
$FreeBSD: ports/devel/sdl12/files/patch-src_video_vgl_SDL__vglevents.c,v 1.2 2001/01/27 19:22:02 sobomax Exp $

--- src/video/vgl/SDL_vglevents.c.orig	Wed Jan 24 00:51:13 2001
+++ src/video/vgl/SDL_vglevents.c	Wed Jan 24 00:51:13 2001
@@ -0,0 +1,305 @@
+/*
+    SDL - Simple DirectMedia Layer
+    Copyright (C) 1997, 1998, 1999, 2000  Sam Lantinga
+
+    This library 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 of the License, or (at your option) any later version.
+
+    This library 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
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public
+    License along with this library; if not, write to the Free
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+    Sam Lantinga
+    slouken@devolution.com
+*/
+
+#ifdef SAVE_RCSID
+static char rcsid =
+ "@(#) $Id: SDL_vglevents.c,v 1.1 2001/01/22 17:35:16 root Exp $";
+#endif
+
+/* Handle the event stream, converting X11 events into SDL events */
+
+#include <stdio.h>
+
+#include <sys/fbio.h>
+#include <sys/consio.h>
+#include <sys/kbio.h>
+#include <vgl.h>
+
+#include "SDL.h"
+#include "SDL_thread.h"
+#include "SDL_sysevents.h"
+#include "SDL_events_c.h"
+#include "SDL_vglvideo.h"
+#include "SDL_vglevents_c.h"
+
+/* The translation tables from a console scancode to a SDL keysym */
+/* FIXME: Free the keymap when we shut down the video mode */
+static keymap_t *vga_keymap = NULL;
+static SDLKey keymap[128];
+static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym);
+
+static int posted = 0;
+static int oldx = 0;
+static int oldy = 0;
+static struct mouse_info mouseinfo;
+
+/* Ugh, we have to duplicate the kernel's keysym mapping code...
+   Oh, it's not so bad. :-)
+
+   FIXME: Add keyboard LED handling code
+ */
+int VGL_initkeymaps(int fd)
+{
+	vga_keymap = malloc(sizeof(keymap_t));
+	if ( ! vga_keymap ) {
+		SDL_OutOfMemory();
+		return(-1);
+	}
+	if (ioctl(fd, GIO_KEYMAP, vga_keymap) == -1) {
+		free(vga_keymap);
+		vga_keymap = NULL;
+		SDL_SetError("Unable to get keyboard map");
+		return(-1);
+	}
+	return(0);
+}
+
+static void handle_keyboard(_THIS)
+{
+	SDL_keysym keysym;
+	int c, pressed, scancode;
+
+	while ((c = VGLKeyboardGetCh()) != 0) {
+		scancode = c & 0x7F;
+                if (c & 0x80) {
+                        pressed = SDL_RELEASED;
+                } else {
+                        pressed = SDL_PRESSED;
+                }
+
+		posted += SDL_PrivateKeyboard(pressed,
+				 TranslateKey(scancode, &keysym));
+	}
+}
+
+int VGL_initmouse(int fd)
+{
+	mouseinfo.operation = MOUSE_GETINFO;
+	if (ioctl(fd, CONS_MOUSECTL, &mouseinfo) != 0)
+		return -1;
+	oldx = mouseinfo.u.data.x;
+	oldy = mouseinfo.u.data.y;
+	SDL_PrivateMouseMotion(0, 0, oldx, oldy);
+	return 0;
+}
+
+static void handle_mouse(_THIS)
+{
+	char buttons;
+	int x, y;
+	int button_state, state_changed, state;
+	int i;
+
+	ioctl(0, CONS_MOUSECTL, &mouseinfo);
+	x = mouseinfo.u.data.x;
+	y = mouseinfo.u.data.y;
+	buttons = mouseinfo.u.data.buttons;
+
+	if ((x != oldx) || (y != oldy)) {
+		posted += SDL_PrivateMouseMotion(0, 0, x, y);
+		oldx = x;
+		oldy = y;
+	}
+
+	/* See what's changed */
+	button_state = SDL_GetMouseState(NULL, NULL);
+	state_changed = button_state ^ buttons;
+	for (i = 0; i < 8; i++) {
+		if (state_changed & (1<<i)) {
+			if (buttons & (1<<i)) {
+				state = SDL_PRESSED;
+			} else {
+				state = SDL_RELEASED;
+			}
+			posted += SDL_PrivateMouseButton(state, i + 1, 0, 0);
+		}
+	}
+}
+	
+
+void VGL_PumpEvents(_THIS)
+{
+	do {
+		posted = 0;
+		handle_keyboard(this);
+		handle_mouse(this);
+	} while (posted != 0);
+}
+
+void VGL_InitOSKeymap(_THIS)
+{
+	int i;
+
+	/* Initialize the BeOS key translation table */
+	for ( i=0; i<SDL_TABLESIZE(keymap); ++i )
+		keymap[i] = SDLK_UNKNOWN;
+
+	keymap[SCANCODE_ESCAPE] = SDLK_ESCAPE;
+	keymap[SCANCODE_1] = SDLK_1;
+	keymap[SCANCODE_2] = SDLK_2;
+	keymap[SCANCODE_3] = SDLK_3;
+	keymap[SCANCODE_4] = SDLK_4;
+	keymap[SCANCODE_5] = SDLK_5;
+	keymap[SCANCODE_6] = SDLK_6;
+	keymap[SCANCODE_7] = SDLK_7;
+	keymap[SCANCODE_8] = SDLK_8;
+	keymap[SCANCODE_9] = SDLK_9;
+	keymap[SCANCODE_0] = SDLK_0;
+	keymap[SCANCODE_MINUS] = SDLK_MINUS;
+	keymap[SCANCODE_EQUAL] = SDLK_EQUALS;
+	keymap[SCANCODE_BACKSPACE] = SDLK_BACKSPACE;
+	keymap[SCANCODE_TAB] = SDLK_TAB;
+	keymap[SCANCODE_Q] = SDLK_q;
+	keymap[SCANCODE_W] = SDLK_w;
+	keymap[SCANCODE_E] = SDLK_e;
+	keymap[SCANCODE_R] = SDLK_r;
+	keymap[SCANCODE_T] = SDLK_t;
+	keymap[SCANCODE_Y] = SDLK_y;
+	keymap[SCANCODE_U] = SDLK_u;
+	keymap[SCANCODE_I] = SDLK_i;
+	keymap[SCANCODE_O] = SDLK_o;
+	keymap[SCANCODE_P] = SDLK_p;
+	keymap[SCANCODE_BRACKET_LEFT] = SDLK_LEFTBRACKET;
+	keymap[SCANCODE_BRACKET_RIGHT] = SDLK_RIGHTBRACKET;
+	keymap[SCANCODE_ENTER] = SDLK_RETURN;
+	keymap[SCANCODE_LEFTCONTROL] = SDLK_LCTRL;
+	keymap[SCANCODE_A] = SDLK_a;
+	keymap[SCANCODE_S] = SDLK_s;
+	keymap[SCANCODE_D] = SDLK_d;
+	keymap[SCANCODE_F] = SDLK_f;
+	keymap[SCANCODE_G] = SDLK_g;
+	keymap[SCANCODE_H] = SDLK_h;
+	keymap[SCANCODE_J] = SDLK_j;
+	keymap[SCANCODE_K] = SDLK_k;
+	keymap[SCANCODE_L] = SDLK_l;
+	keymap[SCANCODE_SEMICOLON] = SDLK_SEMICOLON;
+	keymap[SCANCODE_APOSTROPHE] = SDLK_QUOTE;
+	keymap[SCANCODE_GRAVE] = SDLK_BACKQUOTE;
+	keymap[SCANCODE_LEFTSHIFT] = SDLK_LSHIFT;
+	keymap[SCANCODE_BACKSLASH] = SDLK_BACKSLASH;
+	keymap[SCANCODE_Z] = SDLK_z;
+	keymap[SCANCODE_X] = SDLK_x;
+	keymap[SCANCODE_C] = SDLK_c;
+	keymap[SCANCODE_V] = SDLK_v;
+	keymap[SCANCODE_B] = SDLK_b;
+	keymap[SCANCODE_N] = SDLK_n;
+	keymap[SCANCODE_M] = SDLK_m;
+	keymap[SCANCODE_COMMA] = SDLK_COMMA;
+	keymap[SCANCODE_PERIOD] = SDLK_PERIOD;
+	keymap[SCANCODE_SLASH] = SDLK_SLASH;
+	keymap[SCANCODE_RIGHTSHIFT] = SDLK_RSHIFT;
+	keymap[SCANCODE_KEYPADMULTIPLY] = SDLK_KP_MULTIPLY;
+	keymap[SCANCODE_LEFTALT] = SDLK_LALT;
+	keymap[SCANCODE_SPACE] = SDLK_SPACE;
+	keymap[SCANCODE_CAPSLOCK] = SDLK_CAPSLOCK;
+	keymap[SCANCODE_F1] = SDLK_F1;
+	keymap[SCANCODE_F2] = SDLK_F2;
+	keymap[SCANCODE_F3] = SDLK_F3;
+	keymap[SCANCODE_F4] = SDLK_F4;
+	keymap[SCANCODE_F5] = SDLK_F5;
+	keymap[SCANCODE_F6] = SDLK_F6;
+	keymap[SCANCODE_F7] = SDLK_F7;
+	keymap[SCANCODE_F8] = SDLK_F8;
+	keymap[SCANCODE_F9] = SDLK_F9;
+	keymap[SCANCODE_F10] = SDLK_F10;
+	keymap[SCANCODE_NUMLOCK] = SDLK_NUMLOCK;
+	keymap[SCANCODE_SCROLLLOCK] = SDLK_SCROLLOCK;
+	keymap[SCANCODE_KEYPAD7] = SDLK_KP7;
+	keymap[SCANCODE_CURSORUPLEFT] = SDLK_KP7;
+	keymap[SCANCODE_KEYPAD8] = SDLK_KP8;
+	keymap[SCANCODE_CURSORUP] = SDLK_KP8;
+	keymap[SCANCODE_KEYPAD9] = SDLK_KP9;
+	keymap[SCANCODE_CURSORUPRIGHT] = SDLK_KP9;
+	keymap[SCANCODE_KEYPADMINUS] = SDLK_KP_MINUS;
+	keymap[SCANCODE_KEYPAD4] = SDLK_KP4;
+	keymap[SCANCODE_CURSORLEFT] = SDLK_KP4;
+	keymap[SCANCODE_KEYPAD5] = SDLK_KP5;
+	keymap[SCANCODE_KEYPAD6] = SDLK_KP6;
+	keymap[SCANCODE_CURSORRIGHT] = SDLK_KP6;
+	keymap[SCANCODE_KEYPADPLUS] = SDLK_KP_PLUS;
+	keymap[SCANCODE_KEYPAD1] = SDLK_KP1;
+	keymap[SCANCODE_CURSORDOWNLEFT] = SDLK_KP1;
+	keymap[SCANCODE_KEYPAD2] = SDLK_KP2;
+	keymap[SCANCODE_CURSORDOWN] = SDLK_KP2;
+	keymap[SCANCODE_KEYPAD3] = SDLK_KP3;
+	keymap[SCANCODE_CURSORDOWNRIGHT] = SDLK_KP3;
+	keymap[SCANCODE_KEYPAD0] = SDLK_KP0;
+	keymap[SCANCODE_KEYPADPERIOD] = SDLK_KP_PERIOD;
+	keymap[SCANCODE_LESS] = SDLK_LESS;
+	keymap[SCANCODE_F11] = SDLK_F11;
+	keymap[SCANCODE_F12] = SDLK_F12;
+	keymap[SCANCODE_KEYPADENTER] = SDLK_KP_ENTER;
+	keymap[SCANCODE_RIGHTCONTROL] = SDLK_RCTRL;
+	keymap[SCANCODE_CONTROL] = SDLK_RCTRL;
+	keymap[SCANCODE_KEYPADDIVIDE] = SDLK_KP_DIVIDE;
+	keymap[SCANCODE_PRINTSCREEN] = SDLK_PRINT;
+	keymap[SCANCODE_RIGHTALT] = SDLK_RALT;
+	keymap[SCANCODE_BREAK] = SDLK_BREAK;
+	keymap[SCANCODE_BREAK_ALTERNATIVE] = SDLK_UNKNOWN;
+	keymap[SCANCODE_HOME] = SDLK_HOME;
+	keymap[SCANCODE_CURSORBLOCKUP] = SDLK_UP;
+	keymap[SCANCODE_PAGEUP] = SDLK_PAGEUP;
+	keymap[SCANCODE_CURSORBLOCKLEFT] = SDLK_LEFT;
+	keymap[SCANCODE_CURSORBLOCKRIGHT] = SDLK_RIGHT;
+	keymap[SCANCODE_END] = SDLK_END;
+	keymap[SCANCODE_CURSORBLOCKDOWN] = SDLK_DOWN;
+	keymap[SCANCODE_PAGEDOWN] = SDLK_PAGEDOWN;
+	keymap[SCANCODE_INSERT] = SDLK_INSERT;
+	keymap[SCANCODE_REMOVE] = SDLK_DELETE;
+	keymap[119] = SDLK_PAUSE;
+	keymap[SCANCODE_RIGHTWIN] = SDLK_RSUPER;
+	keymap[SCANCODE_LEFTWIN] = SDLK_LSUPER;
+	keymap[127] = SDLK_MENU;
+}
+
+static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym)
+{
+	/* Set the keysym information */
+	keysym->scancode = scancode;
+	keysym->sym = keymap[scancode];
+	keysym->mod = KMOD_NONE;
+
+	/* If UNICODE is on, get the UNICODE value for the key */
+	keysym->unicode = 0;
+	if ( SDL_TranslateUNICODE && vga_keymap ) {
+		int map;
+		SDLMod modstate;
+
+		modstate = SDL_GetModState();
+		map = 0;
+		if ( modstate & KMOD_SHIFT ) {
+			map += 1;
+		}
+		if ( modstate & KMOD_CTRL ) {
+			map += 2;
+		}
+		if ( modstate & KMOD_ALT ) {
+			map += 4;
+		}
+		if ( !(vga_keymap->key[scancode].spcl & (0x80 >> map)) ) {
+			keysym->unicode = vga_keymap->key[scancode].map[map];
+		}
+
+	}
+	return(keysym);
+}
+
