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 */
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 */
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/** @file
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/** @file
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 */
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 */
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#include <screenbuffer.h>
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#include <screenbuffer.h>
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#include <console/style.h>
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#include <io/style.h>
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#include <malloc.h>
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#include <malloc.h>
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#include <unistd.h>
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#include <unistd.h>
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/** Store one character to screenbuffer. Its position is determined by
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/** Store one character to screenbuffer.
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 *
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 * scr->position_x and scr->position_y.
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 * Its position is determined by scr->position_x
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 * and scr->position_y.
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 *
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 * @param scr Screenbuffer
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 * @param c   Stored character
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 *
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 *
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 * @param scr   screenbuffer
-
 
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 * @param c stored character
-
 
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 */
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 */
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void screenbuffer_putchar(screenbuffer_t *scr, wchar_t ch)
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void screenbuffer_putchar(screenbuffer_t *scr, wchar_t ch)
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{
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{
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    keyfield_t *field;
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    keyfield_t *field =
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-
 
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    field = get_field_at(scr, scr->position_x, scr->position_y);
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        get_field_at(scr, scr->position_x, scr->position_y);
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    field->character = ch;
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    field->character = ch;
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    field->attrs = scr->attrs;
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    field->attrs = scr->attrs;
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}
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}
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-
 
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/** Initilize screenbuffer.
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 *
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/** Initilize screenbuffer. Allocate space for screen content in accordance to given size.
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 * Allocate space for screen content in accordance to given size.
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 *
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 * @param scr       initialized screenbuffer
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 * @param scr    Initialized screenbuffer
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 * @param size_x    width in characters    
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 * @param size_x Width in characters
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 * @param size_y    height in characters
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 * @param size_y Height in characters
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 *
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 * @return pointer to screenbuffer (same as scr parameter) or NULL
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 * @return Pointer to screenbuffer (same as scr parameter) or NULL
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 *
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 */
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 */
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screenbuffer_t *screenbuffer_init(screenbuffer_t *scr, int size_x, int size_y)
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screenbuffer_t *screenbuffer_init(screenbuffer_t *scr, size_t size_x, size_t size_y)
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{
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{
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    scr->buffer = (keyfield_t *) malloc(sizeof(keyfield_t) * size_x * size_y);
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    scr->buffer = (keyfield_t *) malloc(sizeof(keyfield_t) * size_x * size_y);
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    if (!scr->buffer) {
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    if (!scr->buffer)
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        return NULL;
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        return NULL;
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    }
-
 
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    scr->size_x = size_x;
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    scr->size_x = size_x;
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    scr->size_y = size_y;
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    scr->size_y = size_y;
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    scr->attrs.t = at_style;
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    scr->attrs.t = at_style;
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    scr->attrs.a.s.style = STYLE_NORMAL;
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    scr->attrs.a.s.style = STYLE_NORMAL;
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    return scr;
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    return scr;
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}
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}
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/** Clear screenbuffer.
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/** Clear screenbuffer.
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 *
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 * @param scr screenbuffer
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 * @param scr Screenbuffer
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 *
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 */
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 */
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void screenbuffer_clear(screenbuffer_t *scr)
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void screenbuffer_clear(screenbuffer_t *scr)
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{
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{
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    unsigned int i;
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    size_t i;
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    for (i = 0; i < (scr->size_x * scr->size_y); i++) {
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    for (i = 0; i < (scr->size_x * scr->size_y); i++) {
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        scr->buffer[i].character = ' ';
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        scr->buffer[i].character = ' ';
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        scr->buffer[i].attrs = scr->attrs;
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        scr->buffer[i].attrs = scr->attrs;
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    }
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    }
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    scr->top_line = 0;
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    scr->top_line = 0;
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    scr->position_y = 0;
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    scr->position_x = 0;
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    scr->position_x = 0;
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    scr->position_y = 0;
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}
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}
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/** Clear one buffer line.
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/** Clear one buffer line.
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 *
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 * @param scr
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 * @param scr
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 * @param line One buffer line (not a screen line!)
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 * @param line One buffer line (not a screen line!)
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 *
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 */
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 */
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void screenbuffer_clear_line(screenbuffer_t *scr, unsigned int line)
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void screenbuffer_clear_line(screenbuffer_t *scr, size_t line)
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{
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{
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    unsigned int i;
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    size_t x;
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114
   
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    for (i = 0; i < scr->size_x; i++) {
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    for (x = 0; x < scr->size_x; x++) {
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        scr->buffer[i + line * scr->size_x].character = ' ';
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        scr->buffer[x + line * scr->size_x].character = ' ';
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        scr->buffer[i + line * scr->size_x].attrs = scr->attrs;
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        scr->buffer[x + line * scr->size_x].attrs = scr->attrs;
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    }
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    }
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}
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}
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/** Copy content buffer from screenbuffer to given memory.
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/** Copy content buffer from screenbuffer to given memory.
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 *
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 * @param scr   source screenbuffer
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 * @param scr  Source screenbuffer
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 * @param dest  destination
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 * @param dest Destination
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 *
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 */
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 */
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void screenbuffer_copy_buffer(screenbuffer_t *scr, keyfield_t *dest)
127
void screenbuffer_copy_buffer(screenbuffer_t *scr, keyfield_t *dest)
116
{
128
{
117
    unsigned int i;
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    size_t i;
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130
   
119
    for (i = 0; i < scr->size_x * scr->size_y; i++) {
131
    for (i = 0; i < (scr->size_x * scr->size_y); i++)
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        dest[i] = scr->buffer[i];
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        dest[i] = scr->buffer[i];
121
    }
133
}
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}
-
 
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/** Set new cursor position in screenbuffer.
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/** Set new cursor position in screenbuffer.
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 *
125
 * @param scr
137
 * @param scr
126
 * @param x
138
 * @param x
127
 * @param y
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 * @param y
-
 
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 *
128
 */
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 */
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void screenbuffer_goto(screenbuffer_t *scr, unsigned int x, unsigned int y)
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void screenbuffer_goto(screenbuffer_t *scr, size_t x, size_t y)
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{
143
{
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    scr->position_x = x % scr->size_x;
144
    scr->position_x = x % scr->size_x;
132
    scr->position_y = y % scr->size_y;
145
    scr->position_y = y % scr->size_y;
133
}
146
}
134
 
147
 
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/** Set new style.
148
/** Set new style.
-
 
149
 *
136
 * @param scr
150
 * @param scr
137
 * @param fg_color
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 * @param fg_color
138
 * @param bg_color
152
 * @param bg_color
-
 
153
 *
139
 */
154
 */
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void screenbuffer_set_style(screenbuffer_t *scr, int style)
155
void screenbuffer_set_style(screenbuffer_t *scr, uint8_t style)
141
{
156
{
142
    scr->attrs.t = at_style;
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    scr->attrs.t = at_style;
143
    scr->attrs.a.s.style = style;
158
    scr->attrs.a.s.style = style;
144
}
159
}
145
 
160
 
146
/** Set new color.
161
/** Set new color.
-
 
162
 *
147
 * @param scr
163
 * @param scr
148
 * @param fg_color
164
 * @param fg_color
149
 * @param bg_color
165
 * @param bg_color
-
 
166
 *
150
 */
167
 */
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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)
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{
169
{
153
    scr->attrs.t = at_idx;
170
    scr->attrs.t = at_idx;
154
    scr->attrs.a.i.fg_color = fg_color;
171
    scr->attrs.a.i.fg_color = fg_color;
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    scr->attrs.a.i.bg_color = bg_color;
172
    scr->attrs.a.i.bg_color = bg_color;
156
    scr->attrs.a.i.flags = flags;
173
    scr->attrs.a.i.flags = flags;
157
}
174
}
158
 
175
 
159
/** Set new RGB color.
176
/** Set new RGB color.
-
 
177
 *
160
 * @param scr
178
 * @param scr
161
 * @param fg_color
179
 * @param fg_color
162
 * @param bg_color
180
 * @param bg_color
-
 
181
 *
163
 */
182
 */
164
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)
165
{
184
{
166
    scr->attrs.t = at_rgb;
185
    scr->attrs.t = at_rgb;
167
    scr->attrs.a.r.fg_color = fg_color;
186
    scr->attrs.a.r.fg_color = fg_color;
168
    scr->attrs.a.r.bg_color = bg_color;
187
    scr->attrs.a.r.bg_color = bg_color;
169
}
188
}
170
 
189
 
171
 
-
 
172
/** @}
190
/** @}
173
 */
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 */