438 lines
11 KiB
C
438 lines
11 KiB
C
void
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drawhighlights(struct item *item, int x, int y, int w)
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{
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int i, indent;
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char *highlight;
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char c;
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// limitation in order to prevent highlighting from drawing when the text isn't visible
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if (columns > 5 && lines > 1) return;
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char *itemtext = item->text;
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if (!(strlen(itemtext) && strlen(text))) return;
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drw_setscheme(drw, scheme[item == sel
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? SchemeSelHighlight
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: SchemeNormHighlight]);
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for (i = 0, highlight = itemtext; *highlight && text[i];) {
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if (((fuzzy && !fstrncmp(&(*highlight), &text[i], 1)) || (!fuzzy && *highlight == text[i]))) {
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c = *highlight;
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*highlight = '\0';
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indent = TEXTW(itemtext) - lrpad;
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*highlight = c;
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// highlight character
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c = highlight[1];
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highlight[1] = '\0';
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drw_text(
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drw,
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x + indent + (lrpad / 2),
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y,
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MIN(w - indent - lrpad, TEXTW(highlight) - lrpad),
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bh, 0, highlight, 0, pango_highlight ? True : False);
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highlight[1] = c;
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i++;
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}
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highlight++;
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}
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}
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int
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drawitemtext(struct item *item, int x, int y, int w)
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{
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char buffer[MAXITEMLENGTH]; // buffer containing item text
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Clr scm[2]; // color scheme
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int leftpadding = lrpad / 2; // padding
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int wr, rd; // character
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int fg = 7; // foreground
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int bg = 0; // background
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int bgfg = 0; // both
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int ignore = 0; // ignore colors
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int skiphighlight = 0; // skip highlighting
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// memcpy the correct scheme
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if (item == sel) {
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memcpy(scm, scheme[SchemeItemSel], sizeof(scm));
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if (item->hp)
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memcpy(scm, scheme[SchemeItemSelPri], sizeof(scm));
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} else {
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memcpy(scm, scheme[SchemeItemNorm], sizeof(scm));
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if (item->hp)
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memcpy(scm, scheme[SchemeItemNormPri], sizeof(scm));
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}
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// don't color
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if (!coloritems) memcpy(scm, scheme[SchemeItemNorm], sizeof(scm));
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drw_setscheme(drw, scm); // set scheme
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// parse item text
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for (wr = 0, rd = 0; item->text[rd]; rd++) {
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if (item->text[rd] == '' && item->text[rd + 1] == '[') {
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size_t alen = strspn(item->text + rd + 2, "0123456789;");
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if (item->text[rd + alen + 2] == 'm') { // last character in sequence is always 'm'
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buffer[wr] = '\0';
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apply_fribidi(buffer);
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drw_text(drw, x, y, MIN(w, TEXTW(buffer) - lrpad) + leftpadding, bh, leftpadding, isrtl ? fribidi_text : buffer, 0, pango_item ? True : False);
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// position and width
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x += MIN(w, TEXTW(buffer) - lrpad) + leftpadding;
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w -= MIN(w, TEXTW(buffer) - lrpad) + leftpadding;
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// no highlighting if colored text
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skiphighlight = 1;
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leftpadding = 0;
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char *character = item->text + rd + 1; // current character
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// parse hex colors in scm, m is always the last character
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while (*character != 'm') {
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unsigned nextchar = strtoul(character + 1, &character, 10);
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if (ignore)
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continue;
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if (bgfg) {
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if (bgfg < 4 && nextchar == 5) {
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bgfg <<= 1;
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continue;
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}
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if (bgfg == 4)
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scm[0] = textclrs[fg = nextchar];
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else if (bgfg == 6)
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scm[1] = textclrs[bg = nextchar];
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ignore = 1;
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continue;
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}
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if (nextchar == 1) {
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fg |= 8;
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scm[0] = textclrs[fg];
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} else if (nextchar == 22) {
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fg &= ~8;
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scm[0] = textclrs[fg];
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} else if (nextchar >= 30 && nextchar <= 37) {
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fg = nextchar % 10 | (fg & 8);
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scm[0] = textclrs[fg];
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} else if (nextchar == 38) {
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bgfg = 2;
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} else if (nextchar >= 40 && nextchar <= 47) {
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bg = nextchar % 10;
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scm[1] = textclrs[bg];
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} else if (nextchar == 48) {
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bgfg = 3;
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} else if (nextchar == 0) {
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if (item == sel) {
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memcpy(scm, scheme[SchemeItemSel], sizeof(scm));
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if (item->hp)
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memcpy(scm, scheme[SchemeItemSelPri], sizeof(scm));
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} else {
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memcpy(scm, scheme[SchemeItemNorm], sizeof(scm));
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if (item->hp)
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memcpy(scm, scheme[SchemeItemNormPri], sizeof(scm));
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}
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// don't color
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if (!coloritems) memcpy(scm, scheme[SchemeItemNorm], sizeof(scm));
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}
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}
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rd += alen + 2;
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wr = 0;
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drw_setscheme(drw, scm); // set scheme
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continue;
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}
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}
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buffer[wr++] = item->text[rd];
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}
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buffer[wr] = '\0';
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// now draw any non-colored text
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apply_fribidi(buffer);
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int r = drw_text(drw, x, y, w, bh, leftpadding, isrtl ? fribidi_text : buffer, 0, pango_item ? True : False);
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if (!hidehighlight && !skiphighlight) drawhighlights(item, x, y, w);
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// copy current buffer to item->clntext instead of item->text, this way SGR sequences aren't drawn
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item->clntext = malloc(sizeof(buffer));
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memcpy(item->clntext, buffer, sizeof(buffer));
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return r;
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}
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int
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drawitem(int x, int y, int w)
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{
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struct item *item;
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int numberWidth = 0;
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int modeWidth = 0;
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int larrowWidth = 0;
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int rarrowWidth = 0;
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// add width
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if (!hidelarrow) larrowWidth = pango_leftarrow ? TEXTWM(leftarrow) : TEXTW(leftarrow);
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if (!hiderarrow) rarrowWidth = pango_rightarrow ? TEXTWM(rightarrow) : TEXTW(rightarrow);
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if (!hidemode) modeWidth = pango_mode ? TEXTWM(modetext) : TEXTW(modetext);
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if (!hiderarrow) rarrowWidth = pango_rightarrow ? TEXTWM(rightarrow) : TEXTW(rightarrow);
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if (!hidematchcount) numberWidth = pango_numbers ? TEXTWM(numbers) : TEXTW(numbers);
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// mode indicator is always going to be at the right
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if (hidemode) {
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numberWidth += 2 * sp + borderwidth;
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} else {
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modeWidth += 2 * sp + borderwidth;
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}
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#if USEIMAGE
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int ox = 0; // original x position
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#endif
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// draw items and image
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if (lines > 0) {
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int i = 0;
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int rx = 0;
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// draw image first
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#if USEIMAGE
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if (!hideimage && longestedge != 0) {
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rx = ox;
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rx += (imagegaps * 2) + imagewidth;
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} else
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#endif
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if (!indentitems) {
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rx = 0;
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} else {
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rx = x;
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}
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for (item = curr; item != next; item = item->right, i++) {
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x = drawitemtext(
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item,
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rx + ((i / lines) * ((mw - rx) / columns)),
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y + (((i % lines) + 1) * bh),
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(mw - rx) / columns
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);
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}
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// horizontal list
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} else if (matches) {
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x += inputw;
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w = larrowWidth;
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x = drawlarrow(x, y, w);
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for (item = curr; item != next; item = item->right) // draw items
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x = drawitemtext(item, x, y, MIN(pango_item ? TEXTWM(item->text) : TEXTW(item->text), mw - x - rarrowWidth - numberWidth - modeWidth));
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w = rarrowWidth + numberWidth + modeWidth;
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x = drawrarrow(mw - w, y, w);
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}
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return x;
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}
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int
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drawprompt(int x, int y, int w)
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{
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if (prompt && *prompt && !hideprompt) {
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drw_setscheme(drw, scheme[SchemePrompt]);
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x = drw_text(drw, x, y, w, bh, lrpad / 2, prompt, 0, pango_prompt ? True : False);
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if (!hidepowerline) {
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drw_settrans(drw, scheme[SchemePrompt], scheme[SchemeMenu]);
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drw_arrow(drw, x, y, plw, bh, 1, 0);
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x += plw;
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}
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}
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return x;
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}
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int
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drawinput(int x, int y, int w)
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{
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char *censort; // censor text (password)
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unsigned int curpos = 0;
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int fh = drw->font->h;
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// draw input
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drw_setscheme(drw, scheme[SchemeInput]);
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if (passwd && !hideprompt) {
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censort = ecalloc(1, sizeof(text));
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for (int i = 0; i < strlen(text); i++)
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memcpy(&censort[i], password, strlen(text));
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apply_fribidi(censort);
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drw_text(drw, x, y, w, bh, lrpad / 2, isrtl ? fribidi_text : censort, 0, pango_password ? True : False);
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curpos = TEXTW(censort) - TEXTW(&text[cursor]);
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free(censort);
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} else if (!passwd && !hideprompt) {
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apply_fribidi(text);
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drw_text(drw, x, y, w, bh, lrpad / 2, isrtl ? fribidi_text : text, 0, pango_input ? True : False);
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curpos = TEXTW(text) - TEXTW(&text[cursor]);
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}
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if ((curpos += lrpad / 2 - 1) < w && !hidecursor && !hideprompt) {
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drw_setscheme(drw, scheme[SchemeCaret]);
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drw_rect(drw, x + curpos, 2 + (bh - fh) / 2, 2, fh - 4, 1, 0);
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}
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return x;
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}
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int
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drawlarrow(int x, int y, int w)
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{
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if (hidelarrow) return x;
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if (curr->left) { // draw left arrow
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drw_setscheme(drw, scheme[SchemeLArrow]);
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drw_text(drw, x, y, w, bh, lrpad / 2, leftarrow, 0, pango_leftarrow ? True : False);
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x += w;
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}
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return x;
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}
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int
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drawrarrow(int x, int y, int w)
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{
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if (hiderarrow) return x;
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if (next) { // draw right arrow
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drw_setscheme(drw, scheme[SchemeRArrow]);
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drw_text(drw, mw - w, y, w, bh, lrpad / 2, rightarrow, 0, pango_rightarrow ? True : False);
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x += w;
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}
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return x;
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}
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int
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drawnumber(int x, int y, int w)
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{
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if (hidematchcount) return x;
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drw_setscheme(drw, scheme[SchemeNumber]);
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drw_text(drw, x, y, w, bh, lrpad / 2 + plw / 2, numbers, 0, pango_numbers ? True : False);
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// draw powerline for match count
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if (!hidepowerline) {
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drw_settrans(drw, scheme[SchemeNumber], scheme[SchemeMenu]);
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drw_arrow(drw, x, y, plw, bh, 0, 0);
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x += plw;
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}
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return x;
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}
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int
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drawmode(int x, int y, int w)
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{
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if (!hidemode) { // draw mode indicator
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drw_setscheme(drw, scheme[SchemeMode]);
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drw_text(drw, x, y, w, bh, lrpad / 2 + plw / 2, modetext, 0, pango_mode ? True : False);
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// draw powerline for match count
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if (!hidepowerline) {
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drw_settrans(drw, scheme[SchemeMode], hidematchcount ? scheme[SchemeMenu] : scheme[SchemeNumber]);
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drw_arrow(drw, x, y, plw, bh, 0, 0);
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x += plw;
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}
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}
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return x;
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}
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void
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drawmenu(void)
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{
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int x = 0, y = 0, w = 0;
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plw = hidepowerline ? 0 : drw->font->h / 2 + 1; // powerline size
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// draw menu first using menu scheme
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drw_setscheme(drw, scheme[SchemeMenu]);
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drw_rect(drw, 0, 0, mw, mh, 1, 1);
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int numberWidth = 0;
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int modeWidth = 0;
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// add width
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if (!hidemode) modeWidth = pango_mode ? TEXTWM(modetext) : TEXTW(modetext);
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// calculate match count
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if (!hidematchcount) {
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recalculatenumbers();
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numberWidth = TEXTW(numbers);
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}
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// why have an empty line?
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if ((hideprompt && hideinput && hidemode && hidematchcount
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#if USEIMAGE
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) && (!image || hideimage)) {
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#else
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)) {
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#endif
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y -= bh;
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mh = (lines + 1) * bh - bh;
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if (!win) return;
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XResizeWindow(dpy, win, mw, mh);
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drw_resize(drw, mw, mh);
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}
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#if USEIMAGE
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else if (hideprompt && hideinput && hidemode && hidematchcount) {
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y -= bh;
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}
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#endif
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if (!hideprompt) {
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w = promptw;
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x = drawprompt(x, y, w);
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}
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if (!hideinput) {
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w = (lines > 0 || !matches) ? mw - x : inputw;
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x = drawinput(x, y, w);
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}
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if (!hidemode) modeWidth = pango_mode ? TEXTWM(modetext) : TEXTW(modetext);
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// draw the items, this function also calls drawrarrow() and drawlarrow()
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// TODO: Allow hiding items, without setting columns to 0
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drawitem(x, y, w);
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if (!hidematchcount) {
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w = numberWidth;
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drawnumber(mw - numberWidth - modeWidth - 2 * sp - 2 * borderwidth, y, w);
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}
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if (!hidemode) {
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w = modeWidth;
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drawmode(mw - modeWidth - 2 * sp - 2 * borderwidth, y, w);
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}
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drw_map(drw, win, 0, 0, mw, mh);
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}
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