private void RenderPicture(Graphics g)
{
var angleOffset = -Math.PI / 2;
var anglePerStudent = Math.PI * 2 / _students.Count;
var center = new Point(_width / 2, _height / 2);
var maxRadius = Math.Min(center.X, center.Y) * _ratio / 100.0f;
Func<int, float, float, Point> getPoint = (id, delta, lRadius) =>
{
var radius = maxRadius * lRadius / 100.0f;
var angle = angleOffset + anglePerStudent * (id + delta / 100.0f);
return center + new Size((int)(radius * Math.Cos(angle)), (int)(radius * Math.Sin(angle)));
};
Func<float, Rectangle> getRectangle = lRadius =>
{
var delta = maxRadius*lRadius/100.0f;
return new Rectangle((int)(center.X - delta), (int)(center.Y - delta), (int) (2*delta), (int) (2*delta));
};
Func<double, float> toDeg = rad => (float) (rad / Math.PI * 180);
// Пороговые линии
for (var j = 0; j < _grades.Count; ++j)
{
g.DrawPie(new Pen(Color.Black, j == (_grades.Count - 1) ? 4 : 2) {DashPattern = new[] {3.0f, 5.0f}},
getRectangle(_grades[j]), 0.0f, 360.0f);
}
// Основные и дополнительные зависимости
for (var i = 0; i < _students.Count; ++i)
{
var grades = _students[i].Grades;
var mainGrades = (_mode == Mode.Pie || _mode == Mode.Pie)
? new[]{0.0f}.Concat(grades[0]).ToList()
: Enumerable.Range(0, grades[0].Length + 1).Select(a => a * 100.0f / grades[0].Length).ToList();
// Основная зависимость
for (var j = mainGrades.Count - 1; j >= 1; --j)
{
if (Math.Abs(mainGrades[j]) > Parameters.Tolerance)
{
var brush = GetBrush(j, grades);
g.FillPie(brush, getRectangle(mainGrades[j]),
toDeg(angleOffset + anglePerStudent * i), toDeg(anglePerStudent));
g.DrawPie(new Pen(Color.Black, 2), getRectangle(mainGrades[j]),
toDeg(angleOffset + anglePerStudent * i), toDeg(anglePerStudent));
}
}
// Дополнительные зависимости
for (var k = 1; k < grades.Length; ++k)
{
var addGrades = new List<float> {0.0f};
addGrades.AddRange(grades[k]);
if (addGrades.All(a => a < Parameters.Tolerance))
continue;
for (var j = 0; j < addGrades.Count - 1; ++j)
g.DrawLine(_additionalData[(k - 1) % _additionalData.Count],
getPoint(i, addGrades[j], mainGrades[j]),
getPoint(i, addGrades[j + 1], mainGrades[j + 1]));
}
}
// Разделительные линии между секторами
for (var i = 0; i < _students.Count; ++i)
{
g.DrawLine(new Pen(Color.Black, 2), center, getPoint(i, 0, 110));
}
// Разделители между секторами
for (var j = 0; j < _part.Count; ++j)
{
g.DrawLine(new Pen(Color.Black, 6), center, getPoint(_part[j], 0, 110));
}
var half = (int)Math.Ceiling(_students.Count / 2.0);
// Имена студентов
for (var i = 0; i < _students.Count; ++i)
{
var posRight = i < half;
var point = getPoint(i, 50, 0.6f * maxRadius);
var message = string.Format("{0} ({1})", _students[i].Name, _students[i].Info);
g.DrawString(message, _font, Brushes.Black, point, posRight ? _rightFormat : _leftFormat);
}
var lOffset = new Point(470, 30);
var lOffset2 = center + new Size(lOffset.X, lOffset.Y);
const int lSize = 30;
if (_mode == Mode.BlackRound || _mode == Mode.ColorRound)
{
lOffset = new Point(530, 30);
lOffset2 = center + new Size(lOffset.X, lOffset.Y);
// Дата прохождения теста
g.DrawString(_localizations["passingTestDate"], _smallFont, Brushes.Black,
lOffset2.X - 30, lOffset2.Y - 215);
for (var j = 0; j < _dates.Count; ++j)
{
var rect = getRectangle(100 / _dates.Count * (j + 1));
rect.Offset(lOffset);
var center2 = new Point(rect.X + rect.Width / 2, rect.Y + rect.Height / 2);
g.DrawPie(new Pen(Color.Black, j == (_dates.Count - 1) ? 4 : 2) { DashPattern = new[] { 3.0f, 5.0f } },
rect, 270, 40);
g.DrawString(_dates[j], _smallFont, Brushes.Black,
center2 + new Size(-5, (int)(-(j + 1) * maxRadius / _dates.Count)), _leftFormat);
if ((_grades.Count - 1) == j)
{
g.DrawLine(new Pen(Brushes.Black, 4.0f),
center2, center2 + new Size((int)(maxRadius * Math.Cos(-Math.PI / 180 * 90)),
(int)(maxRadius * Math.Sin(-Math.PI / 180 * 90))));
g.DrawLine(new Pen(Brushes.Black, 4.0f),
center2, center2 + new Size((int)(maxRadius * Math.Cos(-Math.PI / 180 * 50)),
(int)(maxRadius * Math.Sin(-Math.PI / 180 * 50))));
}
}
var gradeOffsetY = lOffset2.Y + (int)(1.5 * lSize);
var gradeSizeY = lSize * 4;
var gradeOffset = 1.0f;
// Количество баллов за тест
g.DrawString(_localizations["scorePerTest"], _smallFont, Brushes.Black,
lOffset2.X - 30, lOffset2.Y + 15);
var grades2 = new[] { 0.0f }.Concat(_grades.Take(_grades.Count - 1)).ToArray();
if (_mode == Mode.ColorRound)
{
for (var i = grades2.Length - 1; i >= 0; --i)
{
var grade = grades2[i] / 100.0f;
var fullRect = getRectangle(grade * 100.0f);
fullRect.Offset(lOffset);
var pgb =
new LinearGradientBrush(
new Point { X = 0, Y = gradeOffsetY + (int)(gradeSizeY * (1 - gradeOffset)) },
new Point { X = 0, Y = gradeOffsetY + (int)(gradeSizeY * (1 - grade)) },
new HslColor(_modeParam[0], _modeParam[1], _modeParam[i + 3]),
new HslColor(_modeParam[0], _modeParam[1], _modeParam[i + 2])
);
g.FillRectangle(pgb,
lOffset2.X, gradeOffsetY + (int)(gradeSizeY * (1 - gradeOffset)),
lSize, (int)(gradeSizeY * gradeOffset));
gradeOffset = grade;
}
}
else
{
gradeOffset = 1.0f;
for (var i = 100; i >= 0; i -= 10)
{
var fullRect = getRectangle(i);
fullRect.Offset(lOffset);
var pgb = TranslateGradeToHatch(i);
g.FillRectangle(pgb,
lOffset2.X, gradeOffsetY + (int)(gradeSizeY * (1 - gradeOffset)),
lSize, (int)(gradeSizeY * (gradeOffset - i / 100.0f)));
gradeOffset = i/100.0f;
}
}
gradeOffset = 1.0f;
for (var i = grades2.Length - 1; i >= 0; --i)
{
var grade = grades2[i] / 100.0f;
var fullRect = getRectangle(grade * 100.0f);
fullRect.Offset(lOffset);
g.DrawString(_grades[i].ToString(), _smallFont, Brushes.Black, lOffset2.X + 2 * lSize,
gradeOffsetY + (int)(gradeSizeY * (1 - gradeOffset)), _leftFormat);
gradeOffset = grade;
}
g.DrawRectangle(Pens.Black, lOffset2.X, gradeOffsetY, lSize, gradeSizeY);
}
else
{
// Количество баллов за тест
g.DrawString(_localizations["scorePerTest"], _smallFont, Brushes.Black,
lOffset2.X - 30, lOffset2.Y - 215);
for (var j = 0; j < _grades.Count; ++j)
{
var rect = getRectangle(_grades[j]);
rect.Offset(lOffset);
var center2 = new Point(rect.X + rect.Width / 2, rect.Y + rect.Height / 2);
g.DrawPie(new Pen(Color.Black, j == (_grades.Count - 1) ? 4 : 2) { DashPattern = new[] { 3.0f, 5.0f } },
rect, 270, 40);
g.DrawString(_grades[j].ToString(), _smallFont, Brushes.Black,
center2 + new Size(-5, (int)(-_grades[j] * maxRadius / 100)), _leftFormat);
if ((_grades.Count - 1) == j)
{
g.DrawLine(new Pen(Brushes.Black, 4.0f),
center2, center2 + new Size((int)(maxRadius * Math.Cos(-Math.PI / 180 * 90)),
(int)(maxRadius * Math.Sin(-Math.PI / 180 * 90))));
g.DrawLine(new Pen(Brushes.Black, 4.0f),
center2, center2 + new Size((int)(maxRadius * Math.Cos(-Math.PI / 180 * 50)),
(int)(maxRadius * Math.Sin(-Math.PI / 180 * 50))));
}
}
// Дата прохождения теста
g.DrawString(_localizations["passingTestDate"], _smallFont, Brushes.Black, lOffset2.X - 30, lOffset2.Y + 15);
for (var j = 0; j < _dates.Count; ++j)
{
var lYOffset = (int)(lOffset2.Y + (j + 1) * lSize * 1.5);
if (_mode == 0)
g.FillRectangle(_brushes[j % _brushes.Count], lOffset2.X, lYOffset, lSize, lSize);
g.DrawRectangle(new Pen(Brushes.Black, 2.0f), lOffset2.X, lYOffset, lSize, lSize);
g.DrawString(_dates[j], _smallFont, Brushes.Black, lOffset2.X + lSize, lYOffset);
}
}
// Легенда дополнительных зависимостей
var additionalLegendStartPoint = center + new Size((int)(-2.4 * maxRadius), -30);
for (var k = 0; k < _additionalName.Count; ++k)
{
var nameSize = g.MeasureString(_additionalName[k], _smallFont);
g.DrawLine(_additionalData[k],
additionalLegendStartPoint,
additionalLegendStartPoint + new Size(-(int)nameSize.Width, 0));
additionalLegendStartPoint -= new Size(0, (int)_additionalData[k].Width + 10);
g.DrawString(_additionalName[k], _smallFont, Brushes.Black,
additionalLegendStartPoint, _leftFormat);
additionalLegendStartPoint -= new Size(0, (int)nameSize.Height + 30);
}
}