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/*
SPDX-FileCopyrightText: 2007 Andreas Pakulat <apaku@gmx.de>
SPDX-License-Identifier: LGPL-2.0-or-later
*/
#include "vcsannotationmodel.h"
#include "../vcsannotation.h"
#include "../vcsrevision.h"
#include "../vcsjob.h"
#include <QDateTime>
#include <QBrush>
#include <QPen>
#include <QHash>
#include <QLocale>
#include <QUrl>
#include <QApplication>
#include <KLocalizedString>
#include <interfaces/icore.h>
#include <interfaces/iruncontroller.h>
namespace KDevelop
{
class VcsAnnotationModelPrivate
{
public:
explicit VcsAnnotationModelPrivate( VcsAnnotationModel* q_ ) : q(q_) {}
KDevelop::VcsAnnotation m_annotation;
mutable QHash<KDevelop::VcsRevision, QBrush> m_brushes;
VcsAnnotationModel* q;
VcsJob* job;
QColor foreground;
QColor background;
const QBrush& brush(const VcsRevision& revision) const
{
auto brushIt = m_brushes.find(revision);
if (brushIt == m_brushes.end()) {
const int background_y = background.red()*0.299 + 0.587*background.green()
+ 0.114*background.blue();
// get random, but reproducable 8-bit values from last two bytes of the revision hash
const uint revisionHash = qHash(revision);
const int u = static_cast<int>((0xFF & revisionHash));
const int v = static_cast<int>((0xFF00 & revisionHash) >> 8);
const int r = qRound(qMin(255.0, qMax(0.0, background_y + 1.402*(v-128))));
const int g = qRound(qMin(255.0, qMax(0.0, background_y - 0.344*(u-128) - 0.714*(v-128))));
const int b = qRound(qMin(255.0, qMax(0.0, background_y + 1.772*(u-128))));
brushIt = m_brushes.insert(revision, QBrush(QColor(r, g, b)));
}
return brushIt.value();
}
void addLines( KDevelop::VcsJob* job )
{
if( job == this->job )
{
const auto results = job->fetchResults().toList();
for (const QVariant& v : results) {
if( v.canConvert<KDevelop::VcsAnnotationLine>() )
{
VcsAnnotationLine l = v.value<KDevelop::VcsAnnotationLine>();
m_annotation.insertLine( l.lineNumber(), l );
emit q->lineChanged( l.lineNumber() );
}
}
}
}
};
VcsAnnotationModel::VcsAnnotationModel(VcsJob *job, const QUrl& url, QObject* parent,
const QColor &foreground, const QColor &background)
: d_ptr(new VcsAnnotationModelPrivate(this))
{
Q_D(VcsAnnotationModel);
setParent( parent );
d->m_annotation.setLocation( url );
d->job = job;
d->foreground = foreground;
d->background = background;
connect( d->job, &VcsJob::resultsReady,this, [this] (VcsJob* job) { Q_D(VcsAnnotationModel); d->addLines(job); } );
ICore::self()->runController()->registerJob( d->job );
}
VcsAnnotationModel::~VcsAnnotationModel() = default;
static QString abbreviateLastName(const QString& author) {
auto parts = author.split(QLatin1Char(' '));
bool onlyOneFragment = parts.size() == 1 || ( parts.size() == 2 && parts.at(1).isEmpty() );
return onlyOneFragment ? parts.first() : parts.first() + QStringLiteral(" %1.").arg(parts.last()[0]);
}
static QString annotationToolTip(const VcsAnnotationLine& aline)
{
const bool textIsLeftToRight = (QApplication::layoutDirection() == Qt::LeftToRight);
const QString boldStyle = QStringLiteral(";font-weight:bold");
const QString one = QStringLiteral("1");
const QString two = QStringLiteral("2");
const QString line = QStringLiteral(
"<tr>"
"<td align=\"right\" style=\"white-space:nowrap%1\">%%2</td>"
"<td align=\"left\" style=\"white-space:nowrap%3\">%%4</td>"
"</tr>").arg(
(textIsLeftToRight ? boldStyle : QString()),
(textIsLeftToRight ? one : two),
(textIsLeftToRight ? QString() : boldStyle),
(textIsLeftToRight ? two : one)
);
const QString authorLabel = i18n("Author:").toHtmlEscaped();
const QString dateLabel = i18n("Date:").toHtmlEscaped();
const QString messageLabel = i18n("Commit message:").toHtmlEscaped();
const QString author = aline.author().toHtmlEscaped();
const QString date = QLocale().toString(aline.date()).toHtmlEscaped();
const QString message = aline.commitMessage().toHtmlEscaped().replace(QLatin1Char('\n'), QLatin1String("<br/>"));
return
QLatin1String("<table>") +
line.arg(authorLabel, author) +
line.arg(dateLabel, date) +
line.arg(messageLabel, message) +
QLatin1String("</table>");
}
QVariant VcsAnnotationModel::data( int line, Qt::ItemDataRole role ) const
{
Q_D(const VcsAnnotationModel);
if( line < 0 || !d->m_annotation.containsLine( line ) )
{
return QVariant();
}
KDevelop::VcsAnnotationLine aline = d->m_annotation.line( line );
if( role == Qt::ForegroundRole )
{
return QVariant(QPen(d->foreground));
}
if( role == Qt::BackgroundRole )
{
return QVariant(d->brush(aline.revision()));
} else if( role == Qt::DisplayRole )
{
return QVariant( QStringLiteral("%1 ").arg(aline.date().date().year()) + abbreviateLastName(aline.author()) );
} else if( role == (int) KTextEditor::AnnotationModel::GroupIdentifierRole )
{
return aline.revision().revisionValue();
} else if( role == Qt::ToolTipRole )
{
return QVariant(annotationToolTip(aline));
}
return QVariant();
}
VcsRevision VcsAnnotationModel::revisionForLine( int line ) const
{
Q_D(const VcsAnnotationModel);
///FIXME: update the annotation bar on edit/reload somehow
///BUG: https://bugs.kde.org/show_bug.cgi?id=269757
if (!d->m_annotation.containsLine(line)) {
return VcsRevision();
}
Q_ASSERT(line >= 0 && d->m_annotation.containsLine(line));
return d->m_annotation.line( line ).revision();
}
VcsAnnotationLine VcsAnnotationModel::annotationLine(int line) const
{
Q_D(const VcsAnnotationModel);
if (line < 0 || !d->m_annotation.containsLine(line)) {
return VcsAnnotationLine();
}
return d->m_annotation.line(line);
}
}
#include "moc_vcsannotationmodel.cpp"
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