List of usage examples for android.graphics Paint setStyle
public void setStyle(Style style)
From source file:com.ecuamobi.deckwallet.util.Renderer.java
public static void printQR(final Activity context, final String addressUri) { new AsyncTask<Void, Void, Bitmap>() { @Override/*from w w w .ja va 2s . c o m*/ protected Bitmap doInBackground(Void... params) { TextPaint textPaint = new TextPaint(); textPaint.setAntiAlias(true); textPaint.setColor(0xFF000000); final int bitmapMargin = 100;//big margin is to prevent possible clipping final int textHeight = 28; textPaint.setTextSize(textHeight); textPaint.setTextAlign(Paint.Align.CENTER); final int qrCodePadding = (int) (textPaint.descent() * 2); int textWidth = getTextWidth(addressUri, textPaint); QRCode addressQrCode = QRCode.getMinimumQRCode(addressUri, ErrorCorrectLevel.M); Bitmap addressQrCodeBitmap = addressQrCode.createImage(textWidth); Bitmap bmp = Bitmap.createBitmap(textWidth + bitmapMargin * 2, addressQrCodeBitmap.getHeight() + qrCodePadding * 2 + bitmapMargin * 2, Bitmap.Config.RGB_565); Canvas canvas = new Canvas(bmp); Paint paint = new Paint(); paint.setStyle(Paint.Style.FILL); paint.setARGB(0xFF, 0xFF, 0xFF, 0xFF); paint.setAntiAlias(false); canvas.drawRect(0, 0, canvas.getWidth(), canvas.getHeight(), paint); int centerXForAddress = bitmapMargin + textWidth / 2; int y = bitmapMargin + qrCodePadding; Paint qrCodePaint = new Paint(); qrCodePaint.setAntiAlias(false); qrCodePaint.setDither(false); canvas.drawBitmap(addressQrCodeBitmap, centerXForAddress - addressQrCodeBitmap.getWidth() / 2, y, qrCodePaint); y += qrCodePadding - textPaint.ascent(); canvas.drawText(addressUri, centerXForAddress, y + addressQrCodeBitmap.getHeight(), textPaint); return bmp; } @Override protected void onPostExecute(final Bitmap bitmap) { if (bitmap != null) { //DEBUG // android.app.AlertDialog.Builder builder = new android.app.AlertDialog.Builder(context); // android.widget.ImageView view = new android.widget.ImageView(context); // view.setImageBitmap(bitmap); // builder.setView(view); // builder.setPositiveButton(android.R.string.ok, null); // builder.show(); PrintHelper printHelper = new PrintHelper(context); printHelper.setScaleMode(PrintHelper.SCALE_MODE_FIT); printHelper.printBitmap(addressUri, bitmap); } } }.execute(); }
From source file:com.ecuamobi.deckwallet.util.Renderer.java
static void printWallet(final Activity context, final String label, final String addressUri, final String privateKey) { new AsyncTask<Void, Void, Bitmap>() { @Override//from w w w. j a va2 s . co m protected Bitmap doInBackground(Void... params) { TextPaint textPaint = new TextPaint(); textPaint.setAntiAlias(true); textPaint.setColor(0xFF000000); final int bitmapMargin = 100;//big margin is to prevent possible clipping final int textHeight = 28; final int spaceBetweenQrCodes = 60; textPaint.setTextSize(textHeight); textPaint.setTextAlign(Paint.Align.CENTER); final int qrCodePadding = (int) (textPaint.descent() * 2); Rect bounds = new Rect(); textPaint.getTextBounds(privateKey, 0, privateKey.length(), bounds); int textWidth = getTextWidth(privateKey, textPaint); ArrayList<String> labelLinesRelaxed = wrap(label, textWidth, false, textPaint); for (String titleLine : labelLinesRelaxed) { textWidth = Math.max(textWidth, getTextWidth(titleLine, textPaint)); } textWidth = Math.max(textWidth, getTextWidth(addressUri, textPaint)); QRCode privateKeyQrCode = QRCode.getMinimumQRCode(privateKey, ErrorCorrectLevel.M); Bitmap privateKeyQrCodeBitmap = privateKeyQrCode.createImage(textWidth); QRCode addressQrCode = QRCode.getMinimumQRCode(addressUri, ErrorCorrectLevel.M); Bitmap addressQrCodeBitmap = addressQrCode.createImage(textWidth); ArrayList<String> labelLines = wrap(label, textWidth, true, textPaint); Bitmap bmp = Bitmap.createBitmap( textWidth * 2 + bitmapMargin * 2 + spaceBetweenQrCodes, privateKeyQrCodeBitmap.getHeight() + textHeight * (labelLines.size() + 1) + qrCodePadding * 2 + bitmapMargin * 2, Bitmap.Config.RGB_565); Canvas canvas = new Canvas(bmp); Paint paint = new Paint(); paint.setStyle(Paint.Style.FILL); paint.setARGB(0xFF, 0xFF, 0xFF, 0xFF); paint.setAntiAlias(false); canvas.drawRect(0, 0, canvas.getWidth(), canvas.getHeight(), paint); int centerXForAddress = bitmapMargin + textWidth / 2; int centerXForPrivateKey = bitmapMargin + textWidth + spaceBetweenQrCodes + textWidth / 2; int y = (int) (bitmapMargin - textPaint.ascent()); for (int i = 0; i < labelLines.size(); i++) { canvas.drawText(labelLines.get(i), centerXForPrivateKey, y + i * textHeight, textPaint); } y = bitmapMargin + labelLines.size() * textHeight + qrCodePadding; Paint qrCodePaint = new Paint(); qrCodePaint.setAntiAlias(false); qrCodePaint.setDither(false); canvas.drawBitmap(addressQrCodeBitmap, centerXForAddress - addressQrCodeBitmap.getWidth() / 2, y, qrCodePaint); canvas.drawBitmap(privateKeyQrCodeBitmap, centerXForPrivateKey - privateKeyQrCodeBitmap.getWidth() / 2, y, qrCodePaint); y += qrCodePadding - textPaint.ascent(); canvas.drawText(addressUri, centerXForAddress, y + addressQrCodeBitmap.getHeight(), textPaint); canvas.drawText(privateKey, centerXForPrivateKey, y + privateKeyQrCodeBitmap.getHeight(), textPaint); return bmp; } @Override protected void onPostExecute(final Bitmap bitmap) { if (bitmap != null) { //DEBUG // android.app.AlertDialog.Builder builder = new android.app.AlertDialog.Builder(context); // android.widget.ImageView view = new android.widget.ImageView(context); // view.setImageBitmap(bitmap); // builder.setView(view); // builder.setPositiveButton(android.R.string.ok, null); // builder.show(); PrintHelper printHelper = new PrintHelper(context); printHelper.setScaleMode(PrintHelper.SCALE_MODE_FIT); printHelper.printBitmap(label, bitmap); } } }.execute(); }
From source file:cc.softwarefactory.lokki.android.utilities.Utils.java
public static Bitmap getDefaultAvatarInitials(Context context, String text) { Log.e(TAG, "getDefaultAvatarInitials"); String initials = getInitials(text); Paint paint = new Paint(); paint.setStyle(Paint.Style.FILL); paint.setColor(Color.WHITE);// w w w . j a v a 2 s . c o m paint.setTextSize(36); paint.setStrokeWidth(4); paint.setTextAlign(Paint.Align.CENTER); Bitmap bm = Bitmap.createBitmap(100, 100, Bitmap.Config.ARGB_8888); Canvas canvas = new Canvas(bm); canvas.drawColor(context.getResources().getColor(R.color.material_blue_300)); int distanceFromBaseline = (int) ((paint.descent() + paint.ascent()) / 2); int xPos = (canvas.getWidth() / 2); int yPos = (canvas.getHeight() / 2) - distanceFromBaseline; canvas.drawText(initials, xPos, yPos, paint); return bm; }
From source file:Main.java
public static Bitmap getRoundedCornerBitmap(Bitmap bitmap, int color, int cornerDips, int borderDips, Context context, boolean recycleOrig) { Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Bitmap.Config.ARGB_8888); Canvas canvas = new Canvas(output); final int borderSizePx = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, (float) borderDips, context.getResources().getDisplayMetrics()); final int cornerSizePx = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, (float) cornerDips, context.getResources().getDisplayMetrics()); final Paint paint = new Paint(); final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight()); final RectF rectF = new RectF(rect); // prepare canvas for transfer paint.setAntiAlias(true);/*from w w w . j a v a 2 s . c om*/ paint.setColor(0xFFFFFFFF); paint.setStyle(Paint.Style.FILL); canvas.drawARGB(0, 0, 0, 0); canvas.drawRoundRect(rectF, cornerSizePx, cornerSizePx, paint); // draw bitmap paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN)); canvas.drawBitmap(bitmap, rect, rect, paint); // draw border paint.setColor(color); paint.setStyle(Paint.Style.STROKE); paint.setStrokeWidth((float) borderSizePx); canvas.drawRoundRect(rectF, cornerSizePx, cornerSizePx, paint); if (recycleOrig && bitmap != null && !bitmap.isRecycled()) bitmap.recycle(); return output; }
From source file:com.kabootar.GlassMemeGenerator.ImageOverlay.java
/** * Draws the given string centered, as big as possible, on either the top or * bottom 20% of the image given./*from ww w. jav a 2 s. co m*/ */ private static void drawStringCentered(Canvas g, String text, Bitmap image, boolean top, Context baseContext) throws InterruptedException { if (text == null) text = ""; int height = 0; int fontSize = MAX_FONT_SIZE; int maxCaptionHeight = image.getHeight() / 5; int maxLineWidth = image.getWidth() - SIDE_MARGIN * 2; String formattedString = ""; Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG); Paint stkPaint = new Paint(Paint.ANTI_ALIAS_FLAG); stkPaint.setStyle(STROKE); stkPaint.setStrokeWidth(8); stkPaint.setColor(Color.BLACK); //Typeface tf = Typeface.create("Arial", Typeface.BOLD); Typeface tf = Typeface.createFromAsset(baseContext.getAssets(), "fonts/impact.ttf"); paint.setTypeface(tf); stkPaint.setTypeface(tf); do { paint.setTextSize(fontSize); // first inject newlines into the text to wrap properly StringBuilder sb = new StringBuilder(); int left = 0; int right = text.length() - 1; while (left < right) { String substring = text.substring(left, right + 1); Rect stringBounds = new Rect(); paint.getTextBounds(substring, 0, substring.length(), stringBounds); while (stringBounds.width() > maxLineWidth) { if (Thread.currentThread().isInterrupted()) { throw new InterruptedException(); } // look for a space to break the line boolean spaceFound = false; for (int i = right; i > left; i--) { if (text.charAt(i) == ' ') { right = i - 1; spaceFound = true; break; } } substring = text.substring(left, right + 1); paint.getTextBounds(substring, 0, substring.length(), stringBounds); // If we're down to a single word and we are still too wide, // the font is just too big. if (!spaceFound && stringBounds.width() > maxLineWidth) { break; } } sb.append(substring).append("\n"); left = right + 2; right = text.length() - 1; } formattedString = sb.toString(); // now determine if this font size is too big for the allowed height height = 0; for (String line : formattedString.split("\n")) { Rect stringBounds = new Rect(); paint.getTextBounds(line, 0, line.length(), stringBounds); height += stringBounds.height(); } fontSize--; } while (height > maxCaptionHeight); // draw the string one line at a time int y = 0; if (top) { y = TOP_MARGIN; } else { y = image.getHeight() - height - BOTTOM_MARGIN; } for (String line : formattedString.split("\n")) { // Draw each string twice for a shadow effect Rect stringBounds = new Rect(); paint.getTextBounds(line, 0, line.length(), stringBounds); //paint.setColor(Color.BLACK); //g.drawText(line, (image.getWidth() - (int) stringBounds.width()) / 2 + 2, y + stringBounds.height() + 2, paint); paint.setColor(Color.WHITE); g.drawText(line, (image.getWidth() - (int) stringBounds.width()) / 2, y + stringBounds.height(), paint); //stroke Rect strokeBounds = new Rect(); stkPaint.setTextSize(fontSize); stkPaint.getTextBounds(line, 0, line.length(), strokeBounds); g.drawText(line, (image.getWidth() - (int) strokeBounds.width()) / 2, y + strokeBounds.height(), stkPaint); y += stringBounds.height(); } }
From source file:Main.java
/** * Draw the face rect in the Image/*w w w . jav a 2s. c o m*/ * @param canvas * @param face * @param width * @param height * @param frontCamera */ static public void drawFaceRect(Canvas canvas, Rect rect, int width, int height, boolean frontCamera) { if (canvas == null) return; Paint paint = new Paint(); paint.setColor(Color.rgb(57, 138, 243)); int len = (rect.bottom - rect.top) / 8; if (len / 8 >= 2) paint.setStrokeWidth(len / 8); else paint.setStrokeWidth(2); if (frontCamera) { int left = rect.left; rect.left = width - rect.right; rect.right = width - left; } paint.setStyle(Style.STROKE); canvas.drawRect(rect, paint); }
From source file:com.android.mail.ui.FolderDisplayer.java
public static void drawFolder(Canvas canvas, float x, float y, int width, int height, String name, int fgColor, int bgColor, FolderDisplayer.FolderDrawableResources res, BidiFormatter formatter, Paint paint) { canvas.save();/* w ww . ja v a 2 s.co m*/ canvas.translate(x, y + res.folderVerticalOffset); // Draw the box. paint.setColor(bgColor); paint.setStyle(Paint.Style.FILL); final RectF rect = new RectF(0, 0, width, height); canvas.drawRoundRect(rect, res.folderRoundedCornerRadius, res.folderRoundedCornerRadius, paint); // Draw the text based on the language locale and layout direction. paint.setColor(fgColor); paint.setStyle(Paint.Style.FILL); // Compute the text/gradient indices final int textLength = (int) paint.measureText(name); final int gradientX0; final int gradientX1; final int textX; /*************************************************************************************************** * width - the actual folder chip rectangle. * * textLength - the length of the folder's full name (can be longer than * * the actual chip, which is what overflow gradient is for). * * innerPadding - the padding between the text and the chip edge. * * overflowPadding - the padding between start of overflow and the chip edge. * * * * * * text is in a RTL language * * * * index-0 * * |<---------------------------- width ---------------------------->| * * |<-------------------------textLength------------------>| | * * | |<----- overflowPadding ----->| | * * | |<- innerPadding ->|<-------->|<--------->|<- horizontalPadding ->| * * textX gX1 gX0 * * * * * * text is in a LTR language. * * * * index-0 * * |<------------------------------ width ------------------------------->| * * | |<-------------------------textLength-------------------->| * * | |<-------- overflowPadding ------->| * * |<- horizontalPadding ->|<--------->|<-------->|<- horizontalPadding ->| * * textX gX0 gX1 * * * **************************************************************************************************/ if (formatter.isRtl(name)) { gradientX0 = res.overflowGradientPadding; gradientX1 = res.folderHorizontalPadding; textX = width - res.folderHorizontalPadding - textLength; } else { gradientX0 = width - res.overflowGradientPadding; gradientX1 = width - res.folderHorizontalPadding; textX = res.folderHorizontalPadding; } // Draw the text and the possible overflow gradient // Overflow happens when the text is longer than the chip width minus side paddings. if (textLength > width - 2 * res.folderHorizontalPadding) { final Shader shader = new LinearGradient(gradientX0, 0, gradientX1, 0, fgColor, Utils.getTransparentColor(fgColor), Shader.TileMode.CLAMP); paint.setShader(shader); } final int textY = height / 2 - (int) (paint.descent() + paint.ascent()) / 2; canvas.drawText(name, textX, textY, paint); paint.setShader(null); canvas.restore(); }
From source file:Main.java
public static Bitmap getCircularBitmap(Bitmap bm) { int size = 192; Bitmap bitmap = ThumbnailUtils.extractThumbnail(bm, size, size); Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Bitmap.Config.ARGB_8888); Canvas canvas = new Canvas(output); final int color = 0xffff0000; final Paint paint = new Paint(); final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight()); final RectF rectF = new RectF(rect); paint.setAntiAlias(true);/*from ww w .j a v a 2 s. c o m*/ paint.setDither(true); paint.setFilterBitmap(true); canvas.drawARGB(0, 0, 0, 0); paint.setColor(color); canvas.drawOval(rectF, paint); paint.setColor(Color.BLUE); paint.setStyle(Paint.Style.STROKE); paint.setStrokeWidth((float) 4); paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN)); canvas.drawBitmap(bitmap, rect, rect, paint); return output; }
From source file:Main.java
/** * Gets the rounded corner bitmap.//from w w w .j av a2s .co m * * @param bitmap * the bitmap * @return the rounded corner bitmap */ public static Bitmap getRoundedCornerBitmap(Context context, Bitmap bitmap, Boolean create_circle) { DisplayMetrics mMetrics = context.getResources().getDisplayMetrics(); float mScaleFactor = mMetrics.density; Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Config.ARGB_8888); Canvas canvas = new Canvas(output); final int color = Color.BLACK; final Paint paint = new Paint(); int width = bitmap.getWidth(); int height = (bitmap.getHeight() > width) ? width : bitmap.getHeight(); final Rect rect = new Rect(0, 0, width, height); final RectF rectF = new RectF(rect); final float roundPx = (create_circle) ? (bitmap.getWidth() > 360) ? bitmap.getWidth() : 360 : 2; paint.setAntiAlias(true); paint.setColor(color); paint.setStyle(Paint.Style.FILL); canvas.drawARGB(0, 0, 0, 0); canvas.drawRoundRect(rectF, roundPx, roundPx, paint); paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN)); canvas.drawBitmap(bitmap, rect, rect, paint); // draw border paint.setColor(Color.parseColor("#cccccc")); paint.setStyle(Paint.Style.STROKE); paint.setStrokeWidth(0.5F * mScaleFactor); canvas.drawRoundRect(rectF, roundPx, roundPx, paint); return output; }
From source file:ee.ioc.phon.android.speak.Utils.java
static Bitmap bytesToBitmap(byte[] byteBuffer, int w, int h, int startPosition, int endPosition) { final ShortBuffer waveBuffer = ByteBuffer.wrap(byteBuffer).order(ByteOrder.LITTLE_ENDIAN).asShortBuffer(); final Bitmap b = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888); final Canvas c = new Canvas(b); final Paint paint = new Paint(); paint.setColor(0xFFFFFFFF); // 0xAARRGGBB paint.setAntiAlias(true);//from w w w .j ava2 s. c om paint.setStyle(Paint.Style.STROKE); paint.setAlpha(80); final PathEffect effect = new CornerPathEffect(3); paint.setPathEffect(effect); final int numSamples = waveBuffer.remaining(); int endIndex; if (endPosition == 0) { endIndex = numSamples; } else { endIndex = Math.min(endPosition, numSamples); } int startIndex = startPosition - 2000; // include 250ms before speech if (startIndex < 0) { startIndex = 0; } final int numSamplePerWave = 200; // 8KHz 25ms = 200 samples final float scale = 10.0f / 65536.0f; final int count = (endIndex - startIndex) / numSamplePerWave; final float deltaX = 1.0f * w / count; int yMax = h / 2; Path path = new Path(); c.translate(0, yMax); float x = 0; path.moveTo(x, 0); for (int i = 0; i < count; i++) { final int avabs = getAverageAbs(waveBuffer, startIndex, i, numSamplePerWave); int sign = ((i & 01) == 0) ? -1 : 1; final float y = Math.min(yMax, avabs * h * scale) * sign; path.lineTo(x, y); x += deltaX; path.lineTo(x, y); } if (deltaX > 4) { paint.setStrokeWidth(2); } else { paint.setStrokeWidth(Math.max(0, (int) (deltaX - .05))); } c.drawPath(path, paint); return b; }