MADS: Move all the anim and text view code into a common class

The animation and text players are more or less common among all MADS
games

1 files changed, 226 insertions, 0 deletions

diff --git a/engines/mads/menu_views.h b/engines/mads/menu_views.h
new file mode 100644
index 0000000000..6faa665bff
--- /dev/null
+++ b/engines/mads/menu_views.h
@@ -0,0 +1,226 @@
+/* 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.
+ *
+ */
+
+#ifndef MADS_MENU_VIEWS_H
+#define MADS_MENU_VIEWS_H
+
+#include "common/scummsys.h"
+#include "mads/dialogs.h"
+#include "mads/game.h"
+#include "mads/msurface.h"
+
+namespace MADS {
+
+class MADSEngine;
+
+class MenuView: public FullScreenDialog {
+protected:
+	bool _breakFlag;
+	bool _redrawFlag;
+
+	virtual void doFrame() = 0;
+
+	virtual void display();
+
+	/**
+	* Event handler
+	*/
+	virtual bool onEvent(Common::Event &event);
+public:
+	MenuView(MADSEngine *vm);
+
+	virtual ~MenuView() {}
+
+	virtual void show();
+};
+
+struct TextLine {
+	Common::Point _pos;
+	Common::String _line;
+	int _textDisplayIndex;
+};
+
+/**
+ * Scrolling text view
+ */
+class TextView : public MenuView {
+private:
+	static char _resourceName[100];
+
+	bool _animating;
+	Common::Array<TextLine> _textLines;
+	Common::Point _pan;
+	int _panSpeed;
+	MSurface _spareScreens[4];
+	int _scrollCount;
+	int _lineY;
+	uint32 _scrollTimeout;
+	int _panCountdown;
+	int _translationX;
+	Common::File _script;
+	char _currentLine[80];
+	MSurface *_spareScreen;
+	Font *_font;
+private:
+	/**
+	 * Load the text resource
+	 */
+	void load();
+
+	/**
+	 * Process the lines
+	 */
+	void processLines();
+
+	/**
+	 * Process a command from the script file
+	 */
+	void processCommand();
+
+	/**
+	 * Process text from the script file
+	 */
+	void processText();
+
+	/**
+	 * Get a parameter from line
+	 */
+	int getParameter(const char **paramP);
+
+	/**
+	 * Called when the script is finished
+	 */
+	void scriptDone();
+
+	/**
+	 * Reset the game palette
+	 */
+	void resetPalette();
+protected:
+	virtual void display();
+
+	virtual void doFrame();
+public:
+	/**
+	 * Queue the given text resource for display
+	 */
+	static void execute(MADSEngine *vm, const Common::String &resName);
+
+	TextView(MADSEngine *vm);
+
+	virtual ~TextView();
+};
+
+enum ResyncMode { NEVER, ALWAYS, BEGINNING };
+
+struct ResourceEntry {
+	Common::String _resourceName;
+	int _fx;
+	bool _soundFlag;
+	bool _bgFlag;
+	bool _showWhiteBars;
+
+	ResourceEntry() {}
+	ResourceEntry(const Common::String &resName, int fx, bool soundFlag,
+			bool bgFlag, bool showWhiteBars) {
+		_resourceName = resName;
+		_fx = fx;
+		_soundFlag = soundFlag;
+		_bgFlag = bgFlag;
+		_showWhiteBars = showWhiteBars;
+	}
+};
+
+struct ResIndexEntry {
+	int _id;
+	int _v;
+	Common::String _resourceName;
+
+	ResIndexEntry() {}
+};
+
+/**
+* Animation cutscene view
+*/
+class AnimationView : public MenuView {
+private:
+	static char _resourceName[100];
+
+	Common::File _script;
+	uint32 _previousUpdate;
+	Common::String _currentLine;
+	bool _soundDriverLoaded;
+	bool _resetPalette;
+	ResyncMode _resyncMode;
+	int _sfx;
+	bool _soundFlag;
+	bool _bgLoadFlag;
+	bool _showWhiteBars;
+	Common::Array<ResourceEntry> _resources;
+	Common::Array<ResIndexEntry> _resIndex;
+	int _v1;
+	int _v2;
+	int _resourceIndex;
+	SceneInfo *_sceneInfo;
+	Animation *_currentAnimation;
+	int _manualFrameNumber;
+	SpriteAsset *_manualSpriteSet;
+	int _manualStartFrame, _manualEndFrame;
+	int _manualFrame2;
+	int _animFrameNumber;
+	bool _nextCyclingActive;
+private:
+	void checkResource(const Common::String &resourceName);
+
+	int scanResourceIndex(const Common::String &resourceName);
+
+	void load();
+
+	void processLines();
+
+	void processCommand();
+
+	int getParameter();
+
+	void scriptDone();
+
+	void loadNextResource();
+protected:
+	virtual void display();
+
+	virtual void doFrame();
+
+	virtual bool onEvent(Common::Event &event);
+public:
+	/**
+	* Queue the given text resource for display
+	*/
+	static void execute(MADSEngine *vm, const Common::String &resName);
+
+	AnimationView(MADSEngine *vm);
+
+	virtual ~AnimationView();
+};
+
+} // End of namespace MADS
+
+#endif /* MADS_MENU_VIEWS_H */