| /* |
| * Copyright (c) 1998, 2005, Oracle and/or its affiliates. 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. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| /* |
| * |
| * (C) Copyright IBM Corp. 1998, 1999 - All Rights Reserved |
| */ |
| |
| package sun.font; |
| |
| import java.awt.Font; |
| import java.awt.Graphics2D; |
| import java.awt.Rectangle; |
| import java.awt.Shape; |
| import java.awt.font.FontRenderContext; |
| import java.awt.font.GlyphVector; |
| import java.awt.geom.AffineTransform; |
| import java.awt.geom.Rectangle2D; |
| |
| /** |
| * Implementation of TextLabel based on String. |
| */ |
| |
| public class TextSourceLabel extends TextLabel { |
| TextSource source; |
| |
| // caches |
| Rectangle2D lb; |
| Rectangle2D ab; |
| Rectangle2D vb; |
| Rectangle2D ib; |
| GlyphVector gv; |
| |
| public TextSourceLabel(TextSource source) { |
| this(source, null, null, null); |
| } |
| |
| public TextSourceLabel(TextSource source, Rectangle2D lb, Rectangle2D ab, GlyphVector gv) { |
| this.source = source; |
| |
| this.lb = lb; |
| this.ab = ab; |
| this.gv = gv; |
| } |
| |
| public TextSource getSource() { |
| return source; |
| } |
| |
| public final Rectangle2D getLogicalBounds(float x, float y) { |
| if (lb == null) { |
| lb = createLogicalBounds(); |
| } |
| return new Rectangle2D.Float((float)(lb.getX() + x), |
| (float)(lb.getY() + y), |
| (float)lb.getWidth(), |
| (float)lb.getHeight()); |
| } |
| |
| public final Rectangle2D getVisualBounds(float x, float y) { |
| if (vb == null) { |
| vb = createVisualBounds(); |
| |
| } |
| return new Rectangle2D.Float((float)(vb.getX() + x), |
| (float)(vb.getY() + y), |
| (float)vb.getWidth(), |
| (float)vb.getHeight()); |
| } |
| |
| public final Rectangle2D getAlignBounds(float x, float y) { |
| if (ab == null) { |
| ab = createAlignBounds(); |
| } |
| return new Rectangle2D.Float((float)(ab.getX() + x), |
| (float)(ab.getY() + y), |
| (float)ab.getWidth(), |
| (float)ab.getHeight()); |
| } |
| |
| public Rectangle2D getItalicBounds(float x, float y) { |
| if (ib == null) { |
| ib = createItalicBounds(); |
| } |
| return new Rectangle2D.Float((float)(ib.getX() + x), |
| (float)(ib.getY() + y), |
| (float)ib.getWidth(), |
| (float)ib.getHeight()); |
| |
| } |
| |
| public Rectangle getPixelBounds(FontRenderContext frc, float x, float y) { |
| return getGV().getPixelBounds(frc, x, y); // no cache |
| } |
| |
| public AffineTransform getBaselineTransform() { |
| Font font = source.getFont(); |
| if (font.hasLayoutAttributes()) { |
| return AttributeValues.getBaselineTransform(font.getAttributes()); |
| } |
| return null; |
| } |
| |
| public Shape getOutline(float x, float y) { |
| return getGV().getOutline(x, y); |
| } |
| |
| public void draw(Graphics2D g, float x, float y) { |
| g.drawGlyphVector(getGV(), x, y); |
| } |
| |
| protected Rectangle2D createLogicalBounds() { |
| return getGV().getLogicalBounds(); |
| } |
| |
| protected Rectangle2D createVisualBounds() { |
| return getGV().getVisualBounds(); |
| } |
| |
| protected Rectangle2D createItalicBounds() { |
| // !!! fix |
| return getGV().getLogicalBounds(); |
| } |
| |
| protected Rectangle2D createAlignBounds() { |
| return createLogicalBounds(); |
| } |
| |
| private final GlyphVector getGV() { |
| if (gv == null) { |
| gv = createGV(); |
| } |
| |
| return gv; |
| } |
| |
| protected GlyphVector createGV() { |
| Font font = source.getFont(); |
| FontRenderContext frc = source.getFRC(); |
| int flags = source.getLayoutFlags(); |
| char[] context = source.getChars(); |
| int start = source.getStart(); |
| int length = source.getLength(); |
| |
| GlyphLayout gl = GlyphLayout.get(null); // !!! no custom layout engines |
| StandardGlyphVector gv = gl.layout(font, frc, context, start, length, |
| flags, null); // ??? use textsource |
| GlyphLayout.done(gl); |
| |
| return gv; |
| } |
| } |