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このアクティビティにあるこのPaintingView（）をXMLファイルから追加します。XMLからレイアウトにCustomViewを追加するには？
public class Full extends Activity implements ColorPickerDialog.OnColorChangedListener {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.paint);
FrameLayout myFrameLayout = (FrameLayout) findViewById(R.id.framelayout);
myimage = (ImageView) findViewById(R.id.ImageView01);
InputStream is = this.getResources().openRawResource(imageId1);
originalBitmap = BitmapFactory.decodeStream(is);
myimage.setImageBitmap(originalBitmap);
myimage.setScaleType(ScaleType.MATRIX);
mView = (PaintingView)findViewById(R.id.my_view);
mView.setDrawingCacheEnabled(true);
mView.setVisibility(View.INVISIBLE);
final ImageButton paint = (ImageButton) findViewById(R.id.paint_button);
paint.setOnClickListener(new View.OnClickListener() {
public void onClick(View view) {
mView.setVisibility(View.VISIBLE);
}
});
mPaint = new Paint();
mPaint.setAntiAlias(true);
mPaint.setDither(true);
mPaint.setColor(0xFFFF0000);
mPaint.setStyle(Paint.Style.STROKE);
mPaint.setStrokeJoin(Paint.Join.ROUND);
mPaint.setStrokeCap(Paint.Cap.ROUND);
mPaint.setStrokeWidth(4);
mBlur = new BlurMaskFilter(8, BlurMaskFilter.Blur.NORMAL);
//////////////******** Menu Creation *************////////////////
private static final int COLOR_MENU_ID = Menu.FIRST;
private static final int BLUR_MENU_ID = Menu.FIRST + 1;
private static final int ERASE_MENU_ID = Menu.FIRST + 2;
private static final int BRUSH_MENU_ID = Menu.FIRST + 3;
@Override
public boolean onCreateOptionsMenu(Menu menu) {
super.onCreateOptionsMenu(menu);
menu.add(0, COLOR_MENU_ID, 0, "Color").setShortcut('3', 'c');
menu.add(0, BLUR_MENU_ID, 0, "Glow Draw").setShortcut('5', 'z');
menu.add(0, ERASE_MENU_ID, 0, "Erase").setShortcut('5', 'z');
menu.add(0, BRUSH_MENU_ID, 0, "Brush").setShortcut('5', 'z');
return true;
}
@Override
public boolean onPrepareOptionsMenu(Menu menu) {
super.onPrepareOptionsMenu(menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
mPaint.setXfermode(null);
mPaint.setAlpha(0xFF);
switch (item.getItemId()) {
case COLOR_MENU_ID:
new ColorPickerDialog(this,this, mPaint.getColor()).show();
return true;
case ERASE_MENU_ID:
mPaint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.CLEAR));
return true;
case BLUR_MENU_ID:
if (mPaint.getMaskFilter() != mBlur) {
mPaint.setMaskFilter(mBlur);
} else {
mPaint.setMaskFilter(null);
}
return true;
case BRUSH_MENU_ID:
sizeSeekBar.setVisibility(View.VISIBLE);
/////////*************** Stroke width changed *************//////////////
sizeSeekBar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener(){
@Override
public void onProgressChanged(SeekBar seekBar,int progress, boolean fromUser) {
strokeWidth = sizeSeekBar.getProgress(); // b == progress value.
mPaint.setStrokeWidth(strokeWidth);
}
@Override
public void onStartTrackingTouch(SeekBar seekBar) { }
@Override
public void onStopTrackingTouch(SeekBar seekBar) {
Context c = getBaseContext();
Toast.makeText(c, " BrushWidth " + strokeWidth, Toast.LENGTH_SHORT).show();
sizeSeekBar.setVisibility(View.INVISIBLE);
}
});
return true;
}
return super.onOptionsItemSelected(item);
}
/////// colour changed function, getting value from ColorPickerDialog ///////
public void colorChanged(int color) {
mPaint.setColor(color);
}
////////////******************* Pinting view *******************///////////////////
/// MY PAINTING view /////////
public class PaintingView extends View {
int bh = originalBitmap.getHeight();
int bw = originalBitmap.getWidth();
public PaintingView(Context c) {
super(c);
//mBitmap = Bitmap.createScaledBitmap(originalBitmap,bw,bh,true);
mBitmap = Bitmap.createBitmap(bw,bh,Bitmap.Config.ARGB_8888);
mCanvas = new Canvas(mBitmap);
mPath = new Path();
mBitmapPaint = new Paint(Paint.DITHER_FLAG);
mBitmapPaint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC));
}
public PaintingView (Context c, int color) {
super(c);
mBitmap = Bitmap.createBitmap(bw,bh,Bitmap.Config.ARGB_8888);
//mBitmap = Bitmap.createScaledBitmap(originalBitmap,bw,bh,true);
mCanvas = new Canvas(mBitmap);
mPath = new Path();
mBitmapPaint = new Paint(Paint.DITHER_FLAG);
mBitmapPaint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC)) ;
mCanvas.drawColor(color);
}
@Override
protected void onSizeChanged(int w, int h, int oldw, int oldh) {
super.onSizeChanged(w, h, oldw, oldh);
/*mBitmap = Bitmap.createBitmap(bw, bh, Bitmap.Config.ARGB_8888);
mCanvas = new Canvas(mBitmap);*/
}
@Override
protected void onDraw(Canvas canvas) {
canvas.drawColor(Color.TRANSPARENT);
canvas.drawBitmap(mBitmap, 0, 0, mBitmapPaint);
canvas.drawPath(mPath, mPaint);
}
////////************touching evants for painting**************///////
private float mX, mY;
private static final float TOUCH_TOLERANCE = 4;
private void touch_start(float x, float y) {
mPath.reset();
mPath.moveTo(x, y);
mX = x;
mY = y;
}
private void touch_move(float x, float y) {
float dx = Math.abs(x - mX);
float dy = Math.abs(y - mY);
if (dx >= TOUCH_TOLERANCE || dy >= TOUCH_TOLERANCE) {
mPath.quadTo(mX, mY, (x + mX)/2, (y + mY)/2);
mX = x;
mY = y;
}
}
private void touch_up() {
mPath.lineTo(mX, mY);
// commit the path to our offscreen
mCanvas.drawPath(mPath, mPaint);
// kill this so we don't double draw
mPath.reset();
}
@Override
public boolean onTouchEvent(MotionEvent event) {
float x = event.getX();
float y = event.getY();
switch (event.getAction()) {
case MotionEvent.ACTION_DOWN:
touch_start(x, y);
invalidate();
break;
case MotionEvent.ACTION_MOVE:
touch_move(x, y);
invalidate();
break;
case MotionEvent.ACTION_UP:
touch_up();
invalidate();
break;
}
return true;
} //end of touch events for image
}// end MyView
}
XMLフォーマットは次のとおり //この不成功のように試みました。あなたのパッケージ名とクラス名あたりなど
私のカスタム表示は別ファイルではなく、それも同じ動作です。追加することは可能です..上記のコードを参照してください。 –