Java Doc for JGraphEditorNavigator.java in  » Graphic-Library » jgraphpad » com » jgraph » editor » factory » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Graphic Library » jgraphpad » com.jgraph.editor.factory   Source Cross Reference   Class Diagram   Java Document (Java Doc)   javax.swing.JPanel    com.jgraph.editor.factory.JGraphEditorNavigator JGraphEditorNavigator public class JGraphEditorNavigator extends JPanel implements GraphLayoutCacheListener,GraphModelListener,PropertyChangeListener,AdjustmentListener(Code) Birds-eye view on a graph. The displayed graph may be changed at runtime. The class provides the FactoryMethod to be added to an editor factory. Inner Class :public class NavigatorPane extends JScrollPane implements MouseListener,MouseMotionListener Inner Class :public static class FactoryMethod extends JGraphEditorFactoryMethod Field Summary final protected static  Cursor CURSOR_DEFAULTCURSOR_HAND      Shared cursor objects to avoid expensive constructor calls. public static  Color DEFAULT_BACKGROUND      Shared cursor objects to avoid expensive constructor calls. protected  JGraph backingGraph      Holds the backing graph and references the displayed (current) graph. protected  ComponentListener componentListener      Component listener to udpate the scale. protected  WeakReference currentGraph      Weak reference to the current graph. protected transient  GraphLayoutCache initialLayoutCache      References the inital layout cache of the backing graph. protected  boolean isBackgroundImageVisible      Specifies whether the background image of the enclosing diagram pane should be visible. protected  double maximumScale      Specifies the maximum scale for the navigator view. protected  NavigatorPane navigatorPane      Holds the navigator pane the displays the backing graph. Constructor Summary public   JGraphEditorNavigator(JGraph backingGraph)      Constructs a new graph navigator using backingGraph to display the graph in JGraphEditorNavigator.currentGraph . Method Summary public  void adjustmentValueChanged(AdjustmentEvent e)      public  JGraph getBackingGraph()      Returns the backing graph that is used to display JGraphEditorNavigator.currentGraph . public  JGraph getCurrentGraph()      Returns the graph that is currently displayed. public  double getMaximumScale()      Returns the maximum scale to be used for the backing graph. public static  JGraph getParentGraph(Component component)      Helper method that returns the parent JGraph for the specified component in the component hierarchy. public static  JScrollPane getParentScrollPane(Component component)      Helper method that returns the parent scrollpane for the specified component in the component hierarchy. public  NavigatorPane getScrollPane()      Returns the navigator pane that contains the backing graph. public  void graphChanged(GraphModelEvent e)      public  void graphLayoutCacheChanged(GraphLayoutCacheEvent e)      public  boolean isBackgroundImageVisible()      public  void propertyChange(PropertyChangeEvent event)      public  void setBackgroundImageVisible(boolean isBackgroundImageVisible)      public  void setBackingGraph(JGraph backingGraph)      Sets the backing graph that is used to display JGraphEditorNavigator.currentGraph . public  void setCurrentGraph(JGraph sourceGraph)      Sets the graph that is currently displayed. public  void setMaximumScale(double maximumScale)      Sets the maximum scale to be used for the backing graph. protected  void updateScale()      Updates the scale of the backing graph. Field Detail CURSOR_DEFAULTCURSOR_HAND final protected static Cursor CURSOR_DEFAULTCURSOR_HAND(Code) Shared cursor objects to avoid expensive constructor calls. DEFAULT_BACKGROUND public static Color DEFAULT_BACKGROUND(Code) Shared cursor objects to avoid expensive constructor calls. backingGraph protected JGraph backingGraph(Code) Holds the backing graph and references the displayed (current) graph. componentListener protected ComponentListener componentListener(Code) Component listener to udpate the scale. currentGraph protected WeakReference currentGraph(Code) Weak reference to the current graph. initialLayoutCache protected transient GraphLayoutCache initialLayoutCache(Code) References the inital layout cache of the backing graph. isBackgroundImageVisible protected boolean isBackgroundImageVisible(Code) Specifies whether the background image of the enclosing diagram pane should be visible. Default is true. maximumScale protected double maximumScale(Code) Specifies the maximum scale for the navigator view. Default is 0.5 navigatorPane protected NavigatorPane navigatorPane(Code) Holds the navigator pane the displays the backing graph. Constructor Detail JGraphEditorNavigator public JGraphEditorNavigator(JGraph backingGraph)(Code) Constructs a new graph navigator using backingGraph to display the graph in JGraphEditorNavigator.currentGraph . Parameters:   backingGraph - The backing graph to render the display. Method Detail adjustmentValueChanged public void adjustmentValueChanged(AdjustmentEvent e)(Code) getBackingGraph public JGraph getBackingGraph()(Code) Returns the backing graph that is used to display JGraphEditorNavigator.currentGraph . Returns the backing graph. getCurrentGraph public JGraph getCurrentGraph()(Code) Returns the graph that is currently displayed. Returns the backing graph. getMaximumScale public double getMaximumScale()(Code) Returns the maximum scale to be used for the backing graph. Returns the maximumScale. getParentGraph public static JGraph getParentGraph(Component component)(Code) Helper method that returns the parent JGraph for the specified component in the component hierarchy. The component itself is never returned. Returns the parent scrollpane or component. getParentScrollPane public static JScrollPane getParentScrollPane(Component component)(Code) Helper method that returns the parent scrollpane for the specified component in the component hierarchy. If the component is itself a scrollpane then it is returned. Returns the parent scrollpane or component. getScrollPane public NavigatorPane getScrollPane()(Code) Returns the navigator pane that contains the backing graph. Returns the navigator pane. graphChanged public void graphChanged(GraphModelEvent e)(Code) graphLayoutCacheChanged public void graphLayoutCacheChanged(GraphLayoutCacheEvent e)(Code) isBackgroundImageVisible public boolean isBackgroundImageVisible()(Code) Returns the isBackgroundImageVisible. propertyChange public void propertyChange(PropertyChangeEvent event)(Code) setBackgroundImageVisible public void setBackgroundImageVisible(boolean isBackgroundImageVisible)(Code) Parameters:   isBackgroundImageVisible - The isBackgroundImageVisible to set. setBackingGraph public void setBackingGraph(JGraph backingGraph)(Code) Sets the backing graph that is used to display JGraphEditorNavigator.currentGraph . Parameters:   backingGraph - The backing graph to set. setCurrentGraph public void setCurrentGraph(JGraph sourceGraph)(Code) Sets the graph that is currently displayed. Parameters:   sourceGraph - The current graph to set. setMaximumScale public void setMaximumScale(double maximumScale)(Code) Sets the maximum scale to be used for the backing graph. Parameters:   maximumScale - The maximumScale to set. updateScale protected void updateScale()(Code) Updates the scale of the backing graph. Methods inherited from javax.swing.JPanel public AccessibleContext getAccessibleContext()(Code)(Java Doc) public PanelUI getUI()(Code)(Java Doc) public String getUIClassID()(Code)(Java Doc) protected String paramString()(Code)(Java Doc) public void setUI(PanelUI ui)(Code)(Java Doc) public void updateUI()(Code)(Java Doc)