//draw pie slice
public static ARGB[,] DrawSlice(ARGB[,] Target, double startangle, double angletodraw, ARGB color)
{
int sizepiechart = Target.GetLength(0);
SimpleVector oldVec, newVec;
oldVec = new SimpleVector();
newVec = new SimpleVector();
newVec.x = Math.Cos(angletodraw);
newVec.y = Math.Sin(angletodraw);
oldVec.x = Math.Cos(startangle);
oldVec.y = Math.Sin(startangle);
SimpleVector point;
for (int x = 0; x < sizepiechart; x++)
{
for (int y = 0; y < sizepiechart; y++)
{
if (Math.Sqrt(Math.Pow(x - sizepiechart / 2, 2) + Math.Pow(y - sizepiechart / 2, 2)) < sizepiechart / 2)
{
point = new SimpleVector(x - sizepiechart / 2, y - sizepiechart / 2);
if (isCounterClockwise(newVec, point) && !isCounterClockwise(oldVec, point))
{
Target[x, y] = color;
}
}
}
}
return(Target);
}
//draw pie chart
public static ARGB[,] Make(List <Duodata <string, int> > aDuodataList)
{
int numberofslices = aDuodataList.Count;
int sizepiechart = 500;
ARGB[,] piechart = new ARGB[sizepiechart, sizepiechart];
double lastAngle = 0;
double newangle;
double percentage;
ARGB colortofill;
for (int x = 0; x < sizepiechart; x++)
{
for (int y = 0; y < sizepiechart; y++)
{
piechart[x, y] = new ARGB(0, 0, 0, 0);
}
}
int total = 0;
foreach (Duodata <string, int> i in aDuodataList)
{
total += i.GetAttr2();
}
for (int j = 0; j < aDuodataList.Count; j++)
{
Duodata <string, int> i = aDuodataList[j];
colortofill = ListOfColorsToUse[j];
if (i.GetAttr2() > total / 2)
{
percentage = (double)i.GetAttr2() / (double)total / 2;
newangle = lastAngle + 2 * Math.PI * percentage;
piechart = DrawSlice(piechart, lastAngle, newangle, colortofill);
lastAngle = newangle;
percentage = (double)i.GetAttr2() / (double)total / 2;
newangle = lastAngle + 2 * Math.PI * percentage;
piechart = DrawSlice(piechart, lastAngle, newangle, colortofill);
lastAngle = newangle;
}
else
{
percentage = (double)i.GetAttr2() / (double)total;
newangle = lastAngle + 2 * Math.PI * percentage;
piechart = DrawSlice(piechart, lastAngle, newangle, colortofill);
lastAngle = newangle;
}
}
return(piechart);
}
public static ARGB[,] Make(List <Duodata <string, int> > aDuodataList)
{
int GHeight = 500;
int GWidth = 500;
int GIndex = aDuodataList.Count; //amount of bars
int GBarSize = (GHeight / GIndex) - 10; //individual bar size (vertical) (previously '''' -10 * GIndex)
Random rnd = new Random();
ARGB[,] barchart = new ARGB[GHeight, GWidth];
int total = 0;
int iteration = 0;
foreach (Duodata <string, int> i in aDuodataList)
{
total += i.GetAttr2();
}
for (int x = 0; x < GWidth; x++)
{
for (int y = 0; y < GWidth; y++)
{
barchart[x, y] = new ARGB(0, 0, 0, 0); //draw transparent array
}
}
foreach (Duodata <string, int> i in aDuodataList)
{
double percentage = i.GetAttr2() / total;
for (int x = 0; x < GWidth; x++)
{
for (int y = 0; y < GHeight; y++)
{
//old x logic ' x < percentage * GWidth / 100 '
if ((x < i.GetAttr2() * 5) && y > iteration * (GBarSize + 10) && y < ((iteration + 1) * (GBarSize + 10) - 10)) //if pixel on [x,y] falls within drawable bounds of the bar in the current iteration
{
barchart[x, y] = new ARGB(255, 0, 0, 0);
}
else if (x > 490)
{
barchart[x, y] = new ARGB(255, 50, 50, 50);
}
else
{
;
}
}
}
iteration += 1; //because I'm too bad to figure out how to call the iterator count in a foreach-loop
}
return(barchart);
//ARGB[,] barchart = new ARGB[GHeight, GWidth];
//int GCurrentIndex = 1;
//int total = 0;
//foreach (Duodata<string, int> i in aDuodataList)
//{
// GBarColor = new ARGB(255, Convert.ToByte(rnd.Next(256)), Convert.ToByte(rnd.Next(256)), Convert.ToByte(rnd.Next(256)));
// GBarName = i.GetAttr1();
// GBarAmount = i.GetAttr2();
// total += i.GetAttr2();
// GCurrentIndex += 1;
//}
//throw new System.Exception("Not implemented");
}