mirror of
https://invent.kde.org/graphics/okular
synced 2024-07-05 00:58:46 +00:00
79 lines
2.4 KiB
C++
79 lines
2.4 KiB
C++
/*
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SPDX-FileCopyrightText: 2006 Pino Toscano <pino@kde.org>
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SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "pageitemdelegate.h"
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// qt/kde includes
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#include <QApplication>
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#include <QModelIndex>
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#include <QTextDocument>
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#include <QVariant>
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// local includes
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#include "gui/tocmodel.h"
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#include "settings.h"
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#define PAGEITEMDELEGATE_INTERNALMARGIN 3
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class PageItemDelegate::Private
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{
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public:
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Private()
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{
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}
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QModelIndex index;
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};
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PageItemDelegate::PageItemDelegate(QObject *parent)
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: QItemDelegate(parent)
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, d(new Private)
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{
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}
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PageItemDelegate::~PageItemDelegate()
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{
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delete d;
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}
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void PageItemDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
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{
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d->index = index;
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QItemDelegate::paint(painter, option, index);
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}
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void PageItemDelegate::drawDisplay(QPainter *painter, const QStyleOptionViewItem &option, const QRect &rect, const QString &text) const
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{
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QVariant pageVariant = d->index.data(TOCModel::PageRole);
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QVariant labelVariant = d->index.data(TOCModel::PageLabelRole);
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if ((labelVariant.type() != QVariant::String && !pageVariant.canConvert(QVariant::String)) || !Okular::Settings::tocPageColumn()) {
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QItemDelegate::drawDisplay(painter, option, rect, text);
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return;
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}
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QString label = labelVariant.toString();
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QString page = label.isEmpty() ? pageVariant.toString() : label;
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QTextDocument document;
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document.setPlainText(page);
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document.setDefaultFont(option.font);
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int margindelta = QApplication::style()->pixelMetric(QStyle::PM_FocusFrameHMargin) + 1;
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int pageRectWidth = (int)document.size().width();
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QRect newRect(rect);
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QRect pageRect(rect);
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pageRect.setWidth(pageRectWidth + 2 * margindelta);
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newRect.setWidth(newRect.width() - pageRectWidth - PAGEITEMDELEGATE_INTERNALMARGIN);
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if (option.direction == Qt::RightToLeft) {
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newRect.translate(pageRectWidth + PAGEITEMDELEGATE_INTERNALMARGIN, 0);
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} else {
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pageRect.translate(newRect.width() + PAGEITEMDELEGATE_INTERNALMARGIN - 2 * margindelta, 0);
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}
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QItemDelegate::drawDisplay(painter, option, newRect, text);
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QStyleOptionViewItem newoption(option);
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newoption.displayAlignment = (option.displayAlignment & ~Qt::AlignHorizontal_Mask) | Qt::AlignRight;
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QItemDelegate::drawDisplay(painter, newoption, pageRect, page);
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}
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#include "moc_pageitemdelegate.cpp"
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