From bf83d5a03bf856e34bd0a6e2656a5b2dcfe8aafb Mon Sep 17 00:00:00 2001
From: Krzysztof Kosi??ski <tweenk.pl@gmail.com>
Date: Mon, 15 Mar 2010 00:58:16 +0100
Subject: Move around files to remove some vanity directories. Also remove the
 obsolete IDL file stub.

(bzr r9194)
---
 src/graphlayout/graphlayout.cpp | 262 ----------------------------------------
 1 file changed, 262 deletions(-)
 delete mode 100644 src/graphlayout/graphlayout.cpp

(limited to 'src/graphlayout/graphlayout.cpp')

diff --git a/src/graphlayout/graphlayout.cpp b/src/graphlayout/graphlayout.cpp
deleted file mode 100644
index 23b0ee13b..000000000
--- a/src/graphlayout/graphlayout.cpp
+++ /dev/null
@@ -1,262 +0,0 @@
-/** @file
- * @brief Interface between Inkscape code (SPItem) and graphlayout functions.
- */
-/*
- * Authors:
- *   Tim Dwyer <Tim.Dwyer@infotech.monash.edu.au>
- *
- * Copyright (C) 2005 Authors
- *
- * Released under GNU GPL.  Read the file 'COPYING' for more information.
- */
-
-#include <iostream>
-#include <config.h>
-#include <map>
-#include <vector>
-#include <algorithm>
-#include <cstring>
-#include <cstdlib>
-#include <float.h>
-
-#include "desktop.h"
-#include "inkscape.h"
-#include "sp-namedview.h"
-#include "util/glib-list-iterators.h"
-#include "graphlayout/graphlayout.h"
-#include "sp-path.h"
-#include "sp-item.h"
-#include "sp-item-transform.h"
-#include "sp-conn-end-pair.h"
-#include "style.h"
-#include "conn-avoid-ref.h"
-#include "libavoid/connector.h"
-#include "libavoid/router.h"
-#include "libavoid/geomtypes.h"
-#include "libcola/cola.h"
-#include "libvpsc/generate-constraints.h"
-#include "preferences.h"
-
-using namespace std;
-using namespace cola;
-using namespace vpsc;
-/**
- * Returns true if item is a connector
- */
-bool isConnector(SPItem const *const i) {
-    SPPath *path = NULL;
-    if(SP_IS_PATH(i)) {
-        path = SP_PATH(i);
-    }
-    return path && path->connEndPair.isAutoRoutingConn();
-}
-
-struct CheckProgress : TestConvergence {
-    CheckProgress(double d,unsigned i,list<SPItem *>&
-                  selected,vector<Rectangle*>& rs,map<string,unsigned>& nodelookup) :
-        TestConvergence(d,i), selected(selected), rs(rs), nodelookup(nodelookup) {}
-    bool operator()(double new_stress, double* X, double* Y) {
-        /* This is where, if we wanted to animate the layout, we would need to update
-         * the positions of all objects and redraw the canvas and maybe sleep a bit
-         cout << "stress="<<new_stress<<endl;
-        cout << "x[0]="<<rs[0]->getMinX()<<endl;
-        for (list<SPItem *>::iterator it(selected.begin());
-            it != selected.end();
-            ++it)
-        {
-            SPItem *u=*it;
-            if(!isConnector(u)) {
-                Rectangle* r=rs[nodelookup[u->id]];
-                Geom::Rect const item_box(sp_item_bbox_desktop(u));
-                Geom::Point const curr(item_box.midpoint());
-                Geom::Point const dest(r->getCentreX(),r->getCentreY());
-                sp_item_move_rel(u, Geom::Translate(dest - curr));
-            }
-        }
-        */
-        return TestConvergence::operator()(new_stress,X,Y);
-    }
-    list<SPItem *>& selected;
-    vector<Rectangle*>& rs;
-    map<string,unsigned>& nodelookup;
-};
-
-/**
- * Scans the items list and places those items that are
- * not connectors in filtered
- */
-void filterConnectors(GSList const *const items, list<SPItem *> &filtered) {
-    for(GSList *i=(GSList *)items; i!=NULL; i=i->next) {
-        SPItem *item=SP_ITEM(i->data);
-        if(!isConnector(item)) {
-            filtered.push_back(item);
-        }
-    }
-}
-/**
-* Takes a list of inkscape items, extracts the graph defined by
-* connectors between them, and uses graph layout techniques to find
-* a nice layout
-*/
-void graphlayout(GSList const *const items) {
-    if(!items) {
-        return;
-    }
-
-    using Inkscape::Util::GSListConstIterator;
-    list<SPItem *> selected;
-    filterConnectors(items,selected);
-    if (selected.empty()) return;
-
-    const unsigned n=selected.size();
-    //Check 2 or more selected objects
-    if (n < 2) return;
-
-    // add the connector spacing to the size of node bounding boxes
-    // so that connectors can always be routed between shapes
-    SPDesktop* desktop = inkscape_active_desktop();
-    double spacing = 0;
-    if(desktop) spacing = desktop->namedview->connector_spacing+0.1;
-
-    map<string,unsigned> nodelookup;
-    vector<Rectangle*> rs;
-    vector<Edge> es;
-    for (list<SPItem *>::iterator i(selected.begin());
-         i != selected.end();
-         ++i)
-    {
-        SPItem *u=*i;
-        Geom::OptRect const item_box(sp_item_bbox_desktop(u));
-        if(item_box) {
-            Geom::Point ll(item_box->min());
-            Geom::Point ur(item_box->max());
-            nodelookup[u->getId()]=rs.size();
-            rs.push_back(new Rectangle(ll[0]-spacing,ur[0]+spacing,
-                        ll[1]-spacing,ur[1]+spacing));
-        } else {
-            // I'm not actually sure if it's possible for something with a
-            // NULL item-box to be attached to a connector in which case we
-            // should never get to here... but if such a null box can occur it's
-            // probably pretty safe to simply ignore
-            //fprintf(stderr,"NULL item_box found in graphlayout, ignoring!\n");
-        }
-    }
-
-    Inkscape::Preferences *prefs = Inkscape::Preferences::get();
-    SimpleConstraints scx,scy;
-    double ideal_connector_length = prefs->getDouble("/tools/connector/length", 100.0);
-    double directed_edge_height_modifier = 1.0;
-
-    bool directed =       prefs->getBool("/tools/connector/directedlayout");
-    bool avoid_overlaps = prefs->getBool("/tools/connector/avoidoverlaplayout");
-
-    for (list<SPItem *>::iterator i(selected.begin());
-         i != selected.end();
-         ++i)
-    {
-        SPItem *iu=*i;
-        map<string,unsigned>::iterator i=nodelookup.find(iu->getId());
-        if(i==nodelookup.end()) {
-            continue;
-        }
-        unsigned u=i->second;
-        GSList *nlist=iu->avoidRef->getAttachedConnectors(Avoid::runningFrom);
-        list<SPItem *> connectors;
-
-        connectors.insert<GSListConstIterator<SPItem *> >(connectors.end(),nlist,NULL);
-        for (list<SPItem *>::iterator j(connectors.begin());
-                j != connectors.end();
-                ++j) {
-            SPItem *conn=*j;
-            SPItem *iv;
-            SPItem *items[2];
-            assert(isConnector(conn));
-            SP_PATH(conn)->connEndPair.getAttachedItems(items);
-            if(items[0]==iu) {
-                iv=items[1];
-            } else {
-                iv=items[0];
-            }
-
-            if (iv == NULL) {
-                // The connector is not attached to anything at the
-                // other end so we should just ignore it.
-                continue;
-            }
-
-            // If iv not in nodelookup we again treat the connector
-            // as disconnected and continue
-            map<string,unsigned>::iterator v_pair=nodelookup.find(iv->getId());
-            if(v_pair!=nodelookup.end()) {
-                unsigned v=v_pair->second;
-                //cout << "Edge: (" << u <<","<<v<<")"<<endl;
-                es.push_back(make_pair(u,v));
-                if(conn->style->marker[SP_MARKER_LOC_END].set) {
-                    if(directed && strcmp(conn->style->marker[SP_MARKER_LOC_END].value,"none")) {
-                        scy.push_back(new SimpleConstraint(v, u,
-                                    (ideal_connector_length * directed_edge_height_modifier)));
-                    }
-                }
-            }
-        }
-        if(nlist) {
-            g_slist_free(nlist);
-        }
-    }
-    const unsigned E = es.size();
-    double eweights[E];
-    fill(eweights,eweights+E,1);
-    vector<Component*> cs;
-    connectedComponents(rs,es,scx,scy,cs);
-    for(unsigned i=0;i<cs.size();i++) {
-        Component* c=cs[i];
-        if(c->edges.size()<2) continue;
-        CheckProgress test(0.0001,100,selected,rs,nodelookup);
-        ConstrainedMajorizationLayout alg(c->rects,c->edges,eweights,ideal_connector_length,test);
-        alg.setupConstraints(NULL,NULL,avoid_overlaps,
-                NULL,NULL,&c->scx,&c->scy,NULL,NULL);
-        alg.run();
-    }
-    separateComponents(cs);
-
-    for (list<SPItem *>::iterator it(selected.begin());
-         it != selected.end();
-         ++it)
-    {
-        SPItem *u=*it;
-        if(!isConnector(u)) {
-            map<string,unsigned>::iterator i=nodelookup.find(u->getId());
-            if(i!=nodelookup.end()) {
-                Rectangle* r=rs[i->second];
-                Geom::OptRect item_box(sp_item_bbox_desktop(u));
-                if(item_box) {
-                    Geom::Point const curr(item_box->midpoint());
-                    Geom::Point const dest(r->getCentreX(),r->getCentreY());
-                    sp_item_move_rel(u, Geom::Translate(dest - curr));
-                }
-            }
-        }
-    }
-    for(unsigned i=0;i<scx.size();i++) {
-        delete scx[i];
-    }
-    for(unsigned i=0;i<scy.size();i++) {
-        delete scy[i];
-    }
-    for(unsigned i=0;i<rs.size();i++) {
-        delete rs[i];
-    }
-}
-// vim: set cindent
-// vim: ts=4 sw=4 et tw=0 wm=0
-
-/*
-  Local Variables:
-  mode:c++
-  c-file-style:"stroustrup"
-  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
-  indent-tabs-mode:nil
-  fill-column:99
-  End:
-*/
-// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :
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