1 files changed, 133 insertions, 0 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/motif/org/eclipse/swt/widgets/FontExtStyles.java b/bundles/org.eclipse.swt/Eclipse SWT/motif/org/eclipse/swt/widgets/FontExtStyles.java
new file mode 100755
index 0000000000..30fa605f6f
--- /dev/null
+++ b/bundles/org.eclipse.swt/Eclipse SWT/motif/org/eclipse/swt/widgets/FontExtStyles.java
@@ -0,0 +1,133 @@
+package org.eclipse.swt.widgets;
+
+/*
+ * Licensed Materials - Property of IBM,
+ * SWT - The Simple Widget Toolkit,
+ * (c) Copyright IBM Corp 1998, 1999.
+ */
+
+import org.eclipse.swt.*;
+import org.eclipse.swt.graphics.*;
+import java.util.*;
+
+/**
+ * This class stores the extended styles that are available for a 
+ * font as well as the sizes and styles that are available for each 
+ * extended styles.
+ */
+class FontExtStyles {
+	final static String MEDIUM = "medium";
+	final static String BOLD = "bold";
+	final static String ITALIC = "italic";
+	
+	private String faceName;
+	private boolean isScalable = false;
+	private Hashtable extStyles = new Hashtable();	// keys are extended styles, 
+													// values a Vector with the 
+													// corresponding sizes or null 
+													// if the font is scalable
+/**
+ * Create a new instance of the receiver for the font with the
+ * name 'faceName'.
+ */
+FontExtStyles(String faceName) {
+	this.faceName = faceName;
+}
+/**
+ * Add the extended style, style and size data of 'fontData' 
+ * to the receiver.
+ * The face name in 'fontData' has to match the face name of 
+ * the receiver.
+ */
+void add(FontData fontData) {
+	Hashtable extStyles = getExtStyles();
+	FontExtStyle extStyle;
+	Integer height;
+	String style;
+		
+	if (fontData.getName().equals(getFaceName()) == false) {
+		return;
+	}
+	extStyle = (FontExtStyle) extStyles.get(fontData.addStyle);
+	if (extStyle == null) {
+		extStyle = new FontExtStyle();
+		extStyles.put(fontData.addStyle, extStyle);
+	}
+	if (fontData.getHeight() == 0) {
+		setScalable(true);		
+	}
+	else {	// add the font size if the font is not scalable
+		extStyle.addSize(fontData.getHeight());
+	}
+	// add the style
+	style = getStyleString(fontData.getStyle());
+	extStyle.addStyle(style);
+}
+/**
+ * Answer the extended styles stored by the receiver.
+ * See the class definition for an explanation of the returned 
+ * data structure.
+ */
+Hashtable getExtStyles() {
+	return extStyles;
+}
+/**
+ * Answer the face name of the receiver.
+ * The extended styles are stored for this face name.
+ */
+String getFaceName() {
+	return faceName;
+}
+/**
+ * Answer the font sizes of the receiver for the extended style 
+ * identified by 'extStyle'.
+ * @return the font sizes of the receiver for the extended style 
+ *	identified by 'extStyle'.
+ *	Empty collection if isScalable() answers true.
+ */
+Vector getSizes(String extStyle) {
+	return ((FontExtStyle) getExtStyles().get(extStyle)).getSizes();
+}
+/**
+ * Answer the string displayed for 'style'
+ * @param style - the font style. Can be SWT.BOLD, SWT.ITALIC 
+ *	or both combined with logical OR.
+ */
+static String getStyleString(int style) {
+	String styleString;
+		
+	if ((style & SWT.BOLD) != 0) {
+		styleString = BOLD;
+	}
+	else {
+		styleString = MEDIUM;
+	}
+	if ((style & SWT.ITALIC) != 0) {
+		styleString += ' ' + ITALIC;
+	}
+	return styleString;
+}
+/**
+ * Answer the font styles of the receiver for the extended style 
+ * identified by 'extStyle'.
+ */
+Vector getStyles(String extStyle) {
+	return ((FontExtStyle) getExtStyles().get(extStyle)).getStyles();
+}
+/**
+ * Answer whether the receiver is scalable or not.
+ * @return true=receiver is scalable. false=receiver is not 
+ *	scalable. It stores all available font sizes.
+ */
+boolean isScalable() {
+	return isScalable;
+}
+/**
+ * Set whether the receiveris scalable..
+ * @param newIsScalable - true=receiver is scalable. 
+ *	false=receiver is not scalable. It stores all available font sizes.
+ */
+void setScalable(boolean newIsScalable) {
+	isScalable = newIsScalable;
+}
+}