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menulist.h
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menulist.h
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/*
* Copyright (C) 2000-2013 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 MENULIST_H
#define MENULIST_H
#include <memory>
#include <string>
#include <vector>
#include "SDL_events.h"
class Game_window;
class Shape_frame;
class Font;
class Mouse;
class MenuObject {
private:
bool has_id = false;
int id = 0;
public:
int x, y, x1, y1, x2, y2;
bool selected;
bool dirty;
virtual ~MenuObject() = default;
void set_selected(bool sel) {
dirty |= (selected != sel);
selected = sel;
}
bool is_selected() {
return selected;
}
bool is_mouse_over(int mx, int my) {
return (mx >= x1) && (mx <= x2) && (my >= y1) && (my <= y2);
}
virtual void paint(Game_window *gwin) = 0;
virtual bool handle_event(SDL_Event &event) = 0;
bool get_has_id() const {
return has_id;
}
int get_id() const {
return id;
}
void set_id(int newid) {
has_id = true;
id = newid;
}
//Don't think it will ever be needed, but:
void delete_id() {
has_id = false;
id = 0;
}
};
class MenuEntry: public MenuObject {
public:
Shape_frame *frame_on, *frame_off;
MenuEntry(Shape_frame *on, Shape_frame *off, int xpos, int ypos);
void paint(Game_window *gwin) override;
bool handle_event(SDL_Event &event) override;
};
class MenuTextObject: public MenuObject {
public:
Font *font;
Font *font_on;
std::string text;
MenuTextObject(Font *fnt, Font *fnton, std::string txt)
: font(fnt), font_on(fnton), text(std::move(txt)) {
}
virtual int get_height() {
return y2 - y1;
}
void paint(Game_window *gwin) override = 0;
bool handle_event(SDL_Event &event) override = 0;
};
class MenuTextEntry: public MenuTextObject {
private:
bool enabled;
public:
MenuTextEntry(Font *fnton, Font *fnt, const char *txt, int xpos, int ypos);
void paint(Game_window *gwin) override;
bool handle_event(SDL_Event &event) override;
bool is_enabled() const {
return enabled;
}
void set_enabled(bool en) {
enabled = en;
}
};
class MenuGameEntry: public MenuTextEntry {
private:
Shape_frame *sfxicon;
public:
MenuGameEntry(Font *fnton, Font *fnt, const char *txt, Shape_frame *sfx,
int xpos, int ypos);
void paint(Game_window *gwin) override;
bool handle_event(SDL_Event &event) override;
};
class MenuTextChoice: public MenuTextObject {
private:
std::vector<std::string> choices;
int choice;
int max_choice_width;
public:
MenuTextChoice(Font *fnton, Font *fnt, const char *txt, int xpos, int ypos);
void add_choice(const char *s);
int get_choice() {
return choice;
}
void set_choice(int c) {
choice = c;
}
void paint(Game_window *gwin) override;
bool handle_event(SDL_Event &event) override;
};
class MenuList {
private:
std::vector<std::unique_ptr<MenuObject>> entries;
bool selected = false;
int selection = 0;
public:
int add_entry(MenuObject *entry) {
entries.emplace_back(entry);
return entries.size() - 1;
}
void paint(Game_window *gwin);
int handle_events(Game_window *gwin, Mouse *mouse);
int get_selection() {
return selection;
}
void set_selection(int sel);
void set_selection(int x, int y);
};
#endif