Fix code generation for opacity property in SVG output - gsl-shell.git - gsl-shell

diff --git a/agg-plot/draw_svg.cpp b/agg-plot/draw_svg.cpp
index a86da5b1..35132771 100644
--- a/agg-plot/draw_svg.cpp
+++ b/agg-plot/draw_svg.cpp

@@ -49,12 +49,15 @@ str svg_fill_path(str& path_coords, int id, agg::rgba8 c,

char rgbstr[8];

format_rgb(rgbstr, c);

- double alpha = (double)c.a / 255;

-

str s = str::print("<path d=\"%s\" "

"id=\"path%i\" "

- "style=\"fill:%s;fill-opacity:%g;stroke:none\" />",

- path_coords.cstr(), id, rgbstr, alpha);

+ "style=\"fill:%s;stroke:none",

+ path_coords.cstr(), id, rgbstr);

+

+ if (c.a < 255) {

+ double alpha = (double)c.a / 255;

+ s.printf_add(";fill-opacity:%g", alpha);

+ }

append_properties(s, properties);

s.append("\" />");