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/* 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.
*
*/
#include "sludge/allfiles.h"
#include "sludge/cursors.h"
#include "sludge/backdrop.h"
#include "sludge/event.h"
#include "sludge/fonttext.h"
#include "sludge/freeze.h"
#include "sludge/graphics.h"
#include "sludge/newfatal.h"
#include "sludge/objtypes.h"
#include "sludge/people.h"
#include "sludge/region.h"
#include "sludge/sprites.h"
#include "sludge/sprbanks.h"
#include "sludge/sludge.h"
#include "sludge/sludger.h"
#include "sludge/statusba.h"
#include "sludge/talk.h"
#include "sludge/zbuffer.h"
namespace Sludge {
extern OnScreenPerson *allPeople;
extern ScreenRegion *allScreenRegions;
extern ScreenRegion *overRegion;
extern SpeechStruct *speech;
void GraphicsManager::freezeGraphics() {
int w = _winWidth;
int h = _winHeight;
_freezeSurface.create(w, h, *g_sludge->getScreenPixelFormat());
displayBase();
_freezeSurface.copyFrom(_renderSurface);
}
bool GraphicsManager::freeze() {
FrozenStuffStruct *newFreezer = new FrozenStuffStruct;
if (!checkNew(newFreezer))
return false;
// Grab a copy of the current scene
freezeGraphics();
newFreezer->backdropSurface.copyFrom(_backdropSurface);
newFreezer->sceneWidth = _sceneWidth;
newFreezer->sceneHeight = _sceneHeight;
newFreezer->cameraX = _cameraX;
newFreezer->cameraY = _cameraY;
newFreezer->cameraZoom = _cameraZoom;
newFreezer->lightMapSurface.copyFrom(_lightMap);
newFreezer->lightMapNumber = _lightMapNumber;
newFreezer->parallaxStuff = _parallaxStuff;
_parallaxStuff = NULL;
newFreezer->zBufferSprites = _zBuffer->sprites;
newFreezer->zBufferNumber = _zBuffer->originalNum;
newFreezer->zPanels = _zBuffer->numPanels;
_zBuffer->sprites = NULL;
// resizeBackdrop kills parallax stuff, light map, z-buffer...
if (!killResizeBackdrop(_winWidth, _winHeight))
return fatal("Can't create new temporary backdrop buffer");
// Copy the old scene to the new backdrop
_backdropSurface.copyFrom(_freezeSurface);
_backdropExists = true;
newFreezer->allPeople = allPeople;
allPeople = NULL;
StatusStuff *newStatusStuff = new StatusStuff ;
if (!checkNew(newStatusStuff))
return false;
newFreezer->frozenStatus = copyStatusBarStuff(newStatusStuff);
newFreezer->allScreenRegions = allScreenRegions;
allScreenRegions = NULL;
overRegion = NULL;
_vm->_cursorMan->freeze(newFreezer);
newFreezer->speech = speech;
initSpeech();
_vm->_evtMan->freeze(newFreezer);
newFreezer->next = _frozenStuff;
_frozenStuff = newFreezer;
return true;
}
int GraphicsManager::howFrozen() {
int a = 0;
FrozenStuffStruct *f = _frozenStuff;
while (f) {
a++;
f = f->next;
}
return a;
}
void GraphicsManager::unfreeze(bool killImage) {
FrozenStuffStruct *killMe = _frozenStuff;
if (!_frozenStuff)
return;
_sceneWidth = _frozenStuff->sceneWidth;
_sceneHeight = _frozenStuff->sceneHeight;
_cameraX = _frozenStuff->cameraX;
_cameraY = _frozenStuff->cameraY;
_vm->_evtMan->mouseX() = (int)(_vm->_evtMan->mouseX() * _cameraZoom);
_vm->_evtMan->mouseY() = (int)(_vm->_evtMan->mouseY() * _cameraZoom);
_cameraZoom = _frozenStuff->cameraZoom;
_vm->_evtMan->mouseX() = (int)(_vm->_evtMan->mouseX() / _cameraZoom);
_vm->_evtMan->mouseY() = (int)(_vm->_evtMan->mouseY() / _cameraZoom);
killAllPeople();
allPeople = _frozenStuff->allPeople;
killAllRegions();
allScreenRegions = _frozenStuff->allScreenRegions;
killLightMap();
_lightMap.copyFrom(_frozenStuff->lightMapSurface);
_lightMapNumber = _frozenStuff->lightMapNumber;
if (_lightMapNumber) {
loadLightMap(_lightMapNumber);
}
if (killImage)
killBackDrop();
_backdropSurface.copyFrom(_frozenStuff->backdropSurface);
_backdropExists = true;
_zBuffer->sprites = _frozenStuff->zBufferSprites;
killZBuffer();
_zBuffer->originalNum = _frozenStuff->zBufferNumber;
_zBuffer->numPanels = _frozenStuff->zPanels;
if (_zBuffer->numPanels) {
setZBuffer(_zBuffer->originalNum);
}
killParallax();
_parallaxStuff = _frozenStuff->parallaxStuff;
_vm->_cursorMan->resotre(_frozenStuff);
restoreBarStuff(_frozenStuff->frozenStatus);
_vm->_evtMan->restore(_frozenStuff);
killAllSpeech();
delete speech;
speech = _frozenStuff->speech;
_frozenStuff = _frozenStuff->next;
overRegion = NULL;
// free current frozen screen struct
if (killMe->backdropSurface.getPixels())
killMe->backdropSurface.free();
if (killMe->lightMapSurface.getPixels())
killMe->lightMapSurface.free();
delete killMe;
killMe = NULL;
}
} // End of namespace Sludge
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