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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.
- 
 
 122 
 *
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 * @param scr   source screenbuffer
 123 
 * @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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 */
 126 
 */
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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 
}
122 
}
 - 
 
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/** Set new cursor position in screenbuffer.
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/** Set new cursor position in screenbuffer.
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 136 
 *
125 
 * @param scr
 137 
 * @param scr
126 
 * @param x
 138 
 * @param x
127 
 * @param y
 139 
 * @param y
- 
 
 140 
 *
128 
 */
 141 
 */
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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)
130 
{
 143 
{
131 
    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 
 
135 
/** Set new style.
 148 
/** Set new style.
- 
 
 149 
 *
136 
 * @param scr
 150 
 * @param scr
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 * @param fg_color
 151 
 * @param fg_color
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 * @param bg_color
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 * @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;
 157 
    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
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 * @param fg_color
 164 
 * @param fg_color
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 * @param bg_color
 165 
 * @param bg_color
- 
 
 166 
 *
150 
 */
 167 
 */
151 
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)
152 
{
 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;
155 
    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 
/** @}
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 */
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 */