public virtual void Render(EtaCtlGraph ctl_graph, CGroup group, DrawingContext dc, ref double description_offset, double x, double y, double width, double height, Brush foreground, Typeface typeface)
{
FormattedText _ft_description = new FormattedText(Description, CultureInfo.CurrentCulture, FlowDirection.LeftToRight, typeface, 10, foreground);
double _ftd_x = group.DescriptionCorner == CGroup.EDescriptionCorner.LeftTop || group.DescriptionCorner == CGroup.EDescriptionCorner.LeftBottom ? x : x + width - _ft_description.Width;
double _ftd_y = group.DescriptionCorner == CGroup.EDescriptionCorner.LeftTop || group.DescriptionCorner == CGroup.EDescriptionCorner.RightTop ? y + description_offset : y + height - description_offset - _ft_description.Height;
dc.DrawText(_ft_description, new Point(_ftd_x, _ftd_y)); description_offset += _ft_description.Height;
}
public override void Render(EtaCtlGraph ctl_graph, CGroup group, DrawingContext dc, ref double description_offset, double x, double y, double width, double height, Brush foreground, Typeface typeface)
{
base.Render(ctl_graph, @group, dc, ref description_offset, x, y, width, height, foreground, typeface); Pen _pen_graph = new Pen(foreground, 1);
double _y_diff = group.MaxGroupYValue - group.MinGroupYValue; int _samples_cnt = SamplesCount; double _group_cnt = (group.MaxGroupXValue - group.MinGroupXValue) * SamplesPerUnit;
x += (MinXValue - group.MinGroupXValue) / (group.MaxGroupXValue - group.MinGroupXValue) * width;
StreamGeometry _sg = new StreamGeometry();
List <Point> _list_points = new List <Point>(128);
using (StreamGeometryContext _sgc = _sg.Open()) {
if (_samples_cnt <= 128)
{
double _x_step = width / (_group_cnt - 1); bool _is_first = true;
foreach (double _sample in Samples)
{
double _y_curr = y + ((group.MaxGroupYValue - _sample) / _y_diff * height);
if (_is_first)
{
_is_first = false; _sgc.BeginFigure(new Point(x, _y_curr), true, false);
}
else
{
_list_points.Add(new Point(x, _y_curr));
}
x += _x_step;
}
}
else
{
double _ovf_step = ((double)_samples_cnt) / 128;
double _x_step = width / _group_cnt; bool _is_first = true;
double _sample_trace = 0, _trace_ovf = 0; int _trace_cnt = 0;
IEnumerator <double> _samples_enumerator = Samples.GetEnumerator();
bool _is_value = _samples_enumerator.MoveNext();
while (_is_value)
{
double _sample = _samples_enumerator.Current;
if (_is_first)
{
_is_first = false; _sgc.BeginFigure(new Point(x, y + ((group.MaxGroupYValue - _sample) / _y_diff * height)), true, false);
}
_sample_trace += _sample; _trace_ovf += 1; _trace_cnt++;
_is_value = _samples_enumerator.MoveNext();
if (_trace_ovf >= _ovf_step || (!_is_value && _trace_cnt > 0))
{
_trace_ovf -= _ovf_step; _sample_trace /= _trace_cnt;
double _y_curr = y + ((group.MaxGroupYValue - (_is_value ? _sample_trace : _sample)) / _y_diff * height), _x_off = _x_step * _trace_cnt;
_list_points.Add(new Point(x + _x_off, _y_curr)); x += _x_off;
_sample_trace = 0; _trace_cnt = 0;
}
}
}
_sgc.PolyLineTo(_list_points, true, false);
}
_sg.Freeze();
dc.DrawGeometry(null, _pen_graph, _sg);
}
public void Render(EtaCtlGraph ctl_graph, DrawingContext dc, double y, double width, double height, Typeface typeface)
{
Action <double, double, double, double> _act_draw_graph = (cord_x, cord_y, cord_width, cord_height) => {
Brush[] _foregrounds_brushes = { Brushes.Aqua, Brushes.Chocolate, Brushes.Chartreuse, Brushes.MediumPurple, Brushes.Crimson, Brushes.BurlyWood, Brushes.Brown, Brushes.LightBlue, Brushes.PaleGreen, Brushes.Yellow, Brushes.Violet };
double _description_offset = 0; int _brush_idx = 0; Func <Brush> _act_get_brush = () => { if (_brush_idx >= _foregrounds_brushes.Length)
{
_brush_idx = 0;
}
return(_foregrounds_brushes[_brush_idx++]); };
foreach (CGraph _graph in Graphs)
{
_graph.Render(ctl_graph, this, dc, ref _description_offset, cord_x, cord_y, cord_width, cord_height, _act_get_brush(), typeface);
}
};
_RenderGrid(ctl_graph, dc, Description, y, width, height, MinGroupXValue, MaxGroupXValue - MinGroupXValue, MinGroupYValue, MaxGroupYValue - MinGroupYValue, typeface, _act_draw_graph);
}
private void _RenderGrid(EtaCtlGraph ctl_graph, DrawingContext dc, string description, double y, double width, double height, double x_start, double x_length, double y_start, double y_length, Typeface typeface, Action <double, double, double, double> act_draw_graph)
{
FormattedText _ft_description = new FormattedText(description, CultureInfo.CurrentCulture, FlowDirection.LeftToRight, typeface, 16, Brushes.White);
if (_ft_description.Height >= height)
{
y += (height - 1); height = 1;
}
else
{
height -= _ft_description.Height; y += _ft_description.Height;
}
double _x_end = x_start + x_length, _y_end = y_start + y_length;
double _x_step = _RenderGrid_GetStep(x_length, width - 50, 50), _y_step = _RenderGrid_GetStep(y_length, height - 20, 20);
double _x_start_rem = _RenderGrid_Modulus(x_start, _x_step), _y_start_rem = _RenderGrid_Modulus(y_start, _y_step);
double _x_start_granular = x_start - _x_start_rem, _y_start_granular = y_start - _y_start_rem;
if (_x_start_granular < x_start)
{
_x_start_granular += _x_step; _x_start_rem = _x_step - _x_start_rem;
}
if (_y_start_granular < y_start)
{
_y_start_granular += _y_step; _y_start_rem = _y_step - _y_start_rem;
}
List <FormattedText> _list_x_ft = new List <FormattedText>(12), _list_y_ft = new List <FormattedText>(12);
string _x_fmt = string.IsNullOrWhiteSpace(XUnit) ? "{0}" : "{0} {1}", _y_fmt = string.IsNullOrWhiteSpace(YUnit) ? "{0}" : "{0} {1}";
for (double _x_value = _x_start_granular; _x_value <= _x_end; _x_value += _x_step)
{
_list_x_ft.Add(new FormattedText(string.Format(_x_fmt, _x_value, XUnit), CultureInfo.CurrentCulture, FlowDirection.LeftToRight, typeface, 12, Brushes.White));
}
for (double _y_value = _y_start_granular; _y_value <= _y_end; _y_value += _y_step)
{
_list_y_ft.Add(new FormattedText(string.Format(_y_fmt, _y_value, YUnit), CultureInfo.CurrentCulture, FlowDirection.LeftToRight, typeface, 12, Brushes.White));
}
double _x_ruler_length = _list_y_ft.Count > 0 ? _list_y_ft.Select(ft => ft.Width).Max() : 0, _y_ruler_length = _list_x_ft.Count > 0 ? _list_x_ft.Select(ft => ft.Height).Max() : 0;
if (width > (6 + 4 + _x_ruler_length) && height >= (6 + 4 + _y_ruler_length))
{
double _cord_x = 3 + 4 + _x_ruler_length, _cord_y = y + 3, _cord_width = width - (6 + 4 + _x_ruler_length), _cord_height = height - (6 + 4 + _y_ruler_length);
double _cord_step_x = _cord_width * _x_step / x_length, _cord_step_y = _cord_height * _y_step / y_length;
Pen _pen_grid_lines = new Pen(ctl_graph.GridLinesPenBrush, 1); _pen_grid_lines.DashStyle = DashStyles.Dash;
dc.DrawRectangle(GroupBackground, null, new Rect(_cord_x, _cord_y, _cord_width, _cord_height));
double _x_curr = _cord_x + (_x_start_rem / _x_step * _cord_step_x);
foreach (FormattedText _ft in _list_x_ft)
{
dc.DrawText(_ft, new Point(_x_curr, _cord_y + 2 + _cord_height));
dc.DrawLine(_pen_grid_lines, new Point(_x_curr, _cord_y), new Point(_x_curr, _cord_y + _cord_height));
_x_curr += _cord_step_x;
}
double _y_curr = _cord_y + _cord_height - (_y_start_rem / _y_step * _cord_step_y);
foreach (FormattedText _ft in _list_y_ft)
{
//dc.DrawRectangle(Brushes.Navy, new Pen(Brushes.LightSalmon, 1), new Rect(_cord_x - 2 - _ft.Width, _y_curr - _ft.Height, _ft.Width, _ft.Height));
dc.DrawText(_ft, new Point(_cord_x - 2 - _ft.Width, _y_curr - _ft.Height - 3));
dc.DrawLine(_pen_grid_lines, new Point(_cord_x, _y_curr), new Point(_cord_x + _cord_width, _y_curr));
_y_curr -= _cord_step_y;
}
double _ft_description_x = _ft_description.Width > _cord_width ? 0 : _cord_x + ((_cord_width - _ft_description.Width) / 2);
dc.DrawText(_ft_description, new Point(_ft_description_x, _cord_y - _ft_description.Height - 3));
act_draw_graph(_cord_x, _cord_y, _cord_width, _cord_height);
dc.DrawRectangle(null, new Pen(ctl_graph.GridRectanglePenBrush, 2), new Rect(_cord_x, _cord_y, _cord_width, _cord_height));
}
}
