Initial commit

engines/asylum/views/scenetitle.cpp

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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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "asylum/views/scenetitle.h"
+
+#include "asylum/resources/worldstats.h"
+
+#include "asylum/system/graphics.h"
+#include "asylum/system/screen.h"
+#include "asylum/system/text.h"
+
+#include "asylum/views/scene.h"
+
+#include "asylum/asylum.h"
+#include "asylum/respack.h"
+
+namespace Asylum {
+
+SceneTitle::SceneTitle(AsylumEngine *engine): _vm(engine),
+	_start(0), _done(false), _spinnerFrameIndex(0), _spinnerProgress(0), _spinnerFrameCount(0) {
+
+	switch (_vm->getLanguage()) {
+	default:
+	case Common::EN_ANY:
+		_chapterTitlesOffset = 1811;
+		break;
+
+	case Common::DE_DEU:
+		_chapterTitlesOffset = 1734;
+		break;
+
+	case Common::FR_FRA:
+		_chapterTitlesOffset = 1715;
+		break;
+	}
+}
+
+void SceneTitle::load() {
+	_start = _vm->getTick();
+
+	getScreen()->clear();
+	getScreen()->setPalette(getWorld()->sceneTitlePaletteResourceId);
+	getScreen()->paletteFade(0, 1, 1);
+	getScreen()->setGammaLevel(getWorld()->sceneTitlePaletteResourceId);
+
+	getText()->loadFont(MAKE_RESOURCE(kResourcePackSound, 18));
+
+	_spinnerProgress = 0;
+	_spinnerFrameIndex = 0;
+	_spinnerFrameCount = GraphicResource::getFrameCount(_vm, MAKE_RESOURCE(kResourcePackSound, 17));
+
+	_done = false;
+
+	update(_start);
+	getScreen()->stopPaletteFadeAndSet(getWorld()->sceneTitlePaletteResourceId, 5, 50);
+}
+
+void SceneTitle::update(int32 tick) {
+	if (_done)
+		return;
+
+	getScreen()->draw(getWorld()->sceneTitleGraphicResourceId);
+	getScreen()->draw(MAKE_RESOURCE(kResourcePackSound, 17), _spinnerFrameIndex, Common::Point((int16)(((_spinnerProgress / 590.0) * 580.0) - 290), 0), kDrawFlagNone, false);
+	getText()->drawCentered(Common::Point(320, 30), 24, MAKE_RESOURCE(kResourcePackText, getWorld()->chapter + _chapterTitlesOffset));
+	getScreen()->copyBackBufferToScreen();
+
+	// This is not from the original. It's just some arbitrary math to throttle the progress indicator.
+	//
+	// In the game, the scene loading progress indicated how far the engine had progressed in terms
+	// of buffering the various scene resource. Since we don't actually buffer content like the original,
+	// but load on demand from offset/length within a ResourcePack, the progress indicator is effectively
+	// useless. It's just in here as "eye candy" :P
+	if ((tick - _start) % 500 > 100)
+		_spinnerProgress += 10;
+
+	_spinnerFrameIndex++;
+
+	if (_spinnerFrameIndex > _spinnerFrameCount - 1)
+		_spinnerFrameIndex = 0;
+
+	if (_spinnerProgress > 590) {
+		_done = true;
+
+		getScreen()->paletteFade(0, 5, 80);
+	}
+}
+
+} // End of namespace Asylum