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Diffstat (limited to 'examples/widgets/itemviews/chart/pieview.h')
| -rw-r--r-- | examples/widgets/itemviews/chart/pieview.h | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/examples/widgets/itemviews/chart/pieview.h b/examples/widgets/itemviews/chart/pieview.h deleted file mode 100644 index f92a443463..0000000000 --- a/examples/widgets/itemviews/chart/pieview.h +++ /dev/null @@ -1,113 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef PIEVIEW_H -#define PIEVIEW_H - -#include <QAbstractItemView> - -//! [0] -class PieView : public QAbstractItemView -{ - Q_OBJECT - -public: - PieView(QWidget *parent = nullptr); - - QRect visualRect(const QModelIndex &index) const override; - void scrollTo(const QModelIndex &index, ScrollHint hint = EnsureVisible) override; - QModelIndex indexAt(const QPoint &point) const override; - -protected slots: - void dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight, - const QList<int> &roles = QList<int>()) override; - void rowsInserted(const QModelIndex &parent, int start, int end) override; - void rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end) override; - -protected: - bool edit(const QModelIndex &index, EditTrigger trigger, QEvent *event) override; - QModelIndex moveCursor(QAbstractItemView::CursorAction cursorAction, - Qt::KeyboardModifiers modifiers) override; - - int horizontalOffset() const override; - int verticalOffset() const override; - - bool isIndexHidden(const QModelIndex &index) const override; - - void setSelection(const QRect&, QItemSelectionModel::SelectionFlags command) override; - - void mousePressEvent(QMouseEvent *event) override; - - void mouseMoveEvent(QMouseEvent *event) override; - void mouseReleaseEvent(QMouseEvent *event) override; - - void paintEvent(QPaintEvent *event) override; - void resizeEvent(QResizeEvent *event) override; - void scrollContentsBy(int dx, int dy) override; - - QRegion visualRegionForSelection(const QItemSelection &selection) const override; - -private: - QRect itemRect(const QModelIndex &item) const; - QRegion itemRegion(const QModelIndex &index) const; - int rows(const QModelIndex &index = QModelIndex()) const; - void updateGeometries() override; - - int margin = 0; - int totalSize = 300; - int pieSize = totalSize - 2 * margin; - int validItems = 0; - double totalValue = 0.0; - QRubberBand *rubberBand = nullptr; - QPoint origin; -}; -//! [0] - -#endif // PIEVIEW_H |