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|
/**
* Reads image from <code>imageContent</code>.
* Caution : this method must be thread safe because it's called from image loader executor.
*/
private BufferedImage readModel(Content modelContent) throws IOException {
try {
// Display a waiting image while loading
if (waitImage == null) {
waitImage = ImageIO.read(BackgroundImageWizardStepsPanel.class.
getResource("resources/wait.png"));
}
updatePreviewComponentsModel(waitImage);
// Read the image content
InputStream contentStream = modelContent.openStream();
BufferedImage image = ImageIO.read(contentStream);
contentStream.close();
if (image != null) {
updatePreviewComponentsModel(image);
return image;
} else {
throw new IOException();
}
} catch (IOException ex) {
updatePreviewComponentsModel(null);
throw ex;
}
}
/**
* Updates the <code>image</code> displayed by preview components.
*/
private void updatePreviewComponentsModel(final BufferedImage model) {
modelPreviewComponent.setModel(model);
attributesPreviewComponent.setModel(model);
iconPreviewComponent.setModel(model);
}
/**
* Sets the texts of label and button of model panel with change texts.
*/
private void setModelChangeTexts() {
this.modelChoiceOrChangeLabel.setText(this.resource.getString("modelChangeLabel.text"));
this.modelChoiceOrChangeButton.setText(this.resource.getString("modelChangeButton.text"));
if (!System.getProperty("os.name").startsWith("Mac OS X")) {
this.modelChoiceOrChangeButton.setMnemonic(
KeyStroke.getKeyStroke(this.resource.getString("modelChangeButton.mnemonic")).getKeyCode());
}
}
/**
* Sets the texts of label and button of model panel with choice texts.
*/
private void setModelChoiceTexts() {
this.modelChoiceOrChangeLabel.setText(this.resource.getString("modelChoiceLabel.text"));
this.modelChoiceOrChangeButton.setText(this.resource.getString("modelChoiceButton.text"));
if (!System.getProperty("os.name").startsWith("Mac OS X")) {
this.modelChoiceOrChangeButton.setMnemonic(
KeyStroke.getKeyStroke(this.resource.getString("modelChoiceButton.mnemonic")).getKeyCode());
}
}
/**
* Returns a model content choosen for a file chooser dialog.
*/
private Content showModelChoiceDialog(ContentManager contentManager) {
String modelName = contentManager.showOpenDialog(
this.resource.getString("modelChoiceDialog.title"),
ContentManager.ContentType.MODEL);
if (modelName != null) {
try {
Content modelContent = contentManager.getContent(modelName);
// Store the default name for the chosen content
setModelName(contentManager, modelContent, modelName);
return modelContent;
} catch (RecorderException ex) {
JOptionPane.showMessageDialog(this,
String.format(this.resource.getString("modelChoiceError"), modelName));
}
}
return null;
}
/**
* Returns the default name for model <code>content</code>.
*/
private String getModelName(Content content) {
String name = this.contentNames.get(content);
if (name != null) {
return name;
} else {
return "";
}
}
/**
* Sets the name for model read from <code>modelName</code>.
*/
private void setModelName(ContentManager contentManager,
Content modelContent,
String modelName) {
this.contentNames.put(modelContent, contentManager.getPresentationName(
modelName, ContentManager.ContentType.MODEL));
}
/**
* Returns the icon content of the piece.
*/
public Content getIcon() {
try {
File tempFile = File.createTempFile("urlContent", "tmp");
tempFile.deleteOnExit();
ImageIO.write(this.iconPreviewComponent.getIconImage(), "png", tempFile);
return new TemporaryURLContent(tempFile.toURI().toURL());
} catch (IOException ex) {
try {
return new URLContent(new URL("file:/dummyElectricalManagerContent"));
} catch (MalformedURLException ex1) {
return null;
}
}
}
/**
* Super class of 3D preview component for model.
*/
private static class ModelPreviewComponent extends JComponent {
private BufferedImage model;
@Override
public Dimension getPreferredSize() {
return new Dimension(200, 200);
}
@Override
protected void paintComponent(Graphics g) {
paintImage(g, null);
}
/**
* Paints the image with a given <code>composite</code>.
* Image is scaled to fill width of the component.
*/
protected void paintImage(Graphics g, AlphaComposite composite) {
if (model != null) {
Graphics2D g2D = (Graphics2D)g;
g2D.setRenderingHint(RenderingHints.KEY_RENDERING,
RenderingHints.VALUE_RENDER_QUALITY);
AffineTransform oldTransform = g2D.getTransform();
Composite oldComposite = g2D.getComposite();
Point translation = getModelTranslation();
g2D.translate(translation.x, translation.y);
float scale = getModelScale();
g2D.scale(scale, scale);
if (composite != null) {
g2D.setComposite(composite);
}
// Draw image with composite
g2D.drawImage(this.model, 0, 0, this);
g2D.setComposite(oldComposite);
g2D.setTransform(oldTransform);
}
}
/**
* Sets the image drawn by this component.
*/
public void setModel(BufferedImage model) {
this.model = model;
this.repaint();
}
/**
* Returns the image drawn by this component.
*/
public BufferedImage getModel() {
return this.model;
}
/**
* Returns the scale used to draw the image of this component.
*/
protected float getModelScale() {
if (model != null) {
return Math.min(1, Math.min((float)getWidth() / model.getWidth(),
(float)getHeight() / model.getHeight()));
} else {
return 1;
}
}
/**
* Returns the origin point where the image of this component is drawn.
*/
protected Point getModelTranslation() {
float scale = getModelScale();
return new Point(Math.round((getWidth() - model.getWidth() * scale) / 2),
Math.round((getHeight() - model.getHeight() * scale) / 2));
}
/**
* Returns <code>true</code> if point at (<code>x</code>, <code>y</code>)
* is in the image displayed by this component.
*/
protected boolean isPointInModel(int x, int y) {
Point translation = getModelTranslation();
float scale = getModelScale();
return x > translation.x && x < translation.x + Math.round(getModel().getWidth() * scale)
&& y > translation.y && y < translation.y + Math.round(getModel().getHeight() * scale);
}
}
/**
* Preview component for model attributes.
*/
private static class AttributesPreviewComponent extends ModelPreviewComponent {
private ImportedEquipmentWizardController controller;
public AttributesPreviewComponent(ImportedEquipmentWizardController controller) {
this.controller = controller;
}
}
/**
* Preview component for model icon.
*/
private static class IconPreviewComponent extends ModelPreviewComponent {
private ImportedEquipmentWizardController controller;
public IconPreviewComponent(ImportedEquipmentWizardController controller) {
this.controller = controller;
}
@Override
public Dimension getPreferredSize() {
return new Dimension(128, 128);
}
/**
* Returns the icon image matching the displayed view.
*/
public BufferedImage getIconImage() {
BufferedImage iconImage = getModel();
return iconImage;
}
} |
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