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/*
ui/ui.h
This file is part of the Osirion project and is distributed under
the terms of the GNU General Public License version 2
*/
#ifndef __INCLUDED_UI_H__
#define __INCLUDED_UI_H__
#include "ui/console.h"
#include "ui/font.h"
#include "ui/palette.h"
#include "ui/widget.h"
#include "ui/window.h"
namespace ui
{
class UI : public Window
{
public:
/// constructor
UI();
/// destructor
~UI();
/// list widgets
void list() const;
/// list visible widgets
void list_visible() const;
/// list meus
void list_menus() const;
/// load menus from menu.ini
void load_menus();
/// load settings from ui.ini
void load_settings();
/// apply UI options to the render engine
void apply_render_options();
/// make a window the active window
void show_menu(const char *label);
/// hide the active window
void hide_menu();
/// show previous window
void previous_menu();
/// the console
inline Console *console() { return ui_console; }
/// return the active menu
Window *active() {
return ui_active_menu;
}
/// return the widget with global mouse focus
inline Widget *mouse_focus() const {
return ui_mouse_focus;
}
/// return the widget with global input focus
inline Widget *input_focus() const {
return ui_input_focus;
}
/// receive global mouse movement
void input_mouse(const float x, const float y);
/// receive global key input
bool input_key(const bool pressed, const int key, const unsigned int modifier);
/// run a user interface frame
void frame();
/* -- fonts ------------------------------------------------ */
/// default small font
inline const Font *font_small() const {
return ui_font_small;
}
/// default medium font
inline const Font *font_large() const {
return ui_font_large;
}
/* -- mouse pointer ---------------------------------------- */
/// set mouse pointer bitmap
void set_pointer(const char *pointerbitmap=0, const Palette::Color color = Palette::Highlight,const bool animated = false);
static bool ui_debug;
static float elementmargin;
static math::Vector2f elementsize;
protected:
typedef std::list<Window *> Menus;
Menus::iterator find_menu(Window *menu);
Window *find_menu(const char *label);
void add_menu(Window *window);
/* -- event handlers --------------------------------------- */
/// handle keypress events
virtual bool on_keypress(const int key, const unsigned int modifier);
/// handle key release events
virtual bool on_keyrelease(const int key, const unsigned int modifier);
private:
void draw_pointer();
Palette *ui_palette;
Font *ui_font_small;
Font *ui_font_large;
Window *ui_active_menu;
Widget *ui_mouse_focus;
Widget *ui_input_focus;
Console *ui_console;
Menus ui_menus;
/// TODO move to separate object to handle mouse cursor drawing
math::Vector2f mouse_cursor;
std::string mouse_pointer_bitmap;
Palette::Color mouse_pointer_color;
bool mouse_pointer_animated;
};
/// initialize the user interface
void init();
/// shutdown the user interface
void shutdown();
/// the global root window
UI *root();
/// the console
inline Console *console() { return root()->console(); }
/// debug mode
inline bool debug() { return UI::ui_debug; }
}
#endif // __INCLUDED_UI_H__
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