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Issue #10: Ability to cancel the operation

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This commit is contained in:
Jakub Melka
2022-02-04 20:03:23 +01:00
parent 284f0c4db8
commit 49cab7937a
15 changed files with 302 additions and 61 deletions
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14
Pdf4QtLib/sources/pdfrenderer.cpp
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@ -43,6 +43,7 @@ PDFRenderer::PDFRenderer(const PDFDocument* document,
m_fontCache(fontCache),
m_cms(cms),
m_optionalContentActivity(optionalContentActivity),
m_operationControl(nullptr),
m_features(features),
m_meshQualitySettings(meshQualitySettings)
{
@ -107,6 +108,16 @@ QMatrix PDFRenderer::createMediaBoxToDevicePointMatrix(const QRectF& mediaBox,
return matrix;
}
const PDFOperationControl* PDFRenderer::getOperationControl() const
{
return m_operationControl;
}
void PDFRenderer::setOperationControl(const PDFOperationControl* newOperationControl)
{
m_operationControl = newOperationControl;
}
QList<PDFRenderError> PDFRenderer::render(QPainter* painter, const QRectF& rectangle, size_t pageIndex) const
{
const PDFCatalog* catalog = m_document->getCatalog();
@ -122,6 +133,7 @@ QList<PDFRenderError> PDFRenderer::render(QPainter* painter, const QRectF& recta
QMatrix matrix = createPagePointToDevicePointMatrix(page, rectangle);
PDFPainter processor(painter, m_features, matrix, page, m_document, m_fontCache, m_cms, m_optionalContentActivity, m_meshQualitySettings);
processor.setOperationControl(m_operationControl);
return processor.processContents();
}
@ -138,6 +150,7 @@ QList<PDFRenderError> PDFRenderer::render(QPainter* painter, const QMatrix& matr
Q_ASSERT(page);
PDFPainter processor(painter, m_features, matrix, page, m_document, m_fontCache, m_cms, m_optionalContentActivity, m_meshQualitySettings);
processor.setOperationControl(m_operationControl);
return processor.processContents();
}
@ -158,6 +171,7 @@ void PDFRenderer::compile(PDFPrecompiledPage* precompiledPage, size_t pageIndex)
timer.start();
PDFPrecompiledPageGenerator generator(precompiledPage, m_features, page, m_document, m_fontCache, m_cms, m_optionalContentActivity, m_meshQualitySettings);
generator.setOperationControl(m_operationControl);
QList<PDFRenderError> errors = generator.processContents();
if (m_features.testFlag(InvertColors))