2007-11-27 19:40:25 +00:00
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/********************************************************************
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2007-04-29 17:35:43 +00:00
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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) 2006 Lubos Lunak <l.lunak@kde.org>
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2007-11-13 16:20:52 +00:00
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Copyright (C) 2007 Christian Nitschkowski <christian.nitschkowski@kdemail.net>
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2007-04-29 17:35:43 +00:00
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2007-11-27 19:40:25 +00:00
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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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2007-04-29 17:35:43 +00:00
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#include "mousemark.h"
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2012-09-12 17:14:30 +00:00
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// KConfigSkeleton
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#include "mousemarkconfig.h"
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2013-08-14 19:13:12 +00:00
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#include <QAction>
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2007-12-17 14:14:53 +00:00
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#include <kwinconfig.h>
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2010-12-12 13:51:56 +00:00
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#include <kwinglutils.h>
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2014-03-17 15:24:10 +00:00
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#include <KGlobalAccel>
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#include <KLocalizedString>
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2007-04-29 17:35:43 +00:00
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2013-06-24 06:08:55 +00:00
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#include <QPainter>
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2007-04-29 17:35:43 +00:00
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#include <math.h>
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2013-01-29 07:20:53 +00:00
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#ifdef KWIN_HAVE_XRENDER_COMPOSITING
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#include <xcb/render.h>
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#endif
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2007-04-29 17:35:43 +00:00
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namespace KWin
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{
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2008-01-08 16:21:04 +00:00
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#define NULL_POINT (QPoint( -1, -1 )) // null point is (0,0), which is valid :-/
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2007-04-29 17:35:43 +00:00
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MouseMarkEffect::MouseMarkEffect()
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2011-01-30 14:34:42 +00:00
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{
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2013-12-10 10:45:33 +00:00
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QAction* a = new QAction(this);
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a->setObjectName(QStringLiteral("ClearMouseMarks"));
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2011-01-30 14:34:42 +00:00
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a->setText(i18n("Clear All Mouse Marks"));
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2013-08-14 19:13:12 +00:00
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KGlobalAccel::self()->setDefaultShortcut(a, QList<QKeySequence>() << Qt::SHIFT + Qt::META + Qt::Key_F11);
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KGlobalAccel::self()->setShortcut(a, QList<QKeySequence>() << Qt::SHIFT + Qt::META + Qt::Key_F11);
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2013-07-10 10:26:50 +00:00
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effects->registerGlobalShortcut(Qt::SHIFT + Qt::META + Qt::Key_F11, a);
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2011-01-30 14:34:42 +00:00
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connect(a, SIGNAL(triggered(bool)), this, SLOT(clear()));
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2013-12-10 10:45:33 +00:00
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a = new QAction(this);
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a->setObjectName(QStringLiteral("ClearLastMouseMark"));
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2011-01-30 14:34:42 +00:00
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a->setText(i18n("Clear Last Mouse Mark"));
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2013-08-14 19:13:12 +00:00
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KGlobalAccel::self()->setDefaultShortcut(a, QList<QKeySequence>() << Qt::SHIFT + Qt::META + Qt::Key_F12);
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KGlobalAccel::self()->setShortcut(a, QList<QKeySequence>() << Qt::SHIFT + Qt::META + Qt::Key_F12);
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2013-07-10 10:26:50 +00:00
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effects->registerGlobalShortcut(Qt::SHIFT + Qt::META + Qt::Key_F12, a);
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2011-01-30 14:34:42 +00:00
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connect(a, SIGNAL(triggered(bool)), this, SLOT(clearLast()));
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2013-08-14 19:13:12 +00:00
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2011-03-12 13:37:30 +00:00
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connect(effects, SIGNAL(mouseChanged(QPoint,QPoint,Qt::MouseButtons,Qt::MouseButtons,Qt::KeyboardModifiers,Qt::KeyboardModifiers)),
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this, SLOT(slotMouseChanged(QPoint,QPoint,Qt::MouseButtons,Qt::MouseButtons,Qt::KeyboardModifiers,Qt::KeyboardModifiers)));
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2013-01-30 12:07:59 +00:00
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connect(effects, SIGNAL(screenLockingChanged(bool)), SLOT(screenLockingChanged(bool)));
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2011-01-30 14:34:42 +00:00
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reconfigure(ReconfigureAll);
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2008-10-02 09:27:32 +00:00
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arrow_start = NULL_POINT;
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2009-02-01 15:16:52 +00:00
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effects->startMousePolling(); // We require it to detect activation as well
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2011-01-30 14:34:42 +00:00
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}
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2009-02-01 15:16:52 +00:00
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MouseMarkEffect::~MouseMarkEffect()
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2011-01-30 14:34:42 +00:00
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{
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2009-02-01 15:16:52 +00:00
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effects->stopMousePolling();
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2011-01-30 14:34:42 +00:00
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}
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2007-11-24 14:23:04 +00:00
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2012-04-19 18:25:27 +00:00
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static int width_2 = 1;
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2011-01-30 14:34:42 +00:00
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void MouseMarkEffect::reconfigure(ReconfigureFlags)
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{
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2014-03-25 15:29:03 +00:00
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MouseMarkConfig::self()->read();
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2012-09-12 17:14:30 +00:00
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width = MouseMarkConfig::lineWidth();
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2012-04-19 18:25:27 +00:00
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width_2 = width / 2;
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2012-09-12 17:14:30 +00:00
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color = MouseMarkConfig::color();
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2010-12-12 13:51:56 +00:00
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color.setAlphaF(1.0);
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2011-01-30 14:34:42 +00:00
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}
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2007-04-29 17:35:43 +00:00
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2012-04-19 18:25:27 +00:00
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#ifdef KWIN_HAVE_XRENDER_COMPOSITING
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2013-01-29 07:20:53 +00:00
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void MouseMarkEffect::addRect(const QPoint &p1, const QPoint &p2, xcb_rectangle_t *r, xcb_render_color_t *c)
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2012-04-19 18:25:27 +00:00
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{
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r->x = qMin(p1.x(), p2.x()) - width_2;
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r->y = qMin(p1.y(), p2.y()) - width_2;
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r->width = qAbs(p1.x()-p2.x()) + 1 + width_2;
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r->height = qAbs(p1.y()-p2.y()) + 1 + width_2;
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// fast move -> large rect, <strike>tess...</strike> interpolate a line
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if (r->width > 3*width/2 && r->height > 3*width/2) {
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const int n = sqrt(r->width*r->width + r->height*r->height) / width;
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2013-01-29 07:20:53 +00:00
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xcb_rectangle_t *rects = new xcb_rectangle_t[n-1];
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2012-04-19 18:25:27 +00:00
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const int w = p1.x() < p2.x() ? r->width : -r->width;
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const int h = p1.y() < p2.y() ? r->height : -r->height;
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for (int i = 1; i < n; ++i) {
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rects[i-1].x = p1.x() + i*w/n;
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rects[i-1].y = p1.y() + i*h/n;
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rects[i-1].width = rects[i-1].height = width;
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}
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2013-01-29 07:20:53 +00:00
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xcb_render_fill_rectangles(connection(), XCB_RENDER_PICT_OP_SRC, effects->xrenderBufferPicture(), *c, n - 1, rects);
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2012-04-19 18:25:27 +00:00
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delete [] rects;
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r->x = p1.x();
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r->y = p1.y();
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r->width = r->height = width;
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}
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}
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#endif
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2011-01-30 14:34:42 +00:00
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void MouseMarkEffect::paintScreen(int mask, QRegion region, ScreenPaintData& data)
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{
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effects->paintScreen(mask, region, data); // paint normal screen
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if (marks.isEmpty() && drawing.isEmpty())
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2007-04-29 17:35:43 +00:00
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return;
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2012-09-20 09:33:32 +00:00
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if ( effects->isOpenGLCompositing()) {
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2010-12-12 13:51:56 +00:00
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#ifndef KWIN_HAVE_OPENGLES
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2012-04-19 18:25:27 +00:00
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glEnable(GL_LINE_SMOOTH);
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2010-12-12 13:51:56 +00:00
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#endif
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2012-04-19 18:25:27 +00:00
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glLineWidth(width);
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GLVertexBuffer *vbo = GLVertexBuffer::streamingBuffer();
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vbo->reset();
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vbo->setUseColor(true);
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vbo->setColor(color);
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2012-09-21 09:25:08 +00:00
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ShaderBinder binder(ShaderManager::ColorShader);
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2012-04-19 18:25:27 +00:00
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QVector<float> verts;
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foreach (const Mark & mark, marks) {
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verts.clear();
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verts.reserve(mark.size() * 2);
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foreach (const QPoint & p, mark) {
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verts << p.x() << p.y();
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}
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vbo->setData(verts.size() / 2, 2, verts.data(), NULL);
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vbo->render(GL_LINE_STRIP);
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}
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if (!drawing.isEmpty()) {
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verts.clear();
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verts.reserve(drawing.size() * 2);
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foreach (const QPoint & p, drawing) {
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verts << p.x() << p.y();
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}
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vbo->setData(verts.size() / 2, 2, verts.data(), NULL);
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vbo->render(GL_LINE_STRIP);
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2007-04-29 17:35:43 +00:00
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}
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2012-04-19 18:25:27 +00:00
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glLineWidth(1.0);
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#ifndef KWIN_HAVE_OPENGLES
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glDisable(GL_LINE_SMOOTH);
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#endif
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2010-12-12 13:51:56 +00:00
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}
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2012-04-19 18:25:27 +00:00
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#ifdef KWIN_HAVE_XRENDER_COMPOSITING
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if ( effects->compositingType() == XRenderCompositing) {
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2013-02-12 09:57:27 +00:00
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xcb_render_color_t c = preMultiply(color);
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2012-04-19 18:25:27 +00:00
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for (int i = 0; i < marks.count(); ++i) {
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const int n = marks[i].count() - 1;
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if (n > 0) {
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2013-01-29 07:20:53 +00:00
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xcb_rectangle_t *rects = new xcb_rectangle_t[n];
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2012-04-19 18:25:27 +00:00
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for (int j = 0; j < marks[i].count()-1; ++j) {
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addRect(marks[i][j], marks[i][j+1], &rects[j], &c);
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}
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2013-01-29 07:20:53 +00:00
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xcb_render_fill_rectangles(connection(), XCB_RENDER_PICT_OP_SRC, effects->xrenderBufferPicture(), c, n, rects);
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2012-04-19 18:25:27 +00:00
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delete [] rects;
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}
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}
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const int n = drawing.count() - 1;
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if (n > 0) {
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2013-01-29 07:20:53 +00:00
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xcb_rectangle_t *rects = new xcb_rectangle_t[n];
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2012-04-19 18:25:27 +00:00
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for (int i = 0; i < n; ++i)
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addRect(drawing[i], drawing[i+1], &rects[i], &c);
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2013-01-29 07:20:53 +00:00
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xcb_render_fill_rectangles(connection(), XCB_RENDER_PICT_OP_SRC, effects->xrenderBufferPicture(), c, n, rects);
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2012-04-19 18:25:27 +00:00
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delete [] rects;
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}
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2010-12-12 13:51:56 +00:00
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}
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#endif
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2013-06-24 06:08:55 +00:00
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if (effects->compositingType() == QPainterCompositing) {
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QPainter *painter = effects->scenePainter();
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painter->save();
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QPen pen(color);
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pen.setWidth(width);
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painter->setPen(pen);
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foreach (const Mark &mark, marks) {
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drawMark(painter, mark);
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}
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drawMark(painter, drawing);
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painter->restore();
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}
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}
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void MouseMarkEffect::drawMark(QPainter *painter, const Mark &mark)
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{
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if (mark.count() <= 1) {
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return;
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}
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for (int i = 0; i < mark.count() - 1; ++i) {
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painter->drawLine(mark[i], mark[i+1]);
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}
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2011-01-30 14:34:42 +00:00
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}
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2007-04-29 17:35:43 +00:00
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2011-03-12 13:37:30 +00:00
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void MouseMarkEffect::slotMouseChanged(const QPoint& pos, const QPoint&,
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2011-01-30 14:34:42 +00:00
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Qt::MouseButtons, Qt::MouseButtons,
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Qt::KeyboardModifiers modifiers, Qt::KeyboardModifiers)
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{
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if (modifiers == (Qt::META | Qt::SHIFT | Qt::CTRL)) { // start/finish arrow
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if (arrow_start != NULL_POINT) {
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marks.append(createArrow(arrow_start, pos));
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2008-01-08 16:21:04 +00:00
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arrow_start = NULL_POINT;
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effects->addRepaintFull();
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return;
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2011-01-30 14:34:42 +00:00
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} else
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2008-01-08 16:21:04 +00:00
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arrow_start = pos;
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2011-01-30 14:34:42 +00:00
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}
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if (arrow_start != NULL_POINT)
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2008-01-08 16:21:04 +00:00
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return;
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2008-01-08 16:23:56 +00:00
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// TODO the shortcuts now trigger this right before they're activated
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2011-01-30 14:34:42 +00:00
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if (modifiers == (Qt::META | Qt::SHIFT)) { // activated
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if (drawing.isEmpty())
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drawing.append(pos);
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if (drawing.last() == pos)
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2007-04-29 17:35:43 +00:00
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return;
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QPoint pos2 = drawing.last();
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2011-01-30 14:34:42 +00:00
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drawing.append(pos);
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QRect repaint = QRect(qMin(pos.x(), pos2.x()), qMin(pos.y(), pos2.y()),
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qMax(pos.x(), pos2.x()), qMax(pos.y(), pos2.y()));
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repaint.adjust(-width, -width, width, width);
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effects->addRepaint(repaint);
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} else if (!drawing.isEmpty()) {
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marks.append(drawing);
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2007-04-29 17:35:43 +00:00
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drawing.clear();
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}
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2011-01-30 14:34:42 +00:00
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}
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2007-04-29 17:35:43 +00:00
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void MouseMarkEffect::clear()
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2011-01-30 14:34:42 +00:00
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{
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2007-04-29 17:35:43 +00:00
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drawing.clear();
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marks.clear();
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effects->addRepaintFull();
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2011-01-30 14:34:42 +00:00
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}
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2007-04-29 17:35:43 +00:00
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2008-01-08 16:23:56 +00:00
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void MouseMarkEffect::clearLast()
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2011-01-30 14:34:42 +00:00
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{
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if (arrow_start != NULL_POINT) {
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2008-01-08 16:23:56 +00:00
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arrow_start = NULL_POINT;
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2011-01-30 14:34:42 +00:00
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} else if (!drawing.isEmpty()) {
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2008-01-08 16:23:56 +00:00
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drawing.clear();
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effects->addRepaintFull();
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2011-01-30 14:34:42 +00:00
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} else if (!marks.isEmpty()) {
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2008-01-08 16:23:56 +00:00
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marks.pop_back();
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effects->addRepaintFull();
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}
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2011-01-30 14:34:42 +00:00
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}
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2008-01-08 16:23:56 +00:00
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2011-01-30 14:34:42 +00:00
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MouseMarkEffect::Mark MouseMarkEffect::createArrow(QPoint arrow_start, QPoint arrow_end)
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{
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2008-01-08 16:21:04 +00:00
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Mark ret;
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2011-01-30 14:34:42 +00:00
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double angle = atan2((double)(arrow_end.y() - arrow_start.y()), (double)(arrow_end.x() - arrow_start.x()));
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ret += arrow_start + QPoint(50 * cos(angle + M_PI / 6),
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50 * sin(angle + M_PI / 6)); // right one
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2008-01-08 16:21:04 +00:00
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ret += arrow_start;
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ret += arrow_end;
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ret += arrow_start; // it's connected lines, so go back with the middle one
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2011-01-30 14:34:42 +00:00
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ret += arrow_start + QPoint(50 * cos(angle - M_PI / 6),
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50 * sin(angle - M_PI / 6)); // left one
|
2008-01-08 16:21:04 +00:00
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|
return ret;
|
2011-01-30 14:34:42 +00:00
|
|
|
}
|
|
|
|
|
2013-01-30 12:07:59 +00:00
|
|
|
void MouseMarkEffect::screenLockingChanged(bool locked)
|
|
|
|
{
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|
|
|
if (!marks.isEmpty() || !drawing.isEmpty()) {
|
|
|
|
effects->addRepaintFull();
|
|
|
|
}
|
|
|
|
// disable mouse polling while screen is locked.
|
|
|
|
if (locked) {
|
|
|
|
effects->stopMousePolling();
|
|
|
|
} else {
|
|
|
|
effects->startMousePolling();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2011-08-27 09:21:31 +00:00
|
|
|
bool MouseMarkEffect::isActive() const
|
|
|
|
{
|
2013-01-30 12:07:59 +00:00
|
|
|
return (!marks.isEmpty() || !drawing.isEmpty()) && !effects->isScreenLocked();
|
2011-08-27 09:21:31 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
2007-04-29 17:35:43 +00:00
|
|
|
} // namespace
|
|
|
|
|
|
|
|
#include "mousemark.moc"
|