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Ink annotation graphics

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Jakub Melka
2020-04-05 16:01:09 +02:00
parent 992e4b32f3
commit cc11073d70
7 changed files with 839 additions and 159 deletions
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254
PdfForQtLib/sources/pdfdocumentbuilder.cpp
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@ -897,6 +897,18 @@ void PDFDocumentBuilder::updateDocumentInfo(PDFObject info)
mergeTo(infoReference, info);
}
QRectF PDFDocumentBuilder::getPolygonsBoundingRect(const Polygons& polygons) const
{
QRectF rect;
for (const QPolygonF& polygon : polygons)
{
rect = rect.united(polygon.boundingRect());
}
return rect;
}
std::vector<PDFObject> PDFDocumentBuilder::copyFrom(const std::vector<PDFObject>& objects, const PDFObjectStorage& storage, bool createReferences)
{
// 1) Collect all references, which we must copy. If object is referenced, then
@ -1149,8 +1161,6 @@ PDFObjectReference PDFDocumentBuilder::createAnnotationCaret(PDFObjectReference
objectBuilder.endDictionaryItem();
objectBuilder.endDictionary();
PDFObjectReference annotationObject = addObject(objectBuilder.takeObject());
PDFObjectReference popupAnnotation = createAnnotationPopup(page, annotationObject, getPopupWindowRect(rectangle), false);
objectBuilder.beginDictionary();
objectBuilder.beginDictionaryItem("Annots");
objectBuilder.beginArray();
@ -1573,6 +1583,140 @@ PDFObjectReference PDFDocumentBuilder::createAnnotationHighlight(PDFObjectRefere
}
PDFObjectReference PDFDocumentBuilder::createAnnotationInk(PDFObjectReference page,
QPolygonF inkPoints,
PDFReal borderWidth,
QColor strokeColor,
QString title,
QString subject,
QString contents)
{
PDFObjectFactory objectBuilder;
objectBuilder.beginDictionary();
objectBuilder.beginDictionaryItem("Type");
objectBuilder << WrapName("Annot");
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("Subtype");
objectBuilder << WrapName("Ink");
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("Rect");
objectBuilder << inkPoints.boundingRect();
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("F");
objectBuilder << 4;
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("P");
objectBuilder << page;
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("InkList");
objectBuilder.beginArray();
objectBuilder << inkPoints;
objectBuilder.endArray();
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("M");
objectBuilder << WrapCurrentDateTime();
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("CreationDate");
objectBuilder << WrapCurrentDateTime();
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("Border");
objectBuilder << std::initializer_list<PDFReal>{ 0.0, 0.0, borderWidth };
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("C");
objectBuilder << WrapAnnotationColor(strokeColor);
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("T");
objectBuilder << title;
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("Contents");
objectBuilder << contents;
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("Subj");
objectBuilder << subject;
objectBuilder.endDictionaryItem();
objectBuilder.endDictionary();
PDFObjectReference annotationObject = addObject(objectBuilder.takeObject());
objectBuilder.beginDictionary();
objectBuilder.beginDictionaryItem("Annots");
objectBuilder.beginArray();
objectBuilder << annotationObject;
objectBuilder.endArray();
objectBuilder.endDictionaryItem();
objectBuilder.endDictionary();
PDFObject pageAnnots = objectBuilder.takeObject();
appendTo(page, pageAnnots);
updateAnnotationAppearanceStreams(annotationObject);
return annotationObject;
}
PDFObjectReference PDFDocumentBuilder::createAnnotationInk(PDFObjectReference page,
Polygons inkPoints,
PDFReal borderWidth,
QColor strokeColor,
QString title,
QString subject,
QString contents)
{
PDFObjectFactory objectBuilder;
objectBuilder.beginDictionary();
objectBuilder.beginDictionaryItem("Type");
objectBuilder << WrapName("Annot");
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("Subtype");
objectBuilder << WrapName("Ink");
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("Rect");
objectBuilder << getPolygonsBoundingRect(inkPoints);
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("F");
objectBuilder << 4;
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("P");
objectBuilder << page;
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("InkList");
objectBuilder << inkPoints;
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("M");
objectBuilder << WrapCurrentDateTime();
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("CreationDate");
objectBuilder << WrapCurrentDateTime();
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("Border");
objectBuilder << std::initializer_list<PDFReal>{ 0.0, 0.0, borderWidth };
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("C");
objectBuilder << WrapAnnotationColor(strokeColor);
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("T");
objectBuilder << title;
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("Contents");
objectBuilder << contents;
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("Subj");
objectBuilder << subject;
objectBuilder.endDictionaryItem();
objectBuilder.endDictionary();
PDFObjectReference annotationObject = addObject(objectBuilder.takeObject());
objectBuilder.beginDictionary();
objectBuilder.beginDictionaryItem("Annots");
objectBuilder.beginArray();
objectBuilder << annotationObject;
objectBuilder.endArray();
objectBuilder.endDictionaryItem();
objectBuilder.endDictionary();
PDFObject pageAnnots = objectBuilder.takeObject();
appendTo(page, pageAnnots);
updateAnnotationAppearanceStreams(annotationObject);
return annotationObject;
}
PDFObjectReference PDFDocumentBuilder::createAnnotationLine(PDFObjectReference page,
QRectF boundingRect,
QPointF startPoint,
@ -1644,8 +1788,6 @@ PDFObjectReference PDFDocumentBuilder::createAnnotationLine(PDFObjectReference p
objectBuilder.endDictionaryItem();
objectBuilder.endDictionary();
PDFObjectReference annotationObject = addObject(objectBuilder.takeObject());
PDFObjectReference popupAnnotation = createAnnotationPopup(page, annotationObject, getPopupWindowRect(boundingRect), false);
objectBuilder.beginDictionary();
objectBuilder.beginDictionaryItem("Annots");
objectBuilder.beginArray();
@ -1751,8 +1893,6 @@ PDFObjectReference PDFDocumentBuilder::createAnnotationLine(PDFObjectReference p
objectBuilder.endDictionaryItem();
objectBuilder.endDictionary();
PDFObjectReference annotationObject = addObject(objectBuilder.takeObject());
PDFObjectReference popupAnnotation = createAnnotationPopup(page, annotationObject, getPopupWindowRect(boundingRect), false);
objectBuilder.beginDictionary();
objectBuilder.beginDictionaryItem("Annots");
objectBuilder.beginArray();
@ -1876,8 +2016,6 @@ PDFObjectReference PDFDocumentBuilder::createAnnotationPolygon(PDFObjectReferenc
objectBuilder.endDictionaryItem();
objectBuilder.endDictionary();
PDFObjectReference annotationObject = addObject(objectBuilder.takeObject());
PDFObjectReference popupAnnotation = createAnnotationPopup(page, annotationObject, getPopupWindowRect(polygon.boundingRect()), false);
objectBuilder.beginDictionary();
objectBuilder.beginDictionaryItem("Annots");
objectBuilder.beginArray();
@ -1956,8 +2094,6 @@ PDFObjectReference PDFDocumentBuilder::createAnnotationPolyline(PDFObjectReferen
objectBuilder.endDictionaryItem();
objectBuilder.endDictionary();
PDFObjectReference annotationObject = addObject(objectBuilder.takeObject());
PDFObjectReference popupAnnotation = createAnnotationPopup(page, annotationObject, getPopupWindowRect(polyline.boundingRect()), false);
objectBuilder.beginDictionary();
objectBuilder.beginDictionaryItem("Annots");
objectBuilder.beginArray();
@ -2380,6 +2516,55 @@ PDFObjectReference PDFDocumentBuilder::createAnnotationText(PDFObjectReference p
}
PDFObjectReference PDFDocumentBuilder::createAnnotationUnderline(PDFObjectReference page,
QRectF rectangle,
QColor color)
{
PDFObjectFactory objectBuilder;
objectBuilder.beginDictionary();
objectBuilder.beginDictionaryItem("Type");
objectBuilder << WrapName("Annot");
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("Subtype");
objectBuilder << WrapName("Underline");
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("Rect");
objectBuilder << rectangle;
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("P");
objectBuilder << page;
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("CreationDate");
objectBuilder << WrapCurrentDateTime();
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("C");
objectBuilder << color;
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("QuadPoints");
objectBuilder.beginArray();
objectBuilder << rectangle.bottomLeft();
objectBuilder << rectangle.bottomRight();
objectBuilder << rectangle.topLeft();
objectBuilder << rectangle.topRight();
objectBuilder.endArray();
objectBuilder.endDictionaryItem();
objectBuilder.endDictionary();
PDFObjectReference annotationObject = addObject(objectBuilder.takeObject());
objectBuilder.beginDictionary();
objectBuilder.beginDictionaryItem("Annots");
objectBuilder.beginArray();
objectBuilder << annotationObject;
objectBuilder.endArray();
objectBuilder.endDictionaryItem();
objectBuilder.endDictionary();
PDFObject pageAnnots = objectBuilder.takeObject();
appendTo(page, pageAnnots);
updateAnnotationAppearanceStreams(annotationObject);
return annotationObject;
}
PDFObjectReference PDFDocumentBuilder::createAnnotationUnderline(PDFObjectReference page,
QRectF rectangle,
QColor color,
@ -2444,55 +2629,6 @@ PDFObjectReference PDFDocumentBuilder::createAnnotationUnderline(PDFObjectRefere
}
PDFObjectReference PDFDocumentBuilder::createAnnotationUnderline(PDFObjectReference page,
QRectF rectangle,
QColor color)
{
PDFObjectFactory objectBuilder;
objectBuilder.beginDictionary();
objectBuilder.beginDictionaryItem("Type");
objectBuilder << WrapName("Annot");
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("Subtype");
objectBuilder << WrapName("Underline");
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("Rect");
objectBuilder << rectangle;
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("P");
objectBuilder << page;
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("CreationDate");
objectBuilder << WrapCurrentDateTime();
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("C");
objectBuilder << color;
objectBuilder.endDictionaryItem();
objectBuilder.beginDictionaryItem("QuadPoints");
objectBuilder.beginArray();
objectBuilder << rectangle.bottomLeft();
objectBuilder << rectangle.bottomRight();
objectBuilder << rectangle.topLeft();
objectBuilder << rectangle.topRight();
objectBuilder.endArray();
objectBuilder.endDictionaryItem();
objectBuilder.endDictionary();
PDFObjectReference annotationObject = addObject(objectBuilder.takeObject());
objectBuilder.beginDictionary();
objectBuilder.beginDictionaryItem("Annots");
objectBuilder.beginArray();
objectBuilder << annotationObject;
objectBuilder.endArray();
objectBuilder.endDictionaryItem();
objectBuilder.endDictionary();
PDFObject pageAnnots = objectBuilder.takeObject();
appendTo(page, pageAnnots);
updateAnnotationAppearanceStreams(annotationObject);
return annotationObject;
}
PDFObjectReference PDFDocumentBuilder::createCatalog()
{
PDFObjectFactory objectBuilder;