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546
Modules/virtualcommunity/MessageFlobFactory.zob
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546
Modules/virtualcommunity/MessageFlobFactory.zob
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/*
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MessageFlobFactory.zob
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*
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* Copyright (c) 2000, Ted Nelson and Tuomas Lukka
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*
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* You may use and distribute under the terms of either the GNU Lesser
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* General Public License, either version 2 of the license or,
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* at your choice, any later version. Alternatively, you may use and
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* distribute under the terms of the XPL.
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*
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* See the LICENSE.lgpl and LICENSE.xpl files for the specific terms of
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* the licenses.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the README
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* file for more details.
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*
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*/
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/*
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* Written by Rauli Ruohonen
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*/
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package org.gzigzag.module;
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import org.gzigzag.module.multimedia.*;
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import org.gzigzag.*;
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import java.awt.*;
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import java.util.*;
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public class MessageFlobFactory implements FlobFactory, ZOb {
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public static boolean dbg = false;
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private static void p(String s) { if(dbg) ZZLogger.log(s); }
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private static void pa(String s) { ZZLogger.log(s); }
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private String d_image = "d.images";
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private String d_text = "d.text";
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private String d_author = "d.author";
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private String d_handle = "d.kahva";
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private MediaFlobFactory mediafact=new MediaFlobFactory();
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private FTextLayouter ftext=new FTextLayouter();
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SceneFlob mysflob = null;
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VirtualCommunity vc= null;
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STRUCTPARAMS {
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/* In pixels. */
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int imgtxt_separator
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= 0;
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/* Originally 1/Ph = img_h/txt_h =~ 0.618. (Ph = Golden Ratio) */
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float imgtxt_min_ratio
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= (float)(2.0/(Math.sqrt(5.0)+1.0));
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ScalableFont font
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= new ScalableFont("SansSerif", Font.PLAIN, 12);
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/* color of the author blob */
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Color authorColor
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= Color.yellow.brighter();
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/* color of the message blob */
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Color messageColor
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= new Color(0xffff8c);
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Color auth_bg
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= new Color(0xffff28);
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int border
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= 3;
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int clipborder
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= 2;
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}
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public MessageFlobFactory(VirtualCommunity vc){
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this.vc = vc;
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}
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public MessageFlobFactory(){
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}
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private Color back = Color.white;
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private FText makeFText(ZZCell c, ZZCell hc,float fract) {
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Vector a=new Vector();
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int scale=(int)(fract*1000);
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Font f=font.getFont(scale);
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FontMetrics fm=font.getFontMetrics(scale);
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Color fg=Color.black;//,bg=Color.white;
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LoopDetector l=new LoopDetector();
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c = c.s(d_text,1);
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Color fgt = fg;
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while(c!=null) {
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fgt = fg;
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l.detect(c);
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/*if( c.s(d_handle,1) != null || c.s(d_handle,-1) != null){
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fgt = Color.red;
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}*/
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a.addElement(new FText.CellPart(c,c,0,-1,f,fm,back,fgt));
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//a.addElement(new FText.StringPart(c.getText(),f,fm,back,fgt));
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c=c.s(d_text);
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}
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return new FText(a);
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}
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public SceneFlob getSFlob(){
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return mysflob;
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}
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private int cacheW = -1;
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private Dimension cacheTxt;
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private ZZCell cacheC;
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private float cacheFract;
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private void getSizes(ZZCell c,float fract,int w,int h,Dimension img,
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Dimension txt) {
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final int MAGIC=2147483647;
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ZZCell imgc=c.h(d_image,true);
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ZZCell textc=c.s(d_text);
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img.width=0; img.height=0; txt.width=0; txt.height=0;
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/* Calculate the maximum sizes for both image and text */
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if(imgc!=null) img.setSize(mediafact.getSize(imgc,fract));
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float aspect=img.width*1.0f/img.height;
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if(textc!=null) {
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if (cacheW == w && cacheFract == fract && c.equals(cacheC))
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txt.setSize(cacheTxt);
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else {
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cacheTxt = ftext.place(null,makeFText(c,c,fract),
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new Rectangle(0,0,w,MAGIC),
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1,1,0,0xdeadbeef,false).getSize();
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cacheW = w; cacheC = c; cacheFract = fract;
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txt.setSize(cacheTxt);
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}
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}
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// Subj. + Auth.
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txt.height += (font.getFontMetrics((int)(1000 * fract)).
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getHeight())*2;
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if (imgc == null) {
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txt.height = h;
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return;
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}
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if (textc == null) {
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img.height=h-txt.height;
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img.width=(int)(img.height*aspect);
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if(img.width>w) {
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img.width=w;
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img.height=(int)(img.width/aspect);
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}
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txt.height = h-img.height;
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return;
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}
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h-=imgtxt_separator;
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float imgtxt_ratio=(h-txt.height)/txt.height; // Text size constant
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p("it_rat="+imgtxt_ratio);
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if(imgtxt_ratio<imgtxt_min_ratio) imgtxt_ratio=imgtxt_min_ratio;
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p("it_rat_fixedf="+imgtxt_ratio);
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txt.height=(int)(h/(imgtxt_ratio+1));
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img.height=(int)(h*imgtxt_ratio/(imgtxt_ratio+1));
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img.width=(int)(img.height*aspect);
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if(img.width>w) {
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img.width=w;
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int tmp=img.height;
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img.height=(int)(img.width/aspect);
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txt.height+=tmp-img.height;
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p("Adjusted.");
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}
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p("txt: "+txt+" img: "+img+ "world: "+new Dimension(w,h));
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}
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public Dimension getSize(ZZCell c, float f) { return null; }
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public int getHeight(ZZCell c, float fract, int w) {
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w-= border*2;
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final int MAGIC=2147483647;
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ZZCell imgc=c.h(d_image,true);
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ZZCell textc=c.s(d_text);
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Dimension img = new Dimension(0, 0), txt = new Dimension(0, 0);
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/* Calculate the maximum sizes for both image and text */
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if(imgc!=null) img.setSize(mediafact.getSize(imgc,fract));
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float aspect=img.width*1.0f/img.height;
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img.height = (int) (w / aspect);
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if(textc!=null) {
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if (cacheW == w && cacheFract == fract && c.equals(cacheC))
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txt.setSize(cacheTxt);
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else {
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cacheTxt = ftext.place(null,makeFText(c,c,fract),
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new Rectangle(0,0,w,MAGIC),
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1,1,0,0xdeadbeef,false).getSize();
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cacheW = w; cacheC = c; cacheFract = fract;
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txt.setSize(cacheTxt);
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}
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}
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// Subj. + Auth.
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txt.height += (font.getFontMetrics((int)(1000 * fract)).
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getHeight())*2 + border*2 + 1;
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p("getHeight(): w = "+w+", imgh = "+img.height+", txth = "+
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txt.height+", imsep = "+imgtxt_separator);
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if (imgc == null) return txt.height;
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if (textc == null) return img.height+txt.height;
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return imgtxt_separator + img.height + txt.height;
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}
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public Flob makeFlob(FlobSet _into,
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ZZCell c, final ZZCell handleCell,
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float fract, int x, int y, int d, int w, int h,
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float rot) {
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return makeFlob(_into, c, handleCell, fract, x, y, d, w, h, rot,
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false);
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}
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public Flob makeFlob(FlobSet _into,
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ZZCell c, final ZZCell handleCell,
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float fract, int x, int y, int d, int w, int h) {
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return makeFlob(_into, c, handleCell, fract, x, y, d, w, h, 0.0f);
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}
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/* animated text also means that beams are drawn :-) */
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public Flob makeFlob(FlobSet _into,
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ZZCell c, final ZZCell handleCell,
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float fract, int x, int y, int d, int w, int h,
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double rot, boolean animateText) {
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x+=border; y+=border; w-=border*2; h-=border*2;
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int cx = x+w/2; int cy = y+h/2;
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Dimension dfs = _into.getSize();
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final int borderEdge = 5;
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boolean doText = true;
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if(cx < borderEdge || cx >= dfs.width - borderEdge ||
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cy < borderEdge || cy >= dfs.height - borderEdge)
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doText = false;
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Dimension img=new Dimension(),txt=new Dimension();
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getSizes(c,fract,w,h,img,txt);
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int imsep = 0;
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if(img.height>0&&txt.height>0) imsep = imgtxt_separator;
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x-=border; y-=border; w+=border*2; h+=border*2;
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FlobSet into = _into;
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SceneFlob sflob = null;
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// XXX this shouldn't be here
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ZZDrawingJ2D _drw = null;
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if (ZZDrawing.instance instanceof ZZDrawingJ2D) {
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// XXX SplitCellFlob1.doClip = false;
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into = new FlobSet(_into.getSize(),
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_into.getForeground(),
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_into.getBackground(),
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_into.getComponent());
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_drw = (ZZDrawingJ2D) ZZDrawing.instance;
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sflob = _drw.new RotatedSceneFlob(x, y, d, w, h, c,
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into, rot);
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mysflob = sflob;
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p("into = " +into);
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}
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final ZZDrawingJ2D drw = _drw;
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Flob[] important = new Flob[1];
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Flob bgfl=new CellBgFlob(x, y, d, w, h, c) {
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public void render(Graphics g, int mx, int my, int md,
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int mw, int mh) {
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Color oldfg = g.getColor();
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g.setColor(bg);
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g.fillRect(mx+1, my+1, mw-2, mh-2);
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g.setColor(oldfg);
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/*boolean bup = ZZDrawing.instance.qualityEnabled();
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ZZDrawing.instance.enableQuality(true);
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ZZDrawing.instance.setQuality(g);*/
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if (!ZZDrawing.instance.qualityEnabled())
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g.setColor(new Color(0x333322));
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if(mh >= 14)
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((Graphics2D)g).setStroke(new BasicStroke(2.0f));
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g.drawRect(mx, my, mw-1, mh-1);
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((Graphics2D)g).setStroke(new BasicStroke());
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/*if(mh >= 14) g.drawRect(mx+1, my+1, mw-3, mh-3);
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g.drawRect(mx, my, mw-1, mh-1);*/
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/*ZZDrawing.instance.enableQuality(bup);
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ZZDrawing.instance.setQuality(g);*/
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g.setColor(oldfg);
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}
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public Object hit(int x0,int y0) {
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if (x0 >= this.x && y0 >= this.y && x0 < this.x+this.w &&
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y0 < this.y+this.h) return handleCell;
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return null;
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}
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};
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important[0] = bgfl;
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sflob.setImportant(important);
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sflob.setFocus(animateText);
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p("MSGF: "+animateText);
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x+=border; y+=border; w-=border*2; h-=border*2;
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boolean mess = false;
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ZZCell tmp=c.s(d_text);
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if(tmp!=null) {
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int ystart=y+img.height+imsep;
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ZZCell locc = c.h(d_author,-1);
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Flob header = new Flob(x, ystart, d, w, 1, c) {};
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if( locc != c){
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mess = true;
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back = messageColor;
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if(doText) {
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Flob sf = makeSubject(into, c, handleCell, fract,
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x, ystart, d, w, bgfl, txt.height);
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ystart += sf.h;
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txt.height -= sf.h;
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sf = makeAuthor(into, locc, handleCell,
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fract, x, ystart, d, w,fract,fract, bgfl,
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txt.height);
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ystart += sf.h;
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txt.height -= sf.h;
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}
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//p("ystart = " + ystart);
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} else if ( locc == c && c.getRankLength(d_author) > 1){
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back = authorColor;
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}
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Flob tailer = null;
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// new Flob(x, ystart, d, txt.width, txt.height,
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// c.s(d_text)) {};
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//tailer.setParent(bgfl);
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//if (animateText) into.add(tailer);
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Rectangle r = new Rectangle(x,ystart,txt.width,txt.height);
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if(doText) {
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ftext.place(into,makeFText(c,handleCell,fract),r,d,1,ystart,
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0xdeadbeef, false, tailer);
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if(dbg) {
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// p(into.findFlob
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}
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}
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}
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tmp=c.h(d_image);
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if(tmp!=c)
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mediafact.makeFlob(into,tmp,handleCell,fract,
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x+(w-img.width)/2,y,d,img.width,img.height).
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setParent(bgfl);
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((CellBgFlob)bgfl).setBg(back);
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into.add(bgfl);
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back = Color.white;
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if( animateText ) {
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pa("LINK: " + c);
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tmp = c.s(d_text, 1);
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while((tmp = tmp.s(d_text, 1)) != null) {
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ZZCell hea = tmp.h(d_handle, -1);
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if(hea != tmp) {
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Flob f= into.findFlob(null, tmp);
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pa("FINDFLOB: "+f);
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if(f == null)continue;
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Point p = new Point(f.x + f.w/2, f.y + f.h/2);
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Point p2 = new Point();
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sflob.transform(p, p2, true);
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vc.product(hea, p2);
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}
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}
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}
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||||
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if (sflob != null) {
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_into.add(sflob);
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//SplitCellFlob1.doClip = true;
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return sflob;
|
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}
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return bgfl;
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}
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||||
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// The following are shamelessly pseudo-cut&pasted from CellFlobFactory1
|
||||
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||||
public Flob placeFlob(FlobSet into,
|
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ZZCell c, ZZCell handleCell,
|
||||
float fract,
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||||
int x, int y, int depth,
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||||
float xfract, float yfract) {
|
||||
Dimension d = getSize(c, fract);
|
||||
return makeFlob(into, c, handleCell, fract,
|
||||
(int)(x-xfract*d.width),
|
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(int)(y-yfract*d.height),
|
||||
depth, d.width, d.height);
|
||||
}
|
||||
public Flob centerFlob(FlobSet into,
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||||
ZZCell c, ZZCell handleCell,
|
||||
float fract, Point p, int xalign, int yalign,
|
||||
int depth, Dimension d) {
|
||||
if(d == null) d = getSize(c, fract);
|
||||
int x, y;
|
||||
x = p.x - d.width/2; y = p.y - d.height/2;
|
||||
if(xalign < 0) x = p.x;
|
||||
if(xalign > 0) x = p.x - d.width;
|
||||
if(yalign < 0) y = p.y;
|
||||
if(yalign > 0) y = p.y - d.height;
|
||||
return makeFlob(into, c, handleCell, fract, x, y,
|
||||
depth, d.width, d.height);
|
||||
}
|
||||
|
||||
public Flob centerFlob(FlobSet into,
|
||||
ZZCell c, ZZCell handleCell,
|
||||
float fract, Point p, int xalign, int yalign,
|
||||
int depth) {
|
||||
return centerFlob(into, c, handleCell, fract, p, xalign, yalign,
|
||||
depth, null);
|
||||
}
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||||
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||||
public Flob makeSubject(FlobSet into,
|
||||
ZZCell c, ZZCell handleCell,
|
||||
float fract,
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||||
int x, int y, int depth,
|
||||
int w, Flob parent, int mh) {
|
||||
|
||||
if (mh > 100) mh = 100;
|
||||
Flob sc = new SubjCell(x,y,depth,w,mh,c, handleCell, fract);
|
||||
sc.setParent(parent);
|
||||
into.add(sc);
|
||||
return sc;
|
||||
|
||||
}
|
||||
|
||||
public Flob makeAuthor(FlobSet into,
|
||||
ZZCell c, ZZCell handleCell,
|
||||
float fract,
|
||||
int x, int y, int depth, int w,
|
||||
float xfract, float yfract, Flob parent, int mh) {
|
||||
|
||||
if (mh > 100) mh = 100;
|
||||
Flob ac = new AuthCell(x,y,depth,w,mh,c, handleCell, fract);
|
||||
ac.setParent(parent);
|
||||
into.add(ac);
|
||||
return ac;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* Flob for message subjects
|
||||
*/
|
||||
class SubjCell extends Flob {
|
||||
|
||||
int ascent;
|
||||
float fr;
|
||||
ZZCell handle;
|
||||
|
||||
public SubjCell(int x, int y, int d, int w, int h, ZZCell c, ZZCell hc,
|
||||
float fract){
|
||||
super(x,y,d,w,h,c);
|
||||
Font f = font.getFont((int)(1000 * fract));
|
||||
FontMetrics fm = font.getFontMetrics((int)(1000 * fract));
|
||||
ascent = fm.getAscent();
|
||||
this.h = fm.getHeight();
|
||||
if (this.h > h) this.h = h;
|
||||
//this.w = fm.stringWidth("Subject: " +c.getText());
|
||||
fr = fract;
|
||||
handle = hc;
|
||||
//p("FR = " + fr);
|
||||
}
|
||||
|
||||
public void renderInterp(Graphics g, float fract) { return; }
|
||||
public void render(Graphics g, int mx, int my, int md,
|
||||
int mw, int mh) {
|
||||
/*ZZDrawingJ2D drw = null;
|
||||
if (ZZDrawing.instance instanceof ZZDrawingJ2D)
|
||||
drw = (ZZDrawingJ2D)ZZDrawing.instance;
|
||||
if (drw != null) {
|
||||
drw.setFIXME(false);
|
||||
drw.setQuality(g);
|
||||
}*/
|
||||
FontMetrics fm = font.getFontMetrics((int)(1000 * fr));
|
||||
Color old = g.getColor();
|
||||
g.setFont(font.getFont((int)(fr*1000)));
|
||||
g.setColor(auth_bg);
|
||||
Rectangle asd=g.getClipBounds();
|
||||
g.setClip(mx-clipborder,my-clipborder,mw+clipborder*2,mh+clipborder*2);
|
||||
g.fillRect(mx,my,mw,mh);
|
||||
g.setColor(old);
|
||||
/*if (drw != null) {
|
||||
drw.setFIXME(true);
|
||||
drw.setQuality(g);
|
||||
}*/
|
||||
if( fm.stringWidth("Subject: " + c.getText()) > mw )
|
||||
g.drawString( c.getText(), mx,my+ascent);
|
||||
else g.drawString("Subject: " + c.getText(), mx,my+ascent);
|
||||
//g.drawLine(mx, my+h, mx+w, my+h);
|
||||
g.setClip(asd);
|
||||
}
|
||||
|
||||
public Object hit(int x0, int y0) {
|
||||
if( x0 >= x && y0 >= y && x0 < x+w && y0 < y+h )
|
||||
return handle;
|
||||
return null;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Flob for message auth
|
||||
*/
|
||||
class AuthCell extends Flob {
|
||||
|
||||
int ascent;
|
||||
int height;
|
||||
ZZCell handle;
|
||||
|
||||
float fr = 1.0f;
|
||||
|
||||
public AuthCell(int x, int y, int d, int w, int h, ZZCell c, ZZCell hc,
|
||||
float fract){
|
||||
super(x,y,d,w,h,c);
|
||||
Font f = font.getFont((int)(1000 * fract));
|
||||
FontMetrics fm = font.getFontMetrics((int)(1000 * fract));
|
||||
ascent = fm.getAscent();
|
||||
this.h = fm.getHeight();
|
||||
if (this.h > h) this.h = h;
|
||||
//this.w = fm.stringWidth("Author: " + c.getText());
|
||||
fr = fract;
|
||||
handle = hc;
|
||||
}
|
||||
|
||||
public void renderInterp(Graphics g, float fract) { return; }
|
||||
public void render(Graphics g, int mx, int my, int md,
|
||||
int mw, int mh) {
|
||||
/*ZZDrawingJ2D drw = null;
|
||||
if (ZZDrawing.instance instanceof ZZDrawingJ2D)
|
||||
drw = (ZZDrawingJ2D)ZZDrawing.instance;
|
||||
if (drw != null) {
|
||||
drw.setFIXME(false);
|
||||
drw.setQuality(g);
|
||||
}*/
|
||||
Color old = g.getColor();
|
||||
FontMetrics fm = font.getFontMetrics((int)(1000 * fr));
|
||||
g.setFont(font.getFont((int)(1000 * fr)));
|
||||
Rectangle asd=g.getClipBounds();
|
||||
g.setClip(mx-clipborder,my-clipborder,mw+clipborder*2,mh+clipborder*2);
|
||||
g.setColor(auth_bg);
|
||||
g.fillRect(mx,my,mw,mh);
|
||||
g.setColor(old);
|
||||
/*if (drw != null) {
|
||||
drw.setFIXME(true);
|
||||
drw.setQuality(g);
|
||||
}*/
|
||||
if( fm.stringWidth("Author: " + c.getText()) < mw )
|
||||
g.drawString("Author: " + c.getText(), mx,my+ascent);
|
||||
else g.drawString( c.getText(), mx,my+ascent);
|
||||
g.drawLine(mx, my+mh-1, mx+mw, my+mh-1);
|
||||
g.setClip(asd);
|
||||
}
|
||||
|
||||
public Object hit(int x0, int y0) {
|
||||
if( x0 >= x && y0 >= y && x0 < x+w && y0 < y+h )
|
||||
return handle;
|
||||
return null;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// vim: set syntax=java :
|
||||
Reference in New Issue
Block a user