddDelay_Color(FP_FILLCOLOR, color);
     } else {
-      Field::SetFillColor(m_pDocument.Get(), m_FieldName, m_nFormControlIndex,
-                          color);
+      Field::SetFillColor(m_pFormFillEnv.Get(), m_FieldName,
+                          m_nFormControlIndex, color);
     }
   } else {
     CPDF_FormField* pFormField = FieldArray[0];
     ASSERT(pFormField);
     CPDF_FormControl* pFormControl = GetSmartFieldControl(pFormField);
     if (!pFormControl)
       return FALSE;
 
     int iColorType;
     pFormControl->GetBackgroundColor(iColorType);
@@ skipping 19 matching lines @@
       return FALSE;
     }
 
     color::ConvertPWLColorToArray(pRuntime, color, &crArray);
     vp << crArray;
   }
 
   return TRUE;
 }
 
-void Field::SetFillColor(CPDFSDK_Document* pDocument,
+void Field::SetFillColor(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                          const CFX_WideString& swFieldName,
                          int nControlIndex,
                          const CPWL_Color& color) {
   // Not supported.
 }
 
 FX_BOOL Field::hidden(IJS_Context* cc,
                       CJS_PropValue& vp,
                       CFX_WideString& sError) {
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     bool bVP;
     vp >> bVP;
 
     if (m_bDelay) {
       AddDelay_Bool(FP_HIDDEN, bVP);
     } else {
-      Field::SetHidden(m_pDocument.Get(), m_FieldName, m_nFormControlIndex,
+      Field::SetHidden(m_pFormFillEnv.Get(), m_FieldName, m_nFormControlIndex,
                        bVP);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     ASSERT(pFormField);
-    CPDFSDK_InterForm* pInterForm = m_pDocument->GetInterForm();
+    CPDFSDK_InterForm* pInterForm =
+        m_pFormFillEnv->GetSDKDocument()->GetInterForm();
     CPDFSDK_Widget* pWidget =
         pInterForm->GetWidget(GetSmartFieldControl(pFormField), false);
     if (!pWidget)
       return FALSE;
 
     uint32_t dwFlags = pWidget->GetFlags();
 
     if (ANNOTFLAG_INVISIBLE & dwFlags || ANNOTFLAG_HIDDEN & dwFlags)
       vp << true;
     else
       vp << false;
   }
 
   return TRUE;
 }
 
-void Field::SetHidden(CPDFSDK_Document* pDocument,
+void Field::SetHidden(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                       const CFX_WideString& swFieldName,
                       int nControlIndex,
                       bool b) {
   int display = b ? 1 /*Hidden*/ : 0 /*Visible*/;
-  SetDisplay(pDocument, swFieldName, nControlIndex, display);
+  SetDisplay(pFormFillEnv, swFieldName, nControlIndex, display);
 }
 
 FX_BOOL Field::highlight(IJS_Context* cc,
                          CJS_PropValue& vp,
                          CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     CFX_ByteString strMode;
     vp >> strMode;
 
     if (m_bDelay) {
       AddDelay_String(FP_HIGHLIGHT, strMode);
     } else {
-      Field::SetHighlight(m_pDocument.Get(), m_FieldName, m_nFormControlIndex,
-                          strMode);
+      Field::SetHighlight(m_pFormFillEnv.Get(), m_FieldName,
+                          m_nFormControlIndex, strMode);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     if (pFormField->GetFieldType() != FIELDTYPE_PUSHBUTTON)
       return FALSE;
 
@@ skipping 17 matching lines @@
         break;
       case CPDF_FormControl::Toggle:
         vp << L"toggle";
         break;
     }
   }
 
   return TRUE;
 }
 
-void Field::SetHighlight(CPDFSDK_Document* pDocument,
+void Field::SetHighlight(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                          const CFX_WideString& swFieldName,
                          int nControlIndex,
                          const CFX_ByteString& string) {
   // Not supported.
 }
 
 FX_BOOL Field::lineWidth(IJS_Context* cc,
                          CJS_PropValue& vp,
                          CFX_WideString& sError) {
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     int iWidth;
     vp >> iWidth;
 
     if (m_bDelay) {
       AddDelay_Int(FP_LINEWIDTH, iWidth);
     } else {
-      Field::SetLineWidth(m_pDocument.Get(), m_FieldName, m_nFormControlIndex,
-                          iWidth);
+      Field::SetLineWidth(m_pFormFillEnv.Get(), m_FieldName,
+                          m_nFormControlIndex, iWidth);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     ASSERT(pFormField);
     CPDF_FormControl* pFormControl = GetSmartFieldControl(pFormField);
     if (!pFormControl)
       return FALSE;
 
-    CPDFSDK_InterForm* pInterForm = m_pDocument->GetInterForm();
+    CPDFSDK_InterForm* pInterForm =
+        m_pFormFillEnv->GetSDKDocument()->GetInterForm();
     if (!pFormField->CountControls())
       return FALSE;
 
     CPDFSDK_Widget* pWidget =
         pInterForm->GetWidget(pFormField->GetControl(0), false);
     if (!pWidget)
       return FALSE;
 
     vp << (int32_t)pWidget->GetBorderWidth();
   }
 
   return TRUE;
 }
 
-void Field::SetLineWidth(CPDFSDK_Document* pDocument,
+void Field::SetLineWidth(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                          const CFX_WideString& swFieldName,
                          int nControlIndex,
                          int number) {
-  CPDFSDK_InterForm* pInterForm = pDocument->GetInterForm();
+  CPDFSDK_InterForm* pInterForm =
+      pFormFillEnv->GetSDKDocument()->GetInterForm();
   std::vector<CPDF_FormField*> FieldArray =
-      GetFormFields(pDocument, swFieldName);
+      GetFormFields(pFormFillEnv, swFieldName);
   for (CPDF_FormField* pFormField : FieldArray) {
     if (nControlIndex < 0) {
       FX_BOOL bSet = FALSE;
       for (int i = 0, sz = pFormField->CountControls(); i < sz; ++i) {
         CPDF_FormControl* pFormControl = pFormField->GetControl(i);
         ASSERT(pFormControl);
 
         if (CPDFSDK_Widget* pWidget =
                 pInterForm->GetWidget(pFormControl, false)) {
           if (number != pWidget->GetBorderWidth()) {
             pWidget->SetBorderWidth(number);
             bSet = TRUE;
           }
         }
       }
       if (bSet)
-        UpdateFormField(pDocument, pFormField, TRUE, TRUE, TRUE);
+        UpdateFormField(pFormFillEnv, pFormField, TRUE, TRUE, TRUE);
     } else {
       if (nControlIndex >= pFormField->CountControls())
         return;
       if (CPDF_FormControl* pFormControl =
               pFormField->GetControl(nControlIndex)) {
         if (CPDFSDK_Widget* pWidget =
                 pInterForm->GetWidget(pFormControl, false)) {
           if (number != pWidget->GetBorderWidth()) {
             pWidget->SetBorderWidth(number);
-            UpdateFormControl(pDocument, pFormControl, TRUE, TRUE, TRUE);
+            UpdateFormControl(pFormFillEnv, pFormControl, TRUE, TRUE, TRUE);
           }
         }
       }
     }
   }
 }
 
 FX_BOOL Field::multiline(IJS_Context* cc,
                          CJS_PropValue& vp,
                          CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     bool bVP;
     vp >> bVP;
 
     if (m_bDelay) {
       AddDelay_Bool(FP_MULTILINE, bVP);
     } else {
-      Field::SetMultiline(m_pDocument.Get(), m_FieldName, m_nFormControlIndex,
-                          bVP);
+      Field::SetMultiline(m_pFormFillEnv.Get(), m_FieldName,
+                          m_nFormControlIndex, bVP);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     if (pFormField->GetFieldType() != FIELDTYPE_TEXTFIELD)
       return FALSE;
 
     if (pFormField->GetFieldFlags() & FIELDFLAG_MULTILINE)
       vp << true;
     else
       vp << false;
   }
 
   return TRUE;
 }
 
-void Field::SetMultiline(CPDFSDK_Document* pDocument,
+void Field::SetMultiline(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                          const CFX_WideString& swFieldName,
                          int nControlIndex,
                          bool b) {
   // Not supported.
 }
 
 FX_BOOL Field::multipleSelection(IJS_Context* cc,
                                  CJS_PropValue& vp,
                                  CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     bool bVP;
     vp >> bVP;
 
     if (m_bDelay) {
       AddDelay_Bool(FP_MULTIPLESELECTION, bVP);
     } else {
-      Field::SetMultipleSelection(m_pDocument.Get(), m_FieldName,
+      Field::SetMultipleSelection(m_pFormFillEnv.Get(), m_FieldName,
                                   m_nFormControlIndex, bVP);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     if (pFormField->GetFieldType() != FIELDTYPE_LISTBOX)
       return FALSE;
 
     if (pFormField->GetFieldFlags() & FIELDFLAG_MULTISELECT)
       vp << true;
     else
       vp << false;
   }
 
   return TRUE;
 }
 
-void Field::SetMultipleSelection(CPDFSDK_Document* pDocument,
+void Field::SetMultipleSelection(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                                  const CFX_WideString& swFieldName,
                                  int nControlIndex,
                                  bool b) {
   // Not supported.
 }
 
 FX_BOOL Field::name(IJS_Context* cc,
                     CJS_PropValue& vp,
                     CFX_WideString& sError) {
   if (!vp.IsGetting())
@@ skipping 36 matching lines @@
 
   std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
   if (FieldArray.empty())
     return FALSE;
 
   CPDF_FormField* pFormField = FieldArray[0];
   if (!pFormField)
     return FALSE;
 
   std::vector<CPDFSDK_Widget*> widgets;
-  m_pDocument->GetInterForm()->GetWidgets(pFormField, &widgets);
+  m_pFormFillEnv->GetSDKDocument()->GetInterForm()->GetWidgets(pFormField,
+                                                               &widgets);
 
   if (widgets.empty()) {
     vp << (int32_t)-1;
     return TRUE;
   }
 
   CJS_Runtime* pRuntime = CJS_Runtime::FromContext(cc);
   CJS_Array PageArray;
   for (size_t i = 0; i < widgets.size(); ++i) {
     CPDFSDK_PageView* pPageView = widgets[i]->GetPageView();
     if (!pPageView)
       return FALSE;
 
     PageArray.SetElement(
         pRuntime, i, CJS_Value(pRuntime, (int32_t)pPageView->GetPageIndex()));
   }
 
   vp << PageArray;
   return TRUE;
 }
 
 FX_BOOL Field::password(IJS_Context* cc,
                         CJS_PropValue& vp,
                         CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     bool bVP;
     vp >> bVP;
 
     if (m_bDelay) {
       AddDelay_Bool(FP_PASSWORD, bVP);
     } else {
-      Field::SetPassword(m_pDocument.Get(), m_FieldName, m_nFormControlIndex,
+      Field::SetPassword(m_pFormFillEnv.Get(), m_FieldName, m_nFormControlIndex,
                          bVP);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     if (pFormField->GetFieldType() != FIELDTYPE_TEXTFIELD)
       return FALSE;
 
     if (pFormField->GetFieldFlags() & FIELDFLAG_PASSWORD)
       vp << true;
     else
       vp << false;
   }
 
   return TRUE;
 }
 
-void Field::SetPassword(CPDFSDK_Document* pDocument,
+void Field::SetPassword(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                         const CFX_WideString& swFieldName,
                         int nControlIndex,
                         bool b) {
   // Not supported.
 }
 
 FX_BOOL Field::print(IJS_Context* cc,
                      CJS_PropValue& vp,
                      CFX_WideString& sError) {
-  CPDFSDK_InterForm* pInterForm = m_pDocument->GetInterForm();
+  CPDFSDK_InterForm* pInterForm =
+      m_pFormFillEnv->GetSDKDocument()->GetInterForm();
   std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
   if (FieldArray.empty())
     return FALSE;
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     bool bVP;
     vp >> bVP;
@@ skipping 11 matching lines @@
               dwFlags &= ~ANNOTFLAG_PRINT;
 
             if (dwFlags != pWidget->GetFlags()) {
               pWidget->SetFlags(dwFlags);
               bSet = TRUE;
             }
           }
         }
 
         if (bSet)
-          UpdateFormField(m_pDocument.Get(), pFormField, TRUE, FALSE, TRUE);
+          UpdateFormField(m_pFormFillEnv.Get(), pFormField, TRUE, FALSE, TRUE);
       } else {
         if (m_nFormControlIndex >= pFormField->CountControls())
           return FALSE;
         if (CPDF_FormControl* pFormControl =
                 pFormField->GetControl(m_nFormControlIndex)) {
           if (CPDFSDK_Widget* pWidget =
                   pInterForm->GetWidget(pFormControl, true)) {
             uint32_t dwFlags = pWidget->GetFlags();
             if (bVP)
               dwFlags |= ANNOTFLAG_PRINT;
             else
               dwFlags &= ~ANNOTFLAG_PRINT;
 
             if (dwFlags != pWidget->GetFlags()) {
               pWidget->SetFlags(dwFlags);
-              UpdateFormControl(m_pDocument.Get(),
+              UpdateFormControl(m_pFormFillEnv.Get(),
                                 pFormField->GetControl(m_nFormControlIndex),
                                 TRUE, FALSE, TRUE);
             }
           }
         }
       }
     }
   } else {
     CPDF_FormField* pFormField = FieldArray[0];
     CPDFSDK_Widget* pWidget =
@@ skipping 88 matching lines @@
     FX_FLOAT pArray[4] = {0.0f, 0.0f, 0.0f, 0.0f};
     pArray[0] = static_cast<FX_FLOAT>(Upper_Leftx.ToInt(pRuntime));
     pArray[1] = static_cast<FX_FLOAT>(Lower_Righty.ToInt(pRuntime));
     pArray[2] = static_cast<FX_FLOAT>(Lower_Rightx.ToInt(pRuntime));
     pArray[3] = static_cast<FX_FLOAT>(Upper_Lefty.ToInt(pRuntime));
 
     CFX_FloatRect crRect(pArray);
     if (m_bDelay) {
       AddDelay_Rect(FP_RECT, crRect);
     } else {
-      Field::SetRect(m_pDocument.Get(), m_FieldName, m_nFormControlIndex,
+      Field::SetRect(m_pFormFillEnv.Get(), m_FieldName, m_nFormControlIndex,
                      crRect);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
-    CPDFSDK_InterForm* pInterForm = m_pDocument->GetInterForm();
+    CPDFSDK_InterForm* pInterForm =
+        m_pFormFillEnv->GetSDKDocument()->GetInterForm();
     CPDFSDK_Widget* pWidget =
         pInterForm->GetWidget(GetSmartFieldControl(pFormField), true);
     if (!pWidget)
       return FALSE;
 
     CFX_FloatRect crRect = pWidget->GetRect();
     Upper_Leftx = CJS_Value(pRuntime, static_cast<int32_t>(crRect.left));
     Upper_Lefty = CJS_Value(pRuntime, static_cast<int32_t>(crRect.top));
     Lower_Rightx = CJS_Value(pRuntime, static_cast<int32_t>(crRect.right));
     Lower_Righty = CJS_Value(pRuntime, static_cast<int32_t>(crRect.bottom));
 
     CJS_Array rcArray;
     rcArray.SetElement(pRuntime, 0, Upper_Leftx);
     rcArray.SetElement(pRuntime, 1, Upper_Lefty);
     rcArray.SetElement(pRuntime, 2, Lower_Rightx);
     rcArray.SetElement(pRuntime, 3, Lower_Righty);
     vp << rcArray;
   }
   return TRUE;
 }
 
-void Field::SetRect(CPDFSDK_Document* pDocument,
+void Field::SetRect(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                     const CFX_WideString& swFieldName,
                     int nControlIndex,
                     const CFX_FloatRect& rect) {
-  CPDFSDK_InterForm* pInterForm = pDocument->GetInterForm();
+  CPDFSDK_InterForm* pInterForm =
+      pFormFillEnv->GetSDKDocument()->GetInterForm();
   std::vector<CPDF_FormField*> FieldArray =
-      GetFormFields(pDocument, swFieldName);
+      GetFormFields(pFormFillEnv, swFieldName);
   for (CPDF_FormField* pFormField : FieldArray) {
     if (nControlIndex < 0) {
       FX_BOOL bSet = FALSE;
       for (int i = 0, sz = pFormField->CountControls(); i < sz; ++i) {
         CPDF_FormControl* pFormControl = pFormField->GetControl(i);
         ASSERT(pFormControl);
 
         if (CPDFSDK_Widget* pWidget =
                 pInterForm->GetWidget(pFormControl, false)) {
           CFX_FloatRect crRect = rect;
 
           CPDF_Page* pPDFPage = pWidget->GetPDFPage();
           crRect.Intersect(pPDFPage->GetPageBBox());
 
           if (!crRect.IsEmpty()) {
             CFX_FloatRect rcOld = pWidget->GetRect();
             if (crRect.left != rcOld.left || crRect.right != rcOld.right ||
                 crRect.top != rcOld.top || crRect.bottom != rcOld.bottom) {
               pWidget->SetRect(crRect);
               bSet = TRUE;
             }
           }
         }
       }
 
       if (bSet)
-        UpdateFormField(pDocument, pFormField, TRUE, TRUE, TRUE);
+        UpdateFormField(pFormFillEnv, pFormField, TRUE, TRUE, TRUE);
     } else {
       if (nControlIndex >= pFormField->CountControls())
         return;
       if (CPDF_FormControl* pFormControl =
               pFormField->GetControl(nControlIndex)) {
         if (CPDFSDK_Widget* pWidget =
                 pInterForm->GetWidget(pFormControl, false)) {
           CFX_FloatRect crRect = rect;
 
           CPDF_Page* pPDFPage = pWidget->GetPDFPage();
           crRect.Intersect(pPDFPage->GetPageBBox());
 
           if (!crRect.IsEmpty()) {
             CFX_FloatRect rcOld = pWidget->GetRect();
             if (crRect.left != rcOld.left || crRect.right != rcOld.right ||
                 crRect.top != rcOld.top || crRect.bottom != rcOld.bottom) {
               pWidget->SetRect(crRect);
-              UpdateFormControl(pDocument, pFormControl, TRUE, TRUE, TRUE);
+              UpdateFormControl(pFormFillEnv, pFormControl, TRUE, TRUE, TRUE);
             }
           }
         }
       }
     }
   }
 }
 
 FX_BOOL Field::required(IJS_Context* cc,
                         CJS_PropValue& vp,
@@ skipping 19 matching lines @@
     else
       vp << false;
   }
 
   return TRUE;
 }
 
 FX_BOOL Field::richText(IJS_Context* cc,
                         CJS_PropValue& vp,
                         CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     bool bVP;
     vp >> bVP;
 
     if (m_bDelay) {
       AddDelay_Bool(FP_RICHTEXT, bVP);
@@ skipping 18 matching lines @@
 
 FX_BOOL Field::richValue(IJS_Context* cc,
                          CJS_PropValue& vp,
                          CFX_WideString& sError) {
   return TRUE;
 }
 
 FX_BOOL Field::rotation(IJS_Context* cc,
                         CJS_PropValue& vp,
                         CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     int nVP;
     vp >> nVP;
 
     if (m_bDelay) {
       AddDelay_Int(FP_ROTATION, nVP);
     } else {
-      Field::SetRotation(m_pDocument.Get(), m_FieldName, m_nFormControlIndex,
+      Field::SetRotation(m_pFormFillEnv.Get(), m_FieldName, m_nFormControlIndex,
                          nVP);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     CPDF_FormControl* pFormControl = GetSmartFieldControl(pFormField);
     if (!pFormControl)
       return FALSE;
 
     vp << (int32_t)pFormControl->GetRotation();
   }
 
   return TRUE;
 }
 
-void Field::SetRotation(CPDFSDK_Document* pDocument,
+void Field::SetRotation(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                         const CFX_WideString& swFieldName,
                         int nControlIndex,
                         int number) {
   // Not supported.
 }
 
 FX_BOOL Field::strokeColor(IJS_Context* cc,
                            CJS_PropValue& vp,
                            CFX_WideString& sError) {
   CJS_Runtime* pRuntime = CJS_Runtime::FromContext(cc);
   CJS_Array crArray;
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     if (!vp.GetJSValue()->IsArrayObject())
       return FALSE;
 
     vp >> crArray;
 
     CPWL_Color color;
     color::ConvertArrayToPWLColor(pRuntime, crArray, &color);
 
     if (m_bDelay) {
       AddDelay_Color(FP_STROKECOLOR, color);
     } else {
-      Field::SetStrokeColor(m_pDocument.Get(), m_FieldName, m_nFormControlIndex,
-                            color);
+      Field::SetStrokeColor(m_pFormFillEnv.Get(), m_FieldName,
+                            m_nFormControlIndex, color);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     CPDF_FormControl* pFormControl = GetSmartFieldControl(pFormField);
     if (!pFormControl)
       return FALSE;
@@ skipping 20 matching lines @@
     } else {
       return FALSE;
     }
 
     color::ConvertPWLColorToArray(pRuntime, color, &crArray);
     vp << crArray;
   }
   return TRUE;
 }
 
-void Field::SetStrokeColor(CPDFSDK_Document* pDocument,
+void Field::SetStrokeColor(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                            const CFX_WideString& swFieldName,
                            int nControlIndex,
                            const CPWL_Color& color) {
   // Not supported.
 }
 
 FX_BOOL Field::style(IJS_Context* cc,
                      CJS_PropValue& vp,
                      CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     CFX_ByteString csBCaption;
     vp >> csBCaption;
 
     if (m_bDelay) {
       AddDelay_String(FP_STYLE, csBCaption);
     } else {
-      Field::SetStyle(m_pDocument.Get(), m_FieldName, m_nFormControlIndex,
+      Field::SetStyle(m_pFormFillEnv.Get(), m_FieldName, m_nFormControlIndex,
                       csBCaption);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     if (pFormField->GetFieldType() != FIELDTYPE_RADIOBUTTON &&
         pFormField->GetFieldType() != FIELDTYPE_CHECKBOX) {
@@ skipping 26 matching lines @@
       default:  // L'4'
         csBCaption = "check";
         break;
     }
     vp << csBCaption;
   }
 
   return TRUE;
 }
 
-void Field::SetStyle(CPDFSDK_Document* pDocument,
+void Field::SetStyle(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                      const CFX_WideString& swFieldName,
                      int nControlIndex,
                      const CFX_ByteString& string) {
   // Not supported.
 }
 
 FX_BOOL Field::submitName(IJS_Context* cc,
                           CJS_PropValue& vp,
                           CFX_WideString& sError) {
   return TRUE;
@@ skipping 13 matching lines @@
       return FALSE;
 
     vp >> crArray;
 
     CPWL_Color color;
     color::ConvertArrayToPWLColor(pRuntime, crArray, &color);
 
     if (m_bDelay) {
       AddDelay_Color(FP_TEXTCOLOR, color);
     } else {
-      Field::SetTextColor(m_pDocument.Get(), m_FieldName, m_nFormControlIndex,
-                          color);
+      Field::SetTextColor(m_pFormFillEnv.Get(), m_FieldName,
+                          m_nFormControlIndex, color);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     CPDF_FormControl* pFormControl = GetSmartFieldControl(pFormField);
     if (!pFormControl)
       return FALSE;
@@ skipping 11 matching lines @@
 
     if (iColorType == COLORTYPE_TRANSPARENT)
       crRet = CPWL_Color(COLORTYPE_TRANSPARENT);
 
     color::ConvertPWLColorToArray(pRuntime, crRet, &crArray);
     vp << crArray;
   }
   return TRUE;
 }
 
-void Field::SetTextColor(CPDFSDK_Document* pDocument,
+void Field::SetTextColor(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                          const CFX_WideString& swFieldName,
                          int nControlIndex,
                          const CPWL_Color& color) {
   // Not supported.
 }
 
 FX_BOOL Field::textFont(IJS_Context* cc,
                         CJS_PropValue& vp,
                         CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     CFX_ByteString csFontName;
     vp >> csFontName;
     if (csFontName.IsEmpty())
       return FALSE;
 
     if (m_bDelay) {
       AddDelay_String(FP_TEXTFONT, csFontName);
     } else {
-      Field::SetTextFont(m_pDocument.Get(), m_FieldName, m_nFormControlIndex,
+      Field::SetTextFont(m_pFormFillEnv.Get(), m_FieldName, m_nFormControlIndex,
                          csFontName);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     ASSERT(pFormField);
     CPDF_FormControl* pFormControl = GetSmartFieldControl(pFormField);
@@ skipping 11 matching lines @@
 
       vp << pFont->GetBaseFont();
     } else {
       return FALSE;
     }
   }
 
   return TRUE;
 }
 
-void Field::SetTextFont(CPDFSDK_Document* pDocument,
+void Field::SetTextFont(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                         const CFX_WideString& swFieldName,
                         int nControlIndex,
                         const CFX_ByteString& string) {
   // Not supported.
 }
 
 FX_BOOL Field::textSize(IJS_Context* cc,
                         CJS_PropValue& vp,
                         CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     int nVP;
     vp >> nVP;
 
     if (m_bDelay) {
       AddDelay_Int(FP_TEXTSIZE, nVP);
     } else {
-      Field::SetTextSize(m_pDocument.Get(), m_FieldName, m_nFormControlIndex,
+      Field::SetTextSize(m_pFormFillEnv.Get(), m_FieldName, m_nFormControlIndex,
                          nVP);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     ASSERT(pFormField);
     CPDF_FormControl* pFormControl = GetSmartFieldControl(pFormField);
     if (!pFormControl)
       return FALSE;
 
     CPDF_DefaultAppearance FieldAppearance =
         pFormControl->GetDefaultAppearance();
 
     CFX_ByteString csFontNameTag;
     FX_FLOAT fFontSize;
     FieldAppearance.GetFont(csFontNameTag, fFontSize);
 
     vp << (int)fFontSize;
   }
 
   return TRUE;
 }
 
-void Field::SetTextSize(CPDFSDK_Document* pDocument,
+void Field::SetTextSize(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                         const CFX_WideString& swFieldName,
                         int nControlIndex,
                         int number) {
   // Not supported.
 }
 
 FX_BOOL Field::type(IJS_Context* cc,
                     CJS_PropValue& vp,
                     CFX_WideString& sError) {
   if (!vp.IsGetting())
@@ skipping 33 matching lines @@
       vp << L"unknown";
       break;
   }
 
   return TRUE;
 }
 
 FX_BOOL Field::userName(IJS_Context* cc,
                         CJS_PropValue& vp,
                         CFX_WideString& sError) {
-  ASSERT(m_pDocument);
+  ASSERT(m_pFormFillEnv);
 
   if (vp.IsSetting()) {
     if (!m_bCanSet)
       return FALSE;
 
     CFX_WideString swName;
     vp >> swName;
 
     if (m_bDelay) {
       AddDelay_WideString(FP_USERNAME, swName);
     } else {
-      Field::SetUserName(m_pDocument.Get(), m_FieldName, m_nFormControlIndex,
+      Field::SetUserName(m_pFormFillEnv.Get(), m_FieldName, m_nFormControlIndex,
                          swName);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     vp << (CFX_WideString)pFormField->GetAlternateName();
   }
 
   return TRUE;
 }
 
-void Field::SetUserName(CPDFSDK_Document* pDocument,
+void Field::SetUserName(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                         const CFX_WideString& swFieldName,
                         int nControlIndex,
                         const CFX_WideString& string) {
   // Not supported.
 }
 
 FX_BOOL Field::value(IJS_Context* cc,
                      CJS_PropValue& vp,
                      CFX_WideString& sError) {
   CJS_Runtime* pRuntime = CJS_Runtime::FromContext(cc);
@@ skipping 13 matching lines @@
       }
     } else {
       CFX_WideString swValue;
       vp >> swValue;
       strArray.push_back(swValue);
     }
 
     if (m_bDelay) {
       AddDelay_WideStringArray(FP_VALUE, strArray);
     } else {
-      Field::SetValue(m_pDocument.Get(), m_FieldName, m_nFormControlIndex,
+      Field::SetValue(m_pFormFillEnv.Get(), m_FieldName, m_nFormControlIndex,
                       strArray);
     }
   } else {
     std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
     if (FieldArray.empty())
       return FALSE;
 
     CPDF_FormField* pFormField = FieldArray[0];
     switch (pFormField->GetFieldType()) {
       case FIELDTYPE_PUSHBUTTON:
@@ skipping 38 matching lines @@
       } break;
       default:
         vp << pFormField->GetValue();
         break;
     }
   }
   vp.GetJSValue()->MaybeCoerceToNumber(pRuntime);
   return TRUE;
 }
 
-void Field::SetValue(CPDFSDK_Document* pDocument,
+void Field::SetValue(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                      const CFX_WideString& swFieldName,
                      int nControlIndex,
                      const std::vector<CFX_WideString>& strArray) {
-  ASSERT(pDocument);
+  ASSERT(pFormFillEnv);
   if (strArray.empty())
     return;
 
   std::vector<CPDF_FormField*> FieldArray =
-      GetFormFields(pDocument, swFieldName);
+      GetFormFields(pFormFillEnv, swFieldName);
 
   for (CPDF_FormField* pFormField : FieldArray) {
     if (pFormField->GetFullName().Compare(swFieldName) != 0)
       continue;
 
     switch (pFormField->GetFieldType()) {
       case FIELDTYPE_TEXTFIELD:
       case FIELDTYPE_COMBOBOX:
         if (pFormField->GetValue() != strArray[0]) {
           pFormField->SetValue(strArray[0], TRUE);
-          UpdateFormField(pDocument, pFormField, TRUE, FALSE, TRUE);
+          UpdateFormField(pFormFillEnv, pFormField, TRUE, FALSE, TRUE);
         }
         break;
       case FIELDTYPE_CHECKBOX:
       case FIELDTYPE_RADIOBUTTON: {
         if (pFormField->GetValue() != strArray[0]) {
           pFormField->SetValue(strArray[0], TRUE);
-          UpdateFormField(pDocument, pFormField, TRUE, FALSE, TRUE);
+          UpdateFormField(pFormFillEnv, pFormField, TRUE, FALSE, TRUE);
         }
       } break;
       case FIELDTYPE_LISTBOX: {
         FX_BOOL bModified = FALSE;
         for (const auto& str : strArray) {
           if (!pFormField->IsItemSelected(pFormField->FindOption(str))) {
             bModified = TRUE;
             break;
           }
         }
         if (bModified) {
           pFormField->ClearSelection(TRUE);
           for (const auto& str : strArray) {
             int index = pFormField->FindOption(str);
             if (!pFormField->IsItemSelected(index))
               pFormField->SetItemSelection(index, TRUE, TRUE);
           }
-          UpdateFormField(pDocument, pFormField, TRUE, FALSE, TRUE);
+          UpdateFormField(pFormFillEnv, pFormField, TRUE, FALSE, TRUE);
         }
       } break;
       default:
         break;
     }
   }
 }
 
 FX_BOOL Field::valueAsString(IJS_Context* cc,
                              CJS_PropValue& vp,
@@ skipping 39 matching lines @@
 
 FX_BOOL Field::browseForFileToSubmit(IJS_Context* cc,
                                      const std::vector<CJS_Value>& params,
                                      CJS_Value& vRet,
                                      CFX_WideString& sError) {
   std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
   if (FieldArray.empty())
     return FALSE;
 
   CPDF_FormField* pFormField = FieldArray[0];
-  CPDFSDK_FormFillEnvironment* pApp = m_pDocument->GetEnv();
   if ((pFormField->GetFieldFlags() & FIELDFLAG_FILESELECT) &&
       (pFormField->GetFieldType() == FIELDTYPE_TEXTFIELD)) {
-    CFX_WideString wsFileName = pApp->JS_fieldBrowse();
+    CFX_WideString wsFileName = m_pFormFillEnv->JS_fieldBrowse();
     if (!wsFileName.IsEmpty()) {
       pFormField->SetValue(wsFileName);
-      UpdateFormField(m_pDocument.Get(), pFormField, TRUE, TRUE, TRUE);
+      UpdateFormField(m_pFormFillEnv.Get(), pFormField, TRUE, TRUE, TRUE);
     }
     return TRUE;
   }
   return FALSE;
 }
 
 FX_BOOL Field::buttonGetCaption(IJS_Context* cc,
                                 const std::vector<CJS_Value>& params,
                                 CJS_Value& vRet,
                                 CFX_WideString& sError) {
@@ skipping 123 matching lines @@
     return FALSE;
   if (nWidget < 0 || nWidget >= pFormField->CountControls())
     return FALSE;
   // TODO(weili): Check whether anything special needed for radio button,
   // otherwise merge these branches.
   if (pFormField->GetFieldType() == FIELDTYPE_RADIOBUTTON)
     pFormField->CheckControl(nWidget, bCheckit, true);
   else
     pFormField->CheckControl(nWidget, bCheckit, true);
 
-  UpdateFormField(m_pDocument.Get(), pFormField, TRUE, TRUE, TRUE);
+  UpdateFormField(m_pFormFillEnv.Get(), pFormField, TRUE, TRUE, TRUE);
   return TRUE;
 }
 
 FX_BOOL Field::clearItems(IJS_Context* cc,
                           const std::vector<CJS_Value>& params,
                           CJS_Value& vRet,
                           CFX_WideString& sError) {
   return TRUE;
 }
 
@@ skipping 191 matching lines @@
                         CFX_WideString& sError) {
   std::vector<CPDF_FormField*> FieldArray = GetFormFields(m_FieldName);
   if (FieldArray.empty())
     return FALSE;
 
   CPDF_FormField* pFormField = FieldArray[0];
   int32_t nCount = pFormField->CountControls();
   if (nCount < 1)
     return FALSE;
 
-  CPDFSDK_InterForm* pInterForm = m_pDocument->GetInterForm();
+  CPDFSDK_InterForm* pInterForm =
+      m_pFormFillEnv->GetSDKDocument()->GetInterForm();
   CPDFSDK_Widget* pWidget = nullptr;
   if (nCount == 1) {
     pWidget = pInterForm->GetWidget(pFormField->GetControl(0), false);
   } else {
-    CPDFSDK_FormFillEnvironment* pEnv = m_pDocument->GetEnv();
-    UnderlyingPageType* pPage = UnderlyingFromFPDFPage(
-        pEnv->GetCurrentPage(m_pDocument->GetUnderlyingDocument()));
+    UnderlyingPageType* pPage =
+        UnderlyingFromFPDFPage(m_pFormFillEnv->GetCurrentPage(
+            m_pFormFillEnv->GetUnderlyingDocument()));
     if (!pPage)
       return FALSE;
     if (CPDFSDK_PageView* pCurPageView =
-            m_pDocument->GetPageView(pPage, true)) {
+            m_pFormFillEnv->GetSDKDocument()->GetPageView(pPage, true)) {
       for (int32_t i = 0; i < nCount; i++) {
         if (CPDFSDK_Widget* pTempWidget =
                 pInterForm->GetWidget(pFormField->GetControl(i), false)) {
           if (pTempWidget->GetPDFPage() == pCurPageView->GetPDFPage()) {
             pWidget = pTempWidget;
             break;
           }
         }
       }
     }
   }
 
   if (pWidget) {
     CPDFSDK_Annot::ObservedPtr pObserved(pWidget);
-    m_pDocument->SetFocusAnnot(&pObserved);
+    m_pFormFillEnv->GetSDKDocument()->SetFocusAnnot(&pObserved);
   }
 
   return TRUE;
 }
 
 FX_BOOL Field::setItems(IJS_Context* cc,
                         const std::vector<CJS_Value>& params,
                         CJS_Value& vRet,
                         CFX_WideString& sError) {
   return TRUE;
@@ skipping 109 matching lines @@
 }
 
 void Field::AddDelay_WideStringArray(FIELD_PROP prop,
                                      const std::vector<CFX_WideString>& array) {
   CJS_DelayData* pNewData =
       new CJS_DelayData(prop, m_nFormControlIndex, m_FieldName);
   pNewData->widestringarray = array;
   m_pJSDoc->AddDelayData(pNewData);
 }
 
-void Field::DoDelay(CPDFSDK_Document* pDocument, CJS_DelayData* pData) {
-  ASSERT(pDocument);
+void Field::DoDelay(CPDFSDK_FormFillEnvironment* pFormFillEnv,
+                    CJS_DelayData* pData) {
+  ASSERT(pFormFillEnv);
   switch (pData->eProp) {
     case FP_ALIGNMENT:
-      Field::SetAlignment(pDocument, pData->sFieldName, pData->nControlIndex,
+      Field::SetAlignment(pFormFillEnv, pData->sFieldName, pData->nControlIndex,
                           pData->string);
       break;
     case FP_BORDERSTYLE:
-      Field::SetBorderStyle(pDocument, pData->sFieldName, pData->nControlIndex,
-                            pData->string);
+      Field::SetBorderStyle(pFormFillEnv, pData->sFieldName,
+                            pData->nControlIndex, pData->string);
       break;
     case FP_BUTTONALIGNX:
-      Field::SetButtonAlignX(pDocument, pData->sFieldName, pData->nControlIndex,
-                             pData->num);
+      Field::SetButtonAlignX(pFormFillEnv, pData->sFieldName,
+                             pData->nControlIndex, pData->num);
       break;
     case FP_BUTTONALIGNY:
-      Field::SetButtonAlignY(pDocument, pData->sFieldName, pData->nControlIndex,
-                             pData->num);
+      Field::SetButtonAlignY(pFormFillEnv, pData->sFieldName,
+                             pData->nControlIndex, pData->num);
       break;
     case FP_BUTTONFITBOUNDS:
-      Field::SetButtonFitBounds(pDocument, pData->sFieldName,
+      Field::SetButtonFitBounds(pFormFillEnv, pData->sFieldName,
                                 pData->nControlIndex, pData->b);
       break;
     case FP_BUTTONPOSITION:
-      Field::SetButtonPosition(pDocument, pData->sFieldName,
+      Field::SetButtonPosition(pFormFillEnv, pData->sFieldName,
                                pData->nControlIndex, pData->num);
       break;
     case FP_BUTTONSCALEHOW:
-      Field::SetButtonScaleHow(pDocument, pData->sFieldName,
+      Field::SetButtonScaleHow(pFormFillEnv, pData->sFieldName,
                                pData->nControlIndex, pData->num);
       break;
     case FP_BUTTONSCALEWHEN:
-      Field::SetButtonScaleWhen(pDocument, pData->sFieldName,
+      Field::SetButtonScaleWhen(pFormFillEnv, pData->sFieldName,
                                 pData->nControlIndex, pData->num);
       break;
     case FP_CALCORDERINDEX:
-      Field::SetCalcOrderIndex(pDocument, pData->sFieldName,
+      Field::SetCalcOrderIndex(pFormFillEnv, pData->sFieldName,
                                pData->nControlIndex, pData->num);
       break;
     case FP_CHARLIMIT:
-      Field::SetCharLimit(pDocument, pData->sFieldName, pData->nControlIndex,
+      Field::SetCharLimit(pFormFillEnv, pData->sFieldName, pData->nControlIndex,
                           pData->num);
       break;
     case FP_COMB:
-      Field::SetComb(pDocument, pData->sFieldName, pData->nControlIndex,
+      Field::SetComb(pFormFillEnv, pData->sFieldName, pData->nControlIndex,
                      pData->b);
       break;
     case FP_COMMITONSELCHANGE:
-      Field::SetCommitOnSelChange(pDocument, pData->sFieldName,
+      Field::SetCommitOnSelChange(pFormFillEnv, pData->sFieldName,
                                   pData->nControlIndex, pData->b);
       break;
     case FP_CURRENTVALUEINDICES:
-      Field::SetCurrentValueIndices(pDocument, pData->sFieldName,
+      Field::SetCurrentValueIndices(pFormFillEnv, pData->sFieldName,
                                     pData->nControlIndex, pData->wordarray);
       break;
     case FP_DEFAULTVALUE:
-      Field::SetDefaultValue(pDocument, pData->sFieldName, pData->nControlIndex,
-                             pData->widestring);
+      Field::SetDefaultValue(pFormFillEnv, pData->sFieldName,
+                             pData->nControlIndex, pData->widestring);
       break;
     case FP_DONOTSCROLL:
-      Field::SetDoNotScroll(pDocument, pData->sFieldName, pData->nControlIndex,
-                            pData->b);
+      Field::SetDoNotScroll(pFormFillEnv, pData->sFieldName,
+                            pData->nControlIndex, pData->b);
       break;
     case FP_DISPLAY:
-      Field::SetDisplay(pDocument, pData->sFieldName, pData->nControlIndex,
+      Field::SetDisplay(pFormFillEnv, pData->sFieldName, pData->nControlIndex,
                         pData->num);
       break;
     case FP_FILLCOLOR:
-      Field::SetFillColor(pDocument, pData->sFieldName, pData->nControlIndex,
+      Field::SetFillColor(pFormFillEnv, pData->sFieldName, pData->nControlIndex,
                           pData->color);
       break;
     case FP_HIDDEN:
-      Field::SetHidden(pDocument, pData->sFieldName, pData->nControlIndex,
+      Field::SetHidden(pFormFillEnv, pData->sFieldName, pData->nControlIndex,
                        pData->b);
       break;
     case FP_HIGHLIGHT:
-      Field::SetHighlight(pDocument, pData->sFieldName, pData->nControlIndex,
+      Field::SetHighlight(pFormFillEnv, pData->sFieldName, pData->nControlIndex,
                           pData->string);
       break;
     case FP_LINEWIDTH:
-      Field::SetLineWidth(pDocument, pData->sFieldName, pData->nControlIndex,
+      Field::SetLineWidth(pFormFillEnv, pData->sFieldName, pData->nControlIndex,
                           pData->num);
       break;
     case FP_MULTILINE:
-      Field::SetMultiline(pDocument, pData->sFieldName, pData->nControlIndex,
+      Field::SetMultiline(pFormFillEnv, pData->sFieldName, pData->nControlIndex,
                           pData->b);
       break;
     case FP_MULTIPLESELECTION:
-      Field::SetMultipleSelection(pDocument, pData->sFieldName,
+      Field::SetMultipleSelection(pFormFillEnv, pData->sFieldName,
                                   pData->nControlIndex, pData->b);
       break;
     case FP_PASSWORD:
-      Field::SetPassword(pDocument, pData->sFieldName, pData->nControlIndex,
+      Field::SetPassword(pFormFillEnv, pData->sFieldName, pData->nControlIndex,
                          pData->b);
       break;
     case FP_RECT:
-      Field::SetRect(pDocument, pData->sFieldName, pData->nControlIndex,
+      Field::SetRect(pFormFillEnv, pData->sFieldName, pData->nControlIndex,
                      pData->rect);
       break;
     case FP_RICHTEXT:
       // Not supported.
       break;
     case FP_RICHVALUE:
       break;
     case FP_ROTATION:
-      Field::SetRotation(pDocument, pData->sFieldName, pData->nControlIndex,
+      Field::SetRotation(pFormFillEnv, pData->sFieldName, pData->nControlIndex,
                          pData->num);
       break;
     case FP_STROKECOLOR:
-      Field::SetStrokeColor(pDocument, pData->sFieldName, pData->nControlIndex,
-                            pData->color);
+      Field::SetStrokeColor(pFormFillEnv, pData->sFieldName,
+                            pData->nControlIndex, pData->color);
       break;
     case FP_STYLE:
-      Field::SetStyle(pDocument, pData->sFieldName, pData->nControlIndex,
+      Field::SetStyle(pFormFillEnv, pData->sFieldName, pData->nControlIndex,
                       pData->string);
       break;
     case FP_TEXTCOLOR:
-      Field::SetTextColor(pDocument, pData->sFieldName, pData->nControlIndex,
+      Field::SetTextColor(pFormFillEnv, pData->sFieldName, pData->nControlIndex,
                           pData->color);
       break;
     case FP_TEXTFONT:
-      Field::SetTextFont(pDocument, pData->sFieldName, pData->nControlIndex,
+      Field::SetTextFont(pFormFillEnv, pData->sFieldName, pData->nControlIndex,
                          pData->string);
       break;
     case FP_TEXTSIZE:
-      Field::SetTextSize(pDocument, pData->sFieldName, pData->nControlIndex,
+      Field::SetTextSize(pFormFillEnv, pData->sFieldName, pData->nControlIndex,
                          pData->num);
       break;
     case FP_USERNAME:
-      Field::SetUserName(pDocument, pData->sFieldName, pData->nControlIndex,
+      Field::SetUserName(pFormFillEnv, pData->sFieldName, pData->nControlIndex,
                          pData->widestring);
       break;
     case FP_VALUE:
-      Field::SetValue(pDocument, pData->sFieldName, pData->nControlIndex,
+      Field::SetValue(pFormFillEnv, pData->sFieldName, pData->nControlIndex,
                       pData->widestringarray);
       break;
   }
 }
 
-void Field::AddField(CPDFSDK_Document* pDocument,
+void Field::AddField(CPDFSDK_FormFillEnvironment* pFormFillEnv,
                      int nPageIndex,
                      int nFieldType,
                      const CFX_WideString& sName,
                      const CFX_FloatRect& rcCoords) {
   // Not supported.
 }