Hi Rian, Nov 5 Rian Shelley wrote:
> Somebody on the irc channel suggested that I post this patch here. The > patch is against rrdtool 1.3.8. > > This adds the GRAD element, which acts more or less like an AREA, > except you can specify a second color and a height which is used to > create a gradient from one color to the next. > > I also attached an example graph that uses this patch. The gradients > in it are generated with these commands: > > GRAD:ips#4444ff:half\\ firewall\\ states > GRAD:Bin#00cc00#0099441f:0:incoming\\ bandwidth > > The syntax is > vname-or-value[#color[#color:gradientheight][:legend]][:STACK] > > if the second color is missing, it is assumed to be #00000000 and the > gradientheight defaults to 50 > > gradientheight can actually produce 3 kinds of results depending on its value: > gradientheight > 0 > generates a fixed-height gradient from the data point down. (fire style) > gradientheight < 0 > generates a fixed-height gradient from the 0 line to the data > point. (fixed style) > gradientheight == 0 > generates a gradient that is stretched from the data point to the 0 line. > this is what the example image is using. I will be glad to include your patch in trunk, if you provide a patch for the documentation as well ... cheers tobi > I would appreciate any comments or suggestions. > > > -- > rian > -- Tobi Oetiker, OETIKER+PARTNER AG, Aarweg 15 CH-4600 Olten, Switzerland http://it.oetiker.ch t...@oetiker.ch ++41 62 775 9902 / sb: -9900 _______________________________________________ rrd-developers mailing list rrd-developers@lists.oetiker.ch https://lists.oetiker.ch/cgi-bin/listinfo/rrd-developers