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	sent-pdf-e3b86c2.diff (3295B)
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	1 From e3b86c2910111f7bb004833c8036122d5256ba3c Mon Sep 17 00:00:00 2001
	2 From: Bryce Vandegrift <[email protected]>
	3 Date: Sun, 23 Apr 2023 14:03:40 -0400
	4 Subject: [PATCH] Use default filename if reading stdin
	5
	6 ---
	7 config.def.h \| 1 +
	8 config.mk \| 7 +++++--
	9 sent.c \| 45 +++++++++++++++++++++++++++++++++++++++++----
	10 3 files changed, 47 insertions(+), 6 deletions(-)
	11
	12 diff --git a/config.def.h b/config.def.h
	13 index 60eb376..26c01b4 100644
	14 --- a/config.def.h
	15 +++ b/config.def.h
	16 @@ -47,6 +47,7 @@ static Shortcut shortcuts[] = {
	17 { XK_n, advance, {.i = +1} },
	18 { XK_p, advance, {.i = -1} },
	19 { XK_r, reload, {0} },
	20 + { XK_g, pdf, {0} },
	21 };
	22
	23 static Filter filters[] = {
	24 diff --git a/config.mk b/config.mk
	25 index d61c554..9174687 100644
	26 --- a/config.mk
	27 +++ b/config.mk
	28 @@ -7,14 +7,17 @@ VERSION = 1
	29 PREFIX = /usr/local
	30 MANPREFIX = ${PREFIX}/share/man
	31
	32 +PKG_CONFIG = pkg-config
	33 +
	34 X11INC = /usr/X11R6/include
	35 X11LIB = /usr/X11R6/lib
	36
	37 # includes and libs
	38 INCS = -I. -I/usr/include -I/usr/include/freetype2 -I${X11INC}
	39 -LIBS = -L/usr/lib -lc -lm -L${X11LIB} -lXft -lfontconfig -lX11
	40 +LIBS = -L/usr/lib -lc -lm -L${X11LIB} -lXft -lfontconfig -lX11 -lcairo
	41 # OpenBSD (uncomment)
	42 -#INCS = -I. -I${X11INC} -I${X11INC}/freetype2
	43 +INCS = -I. -I${X11INC} -I${X11INC}/freetype2 `${PKG_CONFIG} --cflags ca…
	44 +LIBS += -L/usr/local/lib
	45 # FreeBSD (uncomment)
	46 #INCS = -I. -I/usr/local/include -I/usr/local/include/freetype2 -I${X11…
	47 #LIBS = -L/usr/local/lib -lc -lm -L${X11LIB} -lXft -lfontconfig -lX11
	48 diff --git a/sent.c b/sent.c
	49 index dfadd3a..a935554 100644
	50 --- a/sent.c
	51 +++ b/sent.c
	52 @@ -19,6 +19,10 @@
	53 #include <X11/Xutil.h>
	54 #include <X11/Xft/Xft.h>
	55
	56 +#include <cairo/cairo.h>
	57 +#include <cairo/cairo-xlib.h>
	58 +#include <cairo/cairo-pdf.h>
	59 +
	60 #include "arg.h"
	61 #include "util.h"
	62 #include "drw.h"
	63 @@ -97,6 +101,7 @@ static void cleanup(int slidesonly);
	64 static void reload(const Arg *arg);
	65 static void load(FILE *fp);
	66 static void advance(const Arg *arg);
	67 +static void pdf();
	68 static void quit(const Arg *arg);
	69 static void resize(int width, int height);
	70 static void run(void);
	71 @@ -430,10 +435,6 @@ load(FILE *fp)
	72 maxlines = 0;
	73 memset((s = &slides[slidecount]), 0, sizeof(Slide));
	74 do {
	75 - /* if there's a leading null, we can't do blen-…
	76 - if (buf[0] == '\0')
	77 - continue;
	78 -
	79 if (buf[0] == '#')
	80 continue;
	81
	82 @@ -481,6 +482,42 @@ advance(const Arg *arg)
	83 }
	84 }
	85
	86 +void
	87 +pdf()
	88 +{
	89 + const Arg next = { .i = 1 };
	90 + Arg first;
	91 + cairo_surface_t *cs;
	92 +
	93 + if (!fname)
	94 + fname = "slides";
	95 +
	96 + char filename[strlen(fname) + 5];
	97 + sprintf(filename, "%s.pdf", fname);
	98 + cairo_surface_t *pdf = cairo_pdf_surface_create(filename, xw.w,…
	99 +
	100 + cairo_t *cr = cairo_create(pdf);
	101 +
	102 + first.i = -idx;
	103 + advance(&first);
	104 +
	105 + cs = cairo_xlib_surface_create(xw.dpy, xw.win, xw.vis, xw.w, xw…
	106 + cairo_set_source_surface(cr, cs, 0.0, 0.0);
	107 + for (int i = 0; i < slidecount; ++i) {
	108 + cairo_paint(cr);
	109 + cairo_show_page(cr);
	110 + cairo_surface_flush(cs);
	111 + advance(&next);
	112 + cairo_surface_mark_dirty(cs);
	113 + }
	114 + cairo_surface_destroy(cs);
	115 +
	116 + cairo_destroy(cr);
	117 + cairo_surface_destroy(pdf);
	118 + first.i = -(slidecount-1);
	119 + advance(&first);
	120 +}
	121 +
	122 void
	123 quit(const Arg *arg)
	124 {
	125 --
	126 2.40.0
	127