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engines/ags/shared/ac/view.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 AGS_SHARED_AC_VIEW_H
+#define AGS_SHARED_AC_VIEW_H
+
+#include "common/std/vector.h"
+#include "ags/shared/core/types.h"
+
+namespace AGS3 {
+
+namespace AGS {
+namespace Shared {
+class Stream;
+} // namespace Shared
+} // namespace AGS
+
+using namespace AGS; // FIXME later
+
+#define VFLG_FLIPSPRITE 1
+
+struct ViewFrame {
+	int   pic;
+	short xoffs, yoffs;
+	short speed;
+	int   flags;  // VFLG_* flags
+	int   sound;  // play sound when this frame comes round
+	int   reserved_for_future[2]; // kept only for plugin api
+	// not saved, set at runtime only
+	int audioclip; // actual audio clip reference (in case sound is a legacy number)
+
+	ViewFrame();
+
+	void ReadFromFile(Shared::Stream *in);
+	void WriteToFile(Shared::Stream *out);
+};
+
+#define LOOPFLAG_RUNNEXTLOOP 1
+
+struct ViewLoopNew {
+	int numFrames;
+	int   flags;
+	std::vector<ViewFrame> frames;
+	// NOTE: we still need numFrames:
+	// as we always allocate at least 1 frame for safety, to avoid crashes,
+	// but have to report "logical" number of frames for the engine API.
+
+	ViewLoopNew();
+	void Initialize(int frameCount);
+	void Dispose();
+	bool RunNextLoop();
+	void WriteToFile_v321(Shared::Stream *out);
+	void ReadFromFile_v321(Shared::Stream *in);
+	void WriteFrames(Shared::Stream *out);
+	void ReadFrames(Shared::Stream *in);
+};
+
+struct ViewStruct {
+	int numLoops;
+	std::vector<ViewLoopNew> loops;
+
+	ViewStruct();
+	void Initialize(int loopCount);
+	void Dispose();
+	void WriteToFile(Shared::Stream *out);
+	void ReadFromFile(Shared::Stream *in);
+};
+
+struct ViewStruct272 {
+	short     numloops;
+	short     numframes[16];
+	int32_t   loopflags[16];
+	ViewFrame frames[16][20];
+
+	ViewStruct272();
+	void ReadFromFile(Shared::Stream *in);
+};
+
+extern void Convert272ViewsToNew(const std::vector<ViewStruct272> &oldv, std::vector<ViewStruct> &newv);
+
+} // namespace AGS3
+
+#endif