378a4f8fe4
An effect which visualy animates when a mouse button is pressed or released. REVIEW: 105780 BUG: 309006 FIXED-IN: 4.10
141 lines
3.9 KiB
C++
141 lines
3.9 KiB
C++
/********************************************************************
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KWin - the KDE window manager
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This file is part of the KDE project.
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Copyright (C) 2012 Filip Wieladek <wattos@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#ifndef KWIN_MOUSECLICK_H
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#define KWIN_MOUSECLICK_H
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#include <kwineffects.h>
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#include <kwinglutils.h>
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#include <kwinxrenderutils.h>
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#include <KLocalizedString>
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namespace KWin
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{
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#define BUTTON_COUNT 3
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class MouseEvent
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{
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public:
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int m_button;
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QPoint m_pos;
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int m_time;
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EffectFrame* m_frame;
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bool m_press;
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public:
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MouseEvent(int button, QPoint point, int time, EffectFrame* frame, bool press)
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: m_button(button),
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m_pos(point),
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m_time(time),
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m_frame(frame),
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m_press(press)
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{};
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~MouseEvent()
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{
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delete m_frame;
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}
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};
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class MouseButton
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{
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public:
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QString m_labelUp;
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QString m_labelDown;
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Qt::MouseButtons m_button;
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bool m_isPressed;
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int m_time;
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public:
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MouseButton(QString label, Qt::MouseButtons button)
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: m_labelUp(label),
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m_labelDown(label),
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m_button(button),
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m_isPressed(false),
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m_time(0)
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{
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m_labelDown.append(i18n("↓"));
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m_labelUp.append(i18n("↑"));
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};
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inline void setPressed(bool pressed)
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{
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if (m_isPressed != pressed) {
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m_isPressed = pressed;
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if (pressed)
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m_time = 0;
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}
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}
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};
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class MouseClickEffect
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: public Effect
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{
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Q_OBJECT
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public:
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MouseClickEffect();
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~MouseClickEffect();
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virtual void reconfigure(ReconfigureFlags);
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virtual void prePaintScreen(ScreenPrePaintData& data, int time);
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virtual void paintScreen(int mask, QRegion region, ScreenPaintData& data);
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virtual void postPaintScreen();
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virtual bool isActive() const;
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static bool supported();
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private slots:
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void toggleEnabled();
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void slotMouseChanged(const QPoint& pos, const QPoint& old,
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Qt::MouseButtons buttons, Qt::MouseButtons oldbuttons,
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Qt::KeyboardModifiers modifiers, Qt::KeyboardModifiers oldmodifiers);
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private:
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EffectFrame* createEffectFrame(const QPoint& pos, const QString& text);
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inline void drawCircle(const QColor& color, float cx, float cy, float r);
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inline void paintScreenSetup(int mask, QRegion region, ScreenPaintData& data);
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inline void paintScreenFinish(int mask, QRegion region, ScreenPaintData& data);
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inline bool isReleased(Qt::MouseButtons button, Qt::MouseButtons buttons, Qt::MouseButtons oldButtons);
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inline bool isPressed(Qt::MouseButtons button, Qt::MouseButtons buttons, Qt::MouseButtons oldButtons);
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inline float computeRadius(const MouseEvent* click, int ring);
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inline float computeAlpha(const MouseEvent* click, int ring);
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void repaint();
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void drawCircleGl(const QColor& color, float cx, float cy, float r);
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void paintScreenSetupGl(int mask, QRegion region, ScreenPaintData& data);
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void paintScreenFinishGl(int mask, QRegion region, ScreenPaintData& data);
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QColor m_colors[BUTTON_COUNT];
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int m_ringCount;
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float m_lineWidth;
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float m_ringLife;
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float m_ringMaxSize;
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bool m_showText;
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QFont m_font;
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QList<MouseEvent*> m_clicks;
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MouseButton* m_buttons[BUTTON_COUNT];
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bool m_enabled;
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};
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} // namespace
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#endif
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