void TCOD_image_blit_2x(TCOD_image_t image, TCOD_console_t con, int dx, int dy, int sx, int sy, int w, int h) {
TCOD_color_t grid[4];
TCOD_color_t cols[2];
int nbCols;
int width,height,ascii,cx,cy;
TCOD_console_data_t *dat;
image_data_t *img=(image_data_t *)image;
int maxx,maxy;
TCOD_IFNOT(image != NULL) return;
TCOD_image_get_size(image,&width,&height);
if ( con == NULL ) dat = TCOD_root;
else dat=(TCOD_console_data_t *)(con);
if ( w == -1 ) w=width;
if ( h == -1 ) h=height;
// check that the sx,sy/w,h rectangle is inside the image
TCOD_ASSERT(sx >= 0 && sy >= 0 && sx+w <= width && sy+h <= height);
TCOD_IFNOT(w > 0 && h > 0) return;
sx=MAX(0,sx);
sy=MAX(0,sy);
w = MIN(w,width-sx);
h = MIN(h,height-sy);
maxx=dx+w/2 <= dat->w ? w : (dat->w-dx)*2;
maxy=dy+h/2 <= dat->h ? h : (dat->h-dy)*2;
// check that the image is not blitted outside the console
TCOD_IFNOT(dx+maxx/2 >= 0 && dy+maxy/2 >= 0 && dx < dat->w && dy < dat->h) return;
maxx+=sx;
maxy+=sy;
for (cx=sx; cx < maxx; cx += 2) {
for (cy=sy; cy < maxy; cy += 2) {
// get the 2x2 super pixel colors from the image
int conx=dx+(cx-sx)/2;
int cony=dy+(cy-sy)/2;
TCOD_color_t consoleBack=TCOD_console_get_back(con,conx,cony);
grid[0]=TCOD_image_get_pixel(image,cx,cy);
if ( img->has_key_color && grid[0].r == img->key_color.r && grid[0].g == img->key_color.g && grid[0].b == img->key_color.b)
grid[0]=consoleBack;
if ( cx < w-1 ) {
grid[1]=TCOD_image_get_pixel(image,cx+1,cy);
if ( img->has_key_color && grid[1].r == img->key_color.r && grid[1].g == img->key_color.g && grid[1].b == img->key_color.b)
grid[1]=consoleBack;
} else grid[1]=consoleBack;
if ( cy < h-1 ) {
grid[2]=TCOD_image_get_pixel(image,cx,cy+1);
if ( img->has_key_color && grid[2].r == img->key_color.r && grid[2].g == img->key_color.g && grid[2].b == img->key_color.b)
grid[2]=consoleBack;
} else grid[2]=consoleBack;
if ( cx < w-1 && cy < h-1 ) {
grid[3]=TCOD_image_get_pixel(image,cx+1,cy+1);
if ( img->has_key_color && grid[3].r == img->key_color.r && grid[3].g == img->key_color.g && grid[3].b == img->key_color.b)
grid[3]=consoleBack;
} else grid[3]=consoleBack;
// analyse color, posterize, get pattern
getPattern(grid,cols,&nbCols,&ascii);
if ( nbCols == 1 ) {
// single color
TCOD_console_set_back(con,conx,cony,cols[0],TCOD_BKGND_SET);
TCOD_console_set_char(con,conx,cony,' ');
} else {
if ( ascii >= 0 ) {
TCOD_console_set_background_color(con,cols[0]);
TCOD_console_set_foreground_color(con,cols[1]);
TCOD_console_put_char(con,conx,cony,ascii,TCOD_BKGND_SET);
} else {
// negative ascii code means we need to invert back/fore colors
TCOD_console_set_background_color(con,cols[1]);
TCOD_console_set_foreground_color(con,cols[0]);
TCOD_console_put_char(con,conx,cony,-ascii,TCOD_BKGND_SET);
}
}
}
}
}
/* renders the textfield */
void TCOD_text_render (TCOD_text_t txt, TCOD_console_t con) {
text_t * data = (text_t*)txt;
uint32 time;
bool cursor_on;
char back=0;
int curx,cury,cursorx,cursory, curpos;
char *ptr;
TCOD_IFNOT(data && data->con ) return;
time = TCOD_sys_elapsed_milli();
cursor_on = (int)( time % data->interval ) > data->halfinterval;
TCOD_console_set_default_background(data->con, data->back);
TCOD_console_set_default_foreground(data->con, data->fore);
TCOD_console_clear(data->con);
/* compute cursor position */
get_cursor_coords(data,&cursorx,&cursory);
if ( cursor_on && data->ascii_cursor) {
/* save the character under cursor position */
back = data->text[data->cursor_pos];
data->text[data->cursor_pos] = data->ascii_cursor;
}
/* render prompt */
if (data->prompt) TCOD_console_print_rect_ex(data->con,0,0,data->w,data->h,TCOD_BKGND_SET,TCOD_LEFT,"%s",data->prompt);
/* render text */
curx=data->textx;
cury=data->texty;
ptr=data->text;
curpos=0;
while (*ptr) {
if ( *ptr == '\n') {
if ( (curx == 0 || curpos == 0 ) && curpos >= data->sel_start && curpos < data->sel_end ) {
/* inverted colors for selected empty lines */
TCOD_console_set_char_background(data->con, curx, cury, data->fore, TCOD_BKGND_SET);
TCOD_console_set_char_foreground(data->con, curx, cury, data->back);
}
curx=0;
cury++;
} else {
if ( curpos >= data->sel_start && curpos < data->sel_end ) {
/* inverted colors for selection */
TCOD_console_set_char_background(data->con, curx, cury, data->fore, TCOD_BKGND_SET);
TCOD_console_set_char_foreground(data->con, curx, cury, data->back);
}
TCOD_console_set_char(data->con,curx,cury,*ptr);
curx++;
if ( curx == data->w ) {
curx=0;
cury++;
}
}
ptr++;
curpos++;
}
if ( cursor_on ) {
if ( data->ascii_cursor) {
/* restore the character under cursor */
data->text[data->cursor_pos] = back;
} else {
/* invert colors at cursor position */
TCOD_console_set_char_background(data->con,cursorx,cursory,data->fore,TCOD_BKGND_SET);
TCOD_console_set_char_foreground(data->con,cursorx,cursory,data->back);
}
} else if (! cursor_on && ! data->ascii_cursor && data->multiline ) {
/* normal colors for cursor ( might be inside selection ) */
TCOD_console_set_char_background(data->con,cursorx,cursory,data->back,TCOD_BKGND_SET);
TCOD_console_set_char_foreground(data->con,cursorx,cursory,data->fore);
}
TCOD_console_blit(data->con,0,0,data->w,data->h,con,data->x,data->y,1.0f,data->transparency);
}
void TCODConsole::setChar(int x, int y, int c) {
TCOD_console_set_char(data,x,y,c);
}
