Dogcows Code - chaz/openbox/blob - otk/rendercontrol.cc

   1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
   2
   3 #ifdef    HAVE_CONFIG_H
   4 #  include "../config.h"
   5 #endif // HAVE_CONFIG_H
   6
   7 #include "rendercontrol.hh"
   8 #include "truerendercontrol.hh"
   9 #include "rendertexture.hh"
  10 #include "rendercolor.hh"
  11 #include "display.hh"
  12 #include "screeninfo.hh"
  13 #include "surface.hh"
  14 #include "font.hh"
  15 #include "ustring.hh"
  16
  17 extern "C" {
  18 #ifdef    HAVE_STDLIB_H
  19 #  include <stdlib.h>
  20 #endif // HAVE_STDLIB_H
  21
  22 #include "gettext.h"
  23 #define _(str) gettext(str)
  24 }
  25
  26 namespace otk {
  27
  28 RenderControl *RenderControl::getRenderControl(int screen)
  29 {
  30   // get the visual on the screen and return the correct type of RenderControl
  31   int vclass = display->screenInfo(screen)->visual()->c_class;
  32   switch (vclass) {
  33   case TrueColor:
  34     return new TrueRenderControl(screen);
  35   case PseudoColor:
  36   case StaticColor:
  37 //    return new PseudoRenderControl(screen);
  38   case GrayScale:
  39   case StaticGray:
  40 //    return new GrayRenderControl(screen);
  41   default:
  42     printf(_("RenderControl: Unsupported visual %d specified. Aborting.\n"),
  43            vclass);
  44     ::exit(1);
  45   }
  46 }
  47
  48 RenderControl::RenderControl(int screen)
  49   : _screen(screen)
  50 {
  51   printf("Initializing RenderControl\n");
  52
  53
  54 }
  55
  56 RenderControl::~RenderControl()
  57 {
  58   printf("Destroying RenderControl\n");
  59
  60
  61 }
  62
  63 void RenderControl::drawString(Surface& sf, const Font &font, int x, int y,
  64                                const RenderColor &color,
  65                                const ustring &string) const
  66 {
  67   assert(sf._screen == _screen);
  68   XftDraw *d = sf._xftdraw;
  69   assert(d); // this means that the background hasn't been rendered yet!
  70
  71   if (font._shadow) {
  72     XftColor c;
  73     c.color.red = 0;
  74     c.color.green = 0;
  75     c.color.blue = 0;
  76     c.color.alpha = font._tint | font._tint << 8; // transparent shadow
  77     c.pixel = BlackPixel(**display, _screen);
  78
  79     if (string.utf8())
  80       XftDrawStringUtf8(d, &c, font._xftfont, x + font._offset,
  81                         font._xftfont->ascent + y + font._offset,
  82                         (FcChar8*)string.c_str(), string.bytes());
  83     else
  84       XftDrawString8(d, &c, font._xftfont, x + font._offset,
  85                      font._xftfont->ascent + y + font._offset,
  86                      (FcChar8*)string.c_str(), string.bytes());
  87   }
  88
  89   XftColor c;
  90   c.color.red = color.red() | color.red() << 8;
  91   c.color.green = color.green() | color.green() << 8;
  92   c.color.blue = color.blue() | color.blue() << 8;
  93   c.pixel = color.pixel();
  94   c.color.alpha = 0xff | 0xff << 8; // no transparency in Color yet
  95
  96   if (string.utf8())
  97     XftDrawStringUtf8(d, &c, font._xftfont, x, font._xftfont->ascent + y,
  98                       (FcChar8*)string.c_str(), string.bytes());
  99   else
 100     XftDrawString8(d, &c, font._xftfont, x, font._xftfont->ascent + y,
 101                    (FcChar8*)string.c_str(), string.bytes());
 102
 103   return;
 104 }
 105
 106 void RenderControl::drawSolidBackground(Surface& sf,
 107                                         const RenderTexture& texture) const
 108 {
 109   assert(_screen == sf._screen);
 110   assert(_screen == texture.color().screen());
 111
 112   if (texture.parentRelative()) return;
 113
 114   sf.setPixmap(texture.color());
 115
 116   int width = sf.width(), height = sf.height();
 117   int left = 0, top = 0, right = width - 1, bottom = height - 1;
 118
 119   if (texture.interlaced())
 120     for (int i = 0; i < height; i += 2)
 121       XDrawLine(**display, sf.pixmap(), texture.interlaceColor().gc(),
 122                 0, i, width, i);
 123
 124   switch (texture.relief()) {
 125   case RenderTexture::Raised:
 126     switch (texture.bevel()) {
 127     case RenderTexture::Bevel1:
 128       XDrawLine(**display, sf.pixmap(), texture.bevelDarkColor().gc(),
 129                 left, bottom, right, bottom);
 130       XDrawLine(**display, sf.pixmap(), texture.bevelDarkColor().gc(),
 131                 right, bottom, right, top);
 132
 133       XDrawLine(**display, sf.pixmap(), texture.bevelLightColor().gc(),
 134                 left, top, right, top);
 135       XDrawLine(**display, sf.pixmap(), texture.bevelLightColor().gc(),
 136                 left, bottom, left, top);
 137       break;
 138     case RenderTexture::Bevel2:
 139       XDrawLine(**display, sf.pixmap(), texture.bevelDarkColor().gc(),
 140                 left + 1, bottom - 2, right - 2, bottom - 2);
 141       XDrawLine(**display, sf.pixmap(), texture.bevelDarkColor().gc(),
 142                 right - 2, bottom - 2, right - 2, top + 1);
 143
 144       XDrawLine(**display, sf.pixmap(), texture.bevelLightColor().gc(),
 145                 left + 1, top + 1, right - 2, top + 1);
 146       XDrawLine(**display, sf.pixmap(), texture.bevelLightColor().gc(),
 147                 left + 1, bottom - 2, left + 1, top + 1);
 148       break;
 149     default:
 150       assert(false); // unhandled RenderTexture::BevelType
 151     }
 152     break;
 153   case RenderTexture::Sunken:
 154     switch (texture.bevel()) {
 155     case RenderTexture::Bevel1:
 156       XDrawLine(**display, sf.pixmap(), texture.bevelLightColor().gc(),
 157                 left, bottom, right, bottom);
 158       XDrawLine(**display, sf.pixmap(), texture.bevelLightColor().gc(),
 159                 right, bottom, right, top);
 160
 161       XDrawLine(**display, sf.pixmap(), texture.bevelDarkColor().gc(),
 162                 left, top, right, top);
 163       XDrawLine(**display, sf.pixmap(), texture.bevelDarkColor().gc(),
 164                 left, bottom, left, top);
 165       break;
 166     case RenderTexture::Bevel2:
 167       XDrawLine(**display, sf.pixmap(), texture.bevelLightColor().gc(),
 168                 left + 1, bottom - 2, right - 2, bottom - 2);
 169       XDrawLine(**display, sf.pixmap(), texture.bevelLightColor().gc(),
 170                 right - 2, bottom - 2, right - 2, top + 1);
 171
 172       XDrawLine(**display, sf.pixmap(), texture.bevelDarkColor().gc(),
 173                 left + 1, top + 1, right - 2, top + 1);
 174       XDrawLine(**display, sf.pixmap(), texture.bevelDarkColor().gc(),
 175                 left + 1, bottom - 2, left + 1, top + 1);
 176       break;
 177     default:
 178       assert(false); // unhandled RenderTexture::BevelType
 179     }
 180     break;
 181   case RenderTexture::Flat:
 182     if (texture.border())
 183       XDrawRectangle(**display, sf.pixmap(), texture.borderColor().gc(),
 184                      left, top, right, bottom);
 185     break;
 186   default:
 187     assert(false); // unhandled RenderTexture::ReliefType
 188   }
 189 }
 190
 191 }