private void drawStr(Graphics g, String str, MyPoint p, float fontSize, Color fontColor)
{
MyPoint offset = new MyPoint((float)(-fontSize * 0.05), (float)(-fontSize * 0.17));
g.DrawString(str, new Font("宋体", fontSize), new SolidBrush(fontColor), p.add(new MyPoint(-fontSize / 2, -fontSize / 2)).add(offset).toPointF());
}
private void drawLine(Graphics g, MyPoint from, MyPoint to, Color color)
{
g.DrawLine(new Pen(color), from.toPointF(), to.toPointF());
}
public MyPoint sub(MyPoint p)
{
return(new MyPoint(this.X - p.X, this.Y - p.Y));
}
public MyPoint add(MyPoint p)
{
return(new MyPoint(this.X + p.X, this.Y + p.Y));
}
public int push(MyPoint p)
{
values.Add(p);
return(values.Count);
}
private MyPoint pointMulti(MyPoint p, double t)
{
return(new MyPoint(p.X * t, p.Y * t));
}
//************helpful math function*************
private ArrayOfPoints createPoints(char[] seqs, char[] matches)
{
log("creating points....");
ArrayOfPoints points = new ArrayOfPoints();
int loopL = -1, loopR = -1;
int tailL, tailR;
int l, r;
l = 0; r = matches.Length - 1;
while (l < r && matches[l] != '1')
{
l++;
}
if (l < r)
{
log("contain both 1 and 0");
while (l < r && matches[r] != '1')
{
r--;
}
tailL = l;
tailR = r;
//
loopL = l;
loopR = r;
while (l < r)
{
l++;
while (l < r && matches[l] != '1')
{
l++;
}
if (l == r)
{
break;
}
loopL = l;
r--;
while (matches[r] != '1')
{
r--;
}
}
loopR = r;
l = loopL;
log("loopL:" + loopL);
log("loopR:" + loopR);
log("tailL:" + tailL);
log("tailR:" + tailR);
//
arrayFill(createLoop(r - l + 1), points, l);
log("len of loop:" + (r - l + 1));
ArrayOfPoints leftPoints;
ArrayOfPoints rightPoints;
while (true)
{
for (l = loopL - 1; l >= tailL; l--)
{
if (matches[l] == '1')
{
break;
}
}
for (r = loopR + 1; r <= tailR; r++)
{
if (matches[r] == '1')
{
break;
}
}
if (matches[l] != '1')
{
break;
}
//
leftPoints = createSideLoop(loopL - l + 1);
leftPoints = arrayMultiP(leftPoints, new MyPoint(-1, 1));
rightPoints = createSideLoop(r - loopR + 1);
//
double heightL = arrayGetHeight(leftPoints);
double heightR = arrayGetHeight(rightPoints);
if (heightL < heightR)
{
leftPoints = arrayMultiP(leftPoints, new MyPoint(1, heightR / heightL));
}
else if (heightL > heightR)
{
rightPoints = arrayMultiP(rightPoints, new MyPoint(1, heightL / heightR));
}
//
arrayFill(arrayAdd(leftPoints, points[loopL]).reverse(), points, l);
arrayFill(arrayAdd(rightPoints, points[loopR]), points, loopR + 1);
//
loopL = l;
loopR = r;
if (loopR == tailR)
{
break;
}
}
leftPoints = createLine(tailL + 1);
leftPoints = arrayMultiP(leftPoints, new MyPoint(-1, 1));
rightPoints = createLine(matches.Length - tailR);
//
arrayFill(arrayAdd(leftPoints, points[loopL]).reverse(), points, 0);
arrayFill(arrayAdd(rightPoints, points[loopR]), points, tailR + 1);
//
}
else
{
log("contain only 0");
points[0] = new MyPoint(0, 0);
arrayFill(createLine(matches.Length), points, 1);
}
log("created points:" + points);
return(points);
}