ladanyi@53
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1 |
#include "graph_displayer_canvas.h"
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alpar@59
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2 |
#include <cmath>
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ladanyi@6
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3 |
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hegyi@96
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4 |
GraphDisplayerCanvas::GraphDisplayerCanvas(NoteBookTab & mainw) :
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hegyi@94
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5 |
nodesmap(mainw.mapstorage.graph), edgesmap(mainw.mapstorage.graph), edgetextmap(mainw.mapstorage.graph),
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hegyi@94
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6 |
nodetextmap(mainw.mapstorage.graph), displayed_graph(*(root()), 0, 0),
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ladanyi@66
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7 |
isbutton(0), active_item(NULL), target_item(NULL), nodemap_to_edit(""),
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hegyi@157
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edgemap_to_edit(""), autoscale(true), zoomtrack(false), radius_size(20), edge_width(10), mytab(mainw)
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ladanyi@6
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{
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ladanyi@53
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//base event handler is move tool
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ladanyi@53
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11 |
actual_handler=signal_event().connect(sigc::mem_fun(*this, &GraphDisplayerCanvas::moveEventHandler), false);
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ladanyi@53
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actual_tool=MOVE;
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hegyi@34
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13 |
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ladanyi@53
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14 |
active_node=INVALID;
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ladanyi@53
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15 |
active_edge=INVALID;
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ladanyi@53
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forming_edge=INVALID;
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ladanyi@53
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}
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hegyi@9
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18 |
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ladanyi@53
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GraphDisplayerCanvas::~GraphDisplayerCanvas()
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ladanyi@53
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{
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hegyi@96
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for (NodeIt n((mytab.mapstorage).graph); n != INVALID; ++n)
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hegyi@94
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{
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hegyi@94
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23 |
delete nodesmap[n];
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hegyi@94
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24 |
delete nodetextmap[n];
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hegyi@94
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25 |
}
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hegyi@94
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26 |
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hegyi@96
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for (EdgeIt e((mytab.mapstorage).graph); e != INVALID; ++e)
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hegyi@94
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28 |
{
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hegyi@94
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29 |
delete edgesmap[e];
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hegyi@94
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30 |
delete edgetextmap[e];
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hegyi@94
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31 |
}
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hegyi@94
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}
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ladanyi@6
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33 |
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hegyi@94
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void GraphDisplayerCanvas::propertyChange(bool itisedge, int prop)
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hegyi@94
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{
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hegyi@94
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if(itisedge)
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hegyi@94
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{
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hegyi@94
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propertyUpdate(Edge(INVALID), prop);
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hegyi@94
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}
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hegyi@94
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else
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hegyi@94
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41 |
{
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hegyi@94
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propertyUpdate(Node(INVALID), prop);
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hegyi@94
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}
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hegyi@94
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}
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hegyi@94
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hegyi@94
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void GraphDisplayerCanvas::propertyUpdate(Edge edge)
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hegyi@94
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{
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hegyi@94
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for(int i=0;i<EDGE_PROPERTY_NUM;i++)
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hegyi@94
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{
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hegyi@94
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propertyUpdate(edge, i);
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hegyi@94
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}
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hegyi@94
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}
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hegyi@94
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hegyi@94
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void GraphDisplayerCanvas::propertyUpdate(Node node)
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hegyi@94
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{
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hegyi@94
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for(int i=0;i<NODE_PROPERTY_NUM;i++)
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hegyi@94
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{
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hegyi@94
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propertyUpdate(node, i);
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hegyi@94
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}
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hegyi@94
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}
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hegyi@94
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61 |
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hegyi@118
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62 |
void GraphDisplayerCanvas::propertyUpdate(Node node, int prop)
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hegyi@94
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{
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hegyi@118
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//dummy=dummy;
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hegyi@94
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hegyi@96
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std::string mapname=mytab.getActiveNodeMap(prop);
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hegyi@94
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hegyi@94
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if(mapname!="")
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hegyi@94
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{
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hegyi@96
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if( ( ((mytab.mapstorage).nodemap_storage).find(mapname) != ((mytab.mapstorage).nodemap_storage).end() ) )
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hegyi@94
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{
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hegyi@94
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switch(prop)
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hegyi@94
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{
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hegyi@94
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case N_RADIUS:
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hegyi@94
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changeNodeRadius(mapname, node);
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hegyi@94
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break;
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hegyi@94
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case N_COLOR:
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hegyi@94
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changeNodeColor(mapname, node);
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hegyi@94
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break;
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hegyi@94
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case N_TEXT:
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hegyi@94
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changeNodeText(mapname, node);
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hegyi@94
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break;
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hegyi@94
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default:
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hegyi@94
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std::cerr<<"Error\n";
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hegyi@94
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}
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hegyi@94
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}
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hegyi@94
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}
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hegyi@94
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else //mapname==""
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hegyi@94
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{
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hegyi@94
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Node node=INVALID;
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hegyi@94
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switch(prop)
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hegyi@94
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{
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hegyi@94
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case N_RADIUS:
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hegyi@94
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resetNodeRadius(node);
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hegyi@94
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break;
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hegyi@94
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case N_COLOR:
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hegyi@94
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resetNodeColor(node);
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hegyi@94
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break;
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hegyi@94
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case N_TEXT:
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hegyi@94
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resetNodeText(node);
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hegyi@94
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break;
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hegyi@94
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default:
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hegyi@94
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std::cerr<<"Error\n";
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hegyi@94
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}
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hegyi@94
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}
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hegyi@94
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hegyi@94
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}
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hegyi@94
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108 |
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hegyi@118
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void GraphDisplayerCanvas::propertyUpdate(Edge edge, int prop)
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hegyi@94
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110 |
{
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hegyi@118
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//dummy=dummy;
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hegyi@94
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112 |
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hegyi@96
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std::string mapname=mytab.getActiveEdgeMap(prop);
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hegyi@94
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hegyi@94
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if(mapname!="")
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hegyi@94
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{
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hegyi@96
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if( ( ((mytab.mapstorage).edgemap_storage).find(mapname) != ((mytab.mapstorage).edgemap_storage).end() ) )
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hegyi@94
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118 |
{
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hegyi@94
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119 |
switch(prop)
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hegyi@94
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{
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hegyi@94
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case E_WIDTH:
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hegyi@94
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changeEdgeWidth(mapname, edge);
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hegyi@94
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break;
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hegyi@94
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case E_COLOR:
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hegyi@94
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changeEdgeColor(mapname, edge);
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hegyi@94
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126 |
break;
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hegyi@94
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127 |
case E_TEXT:
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hegyi@94
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128 |
changeEdgeText(mapname, edge);
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hegyi@94
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129 |
break;
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hegyi@94
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130 |
default:
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hegyi@94
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131 |
std::cerr<<"Error\n";
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hegyi@94
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132 |
}
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hegyi@94
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133 |
}
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hegyi@94
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134 |
}
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hegyi@94
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else //mapname==""
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hegyi@94
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{
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hegyi@94
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switch(prop)
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hegyi@94
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{
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hegyi@94
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case E_WIDTH:
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hegyi@94
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140 |
resetEdgeWidth(edge);
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hegyi@94
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141 |
break;
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hegyi@94
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142 |
case E_COLOR:
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hegyi@94
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resetEdgeColor(edge);
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hegyi@94
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144 |
break;
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hegyi@94
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case E_TEXT:
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hegyi@94
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resetEdgeText(edge);
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hegyi@94
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break;
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hegyi@94
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default:
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hegyi@94
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std::cerr<<"Error\n";
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hegyi@94
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150 |
}
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hegyi@94
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}
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ladanyi@53
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}
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ladanyi@53
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153 |
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ladanyi@53
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154 |
void GraphDisplayerCanvas::drawGraph()
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ladanyi@53
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{
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ladanyi@6
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156 |
//first edges are drawn, to hide joining with nodes later
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ladanyi@6
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157 |
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hegyi@96
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158 |
for (EdgeIt i((mytab.mapstorage).graph); i!=INVALID; ++i)
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ladanyi@6
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159 |
{
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ladanyi@151
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160 |
if (mytab.mapstorage.graph.source(i) == mytab.mapstorage.graph.target(i))
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ladanyi@151
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161 |
{
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ladanyi@151
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162 |
edgesmap[i]=new LoopEdge(displayed_graph, i, *this);
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ladanyi@151
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}
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ladanyi@151
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else
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ladanyi@151
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165 |
{
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ladanyi@151
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166 |
edgesmap[i]=new BrokenEdge(displayed_graph, i, *this);
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ladanyi@151
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}
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ladanyi@6
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168 |
//initializing edge-text as well, to empty string
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ladanyi@6
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169 |
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ladanyi@98
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170 |
XY text_pos=mytab.mapstorage.arrow_pos[i];
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ladanyi@98
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171 |
text_pos+=(XY(10,10));
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hegyi@25
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172 |
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hegyi@25
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173 |
edgetextmap[i]=new Gnome::Canvas::Text(displayed_graph, text_pos.x, text_pos.y, "");
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hegyi@28
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174 |
edgetextmap[i]->property_fill_color().set_value("darkgreen");
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hegyi@149
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175 |
edgetextmap[i]->signal_event().connect(sigc::mem_fun(*this, &GraphDisplayerCanvas::mapEditEventHandler), false);
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ladanyi@63
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176 |
edgetextmap[i]->raise_to_top();
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ladanyi@6
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177 |
}
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ladanyi@6
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178 |
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ladanyi@6
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179 |
//afterwards nodes come to be drawn
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ladanyi@6
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180 |
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hegyi@96
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181 |
for (NodeIt i((mytab.mapstorage).graph); i!=INVALID; ++i)
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ladanyi@6
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182 |
{
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ladanyi@6
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183 |
//drawing bule nodes, with black line around them
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ladanyi@6
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184 |
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ladanyi@53
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185 |
nodesmap[i]=new Gnome::Canvas::Ellipse(
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ladanyi@53
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186 |
displayed_graph,
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hegyi@96
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187 |
(mytab.mapstorage).coords[i].x-20,
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hegyi@96
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188 |
(mytab.mapstorage).coords[i].y-20,
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hegyi@96
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189 |
(mytab.mapstorage).coords[i].x+20,
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hegyi@96
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190 |
(mytab.mapstorage).coords[i].y+20);
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ladanyi@6
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191 |
*(nodesmap[i]) << Gnome::Canvas::Properties::fill_color("blue");
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ladanyi@6
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192 |
*(nodesmap[i]) << Gnome::Canvas::Properties::outline_color("black");
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ladanyi@63
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193 |
nodesmap[i]->raise_to_top();
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hegyi@28
|
194 |
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hegyi@28
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195 |
//initializing edge-text as well, to empty string
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hegyi@28
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196 |
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hegyi@150
|
197 |
XY text_pos(
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hegyi@96
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198 |
((mytab.mapstorage).coords[i].x+node_property_defaults[N_RADIUS]+5),
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hegyi@96
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199 |
((mytab.mapstorage).coords[i].y+node_property_defaults[N_RADIUS]+5));
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hegyi@28
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200 |
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ladanyi@53
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201 |
nodetextmap[i]=new Gnome::Canvas::Text(displayed_graph,
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ladanyi@53
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202 |
text_pos.x, text_pos.y, "");
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hegyi@28
|
203 |
nodetextmap[i]->property_fill_color().set_value("darkblue");
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hegyi@149
|
204 |
nodetextmap[i]->signal_event().connect(sigc::mem_fun(*this, &GraphDisplayerCanvas::mapEditEventHandler), false);
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ladanyi@63
|
205 |
nodetextmap[i]->raise_to_top();
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ladanyi@6
|
206 |
}
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ladanyi@6
|
207 |
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ladanyi@6
|
208 |
updateScrollRegion();
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ladanyi@6
|
209 |
}
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ladanyi@6
|
210 |
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ladanyi@53
|
211 |
void GraphDisplayerCanvas::clear()
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ladanyi@6
|
212 |
{
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ladanyi@53
|
213 |
active_node=INVALID;
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ladanyi@53
|
214 |
active_edge=INVALID;
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ladanyi@53
|
215 |
forming_edge=INVALID;
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ladanyi@6
|
216 |
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hegyi@96
|
217 |
for (NodeIt n((mytab.mapstorage).graph); n != INVALID; ++n)
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ladanyi@6
|
218 |
{
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ladanyi@53
|
219 |
delete nodesmap[n];
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ladanyi@53
|
220 |
delete nodetextmap[n];
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ladanyi@6
|
221 |
}
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ladanyi@6
|
222 |
|
hegyi@96
|
223 |
for (EdgeIt e((mytab.mapstorage).graph); e != INVALID; ++e)
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ladanyi@53
|
224 |
{
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ladanyi@53
|
225 |
delete edgesmap[e];
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ladanyi@53
|
226 |
delete edgetextmap[e];
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ladanyi@53
|
227 |
}
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ladanyi@6
|
228 |
}
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hegyi@154
|
229 |
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hegyi@157
|
230 |
void GraphDisplayerCanvas::setView(bool autoscale_p, bool zoomtrack_p, double width_p, double radius_p)
|
hegyi@154
|
231 |
{
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hegyi@154
|
232 |
autoscale=autoscale_p;
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hegyi@157
|
233 |
edge_width=width_p;
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hegyi@157
|
234 |
radius_size=radius_p;
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hegyi@156
|
235 |
|
hegyi@156
|
236 |
if((!zoomtrack) && zoomtrack_p)
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hegyi@156
|
237 |
{
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hegyi@156
|
238 |
fixed_zoom_factor=get_pixels_per_unit();
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hegyi@156
|
239 |
}
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hegyi@156
|
240 |
|
hegyi@156
|
241 |
zoomtrack=zoomtrack_p;
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hegyi@156
|
242 |
|
hegyi@154
|
243 |
propertyChange(false, N_RADIUS);
|
hegyi@157
|
244 |
propertyChange(true, E_WIDTH);
|
hegyi@154
|
245 |
}
|
hegyi@154
|
246 |
|
hegyi@157
|
247 |
void GraphDisplayerCanvas::getView(bool & autoscale_p, bool & zoomtrack_p, double& width_p, double& radius_p)
|
hegyi@154
|
248 |
{
|
hegyi@154
|
249 |
autoscale_p=autoscale;
|
hegyi@156
|
250 |
zoomtrack_p=zoomtrack;
|
hegyi@157
|
251 |
width_p=edge_width;
|
hegyi@157
|
252 |
radius_p=radius_size;
|
hegyi@154
|
253 |
}
|