public class DOTLinePainter extends JPanel implements DisplayObjectPainter
JPanel.AccessibleJPanelJComponent.AccessibleJComponentContainer.AccessibleAWTContainerComponent.AccessibleAWTComponent, Component.BaselineResizeBehavior, Component.BltBufferStrategy, Component.FlipBufferStrategy| Modifier and Type | Field and Description |
|---|---|
(package private) static float[] |
_dashes |
accessibleContext, listenerList, TOOL_TIP_TEXT_KEY, ui, UNDEFINED_CONDITION, WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, WHEN_FOCUSED, WHEN_IN_FOCUSED_WINDOWBOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENTABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH| Constructor and Description |
|---|
DOTLinePainter() |
| Modifier and Type | Method and Description |
|---|---|
private Point2D.Double |
calculateTranslatedPoint(Point2D.Double a,
Point2D.Double b,
double d)
Berechnet in der Ebene einen um
|d| Einheiten verschobenen Punkt, den man erhält, wenn
man den Punkt a senkrecht zu der durch die Punkte a und b
gegebenen Linie verschiebt. |
private void |
dumpPolyline(Path2D.Double polyline,
Path2D.Double newPolyline) |
Rectangle |
getBoundingRectangle(DisplayObject displayObject,
int type)
Diese Methode gibt das umgebende Rechteck des DisplayObjects für den angebenen Typen zurück.
|
List<Object> |
getCoordinates(List<Object> coordinates,
int type)
Diese Methode berechnet aus den übergebenen Koordinaten die Koordinaten zu dem übergebenen Typ.
|
private Point2D.Double |
getFirstPoint(Point2D.Double p1,
Point2D.Double p2,
int distance) |
private Point2D.Double |
getLastPoint(Point2D.Double p1,
Point2D.Double p2,
int distance) |
private Path2D.Double |
getMovedPolyline(Path2D.Double polyline,
int distance) |
private Point2D.Double |
getNextPoint(Point2D.Double p1,
Point2D.Double p2,
int distance) |
void |
paintDisplayObject(MapPane mapPane,
Graphics2D g2D,
DisplayObject displayObject,
boolean selected)
Implementationen dieser Methode werden aufgerufen, wenn das DisplayObject gezeichnet werden soll.
|
private static int |
sizeOf(Path2D.Double polyline) |
getAccessibleContext, getUI, getUIClassID, paramString, setUI, updateUIaddAncestorListener, addNotify, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, fireVetoableChange, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAncestorListeners, getAutoscrolls, getBaseline, getBaselineResizeBehavior, getBorder, getBounds, getClientProperty, getComponentGraphics, getComponentPopupMenu, getConditionForKeyStroke, getDebugGraphicsOptions, getDefaultLocale, getFontMetrics, getGraphics, getHeight, getInheritsPopupMenu, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getMinimumSize, getNextFocusableComponent, getPopupLocation, getPreferredSize, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getToolTipText, getTopLevelAncestor, getTransferHandler, getVerifyInputWhenFocusTarget, getVetoableChangeListeners, getVisibleRect, getWidth, getX, getY, grabFocus, hide, isDoubleBuffered, isLightweightComponent, isManagingFocus, isOpaque, isOptimizedDrawingEnabled, isPaintingForPrint, isPaintingOrigin, isPaintingTile, isRequestFocusEnabled, isValidateRoot, paint, paintBorder, paintChildren, paintComponent, paintImmediately, paintImmediately, print, printAll, printBorder, printChildren, printComponent, processComponentKeyEvent, processKeyBinding, processKeyEvent, processMouseEvent, processMouseMotionEvent, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removeVetoableChangeListener, repaint, repaint, requestDefaultFocus, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, resetKeyboardActions, reshape, revalidate, scrollRectToVisible, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, setBorder, setComponentPopupMenu, setDebugGraphicsOptions, setDefaultLocale, setDoubleBuffered, setEnabled, setFocusTraversalKeys, setFont, setForeground, setInheritsPopupMenu, setInputMap, setInputVerifier, setMaximumSize, setMinimumSize, setNextFocusableComponent, setOpaque, setPreferredSize, setRequestFocusEnabled, setToolTipText, setTransferHandler, setUI, setVerifyInputWhenFocusTarget, setVisible, unregisterKeyboardAction, updateadd, add, add, add, add, addContainerListener, addImpl, addPropertyChangeListener, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getComponentZOrder, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getLayout, getMousePosition, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicyProvider, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paintComponents, preferredSize, printComponents, processContainerEvent, processEvent, remove, remove, removeAll, removeContainerListener, setComponentZOrder, setFocusCycleRoot, setFocusTraversalPolicy, setFocusTraversalPolicyProvider, setLayout, transferFocusDownCycle, validate, validateTreeaction, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, bounds, checkImage, checkImage, coalesceEvents, contains, createImage, createImage, createVolatileImage, createVolatileImage, disableEvents, dispatchEvent, enable, enableEvents, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getBackground, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getForeground, getGraphicsConfiguration, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocale, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPeer, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getToolkit, getTreeLock, gotFocus, handleEvent, hasFocus, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isPreferredSizeSet, isShowing, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, postEvent, prepareImage, prepareImage, processComponentEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, resize, resize, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setFocusable, setFocusTraversalKeysEnabled, setIgnoreRepaint, setLocale, setLocation, setLocation, setName, setSize, setSize, show, show, size, toString, transferFocus, transferFocusBackward, transferFocusUpCyclepublic void paintDisplayObject(MapPane mapPane, Graphics2D g2D, DisplayObject displayObject, boolean selected)
DisplayObjectPainterdisplayObject die Methode
DisplayObject.getCoordinates(int type)
aufgerufen werden. Diese bewerkstelligt einen lazy Cache; sind die Daten nicht vorhanden, so wird die
Erzeugung an die Methode DisplayObjectPainter.getCoordinates(java.util.List<java.lang.Object>, int) delegiert, wo auch die Auswertung des Integer-Wertes
stattfindet.paintDisplayObject in interface DisplayObjectPaintermapPane - die Kartenansichtg2D - ein Graphics2D-Objekt zum ZeichnendisplayObject - das DisplayObjectselected - true genau dann, wenn das DisplayObject selektiert istprivate void dumpPolyline(Path2D.Double polyline, Path2D.Double newPolyline)
private Path2D.Double getMovedPolyline(Path2D.Double polyline, int distance)
private static int sizeOf(Path2D.Double polyline)
private Point2D.Double getFirstPoint(Point2D.Double p1, Point2D.Double p2, int distance)
private Point2D.Double getNextPoint(Point2D.Double p1, Point2D.Double p2, int distance)
private Point2D.Double getLastPoint(Point2D.Double p1, Point2D.Double p2, int distance)
private Point2D.Double calculateTranslatedPoint(Point2D.Double a, Point2D.Double b, double d)
|d| Einheiten verschobenen Punkt, den man erhält, wenn
man den Punkt a senkrecht zu der durch die Punkte a und b
gegebenen Linie verschiebt. Das Vorzeichen von d entscheidet über die Richtung der
Verschiebung: bei positiven Vorzeichen wird der Punkt nach rechts verschoben, wenn man von a
nach b blickt, sonst nach links.
Die Punkte a und b müssen verschieden sein, damit die Verbindungslinie
eine Richtung und eine nicht verschwindende Länge besitzt.
public Rectangle getBoundingRectangle(DisplayObject displayObject, int type)
DisplayObjectPaintertype wird in DisplayObjectPainter.getCoordinates(java.util.List<java.lang.Object>, int) informiert.
Diese Methode wird nur aus DisplayObject.getBoundingRectangle( int type) heraus aufgerufen,
wo bereits ein lazy Cache für die Rückgabewerte installiert ist.getBoundingRectangle in interface DisplayObjectPainterdisplayObject - das DisplayObjectpublic List<Object> getCoordinates(List<Object> coordinates, int type)
DisplayObjectPainterIn der 4 Standard-Plugins wird nur bei Linien von verschiedenen Typen Gebrauch gemacht: der Typ stellt hier die Verschiebung der Koordinaten dar. Alle anderen Implementation rufen die Methode nur mit dem Wert 0 auf.
getCoordinates in interface DisplayObjectPaintercoordinates - die Originalkoordinatentype - der gewünschte Koordinatentyp