objectviewerthemepropertiesframe.java

用于GIS(全球地理系统)的分析和处理的代码。

		themePropertiesPanel.add(outlineThemeColorButton);

		themePropertiesPanel.add(fillHighlightColorLabel);
		themePropertiesPanel.add(fillHighlightColorButton);
		themePropertiesPanel.add(outlineHighlightColorLabel);
		themePropertiesPanel.add(outlineHighlightColorButton);

		themePropertiesPanel.add(fillSelectionColorLabel);
		themePropertiesPanel.add(fillSelectionColorButton);
		themePropertiesPanel.add(outlineSelectionColorLabel);
		themePropertiesPanel.add(outlineSelectionColorButton);

	
		//Add the components to the themeShadersPanel
		final JComboBox shaderTypeComboBox ;
		final JComboBox attributeDoubleComboBox;
		final JComboBox attributeStringComboBox;

		if (getObjectViewerThemeProperties().getDataSourceType() == Utils.GEOXYGENE) {
		
			JLabel shaderLabel = new JLabel("Type of shader:");
			shaderTypeComboBox = new JComboBox( new String[] {"Mono", "Random", "Continuous", "Unique"} );
			shaderTypeComboBox.setSelectedItem( getShaderName(getObjectViewerThemeProperties().getShader()) );
			final JLabel attributeDoubleLabel = new JLabel("Attributes (double or int):");			
			attributeDoubleComboBox = new JComboBox();
			final JLabel attributeStringLabel = new JLabel("Attributes (String):");	
			attributeStringComboBox = new JComboBox();				
	
			String[] doubleFieldsNames = getDoubleOrIntFields();
			if (doubleFieldsNames.length > 0) {	
				for (int i=0; i<doubleFieldsNames.length; i++)	
					attributeDoubleComboBox.addItem(doubleFieldsNames[i]);
				if (getObjectViewerThemeProperties().getShadedBy() != null 
					&& getSelectedFieldClass(getObjectViewerThemeProperties().getShadedBy()).equals(double.class) )
					attributeDoubleComboBox.setSelectedItem( getObjectViewerThemeProperties().getShadedBy() );
				else 
					attributeDoubleComboBox.setSelectedItem(doubleFieldsNames[0]);
			}
					
			String[] stringFieldsNames = getStringFields();
			if (stringFieldsNames.length > 0) {		
				for (int i=0; i<stringFieldsNames.length; i++)		
					attributeStringComboBox.addItem(stringFieldsNames[i]);
				if (getObjectViewerThemeProperties().getShadedBy() != null
					&& getSelectedFieldClass(getObjectViewerThemeProperties().getShadedBy()).equals(String.class) )		
					attributeStringComboBox.setSelectedItem( getObjectViewerThemeProperties().getShadedBy() );
				else 
					attributeStringComboBox.setSelectedItem(stringFieldsNames[0]);		
			}
			
			themeShadersPanel.add(shaderLabel);
			themeShadersPanel.add(shaderTypeComboBox);
			themeShadersPanel.add(attributeDoubleLabel);		
			themeShadersPanel.add(attributeDoubleComboBox);		
			themeShadersPanel.add(attributeStringLabel);		
			themeShadersPanel.add(attributeStringComboBox);
			
			attributeDoubleLabel.setEnabled(false);
			attributeDoubleComboBox.setEnabled(false);
			attributeStringLabel.setEnabled(false);
			attributeStringComboBox.setEnabled(false);
			
			shaderTypeComboBox.addActionListener(new ActionListener() {
				public void actionPerformed(ActionEvent e) {
					if (shaderTypeComboBox.getSelectedItem().equals("Continuous")) {						
						attributeDoubleLabel.setEnabled(true);
						attributeDoubleComboBox.setEnabled(true);
						attributeStringLabel.setEnabled(false);
						attributeStringComboBox.setEnabled(false);
					} else if (shaderTypeComboBox.getSelectedItem().equals("Unique")) {
						attributeDoubleLabel.setEnabled(false);
						attributeDoubleComboBox.setEnabled(false);
						attributeStringLabel.setEnabled(true);
						attributeStringComboBox.setEnabled(true);
					} else {
						attributeDoubleLabel.setEnabled(false);
						attributeDoubleComboBox.setEnabled(false);
						attributeStringLabel.setEnabled(false);
						attributeStringComboBox.setEnabled(false);
					}
				}
			});
			
		} else {
			shaderTypeComboBox = null;
			attributeDoubleComboBox = null;
			attributeStringComboBox = null;	
		}
				
		
		//Add the control panel at the bottom of the window
		final JPanel controlPanel =
			new JPanel(new FlowLayout(FlowLayout.CENTER, 20, 10));
		JButton okButton = new JButton("Ok");
		okButton.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				ObjectViewerThemePropertiesFrame.this.dispose();
				getObjectViewerThemeProperties().setFillInThemeColor(
					((RectIcon) (fillThemeColorButton.getIcon())).getColor());
				getObjectViewerThemeProperties().setOutlineThemeColor(
					((RectIcon) (outlineThemeColorButton.getIcon()))
						.getColor());
				getObjectViewerThemeProperties().setFillInHighlightColor(
					((RectIcon) (fillHighlightColorButton.getIcon()))
						.getColor());
				getObjectViewerThemeProperties().setOutlineHighlightColor(
					((RectIcon) (outlineHighlightColorButton.getIcon()))
						.getColor());
				getObjectViewerThemeProperties().setFillInSelectionColor(
					((RectIcon) (fillSelectionColorButton.getIcon()))
						.getColor());
				getObjectViewerThemeProperties().setOutlineSelectionColor(
					((RectIcon) (outlineSelectionColorButton.getIcon()))
						.getColor());	
						
				if (getObjectViewerThemeProperties().getDataSourceType() == Utils.GEOXYGENE) {	
										
					if (attributeDoubleComboBox.isEnabled() && !attributeStringComboBox.isEnabled())
						getObjectViewerThemeProperties().setShader( selectShader(( String) shaderTypeComboBox.getSelectedItem()) ,
																(String) attributeDoubleComboBox.getSelectedItem() );
					else if (!attributeDoubleComboBox.isEnabled() && attributeStringComboBox.isEnabled())
						getObjectViewerThemeProperties().setShader( selectShader(( String) shaderTypeComboBox.getSelectedItem()) ,
															(String) attributeStringComboBox.getSelectedItem() );
					else getObjectViewerThemeProperties().setShader( selectShader(( String) shaderTypeComboBox.getSelectedItem()));
					
				}
				
				getObjectViewerThemeProperties().setChanged();
			}
		});
		JButton cancelButton = new JButton("Cancel");
		cancelButton.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				ObjectViewerThemePropertiesFrame.this.dispose();
			}
		});
		controlPanel.add(okButton);
		controlPanel.add(cancelButton);


		//Add the components to the colorchooser frame
		Container contentPane = getContentPane();
		themePropertiesTabbedPanel.addTab("Colors", themePropertiesPanel);
		themePropertiesTabbedPanel.setToolTipTextAt(
			0,
			"Set the colors for the current theme.");
		themePropertiesTabbedPanel.setSelectedIndex(0);
		themePropertiesTabbedPanel.addTab("Shaders", themeShadersPanel);
		themePropertiesTabbedPanel.setToolTipTextAt(
			1,
			"Change the shader of the current theme.");
			
		contentPane.add(themePropertiesTabbedPanel, BorderLayout.CENTER);
		contentPane.add(controlPanel, BorderLayout.SOUTH);

	}


	private Shader selectShader(String type) {
		if (type.equals("Mono")) return new MonoShader();
		else if (type.equals("Random")) return new RandomShader();
		else if (type.equals("Continuous")) return new HSVShader();
		else if (type.equals("Unique")) return new UniqueShader();
		else System.out.println("### PROBLEM selecting shader ...");
			return null;
	}


	private String getShaderName(Shader shader) {
		if (shader instanceof MonoShader) return "Mono";
		else if (shader instanceof RandomShader) return "Random";
		else if (shader instanceof HSVShader) return "Continuous";
		else if (shader instanceof UniqueShader) return "Unique";
		else return "### PROBLEM selecting shader name !!";
	}


	private String[] getFieldNames() {
		String[] fieldsName = new String[0];
		if (getObjectViewerThemeProperties().getDataSourceType().equals(Utils.SHAPEFILE)) {
			ShapefileReader shpRd = (ShapefileReader) getObjectViewerThemeProperties().getDataSource();			
			Dbf dbf = shpRd.dbf;
			fieldsName = new String[dbf.getNumFields()];
			for (int i=0; i<fieldsName.length; i++)
				fieldsName[i] = dbf.getFieldName(i).toString();		
		}
			
		else if (getObjectViewerThemeProperties().getDataSourceType().equals(Utils.GEOXYGENE)) {
			GeOxygeneReader geOxyRd = (GeOxygeneReader) getObjectViewerThemeProperties().getDataSource();
			fieldsName = geOxyRd.getFieldsNames();
		}
		return fieldsName;
	}
	
	
	private String[] getDoubleOrIntFields() {
		Vector vector = new Vector();
		String[] allFields = getFieldNames();
		for (int i=0; i<allFields.length; i++) 
			if (getSelectedFieldClass(allFields[i]).equals(double.class) ||
				getSelectedFieldClass(allFields[i]).equals(int.class))
				vector.add(allFields[i]);
		String[] array = new String[vector.size()];
		for (int i=0; i<vector.size(); i++)
			array[i] = (String) vector.get(i);
		return array;
	}
	

	private String[] getStringFields() {
		Vector vector = new Vector();
		String[] allFields = getFieldNames();
		for (int i=0; i<allFields.length; i++) 
			if (getSelectedFieldClass(allFields[i]).equals(String.class))
				vector.add(allFields[i]);
		String[] array = new String[vector.size()];
		for (int i=0; i<vector.size(); i++)
			array[i] = (String) vector.get(i);
		return array;
	}
		
	
	private Class getSelectedFieldClass (String fieldName) {
		Class result = null;
		if (getObjectViewerThemeProperties().getDataSourceType().equals(Utils.GEOXYGENE)) {
			GeOxygeneReader geOxyRd = (GeOxygeneReader) getObjectViewerThemeProperties().getDataSource();
			result = geOxyRd.getFieldType(fieldName);
		}
		return result;
	}


	private ObjectViewerThemeProperties getObjectViewerThemeProperties() {
		return objectViewerThemeProperties;
	}

}