diff --git a/src/Chart.vala b/src/Chart.vala
index b9c322e..e59b814 100644
--- a/src/Chart.vala
+++ b/src/Chart.vala
@@ -210,8 +210,6 @@ namespace CairoChart {
 			title.show(context);
 		}
 
-		public double marker_size = 8.0;
-
 		public Line.Style selection_style = Line.Style ();
 
 		public virtual void draw_selection (double x0, double y0, double x1, double y1) {
@@ -950,7 +948,7 @@ namespace CairoChart {
 					var x = get_scr_x(s, points[i].x);
 					var y = get_scr_y(s, points[i].y);
 					if (point_in_plot_area (Point (x, y)))
-						Marker.draw_at_pos(this, s.marker_type, x, y, marker_size);
+						s.marker.draw_at_pos(this, x, y);
 				}
 			}
 		}
@@ -1446,7 +1444,6 @@ namespace CairoChart {
 			chart.height = this.height;
 			chart.is_cursor_active = this.is_cursor_active;
 			chart.legend = this.legend.copy();
-			chart.marker_size = this.marker_size;
 			chart.plot_x_max = this.plot_x_max;
 			chart.plot_x_min = this.plot_x_min;
 			chart.plot_y_max = this.plot_y_max;
diff --git a/src/Legend.vala b/src/Legend.vala
index 98d3d63..11d2398 100644
--- a/src/Legend.vala
+++ b/src/Legend.vala
@@ -152,11 +152,7 @@ namespace CairoChart {
 					s.line_style.set(chart);
 					chart.context.rel_line_to (line_length, 0);
 					chart.context.stroke();
-					Marker.draw_at_pos (chart,
-					                           s.marker_type,
-					                           x + line_length / 2,
-					                           y - title_sz.height / 2,
-					                           chart.marker_size);
+					s.marker.draw_at_pos (chart, x + line_length / 2, y - title_sz.height / 2);
 					break;
 				}
 
diff --git a/src/Marker.vala b/src/Marker.vala
index a12b651..e88b874 100644
--- a/src/Marker.vala
+++ b/src/Marker.vala
@@ -2,48 +2,65 @@ namespace CairoChart {
 
 	public class Marker {
 
-		public static void draw_at_pos (Chart chart,
-		                                Series.MarkerType marker_type,
-		                                double x,
-		                                double y,
-		                                double marker_size = 8.0) {
+		public enum Type {
+			NONE = 0,	// default
+			SQUARE,
+			CIRCLE,
+			TRIANGLE,
+			PRICLE_SQUARE,
+			PRICLE_CIRCLE,
+			PRICLE_TRIANGLE
+		}
+
+		public Type type = Type.NONE;
+		public double size = 8.0;
+
+		public Marker (Type type = Type.NONE, double size = 8.0) {
+			this.type = type;
+			this.size = size;
+		}
+
+		public Marker copy () {
+			return new Marker (type, size);
+		}
+
+		public virtual void draw_at_pos (Chart chart, double x, double y) {
 			chart.context.move_to (x, y);
-			switch (marker_type) {
-			case Series.MarkerType.SQUARE:
-				chart.context.rectangle (x - marker_size / 2, y - marker_size / 2,
-				                   marker_size, marker_size);
+			switch (type) {
+			case Type.SQUARE:
+				chart.context.rectangle (x - size / 2, y - size / 2, size, size);
 				chart.context.fill();
 				break;
 
-			case Series.MarkerType.CIRCLE:
-				chart.context.arc (x, y, marker_size / 2, 0, 2*Math.PI);
+			case Type.CIRCLE:
+				chart.context.arc (x, y, size / 2, 0, 2*Math.PI);
 				chart.context.fill();
 				break;
 
-			case Series.MarkerType.TRIANGLE:
-				chart.context.move_to (x - marker_size / 2, y - marker_size / 2);
-				chart.context.line_to (x + marker_size / 2, y - marker_size / 2);
-				chart.context.line_to (x, y + marker_size / 2);
-				chart.context.line_to (x - marker_size / 2, y - marker_size / 2);
+			case Type.TRIANGLE:
+				chart.context.move_to (x - size / 2, y - size / 2);
+				chart.context.line_to (x + size / 2, y - size / 2);
+				chart.context.line_to (x, y + size / 2);
+				chart.context.line_to (x - size / 2, y - size / 2);
 				chart.context.fill();
 				break;
 
-			case Series.MarkerType.PRICLE_SQUARE:
-				chart.context.rectangle (x - marker_size / 2, y - marker_size / 2,
-				                   marker_size, marker_size);
+			case Type.PRICLE_SQUARE:
+				chart.context.rectangle (x - size / 2, y - size / 2,
+				                   size, size);
 				chart.context.stroke();
 				break;
 
-			case Series.MarkerType.PRICLE_CIRCLE:
-				chart.context.arc (x, y, marker_size / 2, 0, 2*Math.PI);
+			case Type.PRICLE_CIRCLE:
+				chart.context.arc (x, y, size / 2, 0, 2*Math.PI);
 				chart.context.stroke();
 				break;
 
-			case Series.MarkerType.PRICLE_TRIANGLE:
-				chart.context.move_to (x - marker_size / 2, y - marker_size / 2);
-				chart.context.line_to (x + marker_size / 2, y - marker_size / 2);
-				chart.context.line_to (x, y + marker_size / 2);
-				chart.context.line_to (x - marker_size / 2, y - marker_size / 2);
+			case Type.PRICLE_TRIANGLE:
+				chart.context.move_to (x - size / 2, y - size / 2);
+				chart.context.line_to (x + size / 2, y - size / 2);
+				chart.context.line_to (x, y + size / 2);
+				chart.context.line_to (x - size / 2, y - size / 2);
 				chart.context.stroke();
 				break;
 			}
diff --git a/src/Series.vala b/src/Series.vala
index 3ad9c41..d7ed81b 100644
--- a/src/Series.vala
+++ b/src/Series.vala
@@ -15,19 +15,9 @@ namespace CairoChart {
 		public Axis axis_x = new Axis();
 		public Axis axis_y = new Axis();
 
-		public enum MarkerType {
-			NONE = 0,	// default
-			SQUARE,
-			CIRCLE,
-			TRIANGLE,
-			PRICLE_SQUARE,
-			PRICLE_CIRCLE,
-			PRICLE_TRIANGLE
-		}
-
 		public Place place = new Place();
 		public Text title = new Text ();
-		public MarkerType marker_type = MarkerType.SQUARE;
+		public Marker marker = new Marker ();
 
 		public Grid grid = new Grid ();
 
@@ -58,7 +48,7 @@ namespace CairoChart {
 			series.axis_y = this.axis_y.copy ();
 			series.grid = this.grid.copy ();
 			series.line_style = this.line_style;
-			series.marker_type = this.marker_type;
+			series.marker = this.marker;
 			series.place = this.place.copy();
 			series.points = this.points;
 			series.sort = this.sort;
diff --git a/test/ChartTest.vala b/test/ChartTest.vala
index 0ad69cf..cda03c1 100644
--- a/test/ChartTest.vala
+++ b/test/ChartTest.vala
@@ -30,8 +30,8 @@ void plot_chart1 (Chart chart) {
 	s3.place.x_min = 0; s3.place.x_max = 0.5;
 	s3.place.y_min = 0.5; s3.place.y_max = 1.0;
 
-	s2.marker_type = Series.MarkerType.CIRCLE;
-	s3.marker_type = Series.MarkerType.PRICLE_TRIANGLE;
+	s2.marker.type = Marker.Type.CIRCLE;
+	s3.marker.type = Marker.Type.PRICLE_TRIANGLE;
 
 	s1.axis_x.title = new Text("Series 1: Axis X.");
 	s1.axis_y.title = new Text("Series 1: Axis Y.");
@@ -73,8 +73,8 @@ void plot_chart2 (Chart chart) {
 	s3.place.x_min = 0.0; s3.place.x_max = 1.0;
 	s3.place.y_min = 0.5; s3.place.y_max = 1.0;
 
-	s1.marker_type = Series.MarkerType.PRICLE_CIRCLE;
-	s2.marker_type = Series.MarkerType.PRICLE_SQUARE;
+	s1.marker.type = Marker.Type.PRICLE_CIRCLE;
+	s2.marker.type = Marker.Type.PRICLE_SQUARE;
 
 	s1.axis_x.title = new Text("All Series: Axis X.");
 	s1.axis_y.title = new Text("Series 1: Axis Y.");
@@ -122,8 +122,8 @@ void plot_chart3 (Chart chart) {
 	s3.place.x_min = 0; s3.place.x_max = 0.5;
 	s3.place.y_min = 0.0; s3.place.y_max = 1.0;
 
-	s2.marker_type = Series.MarkerType.PRICLE_CIRCLE;
-	s3.marker_type = Series.MarkerType.TRIANGLE;
+	s2.marker.type = Marker.Type.PRICLE_CIRCLE;
+	s3.marker.type = Marker.Type.TRIANGLE;
 
 	s1.axis_x.title = new Text("Series 1: Axis X.");
 	s1.axis_y.title = new Text("Series 1: Axis Y.");
@@ -185,9 +185,9 @@ void plot_chart4 (Chart chart) {
 	s4.place.x_min = 0.2; s4.place.x_max = 1.0;
 	s4.place.y_min = 0.0; s4.place.y_max = 1.0;
 
-	s2.marker_type = Series.MarkerType.PRICLE_CIRCLE;
-	s3.marker_type = Series.MarkerType.TRIANGLE;
-	s4.marker_type = Series.MarkerType.PRICLE_SQUARE;
+	s2.marker.type = Marker.Type.PRICLE_CIRCLE;
+	s3.marker.type = Marker.Type.TRIANGLE;
+	s4.marker.type = Marker.Type.PRICLE_SQUARE;
 
 	s1.axis_x.title = new Text("Series 1: Axis X.");
 	s1.axis_y.title = new Text("Series 1: Axis Y.");