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Stamp Rotate

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This commit is contained in:
Svetlana Kulikova
2024-10-18 10:03:11 +03:00
parent 8cadb329b9
commit 1eba4aefa8
7 changed files with 318 additions and 9 deletions
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218
PdfFile/SrcReader/PdfAnnot.cpp
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@ -2318,6 +2318,106 @@ CAnnotStamp::CAnnotStamp(PDFDoc* pdfDoc, Object* oAnnotRef, int nPageIndex) : CA
}
oObj.free();
m_nRotate = 0;
if (oAnnot.dictLookup("Rotate", &oObj)->isInt())
m_nRotate = oObj.getInt();
oObj.free();
double m[6] = { 1, 0, 0, 1, 0, 0 }, bbox[4] = { 0, 0, 0, 0 };
Object oAP, oObj2;
if (oAnnot.dictLookup("AP", &oAP)->isDict() && oAP.dictLookup("N", &oObj2)->isStream())
{
Object oObj1;
if (oObj2.streamGetDict()->lookup("BBox", &oObj)->isArray() && oObj.arrayGetLength() == 4)
{
for (int i = 0; i < 4; ++i)
{
oObj.arrayGet(i, &oObj1);
bbox[i] = oObj1.isNum() ? oObj1.getNum() : 0;
oObj1.free();
}
}
oObj.free();
if (oObj2.streamGetDict()->lookup("Matrix", &oObj)->isArray() && oObj.arrayGetLength() == 6)
{
for (int i = 0; i < 6; ++i)
{
oObj.arrayGet(i, &oObj1);
m[i] = oObj1.getNum();
oObj1.free();
}
}
}
oAP.free(); oObj2.free(); oObj.free();
double formXMin, formYMin, formXMax, formYMax, x, y, sx, sy;
x = bbox[0] * m[0] + bbox[1] * m[2] + m[4];
y = bbox[0] * m[1] + bbox[1] * m[3] + m[5];
formXMin = formXMax = x;
formYMin = formYMax = y;
x = bbox[0] * m[0] + bbox[3] * m[2] + m[4];
y = bbox[0] * m[1] + bbox[3] * m[3] + m[5];
if (x < formXMin)
formXMin = x;
else if (x > formXMax)
formXMax = x;
if (y < formYMin)
formYMin = y;
else if (y > formYMax)
formYMax = y;
x = bbox[2] * m[0] + bbox[1] * m[2] + m[4];
y = bbox[2] * m[1] + bbox[1] * m[3] + m[5];
if (x < formXMin)
formXMin = x;
else if (x > formXMax)
formXMax = x;
if (y < formYMin)
formYMin = y;
else if (y > formYMax)
formYMax = y;
x = bbox[2] * m[0] + bbox[3] * m[2] + m[4];
y = bbox[2] * m[1] + bbox[3] * m[3] + m[5];
if (x < formXMin)
formXMin = x;
else if (x > formXMax)
formXMax = x;
if (y < formYMin)
formYMin = y;
else if (y > formYMax)
formYMax = y;
if (formXMin == formXMax)
sx = 1;
else
sx = (m_pRect[2] - m_pRect[0]) / (formXMax - formXMin);
if (formYMin == formYMax)
sy = 1;
else
sy = (m_pRect[3] - m_pRect[1]) / (formYMax - formYMin);
double tx = -formXMin * sx + m_pRect[0];
double ty = -formYMin * sy + m_pRect[1];
m[0] *= sx;
m[1] *= sy;
m[2] *= sx;
m[3] *= sy;
m[4] = m[4] * sx + tx;
m[5] = m[5] * sy + ty;
m_dX1 = bbox[0] * m[0] + bbox[1] * m[2] + m[4];
m_dY1 = bbox[0] * m[1] + bbox[1] * m[3] + m[5];
m_dX2 = bbox[0] * m[0] + bbox[3] * m[2] + m[4];
m_dY2 = bbox[0] * m[1] + bbox[3] * m[3] + m[5];
m_dX3 = bbox[2] * m[0] + bbox[3] * m[2] + m[4];
m_dY3 = bbox[2] * m[1] + bbox[3] * m[3] + m[5];
m_dX4 = bbox[2] * m[0] + bbox[1] * m[2] + m[4];
m_dY4 = bbox[2] * m[1] + bbox[1] * m[3] + m[5];
oAnnot.free();
}
@ -2354,6 +2454,16 @@ CAnnots::CAnnots(PDFDoc* pdfDoc, NSFonts::IFontManager* pFontManager, CPdfFontLi
oField.free(); oFieldRef.free();
continue;
}
if (pField->getPageNum() < 1)
{
oField.free(); oFieldRef.free();
std::vector<int>::iterator it = std::find(m_arrCO.begin(), m_arrCO.end(), oFieldRef.getRefNum());
if (it != m_arrCO.end())
m_arrCO.erase(it);
continue;
}
// Родители
Object oParentRefObj;
if (oField.dictLookupNF("Parent", &oParentRefObj)->isRef())
@ -3127,18 +3237,19 @@ CAnnotAP::CAnnotAP(PDFDoc* pdfDoc, NSFonts::IFontManager* pFontManager, CPdfFont
m_pRendererOut = NULL;
m_pRenderer = NULL;
Object oAnnot, oAP;
Object oAnnot, oAP, oSubtype;
XRef* xref = pdfDoc->getXRef();
oAnnotRef->fetch(xref, &oAnnot);
bIsStamp = oAnnot.dictLookup("Subtype", &oSubtype)->isName("Stamp");
if (oAnnot.dictLookup("AP", &oAP)->isDict())
{
m_unRefNum = oAnnotRef->getRefNum();
Init(&oAnnot);
Init(pdfDoc, pFontManager, pFontList, nRasterW, nRasterH, nBackgroundColor, nPageIndex);
Draw(pdfDoc, &oAP, nRasterH, nBackgroundColor, oAnnotRef, sView);
double dScale = Init(&oAnnot);
Init(pdfDoc, pFontManager, pFontList, nRasterW * dScale, nRasterH * dScale, nBackgroundColor, nPageIndex);
Draw(pdfDoc, &oAP, nRasterH * dScale, nBackgroundColor, oAnnotRef, sView);
}
oAP.free(); oAnnot.free();
oAP.free(); oAnnot.free(); oSubtype.free();
Clear();
}
@ -3229,8 +3340,9 @@ void CAnnotAP::Init(AcroFormField* pField)
// Координаты - BBox
pField->getBBox(&m_dx1, &m_dy1, &m_dx2, &m_dy2);
}
void CAnnotAP::Init(Object* oAnnot)
double CAnnotAP::Init(Object* oAnnot)
{
double dScale = 1.0;
Object oObj, oObj2;
if (oAnnot->dictLookup("Rect", &oObj)->isArray() && oObj.arrayGetLength() == 4)
{
@ -3239,6 +3351,90 @@ void CAnnotAP::Init(Object* oAnnot)
m_dx2 = ArrGetNum(&oObj, 2);
m_dy2 = ArrGetNum(&oObj, 3);
if (bIsStamp)
{
double m[6] = { 1, 0, 0, 1, 0, 0 }, bbox[4] = { m_dx1, m_dy1, m_dx2, m_dy2 };
oObj.free();
Object oAP;
if (oAnnot->dictLookup("AP", &oAP)->isDict() && oAP.dictLookup("N", &oObj2)->isStream())
{
Object oObj1;
if (oObj2.streamGetDict()->lookup("BBox", &oObj)->isArray() && oObj.arrayGetLength() == 4)
{
for (int i = 0; i < 4; ++i)
{
oObj.arrayGet(i, &oObj1);
bbox[i] = oObj1.isNum() ? oObj1.getNum() : 0;
oObj1.free();
}
}
oObj.free();
if (oObj2.streamGetDict()->lookup("Matrix", &oObj)->isArray() && oObj.arrayGetLength() == 6)
{
for (int i = 0; i < 6; ++i)
{
oObj.arrayGet(i, &oObj1);
m[i] = oObj1.getNum();
oObj1.free();
}
}
}
oAP.free(); oObj2.free();
double formXMin, formYMin, formXMax, formYMax, x, y, sx, sy;
x = bbox[0] * m[0] + bbox[1] * m[2] + m[4];
y = bbox[0] * m[1] + bbox[1] * m[3] + m[5];
formXMin = formXMax = x;
formYMin = formYMax = y;
x = bbox[0] * m[0] + bbox[3] * m[2] + m[4];
y = bbox[0] * m[1] + bbox[3] * m[3] + m[5];
if (x < formXMin)
formXMin = x;
else if (x > formXMax)
formXMax = x;
if (y < formYMin)
formYMin = y;
else if (y > formYMax)
formYMax = y;
x = bbox[2] * m[0] + bbox[1] * m[2] + m[4];
y = bbox[2] * m[1] + bbox[1] * m[3] + m[5];
if (x < formXMin)
formXMin = x;
else if (x > formXMax)
formXMax = x;
if (y < formYMin)
formYMin = y;
else if (y > formYMax)
formYMax = y;
x = bbox[2] * m[0] + bbox[3] * m[2] + m[4];
y = bbox[2] * m[1] + bbox[3] * m[3] + m[5];
if (x < formXMin)
formXMin = x;
else if (x > formXMax)
formXMax = x;
if (y < formYMin)
formYMin = y;
else if (y > formYMax)
formYMax = y;
if (formXMin == formXMax)
sx = 1;
else
sx = (m_dx2 - m_dx1) / (formXMax - formXMin);
if (formYMin == formYMax)
sy = 1;
else
sy = (m_dy2 - m_dy1) / (formYMax - formYMin);
m_dx1 = bbox[0];
m_dy1 = bbox[1];
m_dx2 = bbox[2];
m_dy2 = bbox[3];
dScale = std::max(sx, sy);
}
double dTemp;
if (m_dx1 > m_dx2)
{
@ -3250,6 +3446,7 @@ void CAnnotAP::Init(Object* oAnnot)
}
}
oObj.free();
return dScale;
}
void CAnnotAP::Draw(PDFDoc* pdfDoc, Object* oAP, int nRasterH, int nBackgroundColor, int nPageIndex, AcroFormField* pField, const char* sView, const char* sButtonView)
{
@ -4007,5 +4204,14 @@ void CAnnotStamp::ToWASM(NSWasm::CData& oRes)
CAnnotMarkup::ToWASM(oRes);
oRes.WriteString(m_sName);
oRes.AddInt(m_nRotate);
oRes.WriteDouble(m_dX1);
oRes.WriteDouble(m_dY1);
oRes.WriteDouble(m_dX2);
oRes.WriteDouble(m_dY2);
oRes.WriteDouble(m_dX3);
oRes.WriteDouble(m_dY3);
oRes.WriteDouble(m_dX4);
oRes.WriteDouble(m_dY4);
}
}