Example usage for android.graphics Paint Paint

List of usage examples for android.graphics Paint Paint

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Introduction

In this page you can find the example usage for android.graphics Paint Paint.

Prototype

public Paint()

Source Link

Document

Create a new paint with default settings.

Usage

From source file:Main.java

public static Bitmap roundCorners(final Bitmap bitmap, final int radiusX, final int radiusY) {
    int width = bitmap.getWidth();
    int height = bitmap.getHeight();

    Paint paint = new Paint();
    paint.setAntiAlias(true);//from  ww w .  j a  va2  s . c o  m
    paint.setColor(Color.WHITE);

    Bitmap clipped = Bitmap.createBitmap(width, height, Config.ARGB_8888);
    Canvas canvas = new Canvas(clipped);
    canvas.drawRoundRect(new RectF(0, 0, width, height), radiusX, radiusY, paint);
    paint.setXfermode(new PorterDuffXfermode(Mode.DST_IN));

    Bitmap rounded = Bitmap.createBitmap(width, height, Config.ARGB_8888);
    canvas = new Canvas(rounded);
    canvas.drawBitmap(bitmap, 0, 0, null);
    canvas.drawBitmap(clipped, 0, 0, paint);

    return rounded;
}

From source file:Main.java

public static Bitmap circleBitmap(Bitmap source, boolean recycle) {
    if (source == null) {
        return null;
    }// w w  w  .j  a  v  a 2s. c o m

    // Create custom bitmap
    Bitmap output = Bitmap.createBitmap(source.getWidth(), source.getHeight(), Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(output);

    // Compute sizes
    final int color = Color.RED;
    final Paint paint = new Paint();
    final Rect rect = new Rect(0, 0, source.getWidth(), source.getHeight());
    final RectF rectF = new RectF(rect);

    paint.setAntiAlias(true);
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(color);
    canvas.drawOval(rectF, paint);

    paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
    canvas.drawBitmap(source, rect, rect, paint);

    if (recycle) {
        source.recycle();
    }

    return output;
}

From source file:Main.java

/**
 * Create a rounded corner bitmap from current bitmap
 *
 * @param bitmap/*w  w w  . j a va2 s . com*/
 * @return
 */
public static Bitmap getRoundedCornerBitmap(Bitmap bitmap) {
    try {
        Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Config.ARGB_8888);
        Canvas canvas = new Canvas(output);
        final Paint paint = new Paint();
        final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
        final RectF rectF = new RectF(new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight()));
        final float roundPx = 50;
        paint.setAntiAlias(true);
        canvas.drawARGB(0, 0, 0, 0);
        paint.setColor(Color.BLACK);
        canvas.drawRoundRect(rectF, roundPx, roundPx, paint);
        paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));

        final Rect src = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());

        canvas.drawBitmap(bitmap, src, rect, paint);
        return output;
    } catch (Exception e) {
        return bitmap;
    }
}

From source file:Main.java

public static Bitmap getRoundedCornerBitmap(Bitmap bitmap, int backgroundColor, int borderColor) {
    Bitmap output = Bitmap.createBitmap(bitmap.getWidth() + 12, bitmap.getHeight() + 12,
            Bitmap.Config.ARGB_8888);//w w  w. j a  v  a2  s.c o  m

    Canvas canvas = new Canvas(output);
    //canvas.drawARGB(Color.alpha(backgroundColor), Color.red(backgroundColor), Color.green(backgroundColor), Color.blue(backgroundColor));

    Paint borderPaint = new Paint();
    borderPaint.setAntiAlias(true);
    borderPaint.setColor(borderColor);
    borderPaint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_OVER));
    borderPaint.setShadowLayer(2.0f, 0.0f, 2.0f, Color.BLACK);

    int centerWidth = output.getWidth() / 2;
    int centerHeight = output.getHeight() / 2;
    canvas.drawCircle(centerWidth, centerHeight, ((centerWidth + centerHeight) / 2) - 4, borderPaint);

    Paint paint = new Paint();
    paint.setAntiAlias(true);

    Rect rectS = new Rect(0, 0, output.getWidth() - 12, output.getHeight() - 12);
    Rect rectD = new Rect(0, 0, output.getWidth(), output.getHeight());

    paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_ATOP));
    canvas.drawBitmap(bitmap, rectS, rectD, paint);

    return output;
}

From source file:Main.java

/**
 * ATTENTION: DON'T USE THIS METHOD BECAUSE IT HAS BAD PERFORMANCES.
 *
 * @param source The original Bitmap.// www  . ja  va  2s .  co  m
 * @param color  Color to overlay.
 * @return the result image.
 */
@Deprecated
private static Bitmap overlayColor(Bitmap source, int color) {
    Bitmap newBitmap = Bitmap.createBitmap(source, 0, 0, source.getWidth(), source.getHeight());
    Bitmap mutableBitmap = newBitmap.copy(Bitmap.Config.ARGB_8888, true);
    Canvas canvas = new Canvas(mutableBitmap);
    Paint paint = new Paint();
    paint.setAntiAlias(true);
    ColorFilter filter = new LightingColorFilter(color, 1);
    paint.setColorFilter(filter);
    canvas.drawBitmap(mutableBitmap, 0, 0, paint);
    return mutableBitmap;
}

From source file:Main.java

public static int getTextHeightByBounds(String text, float textSize) {
    Paint paint = new Paint();
    Rect bounds = new Rect();
    paint.setTextSize(textSize);//from   w  w w.  java  2  s  .c  o m
    paint.getTextBounds(text, 0, text.length(), bounds);
    return bounds.height();
}

From source file:Main.java

public static Bitmap getCircleBitmap(Context context, Bitmap src, float radius) {
    radius = dipTopx(context, radius);/* www.  j  av  a 2s.  c om*/
    int w = src.getWidth();
    int h = src.getHeight();
    int canvasW = Math.round(radius * 2);
    Bitmap bitmap = Bitmap.createBitmap(canvasW, canvasW, Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(bitmap);

    Path path = new Path();
    path.addCircle(radius, radius, radius, Path.Direction.CW);
    canvas.clipPath(path);

    Paint paint = new Paint();
    paint.setAntiAlias(true);

    Rect srcRect = new Rect(0, 0, w, h);
    Rect dstRect = new Rect(0, 0, canvasW, canvasW);

    canvas.drawBitmap(src, srcRect, dstRect, paint);

    return bitmap;
}

From source file:Main.java

public static Bitmap getCroppedBitmap(Bitmap bmp, int radius) {

    Bitmap sbmp;/*from www . ja  v  a 2s.c  o  m*/
    if (bmp.getWidth() != radius || bmp.getHeight() != radius)
        sbmp = Bitmap.createScaledBitmap(bmp, radius, radius, false);
    else
        sbmp = bmp;
    Bitmap output = Bitmap.createBitmap(sbmp.getWidth(), sbmp.getHeight(), Config.ARGB_8888);
    Canvas canvas = new Canvas(output);
    //final int color = 0xffa19774;
    final Paint paint = new Paint();
    final Rect rect = new Rect(0, 0, sbmp.getWidth(), sbmp.getHeight());
    paint.setAntiAlias(true);
    paint.setFilterBitmap(true);
    paint.setDither(true);
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(Color.parseColor("#BAB399"));
    canvas.drawCircle(sbmp.getWidth() / 2 + 0.7f, sbmp.getHeight() / 2 + 0.7f, sbmp.getWidth() / 2 + 0.1f,
            paint);
    paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
    canvas.drawBitmap(sbmp, rect, rect, paint);
    return output;
}

From source file:Main.java

/**
 * Gets the bitmap with rounded corners//from w  w  w .  j a  va  2s  .  co  m
 *
 * @param bitmap Bitmap for processing
 * @param pixels Picture diameter in pixels
 * @return Rounded picture
 */
public static Bitmap getRoundedCornerBitmap(Bitmap bitmap, int pixels) {
    Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(output);

    final int color = 0xff424242;
    final Paint paint = new Paint();
    final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
    final RectF rectF = new RectF(rect);
    final float roundPx = pixels;

    paint.setAntiAlias(true);
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(color);
    canvas.drawRoundRect(rectF, roundPx, roundPx, paint);

    paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
    canvas.drawBitmap(bitmap, rect, rect, paint);

    return output;
}

From source file:Main.java

public static Bitmap toGrayscale(Bitmap bmpOriginal) {
    int width, height;
    height = bmpOriginal.getHeight();/*  w  w w .  j  a v  a2 s.co m*/
    width = bmpOriginal.getWidth();

    Bitmap bmpGrayscale = Bitmap.createBitmap(width, height, Bitmap.Config.RGB_565);
    Canvas c = new Canvas(bmpGrayscale);
    Paint paint = new Paint();
    ColorMatrix cm = new ColorMatrix();
    cm.setSaturation(0);
    ColorMatrixColorFilter f = new ColorMatrixColorFilter(cm);
    paint.setColorFilter(f);
    c.drawBitmap(bmpOriginal, 0, 0, paint);
    return bmpGrayscale;
}