00001 /* 00002 * Copyright (C) 2001 The Exult Team 00003 * 00004 * This program is free software; you can redistribute it and/or modify 00005 * it under the terms of the GNU General Public License as published by 00006 * the Free Software Foundation; either version 2 of the License, or 00007 * (at your option) any later version. 00008 * 00009 * This program is distributed in the hope that it will be useful, 00010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00012 * GNU General Public License for more details. 00013 * 00014 * You should have received a copy of the GNU General Public License 00015 * along with this program; if not, write to the Free Software 00016 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 00017 */ 00018 00019 #ifndef _CONVERSATION_H 00020 #define _CONVERSATION_H 00021 00022 #include "rect.h" 00023 #include "singles.h" 00024 #include "shapeid.h" 00025 #include <deque> 00026 #include <vector> 00027 #include <string> 00028 00029 class Npc_face_info; 00030 class Usecode_value; 00031 class Game_window; 00032 00033 class Conversation : public Game_singletons, public Paintable{ 00034 public: 00035 Conversation(); 00036 ~Conversation(); 00037 00038 private: 00039 00040 Npc_face_info *face_info[2]; // NPC's on-screen faces in convers. 00041 int num_faces; 00042 int last_face_shown; // Index of last npc face shown. 00043 Rectangle avatar_face; // Area take by Avatar in conversation. 00044 Rectangle *conv_choices; // Choices during a conversation. 00045 00046 std::vector<std::string> answers; 00047 std::deque< std::vector<std::string> > answer_stack; 00048 00049 public: 00050 inline int get_num_answers() const { return answers.size(); } 00051 inline int get_num_faces_on_screen() const { return num_faces; } 00052 void init_faces(); 00053 void show_face(int shape, int frame, int slot = -1); 00054 void remove_face(int shape); 00055 void remove_slot_face(int slot); // SI. 00056 void remove_last_face(); // SI. 00057 void show_npc_message(const char *msg); 00058 bool is_npc_text_pending(); 00059 void clear_text_pending(); 00060 void show_avatar_choices(); 00061 void clear_avatar_choices(); 00062 int conversation_choice(int x, int y); 00063 void set_slot(int i) { last_face_shown = i; } // SI. 00064 virtual void paint(); // Paint entire conversation. 00065 void paint_faces(bool text = false); 00066 00067 void add_answer(Usecode_value& val); 00068 void remove_answer(Usecode_value& val); 00069 void clear_answers(void); 00070 int locate_answer(const char* str); 00071 const char* get_answer(int num) { return answers[num].c_str(); } 00072 00073 void push_answers(); 00074 void pop_answers(); 00075 bool stack_empty() const { return !answer_stack.size(); } 00076 00077 private: 00078 void show_avatar_choices(int num_choices, char **choices); 00079 void add_answer(const char *str); 00080 void remove_answer(const char *str); 00081 }; 00082 00083 #endif