public YSolidGauge(PictureBox ChartContainer, DisplayMode mode, logFct logFunction) : base(ChartContainer, logFunction)
{
this._minMaxFont = new YFontParams(this, this, Math.Min(ChartContainer.Width, ChartContainer.Height) / 15, FontsizeChange);
_displayMode = mode;
this._font = new YFontParams(this, this, Math.Min(ChartContainer.Width, ChartContainer.Height) / 5, null);
YGraphics g = new YGraphics(ChartContainer);
DrawPrameters p = ComputeDrawParameters(g, UIContainer.Size.Width, UIContainer.Size.Height, mainViewPort);
g.Dispose();
AllowRedraw();
Draw();
}
protected override int Render(YGraphics g, int w, int h)
{
mainViewPort = new ViewPortSettings()
{
IRLx = 0, IRLy = 0, zoomx = 1.0, zoomy = 1.0, Lmargin = 0, Rmargin = 0, Tmargin = 0, Bmargin = 0, Capture = false
};
g.SmoothingMode = SmoothingMode.HighQuality;
g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
drawAnnotationPanels(g, _annotationPanels, w, h, false, ref mainViewPort);
DrawPrameters p = ComputeDrawParameters(g, w, h, mainViewPort);
if (_path == null)
{
double outterlength = (2 * p.outerRadius * Math.PI) * (p.angleEnd - p.angleStart) / (2 * Math.PI);
int stepCount = (int)(outterlength / SegmentMaxLength);
double stepsize = (p.angleEnd - p.angleStart) / stepCount;
_path = new PointF[2 * (stepCount + 1)];
int n = 0;
for (int i = 0; i <= stepCount; i++)
{
double a = p.angleStart + i * stepsize;
_path[n++] = new PointF((Single)(p.xcenter + p.outerRadius * Math.Cos(a)), (Single)(p.ycenter - p.outerRadius * Math.Sin(a)));
}
for (int i = stepCount; i >= 0; i--)
{
double a = p.angleStart + i * stepsize;
_path[n++] = new PointF((Single)(p.xcenter + p.innerRadius * Math.Cos(a)), (Single)(p.ycenter - p.innerRadius * Math.Sin(a)));
}
}
if (_bgBrush == null)
{
_bgBrush = new LinearGradientBrush(new Point(0, (int)(p.ycenter - p.heightTop)),
new Point(0, (int)(p.ycenter + p.heightBottom)), _backgroundColor1, _backgroundColor2);
}
if (_borderpen == null)
{
_borderpen = new Pen(_borderColor, (float)_borderThickness);
_borderpen.LineJoin = LineJoin.Round;
}
g.FillPolygon(_bgBrush, _path);
if (_shownValue != _value)
{
double step = _maxSpeed * (_max - _min) / 100;
if (Math.Abs(_value - _shownValue) < step)
{
_shownValue = _value;
}
else if (_shownValue < _value)
{
_shownValue += step;
}
else
{
_shownValue -= step;
}
}
double v = _shownValue;
if (v >= _min)
{
if (v > _max)
{
v = _max;
}
double valueFactor = (v - _min) / (_max - min);
double angleValue = p.angleStart + (p.angleEnd - p.angleStart) * valueFactor;
double outterlength = (2 * p.outerRadius * Math.PI) * (angleValue - p.angleStart) / (2 * Math.PI);
int stepCount = (int)(outterlength / SegmentMaxLength);
double stepsize = (angleValue - p.angleStart) / stepCount;
PointF[] pt = new PointF[2 * (stepCount + 1)];
int n = 0;
for (int i = 0; i <= stepCount; i++)
{
double a = p.angleEnd - i * stepsize;
pt[n++] = new PointF((Single)(p.xcenter + p.outerRadius * Math.Cos(a)), (Single)(p.ycenter - p.outerRadius * Math.Sin(a)));
}
for (int i = stepCount; i >= 0; i--)
{
double a = p.angleEnd - i * stepsize;
pt[n++] = new PointF((Single)(p.xcenter + p.innerRadius * Math.Cos(a)), (Single)(p.ycenter - p.innerRadius * Math.Sin(a)));
}
Brush b;
if (_color1 == _color2)
{
b = new SolidBrush(_color1);
}
else
{
int A1 = (_color1.ToArgb() >> 24) & 0xFF;
double H1 = _color1.GetHue();
double S1 = _color1.GetSaturation();
double L1 = _color1.GetBrightness();
int A2 = (_color2.ToArgb() >> 24) & 0xFF;
double H2 = _color2.GetHue();
double S2 = _color2.GetSaturation();
double L2 = _color2.GetBrightness();
int A = ((int)Math.Round(A1 + (double)(A2 - A1) * valueFactor)) & 0xff;
double H;
if (Math.Abs(H2 - H1) <= 180)
{
H = H1 + (double)(H2 - H1) * valueFactor;
}
else
{
H = H1 + 360 + (double)(H2 - H1 + 360) * valueFactor;
if (H > 360)
{
H -= 360;
}
}
double S = S1 + (double)(S2 - S1) * valueFactor;
double L = L1 + (double)(L2 - L1) * valueFactor;
b = new SolidBrush(Color.FromArgb(A1, Ycolor.hsl2rgb((int)((255 * H) / 360), (int)(255 * S), (int)(255 * L))));
}
g.FillPolygon(b, pt);
}
if (_borderThickness > 0)
{
g.DrawPolygon(_borderpen, _path);
}
g.DrawString(lastDrawParameters.value, _font.fontObject, _font.brushObject, p.valueRectangle, p.valueFormat);
if (_showMinMax)
{
//Pen pn = new Pen(Color.Red);
//g.DrawRectangle(pn,lastDrawParameters.minValueRectangle);
//g.DrawRectangle(pn, lastDrawParameters.maxValueRectangle);
g.DrawString(lastDrawParameters.minValue, _minMaxFont.fontObject, _minMaxFont.brushObject, lastDrawParameters.minValueRectangle, lastDrawParameters.minValueFormat);
g.DrawString(lastDrawParameters.maxValue, _minMaxFont.fontObject, _minMaxFont.brushObject, lastDrawParameters.maxValueRectangle, lastDrawParameters.maxValueFormat);
}
drawAnnotationPanels(g, _annotationPanels, w, h, true, ref mainViewPort);
DrawMessagePanels(g, w, h);
return(0);
}
