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Diffstat (limited to 'libjava/gnu/java/awt/peer/gtk/GdkFontPeer.java')
| -rw-r--r-- | libjava/gnu/java/awt/peer/gtk/GdkFontPeer.java | 307 |
1 files changed, 0 insertions, 307 deletions
diff --git a/libjava/gnu/java/awt/peer/gtk/GdkFontPeer.java b/libjava/gnu/java/awt/peer/gtk/GdkFontPeer.java deleted file mode 100644 index c6d42b37276..00000000000 --- a/libjava/gnu/java/awt/peer/gtk/GdkFontPeer.java +++ /dev/null @@ -1,307 +0,0 @@ -/* GdkFontPeer.java -- Implements FontPeer with GTK+ - Copyright (C) 1999, 2004, 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.gtk; - -import gnu.classpath.Configuration; -import gnu.java.awt.peer.ClasspathFontPeer; - -import java.awt.Font; -import java.awt.FontMetrics; -import java.awt.font.FontRenderContext; -import java.awt.font.GlyphVector; -import java.awt.font.LineMetrics; -import java.awt.geom.Rectangle2D; -import java.text.CharacterIterator; -import java.text.StringCharacterIterator; -import java.util.Locale; -import java.util.Map; -import java.util.ResourceBundle; - -public class GdkFontPeer extends ClasspathFontPeer -{ - static native void initStaticState(); - private final int native_state = GtkGenericPeer.getUniqueInteger (); - private static ResourceBundle bundle; - - static - { - if (Configuration.INIT_LOAD_LIBRARY) - { - System.loadLibrary("gtkpeer"); - } - - initStaticState (); - - try - { - bundle = ResourceBundle.getBundle ("gnu.java.awt.peer.gtk.font"); - } - catch (Throwable ignored) - { - bundle = null; - } - } - - private native void initState (); - private native void dispose (); - private native void setFont (String family, int style, int size, boolean useGraphics2D); - - native void getFontMetrics(double [] metrics); - native void getTextMetrics(String str, double [] metrics); - - protected void finalize () - { - if (GtkToolkit.useGraphics2D ()) - GdkGraphics2D.releasePeerGraphicsResource(this); - 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 iter) - { - StringBuffer sb = new StringBuffer(); - for(char c = iter.first(); c != CharacterIterator.DONE; c = iter.next()) - sb.append(c); - return sb.toString(); - } - - private String buildString(CharacterIterator iter, int begin, int limit) - { - StringBuffer sb = new StringBuffer(); - int i = 0; - for(char c = iter.first(); c != CharacterIterator.DONE; c = iter.next(), i++) - { - if (begin <= i) - sb.append(c); - if (limit <= i) - break; - } - return sb.toString(); - } - - private String buildString(char[] chars, int begin, int limit) - { - return new String(chars, begin, limit - begin); - } - - /* Public API */ - - public GdkFontPeer (String name, int style) - { - // All fonts get a default size of 12 if size is not specified. - this(name, style, 12); - } - - public GdkFontPeer (String name, int style, int size) - { - super(name, style, size); - initState (); - setFont (this.familyName, this.style, (int)this.size, - GtkToolkit.useGraphics2D()); - } - - public GdkFontPeer (String name, Map attributes) - { - super(name, attributes); - initState (); - setFont (this.familyName, this.style, (int)this.size, - GtkToolkit.useGraphics2D()); - } - - public String getSubFamilyName(Font font, Locale locale) - { - return null; - } - - public String getPostScriptName(Font font) - { - return null; - } - - public boolean canDisplay (Font font, char c) - { - // FIXME: inquire with pango - return true; - } - - public int canDisplayUpTo (Font font, CharacterIterator i, int start, int limit) - { - // FIXME: inquire with pango - return -1; - } - - private native GdkGlyphVector getGlyphVector(String txt, - Font f, - FontRenderContext ctx); - - public GlyphVector createGlyphVector (Font font, - FontRenderContext ctx, - CharacterIterator i) - { - return getGlyphVector(buildString (i), font, ctx); - } - - public GlyphVector createGlyphVector (Font font, - FontRenderContext ctx, - int[] glyphCodes) - { - return null; - // return new GdkGlyphVector (font, this, ctx, glyphCodes); - } - - public byte getBaselineFor (Font font, char c) - { - throw new UnsupportedOperationException (); - } - - protected class GdkFontLineMetrics extends LineMetrics - { - FontMetrics fm; - int nchars; - - public GdkFontLineMetrics (FontMetrics m, int n) - { - fm = m; - nchars = n; - } - - public float getAscent() - { - return (float) fm.getAscent (); - } - - public int getBaselineIndex() - { - return Font.ROMAN_BASELINE; - } - - public float[] getBaselineOffsets() - { - return new float[3]; - } - - public float getDescent() - { - return (float) fm.getDescent (); - } - - public float getHeight() - { - return (float) fm.getHeight (); - } - - public float getLeading() { return 0.f; } - public int getNumChars() { return nchars; } - public float getStrikethroughOffset() { return 0.f; } - public float getStrikethroughThickness() { return 0.f; } - public float getUnderlineOffset() { return 0.f; } - public float getUnderlineThickness() { return 0.f; } - - } - - public LineMetrics getLineMetrics (Font font, CharacterIterator ci, - int begin, int limit, FontRenderContext rc) - { - return new GdkFontLineMetrics (getFontMetrics (font), limit - begin); - } - - 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) - { - GdkGlyphVector gv = getGlyphVector(buildString (ci, begin, limit), font, frc); - return gv.getVisualBounds(); - } - - public boolean hasUniformLineMetrics (Font font) - { - return true; - } - - public GlyphVector layoutGlyphVector (Font font, FontRenderContext frc, - char[] chars, int start, int limit, - int flags) - { - int nchars = (limit - start) + 1; - char[] nc = new char[nchars]; - - for (int i = 0; i < nchars; ++i) - nc[i] = chars[start + i]; - - return createGlyphVector (font, frc, - new StringCharacterIterator (new String (nc))); - } - - public LineMetrics getLineMetrics (Font font, String str, - FontRenderContext frc) - { - return new GdkFontLineMetrics (getFontMetrics (font), str.length ()); - } - - public FontMetrics getFontMetrics (Font font) - { - return new GdkFontMetrics (font); - } - -} |
