private byte MainLoop()
{
byte retCode = 0;
System.InputManager.ResetKeys();
while ((retCode == 0) && !ShouldQuit)
{
// do we need the section45-hack from sword.c here?
CheckCd();
_screen.NewScreen(Logic.ScriptVars[(int)ScriptVariableNames.NEW_SCREEN]);
_logic.NewScreen(Logic.ScriptVars[(int)ScriptVariableNames.NEW_SCREEN]);
_sound.NewScreen(Logic.ScriptVars[(int)ScriptVariableNames.NEW_SCREEN]);
Logic.ScriptVars[(int)ScriptVariableNames.SCREEN] = Logic.ScriptVars[(int)ScriptVariableNames.NEW_SCREEN];
do
{
int newTime;
bool scrollFrameShown = false;
int frameTime = Environment.TickCount;
_logic.Engine();
_logic.UpdateScreenParams(); // sets scrolling
_screen.Draw();
_mouse.Animate();
_sound.Engine();
_menu.Refresh(Menu.MENU_TOP);
_menu.Refresh(Menu.MENU_BOT);
newTime = Environment.TickCount;
if (newTime - frameTime < 1000 / FRAME_RATE)
{
scrollFrameShown = _screen.ShowScrollFrame();
Delay(1000 / (FRAME_RATE * 2) - (Environment.TickCount - frameTime));
}
newTime = Environment.TickCount;
if ((newTime - frameTime < 1000 / FRAME_RATE) || !scrollFrameShown)
{
_screen.UpdateScreen();
}
Delay(1000 / FRAME_RATE - (Environment.TickCount - frameTime));
_mouse.Engine((ushort)_mouseCoord.X, (ushort)_mouseCoord.Y, _mouseState);
if (SystemVars.ForceRestart)
{
retCode = Control.CONTROL_RESTART_GAME;
}
// The control panel is triggered by F5 or ESC.
else if (((_keyPressed.IsKeyDown(KeyCode.F5) || _keyPressed.IsKeyDown(KeyCode.Escape)) &&
(Logic.ScriptVars[(int)ScriptVariableNames.MOUSE_STATUS] & 1) != 0) ||
(SystemVars.ControlPanelMode != 0))
{
retCode = _control.RunPanel();
if (retCode == Control.CONTROL_NOTHING_DONE)
{
_screen.FullRefresh();
}
}
// TODO: Check for Debugger Activation
//if (_keyPressed.hasFlags(Common::KBD_CTRL) && _keyPressed.keycode == Common::KEYCODE_d)
//{
// this.getDebugger().attach();
// this.getDebugger().onFrame();
//}
_mouseState = 0;
_keyPressed = new ScummInputState();
} while ((Logic.ScriptVars[(int)ScriptVariableNames.SCREEN] == Logic.ScriptVars[(int)ScriptVariableNames.NEW_SCREEN]) && (retCode == 0) && !ShouldQuit);
if ((retCode == 0) && (Logic.ScriptVars[(int)ScriptVariableNames.SCREEN] != 53) && SystemVars.WantFade && !ShouldQuit)
{
_screen.FadeDownPalette();
int relDelay = Environment.TickCount;
while (_screen.StillFading())
{
relDelay += 1000 / FRAME_RATE;
_screen.UpdateScreen();
Delay(relDelay - Environment.TickCount);
}
}
_sound.QuitScreen();
_screen.QuitScreen(); // close graphic resources
_objectMan.CloseSection(Logic.ScriptVars[(int)ScriptVariableNames.SCREEN]); // close the section that PLAYER has just left, if it's empty now
}
return(retCode);
}
