List of usage examples for android.graphics Canvas restore
public void restore()
From source file:Main.java
/** * Draw a straight line through the points. *//* ww w .j a v a 2 s . c om*/ public static void drawLine(Point p1, Point p2, Canvas canvas, Paint paint) { canvas.save(); canvas.drawLine(p1.x, p1.y, p2.x, p2.y, paint); canvas.restore(); }
From source file:Main.java
/** * Draw a straight line through the points *//* www . ja v a 2 s.c o m*/ public static void drawLine(PointF p1, PointF p2, Canvas canvas, Paint paint) { canvas.save(); canvas.drawLine(p1.x, p1.y, p2.x, p2.y, paint); canvas.restore(); }
From source file:Main.java
public static Bitmap getWebViewShopshat(WebView webView) { webView.setDrawingCacheEnabled(true); webView.buildDrawingCache();/* ww w. j a va 2 s . co m*/ Picture snapShot = webView.capturePicture(); Bitmap bitmap = Bitmap.createBitmap(snapShot.getWidth(), snapShot.getHeight(), Bitmap.Config.ARGB_8888); //bitmap.eraseColor(Color.WHITE); Canvas c = new Canvas(bitmap); int state = c.save(); webView.draw(c); //c.restoreToCount(state); c.restore(); webView.destroyDrawingCache(); return bitmap; }
From source file:Main.java
public static Drawable getRotateDrawable(Resources res, final Bitmap bitmap, final float angle) { final BitmapDrawable drawable = new BitmapDrawable(res, bitmap) { @Override/*from ww w. ja va 2s. com*/ public void draw(final Canvas canvas) { canvas.save(); canvas.rotate(angle, bitmap.getWidth() / 2, bitmap.getHeight() / 2); super.draw(canvas); canvas.restore(); } }; return drawable; }
From source file:Main.java
public static void drawImage(Canvas canvas, Paint paint, Bitmap bitmap, float x, float y, float r) { canvas.save();//from www .j av a2 s.c om Path path = new Path(); path.addCircle(x, y, r, Path.Direction.CCW); canvas.clipPath(path); canvas.drawBitmap(bitmap, x - r, y - r, paint); canvas.restore(); }
From source file:Main.java
/** * Draws a string that is aligned by one anchor point and rotated about * another anchor point.// ww w . j a v a 2 s . com * * @param text * the text. * @param g2 * the graphics device. * @param x * the location of the text anchor. * @param y * the location of the text anchor. * @param textAnchor * the text anchor. * @param rotationX * the x-coordinate for the rotation anchor point. * @param rotationY * the y-coordinate for the rotation anchor point. * @param angle * the rotation angle. */ public static void drawRotatedString(final String text, final Canvas g2, final float x, final float y, final Paint paint, float angle) { //g2.drawCircle(x, y, 2, paint); g2.save(); if (angle == 0.0) g2.drawText(text, x, y, paint); else { g2.rotate((float) Math.toDegrees(angle), x, y); g2.drawText(text, x, y, paint); } g2.restore(); }
From source file:Main.java
public static Bitmap createFramedImage(Drawable imageDrawable, int borderThickness) { int size = Math.min(imageDrawable.getMinimumWidth(), imageDrawable.getMinimumHeight()); Bitmap output = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888); Canvas canvas = new Canvas(output); RectF outerRect = new RectF(0, 0, size, size); Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG); paint.setColor(Color.RED);/*from w w w . ja v a 2 s . c o m*/ canvas.drawRect(outerRect, paint); paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN)); imageDrawable.setBounds(0, 0, size, size); // Save the layer to apply the paint canvas.saveLayer(outerRect, paint, Canvas.ALL_SAVE_FLAG); imageDrawable.draw(canvas); canvas.restore(); // FRAMING THE PHOTO float border = size / 15f; // 1. Create offscreen bitmap link: http://www.youtube.com/watch?feature=player_detailpage&v=jF6Ad4GYjRU#t=1035s Bitmap framedOutput = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888); Canvas framedCanvas = new Canvas(framedOutput); // End of Step 1 // Start - TODO IMPORTANT - this section shouldn't be included in the final code // It's needed here to differentiate step 2 (red) with the background color of the activity // It's should be commented out after the codes includes step 3 onwards // Paint squaredPaint = new Paint(Paint.ANTI_ALIAS_FLAG); // squaredPaint.setColor(Color.BLUE); // framedCanvas.drawRoundRect(outerRect, 0f, 0f, squaredPaint); // End // 2. Draw an opaque rounded rectangle link: RectF innerRect = new RectF(border, border, size - border, size - border); Paint innerPaint = new Paint(Paint.ANTI_ALIAS_FLAG); innerPaint.setColor(Color.RED); // framedCanvas.drawRoundRect(innerRect, cornerRadius, cornerRadius, outerPaint); framedCanvas.drawRect(innerRect, innerPaint); // 3. Set the Power Duff mode link: Paint outerPaint = new Paint(Paint.ANTI_ALIAS_FLAG); outerPaint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_OUT)); // 4. Draw a translucent rounded rectangle link: outerPaint.setColor(Color.argb(255, 255, 255, 255)); // framedCanvas.drawRoundRect(outerRect, cornerRadius, cornerRadius, outerPaint); framedCanvas.drawRect(outerRect, outerPaint); // 5. Draw the frame on top of original bitmap canvas.drawBitmap(framedOutput, 0f, 0f, null); return output; }
From source file:Main.java
public static Bitmap createRoundedFramedImage(Drawable imageDrawable, int borderThickness) { int size = Math.min(imageDrawable.getMinimumWidth(), imageDrawable.getMinimumHeight()); // Drawable imageDrawable = (image != null) ? new BitmapDrawable(image) : placeHolder; Bitmap output = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888); Canvas canvas = new Canvas(output); RectF outerRect = new RectF(0, 0, size, size); float cornerRadius = size / 18f; Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG); paint.setColor(Color.RED);/*w ww. ja v a2 s . c o m*/ canvas.drawRoundRect(outerRect, cornerRadius, cornerRadius, paint); paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN)); imageDrawable.setBounds(0, 0, size, size); // Save the layer to apply the paint canvas.saveLayer(outerRect, paint, Canvas.ALL_SAVE_FLAG); imageDrawable.draw(canvas); canvas.restore(); // FRAMING THE PHOTO float border = size / 15f; // 1. Create offscreen bitmap link: http://www.youtube.com/watch?feature=player_detailpage&v=jF6Ad4GYjRU#t=1035s Bitmap framedOutput = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888); Canvas framedCanvas = new Canvas(framedOutput); // End of Step 1 // Start - TODO IMPORTANT - this section shouldn't be included in the final code // It's needed here to differentiate step 2 (red) with the background color of the activity // It's should be commented out after the codes includes step 3 onwards // Paint squaredPaint = new Paint(Paint.ANTI_ALIAS_FLAG); // squaredPaint.setColor(Color.BLUE); // framedCanvas.drawRoundRect(outerRect, 0f, 0f, squaredPaint); // End // 2. Draw an opaque rounded rectangle link: // http://www.youtube.com/watch?feature=player_detailpage&v=jF6Ad4GYjRU#t=1044s RectF innerRect = new RectF(border, border, size - border, size - border); Paint innerPaint = new Paint(Paint.ANTI_ALIAS_FLAG); innerPaint.setColor(Color.RED); framedCanvas.drawRoundRect(innerRect, cornerRadius, cornerRadius, innerPaint); // 3. Set the Power Duff mode link: // http://www.youtube.com/watch?feature=player_detailpage&v=jF6Ad4GYjRU#t=1056s Paint outerPaint = new Paint(Paint.ANTI_ALIAS_FLAG); outerPaint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_OUT)); // 4. Draw a translucent rounded rectangle link: // http://www.youtube.com/watch?feature=player_detailpage&v=jF6Ad4GYjRU outerPaint.setColor(Color.argb(100, 0, 0, 0)); framedCanvas.drawRoundRect(outerRect, cornerRadius, cornerRadius, outerPaint); // 5. Draw the frame on top of original bitmap canvas.drawBitmap(framedOutput, 0f, 0f, null); return output; }
From source file:Main.java
public static Bitmap createRoundedFramedImage(Drawable imageDrawable, int borderThickness, int color) { int size = Math.min(imageDrawable.getMinimumWidth(), imageDrawable.getMinimumHeight()); // Drawable imageDrawable = (image != null) ? new BitmapDrawable(image) : placeHolder; Bitmap output = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888); Canvas canvas = new Canvas(output); RectF outerRect = new RectF(0, 0, size, size); float cornerRadius = size / 18f; Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG); paint.setColor(Color.RED);//from w w w. j a va 2s .co m canvas.drawRoundRect(outerRect, cornerRadius, cornerRadius, paint); paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN)); imageDrawable.setBounds(0, 0, size, size); // Save the layer to apply the paint canvas.saveLayer(outerRect, paint, Canvas.ALL_SAVE_FLAG); imageDrawable.draw(canvas); canvas.restore(); // FRAMING THE PHOTO float border = size / 15f; // 1. Create offscreen bitmap link: http://www.youtube.com/watch?feature=player_detailpage&v=jF6Ad4GYjRU#t=1035s Bitmap framedOutput = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888); Canvas framedCanvas = new Canvas(framedOutput); // End of Step 1 // Start - TODO IMPORTANT - this section shouldn't be included in the final code // It's needed here to differentiate step 2 (red) with the background color of the activity // It's should be commented out after the codes includes step 3 onwards // Paint squaredPaint = new Paint(Paint.ANTI_ALIAS_FLAG); // squaredPaint.setColor(Color.BLUE); // framedCanvas.drawRoundRect(outerRect, 0f, 0f, squaredPaint); // End // 2. Draw an opaque rounded rectangle link: // http://www.youtube.com/watch?feature=player_detailpage&v=jF6Ad4GYjRU#t=1044s RectF innerRect = new RectF(border, border, size - border, size - border); Paint innerPaint = new Paint(Paint.ANTI_ALIAS_FLAG); innerPaint.setColor(Color.RED); framedCanvas.drawRoundRect(innerRect, cornerRadius, cornerRadius, innerPaint); // 3. Set the Power Duff mode link: // http://www.youtube.com/watch?feature=player_detailpage&v=jF6Ad4GYjRU#t=1056s Paint outerPaint = new Paint(Paint.ANTI_ALIAS_FLAG); outerPaint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_OUT)); // 4. Draw a translucent rounded rectangle link: // http://www.youtube.com/watch?feature=player_detailpage&v=jF6Ad4GYjRU outerPaint.setColor(color); framedCanvas.drawRoundRect(outerRect, cornerRadius, cornerRadius, outerPaint); // 5. Draw the frame on top of original bitmap canvas.drawBitmap(framedOutput, 0f, 0f, null); return output; }
From source file:Main.java
public static void drawWallpaperSelectionFrame(Canvas canvas, RectF cropBounds, float spotX, float spotY, Paint p, Paint shadowPaint) { float sx = cropBounds.width() * spotX; float sy = cropBounds.height() * spotY; float cx = cropBounds.centerX(); float cy = cropBounds.centerY(); RectF r1 = new RectF(cx - sx / 2, cy - sy / 2, cx + sx / 2, cy + sy / 2); float temp = sx; sx = sy;/*from w w w. j a va 2 s . c o m*/ sy = temp; RectF r2 = new RectF(cx - sx / 2, cy - sy / 2, cx + sx / 2, cy + sy / 2); canvas.save(); canvas.clipRect(cropBounds); canvas.clipRect(r1, Region.Op.DIFFERENCE); canvas.clipRect(r2, Region.Op.DIFFERENCE); canvas.drawPaint(shadowPaint); canvas.restore(); Path path = new Path(); path.moveTo(r1.left, r1.top); path.lineTo(r1.right, r1.top); path.moveTo(r1.left, r1.top); path.lineTo(r1.left, r1.bottom); path.moveTo(r1.left, r1.bottom); path.lineTo(r1.right, r1.bottom); path.moveTo(r1.right, r1.top); path.lineTo(r1.right, r1.bottom); path.moveTo(r2.left, r2.top); path.lineTo(r2.right, r2.top); path.moveTo(r2.right, r2.top); path.lineTo(r2.right, r2.bottom); path.moveTo(r2.left, r2.bottom); path.lineTo(r2.right, r2.bottom); path.moveTo(r2.left, r2.top); path.lineTo(r2.left, r2.bottom); canvas.drawPath(path, p); }