List of usage examples for android.graphics Canvas drawText
public void drawText(@NonNull String text, float x, float y, @NonNull Paint paint)
From source file:com.rks.musicx.misc.utils.Helper.java
/** * Return text As bitmap/*from w ww .j a va 2 s . c om*/ * * @param text * @param textSize * @param textColor * @return */ public static Bitmap textAsBitmap(String text, float textSize, int textColor) { Paint paint = new Paint(ANTI_ALIAS_FLAG); paint.setTextSize(textSize); //text size paint.setColor(textColor); //text color paint.setTextAlign(Paint.Align.LEFT); //align center float baseline = -paint.ascent(); // ascent() is negative int width = (int) (paint.measureText(text) + 0.0f); // round int height = (int) (baseline + paint.descent() + 0.0f); Bitmap image = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888); Canvas canvas = new Canvas(image); canvas.drawText(text, 0, baseline, paint); //draw text return image; }
From source file:com.google.android.gms.samples.vision.barcodereader.BarcodeGraphic.java
/** * Draws the barcode annotations for position, size, and raw value on the supplied canvas. *//* w w w . j a v a2 s . c o m*/ @Override public void draw(Canvas canvas) { Barcode barcode = mBarcode; if (barcode == null) { return; } // Draws the bounding box around the barcode. RectF rect = new RectF(barcode.getBoundingBox()); rect.left = translateX(rect.left); rect.top = translateY(rect.top); rect.right = translateX(rect.right); rect.bottom = translateY(rect.bottom); if (graphicOverlay.isDrawRect()) canvas.drawRect(rect, mRectPaint); // Draws a label at the bottom of the barcode indicate the barcode value that was detected. if (graphicOverlay.isShowText()) canvas.drawText(barcode.rawValue, rect.left, rect.bottom, mTextPaint); }
From source file:ggikko.me.steppertest.stepper.RoundedView.java
private void drawText(Canvas canvas) { Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG); paint.setTextSize(getResources().getDimension(R.dimen.item_circle_text_size)); Rect areaRect = new Rect(0, 0, canvas.getWidth(), canvas.getHeight()); RectF bounds = new RectF(areaRect); bounds.right = paint.measureText(text, 0, text.length()); bounds.bottom = paint.descent() - paint.ascent(); bounds.left += (areaRect.width() - bounds.right) / 2.0f; bounds.top += (areaRect.height() - bounds.bottom) / 2.0f; paint.setColor(Color.WHITE);/* www. j ava 2 s. c om*/ canvas.drawText(text, bounds.left, bounds.top - paint.ascent(), paint); }
From source file:io.github.hidroh.materialistic.widget.PeekabooTouchHelperCallback.java
private void drawPeekingText(Canvas canvas, RecyclerView.ViewHolder viewHolder, float dX) { View itemView = viewHolder.itemView; boolean showLeft = dX > 0; String text = showLeft ? getLeftText() : getRightText(); Rect rect = new Rect(); mPaint.getTextBounds(text, 0, text.length(), rect); float textWidth = rect.right - rect.left, textHeight = rect.bottom - rect.top, width = itemView.getWidth(), paddingY = (itemView.getHeight() - textHeight) / 2; mPaint.setColor(showLeft ? getLeftTextColor() : getRightTextColor()); mPaint.setAlpha(Math.min(255, (int) (255 / getSwipeThreshold(viewHolder) * Math.abs(dX) / width))); canvas.drawText(text.toUpperCase(Locale.getDefault()), showLeft ? itemView.getLeft() + mPadding : itemView.getRight() - mPadding - textWidth, itemView.getBottom() - paddingY, mPaint); }
From source file:pl.itiner.nutiteq.NutiteqMap.java
public Bitmap createMissingTileBitmap(final int tileSize, final String bitmapText, Resources res) { Bitmap canvasBitmap = Bitmap.createBitmap(tileSize, tileSize, Bitmap.Config.RGB_565); Canvas imageCanvas = new Canvas(canvasBitmap); Paint textPaint = new Paint(); textPaint.setTextAlign(Align.CENTER); textPaint.setTextSize(16f);//from w w w . j a v a 2 s. c o m Paint backgroundPaint = new Paint(); backgroundPaint.setColor(Color.WHITE); backgroundPaint.setStrokeWidth(3); imageCanvas.drawRect(0, 0, tileSize, tileSize, backgroundPaint); imageCanvas.drawText(bitmapText, tileSize / 2, tileSize / 2, textPaint); BitmapDrawable finalImage = new BitmapDrawable(res, canvasBitmap); return finalImage.getBitmap(); }
From source file:com.metinkale.prayerapp.vakit.fragments.MainFragment.java
private void export(int csvpdf, LocalDate from, LocalDate to) throws IOException { File outputDir = getActivity().getCacheDir(); if (!outputDir.exists()) outputDir.mkdirs();/*from www. j av a 2 s .c o m*/ File outputFile = new File(outputDir, mTimes.getName().replace(" ", "_") + (csvpdf == 0 ? ".csv" : ".pdf")); if (outputDir.exists()) outputFile.delete(); FileOutputStream outputStream; outputStream = new FileOutputStream(outputFile); if (csvpdf == 0) { outputStream.write("Date;Fajr;Shuruq;Dhuhr;Asr;Maghrib;Ishaa\n".getBytes()); do { outputStream.write((from.toString("yyyy-MM-dd") + ";").getBytes()); outputStream.write((mTimes.getTime(from, 0) + ";").getBytes()); outputStream.write((mTimes.getTime(from, 1) + ";").getBytes()); outputStream.write((mTimes.getTime(from, 2) + ";").getBytes()); outputStream.write((mTimes.getTime(from, 3) + ";").getBytes()); outputStream.write((mTimes.getTime(from, 4) + ";").getBytes()); outputStream.write((mTimes.getTime(from, 5) + "\n").getBytes()); } while (!(from = from.plusDays(1)).isAfter(to)); outputStream.close(); } else { if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.KITKAT) { PdfDocument document = new PdfDocument(); PdfDocument.PageInfo pageInfo = null; int pw = 595; int ph = 842; pageInfo = new PdfDocument.PageInfo.Builder(pw, ph, 1).create(); PdfDocument.Page page = document.startPage(pageInfo); Drawable launcher = Drawable.createFromStream(getActivity().getAssets().open("pdf/launcher.png"), null); Drawable qr = Drawable.createFromStream(getActivity().getAssets().open("pdf/qrcode.png"), null); Drawable badge = Drawable.createFromStream( getActivity().getAssets().open("pdf/badge_" + Prefs.getLanguage() + ".png"), null); launcher.setBounds(30, 30, 30 + 65, 30 + 65); qr.setBounds(pw - 30 - 65, 30 + 65 + 5, pw - 30, 30 + 65 + 5 + 65); int w = 100; int h = w * badge.getIntrinsicHeight() / badge.getIntrinsicWidth(); badge.setBounds(pw - 30 - w, 30 + (60 / 2 - h / 2), pw - 30, 30 + (60 / 2 - h / 2) + h); Canvas canvas = page.getCanvas(); Paint paint = new Paint(); paint.setARGB(255, 0, 0, 0); paint.setTextSize(10); paint.setTextAlign(Paint.Align.CENTER); canvas.drawText("com.metinkale.prayer", pw - 30 - w / 2, 30 + (60 / 2 - h / 2) + h + 10, paint); launcher.draw(canvas); qr.draw(canvas); badge.draw(canvas); paint.setARGB(255, 61, 184, 230); canvas.drawRect(30, 30 + 60, pw - 30, 30 + 60 + 5, paint); if (mTimes.getSource().resId != 0) { Drawable source = getResources().getDrawable(mTimes.getSource().resId); h = 65; w = h * source.getIntrinsicWidth() / source.getIntrinsicHeight(); source.setBounds(30, 30 + 65 + 5, 30 + w, 30 + 65 + 5 + h); source.draw(canvas); } paint.setARGB(255, 0, 0, 0); paint.setTextSize(40); paint.setTextAlign(Paint.Align.LEFT); canvas.drawText(getText(R.string.appName).toString(), 30 + 65 + 5, 30 + 50, paint); paint.setTextAlign(Paint.Align.CENTER); paint.setFakeBoldText(true); canvas.drawText(mTimes.getName(), pw / 2.0f, 30 + 65 + 50, paint); paint.setTextSize(12); int y = 30 + 65 + 5 + 65 + 30; int p = 30; int cw = (pw - p - p) / 7; canvas.drawText(getString(R.string.date), 30 + (0.5f * cw), y, paint); canvas.drawText(Vakit.IMSAK.getString(), 30 + (1.5f * cw), y, paint); canvas.drawText(Vakit.GUNES.getString(), 30 + (2.5f * cw), y, paint); canvas.drawText(Vakit.OGLE.getString(), 30 + (3.5f * cw), y, paint); canvas.drawText(Vakit.IKINDI.getString(), 30 + (4.5f * cw), y, paint); canvas.drawText(Vakit.AKSAM.getString(), 30 + (5.5f * cw), y, paint); canvas.drawText(Vakit.YATSI.getString(), 30 + (6.5f * cw), y, paint); paint.setFakeBoldText(false); do { y += 20; canvas.drawText((from.toString("dd.MM.yyyy")), 30 + (0.5f * cw), y, paint); canvas.drawText((mTimes.getTime(from, 0)), 30 + (1.5f * cw), y, paint); canvas.drawText((mTimes.getTime(from, 1)), 30 + (2.5f * cw), y, paint); canvas.drawText((mTimes.getTime(from, 2)), 30 + (3.5f * cw), y, paint); canvas.drawText((mTimes.getTime(from, 3)), 30 + (4.5f * cw), y, paint); canvas.drawText((mTimes.getTime(from, 4)), 30 + (5.5f * cw), y, paint); canvas.drawText((mTimes.getTime(from, 5)), 30 + (6.5f * cw), y, paint); } while (!(from = from.plusDays(1)).isAfter(to)); document.finishPage(page); document.writeTo(outputStream); // close the document document.close(); } else { Toast.makeText(getActivity(), R.string.versionNotSupported, Toast.LENGTH_LONG).show(); } } Intent shareIntent = new Intent(); shareIntent.setAction(Intent.ACTION_SEND); shareIntent.setType(csvpdf == 0 ? "text/csv" : "application/pdf"); Uri uri = FileProvider.getUriForFile(getActivity(), "com.metinkale.prayer.fileprovider", outputFile); shareIntent.putExtra(Intent.EXTRA_STREAM, uri); startActivity(Intent.createChooser(shareIntent, getResources().getText(R.string.export))); }
From source file:im.neon.util.VectorUtils.java
/** * Create an avatar bitmap from a text./*w ww .java 2 s. c om*/ * * @param backgroundColor the background color. * @param text the text to display. * @param pixelsSide the avatar side in pixels * @return the generated bitmap */ private static Bitmap createAvatar(int backgroundColor, String text, int pixelsSide) { android.graphics.Bitmap.Config bitmapConfig = android.graphics.Bitmap.Config.ARGB_8888; Bitmap bitmap = Bitmap.createBitmap(pixelsSide, pixelsSide, bitmapConfig); Canvas canvas = new Canvas(bitmap); canvas.drawColor(backgroundColor); // prepare the text drawing Paint textPaint = new Paint(); textPaint.setTypeface(Typeface.create(Typeface.DEFAULT, Typeface.BOLD)); textPaint.setColor(Color.WHITE); // the text size is proportional to the avatar size. // by default, the avatar size is 42dp, the text size is 28 dp (not sp because it has to be fixed). textPaint.setTextSize(pixelsSide * 2 / 3); // get its size Rect textBounds = new Rect(); textPaint.getTextBounds(text, 0, text.length(), textBounds); // draw the text in center canvas.drawText(text, (canvas.getWidth() - textBounds.width() - textBounds.left) / 2, (canvas.getHeight() + textBounds.height() - textBounds.bottom) / 2, textPaint); // Return the avatar return bitmap; }
From source file:iSoron.HistoryChart.java
private void drawColumnHeader(Canvas canvas, RectF location, GregorianCalendar date) { String month = dfMonth.format(date.getTime()); String year = dfYear.format(date.getTime()); String text = null;//from w ww. j a v a 2 s .c o m if (!month.equals(previousMonth)) text = previousMonth = month; else if (!year.equals(previousYear)) text = previousYear = year; if (text != null) { canvas.drawText(text, location.left + headerOverflow, location.bottom - headerTextOffset, pTextHeader); headerOverflow += pTextHeader.measureText(text) + columnWidth * 0.2f; } headerOverflow = Math.max(0, headerOverflow - columnWidth); }
From source file:app.android.datetimepicker.date.SimpleMonthView.java
private void drawMonthTitle(Canvas canvas) { int x = (mWidth + 2 * mPadding) / 2; int y = (MONTH_HEADER_SIZE - MONTH_DAY_LABEL_TEXT_SIZE) / 2 + (MONTH_LABEL_TEXT_SIZE / 3); canvas.drawText(getMonthAndYearString(), x, y, mMonthTitlePaint); }
From source file:org.cicadasong.samples.tubestatus.TubeStatus.java
protected void onDraw(Canvas canvas) { Paint paint = new Paint(); paint.setTextAlign(Paint.Align.CENTER); paint.setTypeface(Typeface.DEFAULT_BOLD); // We've centered the output vertically, so it works with the reduced canvas height in // widget mode. int y = canvas.getHeight() / 2; int x = canvas.getWidth() / 2; paint.setTypeface(Typeface.DEFAULT); paint.setTextSize(11);// ww w.j a va 2s . c o m canvas.drawText(TubeLine.allLines.get(selectionIndex).name, x, y - paint.descent() - 1, paint); paint.setTextSize(11); // TODO dynamically adjust font size depending on length of status string? canvas.drawText(status, x, y + (int) -paint.ascent() + 1, paint); }