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Diffstat (limited to 'distrib/sdl-1.2.12/src/video/riscos/SDL_riscosevents.c')
-rw-r--r--distrib/sdl-1.2.12/src/video/riscos/SDL_riscosevents.c549
1 files changed, 0 insertions, 549 deletions
diff --git a/distrib/sdl-1.2.12/src/video/riscos/SDL_riscosevents.c b/distrib/sdl-1.2.12/src/video/riscos/SDL_riscosevents.c
deleted file mode 100644
index 83bcd44..0000000
--- a/distrib/sdl-1.2.12/src/video/riscos/SDL_riscosevents.c
+++ /dev/null
@@ -1,549 +0,0 @@
-/*
- SDL - Simple DirectMedia Layer
- Copyright (C) 1997-2004 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@libsdl.org
-*/
-#include "SDL_config.h"
-
-/*
- File added by Alan Buckley (alan_baa@hotmail.com) for RISC OS compatability
- 27 March 2003
-
- Implements keyboard setup, event pump and keyboard and mouse polling
-*/
-
-
-#include "SDL.h"
-#include "../../timer/SDL_timer_c.h"
-#include "../../events/SDL_sysevents.h"
-#include "../../events/SDL_events_c.h"
-#include "../SDL_cursor_c.h"
-#include "SDL_riscosvideo.h"
-#include "SDL_riscosevents_c.h"
-
-#include "memory.h"
-#include "stdlib.h"
-#include "ctype.h"
-
-#include "kernel.h"
-#include "swis.h"
-
-/* The translation table from a RISC OS internal key numbers to a SDL keysym */
-static SDLKey RO_keymap[SDLK_LAST];
-
-/* RISC OS Key codes */
-#define ROKEY_SHIFT 0
-#define ROKEY_CTRL 1
-#define ROKEY_ALT 2
-/* Left shift is first key we will check for */
-#define ROKEY_LEFT_SHIFT 3
-
-/* Need to ignore mouse buttons as they are processed separately */
-#define ROKEY_LEFT_MOUSE 9
-#define ROKEY_CENTRE_MOUSE 10
-#define ROKEY_RIGHT_MOUSE 11
-
-/* No key has been pressed return value*/
-#define ROKEY_NONE 255
-
-/* Id of last key in keyboard */
-#define ROKEY_LAST_KEY 124
-
-/* Size of array for all keys */
-#define ROKEYBD_ARRAYSIZE 125
-
-static char RO_pressed[ROKEYBD_ARRAYSIZE];
-
-static SDL_keysym *TranslateKey(int intkey, SDL_keysym *keysym, int pressed);
-
-void RISCOS_PollMouse(_THIS);
-void RISCOS_PollKeyboard();
-
-void RISCOS_PollMouseHelper(_THIS, int fullscreen);
-
-#if SDL_THREADS_DISABLED
-extern void DRenderer_FillBuffers();
-
-/* Timer running function */
-extern void RISCOS_CheckTimer();
-
-#endif
-
-void FULLSCREEN_PumpEvents(_THIS)
-{
- /* Current implementation requires keyboard and mouse polling */
- RISCOS_PollKeyboard();
- RISCOS_PollMouse(this);
-#if SDL_THREADS_DISABLED
-// DRenderer_FillBuffers();
- if (SDL_timer_running) RISCOS_CheckTimer();
-#endif
-}
-
-
-void RISCOS_InitOSKeymap(_THIS)
-{
- int i;
-
- /* Map the VK keysyms */
- for ( i=0; i<SDL_arraysize(RO_keymap); ++i )
- RO_keymap[i] = SDLK_UNKNOWN;
-
- RO_keymap[3] = SDLK_LSHIFT;
- RO_keymap[4] = SDLK_LCTRL;
- RO_keymap[5] = SDLK_LALT;
- RO_keymap[6] = SDLK_RSHIFT;
- RO_keymap[7] = SDLK_RCTRL;
- RO_keymap[8] = SDLK_RALT;
- RO_keymap[16] = SDLK_q;
- RO_keymap[17] = SDLK_3;
- RO_keymap[18] = SDLK_4;
- RO_keymap[19] = SDLK_5;
- RO_keymap[20] = SDLK_F4;
- RO_keymap[21] = SDLK_8;
- RO_keymap[22] = SDLK_F7;
- RO_keymap[23] = SDLK_MINUS,
- RO_keymap[25] = SDLK_LEFT;
- RO_keymap[26] = SDLK_KP6;
- RO_keymap[27] = SDLK_KP7;
- RO_keymap[28] = SDLK_F11;
- RO_keymap[29] = SDLK_F12;
- RO_keymap[30] = SDLK_F10;
- RO_keymap[31] = SDLK_SCROLLOCK;
- RO_keymap[32] = SDLK_PRINT;
- RO_keymap[33] = SDLK_w;
- RO_keymap[34] = SDLK_e;
- RO_keymap[35] = SDLK_t;
- RO_keymap[36] = SDLK_7;
- RO_keymap[37] = SDLK_i;
- RO_keymap[38] = SDLK_9;
- RO_keymap[39] = SDLK_0;
- RO_keymap[41] = SDLK_DOWN;
- RO_keymap[42] = SDLK_KP8;
- RO_keymap[43] = SDLK_KP9;
- RO_keymap[44] = SDLK_BREAK;
- RO_keymap[45] = SDLK_BACKQUOTE;
-/* RO_keymap[46] = SDLK_currency; TODO: Figure out if this has a value */
- RO_keymap[47] = SDLK_BACKSPACE;
- RO_keymap[48] = SDLK_1;
- RO_keymap[49] = SDLK_2;
- RO_keymap[50] = SDLK_d;
- RO_keymap[51] = SDLK_r;
- RO_keymap[52] = SDLK_6;
- RO_keymap[53] = SDLK_u;
- RO_keymap[54] = SDLK_o;
- RO_keymap[55] = SDLK_p;
- RO_keymap[56] = SDLK_LEFTBRACKET;
- RO_keymap[57] = SDLK_UP;
- RO_keymap[58] = SDLK_KP_PLUS;
- RO_keymap[59] = SDLK_KP_MINUS;
- RO_keymap[60] = SDLK_KP_ENTER;
- RO_keymap[61] = SDLK_INSERT;
- RO_keymap[62] = SDLK_HOME;
- RO_keymap[63] = SDLK_PAGEUP;
- RO_keymap[64] = SDLK_CAPSLOCK;
- RO_keymap[65] = SDLK_a;
- RO_keymap[66] = SDLK_x;
- RO_keymap[67] = SDLK_f;
- RO_keymap[68] = SDLK_y;
- RO_keymap[69] = SDLK_j;
- RO_keymap[70] = SDLK_k;
- RO_keymap[72] = SDLK_SEMICOLON;
- RO_keymap[73] = SDLK_RETURN;
- RO_keymap[74] = SDLK_KP_DIVIDE;
- RO_keymap[76] = SDLK_KP_PERIOD;
- RO_keymap[77] = SDLK_NUMLOCK;
- RO_keymap[78] = SDLK_PAGEDOWN;
- RO_keymap[79] = SDLK_QUOTE;
- RO_keymap[81] = SDLK_s;
- RO_keymap[82] = SDLK_c;
- RO_keymap[83] = SDLK_g;
- RO_keymap[84] = SDLK_h;
- RO_keymap[85] = SDLK_n;
- RO_keymap[86] = SDLK_l;
- RO_keymap[87] = SDLK_SEMICOLON;
- RO_keymap[88] = SDLK_RIGHTBRACKET;
- RO_keymap[89] = SDLK_DELETE;
- RO_keymap[90] = SDLK_KP_MINUS;
- RO_keymap[91] = SDLK_KP_MULTIPLY;
- RO_keymap[93] = SDLK_EQUALS;
- RO_keymap[94] = SDLK_BACKSLASH;
- RO_keymap[96] = SDLK_TAB;
- RO_keymap[97] = SDLK_z;
- RO_keymap[98] = SDLK_SPACE;
- RO_keymap[99] = SDLK_v;
- RO_keymap[100] = SDLK_b;
- RO_keymap[101] = SDLK_m;
- RO_keymap[102] = SDLK_COMMA;
- RO_keymap[103] = SDLK_PERIOD;
- RO_keymap[104] = SDLK_SLASH;
- RO_keymap[105] = SDLK_END;
- RO_keymap[106] = SDLK_KP0;
- RO_keymap[107] = SDLK_KP1;
- RO_keymap[108] = SDLK_KP3;
- RO_keymap[112] = SDLK_ESCAPE;
- RO_keymap[113] = SDLK_F1;
- RO_keymap[114] = SDLK_F2;
- RO_keymap[115] = SDLK_F3;
- RO_keymap[116] = SDLK_F5;
- RO_keymap[117] = SDLK_F6;
- RO_keymap[118] = SDLK_F8;
- RO_keymap[119] = SDLK_F9;
- RO_keymap[120] = SDLK_HASH;
- RO_keymap[121] = SDLK_RIGHT;
- RO_keymap[122] = SDLK_KP4;
- RO_keymap[123] = SDLK_KP5;
- RO_keymap[124] = SDLK_KP2;
-
- SDL_memset(RO_pressed, 0, ROKEYBD_ARRAYSIZE);
-}
-
-
-/* Variable for mouse relative processing */
-int mouse_relative = 0;
-
-/* Check to see if we need to enter or leave mouse relative mode */
-
-void RISCOS_CheckMouseMode(_THIS)
-{
- /* If the mouse is hidden and input is grabbed, we use relative mode */
- if ( !(SDL_cursorstate & CURSOR_VISIBLE) &&
- (this->input_grab != SDL_GRAB_OFF) ) {
- mouse_relative = 1;
- } else {
- mouse_relative = 0;
- }
-}
-
-
-void RISCOS_PollMouse(_THIS)
-{
- RISCOS_PollMouseHelper(this, 1);
-}
-
-extern int mouseInWindow;
-
-void WIMP_PollMouse(_THIS)
-{
- /* Only poll when mouse is over the window */
- if (!mouseInWindow) return;
-
- RISCOS_PollMouseHelper(this, 0);
-}
-
-/* Static variables so only changes are reported */
-static Sint16 last_x = -1, last_y = -1;
-static int last_buttons = 0;
-
-/* Share routine between WIMP and FULLSCREEN for polling mouse and
- passing on events */
-void RISCOS_PollMouseHelper(_THIS, int fullscreen)
-{
- _kernel_swi_regs regs;
- static int starting = 1;
-
- if (_kernel_swi(OS_Mouse, &regs, &regs) == NULL)
- {
- Sint16 new_x = regs.r[0]; /* Initialy get as OS units */
- Sint16 new_y = regs.r[1];
-
- /* Discard mouse events until they let go of the mouse after starting */
- if (starting && regs.r[2] != 0)
- return;
- else
- starting = 0;
-
- if (new_x != last_x || new_y != last_y || last_buttons != regs.r[2])
- {
- /* Something changed so generate appropriate events */
- int topLeftX, topLeftY; /* Top left OS units */
- int x, y; /* Mouse position in SDL pixels */
-
- if (fullscreen)
- {
- topLeftX = 0;
- topLeftY = (this->hidden->height << this->hidden->yeig) - 1;
- } else
- {
- int window_state[9];
-
- /* Get current window state */
- window_state[0] = this->hidden->window_handle;
- regs.r[1] = (unsigned int)window_state;
- _kernel_swi(Wimp_GetWindowState, &regs, &regs);
-
- topLeftX = window_state[1];
- topLeftY = window_state[4];
- }
-
- /* Convert co-ordinates to workspace */
- x = new_x - topLeftX;
- y = topLeftY - new_y; /* Y goes from top of window/screen */
-
- /* Convert OS units to pixels */
- x >>= this->hidden->xeig;
- y >>= this->hidden->yeig;
-
- if (last_x != new_x || last_y != new_y)
- {
- if (mouse_relative)
- {
- int centre_x = SDL_VideoSurface->w/2;
- int centre_y = SDL_VideoSurface->h/2;
-
- if (centre_x != x || centre_y != y)
- {
- if (SDL_VideoSurface) SDL_PrivateMouseMotion(0,1,x - centre_x, y - centre_y);
- last_x = topLeftX + (centre_x << this->hidden->xeig);
- last_y = topLeftY - (centre_y << this->hidden->yeig);
-
- /* Re-centre the mouse pointer, so we still get relative
- movement when the mouse is at the edge of the window
- or screen.
- */
- {
- unsigned char block[5];
-
- block[0] = 3; /* OSWORD move pointer sub-reason code */
- block[1] = last_x & 0xFF;
- block[2] = (last_x >> 8) & 0xFF;
- block[3] = last_y & 0xFF;
- block[4] = (last_y >> 8) & 0xFF;
-
- regs.r[0] = 21; /* OSWORD pointer stuff code */
- regs.r[1] = (int)block;
- _kernel_swi(OS_Word, &regs, &regs);
- }
- }
- } else
- {
- last_x = new_x;
- last_y = new_y;
- SDL_PrivateMouseMotion(0,0,x,y);
- }
- }
-
- if (last_buttons != regs.r[2])
- {
- int changed = last_buttons ^ regs.r[2];
- last_buttons = regs.r[2];
- if (changed & 4) SDL_PrivateMouseButton((last_buttons & 4) ? SDL_PRESSED : SDL_RELEASED, SDL_BUTTON_LEFT, 0, 0);
- if (changed & 2) SDL_PrivateMouseButton((last_buttons & 2) ? SDL_PRESSED : SDL_RELEASED, SDL_BUTTON_MIDDLE, 0, 0);
- if (changed & 1) SDL_PrivateMouseButton((last_buttons & 1) ? SDL_PRESSED : SDL_RELEASED, SDL_BUTTON_RIGHT, 0, 0);
- }
- }
- }
-}
-
-void RISCOS_PollKeyboard()
-{
- int which_key = ROKEY_LEFT_SHIFT;
- int j;
- int min_key, max_key;
- SDL_keysym key;
-
- /* Scan the keyboard to see what is pressed */
- while (which_key <= ROKEY_LAST_KEY)
- {
- which_key = (_kernel_osbyte(121, which_key, 0) & 0xFF);
- if (which_key != ROKEY_NONE)
- {
- switch(which_key)
- {
- /* Skip over mouse keys */
- case ROKEY_LEFT_MOUSE:
- case ROKEY_CENTRE_MOUSE:
- case ROKEY_RIGHT_MOUSE:
- which_key = ROKEY_RIGHT_MOUSE;
- break;
-
- /* Ignore keys that cause 2 internal number to be generated */
- case 71: case 24: case 87: case 40:
- break;
-
- /* Ignore break as it can be latched on */
- case 44:
- break;
-
- default:
- RO_pressed[which_key] += 2;
- break;
- }
- which_key++;
- }
- }
-
- /* Generate key released messages */
- min_key = ROKEY_LAST_KEY+1;
- max_key = ROKEY_LEFT_SHIFT;
-
- for (j = ROKEY_LEFT_SHIFT; j <= ROKEY_LAST_KEY; j++)
- {
- if (RO_pressed[j])
- {
- if (RO_pressed[j] == 1)
- {
- RO_pressed[j] = 0;
- SDL_PrivateKeyboard(SDL_RELEASED, TranslateKey(j,&key,0));
- } else
- {
- if (j < min_key) min_key = j;
- if (j > max_key) max_key = j;
- }
- }
- }
-
- /* Generate key pressed messages */
- for (j = min_key; j <= max_key; j++)
- {
- if (RO_pressed[j])
- {
- if (RO_pressed[j] == 2)
- {
- SDL_PrivateKeyboard(SDL_PRESSED,TranslateKey(j,&key,1));
- }
- RO_pressed[j] = 1;
- }
- }
-}
-
-static SDL_keysym *TranslateKey(int intkey, SDL_keysym *keysym, int pressed)
-{
- /* Set the keysym information */
- keysym->scancode = (unsigned char) intkey;
- keysym->sym = RO_keymap[intkey];
- keysym->mod = KMOD_NONE;
- keysym->unicode = 0;
- if ( pressed && SDL_TranslateUNICODE )
- {
- int state;
- int ch;
-
- state = (_kernel_osbyte(202, 0, 255) & 0xFF);
-
- /*TODO: Take into account other keyboard layouts */
-
- ch = keysym->sym; /* This should handle most unshifted keys */
-
- if (intkey < 9 || ch == SDLK_UNKNOWN)
- {
- ch = 0;
-
- } else if (state & 64) /* Control on */
- {
- ch = ch & 31;
-
- } else
- {
- int topOfKey = 0;
- if (state & 8) /* Shift on */
- {
- topOfKey = 1;
- }
-
- if ((state & 16) == 0) /* Caps lock is on */
- {
- if (ch >= SDLK_a && ch <= SDLK_z)
- {
- if ((state & 128) == 0) /* Shift Enable off */
- {
- /* All letter become upper case */
- topOfKey = 1;
- } else
- {
- /* Shift+Letters gives lower case */
- topOfKey = 1 - topOfKey;
- }
- }
- }
-
- if (topOfKey)
- {
- /* Key produced with shift held down */
-
- /* Letters just give upper case version */
- if (ch >= SDLK_a && ch <= SDLK_z) ch = toupper(ch);
- else
- {
- switch(ch)
- {
- case SDLK_HASH: ch = '~'; break;
- case SDLK_QUOTE: ch = '@'; break;
- case SDLK_COMMA: ch = '<'; break;
- case SDLK_MINUS: ch = '_'; break;
- case SDLK_PERIOD: ch = '>'; break;
- case SDLK_SLASH: ch = '?'; break;
-
- case SDLK_0: ch = ')'; break;
- case SDLK_1: ch = '!'; break;
- case SDLK_2: ch = '"'; break;
- case SDLK_3: ch = '£'; break;
- case SDLK_4: ch = '$'; break;
- case SDLK_5: ch = '%'; break;
- case SDLK_6: ch = '^'; break;
- case SDLK_7: ch = '&'; break;
- case SDLK_8: ch = '*'; break;
- case SDLK_9: ch = '('; break;
-
- case SDLK_SEMICOLON: ch = ':'; break;
- case SDLK_EQUALS: ch = '+'; break;
- case SDLK_LEFTBRACKET: ch = '{'; break;
- case SDLK_BACKSLASH: ch = '|'; break;
- case SDLK_RIGHTBRACKET: ch = '}'; break;
- case SDLK_BACKQUOTE: ch = '¬'; break;
-
- default:
- ch = 0; /* Map to zero character if we don't understand it */
- break;
- }
- }
-
- } else if (ch > 126)
- {
- /* SDL key code < 126 map directly onto their Unicode equivalents */
- /* Keypad 0 to 9 maps to numeric equivalent */
- if (ch >= SDLK_KP0 && ch <= SDLK_KP9) ch = ch - SDLK_KP0 + '0';
- else
- {
- /* Following switch maps other keys that produce an Ascii value */
- switch(ch)
- {
- case SDLK_KP_PERIOD: ch = '.'; break;
- case SDLK_KP_DIVIDE: ch = '/'; break;
- case SDLK_KP_MULTIPLY: ch = '*'; break;
- case SDLK_KP_MINUS: ch = '-'; break;
- case SDLK_KP_PLUS: ch = '+'; break;
- case SDLK_KP_EQUALS: ch = '='; break;
-
- default:
- /* If we don't know what it is set the Unicode to 0 */
- ch = 0;
- break;
- }
- }
- }
- }
-
- keysym->unicode = ch;
- }
- return(keysym);
-}
-
-/* end of SDL_riscosevents.c ... */
-
generated by cgit v1.1 at 2024-12-22 16:35:11 +0000