1 // Copyright 2014 PDFium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 6 7 #include "xfa/fwl/cfwl_barcode.h" 8 9 #include <utility> 10 11 #include "third_party/base/ptr_util.h" 12 #include "xfa/fgas/font/cfgas_gefont.h" 13 #include "xfa/fwl/cfwl_notedriver.h" 14 #include "xfa/fwl/cfwl_themepart.h" 15 #include "xfa/fwl/cfx_barcode.h" 16 #include "xfa/fwl/ifwl_themeprovider.h" 17 #include "xfa/fwl/theme/cfwl_utils.h" 18 19 CFWL_Barcode::CFWL_Barcode(const CFWL_App* app) 20 : CFWL_Edit(app, pdfium::MakeUnique<CFWL_WidgetProperties>(), nullptr), 21 m_dwStatus(0), 22 m_type(BC_UNKNOWN), 23 m_dwAttributeMask(FWL_BCDATTRIBUTE_NONE) {} 24 25 CFWL_Barcode::~CFWL_Barcode() {} 26 27 FWL_Type CFWL_Barcode::GetClassID() const { 28 return FWL_Type::Barcode; 29 } 30 31 void CFWL_Barcode::Update() { 32 if (IsLocked()) 33 return; 34 35 CFWL_Edit::Update(); 36 GenerateBarcodeImageCache(); 37 } 38 39 void CFWL_Barcode::DrawWidget(CXFA_Graphics* pGraphics, 40 const CFX_Matrix& matrix) { 41 if (!pGraphics) 42 return; 43 if (!m_pProperties->m_pThemeProvider) 44 return; 45 if ((m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) == 0) { 46 GenerateBarcodeImageCache(); 47 if (!m_pBarcodeEngine || (m_dwStatus & XFA_BCS_EncodeSuccess) == 0) 48 return; 49 50 CFX_Matrix mt; 51 mt.e = GetRTClient().left; 52 mt.f = GetRTClient().top; 53 mt.Concat(matrix); 54 55 m_pBarcodeEngine->RenderDevice(pGraphics->GetRenderDevice(), &matrix); 56 return; 57 } 58 CFWL_Edit::DrawWidget(pGraphics, matrix); 59 } 60 61 void CFWL_Barcode::SetType(BC_TYPE type) { 62 if (m_type == type) 63 return; 64 65 m_pBarcodeEngine.reset(); 66 m_type = type; 67 m_dwStatus = XFA_BCS_NeedUpdate; 68 } 69 70 void CFWL_Barcode::SetText(const WideString& wsText) { 71 m_pBarcodeEngine.reset(); 72 m_dwStatus = XFA_BCS_NeedUpdate; 73 CFWL_Edit::SetText(wsText); 74 } 75 76 bool CFWL_Barcode::IsProtectedType() const { 77 if (!m_pBarcodeEngine) 78 return true; 79 80 BC_TYPE tEngineType = m_pBarcodeEngine->GetType(); 81 if (tEngineType == BC_QR_CODE || tEngineType == BC_PDF417 || 82 tEngineType == BC_DATAMATRIX) { 83 return true; 84 } 85 return false; 86 } 87 88 void CFWL_Barcode::OnProcessEvent(CFWL_Event* pEvent) { 89 if (pEvent->GetType() == CFWL_Event::Type::TextChanged) { 90 m_pBarcodeEngine.reset(); 91 m_dwStatus = XFA_BCS_NeedUpdate; 92 } 93 CFWL_Edit::OnProcessEvent(pEvent); 94 } 95 96 void CFWL_Barcode::SetCharEncoding(BC_CHAR_ENCODING encoding) { 97 m_dwAttributeMask |= FWL_BCDATTRIBUTE_CHARENCODING; 98 m_eCharEncoding = encoding; 99 } 100 101 void CFWL_Barcode::SetModuleHeight(int32_t height) { 102 m_dwAttributeMask |= FWL_BCDATTRIBUTE_MODULEHEIGHT; 103 m_nModuleHeight = height; 104 } 105 106 void CFWL_Barcode::SetModuleWidth(int32_t width) { 107 m_dwAttributeMask |= FWL_BCDATTRIBUTE_MODULEWIDTH; 108 m_nModuleWidth = width; 109 } 110 111 void CFWL_Barcode::SetDataLength(int32_t dataLength) { 112 m_dwAttributeMask |= FWL_BCDATTRIBUTE_DATALENGTH; 113 m_nDataLength = dataLength; 114 SetLimit(dataLength); 115 } 116 117 void CFWL_Barcode::SetCalChecksum(bool calChecksum) { 118 m_dwAttributeMask |= FWL_BCDATTRIBUTE_CALCHECKSUM; 119 m_bCalChecksum = calChecksum; 120 } 121 122 void CFWL_Barcode::SetPrintChecksum(bool printChecksum) { 123 m_dwAttributeMask |= FWL_BCDATTRIBUTE_PRINTCHECKSUM; 124 m_bPrintChecksum = printChecksum; 125 } 126 127 void CFWL_Barcode::SetTextLocation(BC_TEXT_LOC location) { 128 m_dwAttributeMask |= FWL_BCDATTRIBUTE_TEXTLOCATION; 129 m_eTextLocation = location; 130 } 131 132 void CFWL_Barcode::SetWideNarrowRatio(int8_t ratio) { 133 m_dwAttributeMask |= FWL_BCDATTRIBUTE_WIDENARROWRATIO; 134 m_nWideNarrowRatio = ratio; 135 } 136 137 void CFWL_Barcode::SetStartChar(char startChar) { 138 m_dwAttributeMask |= FWL_BCDATTRIBUTE_STARTCHAR; 139 m_cStartChar = startChar; 140 } 141 142 void CFWL_Barcode::SetEndChar(char endChar) { 143 m_dwAttributeMask |= FWL_BCDATTRIBUTE_ENDCHAR; 144 m_cEndChar = endChar; 145 } 146 147 void CFWL_Barcode::SetErrorCorrectionLevel(int32_t ecLevel) { 148 m_dwAttributeMask |= FWL_BCDATTRIBUTE_ECLEVEL; 149 m_nECLevel = ecLevel; 150 } 151 152 void CFWL_Barcode::SetTruncated(bool truncated) { 153 m_dwAttributeMask |= FWL_BCDATTRIBUTE_TRUNCATED; 154 m_bTruncated = truncated; 155 } 156 157 void CFWL_Barcode::GenerateBarcodeImageCache() { 158 if ((m_dwStatus & XFA_BCS_NeedUpdate) == 0) 159 return; 160 161 m_dwStatus = 0; 162 CreateBarcodeEngine(); 163 if (!m_pBarcodeEngine) 164 return; 165 166 IFWL_ThemeProvider* pTheme = GetAvailableTheme(); 167 if (pTheme) { 168 CFWL_ThemePart part; 169 part.m_pWidget = this; 170 if (RetainPtr<CFGAS_GEFont> pFont = pTheme->GetFont(&part)) { 171 if (CFX_Font* pCXFont = pFont->GetDevFont()) 172 m_pBarcodeEngine->SetFont(pCXFont); 173 } 174 m_pBarcodeEngine->SetFontSize(pTheme->GetFontSize(&part)); 175 m_pBarcodeEngine->SetFontColor(pTheme->GetTextColor(&part)); 176 } else { 177 m_pBarcodeEngine->SetFontSize(FWLTHEME_CAPACITY_FontSize); 178 } 179 180 m_pBarcodeEngine->SetHeight(int32_t(GetRTClient().height)); 181 m_pBarcodeEngine->SetWidth(int32_t(GetRTClient().width)); 182 if (m_dwAttributeMask & FWL_BCDATTRIBUTE_CHARENCODING) 183 m_pBarcodeEngine->SetCharEncoding(m_eCharEncoding); 184 if (m_dwAttributeMask & FWL_BCDATTRIBUTE_MODULEHEIGHT) 185 m_pBarcodeEngine->SetModuleHeight(m_nModuleHeight); 186 if (m_dwAttributeMask & FWL_BCDATTRIBUTE_MODULEWIDTH) 187 m_pBarcodeEngine->SetModuleWidth(m_nModuleWidth); 188 if (m_dwAttributeMask & FWL_BCDATTRIBUTE_DATALENGTH) 189 m_pBarcodeEngine->SetDataLength(m_nDataLength); 190 if (m_dwAttributeMask & FWL_BCDATTRIBUTE_CALCHECKSUM) 191 m_pBarcodeEngine->SetCalChecksum(m_bCalChecksum); 192 if (m_dwAttributeMask & FWL_BCDATTRIBUTE_PRINTCHECKSUM) 193 m_pBarcodeEngine->SetPrintChecksum(m_bPrintChecksum); 194 if (m_dwAttributeMask & FWL_BCDATTRIBUTE_TEXTLOCATION) 195 m_pBarcodeEngine->SetTextLocation(m_eTextLocation); 196 if (m_dwAttributeMask & FWL_BCDATTRIBUTE_WIDENARROWRATIO) 197 m_pBarcodeEngine->SetWideNarrowRatio(m_nWideNarrowRatio); 198 if (m_dwAttributeMask & FWL_BCDATTRIBUTE_STARTCHAR) 199 m_pBarcodeEngine->SetStartChar(m_cStartChar); 200 if (m_dwAttributeMask & FWL_BCDATTRIBUTE_ENDCHAR) 201 m_pBarcodeEngine->SetEndChar(m_cEndChar); 202 if (m_dwAttributeMask & FWL_BCDATTRIBUTE_ECLEVEL) 203 m_pBarcodeEngine->SetErrorCorrectionLevel(m_nECLevel); 204 if (m_dwAttributeMask & FWL_BCDATTRIBUTE_TRUNCATED) 205 m_pBarcodeEngine->SetTruncated(m_bTruncated); 206 207 m_dwStatus = m_pBarcodeEngine->Encode(GetText().AsStringView()) 208 ? XFA_BCS_EncodeSuccess 209 : 0; 210 } 211 212 void CFWL_Barcode::CreateBarcodeEngine() { 213 if (m_pBarcodeEngine || m_type == BC_UNKNOWN) 214 return; 215 216 auto pBarcode = pdfium::MakeUnique<CFX_Barcode>(); 217 if (pBarcode->Create(m_type)) 218 m_pBarcodeEngine = std::move(pBarcode); 219 } 220
