MADS: Implemented extra message and dirty area classes

1 files changed, 148 insertions, 0 deletions

diff --git a/engines/mads/messages.h b/engines/mads/messages.h
new file mode 100644
index 0000000000..b60ca8cedc
--- /dev/null
+++ b/engines/mads/messages.h
@@ -0,0 +1,148 @@
+/* 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_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
+
+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
+};
+
+class MADSEngine;
+
+class KernelMessage {
+public:
+	uint8 _flags;
+	int _sequenceIndex;
+	char _asciiChar;
+	char _asciiChar2;
+	int _color1;
+	int _color2;
+	Common::Point _position;
+	int _textDisplayIndex;
+	int _msgOffset;
+	int _numTicks;
+	uint32 _frameTimer2;
+	uint32 _frameTimer;
+	uint32 _timeout;
+	int _abortTimers;
+	AbortTimerMode _abortMode;
+	ActionDetails _actionDetails;
+	Common::String _msg;
+
+	KernelMessage();
+};
+
+class KernelMessages {
+private:
+	MADSEngine *_vm;
+	Common::Array<KernelMessage> _entries;
+	Font *_talkFont;
+public:
+	int word_8469E;
+public:
+	KernelMessages(MADSEngine *vm);
+
+	void clear();
+	int add(const Common::Point &pt, uint fontColor, uint8 flags, uint8 abortTimers, 
+		uint32 timeout, const Common::String &msg);
+	int addQuote(int quoteId, int abortTimers, uint32 timeout);
+	void scrollMessage(int msgIndex, int numTicks, bool quoted);
+	void setSeqIndex(int msgIndex, int seqIndex);
+	void remove(int msgIndex);
+	void reset();
+	void update();
+	void processText(int msgIndex);
+};
+
+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 {
+private:
+	MADSEngine *_vm;
+	Common::Array<TextDisplay> _entries;
+
+	/**
+	* Determine dirty areas for active text areas
+	*/
+	void setDirtyAreas2();
+public:
+	TextDisplayList(MADSEngine *vm);
+
+	/**
+	 * Item operator
+	 */
+	TextDisplay &operator[](int idx) {
+		return _entries[idx];
+	}
+
+	/**
+	 * 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);
+	void clear();
+	void draw(MSurface *view);
+	
+	/**
+	 * Determine dirty areas for active text areas
+	 */
+	void setDirtyAreas();
+
+	/**
+	* Deactivates any text display entries that are finished
+	*/
+	void cleanUp();
+};
+
+} // End of namespace MADS
+
+#endif /* MADS_MESSAGES_H */