Example usage for android.graphics Canvas drawRect

List of usage examples for android.graphics Canvas drawRect

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Introduction

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

Prototype

public void drawRect(float left, float top, float right, float bottom, @NonNull Paint paint)

Source Link

Document

Draw the specified Rect using the specified paint.

Usage

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

private void drawQihuo(Canvas canvas) {
    //stockdigit = 0;
    Paint paint = this.mPaint;
    tPaint.setColor(GlobalColor.clrLine);
    tPaint.setStyle(Paint.Style.STROKE);
    tPaint.setStrokeWidth(1);/*from  w  ww . j a  v  a 2s  . co  m*/
    this.x = 0;
    this.y = 0;
    startX = x + tips / 2;
    endX = width - tips / 2;
    canvas.drawRect(startX, DY / 4, endX, height - DY / 4, tPaint);
    canvas.drawLine(startX, DY * 2 + DY / 4, endX, DY * 2 + DY / 4, tPaint);
    canvas.drawLine(startX, DY * 8 + DY / 4, endX, DY * 8 + DY / 4, tPaint);
    canvas.drawLine(startX, DY * 11 + DY / 4, endX, DY * 11 + DY / 4, tPaint);
    //canvas.drawLine(startX, DY*16+DY/4, endX, DY*16+DY/4, tPaint);
    if (quoteData != null) {
        try {
            JSONArray jArr = quoteData.getJSONArray("data");
            JSONObject jo = jArr.getJSONObject(0);
            String str = "";
            double zrsp = jo.getDouble("zrsp");

            canvas.translate(0, DY);

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

            paint.setTextAlign(Paint.Align.RIGHT);
            canvas.translate(width / 2, -DY);
            double temp2 = jo.getDouble("sjw1");
            setColor(paint, temp2, zrsp);
            str = Utils.dataFormation(temp2, stockdigit);
            canvas.drawText(str, x, y, paint);

            canvas.translate(0, DY);
            temp2 = jo.getDouble("bjw1");
            setColor(paint, temp2, zrsp);
            str = Utils.dataFormation(temp2, stockdigit);
            canvas.drawText(str, x, y, paint);

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

            paint.setColor(GlobalColor.colorStockName);
            paint.setTextAlign(Paint.Align.RIGHT);
            canvas.translate(width / 2, -DY);
            canvas.drawText(Utils.getAmountFormat(jo.getInt("ssl1"), true), x - tips, y, paint);

            canvas.translate(0, DY);
            canvas.drawText(Utils.getAmountFormat(jo.getInt("bsl1"), true), x - tips, y, paint);

            canvas.translate(-width, DY);

            paint.setTextAlign(Paint.Align.LEFT);
            paint.setColor(GlobalColor.colorLabelName);

            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);
            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);

            canvas.translate(width / 2, -DY * 5);

            paint.setTextAlign(Paint.Align.RIGHT);
            double zjcj = jo.getDouble("zjcj");
            setColor(paint, zjcj, zrsp);
            canvas.drawText(Utils.dataFormation(zjcj, stockdigit), x, y, paint);

            canvas.translate(0, DY);
            double zhangd = jo.getDouble("zd");
            if (zhangd < 0) {
                paint.setColor(GlobalColor.colorPriceDown);
            } else if (zhangd > 0) {
                paint.setColor(GlobalColor.colorpriceUp);
            } else {
                paint.setColor(GlobalColor.colorPriceEqual);
            }
            String zhangdie = Utils.dataFormation(zhangd, stockdigit);
            if (zhangdie.equals("-"))
                canvas.drawText("", x, y, paint);
            else
                canvas.drawText(zhangdie, x, y, paint);

            double zhangf = jo.getDouble("zf");
            if (zhangf < 0) {
                paint.setColor(GlobalColor.colorPriceDown);
            } else if (zhangf > 0) {
                paint.setColor(GlobalColor.colorpriceUp);
            } else {
                paint.setColor(GlobalColor.colorPriceEqual);
            }
            canvas.translate(0, DY);
            String zhangfu = Utils.dataFormation(zhangf * 100, 1);
            if (zhangfu.equals("-"))
                canvas.drawText("", x, y, paint);
            else
                canvas.drawText(zhangfu + "%", x, y, paint);

            paint.setColor(GlobalColor.colorStockName);
            canvas.translate(0, DY);
            canvas.drawText(Utils.dataFormation(jo.getDouble("jrjs"), stockdigit), x, y, paint);
            paint.setColor(GlobalColor.colorpriceUp);
            canvas.translate(0, DY);
            canvas.drawText(Utils.getAmountFormat(jo.getDouble("wp"), true), x, y, paint);
            paint.setColor(GlobalColor.colorStockName);
            canvas.translate(0, DY);
            canvas.drawText(Utils.getAmountFormat(jo.getInt("cjsl"), true), x, y, paint);

            canvas.translate(0, -DY * 5);

            paint.setTextAlign(Paint.Align.LEFT);
            paint.setColor(GlobalColor.colorLabelName);

            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);
            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);

            canvas.translate(width / 2, -DY * 5);

            paint.setTextAlign(Paint.Align.RIGHT);
            double jrkp = jo.getDouble("jrkp");
            setColor(paint, jrkp, zrsp);
            canvas.drawText(Utils.dataFormation(jrkp, stockdigit), x - tips, y, paint);

            canvas.translate(0, DY);
            double zg = jo.getDouble("zgcj");
            setColor(paint, zg, zrsp);
            canvas.drawText(Utils.dataFormation(zg, stockdigit), x - tips, y, paint);

            canvas.translate(0, DY);
            double zd = jo.getDouble("zdcj");
            setColor(paint, zd, zrsp);
            canvas.drawText(Utils.dataFormation(zd, stockdigit), x - tips, y, paint);

            paint.setColor(GlobalColor.colorLabelName);
            canvas.translate(0, DY);
            canvas.drawText(Utils.dataFormation(jo.getDouble("zrjs"), stockdigit), x - tips, y, paint);
            paint.setColor(GlobalColor.colorPriceDown);
            canvas.translate(0, DY);
            canvas.drawText(Utils.getAmountFormat(jo.getDouble("np"), true), x - tips, y, paint);
            paint.setColor(GlobalColor.colorStockName);
            canvas.translate(0, DY);
            canvas.drawText(Utils.getAmountFormat(jo.getDouble("cjje"), true), x - tips, y, paint);

            canvas.translate(-width, DY);

            paint.setTextAlign(Paint.Align.LEFT);
            paint.setColor(GlobalColor.colorLabelName);

            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);

            canvas.translate(width / 2, -DY * 2);

            paint.setTextAlign(Paint.Align.RIGHT);
            double zt = jo.getDouble("zt");
            setColor(paint, zt, zrsp);
            canvas.drawText(Utils.dataFormation(zt, stockdigit), x, y, paint);

            paint.setColor(GlobalColor.colorStockName);
            canvas.translate(0, DY);
            canvas.drawText(Utils.dataFormation(jo.getDouble("jrcc"), 0), x, y, paint);

            paint.setColor(GlobalColor.colorStockName);
            canvas.translate(0, DY);
            canvas.drawText(Utils.dataFormation(jo.getDouble("jrkc"), 0), x, y, paint);

            paint.setTextAlign(Paint.Align.LEFT);
            paint.setColor(GlobalColor.colorLabelName);
            canvas.translate(0, -DY * 2);

            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);

            canvas.translate(width / 2, -DY * 2);

            paint.setTextAlign(Paint.Align.RIGHT);
            double dt = jo.getDouble("dt");
            setColor(paint, dt, zrsp);
            canvas.drawText(Utils.dataFormation(dt, stockdigit), x - tips, y, paint);

            paint.setColor(GlobalColor.colorStockName);
            canvas.translate(0, DY);
            canvas.drawText(Utils.dataFormation(jo.getDouble("zc"), 0), x - tips, y, paint);

            paint.setColor(GlobalColor.colorStockName);
            canvas.translate(0, DY);
            canvas.drawText(Utils.dataFormation(jo.getDouble("jrpc"), 0), x - tips, y, paint);
        } catch (JSONException e) {
            Log.e(TAG, e.toString());
        }
    }
}

From source file:cn.com.incito.driver.UI.detailDialog.PagerSlidingTabStrip.java

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

    if (isInEditMode() || tabCount == 0) {
        return;/*from   w  w  w.jav a  2s.c  o  m*/
    }

    final int height = getHeight();

    // draw indicator line

    rectPaint.setColor(indicatorColor);

    // default: line below current tab
    View currentTab = tabsContainer.getChildAt(currentPosition);
    float lineLeft = currentTab.getLeft();
    float lineRight = currentTab.getRight();

    // if there is an offset, start interpolating left and right coordinates
    // between current and next tab
    if (currentPositionOffset > 0f && currentPosition < tabCount - 1) {

        View nextTab = tabsContainer.getChildAt(currentPosition + 1);
        final float nextTabLeft = nextTab.getLeft();
        final float nextTabRight = nextTab.getRight();

        lineLeft = (currentPositionOffset * nextTabLeft + (1f - currentPositionOffset) * lineLeft);
        lineRight = (currentPositionOffset * nextTabRight + (1f - currentPositionOffset) * lineRight);
    }

    canvas.drawRect(lineLeft, height - indicatorHeight, lineRight, height, rectPaint);

    // draw underline

    rectPaint.setColor(underlineColor);
    canvas.drawRect(0, height - underlineHeight, tabsContainer.getWidth(), height, rectPaint);

    // draw divider

    dividerPaint.setColor(dividerColor);
    for (int i = 0; i < tabCount - 1; i++) {
        View tab = tabsContainer.getChildAt(i);
        canvas.drawLine(tab.getRight(), dividerPadding, tab.getRight(), height - dividerPadding, dividerPaint);
    }
}

From source file:asia.utopia.musicoff.view.PagerSlidingTabStrip.java

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

    if (isInEditMode() || tabCount == 0) {
        return;/*from w w w  .  j ava  2  s  . c om*/
    }

    final int height = getHeight();

    // draw indicator line

    rectPaint.setColor(indicatorColor);

    // default: line below current tab
    View currentTab = tabsContainer.getChildAt(currentPosition);
    float lineLeft = currentTab.getLeft();
    float lineRight = currentTab.getRight();

    // if there is an offset, start interpolating left and right coordinates between current and next tab
    if (currentPositionOffset > 0f && currentPosition < tabCount - 1) {

        View nextTab = tabsContainer.getChildAt(currentPosition + 1);
        final float nextTabLeft = nextTab.getLeft();
        final float nextTabRight = nextTab.getRight();

        lineLeft = (currentPositionOffset * nextTabLeft + (1f - currentPositionOffset) * lineLeft);
        lineRight = (currentPositionOffset * nextTabRight + (1f - currentPositionOffset) * lineRight);
    }

    canvas.drawRect(lineLeft, 0, lineRight, indicatorHeight, rectPaint);

    // draw underline

    rectPaint.setColor(underlineColor);
    canvas.drawRect(0, height - underlineHeight, tabsContainer.getWidth(), height, rectPaint);

    // draw divider

    dividerPaint.setColor(dividerColor);
    for (int i = 0; i < tabCount - 1; i++) {
        View tab = tabsContainer.getChildAt(i);
        canvas.drawLine(tab.getRight(), dividerPadding, tab.getRight(), height - dividerPadding, dividerPaint);
    }
}

From source file:com.newshotsift.PagerSlidingTab.java

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

    if (isInEditMode() || tabCount == 0) {
        return;/*from  w  w w . jav  a2s  . c  om*/
    }

    final int height = getHeight();

    // draw indicator line

    rectPaint.setColor(indicatorColor);

    // default: line below current tab
    View currentTab = tabsContainer.getChildAt(currentPosition);
    float lineLeft = currentTab.getLeft();
    float lineRight = currentTab.getRight();

    // if there is an offset, start interpolating left and right coordinates between current and next tab
    if (currentPositionOffset > 0f && currentPosition < tabCount - 1) {

        View nextTab = tabsContainer.getChildAt(currentPosition + 1);
        final float nextTabLeft = nextTab.getLeft();
        final float nextTabRight = nextTab.getRight();

        lineLeft = (currentPositionOffset * nextTabLeft + (1f - currentPositionOffset) * lineLeft);
        lineRight = (currentPositionOffset * nextTabRight + (1f - currentPositionOffset) * lineRight);
    }

    canvas.drawRect(lineLeft, height - indicatorHeight, lineRight, height, rectPaint);
    //
    //      canvas.drawRect(lineLeft, 0, lineRight, indicatorHeight, rectPaint);

    // draw underline

    rectPaint.setColor(underlineColor);
    canvas.drawRect(0, height - underlineHeight, tabsContainer.getWidth(), height, rectPaint);

    // draw divider

    dividerPaint.setColor(dividerColor);
    for (int i = 0; i < tabCount - 1; i++) {
        View tab = tabsContainer.getChildAt(i);
        canvas.drawLine(tab.getRight(), dividerPadding, tab.getRight(), height - dividerPadding, dividerPaint);
    }
}

From source file:com.common.view.tab.PagerSlidingTabStrip.java

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

    if (isInEditMode() || tabCount == 0) {
        return;/*from w  w  w .  ja  v  a  2s  .c  o m*/
    }

    final int height = getHeight();

    // draw indicator line

    rectPaint.setColor(indicatorColor);

    // default: line below current tab
    View currentTab = tabsContainer.getChildAt(currentPosition);
    float lineLeft = currentTab.getLeft();
    float lineRight = currentTab.getRight();

    // if there is an offset, start interpolating left and right coordinates between current and next tab
    if (currentPositionOffset > 0f && currentPosition < tabCount - 1) {

        View nextTab = tabsContainer.getChildAt(currentPosition + 1);
        final float nextTabLeft = nextTab.getLeft();
        final float nextTabRight = nextTab.getRight();

        lineLeft = (currentPositionOffset * nextTabLeft + (1f - currentPositionOffset) * lineLeft);
        lineRight = (currentPositionOffset * nextTabRight + (1f - currentPositionOffset) * lineRight);
    }

    canvas.drawRect(lineLeft, height - indicatorHeight, lineRight, height, rectPaint);

    // draw underline

    rectPaint.setColor(underlineColor);
    canvas.drawRect(0, height - underlineHeight, tabsContainer.getWidth(), height, rectPaint);

    // draw divider

    dividerPaint.setColor(dividerColor);
    if (dividerWidth != 0)
        for (int i = 0; i < tabCount - 1; i++) {
            View tab = tabsContainer.getChildAt(i);
            canvas.drawLine(tab.getRight(), dividerPadding, tab.getRight(), height - dividerPadding,
                    dividerPaint);
        }
}

From source file:com.itheima.oschina.ui.view.PagerSlidingTab.java

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

    if (isInEditMode() || tabCount == 0) {
        return;// w  w  w  .  ja v  a2 s  .co m
    }

    final int height = getHeight();

    // draw indicator line

    rectPaint.setColor(indicatorColor);

    // default: line below current tab
    View currentTab = tabsContainer.getChildAt(currentPosition);
    float lineLeft = currentTab.getLeft();
    float lineRight = currentTab.getRight();

    // if there is an offset, start interpolating left and right coordinates between current and next tab
    if (currentPositionOffset > 0f && currentPosition < tabCount - 1) {

        View nextTab = tabsContainer.getChildAt(currentPosition + 1);
        final float nextTabLeft = nextTab.getLeft();
        final float nextTabRight = nextTab.getRight();

        lineLeft = (currentPositionOffset * nextTabLeft + (1f - currentPositionOffset) * lineLeft);
        lineRight = (currentPositionOffset * nextTabRight + (1f - currentPositionOffset) * lineRight);
    }

    canvas.drawRect(lineLeft, height - indicatorHeight, lineRight, height, rectPaint);
    //      canvas.drawRect(lineLeft, 0, lineRight, height, rectPaint);
    //
    //      canvas.drawRect(lineLeft, 0, lineRight, indicatorHeight, rectPaint);
    //
    //      canvas.drawRect(lineLeft, height/2-indicatorHeight/2, lineRight, height/2+indicatorHeight/2, rectPaint);

    // draw underline

    rectPaint.setColor(underlineColor);
    canvas.drawRect(0, height - underlineHeight, tabsContainer.getWidth(), height, rectPaint);

    // draw divider

    dividerPaint.setColor(dividerColor);
    for (int i = 0; i < tabCount - 1; i++) {
        View tab = tabsContainer.getChildAt(i);
        canvas.drawLine(tab.getRight(), dividerPadding, tab.getRight(), height - dividerPadding, dividerPaint);
    }
}

From source file:com.tedkim.android.tviews.slidingtab.PagerSlidingTabStrip.java

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

    if (isInEditMode() || tabCount == 0) {
        return;/*from   ww  w.j  a v  a 2 s  . c  o m*/
    }

    final int height = getHeight();

    // draw indicator line

    rectPaint.setColor(indicatorColor);

    // default: line below current tab
    View currentTab = tabsContainer.getChildAt(currentPosition);
    float lineLeft = currentTab.getLeft();
    float lineRight = currentTab.getRight();

    // if there is an offset, start interpolating left and right coordinates between current and next tab
    if (currentPositionOffset > 0f && currentPosition < tabCount - 1) {

        View nextTab = tabsContainer.getChildAt(currentPosition + 1);
        final float nextTabLeft = nextTab.getLeft();
        final float nextTabRight = nextTab.getRight();

        lineLeft = (currentPositionOffset * nextTabLeft + (1f - currentPositionOffset) * lineLeft);
        lineRight = (currentPositionOffset * nextTabRight + (1f - currentPositionOffset) * lineRight);
    }

    canvas.drawRect(lineLeft, height - indicatorHeight, lineRight, height, rectPaint);
    //      canvas.drawRect(lineLeft, 0, lineRight, indicatorHeight, rectPaint);//@justlikehee  ?? ??  

    // draw underline

    rectPaint.setColor(underlineColor);
    canvas.drawRect(0, height - underlineHeight, tabsContainer.getWidth(), height, rectPaint);

    // draw divider

    dividerPaint.setColor(dividerColor);
    for (int i = 0; i < tabCount - 1; i++) {
        View tab = tabsContainer.getChildAt(i);
        canvas.drawLine(tab.getRight(), dividerPadding, tab.getRight(), height - dividerPadding, dividerPaint);
    }
}

From source file:com.hybunion.member.view.PagerSlidingTabStrip.java

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

    if (isInEditMode() || tabCount == 0) {
        return;/*from  ww w  .  j  ava 2s .  co  m*/
    }

    final int height = getHeight();

    // draw indicator line

    rectPaint.setColor(indicatorColor);

    // default: line below current tab
    View currentTab = tabsContainer.getChildAt(currentPosition);
    float lineLeft = currentTab.getLeft();
    float lineRight = currentTab.getRight();

    // if there is an offset, start interpolating left and right coordinates between current and next tab
    if (currentPositionOffset > 0f && currentPosition < tabCount - 1) {

        View nextTab = tabsContainer.getChildAt(currentPosition + 1);
        final float nextTabLeft = nextTab.getLeft();
        final float nextTabRight = nextTab.getRight();

        lineLeft = (currentPositionOffset * nextTabLeft + (1f - currentPositionOffset) * lineLeft);
        lineRight = (currentPositionOffset * nextTabRight + (1f - currentPositionOffset) * lineRight);
    }

    canvas.drawRect(lineLeft, height - indicatorHeight, lineRight, height, rectPaint);

    // draw underline

    rectPaint.setColor(underlineColor);
    canvas.drawRect(0, height - underlineHeight, tabsContainer.getWidth(), height, rectPaint);

    // draw divider

    //      dividerPaint.setColor(dividerColor);
    //      for (int i = 0; i < tabCount - 1; i++) {
    //         View tab = tabsContainer.getChildAt(i);
    //         canvas.drawLine(tab.getRight(), dividerPadding, tab.getRight(), height - dividerPadding, dividerPaint);
    //      }
}

From source file:PagerSlidingTab.java

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

    if (isInEditMode() || tabCount == 0) {
        return;//from  ww w  .  j ava 2s. com
    }

    final int height = getHeight();

    // draw indicator line

    rectPaint.setColor(indicatorColor);

    // default: line below current tab
    View currentTab = tabsContainer.getChildAt(currentPosition);
    float lineLeft = currentTab.getLeft();
    float lineRight = currentTab.getRight();

    // if there is an offset, start interpolating left and right coordinates between current and next tab
    if (currentPositionOffset > 0f && currentPosition < tabCount - 1) {

        View nextTab = tabsContainer.getChildAt(currentPosition + 1);
        final float nextTabLeft = nextTab.getLeft();
        final float nextTabRight = nextTab.getRight();

        lineLeft = (currentPositionOffset * nextTabLeft + (1f - currentPositionOffset) * lineLeft);
        lineRight = (currentPositionOffset * nextTabRight + (1f - currentPositionOffset) * lineRight);
    }

    canvas.drawRect(lineLeft, height - indicatorHeight, lineRight, height, rectPaint);
    //
    //      canvas.drawRect(lineLeft, 0, lineRight, indicatorHeight, rectPaint);
    //
    //      canvas.drawRect(lineLeft,height/2-indicatorHeight/2, lineRight, height/2+indicatorHeight/2, rectPaint);
    //
    //      rectPaint.setColor(Color.parseColor("#66006BCE"));
    //      canvas.drawRect(lineLeft,0, lineRight, height, rectPaint);
    //
    //      RectF rect = new RectF(lineLeft, 0, lineRight, height);
    //      canvas.drawRoundRect(rect, 8, 8, rectPaint);

    // draw underline

    rectPaint.setColor(underlineColor);
    canvas.drawRect(0, height - underlineHeight, tabsContainer.getWidth(), height, rectPaint);

    // draw divider

    dividerPaint.setColor(dividerColor);
    for (int i = 0; i < tabCount - 1; i++) {
        View tab = tabsContainer.getChildAt(i);
        canvas.drawLine(tab.getRight(), dividerPadding, tab.getRight(), height - dividerPadding, dividerPaint);
    }
}

From source file:cn.ieclipse.af.view.PagerSlidingTabStrip.java

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

    if (isInEditMode() || tabCount == 0) {
        return;//from   w ww .ja v  a 2 s .  com
    }

    final int height = getHeight();
    // draw indicator line
    rectPaint.setColor(indicatorColor);

    // default: line below current tab
    View currentTab = tabsContainer.getChildAt(currentPosition);
    float lineLeft = currentTab.getLeft();
    float lineRight = currentTab.getRight();

    // if there is an offset, start interpolating left and right coordinates between current and next tab
    if (currentPositionOffset > 0f && currentPosition < tabCount - 1) {

        View nextTab = tabsContainer.getChildAt(currentPosition + 1);
        final float nextTabLeft = nextTab.getLeft();
        final float nextTabRight = nextTab.getRight();

        lineLeft = (currentPositionOffset * nextTabLeft + (1f - currentPositionOffset) * lineLeft);
        lineRight = (currentPositionOffset * nextTabRight + (1f - currentPositionOffset) * lineRight);
    }

    canvas.drawRect(lineLeft, height - indicatorHeight, lineRight, height, rectPaint);
    // draw underline
    rectPaint.setColor(underlineColor);
    canvas.drawRect(0, height - underlineHeight, tabsContainer.getWidth(), height, rectPaint);
    // draw divider
    dividerPaint.setColor(dividerColor);
    for (int i = 0; i < tabCount - 1; i++) {
        View tab = tabsContainer.getChildAt(i);
        canvas.drawLine(tab.getRight(), dividerPadding, tab.getRight(), height - dividerPadding, dividerPaint);
    }
}