1 /*
2  * Copyright (C) 2020 Linux Studio Plugins Project <https://lsp-plug.in/>
3  *           (C) 2020 Vladimir Sadovnikov <sadko4u@gmail.com>
4  *
5  * This file is part of lsp-plugins
6  * Created on: 2 июл. 2019 г.
7  *
8  * lsp-plugins is free software: you can redistribute it and/or modify
9  * it under the terms of the GNU Lesser General Public License as published by
10  * the Free Software Foundation, either version 3 of the License, or
11  * any later version.
12  *
13  * lsp-plugins is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  * GNU Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public License
19  * along with lsp-plugins. If not, see <https://www.gnu.org/licenses/>.
20  */
21 
22 #ifndef UI_TK_WIDGETS_LSPPROGRESSBAR_H_
23 #define UI_TK_WIDGETS_LSPPROGRESSBAR_H_
24 
25 namespace lsp
26 {
27     namespace tk
28     {
29 
30         class LSPProgressBar: public LSPWidget
31         {
32             public:
33                 static const w_class_t    metadata;
34 
35             protected:
36                 float           fMin;
37                 float           fMax;
38                 float           fValue;
39                 ssize_t         nMinWidth;
40                 ssize_t         nMinHeight;
41                 LSPString       sText;
42                 LSPFont         sFont;
43                 LSPColor        sColor;
44                 LSPColor        sSelColor;
45 
46             public:
47                 explicit LSPProgressBar(LSPDisplay *dpy);
48                 virtual ~LSPProgressBar();
49 
50                 virtual status_t        init();
51 
52             public:
53                 /** Get font
54                  *
55                  * @return font
56                  */
font()57                 LSPFont                *font() { return &sFont; }
58 
59                 /** Get current label text
60                  *
61                  * @return current label text
62                  */
text()63                 inline const char      *text() const { return sText.get_utf8(); }
get_text(LSPString * dst)64                 inline status_t         get_text(LSPString *dst) const { return (dst->set(&sText)) ? STATUS_OK : STATUS_NO_MEM; };
65 
66                 /** Get background color
67                  *
68                  * @return background color
69                  */
color()70                 inline LSPColor        *color()     { return &sColor;       }
sel_color()71                 inline LSPColor        *sel_color() { return &sSelColor;    }
72 
get_min_value()73                 inline float            get_min_value() const   { return fMin;      }
get_max_value()74                 inline float            get_max_value() const   { return fMax;      }
get_value()75                 inline float            get_value() const       { return fValue;    }
76 
77             public:
78                 status_t                set_text(const char *text);
79 
80                 status_t                set_text(const LSPString *text);
81 
82                 bool                    set_min_value(const float v);
83                 bool                    set_max_value(const float v);
84                 bool                    set_value(const float v);
85 
86                 void                    set_min_width(ssize_t value);
87                 void                    set_min_height(ssize_t value);
88 
89             public:
90                 virtual void            draw(ISurface *s);
91 
92                 virtual void            size_request(size_request_t *r);
93 
94         };
95 
96     } /* namespace tk */
97 } /* namespace lsp */
98 
99 #endif /* UI_TK_WIDGETS_LSPPROGRESSBAR_H_ */
100