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Issue #236: Highligting - Allow color selection and intensity [Enhancement]

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This commit is contained in:
Jakub Melka
2025-01-25 17:53:45 +01:00
parent 0df7d7f36f
commit 7445e9a53a
3 changed files with 73 additions and 9 deletions
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76
Pdf4QtLibWidgets/sources/pdfadvancedtools.cpp
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@ -22,9 +22,11 @@
#include "pdfcompiler.h"
#include "pdfwidgetformmanager.h"
#include "pdfwidgetannotation.h"
#include "pdfwidgetutils.h"
#include <QActionGroup>
#include <QInputDialog>
#include <QColorDialog>
#include <QKeyEvent>
#include "pdfdbgheap.h"
@ -924,12 +926,14 @@ PDFCreateHighlightTextTool::PDFCreateHighlightTextTool(PDFDrawWidgetProxy* proxy
BaseClass(proxy, parent),
m_toolManager(toolManager),
m_actionGroup(actionGroup),
m_colorDialog(nullptr),
m_type(AnnotationType::Highlight),
m_isCursorOverText(false)
{
connect(m_actionGroup, &QActionGroup::triggered, this, &PDFCreateHighlightTextTool::onActionTriggered);
updateActions();
updateInitialColor();
}
void PDFCreateHighlightTextTool::drawPage(QPainter* painter,
@ -988,7 +992,7 @@ void PDFCreateHighlightTextTool::mouseReleaseEvent(QWidget* widget, QMouseEvent*
// Jakub Melka: handle the selection
PDFTextLayoutGetter textLayoutGetter = getProxy()->getTextLayoutCompiler()->getTextLayoutLazy(pageIndex);
PDFTextLayout textLayout = textLayoutGetter;
setSelection(textLayout.createTextSelection(pageIndex, m_selectionInfo.selectionStartPoint, pagePoint));
setSelection(textLayout.createTextSelection(pageIndex, m_selectionInfo.selectionStartPoint, pagePoint, m_color));
QPolygonF quadrilaterals;
PDFTextSelectionPainter textSelectionPainter(&m_textSelection);
@ -1003,21 +1007,21 @@ void PDFCreateHighlightTextTool::mouseReleaseEvent(QWidget* widget, QMouseEvent*
switch (m_type)
{
case AnnotationType::Highlight:
annotationReference = modifier.getBuilder()->createAnnotationHighlight(page, quadrilaterals, Qt::yellow);
annotationReference = modifier.getBuilder()->createAnnotationHighlight(page, quadrilaterals, m_color);
modifier.getBuilder()->setAnnotationOpacity(annotationReference, 0.2);
modifier.getBuilder()->updateAnnotationAppearanceStreams(annotationReference);
break;
case AnnotationType::Underline:
annotationReference = modifier.getBuilder()->createAnnotationUnderline(page, quadrilaterals, Qt::black);
annotationReference = modifier.getBuilder()->createAnnotationUnderline(page, quadrilaterals, m_color);
break;
case AnnotationType::Squiggly:
annotationReference = modifier.getBuilder()->createAnnotationSquiggly(page, quadrilaterals, Qt::red);
annotationReference = modifier.getBuilder()->createAnnotationSquiggly(page, quadrilaterals, m_color);
break;
case AnnotationType::StrikeOut:
annotationReference = modifier.getBuilder()->createAnnotationStrikeout(page, quadrilaterals, Qt::red);
annotationReference = modifier.getBuilder()->createAnnotationStrikeout(page, quadrilaterals, m_color);
break;
default:
@ -1057,7 +1061,7 @@ void PDFCreateHighlightTextTool::mouseMoveEvent(QWidget* widget, QMouseEvent* ev
if (m_selectionInfo.pageIndex == pageIndex)
{
// Jakub Melka: handle the selection
setSelection(textLayout.createTextSelection(pageIndex, m_selectionInfo.selectionStartPoint, pagePoint));
setSelection(textLayout.createTextSelection(pageIndex, m_selectionInfo.selectionStartPoint, pagePoint, m_color));
}
else
{
@ -1094,19 +1098,46 @@ void PDFCreateHighlightTextTool::setActiveImpl(bool active)
{
// Just clear the text selection
setSelection(PDFTextSelection());
delete m_colorDialog;
m_colorDialog = nullptr;
}
else
{
m_colorDialog = new QColorDialog(m_color, getProxy()->getWidget());
m_colorDialog->setWindowTitle(tr("Select Color"));
m_colorDialog->setOption(QColorDialog::ShowAlphaChannel, false);
m_colorDialog->setOption(QColorDialog::NoButtons, true);
m_colorDialog->setOption(QColorDialog::DontUseNativeDialog, true);
m_colorDialog->setOption(QColorDialog::NoEyeDropperButton, true);
m_colorDialog->setWindowFlag(Qt::Tool);
m_colorDialog->move(pdf::PDFWidgetUtils::scaleDPI_x(m_colorDialog, 50), pdf::PDFWidgetUtils::scaleDPI_y(m_colorDialog, 50));
connect(m_colorDialog, &QColorDialog::currentColorChanged, this, &PDFCreateHighlightTextTool::onColorChanged);
m_colorDialog->show();
}
}
void PDFCreateHighlightTextTool::onActionTriggered(QAction* action)
{
setActive(action && action->isChecked());
if (action)
{
m_type = static_cast<AnnotationType>(action->data().toInt());
AnnotationType type = static_cast<AnnotationType>(action->data().toInt());
if (m_type != type)
{
m_type = type;
updateInitialColor();
}
}
setActive(action && action->isChecked());
}
void PDFCreateHighlightTextTool::onColorChanged(const QColor& color)
{
m_color = color;
}
void PDFCreateHighlightTextTool::updateCursor()
{
if (isActive())
@ -1131,6 +1162,33 @@ void PDFCreateHighlightTextTool::setSelection(PDFTextSelection&& textSelection)
}
}
void PDFCreateHighlightTextTool::updateInitialColor()
{
switch (m_type)
{
case AnnotationType::Highlight:
m_color = Qt::yellow;
break;
case AnnotationType::Underline:
m_color = Qt::black;
break;
case AnnotationType::Squiggly:
m_color = Qt::red;
break;
case AnnotationType::StrikeOut:
m_color = Qt::red;
break;
}
if (m_colorDialog)
{
m_colorDialog->setCurrentColor(m_color);
}
}
PDFCreateRedactRectangleTool::PDFCreateRedactRectangleTool(PDFDrawWidgetProxy* proxy, PDFToolManager* toolManager, QAction* action, QObject* parent) :
BaseClass(proxy, action, parent),
m_toolManager(toolManager),

5
Pdf4QtLibWidgets/sources/pdfadvancedtools.h
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@ -23,6 +23,7 @@
#include "pdfannotation.h"
class QActionGroup;
class QColorDialog;
namespace pdf
{
@ -307,8 +308,10 @@ protected:
private:
void onActionTriggered(QAction* action);
void onColorChanged(const QColor& color);
void updateCursor();
void setSelection(pdf::PDFTextSelection&& textSelection);
void updateInitialColor();
struct SelectionInfo
{
@ -318,9 +321,11 @@ private:
PDFToolManager* m_toolManager;
QActionGroup* m_actionGroup;
QColorDialog* m_colorDialog;
AnnotationType m_type;
pdf::PDFTextSelection m_textSelection;
SelectionInfo m_selectionInfo;
QColor m_color;
bool m_isCursorOverText;
};

1
RELEASES.txt
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@ -1,4 +1,5 @@
CURRENT:
- Issue #236: Highligting - Allow color selection and intensity [Enhancement]
- Issue #229: Can't add picture to PDF
- Issue #228: [feature] reverse pages order
- Issue #222: UnitTests fails several tests