Mercurial > sdl-ios-xcode
view src/video/ataricommon/SDL_gemdosevents.c @ 1971:5432b63cc919
Added window resize support for the software renderer
author | Sam Lantinga <slouken@libsdl.org> |
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date | Sun, 06 Aug 2006 04:57:28 +0000 |
parents | c121d94672cb |
children | d20f4510c718 |
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/* SDL - Simple DirectMedia Layer Copyright (C) 1997-2006 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 Gemdos * * Patrice Mandin */ /* Mint includes */ #include <mint/osbind.h> #include <mint/cookie.h> #include "../../events/SDL_sysevents.h" #include "../../events/SDL_events_c.h" #include "SDL_atarikeys.h" #include "SDL_atarievents_c.h" #include "SDL_xbiosevents_c.h" #include "SDL_ataridevmouse_c.h" /* To save state of keyboard */ #define ATARIBIOS_MAXKEYS 128 static unsigned char gemdos_currentkeyboard[ATARIBIOS_MAXKEYS]; static unsigned char gemdos_previouskeyboard[ATARIBIOS_MAXKEYS]; static unsigned char gemdos_currentascii[ATARIBIOS_MAXKEYS]; static SDL_bool use_dev_mouse = SDL_FALSE; /* Special keys state */ enum { K_RSHIFT = 0, K_LSHIFT, K_CTRL, K_ALT, K_CAPSLOCK, K_CLRHOME, K_INSERT }; enum { DEV_BUSY = 0, DEV_READY }; /* The translation tables from a console scancode to a SDL keysym */ static SDLKey keymap[ATARIBIOS_MAXKEYS]; static SDL_keysym *TranslateKey(int scancode, int asciicode, SDL_keysym * keysym, SDL_bool pressed); static void UpdateSpecialKeys(int special_keys_state); void AtariGemdos_InitOSKeymap(_THIS) { int i, vectors_mask; unsigned long dummy; SDL_memset(gemdos_currentkeyboard, 0, sizeof(gemdos_currentkeyboard)); SDL_memset(gemdos_previouskeyboard, 0, sizeof(gemdos_previouskeyboard)); /* Initialize keymap */ for (i = 0; i < sizeof(keymap); i++) keymap[i] = SDLK_UNKNOWN; /* Functions keys */ for (i = 0; i < 10; i++) keymap[SCANCODE_F1 + i] = SDLK_F1 + i; /* Cursor keypad */ keymap[SCANCODE_HELP] = SDLK_HELP; keymap[SCANCODE_UNDO] = SDLK_UNDO; keymap[SCANCODE_INSERT] = SDLK_INSERT; keymap[SCANCODE_CLRHOME] = SDLK_HOME; keymap[SCANCODE_UP] = SDLK_UP; keymap[SCANCODE_DOWN] = SDLK_DOWN; keymap[SCANCODE_RIGHT] = SDLK_RIGHT; keymap[SCANCODE_LEFT] = SDLK_LEFT; /* Special keys */ keymap[SCANCODE_ESCAPE] = SDLK_ESCAPE; keymap[SCANCODE_BACKSPACE] = SDLK_BACKSPACE; keymap[SCANCODE_TAB] = SDLK_TAB; keymap[SCANCODE_ENTER] = SDLK_RETURN; keymap[SCANCODE_DELETE] = SDLK_DELETE; keymap[SCANCODE_LEFTCONTROL] = SDLK_LCTRL; keymap[SCANCODE_LEFTSHIFT] = SDLK_LSHIFT; keymap[SCANCODE_RIGHTSHIFT] = SDLK_RSHIFT; keymap[SCANCODE_LEFTALT] = SDLK_LALT; keymap[SCANCODE_CAPSLOCK] = SDLK_CAPSLOCK; use_dev_mouse = (SDL_AtariDevMouse_Open() != 0) ? SDL_TRUE : SDL_FALSE; vectors_mask = ATARI_XBIOS_JOYSTICKEVENTS; /* XBIOS joystick events */ if (!use_dev_mouse) { vectors_mask |= ATARI_XBIOS_MOUSEEVENTS; /* XBIOS mouse events */ } if (Getcookie(C_MiNT, &dummy) == C_FOUND) { vectors_mask = 0; } SDL_AtariXbios_InstallVectors(vectors_mask); } void AtariGemdos_PumpEvents(_THIS) { int i; SDL_keysym keysym; /* Update pressed keys */ SDL_memset(gemdos_currentkeyboard, 0, ATARIBIOS_MAXKEYS); while (Cconis() != DEV_BUSY) { unsigned long key_pressed; unsigned char scancode, asciicode; key_pressed = Cnecin(); asciicode = key_pressed; scancode = key_pressed >> 16; gemdos_currentkeyboard[scancode] = 0xFF; gemdos_currentascii[scancode] = asciicode; } /* Read special keys */ UpdateSpecialKeys(Kbshift(-1)); /* Now generate events */ for (i = 0; i < ATARIBIOS_MAXKEYS; i++) { /* Key pressed ? */ if (gemdos_currentkeyboard[i] && !gemdos_previouskeyboard[i]) SDL_PrivateKeyboard(SDL_PRESSED, TranslateKey(i, gemdos_currentascii[i], &keysym, SDL_TRUE)); /* Key unpressed ? */ if (gemdos_previouskeyboard[i] && !gemdos_currentkeyboard[i]) SDL_PrivateKeyboard(SDL_RELEASED, TranslateKey(i, gemdos_currentascii[i], &keysym, SDL_FALSE)); } if (use_dev_mouse) { SDL_AtariDevMouse_PostMouseEvents(this, SDL_TRUE); } else { SDL_AtariXbios_PostMouseEvents(this, SDL_TRUE); } /* Will be previous table */ SDL_memcpy(gemdos_previouskeyboard, gemdos_currentkeyboard, ATARIBIOS_MAXKEYS); } static void UpdateSpecialKeys(int special_keys_state) { #define UPDATE_SPECIAL_KEYS(numbit,scancode) \ { \ if (special_keys_state & (1<<(numbit))) { \ gemdos_currentkeyboard[scancode]=0xFF; \ gemdos_currentascii[scancode]=0; \ } \ } UPDATE_SPECIAL_KEYS(K_RSHIFT, SCANCODE_RIGHTSHIFT); UPDATE_SPECIAL_KEYS(K_LSHIFT, SCANCODE_LEFTSHIFT); UPDATE_SPECIAL_KEYS(K_CTRL, SCANCODE_LEFTCONTROL); UPDATE_SPECIAL_KEYS(K_ALT, SCANCODE_LEFTALT); UPDATE_SPECIAL_KEYS(K_CAPSLOCK, SCANCODE_CAPSLOCK); } static SDL_keysym * TranslateKey(int scancode, int asciicode, SDL_keysym * keysym, SDL_bool pressed) { /* Set the keysym information */ keysym->scancode = scancode; if (asciicode) keysym->sym = asciicode; else keysym->sym = keymap[scancode]; keysym->mod = KMOD_NONE; keysym->unicode = 0; if (SDL_TranslateUNICODE && pressed) { keysym->unicode = SDL_AtariToUnicodeTable[asciicode]; } return (keysym); } void AtariGemdos_ShutdownEvents(void) { SDL_AtariXbios_RestoreVectors(); if (use_dev_mouse) { SDL_AtariDevMouse_Close(); } } /* vi: set ts=4 sw=4 expandtab: */