misc cleanup

xchart-demo/src/main/java/com/xeiam/xchart/demo/charts/line/LineChart04.java

@@ -53,6 +53,7 @@ public class LineChart04 implements ExampleChart {
       series.setLineStyle(SeriesLineStyle.SOLID);
       series.setMarker(SeriesMarker.CIRCLE);
       series.setMarkerColor(SeriesColor.BLUE);
+
     }
 
     return chart;

xchart/src/main/java/com/xeiam/xchart/XChartPanel.java

@@ -88,7 +88,9 @@ public class XChartPanel extends JPanel {
 
     super.paintComponent(g);
 
-    chart.paint((Graphics2D) g, getWidth(), getHeight());
+    Graphics2D g2d = (Graphics2D) g.create();
+    chart.paint(g2d, getWidth(), getHeight());
+    g2d.dispose();
   }
 
   @Override

xchart/src/main/java/com/xeiam/xchart/internal/chartpart/AxisTickLabels.java

@@ -122,7 +122,8 @@ public class AxisTickLabels implements ChartPart {
       // g.draw(bounds);
 
     }
-    else if (axisTick.getAxis().getDirection() == Axis.Direction.X && getChartPainter().getStyleManager().isXAxisTicksVisible()) { // X-Axis
+    // X-Axis
+    else if (axisTick.getAxis().getDirection() == Axis.Direction.X && getChartPainter().getStyleManager().isXAxisTicksVisible()) {
 
       double xOffset = axisTick.getAxis().getPaintZone().getX();
       double yOffset = axisTick.getAxis().getAxisTitle().getBounds().getY();

xchart/src/main/java/com/xeiam/xchart/internal/chartpart/AxisTickMarks.java

@@ -89,7 +89,8 @@ public class AxisTickMarks implements ChartPart {
       }
 
     }
-    else if (axisTick.getAxis().getDirection() == Axis.Direction.X && getChartPainter().getStyleManager().isXAxisTicksVisible()) { // X-Axis
+    // X-Axis
+    else if (axisTick.getAxis().getDirection() == Axis.Direction.X && getChartPainter().getStyleManager().isXAxisTicksVisible()) {
 
       double xOffset = axisTick.getAxis().getPaintZone().getX();
       double yOffset = axisTick.getAxisTickLabels().getBounds().getY() - getChartPainter().getStyleManager().getAxisTickPadding();
@@ -120,10 +121,9 @@ public class AxisTickMarks implements ChartPart {
       // Line
       if (getChartPainter().getStyleManager().isAxisTicksLineVisible()) {
 
-        Shape line =
-            new Line2D.Double(xOffset, yOffset - getChartPainter().getStyleManager().getAxisTickMarkLength(), xOffset + axisTick.getAxis().getPaintZone().getWidth(), yOffset
-                - getChartPainter().getStyleManager().getAxisTickMarkLength());
-        g.draw(line);
+        g.setStroke(getChartPainter().getStyleManager().getAxisTickMarksStroke());
+        g.drawLine((int) xOffset, (int) (yOffset - getChartPainter().getStyleManager().getAxisTickMarkLength()), (int) (xOffset + axisTick.getAxis().getPaintZone().getWidth()),
+            (int) (yOffset - getChartPainter().getStyleManager().getAxisTickMarkLength()));
       }
 
     }

xchart/src/main/java/com/xeiam/xchart/internal/chartpart/ChartPainter.java

@@ -109,7 +109,7 @@ public class ChartPainter {
 
     axisPair.paint(g);
     plot.paint(g);
-    // TODO why not just paint them first and skip the size hinting?
+    // TODO why not just paint the title first and skip the size hinting?
     chartTitle.paint(g);
     chartLegend.paint(g);
 

xchart/src/main/java/com/xeiam/xchart/internal/chartpart/PlotContentLineChart.java

@@ -280,6 +280,7 @@ public class PlotContentLineChart extends PlotContent {
     }
 
     g.setClip(null);
+
   }
 
   /**

xchart/src/main/java/com/xeiam/xchart/internal/chartpart/PlotSurface.java

@@ -62,6 +62,7 @@ public class PlotSurface implements ChartPart {
     // paint plot border
     if (getChartPainter().getStyleManager().isPlotBorderVisible()) {
       g.setColor(getChartPainter().getStyleManager().getPlotBorderColor());
+      // g.setStroke(getChartPainter().getStyleManager().getAxisTickMarksStroke());
       g.draw(rect);
     }
 
@@ -84,6 +85,7 @@ public class PlotSurface implements ChartPart {
             Shape line = new Line2D.Double(bounds.getX(), yOffset, bounds.getX() + bounds.getWidth(), yOffset);
             g.draw(line);
           }
+
           // tick marks
           if (getChartPainter().getStyleManager().isPlotTicksMarksVisible()) {
 
@@ -100,11 +102,11 @@ public class PlotSurface implements ChartPart {
       // vertical
       if (getChartPainter().getStyleManager().getChartType() != ChartType.Bar
 
-      && (getChartPainter().getStyleManager().isPlotGridLinesVisible()
+          && (getChartPainter().getStyleManager().isPlotGridLinesVisible()
 
-      || getChartPainter().getStyleManager().isPlotTicksMarksVisible())
+              || getChartPainter().getStyleManager().isPlotTicksMarksVisible())
 
-      ) {
+          ) {
 
         List<Double> xAxisTickLocations = getChartPainter().getAxisPair().getXAxis().getAxisTick().getTickLocations();
         for (int i = 0; i < xAxisTickLocations.size(); i++) {