label text inside pie

3 files changed, 23 insertions, 10 deletions

diff --git a/dev/demo/text-inside.tex b/dev/demo/text-inside.tex
new file mode 100644
index 0000000..07cf42e
--- /dev/null
+++ b/dev/demo/text-inside.tex
@@ -0,0 +1,3 @@
+\begin{tikzpicture}
+  \pie[text=inside]{10/A, 20/B, 30/C, 40/D}
+\end{tikzpicture}
\ No newline at end of file
diff --git a/dev/pgf-pie-manual.tex b/dev/pgf-pie-manual.tex
index 6ca492a..77a87f1 100644
--- a/dev/pgf-pie-manual.tex
+++ b/dev/pgf-pie-manual.tex
@@ -121,10 +121,12 @@ is 3.
 
 \subsubsection{Label text}
 The value of \texttt{text} can be \texttt{label}(default),
-\texttt{pin} or \texttt{legend}.
+\texttt{pin}, \texttt{inside} or \texttt{legend}.
 
 \demo[0.6]{text}
 
+\demo[0.5]{text-inside}
+
 \demo[0.6]{legend}
 
 \subsection{Sum}
diff --git a/dev/pgf-pie.sty b/dev/pgf-pie.sty
index fe11dd2..1651e6f 100644
--- a/dev/pgf-pie.sty
+++ b/dev/pgf-pie.sty
@@ -35,19 +35,27 @@ chart by using PGF/Tikz package.]
   % slice
   \draw[line join=round, fill=#6, #9] (O) -- ++(#1:#7) arc (#1:#2:#7) -- cycle;
 
-  % label
-  \iflegend
-  \else
-  \path (O) -- ++ (\midangle:\radius)
-  node[inner sep=0, \text=\midangle:#4]{};
-  \fi
-
-  % number
   \pgfmathparse{min(((#2)-(#1)-10)/110*(-0.3),0)}
   \let\temp\pgfmathresult
   \pgfmathparse{(max(\temp,-0.5) + 0.8)*#7}
   \let\innerpos\pgfmathresult
-  \path (O) -- ++(\midangle:\innerpos) node {#3};
+
+  \ifthenelse{\equal{\text}{inside}}
+  {
+    % label and number together
+    \path (O) -- ++(\midangle:\innerpos) node {\shortstack{#4 \\ #3}};
+  }
+  {
+    % label
+    \iflegend
+    \else
+    \path (O) -- ++ (\midangle:\radius)
+    node[inner sep=0, \text=\midangle:#4]{};
+    \fi
+
+    % number
+    \path (O) -- ++(\midangle:\innerpos) node {#3};
+  }
 }
 
 \newcommand{\pgfpie@findColor}[1]