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Signature plugin: Svg/Png custom image selection, bugfixing

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This commit is contained in:
Jakub Melka
2022-04-15 17:59:24 +02:00
parent 72f08c7588
commit ad30920bdb
9 changed files with 187 additions and 83 deletions
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83
Pdf4QtLib/sources/pdfpagecontentelements.cpp
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@ -27,6 +27,7 @@
#include <QMouseEvent>
#include <QSvgRenderer>
#include <QApplication>
#include <QImageReader>
namespace pdf
{
@ -1066,20 +1067,20 @@ void PDFPageContentElementLine::setLine(const QLineF& newLine)
}
}
PDFPageContentSvgElement::PDFPageContentSvgElement() :
PDFPageContentImageElement::PDFPageContentImageElement() :
m_renderer(std::make_unique<QSvgRenderer>())
{
}
PDFPageContentSvgElement::~PDFPageContentSvgElement()
PDFPageContentImageElement::~PDFPageContentImageElement()
{
}
PDFPageContentSvgElement* PDFPageContentSvgElement::clone() const
PDFPageContentImageElement* PDFPageContentImageElement::clone() const
{
PDFPageContentSvgElement* copy = new PDFPageContentSvgElement();
PDFPageContentImageElement* copy = new PDFPageContentImageElement();
copy->setElementId(getElementId());
copy->setPageIndex(getPageIndex());
copy->setRectangle(getRectangle());
@ -1087,7 +1088,7 @@ PDFPageContentSvgElement* PDFPageContentSvgElement::clone() const
return copy;
}
void PDFPageContentSvgElement::drawPage(QPainter* painter,
void PDFPageContentImageElement::drawPage(QPainter* painter,
PDFInteger pageIndex,
const PDFPrecompiledPage* compiledPage,
PDFTextLayoutGetter& layoutGetter,
@ -1107,70 +1108,98 @@ void PDFPageContentSvgElement::drawPage(QPainter* painter,
painter->setWorldMatrix(pagePointToDevicePointMatrix, true);
painter->setRenderHint(QPainter::Antialiasing);
QRectF viewBox = m_renderer->viewBoxF();
if (!viewBox.isValid())
if (m_renderer->isValid())
{
return;
QRectF viewBox = m_renderer->viewBoxF();
if (!viewBox.isValid())
{
return;
}
QRectF renderBox = getRectangle();
QSizeF viewBoxSize = viewBox.size();
QSizeF renderBoxSize = viewBoxSize.scaled(renderBox.size(), Qt::KeepAspectRatio);
QRectF targetRenderBox = QRectF(QPointF(), renderBoxSize);
targetRenderBox.moveCenter(renderBox.center());
painter->translate(targetRenderBox.bottomLeft());
painter->scale(1.0, -1.0);
targetRenderBox.moveTopLeft(QPointF(0, 0));
m_renderer->render(painter, targetRenderBox);
}
else if (!m_image.isNull())
{
QRectF viewBox(QPointF(0, 0), m_image.size());
QRectF renderBox = getRectangle();
QSizeF viewBoxSize = viewBox.size();
QSizeF renderBoxSize = viewBoxSize.scaled(renderBox.size(), Qt::KeepAspectRatio);
QRectF targetRenderBox = QRectF(QPointF(), renderBoxSize);
targetRenderBox.moveCenter(renderBox.center());
QRectF renderBox = getRectangle();
QSizeF viewBoxSize = viewBox.size();
QSizeF renderBoxSize = viewBoxSize.scaled(renderBox.size(), Qt::KeepAspectRatio);
QRectF targetRenderBox = QRectF(QPointF(), renderBoxSize);
targetRenderBox.moveCenter(renderBox.center());
painter->translate(targetRenderBox.bottomLeft());
painter->scale(1.0, -1.0);
targetRenderBox.moveTopLeft(QPointF(0, 0));
painter->translate(targetRenderBox.bottomLeft());
painter->scale(1.0, -1.0);
targetRenderBox.moveTopLeft(QPointF(0, 0));
m_renderer->render(painter, targetRenderBox);
painter->drawImage(targetRenderBox, m_image);
}
}
uint PDFPageContentSvgElement::getManipulationMode(const QPointF& point, PDFReal snapPointDistanceThreshold) const
uint PDFPageContentImageElement::getManipulationMode(const QPointF& point, PDFReal snapPointDistanceThreshold) const
{
return getRectangleManipulationMode(getRectangle(), point, snapPointDistanceThreshold);
}
void PDFPageContentSvgElement::performManipulation(uint mode, const QPointF& offset)
void PDFPageContentImageElement::performManipulation(uint mode, const QPointF& offset)
{
performRectangleManipulation(m_rectangle, mode, offset);
}
QRectF PDFPageContentSvgElement::getBoundingBox() const
QRectF PDFPageContentImageElement::getBoundingBox() const
{
return getRectangle();
}
void PDFPageContentSvgElement::setSize(QSizeF size)
void PDFPageContentImageElement::setSize(QSizeF size)
{
performRectangleSetSize(m_rectangle, size);
}
QString PDFPageContentSvgElement::getDescription() const
QString PDFPageContentImageElement::getDescription() const
{
return formatDescription(PDFTranslationContext::tr("SVG image"));
}
const QByteArray& PDFPageContentSvgElement::getContent() const
const QByteArray& PDFPageContentImageElement::getContent() const
{
return m_content;
}
void PDFPageContentSvgElement::setContent(const QByteArray& newContent)
void PDFPageContentImageElement::setContent(const QByteArray& newContent)
{
if (m_content != newContent)
{
m_content = newContent;
m_renderer->load(m_content);
if (!m_renderer->load(m_content))
{
QByteArray imageData = m_content;
QBuffer buffer(&imageData);
buffer.open(QBuffer::ReadOnly);
QImageReader reader(&buffer);
m_image = reader.read();
buffer.close();;
}
}
}
const QRectF& PDFPageContentSvgElement::getRectangle() const
const QRectF& PDFPageContentImageElement::getRectangle() const
{
return m_rectangle;
}
void PDFPageContentSvgElement::setRectangle(const QRectF& newRectangle)
void PDFPageContentImageElement::setRectangle(const QRectF& newRectangle)
{
m_rectangle = newRectangle;
}