positiontable.java

来自「world wind java sdk 源码」· Java 代码 · 共 497 行 · 第 1/2 页

            {
                return Angle.fromDMS(string);
            }
            catch(Exception ignore)
            {
                return null;
            }
        }
        else
        {
            try
            {
                Number number = NumberFormat.getInstance().parse(string.trim());
                return Angle.fromDegrees(number.doubleValue());
            }
            catch (Exception ignore)
            {
                return null;
            }
        }
    }

    private String makeAngleDescription(double degrees)
    {
        return SAR2.formatAngle(this.angleFormat, Angle.fromDegrees(degrees));
    }

    private String makeElevationDescription(double metersElevation)
    {
        String s;
        if (SAR2.UNIT_IMPERIAL.equals(this.elevationUnit))
            s = NumberFormat.getInstance().format(SAR2.metersToFeet(metersElevation));
        else // Default to metric units.
            s = NumberFormat.getInstance().format(metersElevation);
        return s;
    }

    private static class AltitudeHeaderRenderer implements TableCellRenderer
    {
        private TableCellRenderer delegate;
        private PositionTable table;

        public AltitudeHeaderRenderer(TableCellRenderer delegate, PositionTable table)
        {
            this.delegate = delegate;
            this.table = table;
        }

        public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus,
                                                       int row, int column)
        {
            if (this.delegate == null)
                return null;

            Component c = this.delegate.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column);
            if (c == null || !(c instanceof JLabel))
                return c;

            JLabel label = (JLabel) c;
            if (label.getText() == null)
                return c;

            if (SAR2.UNIT_IMPERIAL.equals(this.table.elevationUnit))
                label.setText(label.getText() + " (ft)");
            else // Default to metric units.
                label.setText(label.getText() + " (m)");
            return label;
        }
    }

    private static class AngleHeaderRenderer implements TableCellRenderer
    {
        private TableCellRenderer delegate;
        private PositionTable table;

        public AngleHeaderRenderer(TableCellRenderer delegate, PositionTable table)
        {
            this.delegate = delegate;
            this.table = table;
        }

        public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus,
                                                       int row, int column)
        {
            if (this.delegate == null)
                return null;

            Component c = this.delegate.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column);
            if (c == null || !(c instanceof JLabel))
                return c;

            JLabel label = (JLabel) c;
            if (label.getText() == null)
                return c;

            if (Angle.ANGLE_FORMAT_DMS.equals(this.table.angleFormat))
                label.setText(label.getText() + " (dms)");
            else // Default to decimal degrees.
                label.setText(label.getText() + " (dd)");
            return label;
        }
    }

    private static class AngleCellRenderer extends DefaultTableCellRenderer
    {
        private PositionTable table;

        private AngleCellRenderer(PositionTable table)
        {
            this.table = table;
            setHorizontalAlignment(SwingConstants.RIGHT);
        }

        public void setValue(Object value)
        {
            setText(value != null ? this.table.makeAngleDescription((Double)value) : "");
        }
    }

    private static class AltitudeCellRenderer extends DefaultTableCellRenderer
    {
        private PositionTable table;

        private AltitudeCellRenderer(PositionTable table)
        {
            this.table = table;
            setHorizontalAlignment(SwingConstants.RIGHT);
        }

        protected void setValue(Object value)
        {
           setText(this.table.makeElevationDescription((Double) value));
        }
    }

    private static class GeneralCellEditor extends DefaultCellEditor
    {
        private PositionTable table;
        private Object value;

        public GeneralCellEditor(JTextField textField, PositionTable table)
        {
            super(textField);
            this.table = table;
        }

        public PositionTable getTable()
        {
            return table;
        }

        public Object getCellEditorValue()
        {
            return this.value;
        }

        public boolean stopCellEditing()
        {
            String s = (String) super.getCellEditorValue();
            try
            {
                this.value = this.validateEditorText(s);
            }
            catch (Exception e)
            {
                ((JComponent) getComponent()).setBorder(new LineBorder(Color.red));
                return false;
            }
            return super.stopCellEditing();
        }

        public Component getTableCellEditorComponent(JTable table, Object value, boolean isSelected,
            int row, int column)
        {
            ((JComponent) getComponent()).setBorder(new LineBorder(Color.black));
            this.value = null;
            try
            {
                this.value = this.createEditorText(value);
            }
            catch (Exception e)
            {
                return null;
            }
            return super.getTableCellEditorComponent(table, this.value, isSelected, row, column);
        }

        protected Object validateEditorText(String text) throws Exception
        {
            return text;
        }

        protected String createEditorText(Object value) throws Exception
        {
            return value.toString();
        }
    }

    private class AngleCellEditor extends GeneralCellEditor
    {
        double min, max;
        public AngleCellEditor(PositionTable table, double min, double max)
        {
            super(new JTextField(), table);
            this.min = min;
            this.max = max;
            ((JTextField) getComponent()).setHorizontalAlignment(JTextField.RIGHT);
        }

        protected Object validateEditorText(String text) throws Exception
        {
            Angle angle = this.getTable().toAngle(text);
            if (angle == null)
                throw new IllegalArgumentException(text);
            if (angle.degrees < min || angle.degrees > max)
                throw new IllegalArgumentException(text);
            return text;
        }

        protected String createEditorText(Object value) throws Exception
        {
            String text = this.getTable().makeAngleDescription((Double) value);
            text = text.replaceAll("[D|d|\u00B0|'|\u2019|\"|\u201d]", " ").replaceAll("\\s+", " ");
            return text;
        }
    }

    private static class AltitudeCellEditor extends GeneralCellEditor
    {
        public AltitudeCellEditor(PositionTable table)
        {
            super(new JTextField(), table);
            ((JTextField) getComponent()).setHorizontalAlignment(JTextField.RIGHT);
        }

        protected Object validateEditorText(String text) throws Exception
        {
            Number number = NumberFormat.getInstance().parse(text);
            return number.doubleValue();
        }

        protected String createEditorText(Object value) throws Exception
        {
            return this.getTable().makeElevationDescription((Double) value);
        }
    }
}