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src/java.desktop/share/classes/sun/awt/RepaintArea.java

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*** 29,39 **** import java.awt.Graphics; import java.awt.Rectangle; import java.awt.event.PaintEvent; /** ! * The <code>RepaintArea</code> is a geometric construct created for the * purpose of holding the geometry of several coalesced paint events. * This geometry is accessed synchronously, although it is written such * that painting may still be executed asynchronously. * * @author Eric Hawkes --- 29,39 ---- import java.awt.Graphics; import java.awt.Rectangle; import java.awt.event.PaintEvent; /** ! * The {@code RepaintArea} is a geometric construct created for the * purpose of holding the geometry of several coalesced paint events. * This geometry is accessed synchronously, although it is written such * that painting may still be executed asynchronously. * * @author Eric Hawkes
*** 57,77 **** private Rectangle paintRects[] = new Rectangle[RECT_COUNT]; /** ! * Constructs a new <code>RepaintArea</code> * @since 1.3 */ public RepaintArea() { } /** ! * Constructs a new <code>RepaintArea</code> initialized to match * the values of the specified RepaintArea. * ! * @param ra the <code>RepaintArea</code> from which to copy initial * values to a newly constructed RepaintArea * @since 1.3 */ private RepaintArea(RepaintArea ra) { // This constructor is private because it should only be called --- 57,77 ---- private Rectangle paintRects[] = new Rectangle[RECT_COUNT]; /** ! * Constructs a new {@code RepaintArea} * @since 1.3 */ public RepaintArea() { } /** ! * Constructs a new {@code RepaintArea} initialized to match * the values of the specified RepaintArea. * ! * @param ra the {@code RepaintArea} from which to copy initial * values to a newly constructed RepaintArea * @since 1.3 */ private RepaintArea(RepaintArea ra) { // This constructor is private because it should only be called
*** 80,95 **** paintRects[i] = ra.paintRects[i]; } } /** ! * Adds a <code>Rectangle</code> to this <code>RepaintArea</code>. * PAINT Rectangles are divided into mostly vertical and mostly horizontal. * Each group is unioned together. * UPDATE Rectangles are unioned. * ! * @param r the specified <code>Rectangle</code> * @param id possible values PaintEvent.UPDATE or PaintEvent.PAINT * @since 1.3 */ public synchronized void add(Rectangle r, int id) { // Make sure this new rectangle has positive dimensions --- 80,95 ---- paintRects[i] = ra.paintRects[i]; } } /** ! * Adds a {@code Rectangle} to this {@code RepaintArea}. * PAINT Rectangles are divided into mostly vertical and mostly horizontal. * Each group is unioned together. * UPDATE Rectangles are unioned. * ! * @param r the specified {@code Rectangle} * @param id possible values PaintEvent.UPDATE or PaintEvent.PAINT * @since 1.3 */ public synchronized void add(Rectangle r, int id) { // Make sure this new rectangle has positive dimensions
*** 107,121 **** } } /** ! * Creates a new <code>RepaintArea</code> with the same geometry as this * RepaintArea, then removes all of the geometry from this * RepaintArea and restores it to an empty RepaintArea. * ! * @return ra a new <code>RepaintArea</code> having the same geometry as * this RepaintArea. * @since 1.3 */ private synchronized RepaintArea cloneAndReset() { RepaintArea ra = new RepaintArea(this); --- 107,121 ---- } } /** ! * Creates a new {@code RepaintArea} with the same geometry as this * RepaintArea, then removes all of the geometry from this * RepaintArea and restores it to an empty RepaintArea. * ! * @return ra a new {@code RepaintArea} having the same geometry as * this RepaintArea. * @since 1.3 */ private synchronized RepaintArea cloneAndReset() { RepaintArea ra = new RepaintArea(this);
*** 184,194 **** * rectangular clip region. * If PAINT bounding rectangle is less than * MAX_BENEFIT_RATIO times the benefit, then the vertical and horizontal unions are * painted separately. Otherwise the entire bounding rectangle is painted. * ! * @param target Component to <code>paint</code> or <code>update</code> * @since 1.4 */ public void paint(Object target, boolean shouldClearRectBeforePaint) { Component comp = (Component)target; --- 184,194 ---- * rectangular clip region. * If PAINT bounding rectangle is less than * MAX_BENEFIT_RATIO times the benefit, then the vertical and horizontal unions are * painted separately. Otherwise the entire bounding rectangle is painted. * ! * @param target Component to {@code paint} or {@code update} * @since 1.4 */ public void paint(Object target, boolean shouldClearRectBeforePaint) { Component comp = (Component)target;
*** 246,265 **** } } } /** ! * Calls <code>Component.update(Graphics)</code> with given Graphics. */ protected void updateComponent(Component comp, Graphics g) { if (comp != null) { comp.update(g); } } /** ! * Calls <code>Component.paint(Graphics)</code> with given Graphics. */ protected void paintComponent(Component comp, Graphics g) { if (comp != null) { comp.paint(g); } --- 246,265 ---- } } } /** ! * Calls {@code Component.update(Graphics)} with given Graphics. */ protected void updateComponent(Component comp, Graphics g) { if (comp != null) { comp.update(g); } } /** ! * Calls {@code Component.paint(Graphics)} with given Graphics. */ protected void paintComponent(Component comp, Graphics g) { if (comp != null) { comp.paint(g); }
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