diff options
Diffstat (limited to 'systemtap/org.eclipse.linuxtools.systemtap.graphing.ui/src/org/eclipse/linuxtools/systemtap/graphing/ui/charts/AbstractChartBuilder.java')
| -rw-r--r-- | systemtap/org.eclipse.linuxtools.systemtap.graphing.ui/src/org/eclipse/linuxtools/systemtap/graphing/ui/charts/AbstractChartBuilder.java | 696 |
1 files changed, 348 insertions, 348 deletions
diff --git a/systemtap/org.eclipse.linuxtools.systemtap.graphing.ui/src/org/eclipse/linuxtools/systemtap/graphing/ui/charts/AbstractChartBuilder.java b/systemtap/org.eclipse.linuxtools.systemtap.graphing.ui/src/org/eclipse/linuxtools/systemtap/graphing/ui/charts/AbstractChartBuilder.java index ada3702676..54c848e58d 100644 --- a/systemtap/org.eclipse.linuxtools.systemtap.graphing.ui/src/org/eclipse/linuxtools/systemtap/graphing/ui/charts/AbstractChartBuilder.java +++ b/systemtap/org.eclipse.linuxtools.systemtap.graphing.ui/src/org/eclipse/linuxtools/systemtap/graphing/ui/charts/AbstractChartBuilder.java @@ -40,354 +40,354 @@ import org.swtchart.ITitle; */ public abstract class AbstractChartBuilder extends Composite implements IUpdateListener{ - /** - * Font name for all titles, labels, and values. - */ - protected final static String FONT_NAME = "MS Sans Serif"; //$NON-NLS-1$ - protected int maxItems; - protected double scale = 1.0; - /** - * @since 3.0 - */ - protected double scaleY = 1.0; - /** - * @since 3.0 - */ - protected double scroll = 1.0; - /** - * @since 3.0 - */ - protected double scrollY = 1.0; - - /** - * Provides data for chart. - */ - protected IAdapter adapter = null; - protected int xseries; - protected int[] yseries; - - protected static final Color WHITE = Display.getDefault().getSystemColor(SWT.COLOR_WHITE); - protected static final Color BLACK = Display.getDefault().getSystemColor(SWT.COLOR_BLACK); - protected static final Color RED = Display.getDefault().getSystemColor(SWT.COLOR_RED); - - protected static final Color[] COLORS = { - RED, - Display.getDefault().getSystemColor(SWT.COLOR_GREEN), - Display.getDefault().getSystemColor(SWT.COLOR_BLUE), - Display.getDefault().getSystemColor(SWT.COLOR_YELLOW), - Display.getDefault().getSystemColor(SWT.COLOR_MAGENTA), - Display.getDefault().getSystemColor(SWT.COLOR_CYAN), - BLACK, - new Color(Display.getDefault(), 64, 128, 128), - new Color(Display.getDefault(), 255, 165, 0), - new Color(Display.getDefault(), 128, 128, 128), - }; - /** - * Chart instance. - */ - protected Chart chart = null; - - /** - * Chart title. - */ - protected String title = null; - - private List<IUpdateListener> listeners = new ArrayList<>(); - - /** - * The mouse listener that watches for MouseMove events over a specified region. - * It is null by default. - * @since 3.0 - */ - protected ChartMouseMoveListener chartMouseMoveListener = null; - - public abstract void updateDataSet(); - - /** - * A reference to the SystemTap Graphing preference store. - * @since 3.0 - */ - protected IPreferenceStore store; - /** - * Updates the chart with properties read from user-set preferences. It is called automatically - * whenever a change is made to SystemTap Graphing preferences. - * @param event The update event containing details on the preference that was changed. - * @since 3.0 - */ - protected void updateProperties(PropertyChangeEvent event) { - if (event.getProperty().equals(GraphingPreferenceConstants.P_VIEWABLE_DATA_ITEMS) - || event.getProperty().equals(GraphingPreferenceConstants.P_MAX_DATA_ITEMS)) { - maxItems = Math.min(store.getInt(GraphingPreferenceConstants.P_VIEWABLE_DATA_ITEMS), - store.getInt(GraphingPreferenceConstants.P_MAX_DATA_ITEMS)); - updateDataSet(); - } - } - private IPropertyChangeListener propertyChangeListener; - - /** - * Constructs one chart builder and associate it to one data set. - */ - public AbstractChartBuilder(IAdapter adapter, Composite parent, int style, String title) { - super(parent, style); - this.adapter = adapter; - this.title = title; - this.setLayout(new FillLayout()); - - store = GraphingUIPlugin.getDefault().getPreferenceStore(); - maxItems = Math.min(store.getInt(GraphingPreferenceConstants.P_VIEWABLE_DATA_ITEMS), - store.getInt(GraphingPreferenceConstants.P_MAX_DATA_ITEMS)); - - propertyChangeListener = new IPropertyChangeListener() { - @Override - public void propertyChange(PropertyChangeEvent event) { - updateProperties(event); - } - }; - store.addPropertyChangeListener(propertyChangeListener); - } - - @Override - public void dispose() { - store.removePropertyChangeListener(propertyChangeListener); - propertyChangeListener = null; - super.dispose(); - } - - /** - * Builds one chart. - */ - public void build() { - createChart(); - buildPlot(); - buildLegend(); - buildTitle(); - buildXAxis(); - buildYAxis(); - buildXSeries(); - buildYSeries(); - updateDataSet(); - } - - /** - * Creates chart instance. - */ - protected void createChart() { - this.chart = new Chart(this, getStyle()); - } - - /** - * Builds plot. - */ - private void buildPlot() { - this.chart.setBackground(WHITE); - this.chart.setBackgroundInPlotArea(WHITE); - } - - /** - * Builds X axis. - */ - protected void buildXAxis() {} - - /** - * Builds Y axis. - */ - protected void buildYAxis() {} - - /** - * Builds X series. - */ - protected void buildXSeries() {} - - /** - * Builds Y series. - */ - protected void buildYSeries() {} - - /** - * Builds legend. - * - */ - private void buildLegend() { - chart.getLegend().setPosition(SWT.RIGHT); - } - - /** - * Builds the chart title. - */ - private void buildTitle() { - ITitle ctitle = chart.getTitle(); - ctitle.setForeground(BLACK); - ctitle.setText(this.title); - } - - /** - * Returns the chart instance. - * - * @return the chart instance - */ - public Chart getChart() { - return chart; - } - - public void setScale(double scale) { - if (scale < 0) { - this.scale = 0; - } else if (scale > 1) { - this.scale = 1; - } else { - this.scale = scale; - } - handleUpdateEvent(); - } - - /** - * @since 3.0 - * @return The current horizontal scale of the chart. - */ - public double getScale() { - return this.scale; - } - - /** - * @since 3.0 - */ - public void setScaleY(double scale) { - if (scale < 0) { - this.scaleY = 0; - } else if (scale > 1) { - this.scaleY = 1; - } else { - this.scaleY = scale; - } - handleUpdateEvent(); - } - - /** - * @since 3.0 - * @return The current vertical scale of the chart. - */ - public double getScaleY() { - return this.scaleY; - } - - /** - * @since 3.0 - */ - public void setScroll(double scroll) { - if (scroll < 0) { - this.scroll = 0; - } else if (scroll > 1) { - this.scroll = 1; - } else { - this.scroll = scroll; - } - handleUpdateEvent(); - } - - /** - * @since 3.0 - * @return The current horizontal scroll of the chart. - */ - public double getScroll() { - return this.scroll; - } - - /** - * @since 3.0 - */ - public void setScrollY(double scroll) { - if (scroll < 0) { - this.scrollY = 0; - } else if (scroll > 1) { - this.scrollY = 1; - } else { - this.scrollY = scroll; - } - handleUpdateEvent(); - } - - /** - * @since 3.0 - * @return The current vertical scroll of the chart. - */ - public double getScrollY() { - return this.scrollY; - } - - /** - * @since 3.0 - */ - protected Double getDoubleOrNullValue(Object o) { - if (o == null) { - return null; - } - if (o instanceof Integer) { - return ((Integer)o).doubleValue(); - } - if (o instanceof Double) { - return (Double) o; - } - try { - return new Double(o.toString()); - } catch (NumberFormatException e) { - return null; - } - } - - @Override - public void handleUpdateEvent() { - if (chart != null && !chart.isDisposed()) { - repaint(); - } - } - - /** - * @since 3.0 - */ - public void addUpdateListener(IUpdateListener l) { - listeners.add(l); - } - - /** - * @since 3.0 - */ - public boolean removeUpdateListener(IUpdateListener l) { - return listeners.remove(l); - } - - private void repaint() { - getDisplay().asyncExec(new Runnable() { - @Override - public void run() { - if (!chart.isDisposed()) { - updateDataSet(); - for (IUpdateListener l : listeners) { - l.handleUpdateEvent(); - } - } + /** + * Font name for all titles, labels, and values. + */ + protected final static String FONT_NAME = "MS Sans Serif"; //$NON-NLS-1$ + protected int maxItems; + protected double scale = 1.0; + /** + * @since 3.0 + */ + protected double scaleY = 1.0; + /** + * @since 3.0 + */ + protected double scroll = 1.0; + /** + * @since 3.0 + */ + protected double scrollY = 1.0; + + /** + * Provides data for chart. + */ + protected IAdapter adapter = null; + protected int xseries; + protected int[] yseries; + + protected static final Color WHITE = Display.getDefault().getSystemColor(SWT.COLOR_WHITE); + protected static final Color BLACK = Display.getDefault().getSystemColor(SWT.COLOR_BLACK); + protected static final Color RED = Display.getDefault().getSystemColor(SWT.COLOR_RED); + + protected static final Color[] COLORS = { + RED, + Display.getDefault().getSystemColor(SWT.COLOR_GREEN), + Display.getDefault().getSystemColor(SWT.COLOR_BLUE), + Display.getDefault().getSystemColor(SWT.COLOR_YELLOW), + Display.getDefault().getSystemColor(SWT.COLOR_MAGENTA), + Display.getDefault().getSystemColor(SWT.COLOR_CYAN), + BLACK, + new Color(Display.getDefault(), 64, 128, 128), + new Color(Display.getDefault(), 255, 165, 0), + new Color(Display.getDefault(), 128, 128, 128), + }; + /** + * Chart instance. + */ + protected Chart chart = null; + + /** + * Chart title. + */ + protected String title = null; + + private List<IUpdateListener> listeners = new ArrayList<>(); + + /** + * The mouse listener that watches for MouseMove events over a specified region. + * It is null by default. + * @since 3.0 + */ + protected ChartMouseMoveListener chartMouseMoveListener = null; + + public abstract void updateDataSet(); + + /** + * A reference to the SystemTap Graphing preference store. + * @since 3.0 + */ + protected IPreferenceStore store; + /** + * Updates the chart with properties read from user-set preferences. It is called automatically + * whenever a change is made to SystemTap Graphing preferences. + * @param event The update event containing details on the preference that was changed. + * @since 3.0 + */ + protected void updateProperties(PropertyChangeEvent event) { + if (event.getProperty().equals(GraphingPreferenceConstants.P_VIEWABLE_DATA_ITEMS) + || event.getProperty().equals(GraphingPreferenceConstants.P_MAX_DATA_ITEMS)) { + maxItems = Math.min(store.getInt(GraphingPreferenceConstants.P_VIEWABLE_DATA_ITEMS), + store.getInt(GraphingPreferenceConstants.P_MAX_DATA_ITEMS)); + updateDataSet(); + } + } + private IPropertyChangeListener propertyChangeListener; + + /** + * Constructs one chart builder and associate it to one data set. + */ + public AbstractChartBuilder(IAdapter adapter, Composite parent, int style, String title) { + super(parent, style); + this.adapter = adapter; + this.title = title; + this.setLayout(new FillLayout()); + + store = GraphingUIPlugin.getDefault().getPreferenceStore(); + maxItems = Math.min(store.getInt(GraphingPreferenceConstants.P_VIEWABLE_DATA_ITEMS), + store.getInt(GraphingPreferenceConstants.P_MAX_DATA_ITEMS)); + + propertyChangeListener = new IPropertyChangeListener() { + @Override + public void propertyChange(PropertyChangeEvent event) { + updateProperties(event); } - }); - } - - /** - * Given an array of label strings, returns a new array in which all duplicate labels - * have been given unique names. - * @return A new array containing unique label names. - * @since 3.0 - */ - protected String[] getUniqueNames(String[] labels) { - Set<String> labelsUnique = new LinkedHashSet<>(); - for (String label : labels) { - int count = 1; - while (!labelsUnique.add(makeCountedLabel(label, count))) { - count++; - } - } - return labelsUnique.toArray(new String[labels.length]); - } - - private String makeCountedLabel(String original, int count) { - return count <= 1 ? original : original.concat(String.format(" (%d)", count)); //$NON-NLS-1$ - } + }; + store.addPropertyChangeListener(propertyChangeListener); + } + + @Override + public void dispose() { + store.removePropertyChangeListener(propertyChangeListener); + propertyChangeListener = null; + super.dispose(); + } + + /** + * Builds one chart. + */ + public void build() { + createChart(); + buildPlot(); + buildLegend(); + buildTitle(); + buildXAxis(); + buildYAxis(); + buildXSeries(); + buildYSeries(); + updateDataSet(); + } + + /** + * Creates chart instance. + */ + protected void createChart() { + this.chart = new Chart(this, getStyle()); + } + + /** + * Builds plot. + */ + private void buildPlot() { + this.chart.setBackground(WHITE); + this.chart.setBackgroundInPlotArea(WHITE); + } + + /** + * Builds X axis. + */ + protected void buildXAxis() {} + + /** + * Builds Y axis. + */ + protected void buildYAxis() {} + + /** + * Builds X series. + */ + protected void buildXSeries() {} + + /** + * Builds Y series. + */ + protected void buildYSeries() {} + + /** + * Builds legend. + * + */ + private void buildLegend() { + chart.getLegend().setPosition(SWT.RIGHT); + } + + /** + * Builds the chart title. + */ + private void buildTitle() { + ITitle ctitle = chart.getTitle(); + ctitle.setForeground(BLACK); + ctitle.setText(this.title); + } + + /** + * Returns the chart instance. + * + * @return the chart instance + */ + public Chart getChart() { + return chart; + } + + public void setScale(double scale) { + if (scale < 0) { + this.scale = 0; + } else if (scale > 1) { + this.scale = 1; + } else { + this.scale = scale; + } + handleUpdateEvent(); + } + + /** + * @since 3.0 + * @return The current horizontal scale of the chart. + */ + public double getScale() { + return this.scale; + } + + /** + * @since 3.0 + */ + public void setScaleY(double scale) { + if (scale < 0) { + this.scaleY = 0; + } else if (scale > 1) { + this.scaleY = 1; + } else { + this.scaleY = scale; + } + handleUpdateEvent(); + } + + /** + * @since 3.0 + * @return The current vertical scale of the chart. + */ + public double getScaleY() { + return this.scaleY; + } + + /** + * @since 3.0 + */ + public void setScroll(double scroll) { + if (scroll < 0) { + this.scroll = 0; + } else if (scroll > 1) { + this.scroll = 1; + } else { + this.scroll = scroll; + } + handleUpdateEvent(); + } + + /** + * @since 3.0 + * @return The current horizontal scroll of the chart. + */ + public double getScroll() { + return this.scroll; + } + + /** + * @since 3.0 + */ + public void setScrollY(double scroll) { + if (scroll < 0) { + this.scrollY = 0; + } else if (scroll > 1) { + this.scrollY = 1; + } else { + this.scrollY = scroll; + } + handleUpdateEvent(); + } + + /** + * @since 3.0 + * @return The current vertical scroll of the chart. + */ + public double getScrollY() { + return this.scrollY; + } + + /** + * @since 3.0 + */ + protected Double getDoubleOrNullValue(Object o) { + if (o == null) { + return null; + } + if (o instanceof Integer) { + return ((Integer)o).doubleValue(); + } + if (o instanceof Double) { + return (Double) o; + } + try { + return new Double(o.toString()); + } catch (NumberFormatException e) { + return null; + } + } + + @Override + public void handleUpdateEvent() { + if (chart != null && !chart.isDisposed()) { + repaint(); + } + } + + /** + * @since 3.0 + */ + public void addUpdateListener(IUpdateListener l) { + listeners.add(l); + } + + /** + * @since 3.0 + */ + public boolean removeUpdateListener(IUpdateListener l) { + return listeners.remove(l); + } + + private void repaint() { + getDisplay().asyncExec(new Runnable() { + @Override + public void run() { + if (!chart.isDisposed()) { + updateDataSet(); + for (IUpdateListener l : listeners) { + l.handleUpdateEvent(); + } + } + } + }); + } + + /** + * Given an array of label strings, returns a new array in which all duplicate labels + * have been given unique names. + * @return A new array containing unique label names. + * @since 3.0 + */ + protected String[] getUniqueNames(String[] labels) { + Set<String> labelsUnique = new LinkedHashSet<>(); + for (String label : labels) { + int count = 1; + while (!labelsUnique.add(makeCountedLabel(label, count))) { + count++; + } + } + return labelsUnique.toArray(new String[labels.length]); + } + + private String makeCountedLabel(String original, int count) { + return count <= 1 ? original : original.concat(String.format(" (%d)", count)); //$NON-NLS-1$ + } } |