Move barcode code from WidgetAcc to Node

This CL moves the barcode related code from CXFA_WidgetAcc to CXFA_Node.

Change-Id: Id3f5f30222535a69a0bf4d59416e57d452c7d8e8
Reviewed-on: https://pdfium-review.googlesource.com/22551
Reviewed-by: Ryan Harrison <rharrison@chromium.org>
Commit-Queue: dsinclair <dsinclair@chromium.org>

2 files changed, 172 insertions, 0 deletions

diff --git a/xfa/fxfa/parser/cxfa_node.cpp b/xfa/fxfa/parser/cxfa_node.cpp
index 8c8f0c69f2..1da6f56781 100644
--- a/xfa/fxfa/parser/cxfa_node.cpp
+++ b/xfa/fxfa/parser/cxfa_node.cpp
@@ -2054,3 +2054,159 @@ std::pair<int32_t, bool> CXFA_Node::ExecuteBoolScript(
 
   return {iRet, pTmpRetValue->IsBoolean() ? pTmpRetValue->ToBoolean() : false};
 }
+
+WideString CXFA_Node::GetBarcodeType() {
+  CXFA_Node* pUIChild = GetWidgetAcc()->GetUIChild();
+  return pUIChild
+             ? WideString(pUIChild->JSObject()->GetCData(XFA_Attribute::Type))
+             : WideString();
+}
+
+Optional<BC_CHAR_ENCODING> CXFA_Node::GetBarcodeAttribute_CharEncoding() {
+  Optional<WideString> wsCharEncoding =
+      GetWidgetAcc()->GetUIChild()->JSObject()->TryCData(
+          XFA_Attribute::CharEncoding, true);
+  if (!wsCharEncoding)
+    return {};
+  if (wsCharEncoding->CompareNoCase(L"UTF-16"))
+    return {CHAR_ENCODING_UNICODE};
+  if (wsCharEncoding->CompareNoCase(L"UTF-8"))
+    return {CHAR_ENCODING_UTF8};
+  return {};
+}
+
+Optional<bool> CXFA_Node::GetBarcodeAttribute_Checksum() {
+  Optional<XFA_AttributeEnum> checksum =
+      GetWidgetAcc()->GetUIChild()->JSObject()->TryEnum(XFA_Attribute::Checksum,
+                                                        true);
+  if (!checksum)
+    return {};
+
+  switch (*checksum) {
+    case XFA_AttributeEnum::None:
+      return {false};
+    case XFA_AttributeEnum::Auto:
+      return {true};
+    case XFA_AttributeEnum::Checksum_1mod10:
+    case XFA_AttributeEnum::Checksum_1mod10_1mod11:
+    case XFA_AttributeEnum::Checksum_2mod10:
+    default:
+      break;
+  }
+  return {};
+}
+
+Optional<int32_t> CXFA_Node::GetBarcodeAttribute_DataLength() {
+  Optional<WideString> wsDataLength =
+      GetWidgetAcc()->GetUIChild()->JSObject()->TryCData(
+          XFA_Attribute::DataLength, true);
+  if (!wsDataLength)
+    return {};
+
+  return {FXSYS_wtoi(wsDataLength->c_str())};
+}
+
+Optional<char> CXFA_Node::GetBarcodeAttribute_StartChar() {
+  Optional<WideString> wsStartEndChar =
+      GetWidgetAcc()->GetUIChild()->JSObject()->TryCData(
+          XFA_Attribute::StartChar, true);
+  if (!wsStartEndChar || wsStartEndChar->IsEmpty())
+    return {};
+
+  return {static_cast<char>((*wsStartEndChar)[0])};
+}
+
+Optional<char> CXFA_Node::GetBarcodeAttribute_EndChar() {
+  Optional<WideString> wsStartEndChar =
+      GetWidgetAcc()->GetUIChild()->JSObject()->TryCData(XFA_Attribute::EndChar,
+                                                         true);
+  if (!wsStartEndChar || wsStartEndChar->IsEmpty())
+    return {};
+
+  return {static_cast<char>((*wsStartEndChar)[0])};
+}
+
+Optional<int32_t> CXFA_Node::GetBarcodeAttribute_ECLevel() {
+  Optional<WideString> wsECLevel =
+      GetWidgetAcc()->GetUIChild()->JSObject()->TryCData(
+          XFA_Attribute::ErrorCorrectionLevel, true);
+  if (!wsECLevel)
+    return {};
+  return {FXSYS_wtoi(wsECLevel->c_str())};
+}
+
+Optional<int32_t> CXFA_Node::GetBarcodeAttribute_ModuleWidth() {
+  Optional<CXFA_Measurement> moduleWidthHeight =
+      GetWidgetAcc()->GetUIChild()->JSObject()->TryMeasure(
+          XFA_Attribute::ModuleWidth, true);
+  if (!moduleWidthHeight)
+    return {};
+
+  return {static_cast<int32_t>(moduleWidthHeight->ToUnit(XFA_Unit::Pt))};
+}
+
+Optional<int32_t> CXFA_Node::GetBarcodeAttribute_ModuleHeight() {
+  Optional<CXFA_Measurement> moduleWidthHeight =
+      GetWidgetAcc()->GetUIChild()->JSObject()->TryMeasure(
+          XFA_Attribute::ModuleHeight, true);
+  if (!moduleWidthHeight)
+    return {};
+
+  return {static_cast<int32_t>(moduleWidthHeight->ToUnit(XFA_Unit::Pt))};
+}
+
+Optional<bool> CXFA_Node::GetBarcodeAttribute_PrintChecksum() {
+  return GetWidgetAcc()->GetUIChild()->JSObject()->TryBoolean(
+      XFA_Attribute::PrintCheckDigit, true);
+}
+
+Optional<BC_TEXT_LOC> CXFA_Node::GetBarcodeAttribute_TextLocation() {
+  Optional<XFA_AttributeEnum> textLocation =
+      GetWidgetAcc()->GetUIChild()->JSObject()->TryEnum(
+          XFA_Attribute::TextLocation, true);
+  if (!textLocation)
+    return {};
+
+  switch (*textLocation) {
+    case XFA_AttributeEnum::None:
+      return {BC_TEXT_LOC_NONE};
+    case XFA_AttributeEnum::Above:
+      return {BC_TEXT_LOC_ABOVE};
+    case XFA_AttributeEnum::Below:
+      return {BC_TEXT_LOC_BELOW};
+    case XFA_AttributeEnum::AboveEmbedded:
+      return {BC_TEXT_LOC_ABOVEEMBED};
+    case XFA_AttributeEnum::BelowEmbedded:
+      return {BC_TEXT_LOC_BELOWEMBED};
+    default:
+      break;
+  }
+  return {};
+}
+
+Optional<bool> CXFA_Node::GetBarcodeAttribute_Truncate() {
+  return GetWidgetAcc()->GetUIChild()->JSObject()->TryBoolean(
+      XFA_Attribute::Truncate, true);
+}
+
+Optional<int8_t> CXFA_Node::GetBarcodeAttribute_WideNarrowRatio() {
+  Optional<WideString> wsWideNarrowRatio =
+      GetWidgetAcc()->GetUIChild()->JSObject()->TryCData(
+          XFA_Attribute::WideNarrowRatio, true);
+  if (!wsWideNarrowRatio)
+    return {};
+
+  Optional<size_t> ptPos = wsWideNarrowRatio->Find(':');
+  if (!ptPos)
+    return {static_cast<int8_t>(FXSYS_wtoi(wsWideNarrowRatio->c_str()))};
+
+  int32_t fB = FXSYS_wtoi(
+      wsWideNarrowRatio->Right(wsWideNarrowRatio->GetLength() - (*ptPos + 1))
+          .c_str());
+  if (!fB)
+    return {0};
+
+  int32_t fA = FXSYS_wtoi(wsWideNarrowRatio->Left(*ptPos).c_str());
+  float result = static_cast<float>(fA) / static_cast<float>(fB);
+  return {static_cast<int8_t>(result)};
+}
diff --git a/xfa/fxfa/parser/cxfa_node.h b/xfa/fxfa/parser/cxfa_node.h
index 7bf0654b58..1f11a2372f 100644
--- a/xfa/fxfa/parser/cxfa_node.h
+++ b/xfa/fxfa/parser/cxfa_node.h
@@ -15,6 +15,7 @@
 #include "core/fxcrt/fx_string.h"
 #include "core/fxcrt/ifx_locale.h"
 #include "core/fxge/fx_dib.h"
+#include "fxbarcode/BC_Library.h"
 #include "fxjs/xfa/cjx_node.h"
 #include "third_party/base/optional.h"
 #include "xfa/fxfa/parser/cxfa_object.h"
@@ -279,6 +280,21 @@ class CXFA_Node : public CXFA_Object {
                                              CXFA_Script* script,
                                              CXFA_EventParam* pEventParam);
 
+  // TODO(dsinclair): Figure out how to move this to cxfa_barcode.
+  WideString GetBarcodeType();
+  Optional<BC_CHAR_ENCODING> GetBarcodeAttribute_CharEncoding();
+  Optional<bool> GetBarcodeAttribute_Checksum();
+  Optional<int32_t> GetBarcodeAttribute_DataLength();
+  Optional<char> GetBarcodeAttribute_StartChar();
+  Optional<char> GetBarcodeAttribute_EndChar();
+  Optional<int32_t> GetBarcodeAttribute_ECLevel();
+  Optional<int32_t> GetBarcodeAttribute_ModuleWidth();
+  Optional<int32_t> GetBarcodeAttribute_ModuleHeight();
+  Optional<bool> GetBarcodeAttribute_PrintChecksum();
+  Optional<BC_TEXT_LOC> GetBarcodeAttribute_TextLocation();
+  Optional<bool> GetBarcodeAttribute_Truncate();
+  Optional<int8_t> GetBarcodeAttribute_WideNarrowRatio();
+
  protected:
   CXFA_Node(CXFA_Document* pDoc,
             XFA_PacketType ePacket,