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/*
* Copyright (C) 2001-2022 The Exult Team
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef CONVERSATION_H
#define CONVERSATION_H
#include "rect.h"
#include "shapeid.h"
#include "singles.h"
#include <array>
#include <deque>
#include <string>
#include <vector>
class Npc_face_info;
class Usecode_value;
class Game_window;
class Conversation : public Game_singletons, public Paintable {
public:
~Conversation() override;
private:
std::array<Npc_face_info*, 2> face_info{
nullptr, nullptr}; // NPC's on-screen faces in convers.
int num_faces = 0;
int last_face_shown = 0; // Index of last npc face shown.
TileRect avatar_face
= {0, 0, 0, 0}; // Area take by Avatar in conversation.
TileRect* conv_choices = nullptr; // Choices during a conversation.
std::vector<std::string> answers;
std::deque<std::vector<std::string>> answer_stack;
public:
inline int get_num_answers() const {
return answers.size();
}
inline int get_num_faces_on_screen() const {
return num_faces;
}
void init_faces();
void show_face(int shape, int frame, int slot = -1);
void change_face_frame(int frame, int slot);
void remove_face(int shape);
void remove_slot_face(int slot); // SI.
void remove_last_face(); // SI.
void show_npc_message(const char* msg);
bool is_npc_text_pending();
void clear_text_pending();
void show_avatar_choices();
void clear_avatar_choices();
int conversation_choice(int x, int y);
void set_slot(int i) {
last_face_shown = i; // SI.
}
void paint() override; // Paint entire conversation.
void paint_faces(bool text = false);
void add_answer(Usecode_value& val);
void remove_answer(Usecode_value& val);
void clear_answers();
int locate_answer(const char* str);
const char* get_answer(int num) {
return answers[num].c_str();
}
void push_answers();
void pop_answers();
bool stack_empty() const {
return answer_stack.empty();
}
static bool noface;
private:
void set_face_rect(
Npc_face_info* info, Npc_face_info* prev, int screenw, int screenh);
void show_avatar_choices(int num_choices, char** choices);
void add_answer(const char* str);
void remove_answer(const char* str);
};
#endif
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