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engines/mads/messages.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 MADS_MESSAGES_H
+#define MADS_MESSAGES_H
+
+#include "common/scummsys.h"
+#include "common/array.h"
+#include "mads/action.h"
+#include "mads/font.h"
+#include "mads/msurface.h"
+
+namespace MADS {
+
+#define KERNEL_MESSAGES_SIZE 10
+#define INDEFINITE_TIMEOUT 9999999
+#define TEXT_DISPLAY_SIZE 40
+#define RANDOM_MESSAGE_SIZE 4
+
+enum KernelMessageFlags {
+	KMSG_QUOTED = 1, KMSG_PLAYER_TIMEOUT = 2, KMSG_SEQ_ENTRY = 4, KMSG_SCROLL = 8,
+	KMSG_RIGHT_ALIGN = 0x10, KMSG_CENTER_ALIGN = 0x20, KMSG_EXPIRE = 0x40,
+	KMSG_ACTIVE = 0x80, KMSG_ANIM = 0x100
+};
+
+class MADSEngine;
+
+class KernelMessage {
+public:
+	uint16 _flags;
+	int _sequenceIndex;
+	int _color1;
+	int _color2;
+	Common::Point _position;
+	int _textDisplayIndex;
+	uint32 _msgOffset;
+	int _numTicks;
+	uint32 _frameTimer2;
+	uint32 _frameTimer;
+	int32 _timeout;
+	int _trigger;
+	TriggerMode _abortMode;
+	ActionDetails _actionDetails;
+	Common::String _msg;
+
+	KernelMessage();
+};
+
+struct RandomEntry {
+	int _handle;
+	int _quoteId;
+
+	RandomEntry() { _handle = _quoteId = -1; }
+};
+
+class RandomMessages : public Common::Array<RandomEntry> {
+public:
+	Common::Rect _bounds;
+	int _randomSpacing;
+	int _color;
+	int _duration;
+	int _scrollRate;
+public:
+	RandomMessages();
+
+	void reset();
+};
+
+class KernelMessages {
+private:
+	MADSEngine *_vm;
+
+	Common::Array<int> _randomQuotes;
+	RandomMessages _randomMessages;
+public:
+	Common::Array<KernelMessage> _entries;
+	Font *_talkFont;
+public:
+	KernelMessages(MADSEngine *vm);
+	~KernelMessages();
+
+	void clear();
+	int add(const Common::Point &pt, uint fontColor, uint8 flags, int endTrigger,
+		uint32 timeout, const Common::String &msg);
+	int addQuote(int quoteId, int endTrigger, uint32 timeout);
+	void scrollMessage(int msgIndex, int numTicks, bool quoted);
+	void setSeqIndex(int msgIndex, int seqIndex);
+	void setAnim(int msgId, int seqId, int val3);
+	void remove(int msgIndex);
+	void reset();
+	void update();
+	void processText(int msgIndex);
+	void delay(uint32 priorFrameTime, uint32 currentTime);
+	void setQuoted(int msgIndex, int numTicks, bool quoted);
+
+	void initRandomMessages(int maxSimultaneousMessages,
+		const Common::Rect &bounds, int minYSpacing, int scrollRate,
+		int color, int duration, int quoteId, ...);
+
+	/**
+	 * Handles expiring any active random messages as necessary
+	 */
+	void randomServer();
+
+	/**
+	 * Return the number of currently active random messages
+	 */
+	int checkRandom();
+
+	/**
+	 * Handles generating new random messages
+	 */
+	bool generateRandom(int major, int minor);
+};
+
+class TextDisplay {
+public:
+	bool _active;
+	int _expire;
+	int _spacing;
+	Common::Rect _bounds;
+	uint8 _color1;
+	uint8 _color2;
+	Font *_font;
+	Common::String _msg;
+
+	TextDisplay();
+};
+
+#define TEXT_DISPLAY_SIZE 40
+
+class TextDisplayList : public Common::Array<TextDisplay> {
+private:
+	MADSEngine *_vm;
+public:
+	TextDisplayList(MADSEngine *vm);
+
+	/**
+	 * Expire a given text display entry
+	 */
+	void expire(int idx);
+
+	int add(int xp, int yp, uint fontColor, int charSpacing, const Common::String &, Font *font);
+
+	/**
+	 * Reset all of the text display entries in the list to inactive
+	 */
+	void reset();
+
+	/**
+	 * Draw any text in the list to the specified surface
+	 * @param surface	Surface
+	 */
+	void draw(BaseSurface *s);
+
+	/**
+	 * Determine dirty areas for active text areas
+	 */
+	void setDirtyAreas();
+
+	/**
+	* Secondary setup dirty areas for the text areas
+	*/
+	void setDirtyAreas2();
+
+	/**
+	* Deactivates any text display entries that are finished
+	*/
+	void cleanUp();
+};
+
+} // End of namespace MADS
+
+#endif /* MADS_MESSAGES_H */