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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 "graphics/cursorman.h"
#include "gob/gob.h"
#include "gob/global.h"
#include "gob/util.h"
#include "gob/surface.h"
#include "gob/palanim.h"
#include "gob/draw.h"
#include "gob/video.h"
#include "gob/pregob/pregob.h"
namespace Gob {
PreGob::PreGob(GobEngine *vm) : _vm(vm), _fadedOut(false) {
}
PreGob::~PreGob() {
}
void PreGob::fadeOut() {
if (_fadedOut || _vm->shouldQuit())
return;
// Fade to black
_vm->_palAnim->fade(0, 0, 0);
_fadedOut = true;
}
void PreGob::fadeIn() {
if (!_fadedOut || _vm->shouldQuit())
return;
// Fade to palette
_vm->_draw->blitInvalidated();
_vm->_palAnim->fade(_vm->_global->_pPaletteDesc, 0, 0);
_vm->_draw->dirtiedRect(_vm->_draw->_backSurface, 0, 0, 319, 199);
_fadedOut = false;
}
void PreGob::clearScreen() {
_vm->_draw->_backSurface->clear();
_vm->_draw->dirtiedRect(_vm->_draw->_backSurface, 0, 0, 319, 199);
_vm->_draw->blitInvalidated();
_vm->_video->retrace();
}
void PreGob::initScreen() {
_vm->_util->setFrameRate(15);
_fadedOut = true;
_vm->_draw->initScreen();
_vm->_draw->_backSurface->clear();
_vm->_util->clearPalette();
_vm->_draw->forceBlit();
_vm->_video->retrace();
_vm->_util->processInput();
}
void PreGob::setPalette(const byte *palette, uint16 size) {
memcpy(_vm->_draw->_vgaPalette, palette, 3 * size);
// If we didn't fade out prior, immediately set the palette
if (!_fadedOut)
_vm->_video->setFullPalette(_vm->_global->_pPaletteDesc);
}
void PreGob::addCursor() {
CursorMan.pushCursor(0, 0, 0, 0, 0, 0);
}
void PreGob::removeCursor() {
CursorMan.popCursor();
}
void PreGob::setCursor(Surface &sprite, int16 hotspotX, int16 hotspotY) {
CursorMan.replaceCursor(sprite.getData(), sprite.getWidth(), sprite.getHeight(), hotspotX, hotspotY, 0);
}
void PreGob::setCursor(Surface &sprite, int16 left, int16 top, int16 right, int16 bottom,
int16 hotspotX, int16 hotspotY) {
const int width = right - left + 1;
const int height = bottom - top + 1;
if ((width <= 0) || (height <= 0))
return;
Surface cursor(width, height, 1);
cursor.blit(sprite, left, top, right, bottom, 0, 0);
setCursor(cursor, hotspotX, hotspotX);
}
void PreGob::showCursor() {
CursorMan.showMouse(true);
_vm->_draw->_showCursor = 4;
}
void PreGob::hideCursor() {
CursorMan.showMouse(false);
_vm->_draw->_showCursor = 0;
}
bool PreGob::isCursorVisible() const {
return CursorMan.isVisible();
}
} // End of namespace Gob
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