drawCircle() public méthode

public drawCircle ( float arg0, float arg1, float arg2, android arg3 ) : void
arg0 float
arg1 float
arg2 float
arg3 android
Résultat void
Exemple #1
0
		protected override void onDraw (Canvas canvas)
		{
			canvas.drawColor (Color.WHITE);

			canvas.translate (10, 10);

			canvas.saveLayerAlpha (0, 0, 200, 200, 0x88, LAYER_FLAGS);

			mPaint.setColor (Color.RED);
			canvas.drawCircle (75, 75, 75, mPaint);
			mPaint.setColor (Color.BLUE);
			canvas.drawCircle (125, 125, 75, mPaint);

			canvas.restore ();
		}
Exemple #2
0
		protected override void onDraw(Canvas canvas)
		{
			canvas.drawColor(Color.YELLOW);
			int width = canvas.getWidth();
			int height = canvas.getHeight();

			Paint paint = new Paint();
			paint.setColor(Color.RED);
			paint.setStyle(Paint.Style.STROKE);
			paint.setStrokeWidth(10);
			canvas.drawCircle(width / 2, height / 2, height / 3, paint);

			Paint inner = new Paint();
			paint.setColor(Color.GREEN);
			paint.setStyle(Paint.Style.FILL);
			canvas.drawCircle(width / 2, height / 2, height / 3 - 10, inner);

			Paint text = new Paint();
			text.setTextSize(20);
			canvas.drawText("I am a Xobot Monkey!", width / 8, height / 8, text);
		}
Exemple #3
0
		void drawScene (Canvas canvas)
		{
			canvas.clipRect (0, 0, 100, 100);

			canvas.drawColor (Color.WHITE);

			mPaint.setColor (Color.RED);
			canvas.drawLine (0, 0, 100, 100, mPaint);

			mPaint.setColor (Color.GREEN);
			canvas.drawCircle (30, 70, 30, mPaint);

			mPaint.setColor (Color.BLUE);
			canvas.drawText ("Clipping", 100, 30, mPaint);
		}
Exemple #4
0
		static void drawIntoBitmap (Bitmap bm)
		{
			float x = bm.getWidth ();
			float y = bm.getHeight ();
			Canvas c = new Canvas (bm);
			Paint p = new Paint ();
			p.setAntiAlias (true);

			p.setAlpha (0x80);
			c.drawCircle (x / 2, y / 2, x / 2, p);

			p.setAlpha (0x30);
			p.setXfermode (new PorterDuffXfermode (PorterDuff.Mode.SRC));
			p.setTextSize (60);
			p.setTextAlign (Paint.Align.CENTER);
			Paint.FontMetrics fm = p.getFontMetrics ();
			c.drawText ("Alpha", x / 2, (y - fm.ascent) / 2, p);
		}
Exemple #5
0
		protected override void onDraw (Canvas canvas)
		{
			canvas.drawColor (unchecked((int)0xFFDDDDDD));

			canvas.save ();

			Paint paint = new Paint ();
			paint.setColor (Color.BLUE);

			MaskFilter mf = new BlurMaskFilter (128, BlurMaskFilter.Blur.NORMAL);
			paint.setMaskFilter (mf);
			mf.Dispose ();

			canvas.translate (200, 200);
			canvas.drawCircle (100, 100, 200, paint);

			canvas.restore ();

			paint.Dispose ();
		}
Exemple #6
0
		protected override void onDraw (Canvas canvas)
		{
			canvas.drawColor (unchecked((int)0xFFDDDDDD));

			Paint paint = new Paint ();
			paint.setAntiAlias (true);
			paint.setStyle (Paint.Style.STROKE);
			paint.setStrokeWidth (10);

			EmbossMaskFilter mf = new EmbossMaskFilter (new float[] { 1, 1, 1 }, 128, 16 * 2, 4);
			paint.setMaskFilter (mf);
			mf.Dispose ();

			// paint.setMaskFilter(new SkEmbossMaskFilter(fLight, SkIntToScalar(4)))->unref();
			// paint.setShader(new SkColorShader(SK_ColorBLUE))->unref();

			paint.setDither (true);

			canvas.drawCircle (50, 50, 30, paint);

			paint.Dispose ();
		}