From 329f626b4c4687d14f64cd37fe53786c0bb54061 Mon Sep 17 00:00:00 2001
From: Tim Molter <tim.molter@gmail.com>
Date: Mon, 14 Jan 2013 22:27:39 +0100
Subject: [PATCH] enhancement for short charts - more ticks on y axis
---
.../src/main/java/com/xeiam/xchart/demo/XChartDemo.java | 2 +-
.../java/com/xeiam/xchart/internal/chartpart/AxisTick.java | 4 ++++
2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/xchart-examples/src/main/java/com/xeiam/xchart/demo/XChartDemo.java b/xchart-examples/src/main/java/com/xeiam/xchart/demo/XChartDemo.java
index 7c224eb6..61fa3b9d 100644
--- a/xchart-examples/src/main/java/com/xeiam/xchart/demo/XChartDemo.java
+++ b/xchart-examples/src/main/java/com/xeiam/xchart/demo/XChartDemo.java
@@ -122,7 +122,7 @@ public class XChartDemo extends JPanel implements TreeSelectionListener {
category = new DefaultMutableTreeNode("Line Charts");
top.add(category);
- chart = new DefaultMutableTreeNode(new ChartInfo("Example10 - Scientific notation formatting", new Example10().getChart()));
+ chart = new DefaultMutableTreeNode(new ChartInfo("Example10 - Manual Data", new Example10().getChart()));
category.add(chart);
chart = new DefaultMutableTreeNode(new ChartInfo("Example2 - Customized series style", new Example2().getChart()));
diff --git a/xchart/src/main/java/com/xeiam/xchart/internal/chartpart/AxisTick.java b/xchart/src/main/java/com/xeiam/xchart/internal/chartpart/AxisTick.java
index 69689e57..74398b44 100644
--- a/xchart/src/main/java/com/xeiam/xchart/internal/chartpart/AxisTick.java
+++ b/xchart/src/main/java/com/xeiam/xchart/internal/chartpart/AxisTick.java
@@ -188,6 +188,10 @@ public class AxisTick implements IChartPart, IHideable {
// System.out.println(axis.min);
// System.out.println(length);
int tickMarkSpaceHint = (axis.direction == Direction.X ? DEFAULT_TICK_MARK_STEP_HINT_X : DEFAULT_TICK_MARK_STEP_HINT_Y);
+ // for very short plots, squeeze some more ticks in than normal
+ if (axis.direction == Direction.Y && tickSpace < 160) {
+ tickMarkSpaceHint = 25;
+ }
double gridStepHint = length / tickSpace * tickMarkSpaceHint;
// gridStepHint --> mantissa * 10 ** exponent
--
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