List of usage examples for android.graphics Paint descent
public float descent()
From source file:Main.java
public static float getTextHeight(Paint textPaint) { return -textPaint.ascent() - textPaint.descent(); }
From source file:Main.java
public static void drawMultiline(Canvas canvas, String str, int x, int y, Paint paint) { for (String line : str.split("\n")) { canvas.drawText(line, x, y, paint); y += -paint.ascent() + paint.descent(); }//w w w . j a va 2 s.c om }
From source file:Main.java
public static Bitmap text2Bitmap(String text, int color, float size) { if (TextUtils.isEmpty(text)) { return null; }/*from w w w.ja v a 2s . c o m*/ Paint paint = new TextPaint(Paint.ANTI_ALIAS_FLAG); paint.setTextSize(size); paint.setColor(color); paint.setTextAlign(Paint.Align.LEFT); float baseline = -paint.ascent(); int width = (int) (paint.measureText(text) + 0.5f); int height = (int) (baseline + paint.descent() + 0.5f); Bitmap image = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888); Canvas canvas = new Canvas(image); canvas.drawText(text, 0, baseline, paint); return image; }
From source file:Main.java
public static BitmapDrawable writeOnDrawable(Activity actv, Resources res, int drawableId, String text, int textSize) { Bitmap bm = BitmapFactory.decodeResource(res, drawableId).copy(Bitmap.Config.ARGB_8888, true); DisplayMetrics dm = new DisplayMetrics(); actv.getWindowManager().getDefaultDisplay().getMetrics(dm); int pixelSize = (int) ((textSize * dm.scaledDensity)); if (text.length() > 2) { pixelSize = (int) ((textSize * dm.scaledDensity) * (0.5 - (text.length() / 10))); }//from ww w . j a va 2 s . co m Paint paint = new Paint(); paint.setStyle(Style.FILL); paint.setColor(Color.WHITE); paint.setTextSize(pixelSize); paint.setTextAlign(Paint.Align.CENTER); // float adjust = paint.measureText(text); Canvas canvas = new Canvas(bm); int xPos = (int) ((bm.getWidth() / 2)); int yPos = (int) ((bm.getHeight() / 2) - ((paint.descent() + paint.ascent()) / 2)); canvas.drawText(text, xPos, yPos, paint); return new BitmapDrawable(res, bm); }
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);/*from ww w . j a va2 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:com.metinkale.prayerapp.vakit.WidgetService.java
private static Bitmap getIconFromMinutes(long left) { String text = left + ""; Resources r = App.getContext().getResources(); int px = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 32, r.getDisplayMetrics()); Bitmap b = Bitmap.createBitmap(px, px, Bitmap.Config.ARGB_4444); Canvas c = new Canvas(b); Paint paint = new Paint(); final float testTextSize = 48f; paint.setTextSize(testTextSize);//from ww w . j a v a2 s. c o m Rect bounds = new Rect(); paint.getTextBounds(text.length() == 1 ? "0" + text : text, 0, text.length() == 1 ? 2 : text.length(), bounds); float desiredTextSize = testTextSize * (px * 0.9f) / bounds.width(); paint.setTextSize(desiredTextSize); paint.setColor(0xFFFFFFFF); paint.setTextAlign(Paint.Align.CENTER); int yPos = (int) ((c.getHeight() / 2) - ((paint.descent() + paint.ascent()) / 2)); c.drawText(text, px / 2, yPos, paint); c.drawText(text, px / 2, yPos, paint); return b; }
From source file:eu.iescities.pilot.rovereto.roveretoexplorer.map.MapManager.java
private static Bitmap writeOnStoryMarker(Context mContext, int drawableId, String text) { float scale = mContext.getResources().getDisplayMetrics().density; Bitmap bitmap = BitmapFactory.decodeResource(mContext.getResources(), drawableId) .copy(Bitmap.Config.ARGB_8888, true); Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG); paint.setTextAlign(Align.CENTER);/*from w w w .j ava2s. c om*/ paint.setTextSize(scale * 14); paint.setAntiAlias(true); paint.setARGB(255, 255, 255, 255); Canvas canvas = new Canvas(bitmap); Rect bounds = new Rect(); paint.getTextBounds(text, 0, text.length(), bounds); float x = bitmap.getWidth() / 2; float y = bitmap.getHeight() / 2 - ((paint.descent() + paint.ascent()) / 2); canvas.drawText(text, x, y, paint); return bitmap; }
From source file:de.mrapp.android.util.BitmapUtil.java
/** * Creates and returns a bitmap from a specific text. The text is centered. * * @param context/* w w w . j a va2s . com*/ * The context, which should be used, as an instance of the class {@link Context}. The * context may not be null * @param width * The width of the bitmap, which should be created, in pixels as an {@link Integer} * value * @param height * The height of the bitmap, which should be created, in pixels as an {@link Integer} * value * @param backgroundColor * The background color of the bitmap, which should be created, as an {@link Integer} * value * @param text * The text, the bitmap should be created from, as an instance of the type {@link * CharSequence}. The text may neither be null, nor empty * @param textSize * The text size, which should be used, in sp as an {@link Integer} value * @param textColor * The text color, which should be used, as an {@link Integer} value The color of the * text * @param typeface * The typeface, which should be used, as a value of the enum {@link Typeface} or null, * if the default typeface should be used * @return The bitmap, which has been created, as an instance of the class {@link Bitmap} */ public static Bitmap textToBitmap(@NonNull final Context context, final int width, final int height, @ColorInt final int backgroundColor, @NonNull final CharSequence text, final float textSize, @ColorInt final int textColor, @Nullable final Typeface typeface) { ensureNotNull(context, "The context may not be null"); ensureNotNull(text, "The text may not be null"); ensureNotEmpty(text, "The text may not be empty"); ensureAtLeast(textSize, 1, "The text size must be at least 1"); Bitmap bitmap = colorToBitmap(width, height, backgroundColor); Canvas canvas = new Canvas(bitmap); Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG); paint.setColor(textColor); paint.setTextSize(textSize * getDensity(context)); paint.setTextAlign(Align.CENTER); if (typeface != null) { paint.setTypeface(typeface); } int x = bitmap.getWidth() / 2; int y = (int) ((bitmap.getHeight() / 2) - ((paint.descent() + paint.ascent()) / 2)); canvas.drawText(text.toString(), x, y, paint); return bitmap; }
From source file:com.github.kubatatami.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);/* w ww .j a va2 s .com*/ canvas.drawText(text, bounds.left, bounds.top - paint.ascent(), paint); }
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);//from ww w .ja va2s .c o m canvas.drawText(text, bounds.left, bounds.top - paint.ascent(), paint); }