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jdk/src/share/classes/java/awt/font/TextLayout.java
changeset 21278 ef8a3a2a72f2
parent 11081 4a18889223e4
child 23010 6dadb192ad81
equal deleted inserted replaced
21277:bd380b80f9ea 21278:ef8a3a2a72f2 
   221  * baseline-relative coordinates' (e.g. ascent, advance), and others
 
   221  * baseline-relative coordinates' (e.g. ascent, advance), and others
 
   222  * are in 'in standard coordinates' (e.g. getBounds).  Values in
 
   222  * are in 'in standard coordinates' (e.g. getBounds).  Values in
 
   223  * baseline-relative coordinates map the 'x' coordinate to the
 
   223  * baseline-relative coordinates map the 'x' coordinate to the
 
   224  * distance along the baseline, (positive x is forward along the
 
   224  * distance along the baseline, (positive x is forward along the
 
   225  * baseline), and the 'y' coordinate to a distance along the
 
   225  * baseline), and the 'y' coordinate to a distance along the
 
   226  * perpendicular to the baseline at 'x' (postitive y is 90 degrees
 
   226  * perpendicular to the baseline at 'x' (positive y is 90 degrees
 
   227  * clockwise from the baseline vector).  Values in standard
 
   227  * clockwise from the baseline vector).  Values in standard
 
   228  * coordinates are measured along the x and y axes, with 0,0 at the
 
   228  * coordinates are measured along the x and y axes, with 0,0 at the
 
   229  * origin of the TextLayout.  Documentation for each relevant API
 
   229  * origin of the TextLayout.  Documentation for each relevant API
 
   230  * indicates what values are in what coordinate system.  In general,
 
   230  * indicates what values are in what coordinate system.  In general,
 
   231  * measurement-related APIs are in baseline-relative coordinates,
 
   231  * measurement-related APIs are in baseline-relative coordinates,
 
   335          */
 
   335          */
 
   336         public TextHitInfo getStrongCaret(TextHitInfo hit1,
 
   336         public TextHitInfo getStrongCaret(TextHitInfo hit1,
 
   337                                           TextHitInfo hit2,
 
   337                                           TextHitInfo hit2,
 
   338                                           TextLayout layout) {
 
   338                                           TextLayout layout) {
 
   339 
   339 
   340             // default implmentation just calls private method on layout
 
   340             // default implementation just calls private method on layout
 
   341             return layout.getStrongHit(hit1, hit2);
 
   341             return layout.getStrongHit(hit1, hit2);
 
   342         }
 
   342         }
 
   343     }
 
   343     }
 
   344 
   344 
   345     /**
 
   345     /**
 
   910     /**
 
   910     /**
 
   911      * Returns the ascent of this <code>TextLayout</code>.
 
   911      * Returns the ascent of this <code>TextLayout</code>.
 
   912      * The ascent is the distance from the top (right) of the
 
   912      * The ascent is the distance from the top (right) of the
 
   913      * <code>TextLayout</code> to the baseline.  It is always either
 
   913      * <code>TextLayout</code> to the baseline.  It is always either
 
   914      * positive or zero.  The ascent is sufficient to
 
   914      * positive or zero.  The ascent is sufficient to
 
   915      * accomodate superscripted text and is the maximum of the sum of the
 
   915      * accommodate superscripted text and is the maximum of the sum of the
 
   916      * ascent, offset, and baseline of each glyph.  The ascent is
 
   916      * ascent, offset, and baseline of each glyph.  The ascent is
 
   917      * the maximum ascent from the baseline of all the text in the
 
   917      * the maximum ascent from the baseline of all the text in the
 
   918      * TextLayout.  It is in baseline-relative coordinates.
 
   918      * TextLayout.  It is in baseline-relative coordinates.
 
   919      * @return the ascent of this <code>TextLayout</code>.
 
   919      * @return the ascent of this <code>TextLayout</code>.
 
   920      */
 
   920      */
 
   925 
   925 
   926     /**
 
   926     /**
 
   927      * Returns the descent of this <code>TextLayout</code>.
 
   927      * Returns the descent of this <code>TextLayout</code>.
 
   928      * The descent is the distance from the baseline to the bottom (left) of
 
   928      * The descent is the distance from the baseline to the bottom (left) of
 
   929      * the <code>TextLayout</code>.  It is always either positive or zero.
 
   929      * the <code>TextLayout</code>.  It is always either positive or zero.
 
   930      * The descent is sufficient to accomodate subscripted text and is the
 
   930      * The descent is sufficient to accommodate subscripted text and is the
 
   931      * maximum of the sum of the descent, offset, and baseline of each glyph.
 
   931      * maximum of the sum of the descent, offset, and baseline of each glyph.
 
   932      * This is the maximum descent from the baseline of all the text in
 
   932      * This is the maximum descent from the baseline of all the text in
 
   933      * the TextLayout.  It is in baseline-relative coordinates.
 
   933      * the TextLayout.  It is in baseline-relative coordinates.
 
   934      * @return the descent of this <code>TextLayout</code>.
 
   934      * @return the descent of this <code>TextLayout</code>.
 
   935      */
 
   935      */
jdk-sandbox