Example usage for android.graphics Paint Paint

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 final Bitmap grey(Bitmap bitmap) {
    int width = bitmap.getWidth();
    int height = bitmap.getHeight();
    Bitmap greyBitmap = Bitmap.createBitmap(width, height, Config.ARGB_8888);
    Canvas canvas = new Canvas(greyBitmap);
    Paint paint = new Paint();
    ColorMatrix colorMatrix = new ColorMatrix();
    colorMatrix.setSaturation(0);/*from  w  w w  .ja  v  a 2 s  .  c om*/
    ColorMatrixColorFilter colorMatrixFilter = new ColorMatrixColorFilter(colorMatrix);
    paint.setColorFilter(colorMatrixFilter);
    canvas.drawBitmap(bitmap, 0, 0, paint);
    return greyBitmap;
}

From source file:Main.java

public static Bitmap toRoundCorner(Bitmap bitmap) {
    int height = bitmap.getHeight();
    int width = bitmap.getHeight();
    Bitmap output = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);

    Canvas canvas = new Canvas(output);

    final Paint paint = new Paint();
    final Rect rect = new Rect(0, 0, width, height);

    paint.setAntiAlias(true);/*w w  w.  j  a v  a2 s. c  o  m*/
    canvas.drawARGB(0, 0, 0, 0);
    //paint.setColor(0xff424242);
    paint.setColor(Color.TRANSPARENT);
    canvas.drawCircle(width / 2, height / 2, width / 2, 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 transferMode(Bitmap src, Bitmap mask, Xfermode xfermode) {
    final int width = mask.getWidth();
    final int height = mask.getHeight();
    final Bitmap dst = Bitmap.createBitmap(width, height, Config.ARGB_8888);
    final Canvas canvas = new Canvas(dst);
    final Paint paint = new Paint();
    paint.setAntiAlias(true);/*from w w w.  j a  va2  s .c o m*/

    final int srcWidth = src.getWidth();
    final int srcHeight = src.getHeight();

    canvas.save();

    // Scale down the image first if required.
    if ((width < srcWidth) || (height < srcHeight)) {
        float radioX = (float) width / srcWidth;
        float radioY = (float) height / srcHeight;
        float radio = 1f;
        float dx = 0f;
        float dy = 0f;

        if (radioX > radioY) {
            radio = radioX;
            dy = (height / radioX - srcHeight) / 2.0f;
        } else {
            radio = radioY;
            dx = (width / radioX - srcWidth) / 2.0f;
        }

        canvas.scale(radio, radio);
        canvas.translate(dx, dy);
    }
    canvas.drawBitmap(src, 0, 0, paint);
    canvas.restore();

    if (xfermode != null) {
        paint.setXfermode(xfermode);
        canvas.drawBitmap(mask, 0, 0, paint);
    }

    return dst;
}

From source file:Main.java

public static Bitmap getRoundedCornerBitmap(Bitmap bitmap) {
    Bitmap bitmap1 = null;/*from www. ja v  a 2s . com*/
    if (bitmap != null) {
        bitmap1 = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(),
                android.graphics.Bitmap.Config.ARGB_8888);
        Canvas canvas = new Canvas(bitmap1);
        Paint paint = new Paint();
        Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
        RectF rectf = new RectF(rect);
        paint.setAntiAlias(true);
        canvas.drawARGB(0, 0, 0, 0);
        paint.setColor(0xffff0000);
        canvas.drawRoundRect(rectf, 15F, 15F, paint);
        paint.setXfermode(new PorterDuffXfermode(android.graphics.PorterDuff.Mode.SRC_IN));
        canvas.drawBitmap(bitmap, rect, rect, paint);
        bitmap.recycle();
    }
    return bitmap1;
}

From source file:Main.java

public static Bitmap toRoundCorner(Bitmap bitmap, int pixels) {
    Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Config.ARGB_8888);
    Canvas canvas = new Canvas(output);
    final int color = 0xffffffff;
    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);/*from  w  ww  .  j  a  v a2 s  .  c  om*/
    canvas.drawARGB(0, 255, 255, 255);
    paint.setColor(color);
    canvas.drawRoundRect(rectF, roundPx, roundPx, paint);
    paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
    canvas.drawBitmap(bitmap, rect, rect, paint);
    bitmap.recycle();
    return output;
}

From source file:Main.java

public static Bitmap changeBitmapColor(@NonNull Bitmap sourceBitmap, @IntegerRes int color) {

    Bitmap resultBitmap = Bitmap.createBitmap(sourceBitmap, 0, 0, sourceBitmap.getWidth() - 1,
            sourceBitmap.getHeight() - 1);
    Paint p = new Paint();
    ColorFilter filter = new LightingColorFilter(color, 1);
    p.setColorFilter(filter);/*from w w  w  . j a  v  a  2  s  .  c o  m*/

    Canvas canvas = new Canvas(resultBitmap);
    canvas.drawBitmap(resultBitmap, 0, 0, p);
    return resultBitmap;
}

From source file:Main.java

public static Bitmap setContrast(Bitmap srcBitmap, float contrast) {
    Bitmap bitmap = Bitmap.createBitmap(srcBitmap);
    ColorMatrix cm = new ColorMatrix(
            new float[] { contrast, 0, 0, 0, 0, 0, contrast, 0, 0, 0, 0, 0, contrast, 0, 0, 0, 0, 0, 1, 0 });
    cm.setSaturation(contrast);/*from www . j  a  v  a2  s .co  m*/
    Paint paint = new Paint();
    paint.setColorFilter(new ColorMatrixColorFilter(cm));
    Canvas canvas = new Canvas(bitmap);
    canvas.drawBitmap(srcBitmap, 0, 0, paint);
    return bitmap;
}

From source file:Main.java

public static Bitmap getRoundedCornerBitmap(Bitmap bitmap) {
    Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), 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 = bitmap.getWidth() / 2;

    paint.setAntiAlias(true);/* w  w  w .j a v a  2  s.  com*/
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(color);
    canvas.drawRoundRect(rectF, roundPx, roundPx, paint);

    paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
    canvas.drawBitmap(bitmap, rect, rect, paint);
    return output;
}

From source file:Main.java

public static Bitmap int2Icon(Context context, int i) {
    Bitmap bitmap = BitmapFactory.decodeResource(context.getResources(), 0x7f020047);
    Bitmap bitmap1 = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(),
            android.graphics.Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(bitmap1);
    Paint paint = new Paint();
    paint.setDither(true);//from   w  w w. jav a 2s  .  c  o  m
    paint.setFilterBitmap(true);
    canvas.drawBitmap(bitmap, 0.0F, 0.0F, paint);
    bitmap.recycle();
    Paint paint1 = new Paint(257);
    paint1.setColor(-1);
    paint1.setTypeface(Typeface.DEFAULT_BOLD);
    paint1.setTextAlign(android.graphics.Paint.Align.CENTER);
    canvas.drawText(String.valueOf(i), bitmap.getWidth() / 2, 3 + bitmap.getHeight() / 2, paint1);
    return bitmap1;
}

From source file:Main.java

public static Bitmap getRoundedCornerBitmap(Bitmap srcBitmap, float radius) {
    Bitmap resultBitmap = Bitmap.createBitmap(srcBitmap.getWidth(), srcBitmap.getHeight(),
            Bitmap.Config.ARGB_8888);/*from  w w w.jav  a  2s.c  o m*/
    Canvas canvas = new Canvas(resultBitmap);
    Paint paint = new Paint();
    Rect rect = new Rect(0, 0, srcBitmap.getWidth(), srcBitmap.getHeight());
    RectF rectF = new RectF(rect);
    paint.setAntiAlias(true);
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(0xBDBDBE);
    canvas.drawRoundRect(rectF, radius, radius, paint);
    paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
    canvas.drawBitmap(srcBitmap, rect, rect, paint);
    return resultBitmap;
}