swing/text/BoxView.java

171      * will have an offset and span of 0.
246             // have changed their span along the major axis.  If there
267      * preferred span has changed.  This is implemented to
320      * @param span the span to layout to >= 0
322     void setSpanOnAxis(int axis, float span) {
324             if (majorSpan != (int) span) {
329                 majorSpan = (int) span;
338             if (((int) span) != minorSpan) {
343                 minorSpan = (int) span;
378      * @return the current span of the view along the given axis, >= 0
519      *   origin and 1.0 indicates alignment to the full span
534      * Determines the preferred span for this view along an
539      * @return   the span the view would like to be rendered into &gt;= 0;
540      *           typically the view is told to render into the span
557      * Determines the minimum span for this view along an
562      * @return  the span the view would like to be rendered into &gt;= 0;
563      *           typically the view is told to render into the span
580      * Determines the maximum span for this view along an
585      * @return   the span the view would like to be rendered into &gt;= 0;
586      *           typically the view is told to render into the span
719         int span;
721             span = majorSpan;
723             span = minorSpan;
725         span += getLeftInset() - getRightInset();
726         return span;
735         int span;
737             span = majorSpan;
739             span = minorSpan;
741         span += getTopInset() - getBottomInset();
742         return span;
748      * offset and span for each children) are placed in the given
752      * @param targetSpan the total span given to the view, which
758      * @param spans the span of each child view; this is a return
776          * the target span.
821      * of the layout (the offset and span for each children) are
825      * @param targetSpan the total span given to the view, which
831      * @param spans the span of each child view; this is a return
947      * @param targetSpan the total span given to the view, which
970                 // the smallest span possible
972                 // the largest span possible
982                     // figure out the span that we must fit into
985                     // fit into the calculated span
1024             float span;
1029             span = v.getPreferredSpan(axis);
1030             ascent = (int)(align * span);
1031             descent = (int)(span - ascent);
1038                 span = v.getMinimumSpan(axis);
1039                 ascent = (int)(align * span);
1040                 descent = (int)(span - ascent);
1044                 span = v.getMaximumSpan(axis);
1045                 ascent = (int)(align * span);
1046                 descent = (int)(span - ascent);
1060         // calculate the preferred span as the sum of the preferred ascent and preferred descent
1064         // calculate the preferred alignment as the preferred ascent divided by the preferred span
1082             // span values using 1) the minimum ascent and the alignment, and 2) the minimum
1106      * Fetches the span of a particular child's current layout.
1109      * @return the span (width or height) of the specified child