color wheel

3 files changed, 18 insertions, 1 deletions

diff --git a/dev/demo/colorwheel.tex b/dev/demo/colorwheel.tex
new file mode 100644
index 0000000..1543fbe
--- /dev/null
+++ b/dev/demo/colorwheel.tex
@@ -0,0 +1,3 @@
+\begin{tikzpicture}
+  \pie{10/, 10/, 10/, 10/, 10/, 10/, 10/, 10/, 10/, 10/}
+\end{tikzpicture}
\ No newline at end of file
diff --git a/dev/pgf-pie-manual.tex b/dev/pgf-pie-manual.tex
index 4d19ce7..b8acc99 100644
--- a/dev/pgf-pie-manual.tex
+++ b/dev/pgf-pie-manual.tex
@@ -121,8 +121,20 @@ it is 100 by default. It can be calculated automatically when
 \demo{sum}
 
 \subsection{Color}
+The color can be specified by \texttt{color}, the default color wheel
+is shown in figure \ref{fig:color-wheel}.
+
 \demo{color}
 
+
+\begin{figure}
+  \centering
+  \input{demo/colorwheel}
+  \caption{Default color wheel}
+  \label{fig:color-wheel}
+\end{figure}
+
+
 \subsection{Style}
 \subsubsection{shadow}
 \demo[0.6]{shadow}
diff --git a/dev/pgf-pie.sty b/dev/pgf-pie.sty
index cb982b8..0fa3b26 100644
--- a/dev/pgf-pie.sty
+++ b/dev/pgf-pie.sty
@@ -85,7 +85,9 @@ chart by using PGF/Tikz package.]
 {
   \pgfkeys{
     explode=0,
-    color={blue!60, cyan!60, yellow!60, orange!60, red!60},
+    color={blue!60, cyan!60, yellow!60, orange!60, red!60,
+      blue!60!cyan!60, cyan!60!yellow!60, red!60!cyan!60,
+      red!60!blue!60, orange!60!cyan!60},
     radius=3,
     pos={0,0},
     style={thick},