// Copyright 2016 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/cfx_systemhandler.h" #include <memory> #include "core/fpdfapi/fpdf_parser/cpdf_document.h" #include "core/fxge/cfx_fontmapper.h" #include "core/fxge/cfx_fontmgr.h" #include "core/fxge/cfx_gemodule.h" #include "fpdfsdk/formfiller/cffl_formfiller.h" #include "fpdfsdk/include/cpdfsdk_annot.h" #include "fpdfsdk/include/cpdfsdk_document.h" #include "fpdfsdk/include/cpdfsdk_environment.h" #include "fpdfsdk/include/cpdfsdk_pageview.h" #include "fpdfsdk/include/cpdfsdk_widget.h" namespace { int CharSet2CP(int charset) { if (charset == FXFONT_SHIFTJIS_CHARSET) return 932; if (charset == FXFONT_GB2312_CHARSET) return 936; if (charset == FXFONT_HANGUL_CHARSET) return 949; if (charset == FXFONT_CHINESEBIG5_CHARSET) return 950; return 0; } } // namespace void CFX_SystemHandler::InvalidateRect(CPDFSDK_Widget* widget, FX_RECT rect) { CPDFSDK_PageView* pPageView = widget->GetPageView(); UnderlyingPageType* pPage = widget->GetUnderlyingPage(); if (!pPage || !pPageView) return; CFX_Matrix page2device; pPageView->GetCurrentMatrix(page2device); CFX_Matrix device2page; device2page.SetReverse(page2device); FX_FLOAT left; FX_FLOAT top; FX_FLOAT right; FX_FLOAT bottom; device2page.Transform(static_cast<FX_FLOAT>(rect.left), static_cast<FX_FLOAT>(rect.top), left, top); device2page.Transform(static_cast<FX_FLOAT>(rect.right), static_cast<FX_FLOAT>(rect.bottom), right, bottom); CFX_FloatRect rcPDF(left, bottom, right, top); rcPDF.Normalize(); m_pEnv->Invalidate(pPage, rcPDF.left, rcPDF.top, rcPDF.right, rcPDF.bottom); } void CFX_SystemHandler::OutputSelectedRect(CFFL_FormFiller* pFormFiller, CFX_FloatRect& rect) { if (!pFormFiller) return; CFX_FloatPoint leftbottom = CFX_FloatPoint(rect.left, rect.bottom); CFX_FloatPoint righttop = CFX_FloatPoint(rect.right, rect.top); CFX_FloatPoint ptA = pFormFiller->PWLtoFFL(leftbottom); CFX_FloatPoint ptB = pFormFiller->PWLtoFFL(righttop); CPDFSDK_Annot* pAnnot = pFormFiller->GetSDKAnnot(); UnderlyingPageType* pPage = pAnnot->GetUnderlyingPage(); ASSERT(pPage); m_pEnv->OutputSelectedRect(pPage, ptA.x, ptB.y, ptB.x, ptA.y); } bool CFX_SystemHandler::IsSelectionImplemented() const { if (!m_pEnv) return false; FPDF_FORMFILLINFO* pInfo = m_pEnv->GetFormFillInfo(); return pInfo && pInfo->FFI_OutputSelectedRect; } void CFX_SystemHandler::SetCursor(int32_t nCursorType) { m_pEnv->SetCursor(nCursorType); } bool CFX_SystemHandler::FindNativeTrueTypeFont(CFX_ByteString sFontFaceName) { CFX_FontMgr* pFontMgr = CFX_GEModule::Get()->GetFontMgr(); if (!pFontMgr) return false; CFX_FontMapper* pFontMapper = pFontMgr->GetBuiltinMapper(); if (!pFontMapper) return false; if (pFontMapper->m_InstalledTTFonts.empty()) pFontMapper->LoadInstalledFonts(); for (const auto& font : pFontMapper->m_InstalledTTFonts) { if (font.Compare(sFontFaceName.AsStringC())) return true; } return false; } CPDF_Font* CFX_SystemHandler::AddNativeTrueTypeFontToPDF( CPDF_Document* pDoc, CFX_ByteString sFontFaceName, uint8_t nCharset) { if (!pDoc) return nullptr; std::unique_ptr<CFX_Font> pFXFont(new CFX_Font); pFXFont->LoadSubst(sFontFaceName, TRUE, 0, 0, 0, CharSet2CP(nCharset), false); return pDoc->AddFont(pFXFont.get(), nCharset, FALSE); } int32_t CFX_SystemHandler::SetTimer(int32_t uElapse, TimerCallback lpTimerFunc) { return m_pEnv->SetTimer(uElapse, lpTimerFunc); } void CFX_SystemHandler::KillTimer(int32_t nID) { m_pEnv->KillTimer(nID); } bool CFX_SystemHandler::IsSHIFTKeyDown(uint32_t nFlag) const { return !!m_pEnv->IsSHIFTKeyDown(nFlag); } bool CFX_SystemHandler::IsCTRLKeyDown(uint32_t nFlag) const { return !!m_pEnv->IsCTRLKeyDown(nFlag); } bool CFX_SystemHandler::IsALTKeyDown(uint32_t nFlag) const { return !!m_pEnv->IsALTKeyDown(nFlag); }