Example usage for android.graphics Canvas drawText

Introduction

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

Prototype

public void drawText(@NonNull String text, float x, float y, @NonNull Paint paint) 

Source Link

Document

Draw the text, with origin at (x,y), using the specified paint.

Usage

From source file:com.android.gallery3d.data.UriImage.java

public Bitmap drawTextToBitmap(Context gContext, String gText, Bitmap bitmap) {
    Resources resources = gContext.getResources();
    float scale = resources.getDisplayMetrics().density;

    android.graphics.Bitmap.Config bitmapConfig = bitmap.getConfig();
    // set default bitmap config if none
    if (bitmapConfig == null) {
        bitmapConfig = android.graphics.Bitmap.Config.ARGB_8888;
    }/* w  ww . j a  v  a  2 s  .  c om*/
    // resource bitmaps are imutable, 
    // so we need to convert it to mutable one
    bitmap = bitmap.copy(bitmapConfig, true);

    Canvas canvas = new Canvas(bitmap);
    // new antialised Paint
    Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);
    // text color - #3D3D3D
    paint.setColor(Color.rgb(61, 61, 61));
    // text size in pixels
    paint.setTextSize((int) (25 * scale));
    // text shadow
    paint.setShadowLayer(1f, 0f, 1f, Color.WHITE);

    // draw text to the Canvas center
    Rect bounds = new Rect();
    paint.setTextAlign(Align.CENTER);

    paint.getTextBounds(gText, 0, gText.length(), bounds);
    int x = (bitmap.getWidth() - bounds.width()) / 2;
    int y = (bitmap.getHeight() + bounds.height()) / 2;

    canvas.drawText(gText, x * scale, y * scale, paint);

    return bitmap;
}

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From source file:app.android.datetimepicker.date.SimpleMonthView.java

private void drawMonthDayLabels(Canvas canvas) {
    int y = MONTH_HEADER_SIZE - (MONTH_DAY_LABEL_TEXT_SIZE / 2);
    int dayWidthHalf = (mWidth - mPadding * 2) / (mNumDays * 2);

    for (int i = 0; i < mNumDays; i++) {
        int calendarDay = (i + mWeekStart) % mNumDays;
        int x = (2 * i + 1) * dayWidthHalf + mPadding;
        mDayLabelCalendar.set(Calendar.DAY_OF_WEEK, calendarDay);
        canvas.drawText(
                mDayLabelCalendar.getDisplayName(Calendar.DAY_OF_WEEK, Calendar.SHORT, Locale.getDefault())
                        .toUpperCase(Locale.getDefault()),
                x, y, mMonthDayLabelPaint);
    }/*from w  ww. j  a v a  2 s .  c o m*/
}

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From source file:net.networksaremadeofstring.rhybudd.RhybuddDock.java

private void drawGaugeTitle(Canvas canvas, String Title) {
    Paint titlePaint = new Paint();
    titlePaint.setStyle(Paint.Style.FILL_AND_STROKE);
    titlePaint.setColor(Color.LTGRAY);//0x9f004d0f
    titlePaint.setStrokeWidth(1);//0.005f
    titlePaint.setAntiAlias(true);/*from  w ww.j a v  a  2 s  .c o m*/
    titlePaint.setTextSize(14);
    titlePaint.setTypeface(Typeface.createFromAsset(this.getAssets(), "fonts/chivo.ttf"));

    /*Path titlePath = new Path();
    titlePath.addArc(new RectF(40, 90, 196, 155), -180.0f, -180.0f);
    canvas.drawTextOnPath(Title, titlePath, 0.0f,0.0f, titlePaint);*/

    canvas.drawText(Title, 60, 160, titlePaint);
}

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From source file:hide.com.android.datetimepicker.date.SimpleMonthView.java

private void drawMonthDayLabels(Canvas canvas) {
    int y = MONTH_HEADER_SIZE - (MONTH_DAY_LABEL_TEXT_SIZE / 2);
    int dayWidthHalf = (mWidth - mPadding * 2) / (mNumDays * 2);

    for (int i = 0; i < mNumDays; i++) {
        int calendarDay = (i + mWeekStart) % mNumDays;
        int x = (2 * i + 1) * dayWidthHalf + mPadding;
        mDayLabelCalendar.set(Calendar.DAY_OF_WEEK, calendarDay);
        canvas.drawText(Utils.getShortDayOfWeekName(mDayLabelCalendar).toUpperCase(Locale.getDefault()), x, y,
                mMonthDayLabelPaint);//from   ww  w.java 2s .  c  o m
    }
}

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From source file:com.redinput.datetimepickercompat.date.SimpleMonthView.java

private void drawMonthDayLabels(Canvas canvas) {
    int y = MONTH_HEADER_SIZE - (MONTH_DAY_LABEL_TEXT_SIZE / 2);
    int dayWidthHalf = (mWidth - mPadding * 2) / (mNumDays * 2);

    for (int i = 0; i < mNumDays; i++) {
        int calendarDay = (i + mWeekStart) % mNumDays;
        int x = (2 * i + 1) * dayWidthHalf + mPadding;
        mDayLabelCalendar.set(Calendar.DAY_OF_WEEK, calendarDay);
        canvas.drawText(
                new DateFormatSymbols(Locale.getDefault()).getWeekdays()[mDayLabelCalendar
                        .get(Calendar.DAY_OF_WEEK)].toUpperCase(Locale.getDefault()).substring(0, 3),
                x, y, mMonthDayLabelPaint);
    }/*  w w  w  .  ja  v a 2  s . co  m*/
}

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From source file:com.android.yijiang.kzx.widget.betterpickers.calendardatepicker.SimpleMonthView.java

private void drawMonthDayLabels(Canvas canvas) {
    int y = sMonthHeaderSize - (sMonthDayLabelTextSize / 2);
    int dayWidthHalf = (mWidth - mPadding * 2) / (mNumDays * 2);

    for (int i = 0; i < mNumDays; i++) {
        int calendarDay = (i + mWeekStart) % mNumDays;
        int x = (2 * i + 1) * dayWidthHalf + mPadding;
        mDayLabelCalendar.set(Calendar.DAY_OF_WEEK, calendarDay);
        canvas.drawText(
                mDayLabelCalendar.getDisplayName(Calendar.DAY_OF_WEEK, Calendar.SHORT, Locale.getDefault())
                        .toUpperCase(Locale.getDefault()),
                x, y, mMonthDayLabelPaint);
    }// ww w. j ava  2s. co  m
}

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From source file:nu.yona.app.customview.graph.TimeFrameGraph.java

@Override
protected void onDraw(Canvas canvas) {
    super.onDraw(canvas);

    RectF myRectum = new RectF(left, top, right, bottom);
    canvas.drawRect(myRectum, linePaint);

    //todraw text from height
    float heightDraw = bottom + (GraphUtils.MARGIN_TOP * scaleFactor);

    Bitmap moonBitmap = drawableToBitmap(ContextCompat.getDrawable(mContext, R.drawable.icon_moon));
    float bitmapWidth = moonBitmap.getWidth() / 2;
    //draw graphics of sun and moon
    canvas.drawBitmap(moonBitmap, mStartPoint - (5 * scaleFactor), bottom + (5 * scaleFactor), null);
    canvas.drawBitmap(drawableToBitmap(ContextCompat.getDrawable(mContext, R.drawable.icn_sun)),
            mMiddlePoint - bitmapWidth, bottom + (5 * scaleFactor), null);

    float textPoint = (mMiddlePoint / 2) / 2;
    canvas.drawText(mContext.getString(R.string.four_hours), textPoint, heightDraw, getFontStyle());
    float textPoint2 = textPoint * 2 + ((textPoint / 2));
    canvas.drawText(mContext.getString(R.string.eight_hours), textPoint2, heightDraw, getFontStyle());
    float textPoint3 = textPoint * 5;
    canvas.drawText(mContext.getString(R.string.sixteen_hours), textPoint3 - bitmapWidth, heightDraw,
            getFontStyle());/*from   ww  w .ja  va2  s.  c o m*/
    float textPoint4 = textPoint * 6 + ((textPoint / 2));
    canvas.drawText(mContext.getString(R.string.twenty_hours), textPoint4 - bitmapWidth, heightDraw,
            getFontStyle());
    float textPoint5 = textPoint * 7 + ((textPoint / 2)) - (scaleFactor * 2);
    canvas.drawBitmap(drawableToBitmap(ContextCompat.getDrawable(mContext, R.drawable.icon_moon)), textPoint5,
            bottom + (5 * scaleFactor), null);

    for (GraphData graphData : graphDataList) {
        graphData.draw(canvas, top, bottom, endPoint);
    }
}

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From source file:com.cssweb.android.view.FinanceMini.java

public void drawHKIndex(Canvas canvas) {
    Paint paint = this.mPaint;
    paint.setTypeface(Typeface.DEFAULT_BOLD);
    paint.setAntiAlias(true);//  ww  w.  ja  v  a 2 s.  co m
    if (quoteData != null) {
        try {
            JSONArray jArr = quoteData.getJSONArray("data");
            JSONObject jo = jArr.getJSONObject(0);

            paint.setTextAlign(Paint.Align.LEFT);
            paint.setTextSize(mTextSize);
            paint.setColor(GlobalColor.colorLabelName);
            canvas.translate(0, DY);
            canvas.drawText("", x + tips, y, paint);
            canvas.translate(0, DY);
            canvas.drawText("", x + tips, y, paint);
            canvas.translate(0, DY);
            canvas.drawText("", x + tips, y, paint);

            paint.setTextAlign(Paint.Align.RIGHT);
            canvas.translate(width, -DY * 3);
            paint.setColor(GlobalColor.colorpriceUp);
            canvas.translate(0, DY);
            canvas.drawText(String.valueOf(jo.getInt("zj")), x - tips, y, paint);

            paint.setColor(GlobalColor.colorPriceEqual);
            canvas.translate(0, DY);
            canvas.drawText(String.valueOf(jo.getInt("pj")), x - tips, y, paint);

            paint.setColor(GlobalColor.colorPriceDown);
            canvas.translate(0, DY);
            canvas.drawText(String.valueOf(jo.getInt("dj")), x - tips, y, paint);

        } catch (JSONException e) {
            Log.e(TAG, e.toString());
        }
    }
}

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From source file:com.appyvet.rangebar.PinView.java

@Override
public void draw(Canvas canvas) {
    canvas.drawCircle(mX, mY, mCircleRadiusPx, mCirclePaint);
    //Draw pin if pressed
    if (mPinRadiusPx > 0) {
        mBounds.set((int) mX - mPinRadiusPx, (int) mY - (mPinRadiusPx * 2) - (int) mPinPadding,
                (int) mX + mPinRadiusPx, (int) mY - (int) mPinPadding);
        mPin.setBounds(mBounds);//from  w ww .  j a v  a2 s.c om
        String text = mValue;

        if (this.formatter != null) {
            text = formatter.format(text);
        }

        calibrateTextSize(mTextPaint, text, mBounds.width());
        mTextPaint.getTextBounds(text, 0, text.length(), mBounds);
        mTextPaint.setTextAlign(Paint.Align.CENTER);
        mPin.setColorFilter(mPinFilter);
        mPin.draw(canvas);
        canvas.drawText(text, mX, mY - mPinRadiusPx - mPinPadding + mTextYPadding, mTextPaint);
    }
    super.draw(canvas);
}

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From source file:com.dgmltn.ranger.internal.PinView.java

@Override
public void draw(Canvas canvas) {
    super.draw(canvas);

    canvas.drawCircle(mPosition.x, mPosition.y, mCircleRadiusPx, mCirclePaint);

    // Draw pin if pressed
    if (mPinRadiusPx > 0) {
        mBounds.set((int) mPosition.x - mPinRadiusPx,
                (int) mPosition.y - (mPinRadiusPx * 2) - (int) mPinPadding, (int) mPosition.x + mPinRadiusPx,
                (int) mPosition.y - (int) mPinPadding);
        mPin.setBounds(mBounds);/*from w  w  w.ja v  a2  s  .  c om*/
        String text = mLabel;

        calibrateTextSize(mTextPaint, text, mBounds.width());
        mTextPaint.getTextBounds(text, 0, text.length(), mBounds);
        mTextPaint.setTextAlign(Paint.Align.CENTER);
        mPin.setColorFilter(mPinFilter);
        mPin.draw(canvas);
        canvas.drawText(text, mPosition.x, mPosition.y - mPinRadiusPx - mPinPadding + mTextYPadding,
                mTextPaint);
    }
}

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