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-rw-r--r--distrib/sdl-1.2.15/src/video/ataricommon/SDL_ikbdevents.c124
1 files changed, 124 insertions, 0 deletions
diff --git a/distrib/sdl-1.2.15/src/video/ataricommon/SDL_ikbdevents.c b/distrib/sdl-1.2.15/src/video/ataricommon/SDL_ikbdevents.c
new file mode 100644
index 0000000..35fc5cb
--- /dev/null
+++ b/distrib/sdl-1.2.15/src/video/ataricommon/SDL_ikbdevents.c
@@ -0,0 +1,124 @@
+/*
+ SDL - Simple DirectMedia Layer
+ Copyright (C) 1997-2012 Sam Lantinga
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+ Sam Lantinga
+ slouken@libsdl.org
+*/
+#include "SDL_config.h"
+
+/*
+ * Atari keyboard events manager, using hardware IKBD
+ *
+ * Patrice Mandin
+ */
+
+/* Mint includes */
+#include <mint/osbind.h>
+
+#include "../../events/SDL_sysevents.h"
+#include "../../events/SDL_events_c.h"
+
+#include "SDL_atarikeys.h"
+#include "SDL_atarievents_c.h"
+#include "SDL_ikbdinterrupt_s.h"
+
+#define KEY_PRESSED 0xff
+#define KEY_UNDEFINED 0x80
+#define KEY_RELEASED 0x00
+
+static Uint16 atari_prevmouseb; /* save state of mouse buttons */
+
+void AtariIkbd_InitOSKeymap(_THIS)
+{
+ SDL_memset((void *) SDL_AtariIkbd_keyboard, KEY_UNDEFINED, sizeof(SDL_AtariIkbd_keyboard));
+
+ /* Now install our handler */
+ SDL_AtariIkbd_mouseb = SDL_AtariIkbd_mousex = SDL_AtariIkbd_mousey = 0;
+ atari_prevmouseb = 0;
+
+ Supexec(SDL_AtariIkbdInstall);
+}
+
+static int atari_GetButton(int button)
+{
+ switch(button)
+ {
+ case 0:
+ return SDL_BUTTON_RIGHT;
+ break;
+ case 1:
+ default:
+ return SDL_BUTTON_LEFT;
+ break;
+ }
+}
+
+void AtariIkbd_PumpEvents(_THIS)
+{
+ int i;
+ SDL_keysym keysym;
+
+ /*--- Send keyboard events ---*/
+
+ for (i=0; i<ATARIBIOS_MAXKEYS; i++) {
+ /* Key pressed ? */
+ if (SDL_AtariIkbd_keyboard[i]==KEY_PRESSED) {
+ SDL_PrivateKeyboard(SDL_PRESSED,
+ SDL_Atari_TranslateKey(i, &keysym, SDL_TRUE));
+ SDL_AtariIkbd_keyboard[i]=KEY_UNDEFINED;
+ }
+
+ /* Key released ? */
+ if (SDL_AtariIkbd_keyboard[i]==KEY_RELEASED) {
+ SDL_PrivateKeyboard(SDL_RELEASED,
+ SDL_Atari_TranslateKey(i, &keysym, SDL_FALSE));
+ SDL_AtariIkbd_keyboard[i]=KEY_UNDEFINED;
+ }
+ }
+
+ /*--- Send mouse events ---*/
+
+ /* Mouse motion ? */
+ if (SDL_AtariIkbd_mousex || SDL_AtariIkbd_mousey) {
+ SDL_PrivateMouseMotion(0, 1, SDL_AtariIkbd_mousex, SDL_AtariIkbd_mousey);
+ SDL_AtariIkbd_mousex = SDL_AtariIkbd_mousey = 0;
+ }
+
+ /* Mouse button ? */
+ if (SDL_AtariIkbd_mouseb != atari_prevmouseb) {
+ for (i=0;i<2;i++) {
+ int curbutton, prevbutton;
+
+ curbutton = SDL_AtariIkbd_mouseb & (1<<i);
+ prevbutton = atari_prevmouseb & (1<<i);
+
+ if (curbutton && !prevbutton) {
+ SDL_PrivateMouseButton(SDL_PRESSED, atari_GetButton(i), 0, 0);
+ }
+ if (!curbutton && prevbutton) {
+ SDL_PrivateMouseButton(SDL_RELEASED, atari_GetButton(i), 0, 0);
+ }
+ }
+ atari_prevmouseb = SDL_AtariIkbd_mouseb;
+ }
+}
+
+void AtariIkbd_ShutdownEvents(void)
+{
+ Supexec(SDL_AtariIkbdUninstall);
+}