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annotate libs/goatkit/widget.h @ 6:3bccfc7d10fe

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goatkit is drawing
author John Tsiombikas <nuclear@member.fsf.org>
date Wed, 23 Sep 2015 05:44:58 +0300
parents
children 018f997dc646
rev   line source
nuclear@6 1 /*
nuclear@6 2 GoatKit - a themable/animated widget toolkit for games
nuclear@6 3 Copyright (C) 2014 John Tsiombikas <nuclear@member.fsf.org>
nuclear@6 4
nuclear@6 5 This program is free software: you can redistribute it and/or modify
nuclear@6 6 it under the terms of the GNU Lesser General Public License as published by
nuclear@6 7 the Free Software Foundation, either version 3 of the License, or
nuclear@6 8 (at your option) any later version.
nuclear@6 9
nuclear@6 10 This program is distributed in the hope that it will be useful,
nuclear@6 11 but WITHOUT ANY WARRANTY; without even the implied warranty of
nuclear@6 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
nuclear@6 13 GNU Lesser General Public License for more details.
nuclear@6 14
nuclear@6 15 You should have received a copy of the GNU Lesser General Public License
nuclear@6 16 along with this program. If not, see <http://www.gnu.org/licenses/>.
nuclear@6 17 */
nuclear@6 18 #ifndef GOATKIT_WIDGET_H_
nuclear@6 19 #define GOATKIT_WIDGET_H_
nuclear@6 20
nuclear@6 21 #include "vec.h"
nuclear@6 22 #include "event.h"
nuclear@6 23
nuclear@6 24 namespace goatkit {
nuclear@6 25
nuclear@6 26 struct BBox {
nuclear@6 27 Vec2 bmin, bmax;
nuclear@6 28 };
nuclear@6 29
nuclear@6 30 class Screen;
nuclear@6 31 class Widget;
nuclear@6 32 struct WidgetImpl;
nuclear@6 33
nuclear@6 34 typedef void (*EventCallback)(Widget*, const Event &ev, void *cls);
nuclear@6 35
nuclear@6 36 class Widget {
nuclear@6 37 protected:
nuclear@6 38 WidgetImpl *widget;
nuclear@6 39
nuclear@6 40 virtual void set_screen(Screen *scr);
nuclear@6 41 Screen *get_screen() const;
nuclear@6 42
nuclear@6 43 public:
nuclear@6 44 Widget();
nuclear@6 45 virtual ~Widget();
nuclear@6 46
nuclear@6 47 virtual const char *get_type_name() const;
nuclear@6 48
nuclear@6 49 virtual void set_name(const char *name);
nuclear@6 50 virtual const char *get_name() const;
nuclear@6 51
nuclear@6 52 virtual void set_text(const char *text);
nuclear@6 53 virtual const char *get_text() const;
nuclear@6 54
nuclear@6 55 virtual void show();
nuclear@6 56 virtual void hide();
nuclear@6 57 virtual float get_visibility() const;
nuclear@6 58 virtual bool is_visible() const;
nuclear@6 59
nuclear@6 60 virtual void activate();
nuclear@6 61 virtual void deactivate();
nuclear@6 62 virtual float get_active() const;
nuclear@6 63 virtual bool is_active() const;
nuclear@6 64
nuclear@6 65 virtual void press();
nuclear@6 66 virtual void release();
nuclear@6 67 virtual float get_pressed() const;
nuclear@6 68 virtual bool is_pressed() const;
nuclear@6 69
nuclear@6 70 virtual void mousein();
nuclear@6 71 virtual void mouseout();
nuclear@6 72 virtual float get_under_mouse() const;
nuclear@6 73 virtual bool is_under_mouse() const;
nuclear@6 74
nuclear@6 75 // input focus, managed by the screen
nuclear@6 76 virtual bool can_focus() const;
nuclear@6 77 virtual void focusin();
nuclear@6 78 virtual void focusout();
nuclear@6 79 virtual float get_focus() const;
nuclear@6 80 virtual bool is_focused() const;
nuclear@6 81
nuclear@6 82 virtual void set_position(float x, float y);
nuclear@6 83 virtual void set_position(const Vec2 &pos);
nuclear@6 84 virtual const Vec2 &get_position() const;
nuclear@6 85
nuclear@6 86 virtual void set_size(float x, float y);
nuclear@6 87 virtual void set_size(const Vec2 &size);
nuclear@6 88 virtual const Vec2 get_size() const;
nuclear@6 89
nuclear@6 90 virtual const BBox &get_box() const;
nuclear@6 91
nuclear@6 92 virtual bool hit_test(const Vec2 &pt) const;
nuclear@6 93
nuclear@6 94 virtual void draw() const;
nuclear@6 95
nuclear@6 96 // low level events
nuclear@6 97 virtual void on_mouse_button(const ButtonEvent &ev);
nuclear@6 98 virtual void on_mouse_motion(const MotionEvent &ev);
nuclear@6 99 virtual void on_mouse_focus(const FocusEvent &ev);
nuclear@6 100 virtual void on_key(const KeyEvent &ev);
nuclear@6 101
nuclear@6 102 // high level events
nuclear@6 103 virtual void on_click();
nuclear@6 104 virtual void on_double_click();
nuclear@6 105 virtual void on_change();
nuclear@6 106 //virtual void on_drag_move(int bn, const Vec2 &pt);
nuclear@6 107 //virtual void on_drag_release(int bn, const Vec2 &pt);
nuclear@6 108
nuclear@6 109 // event dispatcher
nuclear@6 110 virtual void handle_event(const Event &ev);
nuclear@6 111
nuclear@6 112 // external callback setting
nuclear@6 113 virtual void set_callback(EventType evtype, EventCallback func, void *cls = 0);
nuclear@6 114
nuclear@6 115 friend class Screen;
nuclear@6 116 };
nuclear@6 117
nuclear@6 118 }
nuclear@6 119
nuclear@6 120 #endif // GOATKIT_WIDGET_H_