created mirror
This commit is contained in:
whatever committed
commit
6764738d92
600 files changed
+87187
No files matched your search
@@ -0,0 +1,226 @@
|
||||
/*
|
||||
FText.java
|
||||
*
|
||||
* Copyright (c) 2000, Ted Nelson and Tuomas Lukka
|
||||
*
|
||||
* You may use and distribute under the terms of either the GNU Lesser
|
||||
* General Public License, either version 2 of the license or,
|
||||
* at your choice, any later version. Alternatively, you may use and
|
||||
* distribute under the terms of the XPL.
|
||||
*
|
||||
* See the LICENSE.lgpl and LICENSE.xpl files for the specific terms of
|
||||
* the licenses.
|
||||
*
|
||||
* This software 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 README
|
||||
* file for more details.
|
||||
*
|
||||
*/
|
||||
/*
|
||||
* Written by Benjamin Fallenstein
|
||||
*/
|
||||
|
||||
package org.gzigzag;
|
||||
import java.awt.*;
|
||||
import java.util.*;
|
||||
|
||||
/** A class representing some formatted text.
|
||||
* The text is represented as FText.Part objects, which
|
||||
* contain a single string of text in a given font, from a given cell
|
||||
* (possibly with an offset and length).
|
||||
* These parts may be created by any view.
|
||||
* @see FTextLayouter
|
||||
*/
|
||||
|
||||
public class FText {
|
||||
public static final String rcsid = "$Id: FText.java,v 1.21 2001/04/02 20:02:51 bfallenstein Exp $";
|
||||
public static boolean dbg = false;
|
||||
static final void p(String s) { if(dbg) System.out.println(s); }
|
||||
static final void pa(String s) { System.out.println(s); }
|
||||
|
||||
public static abstract class Part {
|
||||
public Font f; public FontMetrics fm;
|
||||
public Color bg, fg;
|
||||
public String s; public int n;
|
||||
|
||||
/** Make a flob showing this part on the screen. */
|
||||
public abstract Renderable rend(int x, int y, int d, Renderable prev);
|
||||
|
||||
/** Create another instance of the same class. */
|
||||
public abstract Part subpart(int first, int last);
|
||||
|
||||
public Part[] split(int at) { return new Part[] { to(at), from(at) }; }
|
||||
public Part to(int at) { return subpart(0, at); }
|
||||
public Part from(int at) { return subpart(at, n); }
|
||||
|
||||
public int getStrX(int at) {
|
||||
return fm.stringWidth(s.substring(0, at));
|
||||
}
|
||||
public int getHit(int x) {
|
||||
return ZZUtil.findStringHit(s, x, fm, true);
|
||||
}
|
||||
public int getHitX(int x) { return getStrX(getHit(x)); }
|
||||
|
||||
private int wd = -1;
|
||||
public int width() {
|
||||
if(wd == -1) wd = fm.stringWidth(s);
|
||||
return wd;
|
||||
}
|
||||
|
||||
private int ht = -1;
|
||||
public int height() {
|
||||
if(ht == -1) ht = fm.getHeight();
|
||||
return ht;
|
||||
}
|
||||
|
||||
public static String join(Part[] ps) {
|
||||
StringBuffer sb = new StringBuffer();
|
||||
for(int i=0; i<ps.length; i++) sb.append(ps[i].s);
|
||||
return sb.toString();
|
||||
}
|
||||
public static int width(Part[] ps) {
|
||||
int res = 0;
|
||||
for(int i=0; i<ps.length; i++)
|
||||
res += ps[i].width();
|
||||
return res;
|
||||
}
|
||||
public static int height(Part[] ps) {
|
||||
int res = 0;
|
||||
for(int i=0; i<ps.length; i++) {
|
||||
int h = ps[i].height();
|
||||
if(h > res) res = h;
|
||||
}
|
||||
return res;
|
||||
}
|
||||
public static int len(Part[] ps) {
|
||||
int res = 0;
|
||||
for(int i=0; i<ps.length; i++) res += ps[i].n;
|
||||
return res;
|
||||
}
|
||||
}
|
||||
|
||||
public static class CellPart extends Part {
|
||||
public ZZCell c, handleCell;
|
||||
public int offs;
|
||||
|
||||
public CellPart(ZZCell c, ZZCell handleCell, int offs, int n, Font f,
|
||||
FontMetrics fm, Color bg, Color fg) {
|
||||
this.c = c; this.offs = offs; this.f = f; this.fm = fm;
|
||||
this.handleCell = handleCell;
|
||||
this.bg = bg; this.fg = fg;
|
||||
if(n < 0) {
|
||||
s = c.t().substring(offs);
|
||||
this.n = s.length();
|
||||
} else {
|
||||
s = c.t().substring(offs, offs+n);
|
||||
this.n = n;
|
||||
}
|
||||
}
|
||||
public CellPart(ZZCell c, int offs, int n, Font f,
|
||||
FontMetrics fm, Color bg, Color fg) {
|
||||
this(c,c,offs,n,f,fm,bg,fg);
|
||||
}
|
||||
public Part subpart(int first, int last) {
|
||||
CellPart p = new CellPart(c, handleCell, offs+first, last-first, f, fm, bg, fg);
|
||||
p.s = s.substring(first, last);
|
||||
return p;
|
||||
}
|
||||
|
||||
public Renderable rend(int x, int y, int d, Renderable prev0) {
|
||||
SplitCellFlob1 prev = null, parent = null, res;
|
||||
if(prev0 instanceof SplitCellFlob1) {
|
||||
prev = (SplitCellFlob1)prev0;
|
||||
parent = prev.parent != null ? prev.parent : prev;
|
||||
if(!parent.c.equals(c))
|
||||
parent = null;
|
||||
}
|
||||
res = new SplitCellFlob1(x, y, d, width(), height(),
|
||||
handleCell, s, f, fm, parent, offs, n, bg);
|
||||
if(prev != null) res.setPrev(prev);
|
||||
return res;
|
||||
}
|
||||
}
|
||||
|
||||
/** A cell part showing cursor colors in the background. */
|
||||
public static class CursorCellPart extends CellPart {
|
||||
public CursorCellPart(ZZCell c, ZZCell handleCell, int offs, int n, Font f,
|
||||
FontMetrics fm, Color bg, Color fg) {
|
||||
super(c, handleCell, offs, n, f, fm, bg, fg);
|
||||
}
|
||||
public CursorCellPart(ZZCell c, int offs, int n, Font f,
|
||||
FontMetrics fm, Color bg, Color fg) {
|
||||
super(c, offs, n, f, fm, bg, fg);
|
||||
}
|
||||
public Renderable rend(int x, int y, int d, Renderable prev) {
|
||||
SplitCellFlob1 sf = (SplitCellFlob1)super.rend(x, y, d, prev);
|
||||
sf.showCursor();
|
||||
return sf;
|
||||
}
|
||||
}
|
||||
|
||||
public static class StringPart extends Part {
|
||||
public StringPart(String s, Font f, FontMetrics fm,
|
||||
Color bg, Color fg) {
|
||||
this.s = s; this.f = f; this.fm = fm; this.bg = bg; this.fg = fg;
|
||||
n = s.length();
|
||||
}
|
||||
public Part subpart(int first, int last) {
|
||||
return new StringPart(s.substring(first, last), f, fm, bg, fg);
|
||||
}
|
||||
|
||||
public Renderable rend(int x, int y, int d, Renderable prev) {
|
||||
int my = y - fm.getDescent() + height();
|
||||
TextDecor res = new TextDecor(x, my, s, fg, f);
|
||||
res.d = d;
|
||||
return res;
|
||||
}
|
||||
}
|
||||
|
||||
public Part[] parts;
|
||||
|
||||
public FText(Part[] ps) { parts = ps; }
|
||||
public FText(Vector v) {
|
||||
parts = new Part[v.size()];
|
||||
for(int i=0; i<parts.length; i++) parts[i] = (Part)v.elementAt(i);
|
||||
}
|
||||
|
||||
public String get() { return Part.join(parts); }
|
||||
public String get(int at, int n) { return get().substring(at, at+n); }
|
||||
|
||||
// return { part, offs }
|
||||
public int[] pos(int at) {
|
||||
int here = 0;
|
||||
for(int i=0; i<parts.length; i++) {
|
||||
Part p = parts[i];
|
||||
here += p.n;
|
||||
if(here >= at) {
|
||||
return new int[] { i, p.n-(here-at) };
|
||||
}
|
||||
}
|
||||
return new int[] { parts.length-1, parts[parts.length-1].n };
|
||||
}
|
||||
|
||||
/** Return lines laid out at a given width.
|
||||
* The dimensions of the array are lines[line][part]
|
||||
*/
|
||||
public Part[][] getLines(int width) {
|
||||
return FirstMatchBreaker.stupidBreak(this, width);
|
||||
}
|
||||
|
||||
public static int findLine(Part[][] lines, int offs) {
|
||||
int here = 0;
|
||||
for(int i=0; i<lines.length; i++) {
|
||||
here += Part.len(lines[i]);
|
||||
if(here >= offs) return i;
|
||||
}
|
||||
return lines.length-1;
|
||||
}
|
||||
|
||||
/** Capitalize the sentences in the whole FText. */
|
||||
public void capitalize() {
|
||||
Capitalizer c = new Capitalizer();
|
||||
for(int i=0; i<parts.length; i++)
|
||||
parts[i].s = c.cap(parts[i].s);
|
||||
}
|
||||
}
|
||||
Reference in new issue
Block a user