int vt_draw_frame(int width, int height, char attr, int r, int c) {
if(r+height >= scr_lines || c+width >= scr_width || r < 0 || c < 0 )
return 1;
else{
int aux_width = width, aux_height = height;
vt_print_char(UL_CORNER, attr, r, c);
vt_print_char(LL_CORNER, attr, r+height-1, c);
vt_print_char(UR_CORNER, attr, r, c+width-1);
vt_print_char(LR_CORNER, attr, r+height-1, c+width-1);
int i = aux_width - 2;
for(i; i!=0; i--){
vt_print_char(HOR_BAR, attr, r, c+i);
vt_print_char(HOR_BAR, attr, r+height-1, c+i);
}
i = aux_height - 2;
for(i; i!=0; i--){
vt_print_char(VERT_BAR, attr, r+i, c);
vt_print_char(VERT_BAR, attr, r+i, c + width-1);
}
return 0;
}
}
int vt_print_string(char *str, char attr, int r, int c) {
int i = 0;
while (str[i] != 0)
{
vt_print_char(str[i], attr, r, c+i);
i++;
}
return 0;
}
int vt_print_string(char *str, char attr, int r, int c) {
if (r >= scr_lines || r < 0 || c >= scr_width || c < 0 || (c+strlen(str)>=scr_width)) return 1;
unsigned int i;
int position = c;
for(i=0; i<strlen(str);i++){
if(vt_print_char(str[i], attr, r, position) != 0)
return 1;
position++;
}
return 0;
}
int vt_draw_frame(int width, int height, char attr, int r, int c) {
int i, j;
for (i=1; i<=height; i++)
{
for (j=1; j<=width; j++)
{
if (i == 1 && j == 1)
{
vt_print_char(UL_CORNER, attr, r+i, c+j);
}
else if (i == 1 && j == width)
{
vt_print_char(UR_CORNER, attr, r+i, c+j);
}
else if (i == height && j == 1)
{
vt_print_char(LL_CORNER, attr, r+i, c+j);
}
else if (i == height && j == width)
{
vt_print_char(LR_CORNER, attr, r+i, c+j);
}
else if (i == 1 || i == height)
{
vt_print_char(HOR_BAR, attr, r+i, c+j);
}
else if (j == 1 || j == width)
{
vt_print_char(VERT_BAR, attr, r+i, c+j);
}
}
}
return 0;
}
int vt_draw_frame(int width, int height, char attr, int r, int c) {
char border = '#'; //Char to use for the frame
char *line = malloc(width*sizeof(char)); //Allocate space equivalent to the width of the frame
unsigned int i;
for(i=0;i<width;i++){
line[i] = border; //Fill in the line with the border char defined previously
}
int result;
for(i=0;i<height;i++){
if(i==0 || i == height-1) //If it's the first and last line draw the frame horizontally
result = vt_print_string(line, attr, r+i, c);
else{ //Else only draw the first and last char
result = vt_print_char(border, attr, r+i, c);
result = vt_print_char(border, attr, r+i, c+width-1);
}
}
free(line);
return result;
}