|
||||||||||
| PREV CLASS NEXT CLASS | FRAMES NO FRAMES | |||||||||
| SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD | |||||||||
java.lang.Objectjava.awt.Component
java.awt.Container
javax.swing.JComponent
javax.swing.JPanel
ballworlds.framework.WorldPanel
public class WorldPanel
A WorldPanel displays its associated World and the Balls in that World.
| Nested Class Summary |
|---|
| Nested classes/interfaces inherited from class javax.swing.JPanel |
|---|
JPanel.AccessibleJPanel |
| Nested classes/interfaces inherited from class javax.swing.JComponent |
|---|
JComponent.AccessibleJComponent |
| Nested classes/interfaces inherited from class java.awt.Container |
|---|
Container.AccessibleAWTContainer |
| Nested classes/interfaces inherited from class java.awt.Component |
|---|
Component.AccessibleAWTComponent, Component.BaselineResizeBehavior, Component.BltBufferStrategy, Component.FlipBufferStrategy |
| Field Summary | |
|---|---|
static Color |
SELECTED_BALL_COLOR
Color of the selected Ball. |
| Fields inherited from class javax.swing.JComponent |
|---|
accessibleContext, listenerList, TOOL_TIP_TEXT_KEY, ui, UNDEFINED_CONDITION, WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, WHEN_FOCUSED, WHEN_IN_FOCUSED_WINDOW |
| Fields inherited from class java.awt.Component |
|---|
BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT |
| Fields inherited from interface java.awt.image.ImageObserver |
|---|
ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH |
| Constructor Summary | |
|---|---|
WorldPanel(Dimension size,
Color color,
World world)
Makes this panel respond to mouse actions and repeatedly repaint itself. |
|
| Method Summary | |
|---|---|
void |
mouseClicked(MouseEvent event)
Toggles the nearest Ball between the paused and not-paused state. |
void |
mouseDragged(MouseEvent event)
For the selected Ball (if any), moves the Ball to the current mouse point. |
void |
mouseEntered(MouseEvent event)
Does nothing. |
void |
mouseExited(MouseEvent event)
Does nothing. |
void |
mouseMoved(MouseEvent event)
Does nothing. |
void |
mousePressed(MouseEvent event)
Sets the selected Ball to the Ball nearest the mouse point. |
void |
mouseReleased(MouseEvent event)
Sets the selected Ball to null (i.e., no Ball is selected). |
void |
paintComponent(Graphics g)
Draws the World and its Balls. |
void |
run()
Repeatedly repaints this panel. |
| Methods inherited from class javax.swing.JPanel |
|---|
getAccessibleContext, getUI, getUIClassID, paramString, setUI, updateUI |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
| Field Detail |
|---|
public static final Color SELECTED_BALL_COLOR
| Constructor Detail |
|---|
public WorldPanel(Dimension size,
Color color,
World world)
size - size of this panel.color - Background color for this WorldPanel.world - the World associated with this WorldPanel.| Method Detail |
|---|
public void paintComponent(Graphics g)
paintComponent in class JComponentg - the Graphics object onto which to draw.public void mousePressed(MouseEvent event)
mousePressed in interface MouseListenerevent - The MouseEvent that caused this method to be invoked.public void mouseReleased(MouseEvent event)
mouseReleased in interface MouseListenerevent - The MouseEvent that caused this method to be invoked.public void mouseEntered(MouseEvent event)
mouseEntered in interface MouseListenerevent - The MouseEvent that caused this method to be invoked.public void mouseExited(MouseEvent event)
mouseExited in interface MouseListenerevent - The MouseEvent that caused this method to be invoked.public void mouseClicked(MouseEvent event)
mouseClicked in interface MouseListenerevent - The MouseEvent that caused this method to be invoked.public void mouseDragged(MouseEvent event)
mouseDragged in interface MouseMotionListenerevent - The MouseEvent that caused this method to be invoked.public void mouseMoved(MouseEvent event)
mouseMoved in interface MouseMotionListenerevent - The MouseEvent that caused this method to be invoked.public void run()
run in interface Runnable
|
||||||||||
| PREV CLASS NEXT CLASS | FRAMES NO FRAMES | |||||||||
| SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD | |||||||||