patched undercurl
KeeganForelight
2 years ago
parent
52fea633a1
commit
79381aad47
@ -0,0 +1,153 @@
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From a3cdd0753bf578cd4e6db7c6507481f3b5c38aea Mon Sep 17 00:00:00 2001
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From: Steve Ward <planet36@gmail.com>
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Date: Tue, 16 Nov 2021 14:15:06 -0500
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Subject: [PATCH] Allow blinking cursor
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---
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config.def.h | 19 +++++++++++++------
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x.c | 47 +++++++++++++++++++++++++++++++++++------------
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2 files changed, 48 insertions(+), 18 deletions(-)
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diff --git a/config.def.h b/config.def.h
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index 6f05dce..1a5fed0 100644
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--- a/config.def.h
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+++ b/config.def.h
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@@ -133,13 +133,20 @@ static unsigned int defaultcs = 256;
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static unsigned int defaultrcs = 257;
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/*
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- * Default shape of cursor
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- * 2: Block ("█")
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- * 4: Underline ("_")
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- * 6: Bar ("|")
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- * 7: Snowman ("☃")
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+ * https://invisible-island.net/xterm/ctlseqs/ctlseqs.html#h4-Functions-using-CSI-_-ordered-by-the-final-character-lparen-s-rparen:CSI-Ps-SP-q.1D81
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+ * Default style of cursor
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+ * 0: blinking block
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+ * 1: blinking block (default)
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+ * 2: steady block ("█")
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+ * 3: blinking underline
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+ * 4: steady underline ("_")
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+ * 5: blinking bar
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+ * 6: steady bar ("|")
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+ * 7: blinking st cursor
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+ * 8: steady st cursor
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*/
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-static unsigned int cursorshape = 2;
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+static unsigned int cursorstyle = 1;
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+static Rune stcursor = 0x2603; /* snowman ("☃") */
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/*
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* Default columns and rows numbers
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diff --git a/x.c b/x.c
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index 89786b8..7d2447d 100644
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--- a/x.c
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+++ b/x.c
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@@ -253,6 +253,7 @@ static char *opt_name = NULL;
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static char *opt_title = NULL;
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static int oldbutton = 3; /* button event on startup: 3 = release */
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+static int cursorblinks = 0;
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void
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clipcopy(const Arg *dummy)
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@@ -1529,29 +1530,44 @@ xdrawcursor(int cx, int cy, Glyph g, int ox, int oy, Glyph og)
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/* draw the new one */
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if (IS_SET(MODE_FOCUSED)) {
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switch (win.cursor) {
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- case 7: /* st extension */
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- g.u = 0x2603; /* snowman (U+2603) */
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+ default:
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+ case 0: /* blinking block */
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+ case 1: /* blinking block (default) */
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+ if (IS_SET(MODE_BLINK))
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+ break;
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/* FALLTHROUGH */
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- case 0: /* Blinking Block */
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- case 1: /* Blinking Block (Default) */
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- case 2: /* Steady Block */
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+ case 2: /* steady block */
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xdrawglyph(g, cx, cy);
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break;
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- case 3: /* Blinking Underline */
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- case 4: /* Steady Underline */
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+ case 3: /* blinking underline */
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+ if (IS_SET(MODE_BLINK))
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+ break;
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+ /* FALLTHROUGH */
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+ case 4: /* steady underline */
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XftDrawRect(xw.draw, &drawcol,
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borderpx + cx * win.cw,
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borderpx + (cy + 1) * win.ch - \
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cursorthickness,
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win.cw, cursorthickness);
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break;
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- case 5: /* Blinking bar */
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- case 6: /* Steady bar */
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+ case 5: /* blinking bar */
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+ if (IS_SET(MODE_BLINK))
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+ break;
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+ /* FALLTHROUGH */
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+ case 6: /* steady bar */
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XftDrawRect(xw.draw, &drawcol,
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borderpx + cx * win.cw,
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borderpx + cy * win.ch,
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cursorthickness, win.ch);
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break;
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+ case 7: /* blinking st cursor */
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+ if (IS_SET(MODE_BLINK))
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+ break;
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+ /* FALLTHROUGH */
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+ case 8: /* steady st cursor */
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+ g.u = stcursor;
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+ xdrawglyph(g, cx, cy);
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+ break;
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}
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} else {
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XftDrawRect(xw.draw, &drawcol,
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@@ -1708,9 +1724,12 @@ xsetmode(int set, unsigned int flags)
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int
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xsetcursor(int cursor)
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{
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- if (!BETWEEN(cursor, 0, 7)) /* 7: st extension */
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+ if (!BETWEEN(cursor, 0, 8)) /* 7-8: st extensions */
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return 1;
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win.cursor = cursor;
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+ cursorblinks = win.cursor == 0 || win.cursor == 1 ||
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+ win.cursor == 3 || win.cursor == 5 ||
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+ win.cursor == 7;
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return 0;
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}
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@@ -1954,6 +1973,10 @@ run(void)
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if (FD_ISSET(ttyfd, &rfd) || xev) {
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if (!drawing) {
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trigger = now;
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+ if (IS_SET(MODE_BLINK)) {
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+ win.mode ^= MODE_BLINK;
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+ }
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+ lastblink = now;
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drawing = 1;
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}
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timeout = (maxlatency - TIMEDIFF(now, trigger)) \
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@@ -1964,7 +1987,7 @@ run(void)
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/* idle detected or maxlatency exhausted -> draw */
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timeout = -1;
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- if (blinktimeout && tattrset(ATTR_BLINK)) {
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+ if (blinktimeout && (cursorblinks || tattrset(ATTR_BLINK))) {
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timeout = blinktimeout - TIMEDIFF(now, lastblink);
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if (timeout <= 0) {
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if (-timeout > blinktimeout) /* start visible */
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@@ -2000,7 +2023,7 @@ main(int argc, char *argv[])
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{
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xw.l = xw.t = 0;
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xw.isfixed = False;
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- xsetcursor(cursorshape);
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+ xsetcursor(cursorstyle);
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ARGBEGIN {
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case 'a':
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--
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2.34.0
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@ -0,0 +1,12 @@
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diff --git a/x.c b/x.c
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index e5f1737..5cabd60 100644
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--- a/x.c
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+++ b/x.c
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@@ -673,6 +673,7 @@ setsel(char *str, Time t)
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XSetSelectionOwner(xw.dpy, XA_PRIMARY, xw.win, t);
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if (XGetSelectionOwner(xw.dpy, XA_PRIMARY) != xw.win)
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selclear();
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+ clipcopy(NULL);
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}
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void
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@ -0,0 +1,271 @@
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From 10fa2b6aebceb3a12219ef25376297b063638bd9 Mon Sep 17 00:00:00 2001
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From: Julius Huelsmann <juliusHuelsmann@gmail.com>
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Date: Fri, 31 Jul 2020 10:13:35 +0200
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Subject: [PATCH] patch: focus
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---
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config.def.h | 5 ++++
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config.mk | 2 +-
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st.c | 1 -
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st.h | 2 ++
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x.c | 72 +++++++++++++++++++++++++++++++++++++++-------------
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5 files changed, 62 insertions(+), 20 deletions(-)
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diff --git a/config.def.h b/config.def.h
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index 0895a1f..577d1f1 100644
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--- a/config.def.h
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+++ b/config.def.h
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@@ -84,6 +84,9 @@ char *termname = "st-256color";
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*/
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unsigned int tabspaces = 8;
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+/* bg opacity */
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+float alpha = 0.8, alphaUnfocused = 0.6;
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+
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/* Terminal colors (16 first used in escape sequence) */
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static const char *colorname[] = {
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/* 8 normal colors */
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@@ -111,6 +114,7 @@ static const char *colorname[] = {
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/* more colors can be added after 255 to use with DefaultXX */
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"#cccccc",
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"#555555",
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+ "black",
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};
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@@ -122,6 +126,7 @@ unsigned int defaultfg = 7;
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unsigned int defaultbg = 0;
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static unsigned int defaultcs = 256;
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static unsigned int defaultrcs = 257;
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+unsigned int bg = 17, bgUnfocused = 16;
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/*
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* Default shape of cursor
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diff --git a/config.mk b/config.mk
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index beafc35..ddc65ae 100644
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--- a/config.mk
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+++ b/config.mk
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@@ -16,7 +16,7 @@ PKG_CONFIG = pkg-config
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INCS = -I$(X11INC) \
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`$(PKG_CONFIG) --cflags fontconfig` \
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`$(PKG_CONFIG) --cflags freetype2`
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-LIBS = -L$(X11LIB) -lm -lrt -lX11 -lutil -lXft \
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+LIBS = -L$(X11LIB) -lm -lrt -lX11 -lutil -lXft -lXrender\
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`$(PKG_CONFIG) --libs fontconfig` \
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`$(PKG_CONFIG) --libs freetype2`
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diff --git a/st.c b/st.c
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index 0ce6ac2..c7f40c8 100644
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--- a/st.c
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+++ b/st.c
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@@ -194,7 +194,6 @@ static void tsetscroll(int, int);
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static void tswapscreen(void);
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static void tsetmode(int, int, int *, int);
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static int twrite(const char *, int, int);
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-static void tfulldirt(void);
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static void tcontrolcode(uchar );
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static void tdectest(char );
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static void tdefutf8(char);
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diff --git a/st.h b/st.h
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index d978458..44cb3fd 100644
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--- a/st.h
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+++ b/st.h
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@@ -79,6 +79,7 @@ typedef union {
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void die(const char *, ...);
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void redraw(void);
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+void tfulldirt(void);
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void draw(void);
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void printscreen(const Arg *);
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@@ -122,3 +123,4 @@ extern char *termname;
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extern unsigned int tabspaces;
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extern unsigned int defaultfg;
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extern unsigned int defaultbg;
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+extern float alpha, alphaUnfocused;
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diff --git a/x.c b/x.c
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index e5f1737..a2e820f 100644
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--- a/x.c
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+++ b/x.c
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@@ -105,6 +105,7 @@ typedef struct {
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XSetWindowAttributes attrs;
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int scr;
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int isfixed; /* is fixed geometry? */
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+ int depth; /* bit depth */
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int l, t; /* left and top offset */
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int gm; /* geometry mask */
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} XWindow;
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@@ -243,6 +244,7 @@ static char *usedfont = NULL;
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static double usedfontsize = 0;
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static double defaultfontsize = 0;
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+static char *opt_alpha = NULL;
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static char *opt_class = NULL;
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static char **opt_cmd = NULL;
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static char *opt_embed = NULL;
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@@ -252,6 +254,8 @@ static char *opt_line = NULL;
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static char *opt_name = NULL;
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static char *opt_title = NULL;
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+static int focused = 0;
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+
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static int oldbutton = 3; /* button event on startup: 3 = release */
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void
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@@ -734,7 +738,7 @@ xresize(int col, int row)
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XFreePixmap(xw.dpy, xw.buf);
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xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h,
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- DefaultDepth(xw.dpy, xw.scr));
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+ xw.depth);
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XftDrawChange(xw.draw, xw.buf);
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xclear(0, 0, win.w, win.h);
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@@ -772,28 +776,38 @@ xloadcolor(int i, const char *name, Color *ncolor)
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return XftColorAllocName(xw.dpy, xw.vis, xw.cmap, name, ncolor);
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}
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+void
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+xloadalpha(void)
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+{
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+ float const usedAlpha = focused ? alpha : alphaUnfocused;
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+ if (opt_alpha) alpha = strtof(opt_alpha, NULL);
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+ dc.col[defaultbg].color.alpha = (unsigned short)(0xffff * usedAlpha);
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+ dc.col[defaultbg].pixel &= 0x00FFFFFF;
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+ dc.col[defaultbg].pixel |= (unsigned char)(0xff * usedAlpha) << 24;
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+}
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+
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void
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xloadcols(void)
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{
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- int i;
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static int loaded;
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Color *cp;
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- if (loaded) {
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- for (cp = dc.col; cp < &dc.col[dc.collen]; ++cp)
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- XftColorFree(xw.dpy, xw.vis, xw.cmap, cp);
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- } else {
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- dc.collen = MAX(LEN(colorname), 256);
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- dc.col = xmalloc(dc.collen * sizeof(Color));
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+ if (!loaded) {
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+ dc.collen = 1 + (defaultbg = MAX(LEN(colorname), 256));
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+ dc.col = xmalloc((dc.collen) * sizeof(Color));
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}
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- for (i = 0; i < dc.collen; i++)
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+ for (int i = 0; i+1 < dc.collen; ++i)
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if (!xloadcolor(i, NULL, &dc.col[i])) {
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if (colorname[i])
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die("could not allocate color '%s'\n", colorname[i]);
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else
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die("could not allocate color %d\n", i);
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}
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+ if (dc.collen) // cannot die, as the color is already loaded.
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+ xloadcolor(focused ?bg :bgUnfocused, NULL, &dc.col[defaultbg]);
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+
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+ xloadalpha();
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loaded = 1;
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}
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@@ -1103,11 +1117,23 @@ xinit(int cols, int rows)
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Window parent;
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pid_t thispid = getpid();
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XColor xmousefg, xmousebg;
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+ XWindowAttributes attr;
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+ XVisualInfo vis;
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if (!(xw.dpy = XOpenDisplay(NULL)))
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die("can't open display\n");
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xw.scr = XDefaultScreen(xw.dpy);
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- xw.vis = XDefaultVisual(xw.dpy, xw.scr);
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+
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+ if (!(opt_embed && (parent = strtol(opt_embed, NULL, 0)))) {
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+ parent = XRootWindow(xw.dpy, xw.scr);
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+ xw.depth = 32;
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+ } else {
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+ XGetWindowAttributes(xw.dpy, parent, &attr);
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+ xw.depth = attr.depth;
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+ }
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+
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+ XMatchVisualInfo(xw.dpy, xw.scr, xw.depth, TrueColor, &vis);
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+ xw.vis = vis.visual;
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/* font */
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if (!FcInit())
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@@ -1117,7 +1143,7 @@ xinit(int cols, int rows)
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xloadfonts(usedfont, 0);
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/* colors */
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- xw.cmap = XDefaultColormap(xw.dpy, xw.scr);
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+ xw.cmap = XCreateColormap(xw.dpy, parent, xw.vis, None);
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xloadcols();
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/* adjust fixed window geometry */
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@@ -1137,19 +1163,15 @@ xinit(int cols, int rows)
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| ButtonMotionMask | ButtonPressMask | ButtonReleaseMask;
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xw.attrs.colormap = xw.cmap;
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- if (!(opt_embed && (parent = strtol(opt_embed, NULL, 0))))
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- parent = XRootWindow(xw.dpy, xw.scr);
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xw.win = XCreateWindow(xw.dpy, parent, xw.l, xw.t,
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- win.w, win.h, 0, XDefaultDepth(xw.dpy, xw.scr), InputOutput,
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+ win.w, win.h, 0, xw.depth, InputOutput,
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xw.vis, CWBackPixel | CWBorderPixel | CWBitGravity
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| CWEventMask | CWColormap, &xw.attrs);
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memset(&gcvalues, 0, sizeof(gcvalues));
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gcvalues.graphics_exposures = False;
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- dc.gc = XCreateGC(xw.dpy, parent, GCGraphicsExposures,
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- &gcvalues);
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- xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h,
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- DefaultDepth(xw.dpy, xw.scr));
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+ xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h, xw.depth);
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+ dc.gc = XCreateGC(xw.dpy, xw.buf, GCGraphicsExposures, &gcvalues);
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XSetForeground(xw.dpy, dc.gc, dc.col[defaultbg].pixel);
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XFillRectangle(xw.dpy, xw.buf, dc.gc, 0, 0, win.w, win.h);
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@@ -1730,12 +1752,22 @@ focus(XEvent *ev)
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xseturgency(0);
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if (IS_SET(MODE_FOCUS))
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ttywrite("\033[I", 3, 0);
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+ if (!focused) {
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+ focused = 1;
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+ xloadcols();
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+ tfulldirt();
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+ }
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} else {
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if (xw.ime.xic)
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XUnsetICFocus(xw.ime.xic);
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win.mode &= ~MODE_FOCUSED;
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if (IS_SET(MODE_FOCUS))
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ttywrite("\033[O", 3, 0);
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+ if (focused) {
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+ focused = 0;
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+ xloadcols();
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+ tfulldirt();
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+ }
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}
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}
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@@ -1994,6 +2026,9 @@ main(int argc, char *argv[])
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case 'a':
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allowaltscreen = 0;
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break;
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+ case 'A':
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+ opt_alpha = EARGF(usage());
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+ break;
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case 'c':
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opt_class = EARGF(usage());
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break;
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@@ -2045,6 +2080,7 @@ run:
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XSetLocaleModifiers("");
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cols = MAX(cols, 1);
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rows = MAX(rows, 1);
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+ defaultbg = MAX(LEN(colorname), 256);
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tnew(cols, rows);
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xinit(cols, rows);
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xsetenv();
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--
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2.28.0
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@ -1,9 +0,0 @@
|
||||
diff a/st.c b/st.c (rejected hunks)
|
||||
@@ -159,6 +161,7 @@ static void ttywriteraw(const char *, size_t);
|
||||
|
||||
static void csidump(void);
|
||||
static void csihandle(void);
|
||||
+static void readcolonargs(char **, int, int[][CAR_PER_ARG]);
|
||||
static void csiparse(void);
|
||||
static void csireset(void);
|
||||
static int eschandle(uchar);
|
||||
@ -1,361 +0,0 @@
|
||||
diff a/x.c b/x.c (rejected hunks)
|
||||
@@ -1461,8 +1514,357 @@ xdrawglyphfontspecs(const XftGlyphFontSpec *specs, Glyph base, int len, int x, i
|
||||
|
||||
/* Render underline and strikethrough. */
|
||||
if (base.mode & ATTR_UNDERLINE) {
|
||||
- XftDrawRect(xw.draw, fg, winx, winy + dc.font.ascent + 1,
|
||||
- width, 1);
|
||||
// Underline Color
|
||||
const int widthThreshold = 28; // +1 width every widthThreshold px of font
|
||||
int wlw = (win.ch / widthThreshold) + 1; // Wave Line Width
|
||||
int linecolor;
|
||||
if ((base.ucolor[0] >= 0) &&
|
||||
!(base.mode & ATTR_BLINK && win.mode & MODE_BLINK) &&
|
||||
!(base.mode & ATTR_INVISIBLE)
|
||||
) {
|
||||
// Special color for underline
|
||||
// Index
|
||||
if (base.ucolor[1] < 0) {
|
||||
linecolor = dc.col[base.ucolor[0]].pixel;
|
||||
}
|
||||
// RGB
|
||||
else {
|
||||
XColor lcolor;
|
||||
lcolor.red = base.ucolor[0] * 257;
|
||||
lcolor.green = base.ucolor[1] * 257;
|
||||
lcolor.blue = base.ucolor[2] * 257;
|
||||
lcolor.flags = DoRed | DoGreen | DoBlue;
|
||||
XAllocColor(xw.dpy, xw.cmap, &lcolor);
|
||||
linecolor = lcolor.pixel;
|
||||
}
|
||||
} else {
|
||||
// Foreground color for underline
|
||||
linecolor = fg->pixel;
|
||||
}
|
||||
|
||||
XGCValues ugcv = {
|
||||
.foreground = linecolor,
|
||||
.line_width = wlw,
|
||||
.line_style = LineSolid,
|
||||
.cap_style = CapNotLast
|
||||
};
|
||||
|
||||
GC ugc = XCreateGC(xw.dpy, XftDrawDrawable(xw.draw),
|
||||
GCForeground | GCLineWidth | GCLineStyle | GCCapStyle,
|
||||
&ugcv);
|
||||
|
||||
// Underline Style
|
||||
if (base.ustyle != 3) {
|
||||
//XftDrawRect(xw.draw, fg, winx, winy + dc.font.ascent + 1, width, 1);
|
||||
XFillRectangle(xw.dpy, XftDrawDrawable(xw.draw), ugc, winx,
|
||||
winy + dc.font.ascent + 1, width, wlw);
|
||||
} else if (base.ustyle == 3) {
|
||||
int ww = win.cw;//width;
|
||||
int wh = dc.font.descent - wlw/2 - 1;//r.height/7;
|
||||
int wx = winx;
|
||||
int wy = winy + win.ch - dc.font.descent;
|
||||
|
||||
#if UNDERCURL_STYLE == UNDERCURL_CURLY
|
||||
// Draw waves
|
||||
int narcs = charlen * 2 + 1;
|
||||
XArc *arcs = xmalloc(sizeof(XArc) * narcs);
|
||||
|
||||
int i = 0;
|
||||
for (i = 0; i < charlen-1; i++) {
|
||||
arcs[i*2] = (XArc) {
|
||||
.x = wx + win.cw * i + ww / 4,
|
||||
.y = wy,
|
||||
.width = win.cw / 2,
|
||||
.height = wh,
|
||||
.angle1 = 0,
|
||||
.angle2 = 180 * 64
|
||||
};
|
||||
arcs[i*2+1] = (XArc) {
|
||||
.x = wx + win.cw * i + ww * 0.75,
|
||||
.y = wy,
|
||||
.width = win.cw/2,
|
||||
.height = wh,
|
||||
.angle1 = 180 * 64,
|
||||
.angle2 = 180 * 64
|
||||
};
|
||||
}
|
||||
// Last wave
|
||||
arcs[i*2] = (XArc) {wx + ww * i + ww / 4, wy, ww / 2, wh,
|
||||
0, 180 * 64 };
|
||||
// Last wave tail
|
||||
arcs[i*2+1] = (XArc) {wx + ww * i + ww * 0.75, wy, ceil(ww / 2.),
|
||||
wh, 180 * 64, 90 * 64};
|
||||
// First wave tail
|
||||
i++;
|
||||
arcs[i*2] = (XArc) {wx - ww/4 - 1, wy, ceil(ww / 2.), wh, 270 * 64,
|
||||
90 * 64 };
|
||||
|
||||
XDrawArcs(xw.dpy, XftDrawDrawable(xw.draw), ugc, arcs, narcs);
|
||||
|
||||
free(arcs);
|
||||
#elif UNDERCURL_STYLE == UNDERCURL_SPIKY
|
||||
// Make the underline corridor larger
|
||||
/*
|
||||
wy -= wh;
|
||||
*/
|
||||
wh *= 2;
|
||||
|
||||
// Set the angle of the slope to 45°
|
||||
ww = wh;
|
||||
|
||||
// Position of wave is independent of word, it's absolute
|
||||
wx = (wx / (ww/2)) * (ww/2);
|
||||
|
||||
int marginStart = winx - wx;
|
||||
|
||||
// Calculate number of points with floating precision
|
||||
float n = width; // Width of word in pixels
|
||||
n = (n / ww) * 2; // Number of slopes (/ or \)
|
||||
n += 2; // Add two last points
|
||||
int npoints = n; // Convert to int
|
||||
|
||||
// Total length of underline
|
||||
float waveLength = 0;
|
||||
|
||||
if (npoints >= 3) {
|
||||
// We add an aditional slot in case we use a bonus point
|
||||
XPoint *points = xmalloc(sizeof(XPoint) * (npoints + 1));
|
||||
|
||||
// First point (Starts with the word bounds)
|
||||
points[0] = (XPoint) {
|
||||
.x = wx + marginStart,
|
||||
.y = (isSlopeRising(wx, 0, ww))
|
||||
? (wy - marginStart + ww/2.f)
|
||||
: (wy + marginStart)
|
||||
};
|
||||
|
||||
// Second point (Goes back to the absolute point coordinates)
|
||||
points[1] = (XPoint) {
|
||||
.x = (ww/2.f) - marginStart,
|
||||
.y = (isSlopeRising(wx, 1, ww))
|
||||
? (ww/2.f - marginStart)
|
||||
: (-ww/2.f + marginStart)
|
||||
};
|
||||
waveLength += (ww/2.f) - marginStart;
|
||||
|
||||
// The rest of the points
|
||||
for (int i = 2; i < npoints-1; i++) {
|
||||
points[i] = (XPoint) {
|
||||
.x = ww/2,
|
||||
.y = (isSlopeRising(wx, i, ww))
|
||||
? wh/2
|
||||
: -wh/2
|
||||
};
|
||||
waveLength += ww/2;
|
||||
}
|
||||
|
||||
// Last point
|
||||
points[npoints-1] = (XPoint) {
|
||||
.x = ww/2,
|
||||
.y = (isSlopeRising(wx, npoints-1, ww))
|
||||
? wh/2
|
||||
: -wh/2
|
||||
};
|
||||
waveLength += ww/2;
|
||||
|
||||
// End
|
||||
if (waveLength < width) { // Add a bonus point?
|
||||
int marginEnd = width - waveLength;
|
||||
points[npoints] = (XPoint) {
|
||||
.x = marginEnd,
|
||||
.y = (isSlopeRising(wx, npoints, ww))
|
||||
? (marginEnd)
|
||||
: (-marginEnd)
|
||||
};
|
||||
|
||||
npoints++;
|
||||
} else if (waveLength > width) { // Is last point too far?
|
||||
int marginEnd = waveLength - width;
|
||||
points[npoints-1].x -= marginEnd;
|
||||
if (isSlopeRising(wx, npoints-1, ww))
|
||||
points[npoints-1].y -= (marginEnd);
|
||||
else
|
||||
points[npoints-1].y += (marginEnd);
|
||||
}
|
||||
|
||||
// Draw the lines
|
||||
XDrawLines(xw.dpy, XftDrawDrawable(xw.draw), ugc, points, npoints,
|
||||
CoordModePrevious);
|
||||
|
||||
// Draw a second underline with an offset of 1 pixel
|
||||
if ( ((win.ch / (widthThreshold/2)) % 2)) {
|
||||
points[0].x++;
|
||||
|
||||
XDrawLines(xw.dpy, XftDrawDrawable(xw.draw), ugc, points,
|
||||
npoints, CoordModePrevious);
|
||||
}
|
||||
|
||||
// Free resources
|
||||
free(points);
|
||||
}
|
||||
#else // UNDERCURL_CAPPED
|
||||
// Cap is half of wave width
|
||||
float capRatio = 0.5f;
|
||||
|
||||
// Make the underline corridor larger
|
||||
wh *= 2;
|
||||
|
||||
// Set the angle of the slope to 45°
|
||||
ww = wh;
|
||||
ww *= 1 + capRatio; // Add a bit of width for the cap
|
||||
|
||||
// Position of wave is independent of word, it's absolute
|
||||
wx = (wx / ww) * ww;
|
||||
|
||||
float marginStart;
|
||||
switch(getSlope(winx, 0, ww)) {
|
||||
case UNDERCURL_SLOPE_ASCENDING:
|
||||
marginStart = winx - wx;
|
||||
break;
|
||||
case UNDERCURL_SLOPE_TOP_CAP:
|
||||
marginStart = winx - (wx + (ww * (2.f/6.f)));
|
||||
break;
|
||||
case UNDERCURL_SLOPE_DESCENDING:
|
||||
marginStart = winx - (wx + (ww * (3.f/6.f)));
|
||||
break;
|
||||
case UNDERCURL_SLOPE_BOTTOM_CAP:
|
||||
marginStart = winx - (wx + (ww * (5.f/6.f)));
|
||||
break;
|
||||
}
|
||||
|
||||
// Calculate number of points with floating precision
|
||||
float n = width; // Width of word in pixels
|
||||
// ._.
|
||||
n = (n / ww) * 4; // Number of points (./ \.)
|
||||
n += 2; // Add two last points
|
||||
int npoints = n; // Convert to int
|
||||
|
||||
// Position of the pen to draw the lines
|
||||
float penX = 0;
|
||||
float penY = 0;
|
||||
|
||||
if (npoints >= 3) {
|
||||
XPoint *points = xmalloc(sizeof(XPoint) * (npoints + 1));
|
||||
|
||||
// First point (Starts with the word bounds)
|
||||
penX = winx;
|
||||
switch (getSlope(winx, 0, ww)) {
|
||||
case UNDERCURL_SLOPE_ASCENDING:
|
||||
penY = wy + wh/2.f - marginStart;
|
||||
break;
|
||||
case UNDERCURL_SLOPE_TOP_CAP:
|
||||
penY = wy;
|
||||
break;
|
||||
case UNDERCURL_SLOPE_DESCENDING:
|
||||
penY = wy + marginStart;
|
||||
break;
|
||||
case UNDERCURL_SLOPE_BOTTOM_CAP:
|
||||
penY = wy + wh/2.f;
|
||||
break;
|
||||
}
|
||||
points[0].x = penX;
|
||||
points[0].y = penY;
|
||||
|
||||
// Second point (Goes back to the absolute point coordinates)
|
||||
switch (getSlope(winx, 1, ww)) {
|
||||
case UNDERCURL_SLOPE_ASCENDING:
|
||||
penX += ww * (1.f/6.f) - marginStart;
|
||||
penY += 0;
|
||||
break;
|
||||
case UNDERCURL_SLOPE_TOP_CAP:
|
||||
penX += ww * (2.f/6.f) - marginStart;
|
||||
penY += -wh/2.f + marginStart;
|
||||
break;
|
||||
case UNDERCURL_SLOPE_DESCENDING:
|
||||
penX += ww * (1.f/6.f) - marginStart;
|
||||
penY += 0;
|
||||
break;
|
||||
case UNDERCURL_SLOPE_BOTTOM_CAP:
|
||||
penX += ww * (2.f/6.f) - marginStart;
|
||||
penY += -marginStart + wh/2.f;
|
||||
break;
|
||||
}
|
||||
points[1].x = penX;
|
||||
points[1].y = penY;
|
||||
|
||||
// The rest of the points
|
||||
for (int i = 2; i < npoints; i++) {
|
||||
switch (getSlope(winx, i, ww)) {
|
||||
case UNDERCURL_SLOPE_ASCENDING:
|
||||
case UNDERCURL_SLOPE_DESCENDING:
|
||||
penX += ww * (1.f/6.f);
|
||||
penY += 0;
|
||||
break;
|
||||
case UNDERCURL_SLOPE_TOP_CAP:
|
||||
penX += ww * (2.f/6.f);
|
||||
penY += -wh / 2.f;
|
||||
break;
|
||||
case UNDERCURL_SLOPE_BOTTOM_CAP:
|
||||
penX += ww * (2.f/6.f);
|
||||
penY += wh / 2.f;
|
||||
break;
|
||||
}
|
||||
points[i].x = penX;
|
||||
points[i].y = penY;
|
||||
}
|
||||
|
||||
// End
|
||||
float waveLength = penX - winx;
|
||||
if (waveLength < width) { // Add a bonus point?
|
||||
int marginEnd = width - waveLength;
|
||||
penX += marginEnd;
|
||||
switch(getSlope(winx, npoints, ww)) {
|
||||
case UNDERCURL_SLOPE_ASCENDING:
|
||||
case UNDERCURL_SLOPE_DESCENDING:
|
||||
//penY += 0;
|
||||
break;
|
||||
case UNDERCURL_SLOPE_TOP_CAP:
|
||||
penY += -marginEnd;
|
||||
break;
|
||||
case UNDERCURL_SLOPE_BOTTOM_CAP:
|
||||
penY += marginEnd;
|
||||
break;
|
||||
}
|
||||
|
||||
points[npoints].x = penX;
|
||||
points[npoints].y = penY;
|
||||
|
||||
npoints++;
|
||||
} else if (waveLength > width) { // Is last point too far?
|
||||
int marginEnd = waveLength - width;
|
||||
points[npoints-1].x -= marginEnd;
|
||||
switch(getSlope(winx, npoints-1, ww)) {
|
||||
case UNDERCURL_SLOPE_TOP_CAP:
|
||||
points[npoints-1].y += marginEnd;
|
||||
break;
|
||||
case UNDERCURL_SLOPE_BOTTOM_CAP:
|
||||
points[npoints-1].y -= marginEnd;
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
// Draw the lines
|
||||
XDrawLines(xw.dpy, XftDrawDrawable(xw.draw), ugc, points, npoints,
|
||||
CoordModeOrigin);
|
||||
|
||||
// Draw a second underline with an offset of 1 pixel
|
||||
if ( ((win.ch / (widthThreshold/2)) % 2)) {
|
||||
for (int i = 0; i < npoints; i++)
|
||||
points[i].x++;
|
||||
|
||||
XDrawLines(xw.dpy, XftDrawDrawable(xw.draw), ugc, points,
|
||||
npoints, CoordModeOrigin);
|
||||
}
|
||||
|
||||
// Free resources
|
||||
free(points);
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
XFreeGC(xw.dpy, ugc);
|
||||
}
|
||||
|
||||
if (base.mode & ATTR_STRUCK) {
|
||||
Loading…
Reference in New Issue