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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 <io/style.h> |
37 | #include <malloc.h> |
37 | #include <malloc.h> |
38 | #include <unistd.h> |
38 | #include <unistd.h> |
39 | 39 | ||
40 | /** Store one character to screenbuffer. |
40 | /** Store one character to screenbuffer. |
41 | * |
41 | * |
42 | * Its position is determined by scr->position_x |
42 | * Its position is determined by scr->position_x |
43 | * and scr->position_y. |
43 | * and scr->position_y. |
44 | * |
44 | * |
45 | * @param scr Screenbuffer |
45 | * @param scr Screenbuffer |
46 | * @param c Stored character |
46 | * @param c Stored character |
47 | * |
47 | * |
48 | */ |
48 | */ |
49 | void screenbuffer_putchar(screenbuffer_t *scr, wchar_t ch) |
49 | void screenbuffer_putchar(screenbuffer_t *scr, wchar_t ch) |
50 | { |
50 | { |
51 | keyfield_t *field = |
51 | keyfield_t *field = |
52 | get_field_at(scr, scr->position_x, scr->position_y); |
52 | get_field_at(scr, scr->position_x, scr->position_y); |
53 | 53 | ||
54 | field->character = ch; |
54 | field->character = ch; |
55 | field->attrs = scr->attrs; |
55 | field->attrs = scr->attrs; |
56 | } |
56 | } |
57 | 57 | ||
58 | /** Initilize screenbuffer. |
58 | /** Initilize screenbuffer. |
59 | * |
59 | * |
60 | * Allocate space for screen content in accordance to given size. |
60 | * Allocate space for screen content in accordance to given size. |
61 | * |
61 | * |
62 | * @param scr Initialized screenbuffer |
62 | * @param scr Initialized screenbuffer |
63 | * @param size_x Width in characters |
63 | * @param size_x Width in characters |
64 | * @param size_y Height in characters |
64 | * @param size_y Height in characters |
65 | * |
65 | * |
66 | * @return Pointer to screenbuffer (same as scr parameter) or NULL |
66 | * @return Pointer to screenbuffer (same as scr parameter) or NULL |
67 | * |
67 | * |
68 | */ |
68 | */ |
69 | screenbuffer_t *screenbuffer_init(screenbuffer_t *scr, int size_x, int size_y) |
69 | screenbuffer_t *screenbuffer_init(screenbuffer_t *scr, size_t size_x, size_t size_y) |
70 | { |
70 | { |
71 | scr->buffer = (keyfield_t *) malloc(sizeof(keyfield_t) * size_x * size_y); |
71 | scr->buffer = (keyfield_t *) malloc(sizeof(keyfield_t) * size_x * size_y); |
72 | if (!scr->buffer) |
72 | if (!scr->buffer) |
73 | return NULL; |
73 | return NULL; |
74 | 74 | ||
75 | scr->size_x = size_x; |
75 | scr->size_x = size_x; |
76 | scr->size_y = size_y; |
76 | scr->size_y = size_y; |
77 | scr->attrs.t = at_style; |
77 | scr->attrs.t = at_style; |
78 | scr->attrs.a.s.style = STYLE_NORMAL; |
78 | scr->attrs.a.s.style = STYLE_NORMAL; |
79 | scr->is_cursor_visible = 1; |
79 | scr->is_cursor_visible = 1; |
80 | 80 | ||
81 | screenbuffer_clear(scr); |
81 | screenbuffer_clear(scr); |
82 | 82 | ||
83 | return scr; |
83 | return scr; |
84 | } |
84 | } |
85 | 85 | ||
86 | /** Clear screenbuffer. |
86 | /** Clear screenbuffer. |
87 | * |
87 | * |
88 | * @param scr Screenbuffer |
88 | * @param scr Screenbuffer |
89 | * |
89 | * |
90 | */ |
90 | */ |
91 | void screenbuffer_clear(screenbuffer_t *scr) |
91 | void screenbuffer_clear(screenbuffer_t *scr) |
92 | { |
92 | { |
93 | unsigned int i; |
93 | size_t i; |
94 | 94 | ||
95 | for (i = 0; i < (scr->size_x * scr->size_y); i++) { |
95 | for (i = 0; i < (scr->size_x * scr->size_y); i++) { |
96 | scr->buffer[i].character = ' '; |
96 | scr->buffer[i].character = ' '; |
97 | scr->buffer[i].attrs = scr->attrs; |
97 | scr->buffer[i].attrs = scr->attrs; |
98 | } |
98 | } |
99 | 99 | ||
100 | scr->top_line = 0; |
100 | scr->top_line = 0; |
101 | scr->position_y = 0; |
- | |
102 | scr->position_x = 0; |
101 | scr->position_x = 0; |
- | 102 | scr->position_y = 0; |
|
103 | } |
103 | } |
104 | 104 | ||
105 | /** Clear one buffer line. |
105 | /** Clear one buffer line. |
106 | * |
106 | * |
107 | * @param scr |
107 | * @param scr |
108 | * @param line One buffer line (not a screen line!) |
108 | * @param line One buffer line (not a screen line!) |
109 | * |
109 | * |
110 | */ |
110 | */ |
111 | void screenbuffer_clear_line(screenbuffer_t *scr, unsigned int line) |
111 | void screenbuffer_clear_line(screenbuffer_t *scr, size_t line) |
112 | { |
112 | { |
113 | unsigned int i; |
113 | size_t x; |
114 | 114 | ||
115 | for (i = 0; i < scr->size_x; i++) { |
115 | for (x = 0; x < scr->size_x; x++) { |
116 | scr->buffer[i + line * scr->size_x].character = ' '; |
116 | scr->buffer[x + line * scr->size_x].character = ' '; |
117 | scr->buffer[i + line * scr->size_x].attrs = scr->attrs; |
117 | scr->buffer[x + line * scr->size_x].attrs = scr->attrs; |
118 | } |
118 | } |
119 | } |
119 | } |
120 | 120 | ||
121 | /** Copy content buffer from screenbuffer to given memory. |
121 | /** Copy content buffer from screenbuffer to given memory. |
122 | * |
122 | * |
123 | * @param scr Source screenbuffer |
123 | * @param scr Source screenbuffer |
124 | * @param dest Destination |
124 | * @param dest Destination |
125 | * |
125 | * |
126 | */ |
126 | */ |
127 | void screenbuffer_copy_buffer(screenbuffer_t *scr, keyfield_t *dest) |
127 | void screenbuffer_copy_buffer(screenbuffer_t *scr, keyfield_t *dest) |
128 | { |
128 | { |
129 | unsigned int i; |
129 | size_t i; |
130 | 130 | ||
131 | for (i = 0; i < scr->size_x * scr->size_y; i++) |
131 | for (i = 0; i < (scr->size_x * scr->size_y); i++) |
132 | dest[i] = scr->buffer[i]; |
132 | dest[i] = scr->buffer[i]; |
133 | } |
133 | } |
134 | 134 | ||
135 | /** Set new cursor position in screenbuffer. |
135 | /** Set new cursor position in screenbuffer. |
136 | * |
136 | * |
137 | * @param scr |
137 | * @param scr |
138 | * @param x |
138 | * @param x |
139 | * @param y |
139 | * @param y |
140 | * |
140 | * |
141 | */ |
141 | */ |
142 | void screenbuffer_goto(screenbuffer_t *scr, unsigned int x, unsigned int y) |
142 | void screenbuffer_goto(screenbuffer_t *scr, size_t x, size_t y) |
143 | { |
143 | { |
144 | scr->position_x = x % scr->size_x; |
144 | scr->position_x = x % scr->size_x; |
145 | scr->position_y = y % scr->size_y; |
145 | scr->position_y = y % scr->size_y; |
146 | } |
146 | } |
147 | 147 | ||
148 | /** Set new style. |
148 | /** Set new style. |
149 | * |
149 | * |
150 | * @param scr |
150 | * @param scr |
151 | * @param fg_color |
151 | * @param fg_color |
152 | * @param bg_color |
152 | * @param bg_color |
153 | * |
153 | * |
154 | */ |
154 | */ |
155 | void screenbuffer_set_style(screenbuffer_t *scr, int style) |
155 | void screenbuffer_set_style(screenbuffer_t *scr, uint8_t style) |
156 | { |
156 | { |
157 | scr->attrs.t = at_style; |
157 | scr->attrs.t = at_style; |
158 | scr->attrs.a.s.style = style; |
158 | scr->attrs.a.s.style = style; |
159 | } |
159 | } |
160 | 160 | ||
161 | /** Set new color. |
161 | /** Set new color. |
162 | * |
162 | * |
163 | * @param scr |
163 | * @param scr |
164 | * @param fg_color |
164 | * @param fg_color |
165 | * @param bg_color |
165 | * @param bg_color |
166 | * |
166 | * |
167 | */ |
167 | */ |
168 | void screenbuffer_set_color(screenbuffer_t *scr, unsigned int fg_color, unsigned int bg_color, unsigned int flags) |
168 | void screenbuffer_set_color(screenbuffer_t *scr, uint8_t fg_color, uint8_t bg_color, uint8_t flags) |
169 | { |
169 | { |
170 | scr->attrs.t = at_idx; |
170 | scr->attrs.t = at_idx; |
171 | scr->attrs.a.i.fg_color = fg_color; |
171 | scr->attrs.a.i.fg_color = fg_color; |
172 | scr->attrs.a.i.bg_color = bg_color; |
172 | scr->attrs.a.i.bg_color = bg_color; |
173 | scr->attrs.a.i.flags = flags; |
173 | scr->attrs.a.i.flags = flags; |
174 | } |
174 | } |
175 | 175 | ||
176 | /** Set new RGB color. |
176 | /** Set new RGB color. |
177 | * |
177 | * |
178 | * @param scr |
178 | * @param scr |
179 | * @param fg_color |
179 | * @param fg_color |
180 | * @param bg_color |
180 | * @param bg_color |
181 | * |
181 | * |
182 | */ |
182 | */ |
183 | void screenbuffer_set_rgb_color(screenbuffer_t *scr, unsigned int fg_color, unsigned int bg_color) |
183 | void screenbuffer_set_rgb_color(screenbuffer_t *scr, uint32_t fg_color, uint32_t bg_color) |
184 | { |
184 | { |
185 | scr->attrs.t = at_rgb; |
185 | scr->attrs.t = at_rgb; |
186 | scr->attrs.a.r.fg_color = fg_color; |
186 | scr->attrs.a.r.fg_color = fg_color; |
187 | scr->attrs.a.r.bg_color = bg_color; |
187 | scr->attrs.a.r.bg_color = bg_color; |
188 | } |
188 | } |
189 | 189 | ||
190 | /** @} |
190 | /** @} |
191 | */ |
191 | */ |
192 | 192 |