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// 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/fwl/basewidget/fwl_barcodeimp.h"
#include "xfa/fwl/basewidget/fwl_editimp.h"
#include "xfa/fwl/core/cfwl_themepart.h"
#include "xfa/fwl/core/fwl_noteimp.h"
#include "xfa/fwl/core/fwl_targetimp.h"
#include "xfa/fwl/core/fwl_widgetimp.h"
#include "xfa/fwl/core/ifwl_themeprovider.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;
}
uint32_t 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));
uint32_t 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) {
uint32_t 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);
}
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