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Graphics.java
Package: Android-code.zip [view]
Upload User: xmjingguan
Upload Date: 2009-07-06
Package Size: 2054k
Code Size: 2k
Category:
android
Development Platform:
Java
- /***
- * Excerpted from "Hello, Android!",
- * published by The Pragmatic Bookshelf.
- * Copyrights apply to this code. It may not be used to create training material,
- * courses, books, articles, and the like. Contact us if you are in doubt.
- * We make no guarantees that this code is fit for any purpose.
- * Visit http://www.pragmaticprogrammer.com/titles/eband for more book information.
- ***/
- package org.example.graphics;
- import android.app.Activity;
- import android.content.Context;
- import android.graphics.Canvas;
- import android.graphics.Color;
- import android.graphics.Paint;
- import android.graphics.Path;
- import android.graphics.Path.Direction;
- import android.os.Bundle;
- import android.view.View;
- public class Graphics extends Activity {
- @Override
- public void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- setContentView(new GraphicsView(this));
- }
- static public class GraphicsView extends View {
- private static final String QUOTE = "Now is the time for all " +
- "good men to come to the aid of their country.";
- private final Path circle;
- private final Paint cPaint;
- private final Paint tPaint;
- public GraphicsView(Context context) {
- super(context);
- // Color examples
- int color = Color.BLUE; // solid blue
- // Translucent purple
- color = Color.argb(127, 255, 0, 255);
- color = getResources().getColor(R.color.mycolor);
- circle = new Path();
- circle.addCircle(150, 150, 100, Direction.CW);
- cPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
- cPaint.setStyle(Paint.Style.STROKE);
- cPaint.setColor(Color.LTGRAY);
- cPaint.setStrokeWidth(3);
- tPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
- tPaint.setStyle(Paint.Style.FILL_AND_STROKE);
- tPaint.setColor(Color.BLACK);
- tPaint.setTextSize(20f);
- // setBackgroundColor(Color.WHITE);
- setBackgroundResource(R.drawable.background);
- }
- @Override
- protected void onDraw(Canvas canvas) {
- // Drawing commands go here
- canvas.drawPath(circle, cPaint);
- canvas.drawTextOnPath(QUOTE, circle, 0, 20, tPaint);
- }
- }
- }