/* static */ bool AIRail::RemoveRailTrack(TileIndex tile, RailTrack rail_track)
{
EnforcePrecondition(false, ::IsValidTile(tile));
EnforcePrecondition(false, ::IsPlainRailTile(tile) || ::IsLevelCrossingTile(tile));
EnforcePrecondition(false, GetRailTracks(tile) & rail_track);
EnforcePrecondition(false, KillFirstBit((uint)rail_track) == 0);
return AIObject::DoCommand(tile, tile, GetCurrentRailType() | (FindFirstTrack((::TrackBits)rail_track) << 4), CMD_REMOVE_RAILROAD_TRACK);
}
/* static */ bool AIRail::BuildRailTrack(TileIndex tile, RailTrack rail_track)
{
EnforcePrecondition(false, ::IsValidTile(tile));
EnforcePrecondition(false, rail_track != 0);
EnforcePrecondition(false, (rail_track & ~::TRACK_BIT_ALL) == 0);
EnforcePrecondition(false, KillFirstBit((uint)rail_track) == 0);
EnforcePrecondition(false, IsRailTypeAvailable(GetCurrentRailType()));
return AIObject::DoCommand(tile, tile, GetCurrentRailType() | (FindFirstTrack((::TrackBits)rail_track) << 4), CMD_BUILD_RAILROAD_TRACK);
}
Trackdir Ship::GetVehicleTrackdir() const
{
if (this->vehstatus & VS_CRASHED) return INVALID_TRACKDIR;
if (this->IsInDepot()) {
/* We'll assume the ship is facing outwards */
return DiagDirToDiagTrackdir(GetShipDepotDirection(this->tile));
}
if (this->state == TRACK_BIT_WORMHOLE) {
/* ship on aqueduct, so just use his direction and assume a diagonal track */
return DiagDirToDiagTrackdir(DirToDiagDir(this->direction));
}
return TrackDirectionToTrackdir(FindFirstTrack(this->state), this->direction);
}
BOOL FAR PASCAL
ControlWndProc(
IN HWND hwnd,
IN DWORD message,
IN DWORD wParam,
IN LONG lParam
)
/*++
Routine Description:
This routine handles messages from the child windows for this
routine.
Arguments:
hwnd - supplies a handle to the window to draw into
message - supplies the window message to the window pointed to be "hwnd"
wParam - supplies the word parameter for the message in "message"
lParam - supplies the long parameter for the message in "message"
Return Value:
Whatever our call to DefWindowProc returns for this window.
--*/
{
HDC hdc;
PAINTSTRUCT ps;
RECT r;
LPDRAWITEMSTRUCT lpdis;
UINT ButtonId;
INT i;
HWND hwndCntl;
UINT WorkState;
BOOL bPlaying,bPaused;
PTRACK_PLAY tr;
switch( message ) {
case WM_CREATE:
//
// Load in the bitmap with the appropriate buttons.
//
hbmCtrlBtns = LoadBitmap((HANDLE) gInstance, "ControlBtns");
break;
case WM_DRAWITEM:
//
// Take care of drawing the appropriate button.
//
lpdis = (LPDRAWITEMSTRUCT) lParam;
//
// Find the control which needs to be drawn. This should be the
//
ButtonId = LOWORD(wParam);
for (i = 0; i < gNumControls; i++) {
if ((cChild[i].ParentId == ID_CHILD_CONTROL)&&(cChild[i].id == ButtonId)) {
break;
}
}
//
// If it's not one of the controls we draw, break.
//
if (i == gNumControls) {
break;
}
//
// All of our child controls are user-drawn buttons currently, so
// call our routine to draw an ownerdrawn button.
//
DrawOdButton(lpdis,hbmCtrlBtns,&cChild[i]);
break;
case WM_COMMAND:
//
// Need to detect button presses, etc.
//
if ((HIWORD(wParam) == BN_CLICKED)||(HIWORD(wParam) == BN_DOUBLECLICKED)) {
ButtonId = LOWORD(wParam);
hwndCntl = (HWND) lParam;
for (i = 0; i < gNumControls; i++) {
if ((cChild[i].ParentId == ID_CHILD_CONTROL)&&(cChild[i].id==ButtonId)) {
break;
}
}
//
// Don't process button clicks for disabled buttons.
//
if (cChild[i].state & STATE_DISABLED) {
break;
}
switch (ButtonId) {
case IDB_SCAN_FORWARD:
//TimeAdjustIncSecond( gCurrCdrom );
break;
case IDB_SCAN_REVERSE:
//TimeAdjustDecSecond( gCurrCdrom );
break;
case IDB_TRACK_FORWARD:
case IDB_TRACK_REVERSE:
if (ButtonId == IDB_TRACK_FORWARD) {
WorkState = SKIP_F;
} else {
WorkState = SKIP_B;
}
//
// skip to track button pressed and is legal
//
gState |= WorkState;
//
// If we are currently playing, stop play thread
// temporarily until we are at the next track
//
if (gState & PLAYING)
ResetEvent( hPlayEv );
//
// Initiate request to skip to next track
//
PostDisplayMessage((WorkState == SKIP_F)?MESS_SKIP_F:MESS_SKIP_B);
//
// Let play thread continue execution
//
if (gState & PLAYING)
SetEvent( hPlayEv );
gState &= (~WorkState);
break;
case IDB_EJECT:
//
// User pressed EJECT button
//
if (gState & PAUSED) {
gState &= (~(PAUSED_AND_MOVED|PAUSED));
ResetEvent(hPauseEv);
}
if (gState & PLAYING) {
//
// Reset button
//
SetOdCntl(ghwndPlay, 'U', TRUE);
//
// Mark not playing
//
gState &= ~PLAYING;
gState |= STOPPED;
}
if (EjectTheCdromDisc(gCurrCdrom)) {
//
// Need to reset this drive to generic
// disc...
//
gState = (NO_CD | STOPPED);
TimeAdjustInitialize( gCurrCdrom );
}
break;
case IDB_PLAY:
if (gState & CD_LOADED) {
SetOdCntl(ghwndPlay, 'D', TRUE);
SetEvent( hPlayEv );
gState |= PLAY_PENDING;
if (gState & PAUSED) {
if (gState & PAUSED_AND_MOVED) {
gState &= (~PAUSED_AND_MOVED);
gState |= PLAYING;
if (SeekToCurrSecond( gCurrCdrom )) {
SetOdCntl(ghwndPause, 'U', TRUE);
gState &= (~PAUSED);
gState |= PLAYING;
ResetEvent( hPauseEv );
} else
gState &= (~PLAYING);
} else {
if (ResumeTheCdromDrive(gCurrCdrom)) {
SetOdCntl(ghwndPause, 'U', TRUE);
gState &= (~PAUSED);
gState |= PLAYING;
ResetEvent( hPauseEv );
}
}
} else {
if (gState & STOPPED) {
if (PlayCurrTrack(gCurrCdrom)) {
gState &= (~STOPPED);
gState |= PLAYING;
} else {
ResetEvent( hPlayEv );
}
}
}
if (!(gState & PLAYING)) {
SetOdCntl(ghwndPlay,'U',TRUE);
}
}
break;
case IDB_STOP:
bPlaying = gState & PLAYING;
bPaused = gState & PAUSED;
gState &= ~PLAY_PENDING;
if ((bPlaying || bPaused)&&StopTheCdromDrive(gCurrCdrom)) {
SetOdCntl(bPlaying ? ghwndPlay : ghwndPause, 'U', TRUE);
gState &= (~(bPlaying ? PLAYING : PAUSED));
gState |= STOPPED;
//
// Stop Play Mechanism
//
ResetEvent( bPlaying ? hPlayEv : hPauseEv );
FlushDisplayMessageQueue();
//
// Stop the current play operation and seek to first
// playable track
//
CURRTRACK( gCurrCdrom ) = FindFirstTrack( gCurrCdrom );
tr = CURRTRACK( gCurrCdrom );
TimeAdjustSkipToTrack( gCurrCdrom, tr );
UpdateDisplay( DISPLAY_UPD_LED |
DISPLAY_UPD_TRACK_TIME |
DISPLAY_UPD_TRACK_NAME
);
}
break;
case IDB_PAUSE:
gState &= ~PLAY_PENDING;
if (gState & PLAYING) {
SetEvent( hPauseEv );
ResetEvent( hPlayEv );
if (PauseTheCdromDrive(gCurrCdrom)) {
SetOdCntl(ghwndPlay, 'U', TRUE);
SetOdCntl(ghwndPause, 'D', TRUE);
gState &= (~PLAYING);
gState |= PAUSED;
} else {
SetEvent( hPlayEv );
}
} else {
if (gState & PAUSED) {
//
// fake press on play button
//
PostMessage( ghwndPlay,
WM_LBUTTONDOWN,
1,
0
);
PostMessage( ghwndPlay,
WM_LBUTTONUP,
1,
0
);
}
}
break;
}
}
break;
case WM_PAINT:
hdc = BeginPaint( hwnd, &ps );
GetClientRect( hwnd, &r );
//
// Draw line across top
//
SelectObject( hdc, (HGDIOBJ)hpWhite );
MoveToEx( hdc, r.left, r.top, NULL );
LineTo( hdc, r.right, r.top );
EndPaint( hwnd, (CONST PAINTSTRUCT *)&ps );
return( 0 );
break;
case WM_DESTROY:
//
// Unload the bitmap for the buttons.
//
DeleteObject(hbmCtrlBtns);
break;
}
return( DefWindowProc( hwnd, message, wParam, lParam ) );
}