101 lines
2.7 KiB
C++
101 lines
2.7 KiB
C++
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/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include "common/algorithm.h"
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#include "common/textconsole.h"
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#include "common/system.h"
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#include "graphics/palette.h"
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#include "access/screen.h"
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#include "access/resources.h"
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namespace Access {
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Screen::Screen(AccessEngine *vm) : _vm(vm) {
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create(320, 200, Graphics::PixelFormat::createFormatCLUT8());
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Common::fill(&_tempPalette[0], &_tempPalette[PALETTE_SIZE], 0);
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}
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void Screen::setDisplayScan() {
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warning("TODO: setDisplayScan");
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}
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void Screen::updateScreen() {
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g_system->updateScreen();
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}
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void Screen::setInitialPalettte() {
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Common::copy(&INITIAL_PALETTE[0], &INITIAL_PALETTE[18 * 3], _rawPalette);
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Common::fill(&_rawPalette[18 * 3], &_rawPalette[PALETTE_SIZE], 0);
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g_system->getPaletteManager()->setPalette(INITIAL_PALETTE, 0, 18);
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}
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void Screen::updatePalette() {
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g_system->getPaletteManager()->setPalette(&_tempPalette[0], 0, PALETTE_COUNT);
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updateScreen();
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}
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void Screen::forceFadeOut() {
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const int FADE_AMOUNT = 2;
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bool repeatFlag;
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byte *srcP;
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int count;
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do {
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repeatFlag = false;
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for (srcP = &_tempPalette[0], count = 0; count < PALETTE_COUNT; ++count, ++srcP) {
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int v = *srcP;
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if (v) {
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repeatFlag = true;
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*srcP = MAX(*srcP - FADE_AMOUNT, 0);
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}
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}
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updatePalette();
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g_system->delayMillis(10);
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} while (repeatFlag);
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}
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void Screen::forceFadeIn() {
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Common::fill(&_tempPalette[0], &_tempPalette[PALETTE_SIZE], 0);
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const int FADE_AMOUNT = 2;
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bool repeatFlag;
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do {
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repeatFlag = false;
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const byte *srcP = &_rawPalette[0];
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byte *destP = &_tempPalette[0];
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for (int idx = 0; idx < PALETTE_SIZE; ++idx, ++srcP, ++destP) {
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if (*destP != *srcP) {
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repeatFlag = true;
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*destP = MAX((int)*destP + FADE_AMOUNT, (int)*srcP);
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}
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}
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updatePalette();
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g_system->delayMillis(10);
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} while (repeatFlag);
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}
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} // End of namespace Access
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