/** Returns the current state of the passed in <code>AbstractButton</code>. */
private int getComponentState(JComponent c) {
int state = ENABLED;
if (!c.isEnabled()) {
state = DISABLED;
}
if (SynthLookAndFeel.getSelectedUI() == this) {
return SynthLookAndFeel.getSelectedUIState() | SynthConstants.ENABLED;
}
AbstractButton button = (AbstractButton) c;
ButtonModel model = button.getModel();
if (model.isPressed()) {
if (model.isArmed()) {
state = PRESSED;
} else {
state = MOUSE_OVER;
}
}
if (model.isRollover()) {
state |= MOUSE_OVER;
}
if (model.isSelected()) {
state |= SELECTED;
}
if (c.isFocusOwner() && button.isFocusPainted()) {
state |= FOCUSED;
}
if ((c instanceof JButton) && ((JButton) c).isDefaultButton()) {
state |= DEFAULT;
}
return state;
}
void updateStyle(AbstractButton b) {
SynthContext context = getContext(b, SynthConstants.ENABLED);
SynthStyle oldStyle = style;
style = SynthLookAndFeel.updateStyle(context, this);
if (style != oldStyle) {
if (b.getMargin() == null || (b.getMargin() instanceof UIResource)) {
Insets margin = (Insets) style.get(context, getPropertyPrefix() + "margin");
if (margin == null) {
// Some places assume margins are non-null.
margin = SynthLookAndFeel.EMPTY_UIRESOURCE_INSETS;
}
b.setMargin(margin);
}
Object value = style.get(context, getPropertyPrefix() + "iconTextGap");
if (value != null) {
LookAndFeel.installProperty(b, "iconTextGap", value);
}
value = style.get(context, getPropertyPrefix() + "contentAreaFilled");
LookAndFeel.installProperty(b, "contentAreaFilled", value != null ? value : Boolean.TRUE);
if (oldStyle != null) {
uninstallKeyboardActions(b);
installKeyboardActions(b);
}
}
}
protected void paintButtonPressed(Graphics g, AbstractButton b) {
if (b.isContentAreaFilled()) {
Dimension size = b.getSize();
g.setColor(getSelectColor());
g.fillRect(0, 0, size.width, size.height);
}
}
/** Returns the amount to shift the text/icon when painting. */
private int getTextShiftOffset(SynthContext state) {
AbstractButton button = (AbstractButton) state.getComponent();
ButtonModel model = button.getModel();
if (model.isArmed() && model.isPressed() && button.getPressedIcon() == null) {
return state.getStyle().getInt(state, getPropertyPrefix() + "textShiftOffset", 0);
}
return 0;
}
/** {@inheritDoc} */
@Override
public Dimension getMaximumSize(JComponent c) {
if (c.getComponentCount() > 0 && c.getLayout() != null) {
return null;
}
AbstractButton b = (AbstractButton) c;
SynthContext ss = getContext(c);
Dimension size =
ss.getStyle()
.getGraphicsUtils(ss)
.getMaximumSize(
ss,
ss.getStyle().getFont(ss),
b.getText(),
getSizingIcon(b),
b.getHorizontalAlignment(),
b.getVerticalAlignment(),
b.getHorizontalTextPosition(),
b.getVerticalTextPosition(),
b.getIconTextGap(),
b.getDisplayedMnemonicIndex());
return size;
}
/** Update the icon in the run button */
private void updateRunButton() {
if (stopIcon == null) {
stopIcon = Resource.getIcon(getIcon("Pause"), true);
startIcon = Resource.getIcon(getIcon("Play"), true);
}
if (startStopBtn != null) {
boolean running = isRunning() && haveTimes();
if (running) {
startStopBtn.setIcon(stopIcon);
startStopBtn.setToolTipText("Stop animation");
} else {
startStopBtn.setIcon(startIcon);
startStopBtn.setToolTipText("Start animation");
}
}
}
/**
* Returns the Icon used in calculating the preferred/minimum/maximum size.
*
* @param b specifies the {@code AbstractButton} used when calculating the
* preferred/minimum/maximum size.
* @return the Icon used in calculating the preferred/minimum/maximum size.
*/
protected Icon getSizingIcon(AbstractButton b) {
Icon icon = getEnabledIcon(b, b.getIcon());
if (icon == null) {
icon = getDefaultIcon(b);
}
return icon;
}
protected void paintText(Graphics g, JComponent c, Rectangle textRect, String text) {
AbstractButton b = (AbstractButton) c;
ButtonModel model = b.getModel();
FontMetrics fm = SwingUtilities2.getFontMetrics(c, g);
int mnemIndex = b.getDisplayedMnemonicIndex();
/* Draw the Text */
if (model.isEnabled()) {
/** * paint the text normally */
g.setColor(b.getForeground());
} else {
/** * paint the text disabled ** */
g.setColor(getDisabledTextColor());
}
SwingUtilities2.drawStringUnderlineCharAt(
c, g, text, mnemIndex, textRect.x, textRect.y + fm.getAscent());
}
private Icon getSynthDisabledIcon(AbstractButton b, Icon defaultIcon) {
ButtonModel model = b.getModel();
Icon icon = null;
if (model.isSelected()) {
icon =
getIcon(
b,
b.getDisabledSelectedIcon(),
null,
SynthConstants.DISABLED | SynthConstants.SELECTED);
if (icon == null) {
icon = getIcon(b, b.getSelectedIcon(), null, SynthConstants.SELECTED);
}
}
if (icon == null) {
icon = getIcon(b, b.getDisabledIcon(), defaultIcon, SynthConstants.DISABLED);
}
return icon;
}
private Icon getRolloverIcon(AbstractButton b, Icon defaultIcon) {
ButtonModel model = b.getModel();
Icon icon = null;
if (model.isSelected()) {
icon =
getIcon(
b,
b.getRolloverSelectedIcon(),
null,
SynthConstants.MOUSE_OVER | SynthConstants.SELECTED);
if (icon == null) {
icon = getIcon(b, b.getSelectedIcon(), null, SynthConstants.SELECTED);
}
}
if (icon == null) {
icon = getIcon(b, b.getRolloverIcon(), defaultIcon, SynthConstants.MOUSE_OVER);
}
return icon;
}
/**
* Returns the Icon to use for painting the button. The icon is chosen with respect to the current
* state of the button.
*
* @param b button the icon is associated with
* @return an icon
*/
protected Icon getIcon(AbstractButton b) {
Icon icon = b.getIcon();
ButtonModel model = b.getModel();
if (!model.isEnabled()) {
icon = getSynthDisabledIcon(b, icon);
} else if (model.isPressed() && model.isArmed()) {
icon = getPressedIcon(b, getSelectedIcon(b, icon));
} else if (b.isRolloverEnabled() && model.isRollover()) {
icon = getRolloverIcon(b, getSelectedIcon(b, icon));
} else if (model.isSelected()) {
icon = getSelectedIcon(b, icon);
} else {
icon = getEnabledIcon(b, icon);
}
if (icon == null) {
return getDefaultIcon(b);
}
return icon;
}
/** Creates a new view. */
public NetView() {
initComponents();
scrollPane.setLayout(new PlacardScrollPaneLayout());
scrollPane.setBorder(new EmptyBorder(0, 0, 0, 0));
setEditor(new DefaultDrawingEditor());
undo = new UndoRedoManager();
view.setDrawing(createDrawing());
view.getDrawing().addUndoableEditListener(undo);
initActions();
undo.addPropertyChangeListener(
new PropertyChangeListener() {
@Override
public void propertyChange(PropertyChangeEvent evt) {
setHasUnsavedChanges(undo.hasSignificantEdits());
}
});
ResourceBundleUtil labels = ResourceBundleUtil.getBundle("org.jhotdraw.draw.Labels");
JPanel placardPanel = new JPanel(new BorderLayout());
javax.swing.AbstractButton pButton;
pButton = ButtonFactory.createZoomButton(view);
pButton.putClientProperty("Quaqua.Button.style", "placard");
pButton.putClientProperty("Quaqua.Component.visualMargin", new Insets(0, 0, 0, 0));
pButton.setFont(UIManager.getFont("SmallSystemFont"));
placardPanel.add(pButton, BorderLayout.WEST);
toggleGridButton = pButton = ButtonFactory.createToggleGridButton(view);
pButton.putClientProperty("Quaqua.Button.style", "placard");
pButton.putClientProperty("Quaqua.Component.visualMargin", new Insets(0, 0, 0, 0));
pButton.setFont(UIManager.getFont("SmallSystemFont"));
labels.configureToolBarButton(pButton, "view.toggleGrid.placard");
placardPanel.add(pButton, BorderLayout.EAST);
scrollPane.add(placardPanel, JScrollPane.LOWER_LEFT_CORNER);
toggleGridButton.setSelected(preferences.getBoolean("view.gridVisible", false));
view.setScaleFactor(preferences.getDouble("view.scaleFactor", 1d));
view.addPropertyChangeListener(
new PropertyChangeListener() {
@Override
public void propertyChange(PropertyChangeEvent evt) {
String name = evt.getPropertyName();
if ("scaleFactor".equals(name)) {
preferences.putDouble("view.scaleFactor", (Double) evt.getNewValue());
firePropertyChange("scaleFactor", evt.getOldValue(), evt.getNewValue());
}
}
});
}
protected void paintFocus(
Graphics g, AbstractButton b, Rectangle viewRect, Rectangle textRect, Rectangle iconRect) {
Rectangle focusRect = new Rectangle();
String text = b.getText();
boolean isIcon = b.getIcon() != null;
// If there is text
if (text != null && !text.equals("")) {
if (!isIcon) {
focusRect.setBounds(textRect);
} else {
focusRect.setBounds(iconRect.union(textRect));
}
}
// If there is an icon and no text
else if (isIcon) {
focusRect.setBounds(iconRect);
}
g.setColor(getFocusColor());
g.drawRect((focusRect.x - 1), (focusRect.y - 1), focusRect.width + 1, focusRect.height + 1);
}
/**
* If necessary paints the background of the component, then invokes <code>paint</code>.
*
* @param g Graphics to paint to
* @param c JComponent painting on
* @throws NullPointerException if <code>g</code> or <code>c</code> is null
* @see javax.swing.plaf.ComponentUI#update
* @see javax.swing.plaf.ComponentUI#paint
* @since 1.5
*/
public void update(Graphics g, JComponent c) {
AbstractButton button = (AbstractButton) c;
if ((c.getBackground() instanceof UIResource)
&& button.isContentAreaFilled()
&& c.isEnabled()) {
ButtonModel model = button.getModel();
if (!MetalUtils.isToolBarButton(c)) {
if (!model.isArmed()
&& !model.isPressed()
&& MetalUtils.drawGradient(
c, g, "Button.gradient", 0, 0, c.getWidth(), c.getHeight(), true)) {
paint(g, c);
return;
}
} else if (model.isRollover()
&& MetalUtils.drawGradient(
c, g, "Button.gradient", 0, 0, c.getWidth(), c.getHeight(), true)) {
paint(g, c);
return;
}
}
super.update(g, c);
}
/**
* Paints the specified component.
*
* @param context context for the component being painted
* @param g the {@code Graphics} object used for painting
* @see #update(Graphics,JComponent)
*/
protected void paint(SynthContext context, Graphics g) {
AbstractButton b = (AbstractButton) context.getComponent();
g.setColor(context.getStyle().getColor(context, ColorType.TEXT_FOREGROUND));
g.setFont(style.getFont(context));
context
.getStyle()
.getGraphicsUtils(context)
.paintText(
context,
g,
b.getText(),
getIcon(b),
b.getHorizontalAlignment(),
b.getVerticalAlignment(),
b.getHorizontalTextPosition(),
b.getVerticalTextPosition(),
b.getIconTextGap(),
b.getDisplayedMnemonicIndex(),
getTextShiftOffset(context));
}
/** {@inheritDoc} */
@Override
protected void uninstallListeners(AbstractButton b) {
super.uninstallListeners(b);
b.removePropertyChangeListener(this);
}
/** {@inheritDoc} */
@Override
public int getBaseline(JComponent c, int width, int height) {
if (c == null) {
throw new NullPointerException("Component must be non-null");
}
if (width < 0 || height < 0) {
throw new IllegalArgumentException("Width and height must be >= 0");
}
AbstractButton b = (AbstractButton) c;
String text = b.getText();
if (text == null || "".equals(text)) {
return -1;
}
Insets i = b.getInsets();
Rectangle viewRect = new Rectangle();
Rectangle textRect = new Rectangle();
Rectangle iconRect = new Rectangle();
viewRect.x = i.left;
viewRect.y = i.top;
viewRect.width = width - (i.right + viewRect.x);
viewRect.height = height - (i.bottom + viewRect.y);
// layout the text and icon
SynthContext context = getContext(b);
FontMetrics fm = context.getComponent().getFontMetrics(context.getStyle().getFont(context));
context
.getStyle()
.getGraphicsUtils(context)
.layoutText(
context,
fm,
b.getText(),
b.getIcon(),
b.getHorizontalAlignment(),
b.getVerticalAlignment(),
b.getHorizontalTextPosition(),
b.getVerticalTextPosition(),
viewRect,
iconRect,
textRect,
b.getIconTextGap());
View view = (View) b.getClientProperty(BasicHTML.propertyKey);
int baseline;
if (view != null) {
baseline = BasicHTML.getHTMLBaseline(view, textRect.width, textRect.height);
if (baseline >= 0) {
baseline += textRect.y;
}
} else {
baseline = textRect.y + fm.getAscent();
}
return baseline;
}
/** {@inheritDoc} */
@Override
protected void installListeners(AbstractButton b) {
super.installListeners(b);
b.addPropertyChangeListener(this);
}
private Icon getSelectedIcon(AbstractButton b, Icon defaultIcon) {
return getIcon(b, b.getSelectedIcon(), defaultIcon, SynthConstants.SELECTED);
}
private Icon getPressedIcon(AbstractButton b, Icon defaultIcon) {
return getIcon(b, b.getPressedIcon(), defaultIcon, SynthConstants.PRESSED);
}
