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https://github.com/ONLYOFFICE/core.git
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65d72ae4ec
git-svn-id: svn://fileserver/activex/AVS/Sources/TeamlabOffice/trunk/ServerComponents@62550 954022d7-b5bf-4e40-9824-e11837661b57
111 lines
3.9 KiB
C++
111 lines
3.9 KiB
C++
#include <stddef.h>
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#include "Object.h"
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#include "Stream.h"
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#include "GState.h"
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#include "OutputDevice.h"
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namespace PdfReader
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{
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//-------------------------------------------------------------------------------------------------------------------------------
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// OutputDev
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//-------------------------------------------------------------------------------------------------------------------------------
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void OutputDev::SetDefaultCTM(double *pCTM)
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{
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for (int nIndex = 0; nIndex < 6; ++nIndex)
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{
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m_arrDefaultCTM[nIndex] = pCTM[nIndex];
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}
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double dDet = 1 / (m_arrDefaultCTM[0] * m_arrDefaultCTM[3] - m_arrDefaultCTM[1] * m_arrDefaultCTM[2]);
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m_arrDefaultInvCTM[0] = m_arrDefaultCTM[3] * dDet;
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m_arrDefaultInvCTM[1] = -m_arrDefaultCTM[1] * dDet;
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m_arrDefaultInvCTM[2] = -m_arrDefaultCTM[2] * dDet;
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m_arrDefaultInvCTM[3] = m_arrDefaultCTM[0] * dDet;
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m_arrDefaultInvCTM[4] = (m_arrDefaultCTM[2] * m_arrDefaultCTM[5] - m_arrDefaultCTM[3] * m_arrDefaultCTM[4]) * dDet;
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m_arrDefaultInvCTM[5] = (m_arrDefaultCTM[1] * m_arrDefaultCTM[4] - m_arrDefaultCTM[0] * m_arrDefaultCTM[5]) * dDet;
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}
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void OutputDev::ConvertDeviceToUser(double dDevX, double dDevY, double *pdUserX, double *pdUserY)
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{
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*pdUserX = m_arrDefaultInvCTM[0] * dDevX + m_arrDefaultInvCTM[2] * dDevY + m_arrDefaultInvCTM[4];
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*pdUserY = m_arrDefaultInvCTM[1] * dDevX + m_arrDefaultInvCTM[3] * dDevY + m_arrDefaultInvCTM[5];
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}
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void OutputDev::ConvertUserToDevice(double dUserX, double dUserY, int *pnDevX, int *pnDevY)
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{
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*pnDevX = (int)(m_arrDefaultCTM[0] * dUserX + m_arrDefaultCTM[2] * dUserY + m_arrDefaultCTM[4] + 0.5);
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*pnDevY = (int)(m_arrDefaultCTM[1] * dUserX + m_arrDefaultCTM[3] * dUserY + m_arrDefaultCTM[5] + 0.5);
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}
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void OutputDev::UpdateAll(GrState *pGState)
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{
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UpdateLineDash(pGState);
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UpdateFlatness(pGState);
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UpdateLineJoin(pGState);
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UpdateLineCap(pGState);
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UpdateMiterLimit(pGState);
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UpdateLineWidth(pGState);
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UpdateStrokeAdjust(pGState);
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UpdateFillColorSpace(pGState);
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UpdateFillColor(pGState);
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UpdateStrokeColorSpace(pGState);
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UpdateStrokeColor(pGState);
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UpdateBlendMode(pGState);
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UpdateFillOpacity(pGState);
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UpdateStrokeOpacity(pGState);
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UpdateFillOverprint(pGState);
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UpdateStrokeOverprint(pGState);
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UpdateTransfer(pGState);
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UpdateFont(pGState);
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}
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bool OutputDev::BeginType3Char(GrState *pGState, double dX, double dY, double dDx, double dDy, CharCode nCode, Unicode *pnUnicode, int nUnLen)
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{
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return false;
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}
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void OutputDev::DrawImageMask(GrState *pGState, Object *pRef, Stream *pStream, int nWidth, int nHeight, bool bInvert, bool bInlineImage)
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{
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if (bInlineImage)
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{
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pStream->Reset();
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int nSize = nHeight * ((nWidth + 7) / 8);
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for (int nIndex = 0; nIndex < nSize; ++nIndex)
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pStream->GetChar();
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pStream->Close();
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}
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}
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void OutputDev::DrawImage(GrState *pGState, Object *pRef, Stream *pStream, int nWidth, int nHeight, GrImageColorMap *pColorMap, int *pnMaskColors, bool bInlineImage)
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{
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if (bInlineImage)
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{
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pStream->Reset();
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int nSize = nHeight * ((nWidth * pColorMap->GetComponentsCount() * pColorMap->GetBitsPerComponent() + 7) / 8);
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for (int nIndex = 0; nIndex < nSize; ++nIndex)
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pStream->GetChar();
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pStream->Close();
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}
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}
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void OutputDev::DrawMaskedImage(GrState *pGState, Object *pRef, Stream *pStream, int nWidth, int nHeight, GrImageColorMap *pColorMap, Stream *pMaskStream, int nMaskWidth, int nMaskHeight, bool bMaskInvert)
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{
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DrawImage(pGState, pRef, pStream, nWidth, nHeight, pColorMap, NULL, false);
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}
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void OutputDev::DrawSoftMaskedImage(GrState *pGState, Object *pRef, Stream *pStream, int nWidth, int nHeight, GrImageColorMap *pColorMap, Stream *pMaskStream, int nMaskWidth, int nMaskHeight, GrImageColorMap *pMaskColorMap)
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{
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DrawImage(pGState, pRef, pStream, nWidth, nHeight, pColorMap, NULL, false);
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}
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#if OPI_SUPPORT
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void OutputDev::OpiBegin(GrState *pGState, Dict *pOpiDict)
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{
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}
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void OutputDev::OpiEnd (GrState *pGState, Dict *pOpiDict)
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{
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}
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#endif
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} |