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engines/petka/objects/object_bg.h

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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/>.
+ *
+ */
+
+#ifndef PETKA_OBJECT_BG_H
+#define PETKA_OBJECT_BG_H
+
+#include "petka/objects/object.h"
+
+namespace Petka {
+
+// Linear Interpolation
+struct Perspective {
+	double f0;
+	double k; // seems to be (f1 - f0) always in files
+	int y0;
+	int y1;
+	double f1;
+
+	Perspective() { f0 = f1 = 1.0; k = 0.0; y0 = 0; y1 = 480; }
+};
+
+class QObjectBG : public QMessageObject {
+public:
+	QObjectBG();
+	void processMessage(const QMessage &msg) override;
+	void draw() override;
+	void goTo();
+	void setEntrance(const Common::String &name);
+	void play(int id, int type) override {}
+
+	void readInisData(Common::INIFile &names, Common::INIFile &cast, Common::INIFile *bgs) override;
+
+public:
+	bool _showMap;
+	int _fxId;
+	int _musicId;
+	Perspective _persp;
+};
+
+} // End of namespace Petka
+
+#endif