Example usage for android.graphics Canvas Canvas

Introduction

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

Prototype

@UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.P, trackingBug = 115609023)
public Canvas(long nativeCanvas)

Source Link

Usage

From source file:com.kabootar.GlassMemeGenerator.ImageOverlay.java

public static void main(String[] args) throws InterruptedException {

    try {/*from  ww  w  .  j  a  va2  s . c  o m*/
        if (new File(CAPTION_FILE).exists()) {
            new File(CAPTION_FILE).delete();
        }
        Bitmap image = BitmapFactory.decodeFile(INPUT_IMAGE);
        Canvas graphics = new Canvas(image);
        String captionTop = TOP_TEXT;
        String captionBottom = BOTTOM_TEXT;
        drawStringCentered(graphics, captionTop, image, true, null);
        drawStringCentered(graphics, captionBottom, image, false, null);

        //ImageIO.write(image, "png", new File(CAPTION_FILE));
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:Main.java

public static void drawCross(Bitmap bm, int x, int y) {
    Canvas c = new Canvas(bm);
    Paint p = new Paint();
    p.setColor(0xffff0000);/*w w w.jav a  2s  . co m*/
    c.drawLine(x - 4, y, x + 4, y, p);
    c.drawLine(x, y - 4, x, y + 4, p);
}

From source file:Main.java

public static Bitmap overlay(Bitmap b, int x, int y) {
    Bitmap empty = Bitmap.createBitmap(x, y, Bitmap.Config.ARGB_4444);
    Canvas cv = new Canvas(empty);
    cv.drawBitmap(b, 0, 0, null);/*  w ww. j  a v a  2s  .  c om*/
    cv.save();
    return empty;
}

From source file:Main.java

public static Bitmap convertToAlphaMask(Bitmap b) {
    Bitmap a = Bitmap.createBitmap(b.getWidth(), b.getHeight(), Bitmap.Config.ALPHA_8);
    Canvas c = new Canvas(a);
    c.drawBitmap(b, 0.0f, 0.0f, null);/*  ww w.  ja v  a2  s. c  om*/
    return a;
}

From source file:Main.java

public static Canvas createFilterCanvas(Bitmap bitmap) {
    Canvas canvas = new Canvas(bitmap);
    canvas.setDrawFilter(new PaintFlagsDrawFilter(0, 7));
    return canvas;
}

From source file:Main.java

private static Bitmap getScreenshot(View v) {
    Bitmap b = Bitmap.createBitmap(v.getWidth(), v.getHeight(), Bitmap.Config.ARGB_8888);
    Canvas c = new Canvas(b);
    v.draw(c);//from  w w  w .  j  a v a2  s. co m
    return b;
}

From source file:Main.java

public static Bitmap createBitmap(View v) {
    Bitmap bitmap = Bitmap.createBitmap(v.getWidth(), v.getHeight(), Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(bitmap);
    v.draw(canvas);/*from   w w  w. j av a 2  s .  c  o  m*/
    return bitmap;
}

From source file:Main.java

public static Bitmap captureView(View view, int j, int k) {
    Bitmap bitmap = Bitmap.createBitmap(j, k, android.graphics.Bitmap.Config.ARGB_8888);
    view.draw(new Canvas(bitmap));
    return bitmap;
}

From source file:Main.java

public static Bitmap createViewBitmap(View v) {
    Bitmap bitmap = Bitmap.createBitmap(v.getWidth(), v.getHeight(), Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(bitmap);
    v.draw(canvas);/*from w w  w.  j  av  a 2  s  .  co m*/
    return bitmap;
}

From source file:Main.java

public static Bitmap viewToBitmap(View view) {
    Bitmap bitmap = Bitmap.createBitmap(view.getWidth(), view.getHeight(), Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(bitmap);
    view.draw(canvas);/* w w w.  j  av a2s.  co  m*/
    return bitmap;
}