Initial revision

From-SVN: r104578
2005-09-23 19:36:46 +00:00
parent acff2da93c
commit 9b044d1951
495 changed files with 82760 additions and 0 deletions
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+/* QtFontPeer.java --
+   Copyright (C)  2005  Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+package gnu.java.awt.peer.qt;
+
+import java.awt.Font;
+import java.awt.FontMetrics;
+import java.awt.geom.Rectangle2D;
+import java.awt.font.FontRenderContext;
+import java.awt.font.GlyphVector;
+import java.awt.font.LineMetrics;
+import java.text.CharacterIterator;
+import java.util.Locale;
+import java.util.Map;
+import java.awt.peer.FontPeer;
+
+import gnu.java.awt.peer.ClasspathFontPeer;
+
+public class QtFontPeer extends ClasspathFontPeer
+{
+  // Pointer to native QFont structure.
+  private long nativeObject;
+  private QtFontMetrics metrics;
+
+
+  public QtFontPeer (String name, int style)
+  {
+    this(name, style, 12);
+  }
+
+  public QtFontPeer (String name, int style, int size)
+  {
+    super(name, style, size);
+    init();
+  }
+
+  public QtFontPeer (String name, Map attributes)
+  {
+    super(name, attributes);
+    init();
+  }
+
+  public void init()
+  {
+    if(this.familyName == null)
+      throw new IllegalArgumentException("null family name");
+    if(this.familyName.equals("Helvetica"))
+      this.familyName = "sans serif";
+    if(this.familyName.equals("Dialog"))
+      this.familyName = "sans serif";
+    create(this.familyName, this.style, (int)this.size);
+    metrics = new QtFontMetrics(this);
+  }
+
+  /**
+   * Creates the QFont object.
+   */
+  private native void create(String name, int style, int size);
+
+  /**
+   * Destroys the QFont.
+   */
+  public native void dispose();
+
+
+  // ****************** ClasspathFontPeer Methods.
+
+  public boolean canDisplay (Font font, char c)
+  {
+    return metrics.canDisplay( c );
+  }
+
+  public int canDisplayUpTo (Font font, CharacterIterator i, 
+			     int start, int limit)
+  {
+    int index = start;
+    char c = i.setIndex( index );
+    while( index <= limit )
+      {
+	if(!canDisplay(font, c))
+	  return index;
+	index++;
+	c = i.next();
+      }
+    return -1;
+  }
+
+  public String getSubFamilyName (Font font, Locale locale)
+  {
+    throw new UnsupportedOperationException();
+  }
+
+  public String getPostScriptName (Font font)
+  {
+    throw new UnsupportedOperationException();
+  }
+
+  public int getNumGlyphs (Font font)
+  {
+    throw new UnsupportedOperationException();
+  }
+
+  public int getMissingGlyphCode (Font font)
+  {
+    throw new UnsupportedOperationException();
+  }
+
+  public byte getBaselineFor (Font font, char c)
+  {
+    throw new UnsupportedOperationException();
+  }
+
+  public String getGlyphName (Font font, int glyphIndex)
+  {
+    throw new UnsupportedOperationException();
+  }
+
+  public GlyphVector createGlyphVector (Font font,
+					FontRenderContext frc,
+					CharacterIterator ci)
+  {
+    throw new UnsupportedOperationException();
+  }
+
+  public GlyphVector createGlyphVector (Font font, 
+					FontRenderContext ctx, 
+					int[] glyphCodes)
+  {
+    throw new UnsupportedOperationException();
+  }
+
+  public GlyphVector layoutGlyphVector (Font font, 
+					FontRenderContext frc, 
+					char[] chars, int start, 
+					int limit, int flags)
+  {
+    throw new UnsupportedOperationException();
+  }
+
+  public FontMetrics getFontMetrics (Font font)
+  {
+    return new QtFontMetrics( this );
+  }
+
+  public boolean hasUniformLineMetrics (Font font)
+  {
+    throw new UnsupportedOperationException();
+  }
+
+  public LineMetrics getLineMetrics (Font font, 
+				     CharacterIterator ci, 
+				     int begin, int limit, 
+				     FontRenderContext rc)
+  {
+    throw new UnsupportedOperationException();
+  }
+
+  public Rectangle2D getMaxCharBounds (Font font, 
+				       FontRenderContext rc)
+  {
+    throw new UnsupportedOperationException();
+  }
+
+  public Rectangle2D getStringBounds (Font font, 
+				      CharacterIterator ci, 
+				      int begin, int limit, 
+				      FontRenderContext frc)
+  {
+    int index = begin;
+    String s = "" + ci.setIndex( index );
+    while( index++ <= limit )
+      s = s + ci.next();
+    return metrics.getStringBounds(s);
+  }
+}