add itemStyle support

Author: xwenliang

README.md

@@ -6,6 +6,7 @@ Needs react-native >= 0.14.2
 
 ###Documentation
 
+- <b>itemStyle</b> itemStylePropType
 - <b>selectedValue</b> any
 - <b>onValueChange</b> function
 - <b>moveUp</b> when called, the wheel will go up, which will trigger onValueChange

index.js

@@ -157,15 +157,15 @@ var PickerAndroid = React.createClass({
 		var upItems = [], middleItems = [], downItems = [];
 		items.forEach((item, index) => {
 			upItems[index] = (  <Text 
-									style={styles.upText} 
+									style={[styles.upText, this.props.itemStyle]}
 									onPress={() => {
 										this._moveTo(index);
 									}} >
 									{item.label}
 								</Text> );
-			middleItems[index] = ( <Text style={styles.middleText}>{item.label}</Text> );
+			middleItems[index] = ( <Text style={[styles.middleText, this.props.itemStyle]}>{item.label}</Text> );
 			downItems[index] = ( <Text 
-									style={styles.downText} 
+									style={[styles.downText, this.props.itemStyle]}
 									onPress={() => {
 										this._moveTo(index);
 									}} >

package.json

@@ -1,6 +1,6 @@
 {
   "name": "react-native-picker-android",
-  "version": "0.2.3",
+  "version": "0.2.4",
   "description": "react-native-picker-android",
   "main": "index.js",
   "scripts": {