Add full-page color tinting option and key binding to X11 viewer.

win32 supports tinting, but cannot change the color from the default.

1 files changed, 17 insertions, 1 deletions

diff --git a/platform/x11/x11_main.c b/platform/x11/x11_main.c
index d3f3d368..908850eb 100644
--- a/platform/x11/x11_main.c
+++ b/platform/x11/x11_main.c
@@ -791,6 +791,7 @@ static void usage(void)
 	fprintf(stderr, "\t-b -\tset anti-aliasing quality in bits (0=off, 8=best)\n");
 	fprintf(stderr, "\t-p -\tpassword\n");
 	fprintf(stderr, "\t-r -\tresolution\n");
+	fprintf(stderr, "\t-C -\tRRGGBB (tint color in hexadecimal syntax)\n");
 	exit(1);
 }
 
@@ -811,6 +812,7 @@ int main(int argc, char **argv)
 	struct timeval now;
 	struct timeval *timeout;
 	struct timeval tmo_advance_delay;
+	int tint, tint_r, tint_g, tint_b;
 
 	ctx = fz_new_context(NULL, NULL, FZ_STORE_DEFAULT);
 	if (!ctx)
@@ -819,10 +821,17 @@ int main(int argc, char **argv)
 		exit(1);
 	}
 
-	while ((c = fz_getopt(argc, argv, "p:r:b:")) != -1)
+	while ((c = fz_getopt(argc, argv, "p:r:b:C:")) != -1)
 	{
 		switch (c)
 		{
+		case 'C':
+			c = strtol(fz_optarg, NULL, 16);
+			tint = 1;
+			tint_r = (c >> 16) & 255;
+			tint_g = (c >> 8) & 255;
+			tint_b = (c) & 255;
+			break;
 		case 'p': password = fz_optarg; break;
 		case 'r': resolution = atoi(fz_optarg); break;
 		case 'b': fz_set_aa_level(ctx, atoi(fz_optarg)); break;
@@ -839,6 +848,13 @@ int main(int argc, char **argv)
 		pageno = atoi(argv[fz_optind++]);
 
 	pdfapp_init(ctx, &gapp);
+	if (tint)
+	{
+		gapp.tint = tint;
+		gapp.tint_r = tint_r;
+		gapp.tint_g = tint_g;
+		gapp.tint_b = tint_b;
+	}
 
 	winopen();