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Show shape/opacity channel

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This commit is contained in:
Jakub Melka
2021-04-05 19:21:45 +02:00
parent 9aba0608c3
commit 08f7b9480f
3 changed files with 76 additions and 2 deletions
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66
Pdf4QtViewerPlugins/OutputPreviewPlugin/outputpreviewwidget.cpp
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@ -58,6 +58,8 @@ void OutputPreviewWidget::clear()
m_alarmCoverageImage.dirty();
m_alarmRichBlackImage.dirty();
m_inkCoverageImage.dirty();
m_shapeMask.dirty();
m_opacityMask.dirty();
update();
}
@ -80,6 +82,8 @@ void OutputPreviewWidget::setPageImage(QImage image, pdf::PDFFloatBitmapWithColo
m_alarmCoverageImage.dirty();
m_alarmRichBlackImage.dirty();
m_inkCoverageImage.dirty();
m_shapeMask.dirty();
m_opacityMask.dirty();
buildInfoBoxItems();
update();
@ -147,6 +151,28 @@ void OutputPreviewWidget::paintEvent(QPaintEvent* event)
break;
}
case ShapeChannel:
{
const QImage& image = getShapeImage();
if (!image.isNull())
{
painter.translate(0, (pageImageRect.height() - image.height()) / 2);
painter.drawImage(pageImageRect.topLeft(), image);
}
break;
}
case OpacityChannel:
{
const QImage& image = getOpacityImage();
if (!image.isNull())
{
painter.translate(0, (pageImageRect.height() - image.height()) / 2);
painter.drawImage(pageImageRect.topLeft(), image);
}
break;
}
default:
Q_ASSERT(false);
}
@ -398,6 +424,7 @@ void OutputPreviewWidget::buildInfoBoxItems()
case Separations:
case ColorWarningInkCoverage:
case ColorWarningRichBlack:
case InkCoverage:
{
if (m_originalProcessBitmap.getWidth() > 0 && m_originalProcessBitmap.getHeight() > 0)
{
@ -502,7 +529,8 @@ void OutputPreviewWidget::buildInfoBoxItems()
break;
}
case InkCoverage:
case ShapeChannel:
case OpacityChannel:
break;
default:
@ -559,6 +587,12 @@ void OutputPreviewWidget::buildInfoBoxItems()
}
}
if (m_displayMode == ShapeChannel || m_displayMode == OpacityChannel)
{
addInfoBoxSeparator();
addInfoBoxHeader(tr("Shape/Opacity"));
}
if (sampleColor.isValid())
{
addInfoBoxSeparator();
@ -610,6 +644,16 @@ const OutputPreviewWidget::InkCoverageInfo& OutputPreviewWidget::getInkCoverageI
return m_inkCoverageImage.get(this, &OutputPreviewWidget::getInkCoverageInfoImpl);
}
const QImage& OutputPreviewWidget::getShapeImage() const
{
return m_shapeMask.get(this, &OutputPreviewWidget::getShapeImageImpl);
}
const QImage& OutputPreviewWidget::getOpacityImage() const
{
return m_opacityMask.get(this, &OutputPreviewWidget::getOpacityImageImpl);
}
std::vector<pdf::PDFColorComponent> OutputPreviewWidget::getInkCoverageImpl() const
{
std::vector<pdf::PDFColorComponent> result;
@ -772,6 +816,26 @@ OutputPreviewWidget::InkCoverageInfo OutputPreviewWidget::getInkCoverageInfoImpl
return coverageInfo;
}
QImage OutputPreviewWidget::getShapeImageImpl() const
{
if (!m_originalProcessBitmap.getPixelFormat().hasShapeChannel())
{
return QImage();
}
return m_originalProcessBitmap.getChannelImage(m_originalProcessBitmap.getPixelFormat().getShapeChannelIndex());
}
QImage OutputPreviewWidget::getOpacityImageImpl() const
{
if (!m_originalProcessBitmap.getPixelFormat().hasOpacityChannel())
{
return QImage();
}
return m_originalProcessBitmap.getChannelImage(m_originalProcessBitmap.getPixelFormat().getOpacityChannelIndex());
}
pdf::PDFColorComponent OutputPreviewWidget::getRichBlackLimit() const
{
return m_richBlackLimit;