Mercurial > sdl-ios-xcode
view src/video/vgl/SDL_vglevents.c @ 4249:429c8dd3175d SDL-1.2
Fixed bug #713
Don't clamp the mouse coordinates to the video surface size, instead clamp them to the last known window size.
This allows users to get the correct mouse coordinates even if they don't call SDL_SetVideoMode() in response to an SDL_VIDEORESIZE event (used as a hack to retain the OpenGL context on Windows and Linux after a window resize)
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Sun, 27 Sep 2009 05:18:43 +0000 |
parents | a1b03ba2fcd0 |
children |
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/* SDL - Simple DirectMedia Layer Copyright (C) 1997-2009 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" /* 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 "../../events/SDL_sysevents.h" #include "../../events/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 = -1; static int oldy = -1; 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 = SDL_malloc(sizeof(keymap_t)); if ( ! vga_keymap ) { SDL_OutOfMemory(); return(-1); } if (ioctl(fd, GIO_KEYMAP, vga_keymap) == -1) { SDL_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; 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_arraysize(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); }