Some work about adaptive color scheme for Web UI (PR #19901)
http://[316:c51a:62a3:8b9::4]/d4708/qBittorrent/src/branch/adaptive-webui
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106 lines
3.4 KiB
106 lines
3.4 KiB
/* |
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* Bittorrent Client using Qt and libtorrent. |
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* Copyright (C) 2016 Eugene Shalygin |
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* Copyright (C) 2006 Christophe Dumez |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 |
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* of the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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* |
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* In addition, as a special exception, the copyright holders give permission to |
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* link this program with the OpenSSL project's "OpenSSL" library (or with |
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* modified versions of it that use the same license as the "OpenSSL" library), |
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* and distribute the linked executables. You must obey the GNU General Public |
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* License in all respects for all of the code used other than "OpenSSL". If you |
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* modify file(s), you may extend this exception to your version of the file(s), |
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* but you are not obligated to do so. If you do not wish to do so, delete this |
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* exception statement from your version. |
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*/ |
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#ifndef PIECESBAR_H |
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#define PIECESBAR_H |
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#include <QColor> |
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#include <QImage> |
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#include <QWidget> |
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class QHelpEvent; |
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namespace BitTorrent |
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{ |
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class TorrentHandle; |
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} |
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class PiecesBar : public QWidget |
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{ |
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using base = QWidget; |
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Q_OBJECT |
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Q_DISABLE_COPY(PiecesBar) |
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public: |
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explicit PiecesBar(QWidget *parent = nullptr); |
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void setTorrent(const BitTorrent::TorrentHandle *torrent); |
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void setColors(const QColor &background, const QColor &border, const QColor &complete); |
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virtual void clear(); |
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// QObject interface |
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virtual bool event(QEvent*) override; |
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protected: |
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// QWidget interface |
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void enterEvent(QEvent*) override; |
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void leaveEvent(QEvent*) override; |
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void mouseMoveEvent(QMouseEvent*) override; |
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void paintEvent(QPaintEvent*) override; |
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void requestImageUpdate(); |
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QColor backgroundColor() const; |
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QColor borderColor() const; |
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QColor pieceColor() const; |
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const QVector<QRgb> &pieceColors() const; |
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// mix two colors by light model, ratio <0, 1> |
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static QRgb mixTwoColors(QRgb rgb1, QRgb rgb2, float ratio); |
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static constexpr int borderWidth = 1; |
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private: |
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void showToolTip(const QHelpEvent*); |
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void highlightFile(int imagePos); |
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virtual QString simpleToolTipText() const = 0; |
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// draw new image to replace the actual image |
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// returns true if image was successfully updated |
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virtual bool updateImage(QImage &image) = 0; |
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void updatePieceColors(); |
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const BitTorrent::TorrentHandle *m_torrent; |
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QImage m_image; |
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// I used values, because it should be possible to change colors at run time |
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// border color |
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QColor m_borderColor; |
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// background color |
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QColor m_bgColor; |
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// complete piece color |
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QColor m_pieceColor; |
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// buffered 256 levels gradient from bg_color to piece_color |
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QVector<QRgb> m_pieceColors; |
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bool m_hovered; |
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QRect m_highlitedRegion; //!< part of the bar can be highlighted; this rectangle is in the same frame as m_image |
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}; |
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#endif // PIECESBAR_H
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