2003/11/03 05:28:31

[org.ibex.core.git] / src / org / xwt / Glyph.java

diff --git a/src/org/xwt/Glyph.java b/src/org/xwt/Glyph.java
deleted file mode 100644 (file)
index 71cf19e..0000000
--- a/src/org/xwt/Glyph.java
+++ /dev/null
@@ -1,103 +0,0 @@
-// Copyright 2003 Adam Megacz, see the COPYING file for licensing [GPL]
-package org.xwt;
-import org.xwt.translators.*;
-import org.xwt.util.*;
-import org.xwt.js.*;
-import java.util.*;
-
-public class Glyph {
-    public char c;
-    public int max_ascent;     // same value for every glyph in font; the max ascent of all chars
-    public int max_descent;    // same value for every glyph in font; the max descent of all chars
-    public int baseline;       // within the picture, this is the y-coordinate of the baseline
-    public int advance;        // amount to increment the x-coordinate
-    public int pointsize;
-    public Picture p;
-    public Res res;
-    public boolean rendered = false;
-
-    // k1=font.res k2=(c << 16 | pointsize)
-    private static Cache glyphCache = new Cache();
-
-    private static Queue glyphsToBeRendered = new Queue(255);
-    private static Freetype freetype = new Freetype();
-
-    private static Scheduler.Task glyphRenderingTask = new Scheduler.Task() {
-            public Object call(Object arg) {
-                Glyph g = (Glyph)glyphsToBeRendered.remove(false);
-                if (g == null) return null;
-                if (g.p != null) return null;
-                Log.log(Glyph.class, "rendering glyph " + g.c);
-                freetype.renderGlyph(g.res, g);
-                g.rendered = true;
-                Scheduler.add(this);
-                return null;
-            }
-        };
-
-    /**
-
-     *  If the glyphs of <code>text</code> are not yet loaded, spawn a
-     *  Task to load them and invoke callback.
-     *
-
-     *  returns the width (in the high-order int) and height (in the
-     *  low-order int) of the string's rasterization, or -1 if some
-     *  glyphs are not loaded.
-
-     */
-    public static long rasterizeGlyphs(final Res res, final int pointsize, final String text, PixelBuffer pb, int textcolor,
-                                  int x, int y, int cx1, int cy1, int cx2, int cy2, final Callback callback) {
-        boolean ret = true;
-        int width = 0;
-        int height = 0;
-        for(int i=0; i<text.length(); i++) {
-            final char c = text.charAt(i);
-            Glyph g = (Glyph)glyphCache.get(res, new Integer((((int)c) << 16) | pointsize));
-            if (g == null) {
-                g = new Glyph();
-                g.c = c;
-                g.pointsize = pointsize;
-                g.res = res; 
-                glyphCache.put(res, new Integer((((int)c) << 16) | pointsize), g);
-                glyphsToBeRendered.prepend(g);
-            }
-            if (g.rendered && ret) {
-                if (pb != null && g.p != null)
-                    pb.drawPictureAlphaOnly(g.p, x, y + g.max_ascent - g.baseline, cx1, cy1, cx2, cy2, textcolor);
-                x += g.advance;
-                width += g.advance;
-                height = java.lang.Math.max(height, g.max_ascent + g.max_descent);
-            } else {
-                glyphsToBeRendered.prepend(g);
-                Scheduler.add(glyphRenderingTask);
-                ret = false;
-            }
-        }
-        if (!ret) Scheduler.add(new Scheduler.Task() { public Object call(Object arg) {
-            for(int i=0; i<text.length(); i++) {
-                Glyph g = (Glyph)glyphCache.get(res, new Integer((((int)text.charAt(i)) << 16) | pointsize));
-                if (g == null || !g.rendered) {
-                    Scheduler.add(this);
-                    return null;
-                }
-            }
-            callback.call(null);
-            return null;
-        }});
-
-        if (ret) return ((long)width << 16) | (long)height;
-        for(int i=32; i<128; i++) {
-            Glyph g = (Glyph)glyphCache.get(res, new Integer((i << 16) | pointsize));
-            if (g == null) {
-                g = new Glyph();
-                g.c = (char)i;
-                g.pointsize = pointsize;
-                g.res = res;
-                glyphCache.put(res, new Integer((i << 16) | pointsize), g);
-                glyphsToBeRendered.append(g);
-            }
-        }
-        return -1;
-    }
-}