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/* ScummVM - Scumm Interpreter
* Copyright (C) 2003-2005 Andreas 'Sprawl' Karlsson - Original EPOC port, ESDL
* Copyright (C) 2003-2005 Lars 'AnotherGuest' Persson - Original EPOC port, Audio System
* Copyright (C) 2005 Jurgen 'SumthinWicked' Braam - EPOC/CVS maintainer
* Copyright (C) 2005-2006 The ScummVM project
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*/
#include "backends/platform/symbian/src/SymbianOS.h"
#include "backends/platform/symbian/src/SymbianActions.h"
#include "common/config-manager.h"
#include "gui/Actions.h"
#include "gui/Key.h"
#include "gui/message.h"
#include <eikenv.h> // for CEikonEnv::Static() @ Symbian::FatalError()
#include "ESDL/sdlapp.h" // for CSDLApp::GetExecutablePathCStr() @ Symbian::GetExecutablePath()
////////// extern "C" ///////////////////////////////////////////////////
extern Common::ConfigManager *g_config;
namespace Symbian {
// Show a simple Symbian Info win with Msg & exit
void FatalError(const char *msg) {
TPtrC8 msgPtr((const TUint8 *)msg);
TBuf<512> msg16Bit;
msg16Bit.Copy(msgPtr);
CEikonEnv::Static()->InfoWinL(_L("ScummVM Fatal Error"), msg16Bit);
if (g_system)
g_system->quit();
}
// make this easily available everywhere
char* GetExecutablePath()
{
return CSDLApp::GetExecutablePathCStr();
}
} // namespace Symbian {
////////// OSystem_SDL_Symbian //////////////////////////////////////////
static const OSystem::GraphicsMode s_supportedGraphicsModes[] = {
{"1x", "Fullscreen", GFX_NORMAL},
{0, 0, 0}
};
bool OSystem_SDL_Symbian::hasFeature(Feature f) {
switch(f) {
case kFeatureFullscreenMode:
case kFeatureAspectRatioCorrection:
case kFeatureAutoComputeDirtyRects:
case kFeatureCursorHasPalette:
#ifdef USE_VIBRA_SE_PXXX
case kFeatureVibration:
#endif
return true;
default:
return false;
}
}
OSystem_SDL_Symbian::zoneDesc OSystem_SDL_Symbian::_zones[TOTAL_ZONES] = {
{ 0, 0, 320, 145 },
{ 0, 145, 150, 55 },
{ 150, 145, 170, 55 }
};
OSystem_SDL_Symbian::OSystem_SDL_Symbian() :_channels(0),_stereo_mix_buffer(0) {
}
void OSystem_SDL_Symbian::initBackend() {
ConfMan.setBool("FM_high_quality", false);
#if !defined(S60) || defined(S60V3) // S60 has low quality as default
ConfMan.setBool("FM_medium_quality", true);
#else
ConfMan.setBool("FM_medium_quality", false);
#endif
ConfMan.setInt("joystick_num", 0); // Symbian OS should have joystick_num set to 0 in the ini file , but uiq devices might refuse opening the joystick
ConfMan.flushToDisk();
GUI::Actions::init();
OSystem_SDL::initBackend();
// Initialize global key mapping for Smartphones
GUI::Actions* actions = GUI::Actions::Instance();
actions->initInstanceMain(this);
actions->loadMapping();
initZones();
}
OSystem_SDL_Symbian::~OSystem_SDL_Symbian() {
delete []_stereo_mix_buffer;
}
int OSystem_SDL_Symbian::getDefaultGraphicsMode() const {
return GFX_NORMAL;
}
const OSystem::GraphicsMode *OSystem_SDL_Symbian::getSupportedGraphicsModes() const {
return s_supportedGraphicsModes;
}
// make sure we always go to normal, even if the string might be set wrong!
bool OSystem_SDL_Symbian::setGraphicsMode(const char * /*name*/) {
// let parent OSystem_SDL handle it
return OSystem_SDL::setGraphicsMode(getDefaultGraphicsMode());
}
void OSystem_SDL_Symbian::quitWithErrorMsg(const char *msg) {
CEikonEnv::Static()->AlertWin(_L("quitWithErrorMsg()")) ;
if (g_system)
g_system->quit();
}
/*
* SumthinWicked says: the stuff below is copied from common/scaler.cpp,
* so we can skip compiling the scalers. ESDL still needs 1x and the scaler
* architecture because we inherit from OSystem_SDL.
*/
int gBitFormat = 565;
void InitScalers(uint32 /*BitFormat*/) {} // called by OSystem_SDL functions, not relevant for ESDL
/**
* Trivial 'scaler' - in fact it doesn't do any scaling but just copies the
* source to the destination.
*/
void Normal1x(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch,
int width, int height) {
while (height--) {
memcpy(dstPtr, srcPtr, 2 * width);
srcPtr += srcPitch;
dstPtr += dstPitch;
}
}
bool OSystem_SDL_Symbian::setSoundCallback(SoundProc proc, void *param) {
// First save the proc and param
_sound_proc_param = param;
_sound_proc = proc;
SDL_AudioSpec desired;
SDL_AudioSpec obtained;
memset(&desired, 0, sizeof(desired));
_samplesPerSec = 0;
if (ConfMan.hasKey("output_rate"))
_samplesPerSec = ConfMan.getInt("output_rate");
if (_samplesPerSec <= 0)
_samplesPerSec = SAMPLES_PER_SEC;
// Originally, we always used 2048 samples. This loop will produce the
// same result at 22050 Hz, and should hopefully produce something
// sensible for other frequencies. Note that it must be a power of two.
uint32 samples = 0x8000;
for (;;) {
if ((1000 * samples) / _samplesPerSec < 100)
break;
samples >>= 1;
}
desired.freq = _samplesPerSec;
desired.format = AUDIO_S16SYS;
desired.channels = 2;
desired.samples = (uint16)samples;
#ifdef S60
desired.callback = symbianMixCallback;
desired.userdata = this;
#else
desired.callback = proc;
desired.userdata = param;
#endif
if (SDL_OpenAudio(&desired, &obtained) != 0) {
warning("Could not open audio device: %s", SDL_GetError());
return false;
}
// Note: This should be the obtained output rate, but it seems that at
// least on some platforms SDL will lie and claim it did get the rate
// even if it didn't. Probably only happens for "weird" rates, though.
_samplesPerSec = obtained.freq;
_channels = obtained.channels;
// Need to create mixbuffer for stereo mix to downmix
if(_channels != 2) {
_stereo_mix_buffer = new byte [obtained.size*2];//*2 for stereo values
}
SDL_PauseAudio(0);
return true;
}
/**
* The mixer callback function, passed on to OSystem::setSoundCallback().
* This simply calls the mix() method.
*/
void OSystem_SDL_Symbian::symbianMixCallback(void *s, byte *samples, int len) {
static_cast <OSystem_SDL_Symbian*>(s)->symbianMix(samples,len);
}
/**
* Actual mixing implementation
*/
void OSystem_SDL_Symbian::symbianMix(byte *samples, int len) {
// If not stereo then we need to downmix
if (_channels != 2) {
_sound_proc(_sound_proc_param, _stereo_mix_buffer, len * 2);
int16 *bitmixDst = (int16 *)samples;
int16 *bitmixSrc = (int16 *)_stereo_mix_buffer;
for (int loop = len / 2; loop >= 0; loop --) {
*bitmixDst = (*bitmixSrc + *(bitmixSrc + 1)) >> 1;
bitmixDst++;
bitmixSrc += 2;
}
} else
_sound_proc(_sound_proc_param, samples, len);
}
/**
* This is an implementation by the remapKey function
* @param SDL_Event to remap
* @param ScumVM event to modify if special result is requested
* @return true if Event has a valid return status
*/
bool OSystem_SDL_Symbian::remapKey(SDL_Event &ev, Event &event) {
if (GUI::Actions::Instance()->mappingActive() || ev.key.keysym.sym <= SDLK_UNKNOWN)
return false;
for (TInt loop = 0; loop < GUI::ACTION_LAST; loop++) {
if (GUI::Actions::Instance()->getMapping(loop) == ev.key.keysym.sym &&
GUI::Actions::Instance()->isEnabled(loop)) {
// Create proper event instead
switch(loop) {
case GUI::ACTION_UP:
if (ev.type == SDL_KEYDOWN) {
_km.y_vel = -1;
_km.y_down_count = 1;
} else {
_km.y_vel = 0;
_km.y_down_count = 0;
}
event.type = EVENT_MOUSEMOVE;
fillMouseEvent(event, _km.x, _km.y);
return true;
case GUI::ACTION_DOWN:
if(ev.type == SDL_KEYDOWN) {
_km.y_vel = 1;
_km.y_down_count = 1;
} else {
_km.y_vel = 0;
_km.y_down_count = 0;
}
event.type = EVENT_MOUSEMOVE;
fillMouseEvent(event, _km.x, _km.y);
return true;
case GUI::ACTION_LEFT:
if(ev.type == SDL_KEYDOWN) {
_km.x_vel = -1;
_km.x_down_count = 1;
} else {
_km.x_vel = 0;
_km.x_down_count = 0;
}
event.type = EVENT_MOUSEMOVE;
fillMouseEvent(event, _km.x, _km.y);
return true;
case GUI::ACTION_RIGHT:
if(ev.type == SDL_KEYDOWN) {
_km.x_vel = 1;
_km.x_down_count = 1;
} else {
_km.x_vel = 0;
_km.x_down_count = 0;
}
event.type = EVENT_MOUSEMOVE;
fillMouseEvent(event, _km.x, _km.y);
return true;
case GUI::ACTION_LEFTCLICK:
event.type = (ev.type == SDL_KEYDOWN ? EVENT_LBUTTONDOWN : EVENT_LBUTTONUP);
fillMouseEvent(event, _km.x, _km.y);
return true;
case GUI::ACTION_RIGHTCLICK:
event.type = (ev.type == SDL_KEYDOWN ? EVENT_RBUTTONDOWN : EVENT_RBUTTONUP);
fillMouseEvent(event, _km.x, _km.y);
return true;
case GUI::ACTION_ZONE:
if(ev.type == SDL_KEYDOWN) {
int i;
for (i=0; i < TOTAL_ZONES; i++)
if (_km.x >= _zones[i].x && _km.y >= _zones[i].y &&
_km.x <= _zones[i].x + _zones[i].width && _km.y <= _zones[i].y + _zones[i].height
) {
_mouseXZone[i] = _km.x;
_mouseYZone[i] = _km.y;
break;
}
_currentZone++;
if (_currentZone >= TOTAL_ZONES)
_currentZone = 0;
event.type = EVENT_MOUSEMOVE;
fillMouseEvent(event, _mouseXZone[_currentZone], _mouseYZone[_currentZone]);
SDL_WarpMouse(event.mouse.x, event.mouse.y);
}
return true;
case GUI::ACTION_SAVE:
case GUI::ACTION_SKIP:
case GUI::ACTION_FT_CHEAT:
case GUI::ACTION_SKIP_TEXT:
case GUI::ACTION_PAUSE:
{
GUI::Key &key = GUI::Actions::Instance()->getKeyAction(loop);
ev.key.keysym.sym = (SDLKey)key.ascii();
ev.key.keysym.scancode= key.keycode();
ev.key.keysym.mod = (SDLMod)key.flags();
return false;
}
case GUI::ACTION_QUIT:
{
GUI::MessageDialog alert("Do you want to quit ?", "Yes", "No");
if (alert.runModal() == GUI::kMessageOK)
quit();
return true;
}
}
}
}
return false;
}
void OSystem_SDL_Symbian::setWindowCaption(const char *caption) {
OSystem_SDL::setWindowCaption(caption);
check_mappings();
}
void OSystem_SDL_Symbian::check_mappings() {
if (ConfMan.get("gameid").empty() || GUI::Actions::Instance()->initialized())
return;
GUI::Actions::Instance()->initInstanceGame();
}
void OSystem_SDL_Symbian::initZones() {
int i;
_currentZone = 0;
for (i = 0; i < TOTAL_ZONES; i++) {
_mouseXZone[i] = (_zones[i].x + (_zones[i].width / 2));
_mouseYZone[i] = (_zones[i].y + (_zones[i].height / 2));
}
}
/** Vibration support */
#ifdef USE_VIBRA_SE_PXXX
void OSystem_SDL_Symbian::initializeVibration() {
_vibrationApi = SonyEricsson::CVibration::NewL();
}
void OSystem_SDL_Symbian::vibrationOn(int vibraLength) {
// initialize?
if (!_vibrationApi) _vibrationApi = SonyEricsson::CVibration::NewL();
// do it!
_vibrationApi->VibrationOn(1, 1, vibraLength);
}
void OSystem_SDL_Symbian::vibrationOff() {
_vibrationApi->VibrationOff();
}
#endif // USE_SE_PXX_VIBRA
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