Example usage for android.text TextPaint descent

List of usage examples for android.text TextPaint descent

Introduction

In this page you can find the example usage for android.text TextPaint descent.

Prototype

public float descent() 

Source Link

Document

Return the distance below (positive) the baseline (descent) based on the current typeface and text size.

Usage

From source file:com.appeaser.sublimepickerlibrary.datepicker.SimpleMonthView.java

private void drawDaysOfWeek(Canvas canvas) {
    final TextPaint p = mDayOfWeekPaint;
    final int headerHeight = mMonthHeight;
    final int rowHeight = mDayOfWeekHeight;
    final int colWidth = mCellWidth;

    // Text is vertically centered within the day of week height.
    final float halfLineHeight = (p.ascent() + p.descent()) / 2f;
    final int rowCenter = headerHeight + rowHeight / 2;

    for (int col = 0; col < DAYS_IN_WEEK; col++) {
        final int colCenter = colWidth * col + colWidth / 2;
        final int colCenterRtl;
        if (SUtils.isLayoutRtlCompat(this)) {
            colCenterRtl = mPaddedWidth - colCenter;
        } else {//www .j ava  2s . com
            colCenterRtl = colCenter;
        }

        final int dayOfWeek = (col + mWeekStart) % DAYS_IN_WEEK;
        final String label = getDayOfWeekLabel(dayOfWeek);
        canvas.drawText(label, colCenterRtl, rowCenter - halfLineHeight, p);
    }
}

From source file:com.miuhouse.yourcompany.student.view.widget.date.datepicker.SimpleMonthView.java

/**
 * Draws the month days./*from  w w  w  .  j a  va2 s  .c  o m*/
 */
@SuppressWarnings("ConstantConditions")
private void drawDays(Canvas canvas) {
    final TextPaint p = mDayPaint;
    final int headerHeight = mMonthHeight + mDayOfWeekHeight;

    final float rowHeight = mDayHeight;

    final float colWidth = mCellWidth;

    // Text is vertically centered within the row height.
    final float halfLineHeight = (p.ascent() + p.descent()) / 2f;
    //        int rowCenter = headerHeight + rowHeight / 2;
    float rowCenter = headerHeight + rowHeight / 2f;
    //mDaysInMonth303129
    for (int day = 1, col = findDayOffset(); day <= mDaysInMonth; day++) {
        final float colCenter = colWidth * col + colWidth / 2f;
        //final int colCenterRtl;
        final float colCenterRtl;
        if (SUtils.isLayoutRtlCompat(this)) {
            colCenterRtl = mPaddedWidth - colCenter;
        } else {
            colCenterRtl = colCenter;
        }

        int stateMask = 0;

        final boolean isDayEnabled = isDayEnabled(day);
        if (isDayEnabled) {
            stateMask |= SUtils.STATE_ENABLED;
        }

        final boolean isDayInActivatedRange = mActivatedDays.isValid() && mActivatedDays.isActivated(day);
        final boolean isSelected = mActivatedDays.isSelected(day);
        final boolean isSelectedAndTogether = mActivatedDays.isSelectedAndTogether(day);
        if (isSelectedAndTogether) {
            if ((!disable && !isDisable) || isFill) {
                stateMask |= SUtils.STATE_ACTIVATED;
                canvas.drawCircle(colCenterRtl, rowCenter, mDaySelectorRadius, mDaySelectorPaint);
            }
        }
        if (!isSelected && isDayInActivatedRange) {

            stateMask |= SUtils.STATE_ACTIVATED;
            int bgShape = DRAW_RECT;
            if (mActivatedDays.isSingleDay()) {
                if (mActivatedDays.isStartOfMonth()) {
                    bgShape = DRAW_RECT_WITH_CURVE_ON_RIGHT;
                } else {
                    bgShape = DRAW_RECT_WITH_CURVE_ON_LEFT;
                }
            } else if (mActivatedDays.isStartingDayOfRange(day)) {
                bgShape = DRAW_RECT_WITH_CURVE_ON_LEFT;
            } else if (mActivatedDays.isEndingDayOfRange(day)) {
                bgShape = DRAW_RECT_WITH_CURVE_ON_RIGHT;
            }

            // Use height to constrain the protrusion of the arc
            boolean constrainProtrusion = colWidth > (rowHeight - (2 * mPaddingRangeIndicator));

            float horDistFromCenter = constrainProtrusion ? rowHeight / 2f - mPaddingRangeIndicator
                    : colWidth / 2f;
            switch (bgShape) {
            case DRAW_RECT_WITH_CURVE_ON_LEFT:

                int leftRectArcLeft = (int) (colCenterRtl - horDistFromCenter) % 2 == 1
                        ? (int) (colCenterRtl - horDistFromCenter) + 1
                        : (int) (colCenterRtl - horDistFromCenter);

                int leftRectArcRight = (int) (colCenterRtl + horDistFromCenter) % 2 == 1
                        ? (int) (colCenterRtl + horDistFromCenter) + 1
                        : (int) (colCenterRtl + horDistFromCenter);

                RectF leftArcRect = new RectF(leftRectArcLeft,
                        rowCenter - rowHeight / 2f + mPaddingRangeIndicator, leftRectArcRight,
                        rowCenter + rowHeight / 2f - mPaddingRangeIndicator);

                canvas.drawArc(leftArcRect, 90, 180, true, mDayRangeSelectorPaint);

                canvas.drawRect(new RectF(leftArcRect.centerX(),
                        rowCenter - rowHeight / 2f + mPaddingRangeIndicator, colCenterRtl + colWidth / 2f,
                        rowCenter + rowHeight / 2f - mPaddingRangeIndicator), mDayRangeSelectorPaint);
                break;
            case DRAW_RECT_WITH_CURVE_ON_RIGHT:
                int rightRectArcLeft = (int) (colCenterRtl - horDistFromCenter) % 2 == 1
                        ? (int) (colCenterRtl - horDistFromCenter) + 1
                        : (int) (colCenterRtl - horDistFromCenter);

                int rightRectArcRight = (int) (colCenterRtl + horDistFromCenter) % 2 == 1
                        ? (int) (colCenterRtl + horDistFromCenter) + 1
                        : (int) (colCenterRtl + horDistFromCenter);

                RectF rightArcRect = new RectF(rightRectArcLeft,
                        rowCenter - rowHeight / 2f + mPaddingRangeIndicator, rightRectArcRight,
                        rowCenter + rowHeight / 2f - mPaddingRangeIndicator);

                canvas.drawArc(rightArcRect, 270, 180, true, mDayRangeSelectorPaint);

                canvas.drawRect(new RectF(colCenterRtl - colWidth / 2f,
                        rowCenter - rowHeight / 2f + mPaddingRangeIndicator, rightArcRect.centerX(),
                        rowCenter + rowHeight / 2f - mPaddingRangeIndicator), mDayRangeSelectorPaint);
                break;
            default:
                canvas.drawRect(new RectF(colCenterRtl - colWidth / 2f,
                        rowCenter - rowHeight / 2f + mPaddingRangeIndicator, colCenterRtl + colWidth / 2f,
                        rowCenter + rowHeight / 2f - mPaddingRangeIndicator), mDayRangeSelectorPaint);
                break;
            }
        }

        final boolean isDayToday = mToday == day;
        final int dayTextColor;
        if (isDayToday) {
            if (mActivatedDays.isClick && isSelected) {
                final int[] stateSet = SUtils.resolveStateSet(stateMask);
                dayTextColor = mDayTextColor.getColorForState(stateSet, 0);
            } else {
                dayTextColor = mDaySelectorPaint.getColor();
            }
        } else {
            final int[] stateSet = SUtils.resolveStateSet(stateMask);
            if (!mActivatedDays.isSingleDay()) {
                if (stateMask == 1) {
                    dayTextColor = mContext.getResources().getColor(R.color.textDarkfour);
                } else {
                    dayTextColor = mDayTextColor.getColorForState(stateSet, 0);
                }
            } else {
                dayTextColor = mDayTextColor.getColorForState(stateSet, 0);
            }
        }
        p.setColor(dayTextColor);

        canvas.drawText(mDayFormatter.format(day), colCenterRtl, rowCenter - halfLineHeight, p);

        col++;

        if (col == DAYS_IN_WEEK) {
            col = 0;
            rowCenter += rowHeight;
        }
        if (mDaysInMonth == day)
            mOnRangeClickListener.onRangeSelected(calendars, position);
    }
}

From source file:com.appeaser.sublimepickerlibrary.datepicker.SimpleMonthView.java

/**
 * Draws the month days.//from  ww  w .  j a  v a  2  s .co m
 */
@SuppressWarnings("ConstantConditions")
private void drawDays(Canvas canvas) {
    final TextPaint p = mDayPaint;
    final int headerHeight = mMonthHeight + mDayOfWeekHeight;
    //final int rowHeight = mDayHeight;
    final float rowHeight = mDayHeight;
    //final int colWidth = mCellWidth;
    final float colWidth = mCellWidth;

    // Text is vertically centered within the row height.
    final float halfLineHeight = (p.ascent() + p.descent()) / 2f;
    //int rowCenter = headerHeight + rowHeight / 2;
    float rowCenter = headerHeight + rowHeight / 2f;

    for (int day = 1, col = findDayOffset(); day <= mDaysInMonth; day++) {
        //final int colCenter = colWidth * col + colWidth / 2;
        final float colCenter = colWidth * col + colWidth / 2f;
        //final int colCenterRtl;
        final float colCenterRtl;
        if (SUtils.isLayoutRtlCompat(this)) {
            colCenterRtl = mPaddedWidth - colCenter;
        } else {
            colCenterRtl = colCenter;
        }

        int stateMask = 0;

        final boolean isDayEnabled = isDayEnabled(day);
        if (isDayEnabled) {
            stateMask |= SUtils.STATE_ENABLED;
        }

        final boolean isDayInActivatedRange = mActivatedDays.isValid() && mActivatedDays.isActivated(day);
        final boolean isSelected = mActivatedDays.isSelected(day);

        if (isSelected) {
            stateMask |= SUtils.STATE_ACTIVATED;
            canvas.drawCircle(colCenterRtl, rowCenter, mDaySelectorRadius, mDaySelectorPaint);
        } else if (isDayInActivatedRange) {
            stateMask |= SUtils.STATE_ACTIVATED;

            int bgShape = DRAW_RECT;

            if (mActivatedDays.isSingleDay()) {
                if (mActivatedDays.isStartOfMonth()) {
                    bgShape = DRAW_RECT_WITH_CURVE_ON_RIGHT;
                } else {
                    bgShape = DRAW_RECT_WITH_CURVE_ON_LEFT;
                }
            } else if (mActivatedDays.isStartingDayOfRange(day)) {
                bgShape = DRAW_RECT_WITH_CURVE_ON_LEFT;
            } else if (mActivatedDays.isEndingDayOfRange(day)) {
                bgShape = DRAW_RECT_WITH_CURVE_ON_RIGHT;
            }

            // Use height to constrain the protrusion of the arc
            boolean constrainProtrusion = colWidth > (rowHeight - (2 * mPaddingRangeIndicator));
            float horDistFromCenter = constrainProtrusion ? rowHeight / 2f - mPaddingRangeIndicator
                    : colWidth / 2f;

            switch (bgShape) {
            case DRAW_RECT_WITH_CURVE_ON_LEFT:
                int leftRectArcLeft = (int) (colCenterRtl - horDistFromCenter) % 2 == 1
                        ? (int) (colCenterRtl - horDistFromCenter) + 1
                        : (int) (colCenterRtl - horDistFromCenter);

                int leftRectArcRight = (int) (colCenterRtl + horDistFromCenter) % 2 == 1
                        ? (int) (colCenterRtl + horDistFromCenter) + 1
                        : (int) (colCenterRtl + horDistFromCenter);

                RectF leftArcRect = new RectF(leftRectArcLeft,
                        rowCenter - rowHeight / 2f + mPaddingRangeIndicator, leftRectArcRight,
                        rowCenter + rowHeight / 2f - mPaddingRangeIndicator);

                canvas.drawArc(leftArcRect, 90, 180, true, mDayRangeSelectorPaint);

                canvas.drawRect(new RectF(leftArcRect.centerX(),
                        rowCenter - rowHeight / 2f + mPaddingRangeIndicator, colCenterRtl + colWidth / 2f,
                        rowCenter + rowHeight / 2f - mPaddingRangeIndicator), mDayRangeSelectorPaint);
                break;
            case DRAW_RECT_WITH_CURVE_ON_RIGHT:
                int rightRectArcLeft = (int) (colCenterRtl - horDistFromCenter) % 2 == 1
                        ? (int) (colCenterRtl - horDistFromCenter) + 1
                        : (int) (colCenterRtl - horDistFromCenter);

                int rightRectArcRight = (int) (colCenterRtl + horDistFromCenter) % 2 == 1
                        ? (int) (colCenterRtl + horDistFromCenter) + 1
                        : (int) (colCenterRtl + horDistFromCenter);

                RectF rightArcRect = new RectF(rightRectArcLeft,
                        rowCenter - rowHeight / 2f + mPaddingRangeIndicator, rightRectArcRight,
                        rowCenter + rowHeight / 2f - mPaddingRangeIndicator);

                canvas.drawArc(rightArcRect, 270, 180, true, mDayRangeSelectorPaint);

                canvas.drawRect(new RectF(colCenterRtl - colWidth / 2f,
                        rowCenter - rowHeight / 2f + mPaddingRangeIndicator, rightArcRect.centerX(),
                        rowCenter + rowHeight / 2f - mPaddingRangeIndicator), mDayRangeSelectorPaint);
                break;
            default:
                canvas.drawRect(new RectF(colCenterRtl - colWidth / 2f,
                        rowCenter - rowHeight / 2f + mPaddingRangeIndicator, colCenterRtl + colWidth / 2f,
                        rowCenter + rowHeight / 2f - mPaddingRangeIndicator), mDayRangeSelectorPaint);
                break;
            }
        }

        if (mTouchedItem == day) {
            stateMask |= SUtils.STATE_PRESSED;

            if (isDayEnabled) {
                canvas.drawCircle(colCenterRtl, rowCenter, mDaySelectorRadius, mDayHighlightPaint);
            }
        }

        final boolean isDayToday = mToday == day;
        final int dayTextColor;

        if (isDayToday && !isDayInActivatedRange) {
            dayTextColor = mDaySelectorPaint.getColor();
        } else {
            final int[] stateSet = SUtils.resolveStateSet(stateMask);
            dayTextColor = mDayTextColor.getColorForState(stateSet, 0);
        }
        p.setColor(dayTextColor);

        canvas.drawText(mDayFormatter.format(day), colCenterRtl, rowCenter - halfLineHeight, p);

        col++;

        if (col == DAYS_IN_WEEK) {
            col = 0;
            rowCenter += rowHeight;
        }
    }
}

From source file:com.android.ex.chips.RecipientEditTextView.java

private static float getTextYOffset(final String text, final TextPaint paint, final int height) {
    final Rect bounds = new Rect();
    paint.getTextBounds(text, 0, text.length(), bounds);
    final int textHeight = bounds.bottom - bounds.top;
    return height - (height - textHeight) / 2 - (int) paint.descent();
}