swtaxiseditor.java

提供JFreechart图表功能, 提供JFreechart图表功能,提供JFreechart图表功能

                "Paint"));
        // Use a colored text field to show the color
        final SWTPaintCanvas colorCanvas = new SWTPaintCanvas(general, 
                SWT.NONE, this.labelPaintColor);
        GridData canvasGridData = new GridData(SWT.FILL, SWT.CENTER, true, 
                false);
        canvasGridData.heightHint = 20;
        colorCanvas.setLayoutData(canvasGridData);
        Button selectColorButton = new Button(general, SWT.PUSH);
        selectColorButton.setText(localizationResources.getString("Select..."));
        selectColorButton.addSelectionListener(
                new SelectionAdapter() {
                    public void widgetSelected(SelectionEvent event) {
                        // Create the color-change dialog
                        ColorDialog dlg = new ColorDialog(getShell());
                        dlg.setText(localizationResources.getString(
                                "Title_Color"));
                        dlg.setRGB(SWTAxisEditor.this.labelPaintColor.getRGB());
                        RGB rgb = dlg.open();
                        if (rgb != null) {
                          // create the new color and set it to the 
                          // SwtPaintCanvas
                            SWTAxisEditor.this.labelPaintColor = new Color(
                                    getDisplay(), rgb);
                            colorCanvas.setColor(
                                    SWTAxisEditor.this.labelPaintColor);
                        }
                    }
                }
        );
        Group other = new Group(this, SWT.NONE);
        FillLayout tabLayout = new FillLayout();
        tabLayout.marginHeight = tabLayout.marginWidth = 4;
        other.setLayout(tabLayout);
        other.setText(localizationResources.getString("Other"));
        
        this.otherTabs = new TabFolder(other, SWT.NONE);
        TabItem item1 = new TabItem(this.otherTabs, SWT.NONE);
        item1.setText(" " + localizationResources.getString("Ticks") + " ");
        Composite ticks = new Composite(this.otherTabs, SWT.NONE);
        ticks.setLayout(new GridLayout(3, false));
        this.showTickLabelsCheckBox = new Button(ticks, SWT.CHECK);
        this.showTickLabelsCheckBox.setText(localizationResources.getString(
                "Show_tick_labels"));
        this.showTickLabelsCheckBox.setSelection(axis.isTickLabelsVisible());
        this.showTickLabelsCheckBox.setLayoutData(new GridData(SWT.FILL, 
                SWT.CENTER, true, false, 3, 1));
        new Label(ticks, SWT.NONE).setText(localizationResources.getString(
                "Tick_label_font"));
        this.tickLabelFontField = new Text(ticks, SWT.BORDER);
        this.tickLabelFontField.setText(this.tickLabelFont.toString());
        //tickLabelFontField.setFont(SwtUtils.toSwtFontData(getDisplay(), 
        // axis.getTickLabelFont()));
        this.tickLabelFontField.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, 
                true, false));
        Button selectTickLabelFontButton = new Button(ticks, SWT.PUSH);
        selectTickLabelFontButton.setText(localizationResources.getString(
                "Select..."));
        selectTickLabelFontButton.addSelectionListener(
                new SelectionAdapter() {
                    public void widgetSelected(SelectionEvent event) {
                        // Create the font-change dialog
                        FontDialog dlg = new FontDialog(getShell());
                        dlg.setText( localizationResources.getString(
                                "Font_Selection"));
                        dlg.setFontList(new FontData[] {
                                SWTAxisEditor.this.tickLabelFont});
                        if (dlg.open() != null) {
                            // Dispose of any fonts we have created
                            if (SWTAxisEditor.this.font != null) {
                                SWTAxisEditor.this.font.dispose();
                            }
                            // Create the new font and set it into the title 
                            // label
                            SWTAxisEditor.this.font = new Font(
                                    getShell().getDisplay(), dlg.getFontList());
                            //tickLabelFontField.setFont(font);
                            SWTAxisEditor.this.tickLabelFontField.setText(
                                    SWTAxisEditor.this.font.getFontData()[0]
                                    .toString());
                            SWTAxisEditor.this.tickLabelFont 
                                    = SWTAxisEditor.this.font.getFontData()[0];
                        }
                    }
                }
        );
        this.showTickMarksCheckBox = new Button(ticks, SWT.CHECK);
        this.showTickMarksCheckBox.setText(localizationResources.getString(
                "Show_tick_marks"));
        this.showTickMarksCheckBox.setSelection(axis.isTickMarksVisible());
        this.showTickMarksCheckBox.setLayoutData(new GridData( SWT.FILL, 
                SWT.CENTER, true, false, 3, 1));
        item1.setControl(ticks);
    }

    /**
     * A static method that returns a panel that is appropriate 
     * for the axis type.
     *
     * @param parent  the parent.
     * @param style  the style.
     * @param axis  the axis whose properties are to be displayed/edited  
     *              in the composite.
     * @return A composite or <code>null</code< if axis is <code>null</code>.
     */
    public static SWTAxisEditor getInstance(Composite parent, int style, 
            Axis axis) {
        
        if (axis != null) {
            // return the appropriate axis editor
            if (axis instanceof NumberAxis)
                return new SWTNumberAxisEditor(parent, style, 
                        (NumberAxis) axis );
            else return new SWTAxisEditor(parent, style, axis);
        }
        else return null;
    }
    
    /**
     * Returns a reference to the tabbed composite.
     *
     * @return A reference to the tabbed composite.
     */
    public TabFolder getOtherTabs() {
        return this.otherTabs;
    }

    /**
     * Returns the current axis label.
     *
     * @return The current axis label.
     */
    public String getLabel() {
        return this.label.getText();
    }

    /**
     * Returns the current label font.
     *
     * @return The current label font.
     */
    public java.awt.Font getLabelFont() {
        return SWTUtils.toAwtFont(getDisplay(), this.labelFont, true);
    }

    /**
     * Returns the current label paint.
     *
     * @return The current label paint.
     */
    public Paint getTickLabelPaint() {
        return SWTUtils.toAwtColor(this.tickLabelPaintColor);
    }
    
    /**
     * Returns the current label font.
     *
     * @return The current label font.
     */
    public java.awt.Font getTickLabelFont() {
        return SWTUtils.toAwtFont(getDisplay(), this.tickLabelFont, true);
    }

    /**
     * Returns the current label paint.
     *
     * @return The current label paint.
     */
    public Paint getLabelPaint() {
        return SWTUtils.toAwtColor(this.labelPaintColor);
    }
    
    /**
     * Sets the properties of the specified axis to match 
     * the properties defined on this panel.
     *
     * @param axis  the axis.
     */
    public void setAxisProperties(Axis axis) {
        axis.setLabel(getLabel());
        axis.setLabelFont(getLabelFont());
        axis.setLabelPaint(getLabelPaint());
        axis.setTickMarksVisible(this.showTickMarksCheckBox.getSelection());
        axis.setTickLabelsVisible(this.showTickLabelsCheckBox.getSelection());
        axis.setTickLabelFont(getTickLabelFont());
        axis.setTickLabelPaint(getTickLabelPaint());
    }
}