plasma-framework/plasma.cpp

/*
 *   Copyright 2005 by Aaron Seigo <aseigo@kde.org>
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU Library General Public License as
 *   published by the Free Software Foundation; either version 2, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details
 *
 *   You should have received a copy of the GNU Library General Public
 *   License along with this program; if not, write to the
 *   Free Software Foundation, Inc.,
 *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

#include <plasma.h>

namespace Plasma
{

qreal scalingFactor(ZoomLevel level)
{
    switch (level) {
    case DesktopZoom:
        return 1;
        break;
    case GroupZoom:
        return 0.5;
        break;
    case OverviewZoom:
        return 0.2;
        break;
    }

    // to make odd compilers not warn like silly beasts
    return 1;
}

Direction locationToDirection(Location location)
{
    switch (location)
    {
        case Floating:
        case Desktop:
        case TopEdge:
        case FullScreen:
            //TODO: should we be smarter for floating and planer?
            //      perhaps we should take a QRect and/or QPos as well?
            return Down;
        case BottomEdge:
            return Up;
        case LeftEdge:
            return Right;
        case RightEdge:
            return Left;
    }

    return Down;
}

QPainterPath roundedRectangle(const QRectF& rect, qreal radius)
{
    QPainterPath path(QPointF(rect.left(), rect.top() + radius));
    path.quadTo(rect.left(), rect.top(), rect.left() + radius, rect.top());         // Top left corner
    path.lineTo(rect.right() - radius, rect.top());                                 // Top side
    path.quadTo(rect.right(), rect.top(), rect.right(), rect.top() + radius);       // Top right corner
    path.lineTo(rect.right(), rect.bottom() - radius);                              // Right side
    path.quadTo(rect.right(), rect.bottom(), rect.right() - radius, rect.bottom()); // Bottom right corner
    path.lineTo(rect.left() + radius, rect.bottom());                               // Bottom side
    path.quadTo(rect.left(), rect.bottom(), rect.left(), rect.bottom() - radius);   // Bottom left corner
    path.closeSubpath();

    return path;
}

} // Plasma namespace