package com.android.tutor;
import com.magus.view2.R;
import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Paint.Style;
import android.util.AttributeSet;
import android.view.View;
public class MyView extends View {
private Paint mPaint;
private Context mContext;
private static final String mString = "Welcome to Mr yiWei's blog";
public MyView(Context context) {
super(context);
mPaint = new Paint();
}
public MyView(Context context, AttributeSet attrs) {
super(context, attrs);
mPaint = new Paint();
TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.MyView);
int textColor = a.getColor(R.styleable.MyView_textColor, 0XFFFFFFFF);
float textSize = a.getDimension(R.styleable.MyView_textSize, 36);
mPaint.setTextSize(textSize);
mPaint.setColor(textColor);
a.recycle();
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
/*mPaint = new Paint();
mPaint.setColor(Color.RED);
mPaint.setStyle(Style.FILL);*/
mPaint.setStyle(Style.FILL);
canvas.drawRect(10, 10, 100, 100, mPaint);
mPaint.setColor(Color.BLUE);
canvas.drawText(mString, 10, 120, mPaint);
}
}
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:test="http://schemas.android.com/apk/res/com.android.tutor"
android:orientation="vertical"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
>
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="@string/hello"
/>
<com.android.tutor.MyView
android:layout_width="fill_parent"
android:layout_height="fill_parent"
/>
</LinearLayout>
package com.magus.view2;
import android.app.Activity;
import android.os.Bundle;
public class MainActivity extends Activity {
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
}
}
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