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Yajbir Singh f1b860b25c
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2025-12-11 19:03:17 +05:30

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/*
* (c) Copyright Ascensio System SIA 2010-2023
*
* This program is a free software product. You can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License (AGPL)
* version 3 as published by the Free Software Foundation. In accordance with
* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
* that Ascensio System SIA expressly excludes the warranty of non-infringement
* of any third-party rights.
*
* This program is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
*
* You can contact Ascensio System SIA at 20A-6 Ernesta Birznieka-Upish
* street, Riga, Latvia, EU, LV-1050.
*
* The interactive user interfaces in modified source and object code versions
* of the Program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU AGPL version 3.
*
* Pursuant to Section 7(b) of the License you must retain the original Product
* logo when distributing the program. Pursuant to Section 7(e) we decline to
* grant you any rights under trademark law for use of our trademarks.
*
* All the Product's GUI elements, including illustrations and icon sets, as
* well as technical writing content are licensed under the terms of the
* Creative Commons Attribution-ShareAlike 4.0 International. See the License
* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
*
*/
#include "XpsPage.h"
#include <stdio.h>
#include "../../DesktopEditor/common/StringExt.h"
#include "../../DesktopEditor/graphics/structures.h"
#include "Document.h"
#include "StaticResources.h"
//#include <fstream>
#ifndef M_PI
#define M_PI 3.14159265358979323846
#endif
#ifndef xpsUnitToMM
#define xpsUnitToMM(x) ((x) * 25.4 / 96)
#endif
#define IsFromResource(String) (!String.empty() && '{' == String[0])
namespace XPS
{
static double GetAdvanceX(NSFonts::IFontManager* pFontManager, const unsigned int& unUnicode, const unsigned int& unGid, const bool& bGid)
{
if (bGid)
{
pFontManager->SetStringGID(TRUE);
return pFontManager->MeasureChar2(unGid).fAdvanceX;
}
else
{
pFontManager->SetStringGID(FALSE);
return pFontManager->MeasureChar2(unUnicode).fAdvanceX;
}
}
static double GetAdvanceY(NSFonts::IFontManager* pFontManager, const unsigned int& unUnicode, const unsigned int& unGid, const bool& bGid)
{
if (bGid)
{
pFontManager->SetStringGID(TRUE);
return pFontManager->MeasureChar2(unGid).fAdvanceY;
}
else
{
pFontManager->SetStringGID(FALSE);
return pFontManager->MeasureChar2(unUnicode).fAdvanceY;
}
}
Page::Page(const std::wstring& wsPagePath, IFolder* wsRootPath, CFontList* pFontList, NSFonts::IFontManager* pFontManager, CDocument* pDocument)
{
m_wsPagePath = wsPagePath;
m_wsRootPath = wsRootPath;
m_pFontList = pFontList;
m_pFontManager = pFontManager;
m_pDocument = pDocument;
}
Page::~Page()
{
}
void Page::GetSize(int& nW, int& nH) const
{
XmlUtils::CXmlLiteReader oReader;
if (!oReader.FromStringA(m_wsRootPath->readXml(m_wsPagePath)))
return;
if (!oReader.ReadNextNode())
return;
CWString wsNodeName = oReader.GetNameNoNS(), wsAttrName;
if (wsNodeName == L"AlternateContent")
{
if (!oReader.IsEmptyNode())
{
int nAltDepth = oReader.GetDepth();
while (oReader.ReadNextSiblingNode(nAltDepth))
{
wsNodeName = oReader.GetNameNoNS();
if (wsNodeName == L"Choice")
{
CWString wsAttr;
ReadAttribute(oReader, L"Requires", wsAttr);
if (wsAttr == L"xps")
{
if (!oReader.IsEmptyNode())
{
int nAltDepth2 = oReader.GetDepth();
while (oReader.ReadNextSiblingNode(nAltDepth2))
{
wsNodeName = oReader.GetNameNoNS();
if (wsNodeName == L"FixedPage")
{
ReadAttribute(oReader, L"Width", wsAttrName);
nW = wsAttrName.tointeger();
ReadAttribute(oReader, L"Height", wsAttrName);
nH = wsAttrName.tointeger();
break;
}
}
}
break;
}
}
else if (wsNodeName == L"Fallback")
{
if (!oReader.IsEmptyNode())
{
int nAltDepth2 = oReader.GetDepth();
while (oReader.ReadNextSiblingNode(nAltDepth2))
{
wsNodeName = oReader.GetNameNoNS();
if (wsNodeName == L"FixedPage")
{
ReadAttribute(oReader, L"Width", wsAttrName);
nW = wsAttrName.tointeger();
ReadAttribute(oReader, L"Height", wsAttrName);
nH = wsAttrName.tointeger();
break;
}
}
}
break;
}
}
}
}
else if (wsNodeName == L"FixedPage")
{
ReadAttribute(oReader, L"Width", wsAttrName);
nW = wsAttrName.tointeger();
ReadAttribute(oReader, L"Height", wsAttrName);
nH = wsAttrName.tointeger();
}
}
void Page::Draw(IRenderer* pRenderer, bool* pbBreak)
{
XmlUtils::CXmlLiteReader oReader;
if (!oReader.FromStringA(m_wsRootPath->readXml(m_wsPagePath)))
return;
if (!oReader.ReadNextNode())
return;
CContextState oState(pRenderer);
CWString wsNodeName = oReader.GetNameNoNS();
if (wsNodeName == L"AlternateContent")
{
if (!oReader.IsEmptyNode())
{
int nAltDepth = oReader.GetDepth();
while (oReader.ReadNextSiblingNode(nAltDepth))
{
wsNodeName = oReader.GetNameNoNS();
if (wsNodeName == L"Choice")
{
CWString wsAttr;
ReadAttribute(oReader, L"Requires", wsAttr);
if (wsAttr == L"xps")
{
if (!oReader.IsEmptyNode())
{
int nAltDepth2 = oReader.GetDepth();
while (oReader.ReadNextSiblingNode(nAltDepth2))
{
wsNodeName = oReader.GetNameNoNS();
if (wsNodeName == L"FixedPage")
{
DrawCanvas(oReader, pRenderer, &oState, pbBreak);
break;
}
}
}
break;
}
}
else if (wsNodeName == L"Fallback")
{
if (!oReader.IsEmptyNode())
{
int nAltDepth2 = oReader.GetDepth();
while (oReader.ReadNextSiblingNode(nAltDepth2))
{
wsNodeName = oReader.GetNameNoNS();
if (wsNodeName == L"FixedPage")
{
DrawCanvas(oReader, pRenderer, &oState, pbBreak);
break;
}
}
}
break;
}
}
}
}
else if (wsNodeName == L"FixedPage")
{
DrawCanvas(oReader, pRenderer, &oState, pbBreak);
}
}
void Page::DrawCanvas(XmlUtils::CXmlLiteReader& oReader, IRenderer* pRenderer, CContextState* pState, bool* pbBreak)
{
bool bTransform = false, bClip = false, bOpacity = false, bResource = false;
if (oReader.MoveToFirstAttribute())
{
std::string wsAttrName = oReader.GetNameA();
while (!wsAttrName.empty())
{
if (wsAttrName == "Clip")
bClip = ClipToRenderer(oReader.GetText().c_str(), pState);
else if (wsAttrName == "RenderTransform")
bTransform = TransformToRenderer(oReader.GetText().c_str(), pState);
else if (wsAttrName == "Opacity")
{
pState->PushOpacity(GetDouble(oReader.GetText()));
bOpacity = true;
}
if (!oReader.MoveToNextAttribute())
break;
wsAttrName = oReader.GetNameA();
}
}
oReader.MoveToElement();
if (oReader.IsEmptyNode())
return;
CWString wsNodeName;
int nCurDepth = oReader.GetDepth();
while (oReader.ReadNextSiblingNode(nCurDepth))
{
wsNodeName = oReader.GetNameNoNS();
if (wsNodeName == L"FixedPage.Resources")
{
bResource = ReadResource(oReader, pRenderer, pState);
}
else if (wsNodeName == L"Canvas.Resources")
{
bResource = ReadResource(oReader, pRenderer, pState);
}
else if (wsNodeName == L"Glyphs")
{
DrawGlyph(oReader, pRenderer, pState);
}
else if (wsNodeName == L"Canvas")
{
DrawCanvas(oReader, pRenderer, pState, pbBreak);
}
else if (wsNodeName == L"Canvas.RenderTransform" && !bTransform)
{
CWString wsTransform;
ReadTransform(oReader, wsTransform);
bTransform = TransformToRenderer(wsTransform.c_str(), pState);
}
else if (wsNodeName == L"Canvas.Clip" && !bClip)
{
CWString wsClip;
ReadClip(oReader, wsClip);
bClip = ClipToRenderer(wsClip.c_str(), pState);
}
else if (wsNodeName == L"Path")
{
DrawPath(oReader, pRenderer, pState);
}
else if (wsNodeName == L"AlternateContent")
{
if (!oReader.IsEmptyNode())
{
int nAltDepth = oReader.GetDepth();
while (oReader.ReadNextSiblingNode(nAltDepth))
{
wsNodeName = oReader.GetNameNoNS();
if (wsNodeName == L"Choice")
{
CWString wsAttr;
ReadAttribute(oReader, L"Requires", wsAttr);
if (wsAttr == L"xps")
{
DrawCanvas(oReader, pRenderer, pState, NULL);
break;
}
}
else if (wsNodeName == L"Fallback")
{
DrawCanvas(oReader, pRenderer, pState, NULL);
break;
}
}
}
}
if (NULL != pbBreak && *pbBreak)
return;
}
if (bClip)
pState->PopClip();
if (bTransform)
pState->PopTransform();
if (bOpacity)
pState->PopOpacity();
if (bResource)
pState->PopResource();
}
bool Page::ReadResource(XmlUtils::CXmlLiteReader& oReader, IRenderer* pRenderer, CContextState* pState)
{
if (oReader.IsEmptyNode())
return false;
CWString wsNodeName;
int nCurDepth = oReader.GetDepth();
while (oReader.ReadNextSiblingNode(nCurDepth))
{
wsNodeName = oReader.GetNameNoNS();
if (wsNodeName == L"ResourceDictionary")
{
CWString wsSource;
ReadAttribute(oReader, L"Source", wsSource);
if (!wsSource.empty())
{
std::wstring wsPath = wsSource.c_stdstr();
pState->PushResource(m_pDocument->GetStaticResource(wsPath.c_str()), false);
}
else
{
pState->PushResource(new CStaticResource(oReader), true);
}
return true;
}
}
return false;
}
bool Page::ClipToRenderer(const wchar_t* wsString, CContextState* pState)
{
CWString wsClip;
wsClip.create(wsString, true);
if (!wsClip.empty())
{
if (IsFromResource(wsClip))
{
CWString wsPathTransform;
pState->GetPathGeometry(wsClip, wsClip, wsPathTransform);
}
pState->PushClip(wsClip);
return true;
}
return false;
}
bool Page::TransformToRenderer(const wchar_t* wsString, CContextState* pState)
{
CWString wsTransform = wsString;
if (!wsTransform.empty())
{
if (IsFromResource(wsTransform))
pState->GetTransform(wsTransform, wsTransform);
std::vector<CWString> arrElements = wsTransform.split(',');
double arrRes[6] ={ 1.0, 0.0, 0.0, 1.0, 0.0, 0.0 };
for (int nIndex = 0, nCount = std::min(6, (int)arrElements.size()); nIndex < nCount; nIndex++)
arrRes[nIndex] = GetDouble(arrElements[nIndex]);
pState->PushTransform(arrRes);
return true;
}
return false;
}
void Page::DrawGlyph(XmlUtils::CXmlLiteReader& oReader, IRenderer* pRenderer, CContextState* pState)
{
double dFontSize = 10.0;
bool bTransform = false, bClip = false, bOpacity = false;
double dX = 0;
double dY = 0;
std::wstring wsFontPath;
std::wstring wsIndicies;
int nBidiLevel = 0;
CWString wsClip, wsTransform;
unsigned short* pUtf16 = NULL;
unsigned short* pUtf16Ptr = NULL;
unsigned int unUtf16Len = 0;
CWString wsIndices;
CWString wsFill;
bool bIsSideways = false;
bool bForceItalic = false;
bool bForceBold = false;
if (oReader.MoveToFirstAttribute())
{
std::wstring wsAttrName = oReader.GetName();
while (!wsAttrName.empty())
{
if (L"FontUri" == wsAttrName)
{
wsFontPath = oReader.GetText();
std::wstring wsFontName = GetFileName(wsFontPath);
if (wsFontPath.length() >= 0 && '.' == wsFontPath.at(0))
{
int nSlashPos = m_wsPagePath.find_last_of(L'/');
if (std::wstring::npos == nSlashPos)
nSlashPos = -1;
std::wstring wsRelativePath = (std::wstring::npos == nSlashPos) ? m_wsPagePath : m_wsPagePath.substr(0, nSlashPos + 1);
wsFontPath = wsRelativePath + wsFontPath;
}
wsFontPath = m_wsRootPath->getFullFilePath(wsFontPath);
std::wstring wsExt = GetFileExtension(wsFontPath);
NSStringExt::ToLower(wsExt);
if (L"odttf" == wsExt)
{
NSStringExt::ToLower(wsFontName);
m_pFontList->Check(wsFontName, wsFontPath, m_wsRootPath);
}
else
{
// шрифт не odttf - надо добавить его во внешний сторадж шрифтов, если нужно
if (IFolder::iftZip == m_wsRootPath->getType() && NSFonts::NSApplicationFontStream::GetGlobalMemoryStorage())
{
IFolder::CBuffer* buffer = NULL;
m_wsRootPath->read(wsFontPath, buffer);
if (NSFonts::NSApplicationFontStream::GetGlobalMemoryStorage())
NSFonts::NSApplicationFontStream::GetGlobalMemoryStorage()->Add(wsFontPath, buffer->Buffer, buffer->Size);
RELEASEOBJECT(buffer);
}
}
wsFontPath = NormalizePath(wsFontPath);
pRenderer->put_FontPath(wsFontPath);
}
else if (wsAttrName == L"Opacity")
{
double dOpacity;
ReadSTDouble(oReader.GetText(), dOpacity);
pState->PushOpacity(dOpacity);
bOpacity = true;
}
else if (L"Clip" == wsAttrName)
{
wsClip.create(oReader.GetText(), true);
}
else if (L"Fill" == wsAttrName)
{
wsFill.create(oReader.GetText(), true);
}
else if (L"StyleSimulations" == wsAttrName)
{
CWString wsFontStyle = oReader.GetText();
if (wsFontStyle == L"ItalicSimulation")
{
bForceItalic = true;
}
else if (wsFontStyle == L"BoldSimulation")
{
bForceBold = true;
}
else if (wsFontStyle == L"BoldItalicSimulation")
{
bForceItalic = true;
bForceBold = true;
}
}
else if (L"FontRenderingEmSize" == wsAttrName)
{
dFontSize = GetDouble(oReader.GetText());
}
else if (L"RenderTransform" == wsAttrName)
{
wsTransform.create(oReader.GetText(), true);
}
else if (L"UnicodeString" == wsAttrName)
{
CWString wsUnicodeString = oReader.GetText();
if (!wsUnicodeString.empty())
{
pUtf16Ptr = NSStringExt::CConverter::GetUtf16FromUnicode(wsUnicodeString.c_str(), unUtf16Len);
if (unUtf16Len >= 2 && '{' == pUtf16Ptr[0] && '}' == pUtf16Ptr[1])
{
pUtf16 = pUtf16Ptr + 2;
unUtf16Len -= 2;
}
else
{
pUtf16 = pUtf16Ptr;
}
}
}
else if (L"OriginX" == wsAttrName)
{
dX = GetDouble(oReader.GetText());
}
else if (L"OriginY" == wsAttrName)
{
dY = GetDouble(oReader.GetText());
}
else if (L"Indices" == wsAttrName)
{
wsIndices.create(oReader.GetText(), true);
wsIndicies = oReader.GetText();
}
else if (L"BidiLevel" == wsAttrName)
{
nBidiLevel = GetInteger(oReader.GetText());
}
else if (wsAttrName == L"IsSideways")
{
bIsSideways = GetBool(oReader.GetText());
}
if (!oReader.MoveToNextAttribute())
break;
wsAttrName = oReader.GetName();
}
}
oReader.MoveToElement();
CBrush* pBrush = NULL;
bool bDeleteBrush = false;
if (!wsFill.empty())
{
if (IsFromResource(wsFill))
{
pBrush = pState->GetBrush(wsFill);
bDeleteBrush = false;
}
else
{
pBrush = ReadBrush(wsFill.c_str(), pState->GetCurrentOpacity());
bDeleteBrush = true;
}
}
if (!oReader.IsEmptyNode())
{
CWString wsNodeName;
int nCurDepth = oReader.GetDepth();
while (oReader.ReadNextSiblingNode(nCurDepth))
{
wsNodeName = oReader.GetNameNoNS();
if (wsNodeName == L"Glyphs.RenderTransform")
{
ReadTransform(oReader, wsTransform);
}
else if (wsNodeName == L"Glyphs.Fill" && !pBrush)
{
pBrush = ReadBrush(oReader, pState->GetCurrentOpacity());
bDeleteBrush = true;
}
}
}
if (!pBrush || !pBrush->SetToRenderer(pRenderer))
{
if (bDeleteBrush)
RELEASEOBJECT(pBrush);
RELEASEARRAYOBJECTS(pUtf16Ptr);
if (bClip)
pState->PopClip();
if (bTransform)
pState->PopTransform();
if (bOpacity)
pState->PopOpacity();
return;
}
// Сначала задается матрица преобразования, потом клип, потому что даже
// если преобразование задано в дочерней ноде, а клип задан в атрибутах данной ноды,
// то преобразование влияется на клип все равно.
if (!wsTransform.empty())
{
bTransform = TransformToRenderer(wsTransform.c_str(), pState);
if (dFontSize < 5)
{
double dDet = pState->NormalizeTransform();
dFontSize *= dDet;
}
}
if (!wsClip.empty())
{
bClip = ClipToRenderer(wsClip.c_str(), pState);
}
pRenderer->put_FontSize(dFontSize * 0.75);
TIndicesEntry oEntry;
int nIndicesPos = 0, nIndicesLen = wsIndices.size();
int nUtf16Pos = 0;
bool bRtoL = (nBidiLevel % 2 ? true : false);
std::wstring sFullFontPath = m_wsRootPath->getFullFilePath(wsFontPath);
if (NSFonts::NSApplicationFontStream::GetGlobalMemoryStorage())
{
NSFonts::IFontStream* pMemoryStream = NSFonts::NSApplicationFontStream::GetGlobalMemoryStorage()->Get(sFullFontPath);
if (!pMemoryStream)
sFullFontPath = L"";
}
if (!sFullFontPath.empty())
m_pFontManager->LoadFontFromFile(sFullFontPath, 0, (float)(dFontSize * 0.75), 96, 96);
double dFontKoef = dFontSize / 100.0;
bool bNeedItalic = false, bNeedBold = false, bChangeFont = true;
NSFonts::IFontFile* pFile = m_pFontManager->GetFile();
if (pFile)
{
if (!pFile->IsItalic() && bForceItalic)
bNeedItalic = true;
if (!pFile->IsBold() && bForceBold)
{
LONG lTextColor, lTextAlpha;
pRenderer->get_BrushColor1(&lTextColor);
pRenderer->get_BrushAlpha1(&lTextAlpha);
pRenderer->put_PenColor(lTextColor);
pRenderer->put_PenAlpha(lTextAlpha);
pRenderer->put_PenSize(xpsUnitToMM(1));
bNeedBold = true;
}
}
if (!bIsSideways)
{
while (GetNextGlyph(wsIndices.c_str(), nIndicesPos, nIndicesLen, pUtf16, nUtf16Pos, unUtf16Len, oEntry))
{
double dAdvance, dRealAdvance;
if (oEntry.bAdvance)
{
dAdvance = oEntry.dAdvance * dFontKoef;
if (bRtoL)
dRealAdvance = GetAdvanceX(m_pFontManager, oEntry.nUnicode, oEntry.nGid, oEntry.bGid);
else
dRealAdvance = dAdvance;
}
else
{
dAdvance = GetAdvanceX(m_pFontManager, oEntry.nUnicode, oEntry.nGid, oEntry.bGid);
dRealAdvance = dAdvance;
}
if (bRtoL)
dX -= dRealAdvance;
double dXorigin = (oEntry.bHorOffset || oEntry.bVerOffset) ? dX + (bRtoL ? -oEntry.dHorOffset * dFontKoef : oEntry.dHorOffset * dFontKoef) : dX;
double dYorigin = (oEntry.bHorOffset || oEntry.bVerOffset) ? dY - oEntry.dVerOffset * dFontKoef : dY;
if (bNeedItalic)
{
double dAlpha = sin(-15 * M_PI / 180);
double pTransform[] ={ 1, 0, dAlpha, 1, -dAlpha * dYorigin, 0 };
pState->PushTransform(pTransform);
}
if (oEntry.bGid)
{
pRenderer->CommandDrawTextExCHAR(oEntry.nUnicode, oEntry.nGid, xpsUnitToMM(dXorigin), xpsUnitToMM(dYorigin), 0, 0);
}
else
{
LONG nRenType = 0;
pRenderer->get_Type(&nRenType);
if (c_nGrRenderer == nRenType)
pRenderer->put_FontStringGID(FALSE);
pRenderer->CommandDrawTextCHAR(oEntry.nUnicode, xpsUnitToMM(dXorigin), xpsUnitToMM(dYorigin), 0, 0);
}
if (bNeedBold)
{
pRenderer->BeginCommand(c_nPathType);
pRenderer->PathCommandStart();
if (oEntry.bGid)
pRenderer->PathCommandTextExCHAR(oEntry.nUnicode, oEntry.nGid, xpsUnitToMM(dXorigin), xpsUnitToMM(dYorigin), 0, 0);
else
pRenderer->PathCommandTextCHAR(oEntry.nUnicode, xpsUnitToMM(dXorigin), xpsUnitToMM(dYorigin), 0, 0);
pRenderer->DrawPath(c_nStroke);
pRenderer->EndCommand(c_nPathType);
pRenderer->PathCommandEnd();
}
if (bNeedItalic)
pState->PopTransform();
if (!bRtoL)
dX += dAdvance;
else
dX -= (dAdvance - dRealAdvance);
}
}
else
{
while (GetNextGlyph(wsIndices.c_str(), nIndicesPos, nIndicesLen, pUtf16, nUtf16Pos, unUtf16Len, oEntry))
{
double dAdvanceX = GetAdvanceX(m_pFontManager, oEntry.nUnicode, oEntry.nGid, oEntry.bGid);
double dAdvanceY = GetAdvanceY(m_pFontManager, oEntry.nUnicode, oEntry.nGid, oEntry.bGid);
double dAdvance;
if (oEntry.bAdvance)
dAdvance = oEntry.dAdvance * dFontKoef;
else
dAdvance = dAdvanceY;
double dXorigin = (oEntry.bHorOffset || oEntry.bVerOffset) ? dX + oEntry.dHorOffset * dFontKoef : dX;
double dYorigin = (oEntry.bHorOffset || oEntry.bVerOffset) ? dY - oEntry.dVerOffset * dFontKoef : dY;
if (bNeedItalic)
{
double dAlpha = sin(15 * M_PI / 180);
double pTransform[] ={ 1, dAlpha, 0, 1, 0, -dAlpha * dXorigin };
pState->PushTransform(pTransform);
}
double pTransform[] ={ 0, -1, 1, 0, dXorigin + dAdvanceY, dYorigin + dAdvanceX / 2 };
pState->PushTransform(pTransform);
if (oEntry.bGid)
{
pRenderer->CommandDrawTextExCHAR(oEntry.nUnicode, oEntry.nGid, 0, 0, 0, 0);
}
else
{
pRenderer->CommandDrawTextCHAR(oEntry.nUnicode, 0, 0, 0, 0);
}
if (bNeedBold)
{
pRenderer->BeginCommand(c_nPathType);
pRenderer->PathCommandStart();
if (oEntry.bGid)
pRenderer->PathCommandTextExCHAR(oEntry.nUnicode, oEntry.nGid, 0, 0, 0, 0);
else
pRenderer->PathCommandTextCHAR(oEntry.nUnicode, 0, 0, 0, 0);
pRenderer->DrawPath(c_nStroke);
pRenderer->EndCommand(c_nPathType);
pRenderer->PathCommandEnd();
}
pState->PopTransform();
if (bNeedItalic)
pState->PopTransform();
dX += dAdvance;
}
}
if (bDeleteBrush)
RELEASEOBJECT(pBrush);
RELEASEARRAYOBJECTS(pUtf16Ptr);
if (bClip)
pState->PopClip();
if (bTransform)
pState->PopTransform();
if (bOpacity)
pState->PopOpacity();
}
void Page::DrawPath(XmlUtils::CXmlLiteReader& oReader, IRenderer* pRenderer, CContextState* pState)
{
bool bTransform = false, bClip = false, bOpacity = false;
double dPenSize = 1.0;
bool bStroke = false;
bool bFill = false;
int nFillBgr = 0, nFillAlpha = 255, nStrokeBgr = 0, nStrokeAlpha = 255;
BYTE nDashCap = Aggplus::LineCapFlat;
BYTE nStartCap = Aggplus::LineCapFlat;
BYTE nEndCap = Aggplus::LineCapFlat;
BYTE nJoinStyle = Aggplus::LineJoinMiter;
double dMiter = 10.0;
double* pDashPattern = NULL;
LONG lDashPatternSize = 0;
double dDashOffset = 0.0;
CWString wsFill;
CWString wsClip, wsTransform, wsPathData, wsPathTransform;
std::vector<CDocument::CDocumentStructure>::iterator find = m_pDocument->m_vStructure.end();
if (oReader.MoveToFirstAttribute())
{
std::wstring wsAttrName = oReader.GetName();
while (!wsAttrName.empty())
{
if (L"RenderTransform" == wsAttrName)
{
wsTransform.create(oReader.GetText(), true);
}
else if (L"Clip" == wsAttrName)
{
wsClip.create(oReader.GetText(), true);
}
else if (L"Opacity" == wsAttrName)
{
double dOpacity;
ReadSTDouble(oReader.GetText(), dOpacity);
pState->PushOpacity(dOpacity);
bOpacity = true;
}
else if (L"Stroke" == wsAttrName)
{
std::wstring wsStrokeColor = oReader.GetText();
GetBgra(wsStrokeColor, nStrokeBgr, nStrokeAlpha);
bStroke = true;
}
else if (L"StrokeThickness" == wsAttrName)
{
std::wstring wsPenSize = oReader.GetText();
dPenSize = GetDouble(wsPenSize);
}
else if (L"StrokeDashArray" == wsAttrName)
{
std::wstring wsDashArray = oReader.GetText();
std::vector<std::wstring> arrDashArray = NSStringExt::Split(wsDashArray, ' ');
int nDashArrayCount = arrDashArray.size();
if (nDashArrayCount > 0)
{
pDashPattern = new double[nDashArrayCount];
if (pDashPattern)
{
lDashPatternSize = nDashArrayCount;
for (int nIndex = 0; nIndex < nDashArrayCount; nIndex++)
{
pDashPattern[nIndex] = GetDouble(arrDashArray.at(nIndex));
}
}
}
}
else if (L"StrokeDashOffset" == wsAttrName)
{
std::wstring wsDashOffset = oReader.GetText();
dDashOffset = GetDouble(wsDashOffset);
}
else if (L"StrokeDashCap" == wsAttrName)
{
nDashCap = GetCapStyle(oReader.GetTextA());
}
else if (L"StrokeEndLineCap" == wsAttrName)
{
nEndCap = GetCapStyle(oReader.GetTextA());
}
else if (L"StrokeStartLineCap" == wsAttrName)
{
nStartCap = GetCapStyle(oReader.GetTextA());
}
else if (L"StrokeLineJoin" == wsAttrName)
{
CWString wsJoin = oReader.GetText();
if (wsJoin == L"Miter")
nJoinStyle = Aggplus::LineJoinMiter;
else if (wsJoin == L"Bevel")
nJoinStyle = Aggplus::LineJoinBevel;
else if (wsJoin == L"Round")
nJoinStyle = Aggplus::LineJoinRound;
}
else if (L"StrokeMiterLimit" == wsAttrName)
{
std::wstring wsMiterLimit = oReader.GetText();
dMiter = GetDouble(wsMiterLimit);
}
else if (L"Fill" == wsAttrName)
{
wsFill.create(oReader.GetText(), true);
}
else if (L"Data" == wsAttrName)
{
wsPathData.create(oReader.GetText(), true);
}
else if (L"Name" == wsAttrName)
{
std::wstring wsNameTarget = oReader.GetText();
find = std::find_if(m_pDocument->m_vStructure.begin(), m_pDocument->m_vStructure.end(), [wsNameTarget](const CDocument::CDocumentStructure& str){ return str.wsTarget == wsNameTarget; });
}
else if (L"FixedPage.NavigateUri" == wsAttrName)
{
double pdA, pdB, pdC, pdD, pdE, pdF;
pRenderer->GetTransform(&pdA, &pdB, &pdC, &pdD, &pdE, &pdF);
Aggplus::CMatrix oTransform(pdA, pdB, pdC, pdD, pdE, pdF);
double x1 = 0, y1 = 0, x2 = 0, y2 = 0, x3 = 0, y3 = 0;
NSWasm::CPageLinkItem oLink = {"", 0, 0, 0, 0, 0};
std::wstring wsPath = wsPathData.c_stdstr();
size_t nFindX = wsPath.find(L"M ");
if (nFindX != std::wstring::npos)
{
nFindX += 2;
size_t nFindEndX = wsPath.find(L',', nFindX);
if (nFindEndX != std::wstring::npos)
{
x1 = GetDouble(wsPath.substr(nFindX, nFindEndX - nFindX));
size_t nFindY = nFindEndX + 1;
size_t nFindEndY = wsPath.find(L' ', nFindY);
if (nFindEndY != std::wstring::npos)
y1 = GetDouble(wsPath.substr(nFindY, nFindEndY - nFindY));
oTransform.TransformPoint(x1, y1);
}
}
nFindX = wsPath.find(L"L ");
if (nFindX != std::wstring::npos)
{
nFindX += 2;
size_t nFindEndX = wsPath.find(L',', nFindX);
if (nFindEndX != std::wstring::npos)
{
x2 = GetDouble(wsPath.substr(nFindX, nFindEndX - nFindX));
size_t nFindY = nFindEndX + 1;
size_t nFindEndY = wsPath.find(L' ', nFindY);
if (nFindEndY != std::wstring::npos)
y2 = GetDouble(wsPath.substr(nFindY, nFindEndY - nFindY));
oTransform.TransformPoint(x2, y2);
}
}
nFindX = wsPath.find(L"L ", nFindX);
if (nFindX != std::wstring::npos)
{
nFindX += 2;
size_t nFindEndX = wsPath.find(L',', nFindX);
if (nFindEndX != std::wstring::npos)
{
x3 = GetDouble(wsPath.substr(nFindX, nFindEndX - nFindX));
size_t nFindY = nFindEndX + 1;
size_t nFindEndY = wsPath.find(L' ', nFindY);
if (nFindEndY != std::wstring::npos)
y3 = GetDouble(wsPath.substr(nFindY, nFindEndY - nFindY));
oTransform.TransformPoint(x3, y3);
}
}
// Верхний левый угол
oLink.X = x1 == x2 ? fmin(x1, x3) : fmin(x1, x2);
oLink.Y = y1 == y2 ? fmin(y1, y3) : fmin(y1, y2);
oLink.H = x1 == x2 ? abs(y1 - y2) : abs(y1 - y3);
oLink.W = y1 == y2 ? abs(x1 - x2) : abs(x1 - x3);
std::wstring wsNameTarget = oReader.GetText();
if (wsNameTarget.find(L"http") == 0)
{
oLink.Link = U_TO_UTF8(wsNameTarget);
m_oLinks.m_arLinks.push_back(oLink);
}
else
{
// координата назначения на странице назначения
size_t nSharp = wsNameTarget.find(L'#');
if (nSharp != std::wstring::npos)
{
std::map<std::wstring, int>::iterator find = m_pDocument->m_mInternalLinks.find(wsNameTarget.substr(nSharp + 1));
if (find != m_pDocument->m_mInternalLinks.end())
{
oLink.Link = '#' + std::to_string(find->second);
m_oLinks.m_arLinks.push_back(oLink);
}
}
}
}
if (!oReader.MoveToNextAttribute())
break;
wsAttrName = oReader.GetName();
}
}
oReader.MoveToElement();
if (find != m_pDocument->m_vStructure.end())
{
std::wstring wsPath = wsPathData.c_stdstr();
size_t nFindY = wsPath.find(L',');
if (nFindY != std::wstring::npos)
{
size_t nFindEndY = wsPath.find(L' ', ++nFindY);
if (nFindEndY != std::wstring::npos)
// координата назначения на странице назначения
find->dY = GetDouble(wsPath.substr(nFindY, nFindEndY - nFindY));
}
}
CBrush* pBrush = NULL;
bool bDeleteBrush = false;
if (!wsFill.empty())
{
if (IsFromResource(wsFill))
{
pBrush = pState->GetBrush(wsFill);
bDeleteBrush = false;
}
else
{
pBrush = ReadBrush(wsFill.c_str(), pState->GetCurrentOpacity());
bDeleteBrush = true;
}
}
if (bStroke)
{
pRenderer->put_PenColor(nStrokeBgr & 0x00FFFFFF);
pRenderer->put_PenAlpha(nStrokeAlpha * pState->GetCurrentOpacity());
}
if (!oReader.IsEmptyNode())
{
CWString wsNodeName;
int nCurDepth = oReader.GetDepth();
while (oReader.ReadNextSiblingNode(nCurDepth))
{
wsNodeName = oReader.GetNameNoNS();
if (wsNodeName == L"Path.RenderTransform")
{
ReadTransform(oReader, wsTransform);
}
else if (wsNodeName == L"Path.Clip")
{
ReadClip(oReader, wsClip);
}
else if (wsNodeName == L"Path.Fill" && !pBrush)
{
pBrush = ReadBrush(oReader, pState->GetCurrentOpacity());
bDeleteBrush = true;
}
else if (wsNodeName == L"Path.Stroke" && !bStroke)
{
bStroke = StrokeToRenderer(oReader, pRenderer, pState);
}
else if (wsNodeName == L"Path.Data" && wsPathData.empty())
{
ReadPathData(oReader, wsPathData, wsPathTransform);
}
}
}
if (pBrush)
{
if (pBrush->IsImageBrush())
((CImageBrush*)pBrush)->SetPaths(m_wsRootPath, GetPath(m_wsPagePath).c_str());
bFill = pBrush->SetToRenderer(pRenderer);
if (bDeleteBrush)
RELEASEOBJECT(pBrush);
}
// Сначала задается матрица преобразования, потом клип, потому что даже
// если преобразование задано в дочерней ноде, а клип задан в атрибутах данной ноды,
// то преобразование влияется на клип все равно.
if (!wsTransform.empty())
{
bTransform = TransformToRenderer(wsTransform.c_str(), pState);
}
if (!wsClip.empty())
{
bClip = ClipToRenderer(wsClip.c_str(), pState);
}
if (pDashPattern)
{
for (LONG lIndex = 0; lIndex < lDashPatternSize; lIndex++)
{
pDashPattern[lIndex] = xpsUnitToMM(pDashPattern[lIndex] * dPenSize);
}
pRenderer->put_PenDashStyle(Aggplus::DashStyleCustom);
pRenderer->PenDashPattern(pDashPattern, lDashPatternSize);
pRenderer->put_PenDashOffset(xpsUnitToMM(dDashOffset * dPenSize));
pRenderer->put_PenLineStartCap(nDashCap);
pRenderer->put_PenLineEndCap(nDashCap);
delete[] pDashPattern;
}
else
{
pRenderer->put_PenDashStyle(Aggplus::DashStyleSolid);
pRenderer->put_PenLineStartCap(nStartCap);
pRenderer->put_PenLineEndCap(nEndCap);
}
pRenderer->put_PenLineJoin(nJoinStyle);
if (nJoinStyle == Aggplus::LineJoinMiter)
pRenderer->put_PenMiterLimit(xpsUnitToMM(dMiter));
pRenderer->put_PenSize(xpsUnitToMM(dPenSize));
pRenderer->BeginCommand(c_nPathType);
pRenderer->PathCommandStart();
if (IsFromResource(wsPathData))
pState->GetPathGeometry(wsPathData, wsPathData, wsPathTransform);
bool bPathTransform = false;
if (!wsPathTransform.empty())
bPathTransform = TransformToRenderer(wsPathTransform.c_str(), pState);
bool bWindingFillMode = VmlToRenderer(wsPathData, pRenderer);
int nMode = bStroke ? c_nStroke : 0;
if (bFill)
nMode |= (bWindingFillMode ? c_nWindingFillMode : c_nEvenOddFillMode);
pRenderer->DrawPath(nMode);
pRenderer->EndCommand(c_nPathType);
pRenderer->PathCommandEnd();
if (bPathTransform)
pState->PopTransform();
if (bTransform)
pState->PopTransform();
if (bClip)
pState->PopClip();
if (bOpacity)
pState->PopOpacity();
}
bool Page::StrokeToRenderer(XmlUtils::CXmlLiteReader& oReader, IRenderer* pRenderer, CContextState* pState)
{
if (!oReader.IsEmptyNode())
{
std::wstring wsNodeName;
int nCurDepth = oReader.GetDepth();
while (oReader.ReadNextSiblingNode(nCurDepth))
{
wsNodeName = oReader.GetNameNoNS();
if (L"SolidColorBrush" == wsNodeName)
{
int nBgr, nAlpha;
std::wstring wsColor;
ReadAttribute(oReader, L"Color", wsColor);
GetBgra(wsColor, nBgr, nAlpha);
pRenderer->put_PenColor(nBgr & 0x00FFFFFF);
pRenderer->put_PenAlpha((double)nAlpha * pState->GetCurrentOpacity());
return true;
}
}
}
return false;
}
void Page::ReadPathData(XmlUtils::CXmlLiteReader& oReader, CWString& wsData, CWString& wsTransform)
{
wsData = L"";
if (oReader.IsEmptyNode())
return;
CWString wsNodeName;
int nCurDepth = oReader.GetDepth();
while (oReader.ReadNextSiblingNode(nCurDepth))
{
wsNodeName = oReader.GetNameNoNS();
if (wsNodeName == L"PathGeometry")
return ReadPathGeometry(oReader, wsData, wsTransform);
}
}
}