Project::OSiRiON - Git repositories
Project::OSiRiON
News . About . Screenshots . Downloads . Forum . Wiki . Tracker . Git
summaryrefslogtreecommitdiff
path: root/src/ui/ui.h
blob: fc0ce56b1ef79b37fd4fa436814737f9d83cd8f1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
/*
   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;

	/// 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();

	/// load settings from ui.ini
	void load_settings();

	/* -- 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__