workspace/libs/plasma/plasma.cpp

   1 /*
   2  *   Copyright 2005 by Aaron Seigo <aseigo@kde.org>
   3  *
   4  *   This program is free software; you can redistribute it and/or modify
   5  *   it under the terms of the GNU Library General Public License as
   6  *   published by the Free Software Foundation; either version 2, or
   7  *   (at your option) any later version.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details
  13  *
  14  *   You should have received a copy of the GNU Library General Public
  15  *   License along with this program; if not, write to the
  16  *   Free Software Foundation, Inc.,
  17  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  18  */
  19
  20 #include <plasma.h>
  21
  22 namespace Plasma
  23 {
  24
  25 qreal scalingFactor(ZoomLevel level)
  26 {
  27     switch (level) {
  28     case DesktopZoom:
  29         return 1;
  30         break;
  31     case GroupZoom:
  32         return 0.5;
  33         break;
  34     case OverviewZoom:
  35         return 0.2;
  36         break;
  37     }
  38
  39     // to make odd compilers not warn like silly beasts
  40     return 1;
  41 }
  42
  43 Direction locationToDirection(Location location)
  44 {
  45     switch (location)
  46     {
  47         case Floating:
  48         case Desktop:
  49         case TopEdge:
  50         case FullScreen:
  51             //TODO: should we be smarter for floating and planer?
  52             //      perhaps we should take a QRect and/or QPos as well?
  53             return Down;
  54         case BottomEdge:
  55             return Up;
  56         case LeftEdge:
  57             return Right;
  58         case RightEdge:
  59             return Left;
  60     }
  61
  62     return Down;
  63 }
  64
  65 QPainterPath roundedRectangle(const QRectF& rect, qreal radius)
  66 {
  67     QPainterPath path(QPointF(rect.left(), rect.top() + radius));
  68     path.quadTo(rect.left(), rect.top(), rect.left() + radius, rect.top());         // Top left corner
  69     path.lineTo(rect.right() - radius, rect.top());                                 // Top side
  70     path.quadTo(rect.right(), rect.top(), rect.right(), rect.top() + radius);       // Top right corner
  71     path.lineTo(rect.right(), rect.bottom() - radius);                              // Right side
  72     path.quadTo(rect.right(), rect.bottom(), rect.right() - radius, rect.bottom()); // Bottom right corner
  73     path.lineTo(rect.left() + radius, rect.bottom());                               // Bottom side
  74     path.quadTo(rect.left(), rect.bottom(), rect.left(), rect.bottom() - radius);   // Bottom left corner
  75     path.closeSubpath();
  76
  77     return path;
  78 }
  79
  80 } // Plasma namespace