X-Git-Url: https://git.danieliu.xyz/?p=smdp.git;a=blobdiff_plain;f=src%2Fviewer.c;h=747329cb288599cab7245c7d079ccaec65700737;hp=a09fd1f2ea53255484ea702ef5056ac3d6c06c01;hb=43aa3385fb0e78b302a9191789d59115402035f8;hpb=004704aa7773d7dec77b067a54b2224fbd202456 diff --git a/src/viewer.c b/src/viewer.c index a09fd1f..747329c 100644 --- a/src/viewer.c +++ b/src/viewer.c @@ -399,218 +399,217 @@ int ncurses_display(deck_t *deck, int notrans, int nofade, int invert) { } 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_UNORDERED_LIST_3 - if(CHECK_BIT(line->bits, IS_UNORDERED_LIST_3)) { - offset = next_nonblank(line->text, 0); - char format_s[15]; - strcpy(&format_s[0], CHECK_BIT(line->bits, IS_UNORDERED_LIST_1)? " | " : " "); - strcpy(&format_s[4], CHECK_BIT(line->bits, IS_UNORDERED_LIST_2)? " | " : " "); - strcpy(&format_s[8], line->next && CHECK_BIT(line->next->bits, IS_UNORDERED_LIST_3)? " +- %s" : " `- %s"); - mvwprintw(window, - y, x, - format_s, - &line->text->text[offset + 2]); - - // IS_UNORDERED_LIST_2 - } else if(CHECK_BIT(line->bits, IS_UNORDERED_LIST_2)) { - offset = next_nonblank(line->text, 0); - char format_s[11]; - strcpy(&format_s[0], CHECK_BIT(line->bits, IS_UNORDERED_LIST_1)? " | " : " "); - strcpy(&format_s[4], line->next && CHECK_BIT(line->next->bits, IS_UNORDERED_LIST_2)? " +- %s" : " `- %s"); - mvwprintw(window, - y, x, - format_s, - &line->text->text[offset + 2]); - - // IS_UNORDERED_LIST_1 - } else if(CHECK_BIT(line->bits, IS_UNORDERED_LIST_1)) { - offset = next_nonblank(line->text, 0); - char format_s[7]; - strcpy(&format_s[0], line->next && CHECK_BIT(line->next->bits, IS_UNORDERED_LIST_1)? " +- %s" : " `- %s"); - mvwprintw(window, - y, x, - format_s, - &line->text->text[offset + 2]); - - // IS_CODE - } else if(CHECK_BIT(line->bits, IS_CODE)) { - - // set static offset for code - offset = CODE_INDENT; - - // reverse color for code blocks - if(colors) - wattron(window, COLOR_PAIR(CP_BLACK)); - - // print whole lines - mvwprintw(window, - y, x, - "%s", &line->text->text[offset]); + if(!line->text->text) { + return; + } - } else { + int i; // increment + int offset = 0; // text offset + + // move the cursor in position + wmove(window, y, x); + + // IS_UNORDERED_LIST_3 + if(CHECK_BIT(line->bits, IS_UNORDERED_LIST_3)) { + offset = next_nonblank(line->text, 0); + char prompt[10]; + strcpy(&prompt[0], CHECK_BIT(line->bits, IS_UNORDERED_LIST_1)? "| " : " "); + strcpy(&prompt[3], CHECK_BIT(line->bits, IS_UNORDERED_LIST_2)? "| " : " "); + strcpy(&prompt[6], line->next && CHECK_BIT(line->next->bits, IS_UNORDERED_LIST_3)? "+- " : "`- "); + wprintw(window, + "%s", prompt); + + inline_display(window, &line->text->text[offset + 2], colors); + + // IS_UNORDERED_LIST_2 + } else if(CHECK_BIT(line->bits, IS_UNORDERED_LIST_2)) { + offset = next_nonblank(line->text, 0); + char prompt[7]; + strcpy(&prompt[0], CHECK_BIT(line->bits, IS_UNORDERED_LIST_1)? "| " : " "); + strcpy(&prompt[3], line->next && CHECK_BIT(line->next->bits, IS_UNORDERED_LIST_2)? "+- " : "`- "); + wprintw(window, + "%s", prompt); + + inline_display(window, &line->text->text[offset + 2], colors); + + // IS_UNORDERED_LIST_1 + } else if(CHECK_BIT(line->bits, IS_UNORDERED_LIST_1)) { + offset = next_nonblank(line->text, 0); + char prompt[4]; + strcpy(&prompt[0], line->next && CHECK_BIT(line->next->bits, IS_UNORDERED_LIST_1)? "+- " : "`- "); + wprintw(window, + "%s", prompt); + + inline_display(window, &line->text->text[offset + 2], colors); + + // IS_CODE + } else if(CHECK_BIT(line->bits, IS_CODE)) { + + // set static offset for code + offset = CODE_INDENT; + + // reverse color for code blocks + if(colors) + wattron(window, COLOR_PAIR(CP_BLACK)); - // IS_H1 || IS_H2 - if(CHECK_BIT(line->bits, IS_H1) || CHECK_BIT(line->bits, IS_H2)) { + // print whole lines + wprintw(window, + "%s", &line->text->text[offset]); - // set headline color - if(colors) - wattron(window, COLOR_PAIR(CP_BLUE)); + // IS_H1 || IS_H2 + } else if(CHECK_BIT(line->bits, IS_H1) || CHECK_BIT(line->bits, IS_H2)) { - // enable underline for H1 - if(CHECK_BIT(line->bits, IS_H1)) - wattron(window, A_UNDERLINE); + // set headline color + if(colors) + wattron(window, COLOR_PAIR(CP_BLUE)); - // skip hashes - while(line->text->text[offset] == '#') - offset = next_word(line->text, offset); + // enable underline for H1 + if(CHECK_BIT(line->bits, IS_H1)) + wattron(window, A_UNDERLINE); - // print whole lines - mvwprintw(window, - y, x, - "%s", &line->text->text[offset]); + // skip hashes + while(line->text->text[offset] == '#') + offset = next_word(line->text, offset); - wattroff(window, A_UNDERLINE); + // print whole lines + wprintw(window, + "%s", &line->text->text[offset]); - } 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 - if(colors) { - wattron(window, COLOR_PAIR(CP_BLACK)); - wprintw(window, "%s", " "); - wattron(window, COLOR_PAIR(CP_WHITE)); - wprintw(window, "%s", " "); - } else { - wprintw(window, "%s", ">"); - } + wattroff(window, A_UNDERLINE); - // find next quote or break - offset++; - if(line->text->text[offset] == ' ') - offset = next_word(line->text, offset); - } + } else { + + // IS_QUOTE + if(CHECK_BIT(line->bits, IS_QUOTE)) { + while(line->text->text[offset] == '>') { + // print a reverse color block + if(colors) { + wattron(window, COLOR_PAIR(CP_BLACK)); + wprintw(window, "%s", " "); + wattron(window, COLOR_PAIR(CP_WHITE)); + wprintw(window, "%s", " "); + } else { + wprintw(window, "%s", ">"); } - // 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 '`': - if(colors) - wattron(window, COLOR_PAIR(CP_WHITE)); - break; - } + // find next quote or break + offset++; + if(line->text->text[offset] == ' ') + offset = next_word(line->text, offset); + } + } - // remove top special char from stack - (stack->pop)(stack); + inline_display(window, &line->text->text[offset], colors); + } - // treat special as regular char - } else if((stack->top)(stack, '\\')) { - wprintw(window, "%c", *c); + // fill rest off line with spaces + for(i = getcurx(window) - x; i < max_cols; i++) + wprintw(window, "%s", " "); - // remove backslash from stack - (stack->pop)(stack); + // reset to default color + if(colors) + wattron(window, COLOR_PAIR(CP_WHITE)); + wattroff(window, A_UNDERLINE); +} - // 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 '`': - if(colors) - wattron(window, COLOR_PAIR(CP_BLACK)); - break; - // do nothing for backslashes - } +void inline_display(WINDOW *window, const char *c, const int colors) { + const static char *special = "\\*_`"; // list of interpreted chars + cstack_t *stack = cstack_init(); - // push special char to stack - (stack->push)(stack, *c); - } + // for each char in line + for(; *c; c++) { - } else { - // remove backslash from stack - if((stack->top)(stack, '\\')) - (stack->pop)(stack); + // if char is in special char list + if(strchr(special, *c)) { - // print regular char - wprintw(window, "%c", *c); - } + // closing special char (or second backslash) + if((stack->top)(stack, *c)) { - 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 '`': + if(colors) + wattron(window, COLOR_PAIR(CP_WHITE)); + break; } - // 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 '`': - if(colors) - wattron(window, COLOR_PAIR(CP_WHITE)); - break; - // do nothing for backslashes - } + // 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 '`': + if(colors) + wattron(window, COLOR_PAIR(CP_BLACK)); + break; + // do nothing for backslashes } + + // push special char to stack + (stack->push)(stack, *c); } - } - // fill rest off line with spaces - for(i = getcurx(window) - x; i < max_cols; i++) - wprintw(window, "%s", " "); + } else { + // remove backslash from stack + if((stack->top)(stack, '\\')) + (stack->pop)(stack); - // reset to default color - if(colors) - wattron(window, COLOR_PAIR(CP_WHITE)); - wattroff(window, A_UNDERLINE); + // print regular char + wprintw(window, "%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 '`': + if(colors) + wattron(window, COLOR_PAIR(CP_WHITE)); + break; + // do nothing for backslashes + } } (stack->delete)(stack);