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Fix intersection line and rectangles

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This commit is contained in:
Svetlana Kulikova
2025-10-09 11:54:06 +03:00
parent c5a047f83a
commit 992f6616e0
6 changed files with 182 additions and 247 deletions
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36
PdfFile/SrcWriter/RedactOutputDev.cpp
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@ -992,6 +992,7 @@ void RedactOutputDev::DoPathRedact(GfxState* pGState, GfxPath* pPath, double* pC
m_pRenderer->m_oPath.Clear();
CMatrix oMatrix(m_arrMatrix[0], m_arrMatrix[1], m_arrMatrix[2], m_arrMatrix[3], m_arrMatrix[4], m_arrMatrix[5]);
CMatrix oInverse = oMatrix.Inverse();
std::vector<CSegment> arrForStroke;
Aggplus::CGraphicsPath oPath, oPathResult;
@ -1000,12 +1001,17 @@ void RedactOutputDev::DoPathRedact(GfxState* pGState, GfxPath* pPath, double* pC
if (bStroke)
{
std::vector<std::vector<CPoint>> rectangles;
for (int i = 0; i < m_arrQuadPoints.size(); i += 8)
{
arrForStroke.push_back(CSegment(CPoint(m_arrQuadPoints[i + 0], m_arrQuadPoints[i + 1]), CPoint(m_arrQuadPoints[i + 2], m_arrQuadPoints[i + 3])));
arrForStroke.push_back(CSegment(CPoint(m_arrQuadPoints[i + 2], m_arrQuadPoints[i + 3]), CPoint(m_arrQuadPoints[i + 4], m_arrQuadPoints[i + 5])));
arrForStroke.push_back(CSegment(CPoint(m_arrQuadPoints[i + 4], m_arrQuadPoints[i + 5]), CPoint(m_arrQuadPoints[i + 6], m_arrQuadPoints[i + 7])));
arrForStroke.push_back(CSegment(CPoint(m_arrQuadPoints[i + 6], m_arrQuadPoints[i + 7]), CPoint(m_arrQuadPoints[i + 0], m_arrQuadPoints[i + 1])));
std::vector<CPoint> rectangle = { CPoint(m_arrQuadPoints[i + 0], m_arrQuadPoints[i + 1]), CPoint(m_arrQuadPoints[i + 2], m_arrQuadPoints[i + 3]),
CPoint(m_arrQuadPoints[i + 4], m_arrQuadPoints[i + 5]), CPoint(m_arrQuadPoints[i + 6], m_arrQuadPoints[i + 7]) };
rectangles.push_back(rectangle);
}
for (int nSubPathIndex = 0, nSubPathCount = pPath->getNumSubpaths(); nSubPathIndex < nSubPathCount; ++nSubPathIndex)
@ -1052,23 +1058,10 @@ void RedactOutputDev::DoPathRedact(GfxState* pGState, GfxPath* pPath, double* pC
oMatrix.Apply(dX, dY);
++nCurPointIndex;
oPath.StartFigure();
oPath.MoveTo(dXCur, dYCur);
oPath.LineTo(dX, dY);
oPath.CloseFigure();
dXCur = dX, dYCur = dY;
oPathResult = Aggplus::CalcBooleanOperation(oPath, m_oPathRedact, Aggplus::BooleanOpType::Subtraction);
DrawPathRedact(&oPathResult, bStroke);
oPathResult.Reset(); oPath.Reset();
/*
CLineClipper clipper(rectangles);
CSegment line(CPoint(dXCur, dYCur), CPoint(dX, dY));
dXCur = dX; dYCur = dY;
auto visibleSegments = RectangleIntersection::findSegmentsOutsideRectangles(line, rectangles);
auto visibleSegments = clipper.getVisibleSegments(line);
for (int i = 0; i < visibleSegments.size(); ++i)
{
double dX1 = visibleSegments[i].start.x, dY1 = visibleSegments[i].start.y;
@ -1078,24 +1071,12 @@ void RedactOutputDev::DoPathRedact(GfxState* pGState, GfxPath* pPath, double* pC
oInverse.Apply(dX2, dY2);
m_pRenderer->m_oPath.LineTo(dX2, dY2);
}
*/
}
}
if (pSubpath->isClosed())
{
oPath.StartFigure();
oPath.MoveTo(dXCur, dYCur);
oPath.LineTo(dXStart, dYStart);
oPath.CloseFigure();
oPathResult = Aggplus::CalcBooleanOperation(oPath, m_oPathRedact, Aggplus::BooleanOpType::Subtraction);
DrawPathRedact(&oPathResult, bStroke);
oPathResult.Reset(); oPath.Reset();
/*
CLineClipper clipper(rectangles);
CSegment line(CPoint(dXCur, dYCur), CPoint(dXStart, dYStart));
auto visibleSegments = clipper.getVisibleSegments(line);
auto visibleSegments = RectangleIntersection::findSegmentsOutsideRectangles(line, rectangles);
for (int i = 0; i < visibleSegments.size(); ++i)
{
double dX1 = visibleSegments[i].start.x, dY1 = visibleSegments[i].start.y;
@ -1105,7 +1086,6 @@ void RedactOutputDev::DoPathRedact(GfxState* pGState, GfxPath* pPath, double* pC
oInverse.Apply(dX2, dY2);
m_pRenderer->m_oPath.LineTo(dX2, dY2);
}
*/
}
}
}