Android/2012.04월 강좌
7일차 Draw
Bohemian life
2012. 5. 4. 17:25
package com.gusfree.draw;
import java.util.Random;
import android.app.Activity;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Paint.Style;
import android.os.Bundle;
import android.view.View;
public class DrawActivity extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(new MyView(this));
//View - TextView
}
class MyView extends View{
public MyView(Context context) {
super(context);
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
Paint yellow=new Paint();
yellow.setColor(Color.YELLOW);
yellow.setAntiAlias(true);
canvas.drawCircle(160, 50, 20, yellow);
yellow.setStyle(Style.STROKE);
canvas.drawCircle(160+100, 50, 20, yellow);
yellow.setStrokeWidth(10);//선 두껍게
canvas.drawLine(160+20,50+50,160+100-20,50+50,yellow);
}
}
}
package com.gusfree.draw;
import java.util.Random;
import android.app.Activity;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Paint.Style;
import android.os.Bundle;
import android.view.View;
public class DrawActivity extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(new MyView(this));
//View - TextView
}
class MyView extends View{
public MyView(Context context) {
super(context);
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
Paint yellow=new Paint();
yellow.setColor(Color.YELLOW);
yellow.setAntiAlias(true);
canvas.drawCircle(160, 50, 20, yellow);
yellow.setStyle(Style.STROKE);
canvas.drawCircle(160+100, 50, 20, yellow);
yellow.setStrokeWidth(10);//선 두껍게
canvas.drawLine(160+20,50+50,160+100-20,50+50,yellow);
/* mission: 동그라미 100개 random한 크기와 위치*/
Random random = new Random();
Paint rPaint=new Paint();
for(int i=0;i<100;i++){
int x =random.nextInt(320);//0~320까지 랜덤
int y = random.nextInt(400);
int r = random.nextInt(160);
int red =random.nextInt();
int green =random.nextInt();
int blue =random.nextInt();
rPaint.setColor(Color.rgb(red, green, blue));
canvas.drawCircle(x, y, r, rPaint);
}
}
}
}
package com.gusfree.draw;
import java.util.Random;
import android.app.Activity;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Paint.Style;
import android.graphics.RectF;
import android.os.Bundle;
import android.view.View;
public class DrawActivity extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(new MyView(this));
//View - TextView
}
class MyView extends View{
public MyView(Context context) {
super(context);
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
Paint bluePaint=new Paint();
bluePaint.setColor(Color.BLUE);
canvas.drawRect(100, 200,100+200,200+50,bluePaint);
RectF oval=new RectF(50,50,300,100);
canvas.drawOval(oval, bluePaint);
}
}
}
package com.gusfree.draw;
import java.util.Random;
import android.app.Activity;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Paint.Style;
import android.graphics.RectF;
import android.os.Bundle;
import android.view.View;
public class DrawActivity extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(new MyView(this));
//View - TextView
}
class MyView extends View{
public MyView(Context context) {
super(context);
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
Paint white=new Paint();
white.setColor(Color.WHITE);
white.setTextSize(30);
canvas.drawText("안녕하세요", 75, 75, white);
}
}
}
package com.gusfree.draw;
import java.util.Random;
import android.app.Activity;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Paint.Style;
import android.graphics.RectF;
import android.os.Bundle;
import android.view.View;
public class DrawActivity extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(new MyView(this));
//View - TextView
}
class MyView extends View{
public MyView(Context context) {
super(context);
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
Paint bluePaint=new Paint();
bluePaint.setColor(Color.BLUE);
canvas.drawRect(100, 200,100+200,200+50,bluePaint);
RectF oval=new RectF(50,50,300,100);
canvas.drawOval(oval, bluePaint);
Paint white=new Paint();
white.setColor(Color.WHITE);
white.setTextSize(30);
canvas.drawText("안녕하세요", 75, 75, white);
canvas.drawArc(oval,-150, 100, false, white);
}
}
}
package com.gusfree.draw;
import java.io.InputStream;
import java.net.URL;
import java.util.Random;
import android.app.Activity;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Paint.Style;
import android.graphics.RectF;
import android.os.Bundle;
import android.view.View;
public class DrawActivity extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(new MyView(this));
//View - TextView
}
class MyView extends View{
public MyView(Context context) {
super(context);
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
String addr="http://www.imaeil.com/news_img/2012/StarNews/20120504_170303000.jpg";
try{
URL url=new URL(addr);
//단말기에서 WebServer로 데이터 요청
InputStream is=url.openStream();//요청+ 결과 받기
//비트맵 공장에서 받은 데이터로 bitmap 생성
Bitmap bitmap=BitmapFactory.decodeStream(is);
BitmapFactory.decodeStream(is);
canvas.drawBitmap(bitmap, 10, 10,null);
}catch(Exception e){
}
}
}
}
