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); } }