Advertisement
Not a member of Pastebin yet?
Sign Up,
it unlocks many cool features!
- //kode 1
- dv = new DrawingView(this);linear2.addView(dv); mPaint = new Paint(); mPaint.setAntiAlias(true); mPaint.setDither(true); mPaint.setColor(Color.BLACK); mPaint.setStyle(Paint.Style.STROKE); mPaint.setStrokeJoin(Paint.Join.ROUND); mPaint.setStrokeCap(Paint.Cap.ROUND); mPaint.setStrokeWidth(12); }
- DrawingView dv; private Paint mPaint;
- private Canvas mCanvas;
- public class DrawingView extends View { public int width;
- public int height;
- private Bitmap mBitmap;
- private Path mPath;
- private Paint mBitmapPaint;
- Context context; private Paint circlePaint; private Path circlePath;
- public DrawingView(Context c) { super(c); context=c; mPath = new Path(); mBitmapPaint = new Paint(Paint.DITHER_FLAG); circlePaint = new Paint(); circlePath = new Path(); circlePaint.setAntiAlias(true); circlePaint.setColor(Color.BLUE); circlePaint.setStyle(Paint.Style.STROKE); circlePaint.setStrokeJoin(Paint.Join.MITER); circlePaint.setStrokeWidth(4f); }
- @Override protected void onSizeChanged(int w, int h, int oldw, int oldh) { super.onSizeChanged(w, h, oldw, oldh); mBitmap = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888); mCanvas = new Canvas(mBitmap); }
- @Override protected void onDraw(Canvas canvas) { super.onDraw(canvas); canvas.drawBitmap( mBitmap, 0, 0, mBitmapPaint);
- canvas.drawPath( mPath, mPaint); canvas.drawPath( circlePath, circlePaint);
- invalidate(); }
- 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; circlePath.reset(); circlePath.addCircle(mX, mY, 30, Path.Direction.CW); } }
- private void touch_up() { mPath.lineTo(mX, mY); circlePath.reset();
- mCanvas.drawPath(mPath, mPaint);
- 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; }
- //kode 2
- }
- private void storeImage(Bitmap image) { java.io.File pictureFile = new java.io.File(getExternalCacheDir() + "/image.jpg");
- if (pictureFile == null) { Log.d("MainActivity", "Error creating media file, check storage permissions: ");
- return; } try {
- java.io.FileOutputStream fos = new java.io.FileOutputStream(pictureFile); image.compress(Bitmap.CompressFormat.PNG, 90, fos);
- fos.close(); } catch (java.io.FileNotFoundException e) { Log.d("MainActivity", "File not found: " + e.getMessage()); } catch (java.io.IOException e) { Log.d("MainActivity", "Error accessing file: " + e.getMessage());
- }
- Intent iten = new Intent(android.content.Intent.ACTION_SEND);
- iten.setType("*/*");
- iten.putExtra(Intent.EXTRA_STREAM, Uri.fromFile(new java.io.File(getExternalCacheDir() + "/image.jpg")));
- startActivity(Intent.createChooser(iten, "Send image"));
- }
- private Bitmap getBitmapFromView(View view) { Bitmap returnedBitmap = Bitmap.createBitmap(view.getWidth(), view.getHeight(),Bitmap.Config.ARGB_8888);
- Canvas canvas = new Canvas(returnedBitmap);
- android.graphics.drawable.Drawable bgDrawable =view.getBackground();
- if (bgDrawable!=null) { bgDrawable.draw(canvas); } else{ canvas.drawColor(Color.WHITE); }
- view.draw(canvas);
- return returnedBitmap;
- //kode 3
- storeImage(getBitmapFromView(linear2));
- //kode 4
- mCanvas.drawColor(Color.TRANSPARENT, PorterDuff.Mode.CLEAR);
Advertisement
Add Comment
Please, Sign In to add comment
Advertisement