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java.lang.Objectorg.eclipse.swt.widgets.Widget
org.eclipse.swt.widgets.Control
org.eclipse.swt.widgets.Scrollable
org.eclipse.swt.widgets.Composite
org.eclipse.swt.widgets.Canvas
org.eclipse.contribution.visualiser.views.VisualiserCanvas
This class is the core of the visualiser rendering. It manages the view's drawing surface, providing double buffering, scaling, scrollbar management, keyboard traversal support, and tooltip management. It delegates to implementations of the IVisualiserRenderer interface to actually render the columns.
Field Summary | |
static org.eclipse.swt.graphics.Color |
VIS_BG_COLOUR
|
Fields inherited from class org.eclipse.swt.widgets.Control |
handle |
Constructor Summary | |
VisualiserCanvas(org.eclipse.swt.widgets.Composite parent,
Visualiser vis)
|
Method Summary | |
void |
dispose()
|
void |
redraw(java.util.List data)
This is the main route into this class. |
void |
zoomIn()
Zoom in and repaint, if not at maximum zoom already |
void |
zoomOut()
Zoom out and repaint, if not at minumum zoom already |
Methods inherited from class org.eclipse.swt.widgets.Canvas |
getCaret, scroll, setCaret, setFont |
Methods inherited from class org.eclipse.swt.widgets.Composite |
checkSubclass, computeSize, getChildren, getLayout, getTabList, layout, layout, setFocus, setLayout, setTabList |
Methods inherited from class org.eclipse.swt.widgets.Scrollable |
computeTrim, getClientArea, getHorizontalBar, getVerticalBar |
Methods inherited from class org.eclipse.swt.widgets.Control |
addControlListener, addFocusListener, addHelpListener, addKeyListener, addMouseListener, addMouseMoveListener, addMouseTrackListener, addPaintListener, addTraverseListener, computeSize, forceFocus, getAccessible, getBackground, getBorderWidth, getBounds, getEnabled, getFont, getForeground, getLayoutData, getLocation, getMenu, getMonitor, getParent, getShell, getSize, getToolTipText, getVisible, internal_dispose_GC, internal_new_GC, isEnabled, isFocusControl, isReparentable, isVisible, moveAbove, moveBelow, pack, pack, redraw, redraw, removeControlListener, removeFocusListener, removeHelpListener, removeKeyListener, removeMouseListener, removeMouseMoveListener, removeMouseTrackListener, removePaintListener, removeTraverseListener, setBackground, setBounds, setBounds, setCapture, setCursor, setEnabled, setForeground, setLayoutData, setLocation, setLocation, setMenu, setParent, setRedraw, setSize, setSize, setToolTipText, setVisible, toControl, toControl, toDisplay, toDisplay, traverse, update |
Methods inherited from class org.eclipse.swt.widgets.Widget |
addDisposeListener, addListener, checkWidget, getData, getData, getDisplay, getStyle, isDisposed, isListening, notifyListeners, removeDisposeListener, removeListener, removeListener, setData, setData, toString |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
public static org.eclipse.swt.graphics.Color VIS_BG_COLOUR
Constructor Detail |
public VisualiserCanvas(org.eclipse.swt.widgets.Composite parent, Visualiser vis)
parent
- vis
- Method Detail |
public void redraw(java.util.List data)
data
- public void zoomIn()
public void zoomOut()
public void dispose()
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