// Copyright 2016 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#include "fpdfsdk/cfx_systemhandler.h"
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#include <memory>
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#include "core/fxge/include/fx_ge.h"
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#include "fpdfsdk/formfiller/cffl_formfiller.h"
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#include "fpdfsdk/include/fsdk_mgr.h"
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namespace {
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int CharSet2CP(int charset) {
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if (charset == FXFONT_SHIFTJIS_CHARSET)
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return 932;
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if (charset == FXFONT_GB2312_CHARSET)
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return 936;
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if (charset == FXFONT_HANGEUL_CHARSET)
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return 949;
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if (charset == FXFONT_CHINESEBIG5_CHARSET)
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return 950;
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return 0;
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}
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} // namespace
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void CFX_SystemHandler::SetCursor(int32_t nCursorType) {
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m_pEnv->FFI_SetCursor(nCursorType);
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}
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void CFX_SystemHandler::InvalidateRect(FX_HWND hWnd, FX_RECT rect) {
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CPDFSDK_Annot* pSDKAnnot = (CPDFSDK_Annot*)hWnd;
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CPDFSDK_PageView* pPageView = pSDKAnnot->GetPageView();
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UnderlyingPageType* pPage = pSDKAnnot->GetUnderlyingPage();
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if (!pPage || !pPageView)
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return;
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CFX_Matrix page2device;
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pPageView->GetCurrentMatrix(page2device);
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CFX_Matrix device2page;
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device2page.SetReverse(page2device);
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FX_FLOAT left, top, right, bottom;
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device2page.Transform((FX_FLOAT)rect.left, (FX_FLOAT)rect.top, left, top);
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device2page.Transform((FX_FLOAT)rect.right, (FX_FLOAT)rect.bottom, right,
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bottom);
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CFX_FloatRect rcPDF(left, bottom, right, top);
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rcPDF.Normalize();
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m_pEnv->FFI_Invalidate(pPage, rcPDF.left, rcPDF.top, rcPDF.right,
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rcPDF.bottom);
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}
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void CFX_SystemHandler::OutputSelectedRect(void* pFormFiller,
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CFX_FloatRect& rect) {
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CFFL_FormFiller* pFFL = (CFFL_FormFiller*)pFormFiller;
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if (!pFFL)
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return;
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CFX_FloatPoint leftbottom = CFX_FloatPoint(rect.left, rect.bottom);
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CFX_FloatPoint righttop = CFX_FloatPoint(rect.right, rect.top);
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CFX_FloatPoint ptA = pFFL->PWLtoFFL(leftbottom);
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CFX_FloatPoint ptB = pFFL->PWLtoFFL(righttop);
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CPDFSDK_Annot* pAnnot = pFFL->GetSDKAnnot();
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UnderlyingPageType* pPage = pAnnot->GetUnderlyingPage();
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ASSERT(pPage);
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m_pEnv->FFI_OutputSelectedRect(pPage, ptA.x, ptB.y, ptB.x, ptA.y);
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}
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bool CFX_SystemHandler::IsSelectionImplemented() const {
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if (m_pEnv) {
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FPDF_FORMFILLINFO* pInfo = m_pEnv->GetFormFillInfo();
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if (pInfo && pInfo->FFI_OutputSelectedRect)
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return true;
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}
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return false;
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}
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bool CFX_SystemHandler::FindNativeTrueTypeFont(CFX_ByteString sFontFaceName) {
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CFX_FontMgr* pFontMgr = CFX_GEModule::Get()->GetFontMgr();
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if (!pFontMgr)
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return false;
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CFX_FontMapper* pFontMapper = pFontMgr->GetBuiltinMapper();
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if (!pFontMapper)
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return false;
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if (pFontMapper->m_InstalledTTFonts.empty())
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pFontMapper->LoadInstalledFonts();
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for (const auto& font : pFontMapper->m_InstalledTTFonts) {
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if (font.Compare(sFontFaceName.AsStringC()))
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return true;
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}
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return false;
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}
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CPDF_Font* CFX_SystemHandler::AddNativeTrueTypeFontToPDF(
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CPDF_Document* pDoc,
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CFX_ByteString sFontFaceName,
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uint8_t nCharset) {
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if (!pDoc)
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return nullptr;
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std::unique_ptr<CFX_Font> pFXFont(new CFX_Font);
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pFXFont->LoadSubst(sFontFaceName, TRUE, 0, 0, 0, CharSet2CP(nCharset), FALSE);
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return pDoc->AddFont(pFXFont.get(), nCharset, FALSE);
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}
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int32_t CFX_SystemHandler::SetTimer(int32_t uElapse,
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TimerCallback lpTimerFunc) {
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return m_pEnv->FFI_SetTimer(uElapse, lpTimerFunc);
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}
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void CFX_SystemHandler::KillTimer(int32_t nID) {
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m_pEnv->FFI_KillTimer(nID);
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}
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FX_SYSTEMTIME CFX_SystemHandler::GetLocalTime() {
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return m_pEnv->FFI_GetLocalTime();
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}
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bool CFX_SystemHandler::IsSHIFTKeyDown(uint32_t nFlag) const {
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return !!m_pEnv->FFI_IsSHIFTKeyDown(nFlag);
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}
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bool CFX_SystemHandler::IsCTRLKeyDown(uint32_t nFlag) const {
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return !!m_pEnv->FFI_IsCTRLKeyDown(nFlag);
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}
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bool CFX_SystemHandler::IsALTKeyDown(uint32_t nFlag) const {
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return !!m_pEnv->FFI_IsALTKeyDown(nFlag);
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}
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