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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.
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/** Store one character to screenbuffer.
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 *
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 *
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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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 *
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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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 */
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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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 * @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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 */
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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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 *
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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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 */
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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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    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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 *
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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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 */
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void screenbuffer_copy_buffer(screenbuffer_t *scr, keyfield_t *dest)
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void screenbuffer_copy_buffer(screenbuffer_t *scr, keyfield_t *dest)
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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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        dest[i] = scr->buffer[i];
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        dest[i] = scr->buffer[i];
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}
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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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 *
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 *
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 * @param scr
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 * @param scr
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 * @param x
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 * @param x
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 * @param y
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 * @param y
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 *
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 *
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 */
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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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{
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{
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    scr->position_x = x % scr->size_x;
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    scr->position_x = x % scr->size_x;
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    scr->position_y = y % scr->size_y;
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    scr->position_y = y % scr->size_y;
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}
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}
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 * @param scr
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 * @param scr
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 * @param fg_color
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 * @param fg_color
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 * @param bg_color
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 * @param bg_color
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 *
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 *
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 */
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 */
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void screenbuffer_set_style(screenbuffer_t *scr, int style)
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void screenbuffer_set_style(screenbuffer_t *scr, uint8_t style)
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{
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{
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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;
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    scr->attrs.a.s.style = style;
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}
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}
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 * @param scr
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 * @param scr
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 * @param fg_color
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 * @param fg_color
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 * @param bg_color
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 * @param bg_color
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 *
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 *
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 */
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 */
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void screenbuffer_set_color(screenbuffer_t *scr, unsigned int fg_color, unsigned int bg_color, unsigned int flags)
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void screenbuffer_set_color(screenbuffer_t *scr, uint8_t fg_color, uint8_t bg_color, uint8_t flags)
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{
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{
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    scr->attrs.t = at_idx;
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    scr->attrs.t = at_idx;
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    scr->attrs.a.i.fg_color = fg_color;
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    scr->attrs.a.i.fg_color = fg_color;
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    scr->attrs.a.i.bg_color = bg_color;
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    scr->attrs.a.i.bg_color = bg_color;
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    scr->attrs.a.i.flags = flags;
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    scr->attrs.a.i.flags = flags;
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 * @param scr
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 * @param scr
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 * @param fg_color
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 * @param fg_color
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 * @param bg_color
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 * @param bg_color
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 *
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 *
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 */
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 */
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void screenbuffer_set_rgb_color(screenbuffer_t *scr, unsigned int fg_color, unsigned int bg_color)
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void screenbuffer_set_rgb_color(screenbuffer_t *scr, uint32_t fg_color, uint32_t bg_color)
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{
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{
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    scr->attrs.t = at_rgb;
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    scr->attrs.t = at_rgb;
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    scr->attrs.a.r.fg_color = fg_color;
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    scr->attrs.a.r.fg_color = fg_color;
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    scr->attrs.a.r.bg_color = bg_color;
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    scr->attrs.a.r.bg_color = bg_color;
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}
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}