scummvm/engines/saga2/display.h
2021-07-01 01:37:12 +02:00

114 lines
3.4 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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.
*
*
* Based on the original sources
* Faery Tale II -- The Halls of the Dead
* (c) 1993-1996 The Wyrmkeep Entertainment Co.
*/
#ifndef SAGA2_DISPLAY_H
#define SAGA2_DISPLAY_H
namespace Saga2 {
/* ===================================================================== *
Types
* ===================================================================== */
enum DisplayDisabledBecause {
GameNotInitialized = 1 << 0,
PlayingVideo = 1 << 1,
GraphicsInit = 1 << 2,
GameSuspended = 1 << 3,
GameEnded = 1 << 4,
#ifdef _WIN32
WindowInactive = 1 << 8,
WindowResizing = 1 << 9,
TimerSuspended = 1 << 10,
WindowReresing = 1 << 11,
#endif
};
/* ===================================================================== *
Prototypes
* ===================================================================== */
void endGame(void);
// ------------------------------------------------------------------------
// Display initialization
void niceScreenStartup(void);
void initBackPanel(void);
// ------------------------------------------------------------------------
// Display disable flags
void displayEnable(DisplayDisabledBecause reason, bool onOff = true);
bool displayEnabled(uint32 mask = 0xFFFFFFFF);
bool displayOkay(void);
void mainEnable(void);
void mainDisable(void);
inline void displayDisable(DisplayDisabledBecause reason, bool onOff = false) {
displayEnable(reason, onOff);
}
// ------------------------------------------------------------------------
// palette changes can be disabled
void enablePaletteChanges(void);
void disablePaletteChanges(void);
bool paletteChangesEnabled(void);
// ------------------------------------------------------------------------
// Screen refreshes
void delayedDisplayEnable(void);
void externalPaletteIntrusion(void);
void reDrawScreen(void);
void blackOut(void);
void showLoadMessage(void);
// ------------------------------------------------------------------------
// Video mode save and restore for videos
void pushVidState(void);
void popVidState(void);
// ------------------------------------------------------------------------
// Calls to suspend audio
void suspendAudio(void);
void resumeAudio(void);
// ------------------------------------------------------------------------
// The display may be disabled for several reasons these track them
#ifdef _WIN32
void localCursorOn(void);
void localCursorOff(void);
#endif
void blackOut(void);
void assertCurrentPalette(void);
} // end of namespace Saga2
#endif //DISPLAY_H