source: cpp/frams/canvas/canvasutil.cpp @ 147

#include "canvasutil.h"

static int std_unknown_symbol[]={12, 1,4, 25,25, 75,25, 75,75, 25,75, 25,25};
static int std_neuron_symbol[]={12, 1,4, 75,50, 25,0, 25,99, 75,50, 100,50};
static int std_inputonly_symbol[]={14, 1,5, 25,40, 35,40, 45,50, 35,60, 25,60, 25,40};
static int std_outputonly_symbol[]={18, 1,7, 75,50, 75,60, 55,60, 65,50, 55,40, 75,40, 75,50, 100,50};

int* drawNeuroSymbol(CanvasDrawing* c,NeuroClass* cl,int x,int y,int w,int h)
{
int *data=std_unknown_symbol;
if (cl)
        {
        data=cl->getSymbolGlyph();
        if (!data)
                {
                if (cl->getPreferredInputs()==0)
                        data=std_outputonly_symbol;
                else if (cl->getPreferredOutput()==0)
                        data=std_inputonly_symbol;
                else data=std_neuron_symbol;
                }
        }
drawVector(c,data,x,y,w,h);
return data;
}

void drawVector(CanvasDrawing* c,int data[],int x,int y,int w,int h)
{
if (!data) return;
Pixel p;
data++;
for (int NL=*(data++);NL>0;NL--)
        {
        int NS=*(data++);
        p.x=x+(*(data++)*w)/100;
        p.y=y+(*(data++)*h)/100;
        c->moveTo(p);
        for (;NS>0;NS--)
                {
                p.x=x+(*(data++)*w)/100;
                p.y=y+(*(data++)*h)/100;
                c->lineTo(p);
                }
        }
}