internal virtual void init(java.lang.CharSequence source, android.text.TextPaint
paint, int outerwidth, android.text.Layout.Alignment?align, float spacingmult,
float spacingadd, android.text.BoringLayout.Metrics metrics, bool includepad, bool
trustWidth)
{
int spacing;
if (java.lang.CharSequenceProxy.IsStringProxy(source) && align == android.text.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
{
android.text.TextLine line = android.text.TextLine.obtain();
line.set(paint, source, 0, source.Length, android.text.Layout.DIR_LEFT_TO_RIGHT,
android.text.Layout.DIRS_ALL_LEFT_TO_RIGHT, false, null);
mMax = (int)android.util.FloatMath.ceil(line.metrics(null));
android.text.TextLine.recycle(line);
}
if (includepad)
{
mTopPadding = metrics.top - metrics.ascent;
mBottomPadding = metrics.bottom - metrics.descent;
}
}
/// <summary>
/// Returns null if not boring; the width, ascent, and descent in the
/// provided Metrics object (or a new one if the provided one was null)
/// if boring.
/// </summary>
/// <remarks>
/// Returns null if not boring; the width, ascent, and descent in the
/// provided Metrics object (or a new one if the provided one was null)
/// if boring.
/// </remarks>
/// <hide></hide>
public static android.text.BoringLayout.Metrics isBoring(java.lang.CharSequence text
, android.text.TextPaint paint, android.text.TextDirectionHeuristic textDir, android.text.BoringLayout
.Metrics metrics)
{
char[] temp = android.text.TextUtils.obtain(500);
int length = text.Length;
bool boring = true;
{
for (int i = 0; i < length; i += 500)
{
int j = i + 500;
if (j > length)
{
j = length;
}
android.text.TextUtils.getChars(text, i, j, temp, 0);
int n = j - i;
{
for (int a = 0; a < n; a++)
{
char c = temp[a];
if (c == '\n' || c == '\t' || c >= FIRST_RIGHT_TO_LEFT)
{
boring = false;
goto outer_break;
}
}
}
if (textDir != null && textDir.isRtl(temp, 0, n))
{
boring = false;
goto outer_break;
}
}
outer_continue :;
}
outer_break :;
android.text.TextUtils.recycle(temp);
if (boring && text is android.text.Spanned)
{
android.text.Spanned sp = (android.text.Spanned)text;
object[] styles = sp.getSpans <android.text.style.ParagraphStyle>(0, length);
if (styles.Length > 0)
{
boring = false;
}
}
if (boring)
{
android.text.BoringLayout.Metrics fm = metrics;
if (fm == null)
{
fm = new android.text.BoringLayout.Metrics();
}
android.text.TextLine line = android.text.TextLine.obtain();
line.set(paint, text, 0, length, android.text.Layout.DIR_LEFT_TO_RIGHT, android.text.Layout
.DIRS_ALL_LEFT_TO_RIGHT, false, null);
fm.width = (int)android.util.FloatMath.ceil(line.metrics(fm));
android.text.TextLine.recycle(line);
return(fm);
}
else
{
return(null);
}
}
