src/bin/engine_gl_x11.c

   1 #include "main.h"
   2
   3 #include <X11/Xlib.h>
   4 #include <X11/Xutil.h>
   5 #include <Evas_Engine_GL_X11.h>
   6
   7 static Display *disp = NULL;
   8 static Window win = 0;
   9 static int first_expose = 0;
  10
  11 Eina_Bool
  12 engine_gl_x11_args(const char *engine, int width, int height)
  13 {
  14    XSetWindowAttributes attr;
  15    XClassHint chint;
  16    XSizeHints szhints;
  17    Evas_Engine_Info_GL_X11 *einfo;
  18    int i;
  19
  20    disp = XOpenDisplay(NULL);
  21    if (!disp) return EINA_FALSE;
  22
  23    evas_output_method_set(evas, evas_render_method_lookup("gl_x11"));
  24    einfo = (Evas_Engine_Info_GL_X11 *)evas_engine_info_get(evas);
  25    if (!einfo)
  26      {
  27         printf("Evas does not support the OpenGL X11 Engine\n");
  28         goto close_display;
  29      }
  30
  31    einfo->info.display = disp;
  32    einfo->info.screen = DefaultScreen(einfo->info.display);
  33    einfo->info.visual = einfo->func.best_visual_get(einfo);
  34    einfo->info.colormap = einfo->func.best_colormap_get(einfo);
  35    einfo->info.depth = einfo->func.best_depth_get(einfo);
  36    attr.backing_store = NotUseful;
  37    attr.colormap = einfo->info.colormap;
  38    attr.border_pixel = 0;
  39    attr.background_pixmap = None;
  40    attr.event_mask =
  41      ExposureMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask |
  42      StructureNotifyMask | EnterWindowMask | LeaveWindowMask |
  43      KeyPressMask | KeyReleaseMask;
  44    attr.bit_gravity = ForgetGravity;
  45    win = XCreateWindow(disp, DefaultRootWindow(disp),
  46                        0, 0, width, height, 0,
  47                        einfo->info.depth, InputOutput,
  48                        einfo->info.visual,
  49                        CWBackingStore | CWColormap |
  50                        CWBackPixmap | CWBorderPixel |
  51                        CWBitGravity | CWEventMask,
  52                        &attr);
  53    if (!win)
  54      goto close_display;
  55
  56    einfo->info.drawable = win;
  57    if (!evas_engine_info_set(evas, (Evas_Engine_Info *) einfo))
  58      {
  59         printf("Evas can not setup the informations of the OpenGL X11 Engine\n");
  60         goto destroy_window;
  61      }
  62
  63    XStoreName(disp, win, "Expedite - Evas Test Suite");
  64    chint.res_name = "expedite";
  65    chint.res_class = "Expedite";
  66    XSetClassHint(disp, win, &chint);
  67    szhints.flags = PMinSize | PMaxSize | PSize | USSize;
  68    szhints.min_width = szhints.max_width = width;
  69    szhints.min_height = szhints.max_height = height;
  70    XSetWMNormalHints(disp, win, &szhints);
  71    XMapWindow(disp, win);
  72    XSync(disp, False);
  73    while (!first_expose)
  74      engine_gl_x11_loop();
  75    return EINA_TRUE;
  76
  77  destroy_window:
  78    XDestroyWindow(disp, win);
  79  close_display:
  80    XCloseDisplay(disp);
  81
  82    return EINA_FALSE;
  83 }
  84
  85 void
  86 engine_gl_x11_loop(void)
  87 {
  88    XEvent ev;
  89    KeySym ks;
  90    char *kstr;
  91
  92    again:
  93    if (!XCheckMaskEvent(disp,
  94                         ExposureMask |
  95                         StructureNotifyMask |
  96                         KeyPressMask |
  97                         KeyReleaseMask |
  98                         ButtonPressMask |
  99                         ButtonReleaseMask |
 100                         PointerMotionMask |
 101                         EnterWindowMask |
 102                         LeaveWindowMask, &ev))
 103      return;
 104    switch (ev.type)
 105      {
 106       case ButtonPress:
 107         evas_event_feed_mouse_move(evas, ev.xbutton.x, ev.xbutton.y, 0, NULL);
 108         evas_event_feed_mouse_down(evas, ev.xbutton.button, EVAS_BUTTON_NONE, 0, NULL);
 109         break;
 110       case ButtonRelease:
 111         evas_event_feed_mouse_move(evas, ev.xbutton.x, ev.xbutton.y, 0, NULL);
 112         evas_event_feed_mouse_up(evas, ev.xbutton.button, EVAS_BUTTON_NONE, 0, NULL);
 113         break;
 114       case MotionNotify:
 115         evas_event_feed_mouse_move(evas, ev.xmotion.x, ev.xmotion.y, 0, NULL);
 116         break;
 117       case Expose:
 118         first_expose = 1;
 119         evas_damage_rectangle_add(evas,
 120                                   ev.xexpose.x,
 121                                   ev.xexpose.y,
 122                                   ev.xexpose.width,
 123                                   ev.xexpose.height);
 124         break;
 125       case ConfigureNotify:
 126         evas_output_viewport_set(evas, 0, 0,
 127                                  ev.xconfigure.width,
 128                                  ev.xconfigure.height);
 129         evas_output_size_set(evas,
 130                              ev.xconfigure.width,
 131                              ev.xconfigure.height);
 132         win_w = ev.xconfigure.width;
 133         win_h = ev.xconfigure.height;
 134         break;
 135       case EnterNotify:
 136         evas_event_feed_mouse_in(evas, 0, NULL);
 137         break;
 138       case LeaveNotify:
 139         evas_event_feed_mouse_out(evas, 0, NULL);
 140         break;
 141       case KeyPress:
 142         ks = XKeycodeToKeysym(ev.xkey.display, ev.xkey.keycode, 0);
 143         kstr = XKeysymToString(ks);
 144         if (kstr)
 145           {
 146              if ((!strcmp(kstr, "Shift_L")) ||
 147                  (!strcmp(kstr, "Shift_R")))
 148                evas_key_modifier_on(evas, "Shift");
 149              if ((!strcmp(kstr, "Control_L")) ||
 150                  (!strcmp(kstr, "Control_R")))
 151                evas_key_modifier_on(evas, "Control");
 152              if ((!strcmp(kstr, "Alt_L")) ||
 153                  (!strcmp(kstr, "Alt_R")))
 154                evas_key_modifier_on(evas, "Alt");
 155              if ((!strcmp(kstr, "Super_L")) ||
 156                  (!strcmp(kstr, "Super_R")))
 157                evas_key_modifier_on(evas, "Super");
 158              if (!strcmp(kstr, "Caps_Lock"))
 159                {
 160                   if (evas_key_lock_is_set(evas_key_lock_get(evas), "Caps_Lock"))
 161                     evas_key_lock_off(evas, "Caps_Lock");
 162                   else
 163                     evas_key_lock_on(evas, "Caps_Lock");
 164                }
 165              if (!strcmp(kstr, "Num_Lock"))
 166                {
 167                   if (evas_key_lock_is_set(evas_key_lock_get(evas), "Num_Lock"))
 168                     evas_key_lock_off(evas, "Num_Lock");
 169                   else
 170                     evas_key_lock_on(evas, "Num_Lock");
 171                }
 172              if (!strcmp(kstr, "Scroll_Lock"))
 173                {
 174                   if (evas_key_lock_is_set(evas_key_lock_get(evas), "Scroll_Lock"))
 175                     evas_key_lock_off(evas, "Scroll_Lock");
 176                   else
 177                     evas_key_lock_on(evas, "Scroll_Lock");
 178                }
 179              if (kstr) evas_event_feed_key_down(evas, kstr, kstr, NULL, NULL, 0, NULL);
 180           }
 181         break;
 182       case KeyRelease:
 183         ks = XKeycodeToKeysym(ev.xkey.display, ev.xkey.keycode, 0);
 184         kstr = XKeysymToString(ks);
 185         if (kstr)
 186           {
 187              if ((!strcmp(kstr, "Shift_L")) ||
 188                  (!strcmp(kstr, "Shift_R")))
 189                evas_key_modifier_off(evas, "Shift");
 190              if ((!strcmp(kstr, "Control_L")) ||
 191                  (!strcmp(kstr, "Control_R")))
 192                evas_key_modifier_off(evas, "Control");
 193              if ((!strcmp(kstr, "Alt_L")) ||
 194                  (!strcmp(kstr, "Alt_R")))
 195                evas_key_modifier_off(evas, "Alt");
 196              if ((!strcmp(kstr, "Super_L")) ||
 197                  (!strcmp(kstr, "Super_R")))
 198                evas_key_modifier_off(evas, "Super");
 199              evas_event_feed_key_up(evas, kstr, kstr, NULL, NULL, 0, NULL);
 200           }
 201         break;
 202       default:
 203         break;
 204      }
 205    goto again;
 206 }
 207
 208 void
 209 engine_gl_x11_shutdown(void)
 210 {
 211    XDestroyWindow(disp, win);
 212    XCloseDisplay(disp);
 213 }