MADS: Cleanup of existing converstations skeleton code

1 files changed, 98 insertions, 5 deletions

diff --git a/engines/mads/conversations.h b/engines/mads/conversations.h
index c4bf06e6dc..2a2a6258df 100644
--- a/engines/mads/conversations.h
+++ b/engines/mads/conversations.h
@@ -23,24 +23,110 @@
 #ifndef MADS_CONVERSATIONS_H
 #define MADS_CONVERSATIONS_H
 
+#include "common/scummsys.h"
+#include "common/array.h"
+#include "common/str-array.h"
+
 namespace MADS {
 
+#define MAX_CONVERSATIONS 5
+#define MAX_SPEAKERS 5
+
+enum DialogCommands {
+	cmdNodeEnd = 0,
+	//
+	cmdHide = 2,
+	cmdUnhide = 3,
+	cmdMessage = 4,
+	//
+	//
+	cmdGoto = 7,
+	//
+	cmdAssign = 9,
+	cmdDialogEnd = 255
+};
+
+struct ConvDialog {
+	int16 _textLineIndex;	// 0-based
+	int16 _speechIndex;		// 1-based
+	uint16 _nodeOffset;		// offset in section 6
+	uint16 _nodeSize;		// size in section 6
+};
+
+struct ConvNode {
+	uint16 _index;
+	uint16 _dialogCount;
+	int16 _unk1;
+	int16 _unk2;
+	int16 _unk3;
+
+	Common::Array<ConvDialog> _dialogs;
+};
+
+struct ConversationData {
+	uint16 _nodeCount;		// conversation nodes, each one containing several dialog options and messages
+	uint16 _dialogCount;		// messages (non-selectable) + texts (selectable)
+	uint16 _messageCount;	// messages (non-selectable)
+	uint16 _textLineCount;
+	uint16 _unk2;
+	uint16 _importCount;
+	uint16 _speakerCount;
+	int _textSize;
+	int _commandsSize;
+
+	Common::String _portraits[MAX_SPEAKERS];
+	bool _speakerExists[MAX_SPEAKERS];
+	Common::String _speechFile;
+	Common::Array<uint> _messages;
+	Common::StringArray _textLines;
+	Common::Array<ConvNode> _convNodes;
+
+	/**
+	 * Load the specified conversation resource file
+	 */
+	void load(const Common::String &filename);
+};
+
+struct ConversationData2 {
+};
+
+struct ConversationEntry {
+	int _convId;
+	ConversationData _data;
+	ConversationData2 _data2;
+};
+
 class MADSEngine;
 
-class GameConversation {
+class GameConversations {
 private:
 	MADSEngine *_vm;
+	ConversationEntry _conversations[MAX_CONVERSATIONS];
+
+	/**
+	 * Returns the record for the specified conversation, if it's loaded
+	 */
+	ConversationEntry *getConv(int convId);
 
+	/**
+	 * Start a specified conversation slot
+	 */
+	void start();
+public:
+	ConversationEntry *_runningConv;
+	int _restoreRunning;
+	bool _playerEnabled;
+	uint32 _startFrameNumber;
 public:
 	/**
 	 * Constructor
 	 */
-	GameConversation(MADSEngine *vm);
+	GameConversations(MADSEngine *vm);
 
 	/**
 	 * Destructor
 	 */
-	virtual ~GameConversation();
+	virtual ~GameConversations();
 
 	int* _nextStartNode;
 	int* getVariable(int idx);
@@ -56,9 +142,16 @@ public:
 	void release();
 	void reset(int id);
 	void abortConv();
+	
+	/**
+	 * Returns true if any conversation is currently atcive
+	 */
+	bool active() const { return _runningConv != nullptr; }
 
-	int _running;
-	int _restoreRunning;
+	/**
+	 * Returns the currently active conversation Id
+	 */
+	int activeConvId() const { return !active() ? -1 : _runningConv->_convId; }
 };
 
 } // End of namespace MADS