Examples with Paint android.graphics.Paint used on opensource projects

Example 46 with Paint

use of android.graphics.Paint in project android_frameworks_base by ParanoidAndroid.

the class BoringLayout method init.

/* package */
void init(CharSequence source, TextPaint paint, int outerwidth, Alignment align, float spacingmult, float spacingadd, BoringLayout.Metrics metrics, boolean includepad, boolean trustWidth) {
    int spacing;
    if (source instanceof String && align == Layout.Alignment.ALIGN_NORMAL) {
        mDirect = source.toString();
    } else {
        mDirect = null;
    }
    mPaint = paint;
    if (includepad) {
        spacing = metrics.bottom - metrics.top;
    } else {
        spacing = metrics.descent - metrics.ascent;
    }
    if (spacingmult != 1 || spacingadd != 0) {
        spacing = (int) (spacing * spacingmult + spacingadd + 0.5f);
    }
    mBottom = spacing;
    if (includepad) {
        mDesc = spacing + metrics.top;
    } else {
        mDesc = spacing + metrics.ascent;
    }
    if (trustWidth) {
        mMax = metrics.width;
    } else {
        /*
             * If we have ellipsized, we have to actually calculate the
             * width because the width that was passed in was for the
             * full text, not the ellipsized form.
             */
        TextLine line = TextLine.obtain();
        line.set(paint, source, 0, source.length(), Layout.DIR_LEFT_TO_RIGHT, Layout.DIRS_ALL_LEFT_TO_RIGHT, false, null);
        mMax = (int) FloatMath.ceil(line.metrics(null));
        TextLine.recycle(line);
    }
    if (includepad) {
        mTopPadding = metrics.top - metrics.ascent;
        mBottomPadding = metrics.bottom - metrics.descent;
    }
}

Example 47 with Paint

use of android.graphics.Paint in project android_frameworks_base by ParanoidAndroid.

the class MeasuredText method addStyleRun.

float addStyleRun(TextPaint paint, int len, Paint.FontMetricsInt fm) {
    if (fm != null) {
        paint.getFontMetricsInt(fm);
    }
    int p = mPos;
    mPos = p + len;
    if (mEasy) {
        int flags = mDir == Layout.DIR_LEFT_TO_RIGHT ? Canvas.DIRECTION_LTR : Canvas.DIRECTION_RTL;
        return paint.getTextRunAdvances(mChars, p, len, p, len, flags, mWidths, p);
    }
    float totalAdvance = 0;
    int level = mLevels[p];
    for (int q = p, i = p + 1, e = p + len; ; ++i) {
        if (i == e || mLevels[i] != level) {
            int flags = (level & 0x1) == 0 ? Canvas.DIRECTION_LTR : Canvas.DIRECTION_RTL;
            totalAdvance += paint.getTextRunAdvances(mChars, q, i - q, q, i - q, flags, mWidths, q);
            if (i == e) {
                break;
            }
            q = i;
            level = mLevels[i];
        }
    }
    return totalAdvance;
}

Example 48 with Paint

use of android.graphics.Paint in project android_frameworks_base by ParanoidAndroid.

the class SpannableStringBuilder method getTextWidths.

/**
     * Don't call this yourself -- exists for Paint to use internally.
     * {@hide}
     */
public int getTextWidths(int start, int end, float[] widths, Paint p) {
    checkRange("getTextWidths", start, end);
    int ret;
    if (end <= mGapStart) {
        ret = p.getTextWidths(mText, start, end - start, widths);
    } else if (start >= mGapStart) {
        ret = p.getTextWidths(mText, start + mGapLength, end - start, widths);
    } else {
        char[] buf = TextUtils.obtain(end - start);
        getChars(start, end, buf, 0);
        ret = p.getTextWidths(buf, 0, end - start, widths);
        TextUtils.recycle(buf);
    }
    return ret;
}

Example 49 with Paint

use of android.graphics.Paint in project android_frameworks_base by ParanoidAndroid.

the class SpannableStringBuilder method drawTextRun.

/**
     * Don't call this yourself -- exists for Canvas to use internally.
     * {@hide}
     */
public void drawTextRun(Canvas c, int start, int end, int contextStart, int contextEnd, float x, float y, int flags, Paint p) {
    checkRange("drawTextRun", start, end);
    int contextLen = contextEnd - contextStart;
    int len = end - start;
    if (contextEnd <= mGapStart) {
        c.drawTextRun(mText, start, len, contextStart, contextLen, x, y, flags, p);
    } else if (contextStart >= mGapStart) {
        c.drawTextRun(mText, start + mGapLength, len, contextStart + mGapLength, contextLen, x, y, flags, p);
    } else {
        char[] buf = TextUtils.obtain(contextLen);
        getChars(contextStart, contextEnd, buf, 0);
        c.drawTextRun(buf, start - contextStart, len, 0, contextLen, x, y, flags, p);
        TextUtils.recycle(buf);
    }
}

Example 50 with Paint

use of android.graphics.Paint in project android_frameworks_base by ParanoidAndroid.

the class MeasuredText method addStyleRun.

float addStyleRun(TextPaint paint, MetricAffectingSpan[] spans, int len, Paint.FontMetricsInt fm) {
    TextPaint workPaint = mWorkPaint;
    workPaint.set(paint);
    // XXX paint should not have a baseline shift, but...
    workPaint.baselineShift = 0;
    ReplacementSpan replacement = null;
    for (int i = 0; i < spans.length; i++) {
        MetricAffectingSpan span = spans[i];
        if (span instanceof ReplacementSpan) {
            replacement = (ReplacementSpan) span;
        } else {
            span.updateMeasureState(workPaint);
        }
    }
    float wid;
    if (replacement == null) {
        wid = addStyleRun(workPaint, len, fm);
    } else {
        // Use original text.  Shouldn't matter.
        wid = replacement.getSize(workPaint, mText, mTextStart + mPos, mTextStart + mPos + len, fm);
        float[] w = mWidths;
        w[mPos] = wid;
        for (int i = mPos + 1, e = mPos + len; i < e; i++) w[i] = 0;
        mPos += len;
    }
    if (fm != null) {
        if (workPaint.baselineShift < 0) {
            fm.ascent += workPaint.baselineShift;
            fm.top += workPaint.baselineShift;
        } else {
            fm.descent += workPaint.baselineShift;
            fm.bottom += workPaint.baselineShift;
        }
    }
    return wid;
}