+void add_line(WINDOW *window, int y, int x, line_t *line, int max_cols, int colors) {
+ int i = 0; // increment
+ char *c; // char pointer for iteration
+ char *special = "\\*_`"; // list of interpreted chars
+ cstack_t *stack = cstack_init();
+
+ if(line->text->text) {
+ int offset = 0; // text offset
+
+ // IS_CODE
+ if(CHECK_BIT(line->bits, IS_CODE)) {
+
+ // set static offset for code
+ offset = CODE_INDENT;
+
+ // reverse color for code blocks
+ wattron(window, A_REVERSE);
+
+ // print whole lines
+ mvwprintw(window,
+ y, x,
+ "%s", &line->text->text[offset]);
+
+ } else {
+
+ // IS_H1 || IS_H2
+ if(CHECK_BIT(line->bits, IS_H1) || CHECK_BIT(line->bits, IS_H2)) {
+
+ // set headline color
+ if(colors)
+ wattron(window, COLOR_PAIR(CP_BLUE));
+
+ // enable underline for H1
+ if(CHECK_BIT(line->bits, IS_H1))
+ wattron(window, A_UNDERLINE);
+
+ // skip hashes
+ while(line->text->text[offset] == '#')
+ offset = next_word(line->text, offset);
+
+ // print whole lines
+ mvwprintw(window,
+ y, x,
+ "%s", &line->text->text[offset]);
+
+ wattroff(window, A_UNDERLINE);
+
+ } else {
+ // move the cursor in position
+ wmove(window, y, x);
+
+ // IS_QUOTE
+ if(CHECK_BIT(line->bits, IS_QUOTE)) {
+ while(line->text->text[offset] == '>') {
+ // print a reverse color block
+ wattron(window, A_REVERSE);
+ wprintw(window, "%s", " ");
+ wattroff(window, A_REVERSE);
+ wprintw(window, "%s", " ");
+ // find next quote or break
+ offset++;
+ if(line->text->text[offset] == ' ')
+ offset = next_word(line->text, offset);
+ }
+ }
+
+ // for each char in line
+ c = &line->text->text[offset];
+ while(*c) {
+
+ // if char is in special char list
+ if(strchr(special, *c)) {
+
+ // closing special char (or second backslash)
+ if((stack->top)(stack, *c)) {
+
+ switch(*c) {
+ // print escaped backslash
+ case '\\':
+ wprintw(window, "%c", *c);
+ break;
+ // disable highlight
+ case '*':
+ if(colors)
+ wattron(window, COLOR_PAIR(CP_WHITE));
+ break;
+ // disable underline
+ case '_':
+ wattroff(window, A_UNDERLINE);
+ break;
+ // disable inline code
+ case '`':
+ wattroff(window, A_REVERSE);
+ break;
+ }
+
+ // remove top special char from stack
+ (stack->pop)(stack);
+
+ // treat special as regular char
+ } else if((stack->top)(stack, '\\')) {
+ wprintw(window, "%c", *c);
+
+ // remove backslash from stack
+ (stack->pop)(stack);
+
+ // opening special char
+ } else {
+ switch(*c) {
+ // enable highlight
+ case '*':
+ if(colors)
+ wattron(window, COLOR_PAIR(CP_RED));
+ break;
+ // enable underline
+ case '_':
+ wattron(window, A_UNDERLINE);
+ break;
+ // enable inline code
+ case '`':
+ wattron(window, A_REVERSE);
+ break;
+ // do nothing for backslashes
+ }
+
+ // push special char to stack
+ (stack->push)(stack, *c);
+ }
+
+ } else {
+ // remove backslash from stack
+ if((stack->top)(stack, '\\'))
+ (stack->pop)(stack);
+
+ // print regular char
+ wprintw(window, "%c", *c);
+ }
+
+ c++;
+ }
+
+ // pop stack until empty to prevent formated trailing spaces
+ while(!(stack->empty)(stack)) {
+ switch((stack->pop)(stack)) {
+ // disable highlight
+ case '*':
+ if(colors)
+ wattron(window, COLOR_PAIR(CP_WHITE));
+ break;
+ // disable underline
+ case '_':
+ wattroff(window, A_UNDERLINE);
+ break;
+ // disable inline code
+ case '`':
+ wattroff(window, A_REVERSE);
+ break;
+ // do nothing for backslashes
+ }
+ }
+ }
+ }
+
+ // fill rest off line with spaces
+ for(i = getcurx(window) - x; i < max_cols; i++)
+ wprintw(window, "%s", " ");
+
+ // reset to default color
+ if(colors)
+ wattron(window, COLOR_PAIR(CP_WHITE));
+ wattroff(window, A_UNDERLINE);
+ wattroff(window, A_REVERSE);
+ }
+
+ (stack->delete)(stack);
+}
+
+void fade_out(WINDOW *window, int trans, int colors, int invert) {