Add remove API for pie renderable

Author: 9prady9

include/fg/chart.h

@@ -308,6 +308,16 @@ Remove a Histogram object from the current chart
 FGAPI fg_err fg_remove_histogram_from_chart(fg_chart pHandle,
                                             fg_histogram pHistogram);
 
+/**
+Remove a Pie object from the current chart
+
+\param[in] pHandle is chart handle
+\param[in] pPie is the handle of the pie object to remove
+
+\return \ref fg_err error code
+*/
+FGAPI fg_err fg_remove_pie_from_chart(fg_chart pHandle, fg_pie pPie);
+
 /**
 Remove a Plot object from the current chart
 
@@ -526,6 +536,13 @@ class Chart {
         */
         FGAPI void remove(const Histogram &pHistogram);
 
+        /**
+        Remove an existing Pie object to the current chart
+
+        \param[in] pPie is the Pie to remove from the chart
+        */
+        FGAPI void remove(const Pie &pPie);
+
         /**
         Remove an existing Plot object to the current chart
 

src/api/c/chart.cpp

@@ -375,6 +375,21 @@ fg_err fg_remove_histogram_from_chart(fg_chart pChart,
     return FG_ERR_NONE;
 }
 
+fg_err fg_remove_pie_from_chart(fg_chart pChart, fg_pie pPie) {
+    try {
+        ARG_ASSERT(0, (pPie != 0));
+        ARG_ASSERT(1, (pChart != 0));
+
+        common::Chart* chrt = getChart(pChart);
+
+        common::Pie* pie = getPie(pPie);
+        chrt->removeRenderable(pie->impl());
+    }
+    CATCHALL
+
+    return FG_ERR_NONE;
+}
+
 fg_err fg_remove_plot_from_chart(fg_chart pChart, fg_plot pPlot) {
     try {
         ARG_ASSERT(0, (pPlot != 0));

src/api/cpp/chart.cpp

@@ -92,6 +92,10 @@ void Chart::remove(const Histogram& pHistogram) {
     FG_THROW(fg_remove_histogram_from_chart(get(), pHistogram.get()));
 }
 
+void Chart::remove(const Pie& pPie) {
+    FG_THROW(fg_remove_pie_from_chart(get(), pPie.get()));
+}
+
 void Chart::remove(const Plot& pPlot) {
     FG_THROW(fg_remove_plot_from_chart(get(), pPlot.get()));
 }