src/video/photon/SDL_ph_events.c
author Sam Lantinga <slouken@libsdl.org>
Sun, 19 Feb 2006 23:46:34 +0000
changeset 1379 c0a74f199ecf
parent 1361 19418e4422cb
child 1402 d910939febfa
permissions -rw-r--r--
Use only safe string functions
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997-2006 Sam Lantinga
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    This library is free software; you can redistribute it and/or
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    modify it under the terms of the GNU Lesser General Public
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    License as published by the Free Software Foundation; either
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    version 2.1 of the License, or (at your option) any later version.
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    This library is distributed in the hope that it will be useful,
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    but WITHOUT ANY WARRANTY; without even the implied warranty of
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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    Lesser General Public License for more details.
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    You should have received a copy of the GNU Lesser General Public
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    License along with this library; if not, write to the Free Software
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    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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    Sam Lantinga
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    slouken@libsdl.org
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*/
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/* Handle the event stream, converting photon events into SDL events */
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#include <stdio.h>
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#include <setjmp.h>
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#include <sys/time.h>
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#include <Ph.h>
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#include <photon/PkKeyDef.h>
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#include "SDL.h"
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#include "SDL_syswm.h"
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#include "../SDL_sysvideo.h"
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#include "../../events/SDL_sysevents.h"
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#include "../../events/SDL_events_c.h"
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#include "SDL_ph_video.h"
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#include "SDL_ph_modes_c.h"
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#include "SDL_ph_image_c.h"
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#include "SDL_ph_events_c.h"
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#include "SDL_phyuv_c.h"
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/* The translation tables from a photon keysym to a SDL keysym */
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static SDLKey ODD_keymap[256];
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static SDLKey MISC_keymap[0xFF + 1];
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SDL_keysym *ph_TranslateKey(PhKeyEvent_t *key, SDL_keysym *keysym);
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/* Check to see if this is a repeated key.
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   (idea shamelessly lifted from GII -- thanks guys! :) */
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static int ph_WarpedMotion(_THIS, PhEvent_t *winEvent)
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{
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    PhRect_t *rect = PhGetRects( winEvent );
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    int centre_x, centre_y;
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    int dx, dy;
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    short abs_x, abs_y;
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    int posted;
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    centre_x = SDL_VideoSurface->w / 2;
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    centre_y = SDL_VideoSurface->h / 2;
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    dx = rect->ul.x - centre_x;
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    dy = rect->ul.y - centre_y;
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    posted = SDL_PrivateMouseMotion( 0, 1, dx, dy );
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    /* Move mouse cursor to middle of the window */
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    PtGetAbsPosition( window, &abs_x, &abs_y );
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    PhMoveCursorAbs(PhInputGroup(NULL), abs_x + centre_x, abs_y + centre_y);
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    return (posted);
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}
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/* Control which motion flags the window has set, a flags value of -1 sets
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 * MOTION_BUTTON and MOTION_NOBUTTON */
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static void set_motion_sensitivity(_THIS, unsigned int flags)
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{
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    int rid;
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    int fields = Ph_EV_PTR_MOTION_BUTTON | Ph_EV_PTR_MOTION_NOBUTTON;
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    PhRegion_t region;
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    if( window )
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    {
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        rid = PtWidgetRid(window);
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        if( rid != 0 && PhRegionQuery(rid, &region, NULL, NULL, 0) == 0 )
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        {
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            region.events_sense=(region.events_sense & ~fields)|(flags & fields);
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            PhRegionChange(Ph_REGION_EV_SENSE, 0, &region, NULL, NULL);
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        }
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    }
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}
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/* Convert the photon button state value to an SDL value */
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static Uint8 ph2sdl_mousebutton(unsigned short button_state)
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{
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    Uint8 mouse_button = 0;
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    if (button_state & Ph_BUTTON_SELECT)
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        mouse_button |= SDL_BUTTON_LEFT;
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    if (button_state & Ph_BUTTON_MENU)
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        mouse_button |= SDL_BUTTON_RIGHT;
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    if (button_state & Ph_BUTTON_ADJUST)
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        mouse_button |= SDL_BUTTON_MIDDLE;
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    return (mouse_button);
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}
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static int ph_DispatchEvent(_THIS)
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{
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    int posted;
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    PhRect_t* rect;
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    PhPointerEvent_t* pointerEvent;
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    PhKeyEvent_t* keyEvent;
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    PhWindowEvent_t* winEvent;
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    int i, buttons;
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    SDL_Rect sdlrects[PH_SDL_MAX_RECTS];
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    posted = 0;
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    switch (event->type)
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    {
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        case Ph_EV_BOUNDARY:
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        {
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            if (event->subtype == Ph_EV_PTR_ENTER)
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            {
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                posted = SDL_PrivateAppActive(1, SDL_APPMOUSEFOCUS);
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            }
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            else if (event->subtype ==Ph_EV_PTR_LEAVE)
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            {
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                posted = SDL_PrivateAppActive(0, SDL_APPMOUSEFOCUS);	
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            }
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        }
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        break;
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        case Ph_EV_PTR_MOTION_BUTTON:
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        case Ph_EV_PTR_MOTION_NOBUTTON:
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        {
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            if (SDL_VideoSurface)
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            {
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                pointerEvent = PhGetData(event);
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                rect = PhGetRects(event);
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                if (mouse_relative)
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                {
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                    posted = ph_WarpedMotion(this, event);
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                }
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                else
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                {
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                    posted = SDL_PrivateMouseMotion(0, 0, rect->ul.x, rect->ul.y);
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                }
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            }
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        }
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        break;
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        case Ph_EV_BUT_PRESS:
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        {
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            pointerEvent = PhGetData( event );
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            buttons = ph2sdl_mousebutton( pointerEvent->buttons );
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            if (buttons != 0)
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            {
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                posted = SDL_PrivateMouseButton(SDL_PRESSED, buttons, 0, 0);
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            }
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        }
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        break;
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        case Ph_EV_BUT_RELEASE:
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        {
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            pointerEvent = PhGetData(event);
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            buttons = ph2sdl_mousebutton(pointerEvent->buttons);
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            if (event->subtype == Ph_EV_RELEASE_REAL && buttons != 0)
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            {
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                posted = SDL_PrivateMouseButton(SDL_RELEASED, buttons, 0, 0);
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            }
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            else if(event->subtype == Ph_EV_RELEASE_PHANTOM)
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            {
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                /* If the mouse is outside the window,
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                 * only a phantom release event is sent, so
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                 * check if the window doesn't have mouse focus.
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                 * Not perfect, maybe checking the mouse button
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                 * state for Ph_EV_BOUNDARY events would be
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                 * better. */
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                if ((SDL_GetAppState() & SDL_APPMOUSEFOCUS) == 0)
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		{
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                    posted = SDL_PrivateMouseButton(SDL_RELEASED, buttons, 0, 0);
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                }
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            }
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        }
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        break;
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        case Ph_EV_WM:
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        {
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            winEvent = PhGetData(event);
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            /* losing focus */
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            if ((winEvent->event_f==Ph_WM_FOCUS) && (winEvent->event_state==Ph_WM_EVSTATE_FOCUSLOST))
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            {
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                set_motion_sensitivity(this, Ph_EV_PTR_MOTION_BUTTON);
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                posted = SDL_PrivateAppActive(0, SDL_APPINPUTFOCUS);	
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            }
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            /* gaining focus */
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            else if ((winEvent->event_f==Ph_WM_FOCUS) && (winEvent->event_state==Ph_WM_EVSTATE_FOCUS))
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            {
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                set_motion_sensitivity(this, -1);
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                posted = SDL_PrivateAppActive(1, SDL_APPINPUTFOCUS);
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            }
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            /* request quit */
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            else if (winEvent->event_f==Ph_WM_CLOSE)
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            {
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                posted = SDL_PrivateQuit();
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            }
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            /* request hide/unhide */
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            else if (winEvent->event_f==Ph_WM_HIDE)
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            {
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                if (currently_hided)
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                {
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                   /* got unhide window event                                */
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                   /* TODO: restore application's palette if in palette mode */
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                   currently_hided=0;
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                }
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                else
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                {
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                   /* got hide window event                                  */
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                   /* TODO: restore original palette if in palette mode      */
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                   currently_hided=1;
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                }
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            }
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            /* request to resize */
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            else if (winEvent->event_f==Ph_WM_RESIZE)
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            {
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                currently_maximized=0;
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                #if (_NTO_VERSION < 630)
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                   SDL_PrivateResize(winEvent->size.w+1, winEvent->size.h+1);
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                #else
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                   /* QNX 6.3.0 have this bug fixed */
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                   SDL_PrivateResize(winEvent->size.w, winEvent->size.h);
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                #endif /* _NTO_VERSION */
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            }
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            /* request to move */
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            else if (winEvent->event_f==Ph_WM_MOVE)
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            {
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                if (current_overlay!=NULL)
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                {
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                   int lockedstate=current_overlay->hwdata->locked;
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                   int chromastate=current_overlay->hwdata->ischromakey;
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                   int error;
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                   SDL_Rect target;
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                   current_overlay->hwdata->locked=1;
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                   target.x=current_overlay->hwdata->CurrentViewPort.pos.x;
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                   target.y=current_overlay->hwdata->CurrentViewPort.pos.y;
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                   target.w=current_overlay->hwdata->CurrentViewPort.size.w;
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                   target.h=current_overlay->hwdata->CurrentViewPort.size.h;
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                   current_overlay->hwdata->ischromakey=0;
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                   error=ph_DisplayYUVOverlay(this, current_overlay, &target);
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                   if (!error)
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                   {
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                       current_overlay->hwdata->ischromakey=chromastate;
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                       current_overlay->hwdata->locked=lockedstate;
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                   }
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                }
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            }
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            /* maximize request */
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            else if (winEvent->event_f==Ph_WM_MAX)
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            {
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                /* window already moved and resized here */
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                currently_maximized=1;
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            }
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            /* restore request */
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            else if (winEvent->event_f==Ph_WM_RESTORE)
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            {
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                /* window already moved and resized here */
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                currently_maximized=0;
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            }
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        }
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        break;
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        /* window has been resized, moved or removed */
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        case Ph_EV_EXPOSE:
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        {
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            if (event->num_rects!=0)
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            {
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                int numrects;
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                if (SDL_VideoSurface)
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                {
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                    rect = PhGetRects(event);
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                    if (event->num_rects>PH_SDL_MAX_RECTS)
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                    {
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                       /* sorry, buffers underrun, we'll update only first PH_SDL_MAX_RECTS rects */
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                       numrects=PH_SDL_MAX_RECTS;
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                    }
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                    for(i=0; i<event->num_rects; i++)
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                    {
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                        sdlrects[i].x = rect[i].ul.x;
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                        sdlrects[i].y = rect[i].ul.y;
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                        sdlrects[i].w = rect[i].lr.x - rect[i].ul.x + 1;
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                        sdlrects[i].h = rect[i].lr.y - rect[i].ul.y + 1;
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                    }
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                    this->UpdateRects(this, event->num_rects, sdlrects);
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                    if (current_overlay!=NULL)
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                    {
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                        int lockedstate=current_overlay->hwdata->locked;
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                        int error;
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                        SDL_Rect target;
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   309
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                        current_overlay->hwdata->locked=1;
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                        target.x=current_overlay->hwdata->CurrentViewPort.pos.x;
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                        target.y=current_overlay->hwdata->CurrentViewPort.pos.y;
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                        target.w=current_overlay->hwdata->CurrentViewPort.size.w;
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                        target.h=current_overlay->hwdata->CurrentViewPort.size.h;
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                        current_overlay->hwdata->forcedredraw=1;
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                        error=ph_DisplayYUVOverlay(this, current_overlay, &target);
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                        if (!error)
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                        {
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                            current_overlay->hwdata->forcedredraw=0;
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   320
                            current_overlay->hwdata->locked=lockedstate;
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   321
                        }
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   322
                    }
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   323
                }
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   324
            }
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   325
        }
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   326
	break;
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   327
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   328
        case Ph_EV_KEY:
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   329
        {
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   330
            SDL_keysym keysym;
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   331
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   332
            posted = 0;
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   333
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   334
            keyEvent = PhGetData( event );
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   335
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   336
            if (Pk_KF_Key_Down & keyEvent->key_flags)
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   337
            {
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   338
                /* split the wheel events from real key events */
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   339
                if ((keyEvent->key_cap==Pk_Up) && (keyEvent->key_scan==0) && ((keyEvent->key_flags & Pk_KF_Scan_Valid)==Pk_KF_Scan_Valid))
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   340
                {
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   341
                   posted = SDL_PrivateMouseButton(SDL_PRESSED, SDL_BUTTON_WHEELUP, 0, 0);
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   342
                   break;
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   343
                }
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   344
                if ((keyEvent->key_cap==Pk_Down) && (keyEvent->key_scan==0) && ((keyEvent->key_flags & Pk_KF_Scan_Valid)==Pk_KF_Scan_Valid))
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   345
                {
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   346
                   posted = SDL_PrivateMouseButton(SDL_PRESSED, SDL_BUTTON_WHEELDOWN, 0, 0);
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   347
                   break;
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   348
                }
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   349
                posted = SDL_PrivateKeyboard(SDL_PRESSED, ph_TranslateKey(keyEvent, &keysym));
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   350
            }
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   351
            else /* must be key release */
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   352
            {
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   353
                /* split the wheel events from real key events */
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   354
                if ((keyEvent->key_cap==Pk_Up) && (keyEvent->key_scan==0) && ((keyEvent->key_flags & Pk_KF_Scan_Valid)==Pk_KF_Scan_Valid))
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   355
                {
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   356
                   posted = SDL_PrivateMouseButton(SDL_RELEASED, SDL_BUTTON_WHEELUP, 0, 0);
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   357
                   break;
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   358
                }
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   359
                if ((keyEvent->key_cap==Pk_Down) && (keyEvent->key_scan==0) && ((keyEvent->key_flags & Pk_KF_Scan_Valid)==Pk_KF_Scan_Valid))
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   360
                {
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   361
                   posted = SDL_PrivateMouseButton(SDL_RELEASED, SDL_BUTTON_WHEELDOWN, 0, 0);
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   362
                   break;
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   363
                }
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   364
                posted = SDL_PrivateKeyboard(SDL_RELEASED, ph_TranslateKey( keyEvent, &keysym));
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   365
            }
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   366
        }
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   367
        break;
slouken@753
   368
        
slouken@753
   369
        case Ph_EV_INFO:
slouken@753
   370
        {
slouken@821
   371
           if (event->subtype==Ph_OFFSCREEN_INVALID)
slouken@821
   372
           {
slouken@821
   373
              unsigned long* EvInfoData;
slouken@821
   374
slouken@821
   375
              EvInfoData=(unsigned long*)PhGetData(event);
slouken@821
   376
slouken@821
   377
              switch (*EvInfoData)
slouken@821
   378
              {
slouken@821
   379
                 case Pg_VIDEO_MODE_SWITCHED:
slouken@821
   380
                      {
slouken@821
   381
                      }
slouken@821
   382
                      break;
slouken@821
   383
                 case Pg_ENTERED_DIRECT:
slouken@821
   384
                      {
slouken@821
   385
                      }
slouken@821
   386
                      break;
slouken@821
   387
                 case Pg_EXITED_DIRECT:
slouken@821
   388
                      {
slouken@821
   389
                      }
slouken@821
   390
                      break;
slouken@821
   391
                 case Pg_DRIVER_STARTED:
slouken@821
   392
                      {
slouken@821
   393
                      }
slouken@821
   394
                      break;
slouken@821
   395
              }
slouken@821
   396
           }
slouken@753
   397
        }
slouken@753
   398
        break;
slouken@320
   399
    }
slouken@0
   400
slouken@320
   401
    return(posted);
slouken@0
   402
}
slouken@0
   403
slouken@0
   404
/* perform a blocking read if no events available */
slouken@0
   405
int ph_Pending(_THIS)
slouken@0
   406
{
slouken@571
   407
    /* Flush the display connection and look to see if events are queued */
slouken@571
   408
    PgFlush();
slouken@0
   409
slouken@663
   410
    while (1)
slouken@663
   411
    {
slouken@663
   412
        switch(PhEventPeek(event, EVENT_SIZE))
slouken@571
   413
        {
slouken@571
   414
            case Ph_EVENT_MSG:
slouken@0
   415
                 return 1;
slouken@571
   416
            case -1:
slouken@821
   417
                 SDL_SetError("ph_Pending(): PhEventNext failed.\n");
slouken@821
   418
                 return 0;
slouken@571
   419
            default:
slouken@571
   420
                 return 0;
slouken@0
   421
        }
slouken@0
   422
    }
slouken@571
   423
slouken@571
   424
    /* Oh well, nothing is ready .. */
slouken@571
   425
    return(0);
slouken@0
   426
}
slouken@0
   427
slouken@0
   428
void ph_PumpEvents(_THIS)
slouken@0
   429
{
slouken@571
   430
    /* Flush the display connection and look to see if events are queued */
slouken@571
   431
    PgFlush();
slouken@0
   432
slouken@571
   433
    while (ph_Pending(this))
slouken@571
   434
    {
slouken@663
   435
        PtEventHandler(event);
slouken@571
   436
        ph_DispatchEvent(this);
slouken@571
   437
    }
slouken@0
   438
}
slouken@0
   439
slouken@0
   440
void ph_InitKeymap(void)
slouken@0
   441
{
slouken@571
   442
    int i;
slouken@0
   443
slouken@571
   444
    /* Odd keys used in international keyboards */
slouken@1379
   445
    for (i=0; i<SDL_arraysize(ODD_keymap); ++i)
slouken@663
   446
    {
slouken@571
   447
        ODD_keymap[i] = SDLK_UNKNOWN;
slouken@663
   448
    }
slouken@0
   449
slouken@571
   450
    /* Map the miscellaneous keys */
slouken@1379
   451
    for (i=0; i<SDL_arraysize(MISC_keymap); ++i)
slouken@663
   452
    {
slouken@571
   453
        MISC_keymap[i] = SDLK_UNKNOWN;
slouken@663
   454
    }
slouken@0
   455
slouken@571
   456
    MISC_keymap[Pk_BackSpace&0xFF] = SDLK_BACKSPACE;
slouken@571
   457
    MISC_keymap[Pk_Tab&0xFF] = SDLK_TAB;
slouken@571
   458
    MISC_keymap[Pk_Clear&0xFF] = SDLK_CLEAR;
slouken@571
   459
    MISC_keymap[Pk_Return&0xFF] = SDLK_RETURN;
slouken@571
   460
    MISC_keymap[Pk_Pause&0xFF] = SDLK_PAUSE;
slouken@571
   461
    MISC_keymap[Pk_Escape&0xFF] = SDLK_ESCAPE;
slouken@571
   462
    MISC_keymap[Pk_Delete&0xFF] = SDLK_DELETE;
slouken@0
   463
slouken@571
   464
    MISC_keymap[Pk_KP_0&0xFF] = SDLK_KP0;
slouken@571
   465
    MISC_keymap[Pk_KP_1&0xFF] = SDLK_KP1;
slouken@571
   466
    MISC_keymap[Pk_KP_2&0xFF] = SDLK_KP2;
slouken@571
   467
    MISC_keymap[Pk_KP_3&0xFF] = SDLK_KP3;
slouken@571
   468
    MISC_keymap[Pk_KP_4&0xFF] = SDLK_KP4;
slouken@571
   469
    MISC_keymap[Pk_KP_5&0xFF] = SDLK_KP5;
slouken@571
   470
    MISC_keymap[Pk_KP_6&0xFF] = SDLK_KP6;
slouken@571
   471
    MISC_keymap[Pk_KP_7&0xFF] = SDLK_KP7;
slouken@571
   472
    MISC_keymap[Pk_KP_8&0xFF] = SDLK_KP8;
slouken@571
   473
    MISC_keymap[Pk_KP_9&0xFF] = SDLK_KP9;
slouken@0
   474
slouken@571
   475
    MISC_keymap[Pk_KP_Decimal&0xFF] = SDLK_KP_PERIOD;
slouken@571
   476
    MISC_keymap[Pk_KP_Divide&0xFF] = SDLK_KP_DIVIDE;
slouken@571
   477
    MISC_keymap[Pk_KP_Multiply&0xFF] = SDLK_KP_MULTIPLY;
slouken@571
   478
    MISC_keymap[Pk_KP_Subtract&0xFF] = SDLK_KP_MINUS;
slouken@571
   479
    MISC_keymap[Pk_KP_Add&0xFF] = SDLK_KP_PLUS;
slouken@571
   480
    MISC_keymap[Pk_KP_Enter&0xFF] = SDLK_KP_ENTER;
slouken@571
   481
    MISC_keymap[Pk_KP_Equal&0xFF] = SDLK_KP_EQUALS;
slouken@0
   482
slouken@571
   483
    MISC_keymap[Pk_Up&0xFF] = SDLK_UP;
slouken@571
   484
    MISC_keymap[Pk_Down&0xFF] = SDLK_DOWN;
slouken@571
   485
    MISC_keymap[Pk_Right&0xFF] = SDLK_RIGHT;
slouken@571
   486
    MISC_keymap[Pk_Left&0xFF] = SDLK_LEFT;
slouken@571
   487
    MISC_keymap[Pk_Insert&0xFF] = SDLK_INSERT;
slouken@571
   488
    MISC_keymap[Pk_Home&0xFF] = SDLK_HOME;
slouken@571
   489
    MISC_keymap[Pk_End&0xFF] = SDLK_END;
slouken@571
   490
    MISC_keymap[Pk_Pg_Up&0xFF] = SDLK_PAGEUP;
slouken@571
   491
    MISC_keymap[Pk_Pg_Down&0xFF] = SDLK_PAGEDOWN;
slouken@0
   492
slouken@571
   493
    MISC_keymap[Pk_F1&0xFF] = SDLK_F1;
slouken@571
   494
    MISC_keymap[Pk_F2&0xFF] = SDLK_F2;
slouken@571
   495
    MISC_keymap[Pk_F3&0xFF] = SDLK_F3;
slouken@571
   496
    MISC_keymap[Pk_F4&0xFF] = SDLK_F4;
slouken@571
   497
    MISC_keymap[Pk_F5&0xFF] = SDLK_F5;
slouken@571
   498
    MISC_keymap[Pk_F6&0xFF] = SDLK_F6;
slouken@571
   499
    MISC_keymap[Pk_F7&0xFF] = SDLK_F7;
slouken@571
   500
    MISC_keymap[Pk_F8&0xFF] = SDLK_F8;
slouken@571
   501
    MISC_keymap[Pk_F9&0xFF] = SDLK_F9;
slouken@571
   502
    MISC_keymap[Pk_F10&0xFF] = SDLK_F10;
slouken@571
   503
    MISC_keymap[Pk_F11&0xFF] = SDLK_F11;
slouken@571
   504
    MISC_keymap[Pk_F12&0xFF] = SDLK_F12;
slouken@571
   505
    MISC_keymap[Pk_F13&0xFF] = SDLK_F13;
slouken@571
   506
    MISC_keymap[Pk_F14&0xFF] = SDLK_F14;
slouken@571
   507
    MISC_keymap[Pk_F15&0xFF] = SDLK_F15;
slouken@0
   508
slouken@571
   509
    MISC_keymap[Pk_Num_Lock&0xFF] = SDLK_NUMLOCK;
slouken@571
   510
    MISC_keymap[Pk_Caps_Lock&0xFF] = SDLK_CAPSLOCK;
slouken@571
   511
    MISC_keymap[Pk_Scroll_Lock&0xFF] = SDLK_SCROLLOCK;
slouken@571
   512
    MISC_keymap[Pk_Shift_R&0xFF] = SDLK_RSHIFT;
slouken@571
   513
    MISC_keymap[Pk_Shift_L&0xFF] = SDLK_LSHIFT;
slouken@571
   514
    MISC_keymap[Pk_Control_R&0xFF] = SDLK_RCTRL;
slouken@571
   515
    MISC_keymap[Pk_Control_L&0xFF] = SDLK_LCTRL;
slouken@571
   516
    MISC_keymap[Pk_Alt_R&0xFF] = SDLK_RALT;
slouken@571
   517
    MISC_keymap[Pk_Alt_L&0xFF] = SDLK_LALT;
slouken@571
   518
    MISC_keymap[Pk_Meta_R&0xFF] = SDLK_RMETA;
slouken@571
   519
    MISC_keymap[Pk_Meta_L&0xFF] = SDLK_LMETA;
slouken@663
   520
    MISC_keymap[Pk_Super_L&0xFF] = SDLK_LSUPER;
slouken@663
   521
    MISC_keymap[Pk_Super_R&0xFF] = SDLK_RSUPER;
slouken@571
   522
    MISC_keymap[Pk_Mode_switch&0xFF] = SDLK_MODE; /* "Alt Gr" key    */
slouken@0
   523
slouken@571
   524
    MISC_keymap[Pk_Help&0xFF] = SDLK_HELP;
slouken@571
   525
    MISC_keymap[Pk_Print&0xFF] = SDLK_PRINT;
slouken@571
   526
    MISC_keymap[Pk_Break&0xFF] = SDLK_BREAK;
slouken@663
   527
    MISC_keymap[Pk_Menu&0xFF] = SDLK_MENU;        /* Windows "Menu" key */
slouken@663
   528
slouken@663
   529
    MISC_keymap[Pk_Hyper_R&0xFF] = SDLK_RSUPER;   /* Right "Windows" */
slouken@663
   530
slouken@663
   531
    /* Left "Windows" key, but it can't be catched by application */
slouken@663
   532
    MISC_keymap[Pk_Hyper_L&0xFF] = SDLK_LSUPER;
slouken@0
   533
}
slouken@0
   534
slouken@0
   535
static unsigned long cap;
slouken@0
   536
slouken@0
   537
SDL_keysym *ph_TranslateKey(PhKeyEvent_t *key, SDL_keysym *keysym)
slouken@0
   538
{
slouken@571
   539
    /* 'sym' is set to the value of the key with modifiers applied to it.
slouken@571
   540
       This member is valid only if Pk_KF_Sym_Valid is set in the key_flags.
slouken@571
   541
       We will assume it is valid. */
slouken@283
   542
slouken@571
   543
    /* FIXME: This needs to check whether the cap & scancode is valid */
slouken@283
   544
slouken@571
   545
    cap = key->key_cap;
slouken@571
   546
slouken@571
   547
    switch (cap>>8)
slouken@571
   548
    {
slouken@571
   549
        case 0x00:  /* Latin 1 */
slouken@571
   550
        case 0x01:  /* Latin 2 */
slouken@571
   551
        case 0x02:  /* Latin 3 */
slouken@571
   552
        case 0x03:  /* Latin 4 */
slouken@571
   553
        case 0x04:  /* Katakana */
slouken@571
   554
        case 0x05:  /* Arabic */
slouken@571
   555
        case 0x06:  /* Cyrillic */
slouken@571
   556
        case 0x07:  /* Greek */
slouken@571
   557
        case 0x08:  /* Technical */
slouken@571
   558
        case 0x0A:  /* Publishing */
slouken@571
   559
        case 0x0C:  /* Hebrew */
slouken@571
   560
        case 0x0D:  /* Thai */
slouken@571
   561
                   keysym->sym = (SDLKey)(cap&0xFF);
slouken@571
   562
                   /* Map capital letter syms to lowercase */
slouken@571
   563
                   if ((keysym->sym >= 'A')&&(keysym->sym <= 'Z'))
slouken@571
   564
                       keysym->sym += ('a'-'A');
slouken@571
   565
                   break;
slouken@571
   566
        case 0xF0:
slouken@571
   567
                   keysym->sym = MISC_keymap[cap&0xFF];
slouken@571
   568
                   break;
slouken@571
   569
        default:
slouken@571
   570
                   keysym->sym = SDLK_UNKNOWN;                
slouken@571
   571
                   break;
slouken@571
   572
    }
slouken@571
   573
slouken@571
   574
    keysym->scancode = key->key_scan;
slouken@571
   575
    keysym->unicode = 0;
slouken@571
   576
slouken@571
   577
    if (SDL_TranslateUNICODE)
slouken@571
   578
    {
slouken@571
   579
        char utf8[MB_CUR_MAX];
slouken@571
   580
        int utf8len;
slouken@571
   581
        wchar_t unicode;
slouken@571
   582
slouken@663
   583
        switch (keysym->scancode)
slouken@571
   584
        {
slouken@753
   585
           /* Esc key */
slouken@663
   586
           case 0x01: keysym->unicode = 27;
slouken@663
   587
                      break;
slouken@753
   588
           /* BackSpace key */
slouken@753
   589
           case 0x0E: keysym->unicode = 127;
slouken@753
   590
                      break;
slouken@753
   591
           /* Enter key */
slouken@753
   592
           case 0x1C: keysym->unicode = 10;
slouken@753
   593
                      break;
slouken@663
   594
           default:
slouken@663
   595
                      utf8len = PhKeyToMb(utf8, key);
slouken@663
   596
                      if (utf8len > 0)
slouken@663
   597
                      {
slouken@753
   598
                         utf8len = mbtowc(&unicode, utf8, utf8len);
slouken@663
   599
                         if (utf8len > 0)
slouken@663
   600
                         {
slouken@663
   601
                             keysym->unicode = unicode;
slouken@663
   602
                         }
slouken@663
   603
                      }
slouken@663
   604
                      break;
slouken@571
   605
        }
slouken@663
   606
slouken@571
   607
    }
slouken@571
   608
slouken@571
   609
    return (keysym);
slouken@0
   610
}
slouken@0
   611
slouken@0
   612
void ph_InitOSKeymap(_THIS)
slouken@0
   613
{
slouken@571
   614
    ph_InitKeymap();
slouken@0
   615
}