Example usage for android.graphics Paint setColor

List of usage examples for android.graphics Paint setColor

  1. HOME
  2. Java
  3. android
  4. android.graphics.*
  5. Paint
  6. setColor

Introduction

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

Prototype

public void setColor(@ColorInt int color)

Source Link

Document

Set the paint's color.

Usage

From source file:com.silentcircle.contacts.list.ShortcutIntentBuilder.java

/**
 * Generates a phone number shortcut icon. Adds an overlay describing the type of the phone
 * number, and if there is a photo also adds the call action icon.
 *///from www  . j  a v  a2  s.  co m
private Bitmap generatePhoneNumberIcon(Drawable photo, int phoneType, String phoneLabel, int actionResId) {
    final Resources r = mContext.getResources();
    final float density = r.getDisplayMetrics().density;

    Bitmap phoneIcon = ((BitmapDrawable) r.getDrawableForDensity(actionResId, mIconDensity)).getBitmap();

    Bitmap icon = generateQuickContactIcon(photo);
    Canvas canvas = new Canvas(icon);

    // Copy in the photo
    Paint photoPaint = new Paint();
    photoPaint.setDither(true);
    photoPaint.setFilterBitmap(true);
    Rect dst = new Rect(0, 0, mIconSize, mIconSize);

    // Create an overlay for the phone number type
    CharSequence overlay = Phone.getTypeLabel(r, phoneType, phoneLabel);

    if (overlay != null) {
        TextPaint textPaint = new TextPaint(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG);
        textPaint.setTextSize(r.getDimension(R.dimen.shortcut_overlay_text_size));
        textPaint.setColor(ContextCompat.getColor(mContext, R.color.textColorIconOverlay));
        textPaint.setShadowLayer(4f, 0, 2f,
                ContextCompat.getColor(mContext, R.color.textColorIconOverlayShadow));

        final FontMetricsInt fmi = textPaint.getFontMetricsInt();

        // First fill in a darker background around the text to be drawn
        final Paint workPaint = new Paint();
        workPaint.setColor(mOverlayTextBackgroundColor);
        workPaint.setStyle(Paint.Style.FILL);
        final int textPadding = r.getDimensionPixelOffset(R.dimen.shortcut_overlay_text_background_padding);
        final int textBandHeight = (fmi.descent - fmi.ascent) + textPadding * 2;
        dst.set(0, mIconSize - textBandHeight, mIconSize, mIconSize);
        canvas.drawRect(dst, workPaint);

        overlay = TextUtils.ellipsize(overlay, textPaint, mIconSize, TruncateAt.END);
        final float textWidth = textPaint.measureText(overlay, 0, overlay.length());
        canvas.drawText(overlay, 0, overlay.length(), (mIconSize - textWidth) / 2,
                mIconSize - fmi.descent - textPadding, textPaint);
    }

    // Draw the phone action icon as an overlay
    Rect src = new Rect(0, 0, phoneIcon.getWidth(), phoneIcon.getHeight());
    int iconWidth = icon.getWidth();
    dst.set(iconWidth - ((int) (20 * density)), -1, iconWidth, ((int) (19 * density)));
    canvas.drawBitmap(phoneIcon, src, dst, photoPaint);

    canvas.setBitmap(null);

    return icon;
}

From source file:com.android.contacts.common.list.ShortcutIntentBuilder.java

/**
 * Generates a phone number shortcut icon. Adds an overlay describing the type of the phone
 * number, and if there is a photo also adds the call action icon.
 *///  w  w  w .  ja  v  a2 s  . c o m
private Bitmap generatePhoneNumberIcon(Drawable photo, int phoneType, String phoneLabel, int actionResId) {
    final Resources r = mContext.getResources();
    final float density = r.getDisplayMetrics().density;

    Bitmap phoneIcon = ((BitmapDrawable) r.getDrawableForDensity(actionResId, mIconDensity)).getBitmap();

    Bitmap icon = generateQuickContactIcon(photo);
    Canvas canvas = new Canvas(icon);

    // Copy in the photo
    Paint photoPaint = new Paint();
    photoPaint.setDither(true);
    photoPaint.setFilterBitmap(true);
    Rect dst = new Rect(0, 0, mIconSize, mIconSize);

    // Create an overlay for the phone number type
    CharSequence overlay = Phone.getTypeLabel(r, phoneType, phoneLabel);

    if (overlay != null) {
        TextPaint textPaint = new TextPaint(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG);
        textPaint.setTextSize(r.getDimension(R.dimen.shortcut_overlay_text_size));
        textPaint.setColor(r.getColor(R.color.textColorIconOverlay));
        textPaint.setShadowLayer(4f, 0, 2f, r.getColor(R.color.textColorIconOverlayShadow));

        final FontMetricsInt fmi = textPaint.getFontMetricsInt();

        // First fill in a darker background around the text to be drawn
        final Paint workPaint = new Paint();
        workPaint.setColor(mOverlayTextBackgroundColor);
        workPaint.setStyle(Paint.Style.FILL);
        final int textPadding = r.getDimensionPixelOffset(R.dimen.shortcut_overlay_text_background_padding);
        final int textBandHeight = (fmi.descent - fmi.ascent) + textPadding * 2;
        dst.set(0, mIconSize - textBandHeight, mIconSize, mIconSize);
        canvas.drawRect(dst, workPaint);

        overlay = TextUtils.ellipsize(overlay, textPaint, mIconSize, TruncateAt.END);
        final float textWidth = textPaint.measureText(overlay, 0, overlay.length());
        canvas.drawText(overlay, 0, overlay.length(), (mIconSize - textWidth) / 2,
                mIconSize - fmi.descent - textPadding, textPaint);
    }

    // Draw the phone action icon as an overlay
    Rect src = new Rect(0, 0, phoneIcon.getWidth(), phoneIcon.getHeight());
    int iconWidth = icon.getWidth();
    dst.set(iconWidth - ((int) (20 * density)), -1, iconWidth, ((int) (19 * density)));
    canvas.drawBitmap(phoneIcon, src, dst, photoPaint);

    canvas.setBitmap(null);

    return icon;
}

From source file:tw.jwzhuang.ipcamviewer.devices.CaptureActivity.java

/**
 * Superimpose a line for 1D or dots for 2D to highlight the key features of
 * the barcode.//www  .  ja v a  2s. c  o m
 * 
 * @param barcode
 *            A bitmap of the captured image.
 * @param rawResult
 *            The decoded results which contains the points to draw.
 */
private void drawResultPoints(Bitmap barcode, Result rawResult) {
    ResultPoint[] points = rawResult.getResultPoints();
    if (points != null && points.length > 0) {
        Canvas canvas = new Canvas(barcode);
        Paint paint = new Paint();
        paint.setColor(getResources().getColor(R.color.result_image_border));
        paint.setStrokeWidth(3.0f);
        paint.setStyle(Paint.Style.STROKE);
        Rect border = new Rect(2, 2, barcode.getWidth() - 2, barcode.getHeight() - 2);
        canvas.drawRect(border, paint);

        paint.setColor(getResources().getColor(R.color.result_points));
        if (points.length == 2) {
            paint.setStrokeWidth(4.0f);
            drawLine(canvas, paint, points[0], points[1]);
        } else if (points.length == 4 && (rawResult.getBarcodeFormat() == BarcodeFormat.UPC_A
                || rawResult.getBarcodeFormat() == BarcodeFormat.EAN_13)) {
            // Hacky special case -- draw two lines, for the barcode and
            // metadata
            drawLine(canvas, paint, points[0], points[1]);
            drawLine(canvas, paint, points[2], points[3]);
        } else {
            paint.setStrokeWidth(10.0f);
            for (ResultPoint point : points) {
                canvas.drawPoint(point.getX(), point.getY(), paint);
            }
        }
    }
}

From source file:com.concavenp.artistrymuse.fragments.BaseFragment.java

private BitmapImageViewTarget createBitmapImageViewTarget(final ImageView imageView) {

    return new BitmapImageViewTarget(imageView) {
        @Override/* w  w  w .  j  a va  2 s  .  c  o  m*/
        protected void setResource(Bitmap bitmap) {

            int bitmapWidth = bitmap.getWidth();
            int bitmapHeight = bitmap.getHeight();
            int borderWidthHalf = 5;
            int bitmapSquareWidth = Math.min(bitmapWidth, bitmapHeight);
            int newBitmapSquare = bitmapSquareWidth + borderWidthHalf;

            Bitmap roundedBitmap = Bitmap.createBitmap(newBitmapSquare, newBitmapSquare,
                    Bitmap.Config.ARGB_8888);

            // Initialize a new Canvas to draw empty bitmap
            Canvas canvas = new Canvas(roundedBitmap);

            // Calculation to draw bitmap at the circular bitmap center position
            int x = borderWidthHalf + bitmapSquareWidth - bitmapWidth;
            int y = borderWidthHalf + bitmapSquareWidth - bitmapHeight;

            canvas.drawBitmap(bitmap, x, y, null);

            // Initializing a new Paint instance to draw circular border
            Paint borderPaint = new Paint();
            borderPaint.setStyle(Paint.Style.STROKE);
            borderPaint.setStrokeWidth(borderWidthHalf * 2);
            borderPaint.setColor(ResourcesCompat.getColor(getResources(), R.color.myApp_accent_700, null));

            canvas.drawCircle(canvas.getWidth() / 2, canvas.getWidth() / 2, newBitmapSquare / 2, borderPaint);

            RoundedBitmapDrawable circularBitmapDrawable = RoundedBitmapDrawableFactory.create(getResources(),
                    roundedBitmap);
            circularBitmapDrawable.setCircular(true);
            imageView.setImageDrawable(circularBitmapDrawable);

        }
    };
}

From source file:com.clov4r.moboplayer.android.nil.codec.activity.MoboThumbnailTestActivity.java

public Bitmap getRoundedCornerBitmap(Bitmap bitmap, float roundPx) {
    try {/*from   w  w w  .ja  va2 s  .  c  o m*/
        Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Bitmap.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()));
        paint.setAntiAlias(true);
        canvas.drawARGB(0, 0, 0, 0);
        paint.setColor(Color.BLACK);
        canvas.drawRoundRect(rectF, roundPx, roundPx, paint);
        paint.setXfermode(new PorterDuffXfermode(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:com.richtodd.android.quiltdesign.block.Theme.java

private void draw(Canvas canvas, int width, int height) {
    canvas.drawColor(Color.WHITE);

    Paint swatchPaint = new Paint();
    swatchPaint.setStyle(Style.FILL);

    int idx = 0;/* w ww  .  j a v a2 s  .  c  o  m*/
    int left = 0;
    int right = 0;
    for (Swatch swatch : m_swatches) {
        idx += 1;
        left = right;
        right = width * idx / m_swatches.size();

        swatchPaint.setColor(swatch.getColor());
        canvas.drawRect(left, 0, right, height, swatchPaint);
    }
}

From source file:com.longle1.facedetection.MainActivity.java

@Override
protected void onDraw(Canvas canvas) {
    Paint paint = new Paint();
    paint.setColor(Color.GREEN);
    paint.setTextSize(20);//from www. j  a  v  a2 s.c o  m

    String s = "FacePreview - This side up.";
    float textWidth = paint.measureText(s);
    canvas.drawText(s, (getWidth() - textWidth) / 2, 20, paint);

    if (faces != null) {
        paint.setStrokeWidth(5);
        paint.setStyle(Paint.Style.STROKE);
        float scaleX = (float) getWidth() / grayImage.width();
        float scaleY = (float) getHeight() / grayImage.height();
        int total = faces.total();
        for (int i = 0; i < total; i++) {
            CvRect r = new CvRect(cvGetSeqElem(faces, i));
            int x = r.x(), y = r.y(), w = r.width(), h = r.height();
            canvas.drawRect(x * scaleX, y * scaleY, (x + w) * scaleX, (y + h) * scaleY, paint);
        }
    }
}

From source file:com.gruporaido.tasker_library.util.Helper.java

/**
 * @param drawableId/*from w  w  w  .  jav  a2  s  .  c  o  m*/
 * @param text
 * @param textSize
 * @param offsetX
 * @param offsetY
 * @return
 */
public Bitmap drawTextOnDrawable(int drawableId, String text, int textSize, int offsetX, int offsetY) {

    Bitmap bm = BitmapFactory.decodeResource(mContext.getResources(), drawableId).copy(Bitmap.Config.ARGB_8888,
            true);

    Typeface tf = Typeface.create("Helvetica", Typeface.BOLD);

    Paint paint = new Paint();
    paint.setStyle(Paint.Style.FILL);
    paint.setColor(Color.WHITE);
    paint.setTypeface(tf);
    paint.setTextAlign(Paint.Align.CENTER);
    paint.setTextSize(dpToPx(textSize));

    Rect textRect = new Rect();
    paint.getTextBounds(text, 0, text.length(), textRect);

    Canvas canvas = new Canvas(bm);

    //If the text is bigger than the canvas , reduce the font size
    if (textRect.width() >= (canvas.getWidth() - 4)) //the padding on either sides is considered as 4, so as to appropriately fit in the text
        paint.setTextSize(dpToPx(textSize / 2)); //Scaling needs to be used for different dpi's

    //Calculate the positions
    int xPos = (canvas.getWidth() / 2) - 2 + dpToPx(offsetX); //-2 is for regulating the x position offset

    //"- ((paint.descent() + paint.ascent()) / 2)" is the distance from the baseline to the center.
    int yPos = (int) ((canvas.getHeight() / 2) - ((paint.descent() + paint.ascent()) / 2)) + dpToPx(offsetY);

    canvas.drawText(text, xPos, yPos, paint);

    return bm;
}

From source file:com.forrestguice.suntimeswidget.LightMapView.java

/**
 * @param data an instance of SuntimesRiseSetDataset
 *///  w  w  w.  jav a 2 s  .  c  o  m
public void updateViews(SuntimesRiseSetDataset data) {
    this.data = data;
    int w = getWidth();
    int h = getHeight();

    if (mainView != null && w > 0 && h > 0) {
        long bench_start = System.nanoTime();
        Bitmap b = Bitmap.createBitmap(w, h, Bitmap.Config.RGB_565);
        Canvas c = new Canvas(b);
        Paint p = new Paint(Paint.ANTI_ALIAS_FLAG);

        boolean layer_astro, layer_nautical, layer_civil;

        // draw background (night)
        p.setColor(colorNight);
        drawRect(c, p);

        if (data != null) {
            // draw astro twilight
            p.setColor(colorAstro);
            if (!(layer_astro = drawRect(data.dataAstro, c, p))) {
                if (data.dataNautical.hasSunriseTimeToday() || data.dataNautical.hasSunsetTimeToday()) {
                    drawRect(c, p);
                }
            }

            // draw nautical twilight
            p.setColor(colorNautical);
            if (!(layer_nautical = drawRect(data.dataNautical, c, p))) {
                if (data.dataCivil.hasSunriseTimeToday() || data.dataCivil.hasSunsetTimeToday()) {
                    drawRect(c, p);
                }
            }

            // draw civil twilight
            p.setColor(colorCivil);
            if (!(layer_civil = drawRect(data.dataCivil, c, p))) {
                if (data.dataActual.hasSunriseTimeToday() || data.dataActual.hasSunsetTimeToday()) {
                    drawRect(c, p);
                }
            }

            // draw foreground (day)
            p.setColor(colorDay);
            if (!drawRect(data.dataActual, c, p)) {
                boolean noLayers = !layer_astro && !layer_nautical && !layer_civil;
                if (noLayers && data.isDay()) {
                    drawRect(c, p);
                }
            }

            // draw now marker
            drawPoint(data.now(), pointRadius, c, p);
        }

        mainView.setImageBitmap(b);
        lastUpdate = System.currentTimeMillis();
        long bench_end = System.nanoTime();
        Log.d("DEBUG", "lightmap updated in " + ((bench_end - bench_start) / 1000000.0) + "ms :: " + w + "," + h
                + " :: hasView: " + (mainView != null) + " :: hasData " + (data != null));
    }
}

From source file:com.android.contacts.ShortcutIntentBuilder.java

/**
 * Generates a phone number shortcut icon. Adds an overlay describing the type of the phone
 * number, and if there is a photo also adds the call action icon.
 *//*from  www .  j  ava2  s  .  c om*/
private Bitmap generatePhoneNumberIcon(Drawable photo, int phoneType, String phoneLabel, int actionResId) {
    final Resources r = mContext.getResources();
    final float density = r.getDisplayMetrics().density;

    final Drawable phoneDrawable = r.getDrawableForDensity(actionResId, mIconDensity);
    // These icons have the same height and width so either is fine for the size.
    final Bitmap phoneIcon = BitmapUtil.drawableToBitmap(phoneDrawable, phoneDrawable.getIntrinsicHeight());

    Bitmap icon = generateQuickContactIcon(photo);
    Canvas canvas = new Canvas(icon);

    // Copy in the photo
    Paint photoPaint = new Paint();
    photoPaint.setDither(true);
    photoPaint.setFilterBitmap(true);
    Rect dst = new Rect(0, 0, mIconSize, mIconSize);

    // Create an overlay for the phone number type if we're pre-O. O created shortcuts have the
    // app badge which overlaps the type overlay.
    CharSequence overlay = Phone.getTypeLabel(r, phoneType, phoneLabel);
    if (!BuildCompat.isAtLeastO() && overlay != null) {
        TextPaint textPaint = new TextPaint(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG);
        textPaint.setTextSize(r.getDimension(R.dimen.shortcut_overlay_text_size));
        textPaint.setColor(r.getColor(R.color.textColorIconOverlay));
        textPaint.setShadowLayer(4f, 0, 2f, r.getColor(R.color.textColorIconOverlayShadow));

        final FontMetricsInt fmi = textPaint.getFontMetricsInt();

        // First fill in a darker background around the text to be drawn
        final Paint workPaint = new Paint();
        workPaint.setColor(mOverlayTextBackgroundColor);
        workPaint.setStyle(Paint.Style.FILL);
        final int textPadding = r.getDimensionPixelOffset(R.dimen.shortcut_overlay_text_background_padding);
        final int textBandHeight = (fmi.descent - fmi.ascent) + textPadding * 2;
        dst.set(0, mIconSize - textBandHeight, mIconSize, mIconSize);
        canvas.drawRect(dst, workPaint);

        overlay = TextUtils.ellipsize(overlay, textPaint, mIconSize, TruncateAt.END);
        final float textWidth = textPaint.measureText(overlay, 0, overlay.length());
        canvas.drawText(overlay, 0, overlay.length(), (mIconSize - textWidth) / 2,
                mIconSize - fmi.descent - textPadding, textPaint);
    }

    // Draw the phone action icon as an overlay
    int iconWidth = icon.getWidth();
    if (BuildCompat.isAtLeastO()) {
        // On O we need to calculate where the phone icon goes slightly differently. The whole
        // canvas area is 108dp, a centered circle with a diameter of 66dp is the "safe zone".
        // So we start the drawing the phone icon at
        // 108dp - 21 dp (distance from right edge of safe zone to the edge of the canvas)
        // - 24 dp (size of the phone icon) on the x axis (left)
        // The y axis is simply 21dp for the distance to the safe zone (top).
        // See go/o-icons-eng for more details and a handy picture.
        final int left = (int) (mIconSize - (45 * density));
        final int top = (int) (21 * density);
        canvas.drawBitmap(phoneIcon, left, top, photoPaint);
    } else {
        dst.set(iconWidth - ((int) (20 * density)), -1, iconWidth, ((int) (19 * density)));
        canvas.drawBitmap(phoneIcon, null, dst, photoPaint);
    }

    canvas.setBitmap(null);
    return icon;
}