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Added initial support for EPOC/Symbian OS (thanks Hannu!)

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--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%40174
This commit is contained in:
Sam Lantinga 2001-09-11 20:38:49 +00:00
parent bea3cb1da4
commit ce3a1900be
22 changed files with 2103 additions and 17 deletions
Download patch file Download diff file Expand all files Collapse all files

8
src/main/Makefile.am
View file

@ -6,8 +6,12 @@
SUBDIRS = macosx
ARCH_SUBDIRS = $(srcdir)/beos $(srcdir)/linux \
$(srcdir)/macos $(srcdir)/macosx $(srcdir)/win32
ARCH_SUBDIRS = $(srcdir)/beos \
$(srcdir)/epoc \
$(srcdir)/linux \
$(srcdir)/macos \
$(srcdir)/macosx \
$(srcdir)/win32
# Build a separate library containing the main() entry point.
lib_LIBRARIES = libSDLmain.a

129
src/main/epoc/SDL_main.cpp Normal file
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@ -0,0 +1,129 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997, 1998, 1999, 2000, 2001 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@devolution.com
*/
/*
SDL_main.cpp
The Epoc executable startup functions
Epoc version by Hannu Viitala (hannu.j.viitala@mbnet.fi)
*/
#include <e32std.h>
#include <e32def.h>
#include <e32svr.h>
#include <e32base.h>
#include <estlib.h>
#include <stdlib.h>
#include <stdio.h>
#include <w32std.h>
#include <apgtask.h>
#include "SDL_error.h"
#ifndef EXPORT_C
# ifdef __VC32__
# define IMPORT_C __declspec(dllexport)
# define EXPORT_C __declspec(dllexport)
# endif
# ifdef __GCC32__
# define IMPORT_C
# define EXPORT_C __declspec(dllexport)
# endif
#endif
#if defined(__WINS__)
#include <estw32.h>
IMPORT_C void RegisterWsExe(const TDesC &aName);
#endif
/* The prototype for the application's main() function */
#define main SDL_main
extern "C" int main (int argc, char *argv[], char *envp[]);
extern "C" void exit (int ret);
/* Epoc main function */
GLDEF_C TInt E32Main()
{
/* Get the clean-up stack */
CTrapCleanup* cleanup = CTrapCleanup::New();
#if defined(__WINS__)
/* arrange for access to Win32 stdin/stdout/stderr */
RWin32Stream::StartServer();
#endif
/* Arrange for multi-threaded operation */
SpawnPosixServerThread();
/* Get args and environment */
int argc=0;
char** argv=0;
char** envp=0;
__crt0(argc,argv,envp);
#if defined(__WINS__)
/* Cause the graphical Window Server to come into existence */
RSemaphore sem;
sem.CreateGlobal(_L("WsExeSem"),0);
RegisterWsExe(sem.FullName());
#endif
/* Start the application! */
/* Create stdlib */
_REENT;
/* Set process and thread priority */
RThread currentThread;
currentThread.Rename(_L("SdlProgram"));
currentThread.SetProcessPriority(EPriorityLow);
currentThread.SetPriority(EPriorityMuchLess);
/* Call stdlib main */
int ret = main(argc, argv, envp); /* !! process exits here if there is "exit()" in main! */
/* Call exit */
exit(ret); /* !! process exits here! */
/* Free resources and return */
CloseSTDLIB();
delete cleanup;
return(KErrNone);
}
/* Epoc dll entry point */
#if defined(__WINS__)
GLDEF_C TInt E32Dll(TDllReason)
{
return(KErrNone);
}
EXPORT_C TInt WinsMain(TAny *)
{
E32Main();
return KErrNone;
}
#endif

9
src/thread/Makefile.am
View file

@ -3,8 +3,13 @@
noinst_LTLIBRARIES = libthread.la
ARCH_SUBDIRS = $(srcdir)/generic $(srcdir)/amigaos $(srcdir)/beos \
$(srcdir)/irix $(srcdir)/linux $(srcdir)/win32
ARCH_SUBDIRS = $(srcdir)/generic \
$(srcdir)/amigaos \
$(srcdir)/beos \
$(srcdir)/epoc \
$(srcdir)/irix \
$(srcdir)/linux \
$(srcdir)/win32
# Older versions of Linux require an asm clone() implementation
if USE_CLONE

112
src/thread/epoc/SDL_sysmutex.cpp Normal file
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@ -0,0 +1,112 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997, 1998, 1999, 2000 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@devolution.com
*/
/*
SDL_sysmutex.cpp
Epoc version by Markus Mertama (w@iki.fi)
*/
#ifdef SAVE_RCSID
static char rcsid =
"@(#) $Id$";
#endif
/* Mutex functions using the Win32 API */
//#include <stdio.h>
//#include <stdlib.h>
#include<e32std.h>
#include "SDL_error.h"
#include "SDL_mutex.h"
struct SDL_mutex
{
TInt handle;
};
extern TInt CreateUnique(TInt (*aFunc)(const TDesC& aName, TAny*, TAny*), TAny*, TAny*);
TInt NewMutex(const TDesC& aName, TAny* aPtr1, TAny*)
{
return ((RMutex*)aPtr1)->CreateGlobal(aName);
}
/* Create a mutex */
SDL_mutex *SDL_CreateMutex(void)
{
RMutex rmutex;
TInt status = CreateUnique(NewMutex, &rmutex, NULL);
if(status != KErrNone)
{
SDL_SetError("Couldn't create mutex");
}
SDL_mutex* mutex = new /*(ELeave)*/ SDL_mutex;
mutex->handle = rmutex.Handle();
return(mutex);
}
/* Free the mutex */
void SDL_DestroyMutex(SDL_mutex *mutex)
{
if ( mutex )
{
RMutex rmutex;
rmutex.SetHandle(mutex->handle);
rmutex.Signal();
rmutex.Close();
delete(mutex);
mutex = NULL;
}
}
/* Lock the mutex */
int SDL_mutexP(SDL_mutex *mutex)
{
if ( mutex == NULL ) {
SDL_SetError("Passed a NULL mutex");
return -1;
}
RMutex rmutex;
rmutex.SetHandle(mutex->handle);
rmutex.Wait();
return(0);
}
/* Unlock the mutex */
int SDL_mutexV(SDL_mutex *mutex)
{
if ( mutex == NULL ) {
SDL_SetError("Passed a NULL mutex");
return -1;
}
RMutex rmutex;
rmutex.SetHandle(mutex->handle);
rmutex.Signal();
return(0);
}

199
src/thread/epoc/SDL_syssem.cpp Normal file
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@ -0,0 +1,199 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997, 1998, 1999, 2000 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@devolution.com
*/
/*
SDL_syssem.cpp
Epoc version by Markus Mertama (w@iki.fi)
*/
#ifdef SAVE_RCSID
static char rcsid =
"@(#) $Id$";
#endif
/* Semaphore functions using the Win32 API */
//#include <stdio.h>
//#include <stdlib.h>
#include <e32std.h>
#include "SDL_error.h"
#include "SDL_thread.h"
#define SDL_MUTEX_TIMEOUT -2
struct SDL_semaphore
{
TInt handle;
TInt count;
};
extern TInt CreateUnique(TInt (*aFunc)(const TDesC& aName, TAny*, TAny*), TAny*, TAny*);
extern TInt NewThread(const TDesC& aName, TAny* aPtr1, TAny* aPtr2);
TInt NewSema(const TDesC& aName, TAny* aPtr1, TAny* aPtr2)
{
TInt value = *((TInt*) aPtr2);
return ((RSemaphore*)aPtr1)->CreateGlobal(aName, value);
}
/* Create a semaphore */
SDL_sem *SDL_CreateSemaphore(Uint32 initial_value)
{
RSemaphore s;
TInt status = CreateUnique(NewSema, &s, &initial_value);
if(status != KErrNone)
{
SDL_SetError("Couldn't create semaphore");
}
SDL_semaphore* sem = new /*(ELeave)*/ SDL_semaphore;
sem->handle = s.Handle();
sem->count = initial_value;
return(sem);
}
/* Free the semaphore */
void SDL_DestroySemaphore(SDL_sem *sem)
{
if ( sem )
{
RSemaphore sema;
sema.SetHandle(sem->handle);
sema.Signal(sema.Count());
sema.Close();
delete sem;
sem = NULL;
}
}
struct TInfo
{
TInfo(TInt aTime, TInt aHandle) :
iTime(aTime), iHandle(aHandle), iVal(0) {}
TInt iTime;
TInt iHandle;
TInt iVal;
};
TBool ThreadRun(TAny* aInfo)
{
TInfo* info = STATIC_CAST(TInfo*, aInfo);
User::After(info->iTime);
RSemaphore sema;
sema.SetHandle(info->iHandle);
sema.Signal();
info->iVal = SDL_MUTEX_TIMEOUT;
return 0;
}
void _WaitAll(SDL_sem *sem)
{
//since SemTryWait may changed the counter.
//this may not be atomic, but hopes it works.
RSemaphore sema;
sema.SetHandle(sem->handle);
sema.Wait();
while(sem->count < 0)
{
sema.Wait();
}
}
int SDL_SemWaitTimeout(SDL_sem *sem, Uint32 timeout)
{
if ( ! sem ) {
SDL_SetError("Passed a NULL sem");
return -1;
}
if ( timeout == SDL_MUTEX_MAXWAIT )
{
_WaitAll(sem);
return SDL_MUTEX_MAXWAIT;
}
RThread thread;
TInfo* info = new (ELeave)TInfo(timeout, sem->handle);
TInt status = CreateUnique(NewThread, &thread, info);
if(status != KErrNone)
return status;
thread.Resume();
_WaitAll(sem);
if(thread.ExitType() == EExitPending)
{
thread.Kill(SDL_MUTEX_TIMEOUT);
}
thread.Close();
return info->iVal;
}
int SDL_SemTryWait(SDL_sem *sem)
{
if(sem->count > 0)
{
sem->count--;
}
return SDL_MUTEX_TIMEOUT;
}
int SDL_SemWait(SDL_sem *sem)
{
return SDL_SemWaitTimeout(sem, SDL_MUTEX_MAXWAIT);
}
/* Returns the current count of the semaphore */
Uint32 SDL_SemValue(SDL_sem *sem)
{
if ( ! sem ) {
SDL_SetError("Passed a NULL sem");
return 0;
}
return sem->count;
}
int SDL_SemPost(SDL_sem *sem)
{
if ( ! sem ) {
SDL_SetError("Passed a NULL sem");
return -1;
}
sem->count++;
RSemaphore sema;
sema.SetHandle(sem->handle);
sema.Signal();
return 0;
}

127
src/thread/epoc/SDL_systhread.cpp Normal file
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@ -0,0 +1,127 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997, 1998, 1999, 2000 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@devolution.com
*/
/*
SDL_systhread.cpp
Epoc thread management routines for SDL
Epoc version by Markus Mertama (w@iki.fi)
*/
//#include <stdlib.h>
//#include <stdio.h>
extern "C" {
#undef NULL
#include "SDL_error.h"
#include "SDL_thread.h"
#include "SDL_systhread.h"
};
#include <e32std.h>
static int object_count;
int RunThread(TAny* data)
{
SDL_RunThread(data);
return(0);
}
TInt NewThread(const TDesC& aName, TAny* aPtr1, TAny* aPtr2)
{
return ((RThread*)(aPtr1))->Create(aName,
RunThread,
KDefaultStackSize,
NULL,
aPtr2);
}
int CreateUnique(TInt (*aFunc)(const TDesC& aName, TAny*, TAny*), TAny* aPtr1, TAny* aPtr2)
{
TBuf<16> name;
TInt status = KErrNone;
do
{
object_count++;
name.Format(_L("SDL_%x"), object_count);
status = aFunc(name, aPtr1, aPtr2);
}
while(status == KErrAlreadyExists);
return status;
}
int SDL_SYS_CreateThread(SDL_Thread *thread, void *args)
{
RThread rthread;
TInt status = CreateUnique(NewThread, &rthread, args);
if (status != KErrNone)
{
delete(((RThread*)(thread->handle)));
thread->handle = NULL;
SDL_SetError("Not enough resources to create thread");
return(-1);
}
rthread.Resume();
thread->handle = rthread.Handle();
return(0);
}
void SDL_SYS_SetupThread(void)
{
return;
}
Uint32 SDL_ThreadID(void)
{
RThread current;
TThreadId id = current.Id();
return id;
}
void SDL_SYS_WaitThread(SDL_Thread *thread)
{
RUndertaker taker;
taker.Create();
TRequestStatus status;
taker.Logon(status, thread->handle);
User::WaitForRequest(status);
taker.Close();
}
/* WARNING: This function is really a last resort.
* Threads should be signaled and then exit by themselves.
* TerminateThread() doesn't perform stack and DLL cleanup.
*/
void SDL_SYS_KillThread(SDL_Thread *thread)
{
RThread rthread;
rthread.SetHandle(thread->handle);
rthread.Kill(0);
rthread.Close();
}

30
src/thread/epoc/SDL_systhread_c.h Normal file
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@ -0,0 +1,30 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997, 1998, 1999, 2000 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@devolution.com
*/
/*
SDL_systhread_c.h
Epoc version by Markus Mertama (w@iki.fi)
*/
typedef int SYS_ThreadHandle;

8
src/timer/Makefile.am
View file

@ -3,8 +3,12 @@
noinst_LTLIBRARIES = libtimer.la
ARCH_SUBDIRS = $(srcdir)/amigaos $(srcdir)/beos $(srcdir)/linux \
$(srcdir)/macos $(srcdir)/win32
ARCH_SUBDIRS = $(srcdir)/amigaos \
$(srcdir)/beos \
$(srcdir)/epoc \
$(srcdir)/linux \
$(srcdir)/macos \
$(srcdir)/win32
# Include the architecture-independent sources
COMMON_SRCS = SDL_timer.c SDL_timer_c.h SDL_systimer.h

111
src/timer/epoc/SDL_systimer.cpp Normal file
View file

@ -0,0 +1,111 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997, 1998, 1999, 2000, 2001 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@devolution.com
*/
/*
SDL_systimer.cpp
Epoc version by Hannu Viitala (hannu.j.viitala@mbnet.fi)
*/
#include <e32std.h>
#include <e32hal.h>
extern "C" {
#include "SDL_error.h"
#include "SDL_thread.h"
#include "SDL_timer.h"
#include "SDL_timer_c.h"
static TUint start = 0;
static TInt tickPeriodMilliSeconds;
void SDL_StartTicks(void)
{
/* Set first ticks value */
start = User::TickCount();
TTimeIntervalMicroSeconds32 period;
TInt tmp = UserHal::TickPeriod(period);
tickPeriodMilliSeconds = period.Int() / 1000;
}
Uint32 SDL_GetTicks(void)
{
TUint deltaTics = User::TickCount() - start;
return(deltaTics * tickPeriodMilliSeconds);
}
void SDL_Delay(Uint32 ms)
{
User::After(TTimeIntervalMicroSeconds32(ms*1000));
}
/* Data to handle a single periodic alarm */
static int timer_alive = 0;
static SDL_Thread *timer = NULL;
static int RunTimer(void *unused)
{
Uint32 ms;
while ( timer_alive ) {
if ( SDL_timer_running ) {
SDL_ThreadedTimerCheck();
}
SDL_Delay(10);
}
return(0);
}
/* This is only called if the event thread is not running */
int SDL_SYS_TimerInit(void)
{
timer_alive = 1;
timer = SDL_CreateThread(RunTimer, NULL);
if ( timer == NULL )
return(-1);
return(SDL_SetTimerThreaded(1));
}
void SDL_SYS_TimerQuit(void)
{
timer_alive = 0;
if ( timer ) {
SDL_WaitThread(timer, NULL);
timer = NULL;
}
}
int SDL_SYS_StartTimer(void)
{
SDL_SetError("Internal logic error: Epoc uses threaded timer");
return(-1);
}
void SDL_SYS_StopTimer(void)
{
return;
}
}; // extern "C"

2
src/video/Makefile.am
View file

@ -8,7 +8,7 @@ SUBDIRS = @VIDEO_SUBDIRS@
DIST_SUBDIRS = dummy x11 dga nanox fbcon directfb vgl svga ggi aalib \
wincommon windib windx5 \
maccommon macdsp macrom quartz \
bwindow ps2gs photon cybergfx
bwindow ps2gs photon cybergfx epoc
DRIVERS = @VIDEO_DRIVERS@

15
src/video/SDL_sysvideo.h
View file

@ -364,12 +364,6 @@ extern VideoBootStrap DIRECTX_bootstrap;
#ifdef ENABLE_BWINDOW
extern VideoBootStrap BWINDOW_bootstrap;
#endif
#ifdef ENABLE_DUMMYVIDEO
extern VideoBootStrap DUMMY_bootstrap;
#endif
#ifdef ENABLE_PHOTON
extern VideoBootStrap ph_bootstrap;
#endif
/* MacOS X gets the proper defines from configure */
#if defined(macintosh) && !defined(MACOSX)
#define ENABLE_TOOLBOX
@ -389,6 +383,15 @@ extern VideoBootStrap QZ_bootstrap;
#ifdef ENABLE_CYBERGRAPHICS
extern VideoBootStrap CGX_bootstrap;
#endif
#ifdef ENABLE_PHOTON
extern VideoBootStrap ph_bootstrap;
#endif
#ifdef ENABLE_EPOC
extern VideoBootStrap EPOC_bootstrap;
#endif
#ifdef ENABLE_DUMMYVIDEO
extern VideoBootStrap DUMMY_bootstrap;
#endif
/* This is the current video device */
extern SDL_VideoDevice *current_video;

10
src/video/SDL_video.c
View file

@ -96,14 +96,18 @@ static VideoBootStrap *bootstrap[] = {
#ifdef ENABLE_CYBERGRAPHICS
&CGX_bootstrap,
#endif
#ifdef ENABLE_DUMMYVIDEO
&DUMMY_bootstrap,
#endif
#ifdef ENABLE_PHOTON
&ph_bootstrap,
#endif
#ifdef ENABLE_EPOC
&EPOC_bootstrap,
#endif
#ifdef ENABLE_DUMMYVIDEO
&DUMMY_bootstrap,
#endif
NULL
};
SDL_VideoDevice *current_video = NULL;
/* Various local functions */

418
src/video/epoc/SDL_epocevents.cpp Normal file
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@ -0,0 +1,418 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997, 1998, 1999, 2000, 2001 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@devolution.com
*/
/*
SDL_epocevents.cpp
Handle the event stream, converting Epoc events into SDL events
Epoc version by Hannu Viitala (hannu.j.viitala@mbnet.fi)
*/
#include <stdio.h>
#undef NULL
extern "C" {
#include "SDL_error.h"
#include "SDL_video.h"
#include "SDL_keysym.h"
#include "SDL_keyboard.h"
#include "SDL_events_c.h"
#include "SDL_timer.h"
}; /* extern "C" */
#include "SDL_epocvideo.h"
#include "SDL_epocevents_c.h"
#include <hal.h>
extern "C" {
/* The translation tables from a console scancode to a SDL keysym */
static SDLKey keymap[MAX_SCANCODE];
static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym);
}; /* extern "C" */
TBool isCursorVisible = ETrue;
int EPOC_HandleWsEvent(_THIS, const TWsEvent& aWsEvent)
{
int posted = 0;
SDL_keysym keysym;
switch (aWsEvent.Type()) {
case EEventPointer: /* Mouse pointer events */
{
const TPointerEvent* pointerEvent = aWsEvent.Pointer();
TPoint mousePos = pointerEvent->iPosition;
//SDL_TRACE1("SDL: EPOC_HandleWsEvent, pointerEvent->iType=%d", pointerEvent->iType); //!!
if (Private->EPOC_ShrinkedHeight) {
mousePos.iY <<= 1; /* Scale y coordinate to shrinked screen height */
}
posted += SDL_PrivateMouseMotion(0, 0, mousePos.iX, mousePos.iY); /* Absolute position on screen */
if (pointerEvent->iType==TPointerEvent::EButton1Down) {
posted += SDL_PrivateMouseButton(SDL_PRESSED, SDL_BUTTON_LEFT, 0, 0);
}
else if (pointerEvent->iType==TPointerEvent::EButton1Up) {
posted += SDL_PrivateMouseButton(SDL_RELEASED, SDL_BUTTON_LEFT, 0, 0);
}
else if (pointerEvent->iType==TPointerEvent::EButton2Down) {
posted += SDL_PrivateMouseButton(SDL_PRESSED, SDL_BUTTON_RIGHT, 0, 0);
}
else if (pointerEvent->iType==TPointerEvent::EButton2Up) {
posted += SDL_PrivateMouseButton(SDL_RELEASED, SDL_BUTTON_RIGHT, 0, 0);
}
//!!posted += SDL_PrivateKeyboard(SDL_PRESSED, TranslateKey(aWsEvent.Key()->iScanCode, &keysym));
break;
}
case EEventKeyDown: /* Key events */
{
(void*)TranslateKey(aWsEvent.Key()->iScanCode, &keysym);
/* Special handling */
switch((int)keysym.sym) {
case SDLK_CAPSLOCK:
if (!isCursorVisible) {
/* Enable virtual cursor */
HAL::Set(HAL::EMouseState, HAL::EMouseState_Visible);
}
else {
/* Disable virtual cursor */
HAL::Set(HAL::EMouseState, HAL::EMouseState_Invisible);
}
isCursorVisible = !isCursorVisible;
break;
}
posted += SDL_PrivateKeyboard(SDL_PRESSED, &keysym);
break;
}
case EEventKeyUp: /* Key events */
{
posted += SDL_PrivateKeyboard(SDL_RELEASED, TranslateKey(aWsEvent.Key()->iScanCode, &keysym));
break;
}
case EEventFocusGained: /* SDL window got focus */
{
//Private->EPOC_IsWindowFocused = ETrue;
/* Draw window background and screen buffer */
RedrawWindowL(_this);
break;
}
case EEventFocusLost: /* SDL window lost focus */
{
//Private->EPOC_IsWindowFocused = EFalse;
// Wait and eat events until focus is gained again
/*
while (ETrue) {
Private->EPOC_WsSession.EventReady(&Private->EPOC_WsEventStatus);
User::WaitForRequest(Private->EPOC_WsEventStatus);
Private->EPOC_WsSession.GetEvent(Private->EPOC_WsEvent);
TInt eventType = Private->EPOC_WsEvent.Type();
Private->EPOC_WsEventStatus = KRequestPending;
//Private->EPOC_WsSession.EventReady(&Private->EPOC_WsEventStatus);
if (eventType == EEventFocusGained) {
RedrawWindowL(_this);
break;
}
}
*/
break;
}
case EEventModifiersChanged:
{
TModifiersChangedEvent* modEvent = aWsEvent.ModifiersChanged();
TUint modstate = KMOD_NONE;
if (modEvent->iModifiers == EModifierLeftShift)
modstate |= KMOD_LSHIFT;
if (modEvent->iModifiers == EModifierRightShift)
modstate |= KMOD_RSHIFT;
if (modEvent->iModifiers == EModifierLeftCtrl)
modstate |= KMOD_LCTRL;
if (modEvent->iModifiers == EModifierRightCtrl)
modstate |= KMOD_RCTRL;
if (modEvent->iModifiers == EModifierLeftAlt)
modstate |= KMOD_LALT;
if (modEvent->iModifiers == EModifierRightAlt)
modstate |= KMOD_RALT;
if (modEvent->iModifiers == EModifierLeftFunc)
modstate |= KMOD_LMETA;
if (modEvent->iModifiers == EModifierRightFunc)
modstate |= KMOD_RMETA;
if (modEvent->iModifiers == EModifierCapsLock)
modstate |= KMOD_CAPS;
SDL_SetModState(STATIC_CAST(SDLMod,(modstate | KMOD_LSHIFT)));
break;
}
default:
break;
}
return posted;
}
extern "C" {
void EPOC_PumpEvents(_THIS)
{
int posted = 0; // !! Do we need this?
//Private->EPOC_WsSession.EventReady(&Private->EPOC_WsEventStatus);
while (Private->EPOC_WsEventStatus != KRequestPending) {
Private->EPOC_WsSession.GetEvent(Private->EPOC_WsEvent);
posted = EPOC_HandleWsEvent(_this, Private->EPOC_WsEvent);
Private->EPOC_WsEventStatus = KRequestPending;
Private->EPOC_WsSession.EventReady(&Private->EPOC_WsEventStatus);
}
}
void EPOC_InitOSKeymap(_THIS)
{
int i;
/* Initialize the key translation table */
for ( i=0; i<SDL_TABLESIZE(keymap); ++i )
keymap[i] = SDLK_UNKNOWN;
/* Numbers */
for ( i = 0; i<32; ++i ){
keymap[' ' + i] = (SDLKey)(SDLK_SPACE+i);
}
/* e.g. Alphabet keys */
for ( i = 0; i<32; ++i ){
keymap['A' + i] = (SDLKey)(SDLK_a+i);
}
keymap[EStdKeyBackspace] = SDLK_BACKSPACE;
keymap[EStdKeyTab] = SDLK_TAB;
keymap[EStdKeyEnter] = SDLK_RETURN;
keymap[EStdKeyEscape] = SDLK_ESCAPE;
keymap[EStdKeySpace] = SDLK_SPACE;
keymap[EStdKeyPause] = SDLK_PAUSE;
keymap[EStdKeyHome] = SDLK_HOME;
keymap[EStdKeyEnd] = SDLK_END;
keymap[EStdKeyPageUp] = SDLK_PAGEUP;
keymap[EStdKeyPageDown] = SDLK_PAGEDOWN;
keymap[EStdKeyDelete] = SDLK_DELETE;
keymap[EStdKeyUpArrow] = SDLK_UP;
keymap[EStdKeyDownArrow] = SDLK_DOWN;
keymap[EStdKeyLeftArrow] = SDLK_LEFT;
keymap[EStdKeyRightArrow] = SDLK_RIGHT;
keymap[EStdKeyCapsLock] = SDLK_CAPSLOCK;
keymap[EStdKeyLeftShift] = SDLK_LSHIFT;
keymap[EStdKeyRightShift] = SDLK_RSHIFT;
keymap[EStdKeyLeftAlt] = SDLK_LALT;
keymap[EStdKeyRightAlt] = SDLK_RALT;
keymap[EStdKeyLeftCtrl] = SDLK_LCTRL;
keymap[EStdKeyRightCtrl] = SDLK_RCTRL;
keymap[EStdKeyLeftFunc] = SDLK_LMETA;
keymap[EStdKeyRightFunc] = SDLK_RMETA;
keymap[EStdKeyInsert] = SDLK_INSERT;
keymap[EStdKeyComma] = SDLK_COMMA;
keymap[EStdKeyFullStop] = SDLK_PERIOD;
keymap[EStdKeyForwardSlash] = SDLK_SLASH;
keymap[EStdKeyBackSlash] = SDLK_BACKSLASH;
keymap[EStdKeySemiColon] = SDLK_SEMICOLON;
keymap[EStdKeySingleQuote] = SDLK_QUOTE;
keymap[EStdKeyHash] = SDLK_HASH;
keymap[EStdKeySquareBracketLeft] = SDLK_LEFTBRACKET;
keymap[EStdKeySquareBracketRight] = SDLK_RIGHTBRACKET;
keymap[EStdKeyMinus] = SDLK_MINUS;
keymap[EStdKeyEquals] = SDLK_EQUALS;
keymap[EStdKeyF1] = SDLK_F1; /* chr + q */
keymap[EStdKeyF2] = SDLK_F2; /* chr + w */
keymap[EStdKeyF3] = SDLK_F3; /* chr + e */
keymap[EStdKeyF4] = SDLK_F4; /* chr + r */
keymap[EStdKeyF5] = SDLK_F5; /* chr + t */
keymap[EStdKeyF6] = SDLK_F6; /* chr + y */
keymap[EStdKeyF7] = SDLK_F7; /* chr + i */
keymap[EStdKeyF8] = SDLK_F8; /* chr + o */
keymap[EStdKeyF9] = SDLK_F9; /* chr + a */
keymap[EStdKeyF10] = SDLK_F10; /* chr + s */
keymap[EStdKeyF11] = SDLK_F11; /* chr + d */
keymap[EStdKeyF12] = SDLK_F12; /* chr + f */
/* !!TODO
EStdKeyNumLock=0x1b,
EStdKeyScrollLock=0x1c,
EStdKeyNkpForwardSlash=0x84,
EStdKeyNkpAsterisk=0x85,
EStdKeyNkpMinus=0x86,
EStdKeyNkpPlus=0x87,
EStdKeyNkpEnter=0x88,
EStdKeyNkp1=0x89,
EStdKeyNkp2=0x8a,
EStdKeyNkp3=0x8b,
EStdKeyNkp4=0x8c,
EStdKeyNkp5=0x8d,
EStdKeyNkp6=0x8e,
EStdKeyNkp7=0x8f,
EStdKeyNkp8=0x90,
EStdKeyNkp9=0x91,
EStdKeyNkp0=0x92,
EStdKeyNkpFullStop=0x93,
EStdKeyMenu=0x94,
EStdKeyBacklightOn=0x95,
EStdKeyBacklightOff=0x96,
EStdKeyBacklightToggle=0x97,
EStdKeyIncContrast=0x98,
EStdKeyDecContrast=0x99,
EStdKeySliderDown=0x9a,
EStdKeySliderUp=0x9b,
EStdKeyDictaphonePlay=0x9c,
EStdKeyDictaphoneStop=0x9d,
EStdKeyDictaphoneRecord=0x9e,
EStdKeyHelp=0x9f,
EStdKeyOff=0xa0,
EStdKeyDial=0xa1,
EStdKeyIncVolume=0xa2,
EStdKeyDecVolume=0xa3,
EStdKeyDevice0=0xa4,
EStdKeyDevice1=0xa5,
EStdKeyDevice2=0xa6,
EStdKeyDevice3=0xa7,
EStdKeyDevice4=0xa8,
EStdKeyDevice5=0xa9,
EStdKeyDevice6=0xaa,
EStdKeyDevice7=0xab,
EStdKeyDevice8=0xac,
EStdKeyDevice9=0xad,
EStdKeyDeviceA=0xae,
EStdKeyDeviceB=0xaf,
EStdKeyDeviceC=0xb0,
EStdKeyDeviceD=0xb1,
EStdKeyDeviceE=0xb2,
EStdKeyDeviceF=0xb3,
EStdKeyApplication0=0xb4,
EStdKeyApplication1=0xb5,
EStdKeyApplication2=0xb6,
EStdKeyApplication3=0xb7,
EStdKeyApplication4=0xb8,
EStdKeyApplication5=0xb9,
EStdKeyApplication6=0xba,
EStdKeyApplication7=0xbb,
EStdKeyApplication8=0xbc,
EStdKeyApplication9=0xbd,
EStdKeyApplicationA=0xbe,
EStdKeyApplicationB=0xbf,
EStdKeyApplicationC=0xc0,
EStdKeyApplicationD=0xc1,
EStdKeyApplicationE=0xc2,
EStdKeyApplicationF=0xc3,
EStdKeyYes=0xc4,
EStdKeyNo=0xc5,
EStdKeyIncBrightness=0xc6,
EStdKeyDecBrightness=0xc7,
EStdKeyCaseOpen=0xc8,
EStdKeyCaseClose=0xc9
*/
}
static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym)
{
char debug[256];
//SDL_TRACE1("SDL: TranslateKey, scancode=%d", scancode); //!!
/* Set the keysym information */
keysym->scancode = scancode;
if ((scancode >= MAX_SCANCODE) &&
((scancode - ENonCharacterKeyBase + 0x0081) >= MAX_SCANCODE)) {
SDL_SetError("Too big scancode");
keysym->scancode = SDLK_UNKNOWN;
keysym->mod = KMOD_NONE;
return keysym;
}
keysym->mod = SDL_GetModState(); //!!Is this right??
/* Handle function keys: F1, F2, F3 ... */
if (keysym->mod & KMOD_META) {
if (scancode >= 'A' && scancode < ('A' + 24)) { /* first 32 alphapet keys */
switch(scancode) {
case 'Q': scancode = EStdKeyF1; break;
case 'W': scancode = EStdKeyF2; break;
case 'E': scancode = EStdKeyF3; break;
case 'R': scancode = EStdKeyF4; break;
case 'T': scancode = EStdKeyF5; break;
case 'Y': scancode = EStdKeyF6; break;
case 'U': scancode = EStdKeyF7; break;
case 'I': scancode = EStdKeyF8; break;
case 'A': scancode = EStdKeyF9; break;
case 'S': scancode = EStdKeyF10; break;
case 'D': scancode = EStdKeyF11; break;
case 'F': scancode = EStdKeyF12; break;
}
keysym->sym = keymap[scancode];
}
}
if (scancode >= ENonCharacterKeyBase) {
// Non character keys
keysym->sym = keymap[scancode -
ENonCharacterKeyBase + 0x0081]; // !!hard coded
} else {
keysym->sym = keymap[scancode];
}
/* If UNICODE is on, get the UNICODE value for the key */
keysym->unicode = 0;
#if 0 // !!TODO:unicode
if ( SDL_TranslateUNICODE )
{
/* Populate the unicode field with the ASCII value */
keysym->unicode = scancode;
}
#endif
//!!
//sprintf(debug, "SDL: TranslateKey: keysym->scancode=%d, keysym->sym=%d, keysym->mod=%d",
// keysym->scancode, keysym->sym, keysym->mod);
//SDL_TRACE(debug); //!!
return(keysym);
}
}; /* extern "C" */

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/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997, 1998, 1999, 2000, 2001 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@devolution.com
*/
/*
SDL_epocevents_c.h
Handle the event stream, converting Epoc events into SDL events
Epoc version by Hannu Viitala (hannu.j.viitala@mbnet.fi)
*/
#ifdef SAVE_RCSID
static char rcsid =
"@(#) $Id$";
#endif
extern "C" {
#include "SDL_sysvideo.h"
};
#define MAX_SCANCODE 255
/* Variables and functions exported by SDL_sysevents.c to other parts
of the native video subsystem (SDL_sysvideo.c)
*/
extern "C" {
extern void EPOC_InitOSKeymap(_THIS);
extern void EPOC_PumpEvents(_THIS);
};

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/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997, 1998, 1999, 2000, 2001 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@devolution.com
*/
/*
SDL_epocvideo.cpp
Epoc based SDL video driver implementation
Epoc version by Hannu Viitala (hannu.j.viitala@mbnet.fi)
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
extern "C" {
#include "SDL_error.h"
#include "SDL_timer.h"
#include "SDL_video.h"
#undef NULL
#include "SDL_pixels_c.h"
};
#include "SDL_epocvideo.h"
#include "SDL_epocevents_c.h"
#include <hal.h>
#include <coedef.h>
/* For debugging */
void RDebug_Print_b(char* error_str, void* param)
{
TBuf8<128> error8((TUint8*)error_str);
TBuf<128> error;
error.Copy(error8);
if (param) //!! Do not work if the parameter is really 0!!
RDebug::Print(error, param);
else
RDebug::Print(error);
}
extern "C" void RDebug_Print(char* error_str, void* param)
{
RDebug_Print_b(error_str, param);
}
int Debug_AvailMem2()
{
//User::CompressAllHeaps();
TMemoryInfoV1Buf membuf;
User::LeaveIfError(UserHal::MemoryInfo(membuf));
TMemoryInfoV1 minfo = membuf();
return(minfo.iFreeRamInBytes);
}
extern "C" int Debug_AvailMem()
{
return(Debug_AvailMem2());
}
extern "C" {
/* Initialization/Query functions */
static int EPOC_VideoInit(_THIS, SDL_PixelFormat *vformat);
static SDL_Rect **EPOC_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags);
static SDL_Surface *EPOC_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags);
static int EPOC_SetColors(_THIS, int firstcolor, int ncolors,
SDL_Color *colors);
static void EPOC_VideoQuit(_THIS);
/* Hardware surface functions */
static int EPOC_AllocHWSurface(_THIS, SDL_Surface *surface);
static int EPOC_LockHWSurface(_THIS, SDL_Surface *surface);
static int EPOC_FlipHWSurface(_THIS, SDL_Surface *surface);
static void EPOC_UnlockHWSurface(_THIS, SDL_Surface *surface);
static void EPOC_FreeHWSurface(_THIS, SDL_Surface *surface);
static void EPOC_DirectUpdate(_THIS, int numrects, SDL_Rect *rects);
static int EPOC_Available(void);
static SDL_VideoDevice *EPOC_CreateDevice(int devindex);
/* Mouse functions */
static WMcursor *EPOC_CreateWMCursor(_THIS, Uint8 *data, Uint8 *mask, int w, int h, int hot_x, int hot_y);
static void EPOC_FreeWMCursor(_THIS, WMcursor *cursor);
static int EPOC_ShowWMCursor(_THIS, WMcursor *cursor);
/* !! Table for fast conversion from 8 bit to 12 bit */
static TUint16 EPOC_HWPalette_256_to_4k[256];
VideoBootStrap EPOC_bootstrap = {
"epoc", "EPOC system",
EPOC_Available, EPOC_CreateDevice
};
const TUint32 WindowClientHandle = 9210; //!!
/* Epoc video driver bootstrap functions */
static int EPOC_Available(void)
{
return 1; /* Always available */
}
static void EPOC_DeleteDevice(SDL_VideoDevice *device)
{
free(device->hidden);
free(device);
}
static SDL_VideoDevice *EPOC_CreateDevice(int devindex)
{
SDL_VideoDevice *device;
/* Allocate all variables that we free on delete */
device = (SDL_VideoDevice *)malloc(sizeof(SDL_VideoDevice));
if ( device ) {
memset(device, 0, (sizeof *device));
device->hidden = (struct SDL_PrivateVideoData *)
malloc((sizeof *device->hidden));
}
if ( (device == NULL) || (device->hidden == NULL) ) {
SDL_OutOfMemory();
if ( device ) {
free(device);
}
return(0);
}
memset(device->hidden, 0, (sizeof *device->hidden));
/* Set the function pointers */
device->VideoInit = EPOC_VideoInit;
device->ListModes = EPOC_ListModes;
device->SetVideoMode = EPOC_SetVideoMode;
device->SetColors = EPOC_SetColors;
device->UpdateRects = NULL;
device->VideoQuit = EPOC_VideoQuit;
device->AllocHWSurface = EPOC_AllocHWSurface;
device->CheckHWBlit = NULL;
device->FillHWRect = NULL;
device->SetHWColorKey = NULL;
device->SetHWAlpha = NULL;
device->LockHWSurface = EPOC_LockHWSurface;
device->UnlockHWSurface = EPOC_UnlockHWSurface;
device->FlipHWSurface = EPOC_FlipHWSurface;
device->FreeHWSurface = EPOC_FreeHWSurface;
device->SetIcon = NULL;
device->SetCaption = NULL;
device->GetWMInfo = NULL;
device->FreeWMCursor = EPOC_FreeWMCursor;
device->CreateWMCursor = EPOC_CreateWMCursor;
device->ShowWMCursor = EPOC_ShowWMCursor;
device->WarpWMCursor = NULL;
device->InitOSKeymap = EPOC_InitOSKeymap;
device->PumpEvents = EPOC_PumpEvents;
device->free = EPOC_DeleteDevice;
return device;
}
int GetBpp(TDisplayMode displaymode)
{
TInt numColors = TDisplayModeUtils::NumDisplayModeColors(displaymode);
TInt bitsPerPixel = 1;
for (TInt32 i = 2; i < numColors; i <<= 1, bitsPerPixel++);
return bitsPerPixel;
}
void ConstructWindowL(_THIS)
{
TInt error;
error = Private->EPOC_WsSession.Connect();
User::LeaveIfError(error);
Private->EPOC_WsScreen=new(ELeave) CWsScreenDevice(Private->EPOC_WsSession);
User::LeaveIfError(Private->EPOC_WsScreen->Construct());
User::LeaveIfError(Private->EPOC_WsScreen->CreateContext(Private->EPOC_WindowGc));
Private->EPOC_WsWindowGroup=RWindowGroup(Private->EPOC_WsSession);
User::LeaveIfError(Private->EPOC_WsWindowGroup.Construct(WindowClientHandle));
Private->EPOC_WsWindowGroup.SetOrdinalPosition(0);
//!!
TBuf<32> winGroupName;
winGroupName.Append(0);
winGroupName.Append(0);
winGroupName.Append(0);// uid
winGroupName.Append(0);
winGroupName.Append(_L("SDL")); // caption
winGroupName.Append(0);
winGroupName.Append(0); //doc name
Private->EPOC_WsWindowGroup.SetName(winGroupName); //!!
Private->EPOC_WsWindow=RWindow(Private->EPOC_WsSession);
User::LeaveIfError(Private->EPOC_WsWindow.Construct(Private->EPOC_WsWindowGroup,WindowClientHandle));
Private->EPOC_WsWindow.SetBackgroundColor(KRgbWhite);
Private->EPOC_WsWindow.Activate();
Private->EPOC_WsWindow.SetSize(Private->EPOC_WsScreen->SizeInPixels());
Private->EPOC_WsWindow.SetVisible(ETrue);
Private->EPOC_WsWindowGroupID = Private->EPOC_WsWindowGroup.Identifier();
Private->EPOC_IsWindowFocused = EFalse;
}
int EPOC_VideoInit(_THIS, SDL_PixelFormat *vformat)
{
// !!TODO:handle leave functions!
int i;
/* Initialize all variables that we clean on shutdown */
for ( i=0; i<SDL_NUMMODES; ++i ) {
Private->SDL_modelist[i] = (SDL_Rect *)malloc(sizeof(SDL_Rect));
Private->SDL_modelist[i]->x = Private->SDL_modelist[i]->y = 0;
}
/* Modes sorted largest to smallest !!TODO:sorting order??*/
Private->SDL_modelist[0]->w = 640; Private->SDL_modelist[0]->h = 200;
Private->SDL_modelist[1]->w = 320; Private->SDL_modelist[1]->h = 200;
Private->SDL_modelist[2]->w = 640; Private->SDL_modelist[2]->h = 400;
Private->SDL_modelist[3]->w = 640; Private->SDL_modelist[3]->h = 480;
Private->SDL_modelist[4] = NULL;
/* Construct Epoc window */
ConstructWindowL(_this);
/* Initialise Epoc frame buffer */
TDisplayMode displayMode = Private->EPOC_WsScreen->DisplayMode();
#ifndef __WINS__
TScreenInfoV01 screenInfo;
TPckg<TScreenInfoV01> sInfo(screenInfo);
UserSvr::ScreenInfo(sInfo);
Private->EPOC_ScreenSize = screenInfo.iScreenSize;
Private->EPOC_DisplayMode = displayMode;
Private->EPOC_HasFrameBuffer = screenInfo.iScreenAddressValid;
Private->EPOC_FrameBuffer = Private->EPOC_HasFrameBuffer ? (TUint8*) screenInfo.iScreenAddress : NULL;
Private->EPOC_BytesPerPixel = ((GetBpp(displayMode)-1) / 8) + 1;
Private->EPOC_BytesPerScanLine = screenInfo.iScreenSize.iWidth * Private->EPOC_BytesPerPixel;
/* It seems that in SA1100 machines for 8bpp displays there is a 512 palette table at the
* beginning of the frame buffer. E.g. Series 7 and Netbook.
* In 12 bpp machines the table has 16 entries.
*/
if (Private->EPOC_HasFrameBuffer && GetBpp(displayMode) == 8)
Private->EPOC_FrameBuffer += 512;
if (Private->EPOC_HasFrameBuffer && GetBpp(displayMode) == 12)
Private->EPOC_FrameBuffer += 16 * 2;
#else /* defined __WINS__ */
/* Create bitmap, device and context for screen drawing */
Private->EPOC_ScreenSize = Private->EPOC_WsScreen->SizeInPixels();
Private->EPOC_Bitmap = new (ELeave) CWsBitmap(Private->EPOC_WsSession);
Private->EPOC_Bitmap->Create(Private->EPOC_ScreenSize, displayMode);
Private->EPOC_DisplayMode = displayMode;
Private->EPOC_HasFrameBuffer = ETrue;
Private->EPOC_FrameBuffer = NULL; /* Private->EPOC_Bitmap->DataAddress() can change any time */
Private->EPOC_BytesPerPixel = ((GetBpp(displayMode)-1) / 8) + 1;
Private->EPOC_BytesPerScanLine = Private->EPOC_WsScreen->SizeInPixels().iWidth * Private->EPOC_BytesPerPixel;
#endif /* __WINS__ */
/* The "best" video format should be returned to caller. */
vformat->BitsPerPixel = /*!!GetBpp(displayMode) */ 8;
vformat->BytesPerPixel = /*!!Private->EPOC_BytesPerPixel*/ 1;
/* Activate events for me */
Private->EPOC_WsEventStatus = KRequestPending;
Private->EPOC_WsSession.EventReady(&Private->EPOC_WsEventStatus);
Private->EPOC_RedrawEventStatus = KRequestPending;
Private->EPOC_WsSession.RedrawReady(&Private->EPOC_RedrawEventStatus);
Private->EPOC_WsWindow.PointerFilter(EPointerFilterDrag, 0);
Private->EPOC_ScreenOffset = 0;
//!! TODO: error handling
//if (ret != KErrNone)
// return(-1);
//else
return(0);
}
SDL_Rect **EPOC_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags)
{
if (format->BitsPerPixel == 12 || format->BitsPerPixel == 8)
return Private->SDL_modelist;
return NULL;
}
int EPOC_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors)
{
for(int i = firstcolor; i < ncolors; i++) {
// 4k value: 000rgb
TUint16 color4K = 0;
color4K |= (colors[i].r & 0x0000f0) << 4;
color4K |= (colors[i].g & 0x0000f0);
color4K |= (colors[i].b & 0x0000f0) >> 4;
EPOC_HWPalette_256_to_4k[i] = color4K;
}
return(0);
}
SDL_Surface *EPOC_SetVideoMode(_THIS, SDL_Surface *current,
int width, int height, int bpp, Uint32 flags)
{
/* Check parameters */
if (!((width == 640 && height == 200 && bpp == 12) ||
(width == 640 && height == 400 && bpp == 12) ||
(width == 640 && height == 480 && bpp == 12) ||
(width == 320 && height == 200 && bpp == 12) ||
(width == 640 && height == 200 && bpp == 8) ||
(width == 640 && height == 400 && bpp == 8) ||
(width == 640 && height == 480 && bpp == 8) ||
(width == 320 && height == 200 && bpp == 8))) {
SDL_SetError("Requested video mode is not supported");
return NULL;
}
if (current && current->pixels) {
free(current->pixels);
current->pixels = NULL;
}
if ( ! SDL_ReallocFormat(current, bpp, 0, 0, 0, 0) ) {
return(NULL);
}
/* Set up the new mode framebuffer */
if (bpp == 8)
current->flags = (SDL_FULLSCREEN|SDL_SWSURFACE|SDL_PREALLOC|SDL_HWPALETTE);
else // 12 bpp
current->flags = (SDL_FULLSCREEN|SDL_SWSURFACE|SDL_PREALLOC);
current->w = width;
current->h = height;
int numBytesPerPixel = ((bpp-1)>>3) + 1;
current->pitch = numBytesPerPixel * width; // Number of bytes in scanline
current->pixels = malloc(width * height * numBytesPerPixel);
memset(current->pixels, 0, width * height * numBytesPerPixel);
/* Set the blit function */
_this->UpdateRects = EPOC_DirectUpdate;
/* Must buffer height be shrinked to screen by 2 ? */
if (current->h >= 400)
Private->EPOC_ShrinkedHeight = ETrue;
/* Centralize game window on device screen */
Private->EPOC_ScreenOffset = (Private->EPOC_ScreenSize.iWidth - current->w) / 2;
/* We're done */
return(current);
}
void RedrawWindowL(_THIS)
{
SDL_Rect fullScreen;
fullScreen.x = 0;
fullScreen.y = 0;
fullScreen.w = _this->screen->w;
fullScreen.h = _this->screen->h;
#ifdef __WINS__
TBitmapUtil lock(Private->EPOC_Bitmap);
lock.Begin(TPoint(0,0)); // Lock bitmap heap
Private->EPOC_WindowGc->Activate(Private->EPOC_WsWindow);
#endif
if (fullScreen.w < Private->EPOC_ScreenSize.iWidth
&& fullScreen.w < Private->EPOC_ScreenSize.iWidth) {
/* Draw blue stripes background */
#ifdef __WINS__
TUint16* screenBuffer = (TUint16*)Private->EPOC_Bitmap->DataAddress();
#else
TUint16* screenBuffer = (TUint16*)Private->EPOC_FrameBuffer;
#endif
for (int y=0; y < Private->EPOC_ScreenSize.iHeight; y++) {
for (int x=0; x < Private->EPOC_ScreenSize.iWidth; x++) {
TUint16 color = ((x+y)>>1) & 0xf; /* Draw pattern */
*screenBuffer++ = color;
}
}
}
/* Tell the system that something has been drawn */
TRect rect = TRect(Private->EPOC_WsWindow.Size());
Private->EPOC_WsWindow.Invalidate(rect);
#ifdef __WINS__
Private->EPOC_WsWindow.BeginRedraw(rect);
Private->EPOC_WindowGc->BitBlt(TPoint(), Private->EPOC_Bitmap);
Private->EPOC_WsWindow.EndRedraw();
Private->EPOC_WindowGc->Deactivate();
lock.End(); // Unlock bitmap heap
Private->EPOC_WsSession.Flush();
#endif
/* Draw current buffer */
EPOC_DirectUpdate(_this, 1, &fullScreen);
}
/* We don't actually allow hardware surfaces other than the main one */
static int EPOC_AllocHWSurface(_THIS, SDL_Surface *surface)
{
return(-1);
}
static void EPOC_FreeHWSurface(_THIS, SDL_Surface *surface)
{
return;
}
static int EPOC_LockHWSurface(_THIS, SDL_Surface *surface)
{
return(0);
}
static void EPOC_UnlockHWSurface(_THIS, SDL_Surface *surface)
{
return;
}
static int EPOC_FlipHWSurface(_THIS, SDL_Surface *surface)
{
return(0);
}
static void EPOC_DirectUpdate(_THIS, int numrects, SDL_Rect *rects)
{
TInt focusWindowGroupId = Private->EPOC_WsSession.GetFocusWindowGroup();
if (focusWindowGroupId != Private->EPOC_WsWindowGroupID) {
/* Force focus window to redraw again for cleaning away SDL screen graphics */
TInt pos = Private->EPOC_WsWindowGroup.OrdinalPosition();
Private->EPOC_WsWindowGroup.SetOrdinalPosition(0, KMaxTInt);
TRect rect = TRect(Private->EPOC_WsWindow.Size());
Private->EPOC_WsWindow.Invalidate(rect);
Private->EPOC_WsWindowGroup.SetOrdinalPosition(pos, ECoeWinPriorityNormal);
/* If this is not the topmost window, wait here! Sleep for 1 second to give cpu to
multitasking and poll for being the topmost window.
*/
while (Private->EPOC_WsSession.GetFocusWindowGroup() != Private->EPOC_WsWindowGroupID)
SDL_Delay(1000);
RedrawWindowL(_this);
}
TInt i;
TInt sourceNumBytesPerPixel = ((_this->screen->format->BitsPerPixel-1)>>3) + 1;
TInt targetNumBytesPerPixel = Private->EPOC_BytesPerPixel;
TInt fixedOffset = Private->EPOC_ScreenOffset;
TInt screenW = _this->screen->w;
TInt screenH = _this->screen->h;
TInt sourceScanlineLength = screenW;
if (Private->EPOC_ShrinkedHeight) { /* simulate 400 pixel height in 200 pixel screen */
sourceScanlineLength <<= 1;
screenH >>= 1;
}
TInt targetScanlineLength = Private->EPOC_ScreenSize.iWidth;
#ifdef __WINS__
TBitmapUtil lock(Private->EPOC_Bitmap);
lock.Begin(TPoint(0,0)); // Lock bitmap heap
Private->EPOC_WindowGc->Activate(Private->EPOC_WsWindow);
TUint16* screenBuffer = (TUint16*)Private->EPOC_Bitmap->DataAddress();
#else
TUint16* screenBuffer = (TUint16*)Private->EPOC_FrameBuffer;
#endif
/* Render the rectangles in the list */
for ( i=0; i < numrects; ++i ) {
SDL_Rect rect2;
const SDL_Rect& currentRect = rects[i];
rect2.x = currentRect.x;
rect2.y = currentRect.y;
rect2.w = currentRect.w;
rect2.h = currentRect.h;
if (rect2.w <= 0 || rect2.h <= 0) /* sanity check */
continue;
if (Private->EPOC_ShrinkedHeight) { /* simulate 400 pixel height in 200 pixel screen */
rect2.y >>= 1;
if (!(rect2.h >>= 1))
rect2.h = 1; // always at least 1 pixel height!
}
/* All variables are measured in pixels */
/* Check rects validity, i.e. upper and lower bounds */
TInt maxX = Min(screenW - 1, rect2.x + rect2.w - 1);
TInt maxY = Min(screenH - 1, rect2.y + rect2.h - 1);
if (maxX < 0 || maxY < 0) /* sanity check */
continue;
maxY = Min(maxY, 199);
TInt sourceRectWidth = maxX - rect2.x + 1;
TInt sourceRectWidthInBytes = sourceRectWidth * sourceNumBytesPerPixel;
TInt sourceRectHeight = maxY - rect2.y + 1;
TInt sourceStartOffset = rect2.x + rect2.y * sourceScanlineLength;
TInt targetStartOffset = fixedOffset + rect2.x + rect2.y * targetScanlineLength;
// !! Nokia9210 native mode: 12 bpp --> 12 bpp
if (_this->screen->format->BitsPerPixel == 12) {
TUint16* bitmapLine = (TUint16*)_this->screen->pixels + sourceStartOffset;
TUint16* screenMemory = screenBuffer + targetStartOffset;
for(TInt y = 0 ; y < sourceRectHeight ; y++) {
__ASSERT_DEBUG(screenMemory < (screenBuffer
+ Private->EPOC_ScreenSize.iWidth * Private->EPOC_ScreenSize.iHeight),
User::Panic(_L("SDL"), KErrCorrupt));
__ASSERT_DEBUG(screenMemory >= screenBuffer,
User::Panic(_L("SDL"), KErrCorrupt));
__ASSERT_DEBUG(bitmapLine < ((TUint16*)_this->screen->pixels +
+ (_this->screen->w * _this->screen->h)),
User::Panic(_L("SDL"), KErrCorrupt));
__ASSERT_DEBUG(bitmapLine >= (TUint16*)_this->screen->pixels,
User::Panic(_L("SDL"), KErrCorrupt));
Mem::Copy(screenMemory, bitmapLine, sourceRectWidthInBytes);
bitmapLine += sourceScanlineLength;
screenMemory += targetScanlineLength;
}
}
// !! 256 color paletted mode: 8 bpp --> 12 bpp
else {
TUint8* bitmapLine = (TUint8*)_this->screen->pixels + sourceStartOffset;
TUint16* screenMemory = screenBuffer + targetStartOffset;
for(TInt y = 0 ; y < sourceRectHeight ; y++) {
TUint8* bitmapPos = bitmapLine; /* 1 byte per pixel */
TUint16* screenMemoryLinePos = screenMemory; /* 2 bytes per pixel */
/* Convert each pixel from 256 palette to 4k color values */
for(TInt x = 0 ; x < sourceRectWidth ; x++) {
__ASSERT_DEBUG(screenMemoryLinePos < (screenBuffer
+ (Private->EPOC_ScreenSize.iWidth * Private->EPOC_ScreenSize.iHeight)),
User::Panic(_L("SDL"), KErrCorrupt));
__ASSERT_DEBUG(screenMemoryLinePos >= screenBuffer,
User::Panic(_L("SDL"), KErrCorrupt));
__ASSERT_DEBUG(bitmapPos < ((TUint8*)_this->screen->pixels +
+ (_this->screen->w * _this->screen->h)),
User::Panic(_L("SDL"), KErrCorrupt));
__ASSERT_DEBUG(bitmapPos >= (TUint8*)_this->screen->pixels,
User::Panic(_L("SDL"), KErrCorrupt));
*screenMemoryLinePos = EPOC_HWPalette_256_to_4k[*bitmapPos];
bitmapPos++;
screenMemoryLinePos++;
}
bitmapLine += sourceScanlineLength;
screenMemory += targetScanlineLength;
}
}
}
#ifdef __WINS__
TRect rect = TRect(Private->EPOC_WsWindow.Size());
Private->EPOC_WsWindow.Invalidate(rect);
Private->EPOC_WsWindow.BeginRedraw(rect);
Private->EPOC_WindowGc->BitBlt(TPoint(), Private->EPOC_Bitmap);
Private->EPOC_WsWindow.EndRedraw();
Private->EPOC_WindowGc->Deactivate();
lock.End(); // Unlock bitmap heap
Private->EPOC_WsSession.Flush();
#endif
/* Update virtual cursor */
//!!Private->EPOC_WsSession.SetPointerCursorPosition(Private->EPOC_WsSession.PointerCursorPosition());
return;
}
/* Note: If we are terminated, this could be called in the middle of
another SDL video routine -- notably UpdateRects.
*/
void EPOC_VideoQuit(_THIS)
{
int i;
/* Free video mode lists */
for ( i=0; i<SDL_NUMMODES; ++i ) {
if ( Private->SDL_modelist[i] != NULL ) {
free(Private->SDL_modelist[i]);
Private->SDL_modelist[i] = NULL;
}
}
if ( _this->screen && (_this->screen->flags & SDL_HWSURFACE) ) {
/* Direct screen access, no memory buffer */
_this->screen->pixels = NULL;
}
if (_this->screen && _this->screen->pixels) {
free(_this->screen->pixels);
_this->screen->pixels = NULL;
}
/* Free Epoc resources */
/* Disable events for me */
if (Private->EPOC_WsEventStatus != KRequestPending)
Private->EPOC_WsSession.EventReadyCancel();
if (Private->EPOC_RedrawEventStatus != KRequestPending)
Private->EPOC_WsSession.RedrawReadyCancel();
#ifdef __WINS__
delete Private->EPOC_Bitmap;
Private->EPOC_Bitmap = NULL;
#endif
if (Private->EPOC_WsWindow.WsHandle())
Private->EPOC_WsWindow.Close();
if (Private->EPOC_WsWindowGroup.WsHandle())
Private->EPOC_WsWindowGroup.Close();
delete Private->EPOC_WindowGc;
Private->EPOC_WindowGc = NULL;
delete Private->EPOC_WsScreen;
Private->EPOC_WsScreen = NULL;
if (Private->EPOC_WsSession.WsHandle())
Private->EPOC_WsSession.Close();
}
WMcursor *EPOC_CreateWMCursor(_THIS, Uint8 *data, Uint8 *mask, int w, int h, int hot_x, int hot_y)
{
return (WMcursor *) 9210; // it's ok to return something unuseful but true
}
void EPOC_FreeWMCursor(_THIS, WMcursor *cursor)
{
/* Disable virtual cursor */
HAL::Set(HAL::EMouseState, HAL::EMouseState_Invisible);
Private->EPOC_WsSession.SetPointerCursorMode(EPointerCursorNone);
}
int EPOC_ShowWMCursor(_THIS, WMcursor *cursor)
{
if (cursor == (WMcursor *)9210) {
/* Enable virtual cursor */
HAL::Set(HAL::EMouseState, HAL::EMouseState_Visible);
Private->EPOC_WsSession.SetPointerCursorMode(EPointerCursorNormal);
}
else {
/* Disable virtual cursor */
HAL::Set(HAL::EMouseState, HAL::EMouseState_Invisible);
Private->EPOC_WsSession.SetPointerCursorMode(EPointerCursorNone);
}
return(1);
}
}; // extern "C"

89
src/video/epoc/SDL_epocvideo.h Normal file
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/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997, 1998, 1999, 2000, 2001 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@devolution.com
*/
/*
SDL_epocvideo.h
Epoc based SDL video driver implementation
Epoc version by Hannu Viitala (hannu.j.viitala@mbnet.fi)
*/
#ifndef _SDL_epocvideo_h
#define _SDL_epocvideo_h
extern "C" {
#include "SDL_mouse.h"
#include "SDL_sysvideo.h"
};
#include <e32std.h>
#include <bitdev.h>
#include <w32std.h>
/* Hidden "this" pointer for the video functions */
#define _THIS SDL_VideoDevice *_this
#define Private _this->hidden
#define SDL_NUMMODES 4
/* Private display data */
struct SDL_PrivateVideoData {
SDL_Rect *SDL_modelist[SDL_NUMMODES+1];
/* Epoc window server info */
RWsSession EPOC_WsSession;
RWindowGroup EPOC_WsWindowGroup;
TInt EPOC_WsWindowGroupID;
RWindow EPOC_WsWindow;
CWsScreenDevice* EPOC_WsScreen;
CWindowGc* EPOC_WindowGc;
TRequestStatus EPOC_WsEventStatus;
TRequestStatus EPOC_RedrawEventStatus;
TWsEvent EPOC_WsEvent;
TWsRedrawEvent EPOC_RedrawEvent;
#ifdef __WINS__
CWsBitmap* EPOC_Bitmap;
#endif
TBool EPOC_IsWindowFocused; //!!Not used for anything yet!
/* Screen hardware frame buffer info */
TBool EPOC_HasFrameBuffer;
TInt EPOC_BytesPerPixel;
TInt EPOC_BytesPerScanLine;
TDisplayMode EPOC_DisplayMode;
TSize EPOC_ScreenSize;
TUint8* EPOC_FrameBuffer; /* if NULL in HW we can't do direct screen access */
TInt EPOC_ScreenOffset;
/* Simulate double screen height */
TBool EPOC_ShrinkedHeight;
};
extern "C" {
extern void RedrawWindowL(_THIS);
};
#endif /* _SDL_epocvideo_h */