FreeChainXenon/gcc
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

ClasspathToolkit.java: New abstract class.

Browse source 
2003-10-14  Graydon Hoare  <graydon@redhat.com>

	* gnu/java/awt/ClasspathToolkit.java: New abstract class.
	* gnu/java/awt/peer/ClasspathFontPeer.java: New abstract class.
	* gnu/java/awt/peer/gtk/GdkClasspathFontPeer.java,
	jni/gtk-peer/gnu_java_awt_peer_gtk_GdkClasspathFontPeer.c:
	New concrete implementation of ClasspathFontPeer, with native part.
	* gnu/java/awt/peer/gtk/GdkGlyphVector.java,
	jni/gtk-peer/gnu_java_awt_peer_gtk_GdkGlyphVector.c:
	New class, with native part.
	* gnu/java/awt/peer/gtk/GdkGraphics2D.java,
	jni/gtk-peer/gnu_java_awt_peer_gtk_GdkGraphics2D.c:
	implement setFont, cairoSetFont, drawGlyphVector, cairoShowGlyphs.

From-SVN: r72931
This commit is contained in:
Graydon Hoare 2003-10-25 18:41:45 +00:00 • committed by Graydon Hoare
parent 11f9a0ed8f
commit c4bcf1418f
9 changed files with 2568 additions and 14 deletions
Download patch file Download diff file Expand all files Collapse all files

239
libjava/gnu/java/awt/peer/gtk/GdkClasspathFontPeer.java Normal file
View file

@ -0,0 +1,239 @@
/* GdkClasspathFontPeer.java -- backend implementation for Font object
Copyright (C) 2003 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., 59 Temple Place, Suite 330, Boston, MA
02111-1307 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.gtk;
import java.awt.*;
import java.awt.font.*;
import java.awt.geom.*;
import java.io.InputStream;
import java.io.IOException;
import java.io.Serializable;
import java.util.Locale;
import java.util.Map;
import java.util.StringTokenizer;
import java.text.CharacterIterator;
import java.text.AttributedCharacterIterator;
import java.awt.font.TextAttribute;
import gnu.classpath.Configuration;
import gnu.java.awt.peer.ClasspathFontPeer;
/**
* This class represents a windowing system font using the Pango
* unicode/glyph/font library and the Cairo rendering library.
*
* @author Graydon Hoare (graydon@redhat.com)
*/
public class GdkClasspathFontPeer extends ClasspathFontPeer
{
static
{
if (Configuration.INIT_LOAD_LIBRARY)
{
System.loadLibrary("gtkpeer");
}
initStaticState ();
}
native static void initStaticState ();
private final int native_state = GtkGenericPeer.getUniqueInteger ();
/* Instance Variables */
private native void initState ();
private native void dispose ();
private native void setFont (String family, int style, int size);
protected void sync ()
{
this.setFont (this.familyName, this.style, (int)this.size);
}
protected void finalize ()
{
dispose ();
}
/*
* Helpers for the 3-way overloading that this class seems to suffer
* from. Remove them if you feel like they're a performance bottleneck,
* for the time being I prefer my code not be written and debugged in
* triplicate.
*/
private String buildString(CharacterIterator i) {
String s = new String ();
for(char c = i.first(); c != CharacterIterator.DONE; c = i.next())
s += c;
return s;
}
private String buildString(CharacterIterator iter, int begin, int limit) {
String s = new String ();
int i = 0;
for(char c = iter.first(); c != CharacterIterator.DONE; c = iter.next(), i++)
{
if (begin <= i)
s += c;
if (limit <= i)
break;
}
return s;
}
private String buildString(char[] chars, int begin, int limit) {
String s = new String ();
for(int i = begin; i <= limit; i++)
s += chars[i];
return s;
}
/* Public API */
public GdkClasspathFontPeer (String name, int style, int size)
{
super(name, style, size);
initState ();
setFont (this.familyName, this.style, (int)this.size);
}
public GdkClasspathFontPeer (String name, Map attributes)
{
super(name, attributes);
initState ();
setFont (this.familyName, this.style, (int)this.size);
}
public String getSubFamilyName(Font font, Locale locale)
{
return null;
}
public String getPostScriptName(Font font)
{
return null;
}
public boolean canDisplay (Font font, char c)
{
throw new UnsupportedOperationException ();
}
public int canDisplayUpTo (Font font, CharacterIterator i, int start, int limit)
{
throw new UnsupportedOperationException ();
}
public GlyphVector createGlyphVector (Font font,
FontRenderContext ctx,
CharacterIterator i)
{
return new GdkGlyphVector(font, this, ctx, buildString (i));
}
public GlyphVector createGlyphVector (Font font,
FontRenderContext ctx,
int[] glyphCodes)
{
return new GdkGlyphVector (font, this, ctx, glyphCodes);
}
public byte getBaselineFor (Font font, char c)
{
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 int getMissingGlyphCode (Font font)
{
throw new UnsupportedOperationException ();
}
public String getGlyphName (Font font, int glyphIndex)
{
throw new UnsupportedOperationException ();
}
public int getNumGlyphs (Font font)
{
throw new UnsupportedOperationException ();
}
public Rectangle2D getStringBounds (Font font, CharacterIterator ci,
int begin, int limit, FontRenderContext frc)
{
throw new UnsupportedOperationException ();
}
public boolean hasUniformLineMetrics (Font font)
{
throw new UnsupportedOperationException ();
}
public GlyphVector layoutGlyphVector (Font font, FontRenderContext frc,
char[] chars, int start, int limit,
int flags)
{
throw new UnsupportedOperationException ();
}
public LineMetrics getLineMetrics (Font font, String str,
FontRenderContext frc)
{
throw new UnsupportedOperationException();
}
public FontMetrics getFontMetrics (Font font)
{
throw new UnsupportedOperationException();
}
}