/*
* Copyright 2007-2008 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Sun designates this
* particular file as subject to the "Classpath" exception as provided
* by Sun in the LICENSE file that accompanied this code.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*/
package ae.sun.font;
import ae.java.awt.geom.GeneralPath;
import ae.java.awt.geom.Point2D;
import ae.java.awt.geom.Rectangle2D;
class NullFontScaler extends FontScaler {
NullFontScaler() {}
public NullFontScaler(Font2D font, int indexInCollection,
boolean supportsCJK, int filesize) {}
StrikeMetrics getFontMetrics(long pScalerContext) {
return new StrikeMetrics(0xf0,0xf0,0xf0,0xf0,0xf0,0xf0,
0xf0,0xf0,0xf0,0xf0);
}
float getGlyphAdvance(long pScalerContext, int glyphCode) {
return 0.0f;
}
void getGlyphMetrics(long pScalerContext, int glyphCode,
Point2D.Float metrics) {
metrics.x = 0;
metrics.y = 0;
}
Rectangle2D.Float getGlyphOutlineBounds(long pContext, int glyphCode) {
return new Rectangle2D.Float(0, 0, 0, 0);
}
GeneralPath getGlyphOutline(long pScalerContext, int glyphCode,
float x, float y) {
return new GeneralPath();
}
GeneralPath getGlyphVectorOutline(long pScalerContext, int[] glyphs,
int numGlyphs, float x, float y) {
return new GeneralPath();
}
long getLayoutTableCache() {return 0L;}
long createScalerContext(double[] matrix, boolean fontType, int aa,
int fm, float boldness, float italic) {
return getNullScalerContext();
}
void invalidateScalerContext(long ppScalerContext) {
//nothing to do
}
int getNumGlyphs() throws FontScalerException {
return 1;
}
int getMissingGlyphCode() throws FontScalerException {
return 0;
}
int getGlyphCode(char charCode) throws FontScalerException {
return 0;
}
long getUnitsPerEm() {
return 2048;
}
Point2D.Float getGlyphPoint(long pScalerContext,
int glyphCode, int ptNumber) {
return null;
}
/* Ideally NullFontScaler should not have native code.
However, at this moment we need these methods to be native because:
- glyph cache code assumes null pointers to GlyphInfo structures
- FileFontStrike needs native context
*/
static native long getNullScalerContext();
native long getGlyphImage(long pScalerContext, int glyphCode);
}