add brokenline view

Author: zhujiyu

bin/TurtleTrade.apk

@@ -11,4 +11,4 @@
 #proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt:proguard-project.txt
 
 # Project target.
-target=android-17
+target=android-20

project.properties

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical" >
+
+    <com.stock.drawing.BrokenLineView
+        android:id="@+id/brokenLineView1"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content" />
+
+</LinearLayout>

res/layout/stock_activity.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:android="http://schemas.android.com/apk/res/android">
+    
+    <declare-styleable name="BrokenLineView">
+        <attr name="sh_stocks" format="string">
+            600030,600036
+        </attr>
+        <attr name="sz_stocks" format="string">
+            000002
+        </attr>
+    </declare-styleable>
+    
+</resources>

res/values/brokenline_attr.xml

@@ -38,10 +38,7 @@ public int size() {
 
 	public void append(Calendar _end, YahooStock yahoo) 
 			throws IOException {
-		String cachefile = yahoo.getCacheFile();
-		String csvfile = yahoo.getStockFile();
-		
-		List<List<String>> data = yahoo.get(_end, cachefile);
+		List<List<String>> data = yahoo.get(_end, yahoo.getCacheFile());
 		if( data == null || data.size() < 2 )
 			return;
 
@@ -51,17 +48,17 @@ public void append(Calendar _end, YahooStock yahoo)
 			return;
 
 		Calendar _nstart = bars.get(bars.size()-1).start;
-		Calendar _oend_   = bar_list.get(0).start;
+		Calendar _oend   = bar_list.get(0).start;
+		if( !_oend.before(_nstart) )
+			return;
+
+		Iterator<PriceBar> iter = bar_list.iterator();
+		while( iter.hasNext() ) 
+			bars.add(iter.next());
+		bar_list = bars;
 
-		if( _oend_.before(_nstart) ) {
-			Iterator<PriceBar> iter = bar_list.iterator();
-			while( iter.hasNext() ) 
-				bars.add(iter.next());
-			bar_list = bars;
-			
-			data = Format(bar_list);
-			yahoo.SaveCSVFile(data, csvfile);
-		}
+		data = Format(bar_list);
+		yahoo.SaveCSVFile(data, yahoo.getStockFile());
 	}
 
 	public void load() {
@@ -91,6 +88,7 @@ public void load() {
 		// download from yahoo api
 		// if there is't local data or start date after a year age
 		try {
+			_stt.add(Calendar.DATE, -14);
 			if( data == null || _stt.after(yearago) ) {
 				data = yahoo.get(yearago, csvfile);
 				if( data != null ) {

src/com/stock/data/StockData.java

@@ -0,0 +1,63 @@
+package com.stock.drawing;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import com.stock.data.StockData;
+import com.stock.source.DataSource;
+import com.stock.turtle.R;
+
+import android.content.Context;
+import android.content.res.TypedArray;
+import android.graphics.Canvas;
+import android.util.AttributeSet;
+import android.view.View;
+
+public class BrokenLineView extends View {
+
+	List<StockData> stocks = new ArrayList<StockData>();
+	
+	public BrokenLineView(Context context) {
+		super(context);
+		stocks.add(new StockData("600036", DataSource.MARKET_SHANGHAI));
+	}
+	
+	public BrokenLineView(Context context, AttributeSet attrs){
+		super(context, attrs);
+		
+        //TypedArray是一个用来存放由context.obtainStyledAttributes获得的属性的数组   
+        //在使用完成后，一定要调用recycle方法   
+        //属性的名称是styleable中的名称+“_”+属性名称   
+        TypedArray array = context.obtainStyledAttributes(attrs, R.styleable.BrokenLineView);   
+        String shstocks = array.getString(R.styleable.BrokenLineView_sh_stocks);
+        String szstocks = array.getString(R.styleable.BrokenLineView_sz_stocks);
+        array.recycle(); //一定要调用，否则这次的设定会对下次的使用造成影响
+        
+        Pattern pattern = Pattern.compile("([\\d]{6})");
+        if( shstocks != null && shstocks.length() > 0 ) {
+	        Matcher mCells = pattern.matcher(shstocks);
+			while( mCells.find() ) {
+				StockData stock = new StockData(mCells.group(), DataSource.MARKET_SHANGHAI);
+				stocks.add(stock);
+			}
+        }
+
+        if( szstocks != null && szstocks.length() > 0 ) {
+        	Matcher mCells = pattern.matcher(szstocks);
+			while( mCells.find() ) {
+				StockData stock = new StockData(mCells.group(), DataSource.MARKET_SHENZHEN);
+				stocks.add(stock);
+			}
+        }
+        
+        if( stocks.size() == 0 )
+    		stocks.add(new StockData("600036", DataSource.MARKET_SHANGHAI));
+	}
+	
+	@Override
+	protected void onDraw(Canvas canvas) {
+		super.onDraw(canvas);
+	}
+}

src/com/stock/drawing/BrokenLineView.java

@@ -131,7 +131,8 @@ public void download(String remoteFilePath, String localFilePath) throws IOExcep
 	        bis = new BufferedInputStream(httpUrl.getInputStream());
 
 	        File file = new File(localFilePath);
-	        bos = new BufferedOutputStream(new FileOutputStream(file));
+	        FileOutputStream fos = new FileOutputStream(file, false);
+	        bos = new BufferedOutputStream(fos);
 
 	        int len = 2048;
 	        byte[] b = new byte[len];