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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;
/// the console
inline Console *console() {
return ui_console;
}
/// 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 mouse button events
bool input_mouse_button(const bool pressed, unsigned int button);
/// receive global mouse wheel events
bool input_mouse_wheel(const math::Vector2f & direction);
/// receive global keyboard events
bool input_key(const bool pressed, const int key, const unsigned int modifier);
/// run a user interface frame
void frame();
/// load settings from ui.ini
void load_settings();
/* -- fonts ------------------------------------------------ */
/// default tiny font
inline const Font *font_tiny() const {
return ui_font_tiny;
}
/// 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;
}
inline const math::Vector2f & global_mouse_coords()
{
return mouse_cursor;
}
/* -- 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;
/**
* global size of a ui element, used by resize() functions
* */
static math::Vector2f elementsize;
/**
* global padding between ui elements, used by resize() functions
* */
static float padding;
/**
* global margin for frames and widgets, used by resize() functions
* see @Widget::resize();
* */
static float margin;
static float pointer_size;
protected:
/* -- 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_tiny;
Font *ui_font_small;
Font *ui_font_large;
Widget *ui_mouse_focus;
Widget *ui_input_focus;
Console *ui_console;
/// 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;
bool mouse_buttonleft_pressed;
};
/// 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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