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1 | /* |
1 | /* |
2 | * Copyright (c) 2006 Josef Cejka |
2 | * Copyright (c) 2006 Josef Cejka |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
13 | * documentation and/or other materials provided with the distribution. |
14 | * - The name of the author may not be used to endorse or promote products |
14 | * - The name of the author may not be used to endorse or promote products |
15 | * derived from this software without specific prior written permission. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | /** @addtogroup console |
29 | /** @addtogroup console |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | /** @file |
32 | /** @file |
33 | */ |
33 | */ |
34 | 34 | ||
35 | #include <screenbuffer.h> |
35 | #include <screenbuffer.h> |
- | 36 | #include <console/style.h> |
|
36 | #include <malloc.h> |
37 | #include <malloc.h> |
37 | #include <unistd.h> |
38 | #include <unistd.h> |
38 | 39 | ||
39 | /** Store one character to screenbuffer. Its position is determined by |
40 | /** Store one character to screenbuffer. Its position is determined by |
40 | * scr->position_x and scr->position_y. |
41 | * scr->position_x and scr->position_y. |
41 | * |
42 | * |
42 | * @param scr screenbuffer |
43 | * @param scr screenbuffer |
43 | * @param c stored character |
44 | * @param c stored character |
44 | */ |
45 | */ |
45 | void screenbuffer_putchar(screenbuffer_t *scr, char c) |
46 | void screenbuffer_putchar(screenbuffer_t *scr, wchar_t ch) |
46 | { |
47 | { |
47 | keyfield_t *field; |
48 | keyfield_t *field; |
48 | 49 | ||
49 | field = get_field_at(scr, scr->position_x, scr->position_y); |
50 | field = get_field_at(scr, scr->position_x, scr->position_y); |
50 | 51 | ||
51 | field->character = c; |
52 | field->character = ch; |
52 | field->style = scr->style; |
53 | field->attrs = scr->attrs; |
53 | } |
54 | } |
54 | 55 | ||
55 | /** Initilize screenbuffer. Allocate space for screen content in accordance to given size. |
56 | /** Initilize screenbuffer. Allocate space for screen content in accordance to given size. |
56 | * @param scr initialized screenbuffer |
57 | * @param scr initialized screenbuffer |
57 | * @param size_x width in characters |
58 | * @param size_x width in characters |
58 | * @param size_y height in characters |
59 | * @param size_y height in characters |
59 | * @return pointer to screenbuffer (same as scr parameter) or NULL |
60 | * @return pointer to screenbuffer (same as scr parameter) or NULL |
60 | */ |
61 | */ |
61 | screenbuffer_t *screenbuffer_init(screenbuffer_t *scr, int size_x, int size_y) |
62 | screenbuffer_t *screenbuffer_init(screenbuffer_t *scr, int size_x, int size_y) |
62 | { |
63 | { |
63 | scr->buffer = (keyfield_t *) malloc(sizeof(keyfield_t) * size_x * size_y); |
64 | scr->buffer = (keyfield_t *) malloc(sizeof(keyfield_t) * size_x * size_y); |
64 | if (!scr->buffer) { |
65 | if (!scr->buffer) { |
65 | return NULL; |
66 | return NULL; |
66 | } |
67 | } |
67 | 68 | ||
68 | scr->size_x = size_x; |
69 | scr->size_x = size_x; |
69 | scr->size_y = size_y; |
70 | scr->size_y = size_y; |
70 | scr->style.fg_color = DEFAULT_FOREGROUND; |
71 | scr->attrs.t = at_style; |
71 | scr->style.bg_color = DEFAULT_BACKGROUND; |
72 | scr->attrs.a.s.style = STYLE_NORMAL; |
72 | scr->is_cursor_visible = 1; |
73 | scr->is_cursor_visible = 1; |
73 | 74 | ||
74 | screenbuffer_clear(scr); |
75 | screenbuffer_clear(scr); |
75 | 76 | ||
76 | return scr; |
77 | return scr; |
77 | } |
78 | } |
78 | 79 | ||
79 | /** Clear screenbuffer. |
80 | /** Clear screenbuffer. |
80 | * @param scr screenbuffer |
81 | * @param scr screenbuffer |
81 | */ |
82 | */ |
82 | void screenbuffer_clear(screenbuffer_t *scr) |
83 | void screenbuffer_clear(screenbuffer_t *scr) |
83 | { |
84 | { |
84 | unsigned int i; |
85 | unsigned int i; |
85 | 86 | ||
86 | for (i = 0; i < (scr->size_x * scr->size_y); i++) { |
87 | for (i = 0; i < (scr->size_x * scr->size_y); i++) { |
87 | scr->buffer[i].character = ' '; |
88 | scr->buffer[i].character = ' '; |
88 | scr->buffer[i].style = scr->style; |
89 | scr->buffer[i].attrs = scr->attrs; |
89 | } |
90 | } |
90 | 91 | ||
91 | scr->top_line = 0; |
92 | scr->top_line = 0; |
92 | scr->position_y = 0; |
93 | scr->position_y = 0; |
93 | scr->position_x = 0; |
94 | scr->position_x = 0; |
94 | } |
95 | } |
95 | 96 | ||
96 | /** Clear one buffer line. |
97 | /** Clear one buffer line. |
97 | * @param scr |
98 | * @param scr |
98 | * @param line One buffer line (not a screen line!) |
99 | * @param line One buffer line (not a screen line!) |
99 | */ |
100 | */ |
100 | void screenbuffer_clear_line(screenbuffer_t *scr, unsigned int line) |
101 | void screenbuffer_clear_line(screenbuffer_t *scr, unsigned int line) |
101 | { |
102 | { |
102 | unsigned int i; |
103 | unsigned int i; |
103 | 104 | ||
104 | for (i = 0; i < scr->size_x; i++) { |
105 | for (i = 0; i < scr->size_x; i++) { |
105 | scr->buffer[i + line * scr->size_x].character = ' '; |
106 | scr->buffer[i + line * scr->size_x].character = ' '; |
106 | scr->buffer[i + line * scr->size_x].style = scr->style; |
107 | scr->buffer[i + line * scr->size_x].attrs = scr->attrs; |
107 | } |
108 | } |
108 | } |
109 | } |
109 | 110 | ||
110 | /** Copy content buffer from screenbuffer to given memory. |
111 | /** Copy content buffer from screenbuffer to given memory. |
111 | * @param scr source screenbuffer |
112 | * @param scr source screenbuffer |
112 | * @param dest destination |
113 | * @param dest destination |
113 | */ |
114 | */ |
114 | void screenbuffer_copy_buffer(screenbuffer_t *scr, keyfield_t *dest) |
115 | void screenbuffer_copy_buffer(screenbuffer_t *scr, keyfield_t *dest) |
115 | { |
116 | { |
116 | unsigned int i; |
117 | unsigned int i; |
117 | 118 | ||
118 | for (i = 0; i < scr->size_x * scr->size_y; i++) { |
119 | for (i = 0; i < scr->size_x * scr->size_y; i++) { |
119 | dest[i] = scr->buffer[i]; |
120 | dest[i] = scr->buffer[i]; |
120 | } |
121 | } |
121 | } |
122 | } |
122 | 123 | ||
123 | /** Set new cursor position in screenbuffer. |
124 | /** Set new cursor position in screenbuffer. |
124 | * @param scr |
125 | * @param scr |
125 | * @param x |
126 | * @param x |
126 | * @param y |
127 | * @param y |
127 | */ |
128 | */ |
128 | void screenbuffer_goto(screenbuffer_t *scr, unsigned int x, unsigned int y) |
129 | void screenbuffer_goto(screenbuffer_t *scr, unsigned int x, unsigned int y) |
129 | { |
130 | { |
130 | scr->position_x = x % scr->size_x; |
131 | scr->position_x = x % scr->size_x; |
131 | scr->position_y = y % scr->size_y; |
132 | scr->position_y = y % scr->size_y; |
132 | } |
133 | } |
133 | 134 | ||
134 | /** Set new style. |
135 | /** Set new style. |
135 | * @param scr |
136 | * @param scr |
136 | * @param fg_color |
137 | * @param fg_color |
137 | * @param bg_color |
138 | * @param bg_color |
138 | */ |
139 | */ |
139 | void screenbuffer_set_style(screenbuffer_t *scr, unsigned int fg_color, unsigned int bg_color) |
140 | void screenbuffer_set_style(screenbuffer_t *scr, int style) |
140 | { |
141 | { |
- | 142 | scr->attrs.t = at_style; |
|
- | 143 | scr->attrs.a.s.style = style; |
|
- | 144 | } |
|
- | 145 | ||
- | 146 | /** Set new color. |
|
- | 147 | * @param scr |
|
- | 148 | * @param fg_color |
|
- | 149 | * @param bg_color |
|
- | 150 | */ |
|
- | 151 | void screenbuffer_set_color(screenbuffer_t *scr, unsigned int fg_color, unsigned int bg_color, unsigned int flags) |
|
- | 152 | { |
|
- | 153 | scr->attrs.t = at_idx; |
|
141 | scr->style.fg_color = fg_color; |
154 | scr->attrs.a.i.fg_color = fg_color; |
- | 155 | scr->attrs.a.i.bg_color = bg_color; |
|
- | 156 | scr->attrs.a.i.flags = flags; |
|
- | 157 | } |
|
- | 158 | ||
- | 159 | /** Set new RGB color. |
|
- | 160 | * @param scr |
|
- | 161 | * @param fg_color |
|
- | 162 | * @param bg_color |
|
- | 163 | */ |
|
- | 164 | void screenbuffer_set_rgb_color(screenbuffer_t *scr, unsigned int fg_color, unsigned int bg_color) |
|
- | 165 | { |
|
- | 166 | scr->attrs.t = at_rgb; |
|
- | 167 | scr->attrs.a.r.fg_color = fg_color; |
|
142 | scr->style.bg_color = bg_color; |
168 | scr->attrs.a.r.bg_color = bg_color; |
143 | } |
169 | } |
144 | 170 | ||
145 | 171 | ||
146 | /** @} |
172 | /** @} |
147 | */ |
173 | */ |
148 | 174 |