1 files changed, 221 insertions, 0 deletions
diff --git a/xfa/src/fwl/basewidget/fwl_barcodeimp.cpp b/xfa/src/fwl/basewidget/fwl_barcodeimp.cpp
new file mode 100644
index 0000000000..af604f15a6
--- /dev/null
+++ b/xfa/src/fwl/basewidget/fwl_barcodeimp.cpp
@@ -0,0 +1,221 @@
+// 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 "xfa/src/fwl/basewidget/fwl_barcodeimp.h"
+
+#include "xfa/include/fwl/core/fwl_theme.h"
+#include "xfa/src/fwl/basewidget/fwl_editimp.h"
+#include "xfa/src/fwl/core/fwl_noteimp.h"
+#include "xfa/src/fwl/core/fwl_targetimp.h"
+#include "xfa/src/fwl/core/fwl_widgetimp.h"
+
+// static
+IFWL_Barcode* IFWL_Barcode::Create(const CFWL_WidgetImpProperties& properties) {
+  IFWL_Barcode* pBarcode = new IFWL_Barcode;
+  CFWL_BarcodeImp* pBarcodeImpl = new CFWL_BarcodeImp(properties, nullptr);
+  pBarcode->SetImpl(pBarcodeImpl);
+  pBarcodeImpl->SetInterface(pBarcode);
+  return pBarcode;
+}
+IFWL_Barcode::IFWL_Barcode() {}
+void IFWL_Barcode::SetType(BC_TYPE type) {
+  static_cast<CFWL_BarcodeImp*>(GetImpl())->SetType(type);
+}
+FX_BOOL IFWL_Barcode::IsProtectedType() {
+  return static_cast<CFWL_BarcodeImp*>(GetImpl())->IsProtectedType();
+}
+
+CFWL_BarcodeImp::CFWL_BarcodeImp(const CFWL_WidgetImpProperties& properties,
+                                 IFWL_Widget* pOuter)
+    : CFWL_EditImp(properties, pOuter),
+      m_pBarcodeEngine(NULL),
+      m_dwStatus(0),
+      m_type(BC_UNKNOWN) {}
+CFWL_BarcodeImp::~CFWL_BarcodeImp() {
+  ReleaseBarcodeEngine();
+}
+FWL_ERR CFWL_BarcodeImp::GetClassName(CFX_WideString& wsClass) const {
+  wsClass = FWL_CLASS_Barcode;
+  return FWL_ERR_Succeeded;
+}
+FX_DWORD CFWL_BarcodeImp::GetClassID() const {
+  return FWL_CLASSHASH_Barcode;
+}
+FWL_ERR CFWL_BarcodeImp::Initialize() {
+  if (!m_pDelegate) {
+    m_pDelegate = new CFWL_BarcodeImpDelegate(this);
+  }
+  if (CFWL_EditImp::Initialize() != FWL_ERR_Succeeded)
+    return FWL_ERR_Indefinite;
+  return FWL_ERR_Succeeded;
+}
+FWL_ERR CFWL_BarcodeImp::Finalize() {
+  delete m_pDelegate;
+  m_pDelegate = nullptr;
+  ReleaseBarcodeEngine();
+  return CFWL_EditImp::Finalize();
+}
+FWL_ERR CFWL_BarcodeImp::Update() {
+  if (IsLocked()) {
+    return FWL_ERR_Indefinite;
+  }
+  FWL_ERR ret = CFWL_EditImp::Update();
+  GenerateBarcodeImageCache();
+  return ret;
+}
+FWL_ERR CFWL_BarcodeImp::DrawWidget(CFX_Graphics* pGraphics,
+                                    const CFX_Matrix* pMatrix) {
+  if (!pGraphics)
+    return FWL_ERR_Indefinite;
+  if (!m_pProperties->m_pThemeProvider)
+    return FWL_ERR_Indefinite;
+  if ((m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) == 0) {
+    GenerateBarcodeImageCache();
+    if (!m_pBarcodeEngine || (m_dwStatus & XFA_BCS_EncodeSuccess) == 0) {
+      return FWL_ERR_Succeeded;
+    }
+    CFX_Matrix mt;
+    mt.e = m_rtClient.left;
+    mt.f = m_rtClient.top;
+    if (pMatrix) {
+      mt.Concat(*pMatrix);
+    }
+    int32_t errorCode = 0;
+    if (!m_pBarcodeEngine->RenderDevice(pGraphics->GetRenderDevice(), pMatrix,
+                                        errorCode)) {
+      return FWL_ERR_Indefinite;
+    }
+    return FWL_ERR_Succeeded;
+  }
+  return CFWL_EditImp::DrawWidget(pGraphics, pMatrix);
+}
+void CFWL_BarcodeImp::GenerateBarcodeImageCache() {
+  if ((m_dwStatus & XFA_BCS_NeedUpdate) == 0)
+    return;
+  m_dwStatus = 0;
+  CreateBarcodeEngine();
+  IFWL_BarcodeDP* pData =
+      static_cast<IFWL_BarcodeDP*>(m_pProperties->m_pDataProvider);
+  if (!pData)
+    return;
+  if (!m_pBarcodeEngine)
+    return;
+  CFX_WideString wsText;
+  if (GetText(wsText) != FWL_ERR_Succeeded)
+    return;
+  CFWL_ThemePart part;
+  part.m_pWidget = m_pInterface;
+  IFWL_ThemeProvider* pTheme = GetAvailableTheme();
+  IFX_Font* pFont =
+      static_cast<IFX_Font*>(pTheme->GetCapacity(&part, FWL_WGTCAPACITY_Font));
+  CFX_Font* pCXFont =
+      pFont ? static_cast<CFX_Font*>(pFont->GetDevFont()) : nullptr;
+  if (pCXFont) {
+    m_pBarcodeEngine->SetFont(pCXFont);
+  }
+  FX_FLOAT* pFontSize = static_cast<FX_FLOAT*>(
+      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_FontSize));
+  if (pFontSize) {
+    m_pBarcodeEngine->SetFontSize(*pFontSize);
+  }
+  FX_ARGB* pFontColor = static_cast<FX_ARGB*>(
+      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_TextColor));
+  if (pFontColor) {
+    m_pBarcodeEngine->SetFontColor(*pFontColor);
+  }
+  m_pBarcodeEngine->SetHeight(int32_t(m_rtClient.height));
+  m_pBarcodeEngine->SetWidth(int32_t(m_rtClient.width));
+  FX_DWORD dwAttributeMask = pData->GetBarcodeAttributeMask();
+  if (dwAttributeMask & FWL_BCDATTRIBUTE_CHARENCODING) {
+    m_pBarcodeEngine->SetCharEncoding(pData->GetCharEncoding());
+  }
+  if (dwAttributeMask & FWL_BCDATTRIBUTE_MODULEHEIGHT) {
+    m_pBarcodeEngine->SetModuleHeight(pData->GetModuleHeight());
+  }
+  if (dwAttributeMask & FWL_BCDATTRIBUTE_MODULEWIDTH) {
+    m_pBarcodeEngine->SetModuleWidth(pData->GetModuleWidth());
+  }
+  if (dwAttributeMask & FWL_BCDATTRIBUTE_DATALENGTH) {
+    m_pBarcodeEngine->SetDataLength(pData->GetDataLength());
+  }
+  if (dwAttributeMask & FWL_BCDATTRIBUTE_CALCHECKSUM) {
+    m_pBarcodeEngine->SetCalChecksum(pData->GetCalChecksum());
+  }
+  if (dwAttributeMask & FWL_BCDATTRIBUTE_PRINTCHECKSUM) {
+    m_pBarcodeEngine->SetPrintChecksum(pData->GetPrintChecksum());
+  }
+  if (dwAttributeMask & FWL_BCDATTRIBUTE_TEXTLOCATION) {
+    m_pBarcodeEngine->SetTextLocation(pData->GetTextLocation());
+  }
+  if (dwAttributeMask & FWL_BCDATTRIBUTE_WIDENARROWRATIO) {
+    m_pBarcodeEngine->SetWideNarrowRatio(pData->GetWideNarrowRatio());
+  }
+  if (dwAttributeMask & FWL_BCDATTRIBUTE_STARTCHAR) {
+    m_pBarcodeEngine->SetStartChar(pData->GetStartChar());
+  }
+  if (dwAttributeMask & FWL_BCDATTRIBUTE_ENDCHAR) {
+    m_pBarcodeEngine->SetEndChar(pData->GetEndChar());
+  }
+  if (dwAttributeMask & FWL_BCDATTRIBUTE_VERSION) {
+    m_pBarcodeEngine->SetVersion(pData->GetVersion());
+  }
+  if (dwAttributeMask & FWL_BCDATTRIBUTE_ECLEVEL) {
+    m_pBarcodeEngine->SetErrorCorrectionLevel(pData->GetErrorCorrectionLevel());
+  }
+  if (dwAttributeMask & FWL_BCDATTRIBUTE_TRUNCATED) {
+    m_pBarcodeEngine->SetTruncated(pData->GetTruncated());
+  }
+  int32_t errorCode = 0;
+  m_dwStatus = m_pBarcodeEngine->Encode(wsText, TRUE, errorCode)
+                   ? XFA_BCS_EncodeSuccess
+                   : 0;
+}
+void CFWL_BarcodeImp::CreateBarcodeEngine() {
+  if ((m_pBarcodeEngine == NULL) && (m_type != BC_UNKNOWN)) {
+    m_pBarcodeEngine = FX_Barcode_Create(m_type);
+  }
+}
+void CFWL_BarcodeImp::ReleaseBarcodeEngine() {
+  if (m_pBarcodeEngine) {
+    m_pBarcodeEngine->Release();
+    m_pBarcodeEngine = NULL;
+  }
+}
+void CFWL_BarcodeImp::SetType(BC_TYPE type) {
+  if (m_type == type) {
+    return;
+  }
+  ReleaseBarcodeEngine();
+  m_type = type;
+  m_dwStatus = XFA_BCS_NeedUpdate;
+}
+FWL_ERR CFWL_BarcodeImp::SetText(const CFX_WideString& wsText) {
+  ReleaseBarcodeEngine();
+  m_dwStatus = XFA_BCS_NeedUpdate;
+  return CFWL_EditImp::SetText(wsText);
+}
+FX_BOOL CFWL_BarcodeImp::IsProtectedType() {
+  if (!m_pBarcodeEngine) {
+    return TRUE;
+  }
+  BC_TYPE tEngineType = m_pBarcodeEngine->GetType();
+  if (tEngineType == BC_QR_CODE || tEngineType == BC_PDF417 ||
+      tEngineType == BC_DATAMATRIX) {
+    return TRUE;
+  }
+  return FALSE;
+}
+CFWL_BarcodeImpDelegate::CFWL_BarcodeImpDelegate(CFWL_BarcodeImp* pOwner)
+    : CFWL_EditImpDelegate(pOwner) {}
+FWL_ERR CFWL_BarcodeImpDelegate::OnProcessEvent(CFWL_Event* pEvent) {
+  FX_DWORD dwFlag = pEvent->GetClassID();
+  if (dwFlag == FWL_EVTHASH_EDT_TextChanged) {
+    CFWL_BarcodeImp* pOwner = static_cast<CFWL_BarcodeImp*>(m_pOwner);
+    pOwner->ReleaseBarcodeEngine();
+    pOwner->m_dwStatus = XFA_BCS_NeedUpdate;
+  }
+  return CFWL_EditImpDelegate::OnProcessEvent(pEvent);
+}