package com.example.hrant95.bearmeniandemo;
import android.content.Context;
import android.graphics.Canvas;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.Display;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.graphics.*;
public class MainActivity extends AppCompatActivity {
private Bitmap mBitmap;
private Bitmap mBackgroundImageBitmap;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
MyView myView = new MyView(this);
setContentView(myView);
Thread thread = new Thread(myView);
thread.run();
mBitmap = BitmapFactory.decodeResource(getResources(), R.drawable.pic1);
mBackgroundImageBitmap = BitmapFactory.decodeResource(getResources(), R.drawable.girl);
}
private class MyView extends SurfaceView implements Runnable {
public MyView(Context context) {
super(context);
}
@Override
public void run() {
SurfaceHolder holder = getHolder();
holder.addCallback(new SurfaceHolder.Callback() {
@Override
public void surfaceCreated(SurfaceHolder holder) {
Display display = getWindowManager().getDefaultDisplay();
int displayWidth = display.getWidth();
int displayHeight = display.getHeight();
int bitmapWidth = mBitmap.getWidth();
int bitmapHeight = mBitmap.getHeight();
int columnsCount = displayWidth / bitmapWidth;
int rowsCount = displayHeight / bitmapHeight;
int columnPadding = displayWidth - (columnsCount * bitmapWidth);
int itemRightPadding = columnPadding / columnsCount;
int rowPadding = displayHeight - (rowsCount * bitmapHeight);
int itemBottomPadding = rowPadding / rowsCount;
int left = itemRightPadding;
int top = itemBottomPadding;
Canvas canvas = holder.lockCanvas();
canvas.drawBitmap(mBackgroundImageBitmap, 0, 0, null);
for (int i = 0; i < rowsCount - 1 /* -1 vorovhetev actionbary xangaruma*/; i++) {
for (int j = 0; j < columnsCount; j++) {
canvas.drawBitmap(mBitmap, left, top, null);
left += bitmapWidth + itemRightPadding;
}
left = 0;
top += bitmapHeight + itemBottomPadding;
}
holder.unlockCanvasAndPost(canvas);
}
@Override
public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) {
}
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
}
});
}
}
}
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https://blog.csdn.net/taily_duan/article/details/81214815
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