public CircleSegment FindSegment(float dX, float dY)
{
double rad = Math.Sqrt(dX * dX + dY * dY);
double angle = MathHelper.RadiansToDegrees(Math.Atan2(dY, dX));
if (angle <= -90)
{
angle += 360.0f;
}
CircleSegment result = null;
int numberOfSegments = fSegments.Count;
for (int i = 0; i < numberOfSegments; i++)
{
CircleSegment segment = fSegments[i];
double startAng = segment.StartAngle;
double endAng = startAng + segment.WedgeAngle;
if ((segment.IntRad <= rad && rad < segment.ExtRad) &&
(startAng <= angle && angle < endAng))
{
result = segment;
break;
}
}
return(result);
}
public CircleChartModel()
{
fCircleBrushes = new IBrush[CircleChartOptions.MAX_BRUSHES];
fDarkBrushes = new IBrush[CircleChartOptions.MAX_BRUSHES];
fBounds = new ExtRectF();
fGenWidth = CircleChartModel.DEFAULT_GEN_WIDTH;
fSegments = new List <CircleSegment>();
fSelected = null;
fVisibleGenerations = MAX_GENERATIONS;
}
public CircleChartModel()
{
fCircleBrushes = new IBrush[AncestorsCircleOptions.MAX_BRUSHES];
fDarkBrushes = new IBrush[AncestorsCircleOptions.MAX_BRUSHES];
fBounds = new ExtRectF();
fGenWidth = CircleChartModel.DEFAULT_GEN_WIDTH;
fMaxGenerations = 8;
fSegments = new List <CircleSegment>();
fSelected = null;
}
private void DefineSegment(CircleSegment segment,
float rad, float inRad, float extRad,
float startAngle, float wedgeAngle)
{
segment.StartAngle = startAngle;
segment.WedgeAngle = wedgeAngle;
segment.Rad = rad;
segment.IntRad = inRad;
segment.ExtRad = extRad;
if (wedgeAngle == 360.0f)
{
segment.Path = AppHost.GfxProvider.CreateCirclePath(-extRad, -extRad, extRad * 2.0f, extRad * 2.0f);
}
else
{
segment.Path = AppHost.GfxProvider.CreateCircleSegmentPath(inRad, extRad, wedgeAngle, startAngle, startAngle + wedgeAngle);
}
}
public CircleSegment FindSegmentByRec(GDMIndividualRecord iRec)
{
CircleSegment result = null;
int numberOfSegments = fSegments.Count;
for (int i = 0; i < numberOfSegments; i++)
{
CircleSegment segment = fSegments[i];
if (segment.IRec == iRec)
{
result = segment;
break;
}
}
return(result);
}
private void DrawSegment(CircleSegment segment, IPen pen, IBrush brush)
{
fRenderer.DrawPath(pen, brush, segment.Path);
DrawPersonName(segment);
}
/// <summary>
/// Renders a specified <paramref name="segment"/>'s person name within
/// the segment.
/// </summary>
/// <param name="gfx">GDI+ context to render on. This member may change
/// this context's transformation. If it does, it also reverts the
/// transformation back. Thus, from the point of view of the client code
/// this member doesn't change the context's transformation.</param>
/// <param name="segment">Source segment to be drawn on `gfx`.</param>
private void DrawPersonName(CircleSegment segment)
{
int gen = segment.Gen;
GDMIndividualRecord iRec = segment.IRec;
string surn, givn;
if (iRec == null)
{
if (gen == 0)
{
givn = "Choose";
surn = "subject";
}
else
{
return;
}
}
else
{
var parts = GKUtils.GetNameParts(iRec);
surn = parts.Surname;
givn = parts.Name;
}
var brush = fCircleBrushes[8];
ExtSizeF size;
float rad = segment.Rad - 20;
float angle = segment.StartAngle + 90.0f + segment.WedgeAngle / 2;
float wedgeAngle = segment.WedgeAngle;
bool isNarrow = IsNarrowSegment(givn, rad, wedgeAngle, Font);
fRenderer.SaveTransform();
if (gen == 0)
{
// central circle
size = fRenderer.GetTextSize(surn, Font);
fRenderer.DrawString(surn, Font, brush, -size.Width / 2f, -size.Height / 2f - size.Height / 2f);
size = fRenderer.GetTextSize(givn, Font);
fRenderer.DrawString(givn, Font, brush, -size.Width / 2f, 0f);
}
else
{
if (isNarrow)
{
//var debugBrush = fRenderer.CreateSolidBrush(ChartRenderer.Red);
// narrow segments of 6-8 generations, radial text
float dx = (float)Math.Sin(Math.PI * angle / 180.0f) * rad;
float dy = (float)Math.Cos(Math.PI * angle / 180.0f) * rad;
fRenderer.TranslateTransform(dx, -dy);
if (fOptions.LTRCorrection && (angle >= 180 && angle < 360))
{
angle -= 180.0f;
}
fRenderer.RotateTransform(angle - 90.0f);
size = fRenderer.GetTextSize(givn, Font);
fRenderer.DrawString(givn, Font, brush, -size.Width / 2f, -size.Height / 2f);
}
else
{
if (wedgeAngle < 20)
{
float dx = (float)Math.Sin(Math.PI * angle / 180.0f) * rad;
float dy = (float)Math.Cos(Math.PI * angle / 180.0f) * rad;
fRenderer.TranslateTransform(dx, -dy);
fRenderer.RotateTransform(angle);
size = fRenderer.GetTextSize(givn, Font);
fRenderer.DrawString(givn, Font, brush, -size.Width / 2f, -size.Height / 2f);
}
else if (wedgeAngle < 180)
{
if (fOptions.ArcText)
{
if (gen == 2)
{
size = fRenderer.GetTextSize(surn, Font);
fRenderer.DrawArcText(surn, 0.0f, 0.0f, rad + size.Height / 2f,
segment.StartAngle, segment.WedgeAngle, true, true, Font, brush);
size = fRenderer.GetTextSize(givn, Font);
fRenderer.DrawArcText(givn, 0.0f, 0.0f, rad - size.Height / 2f,
segment.StartAngle, segment.WedgeAngle, true, true, Font, brush);
}
else
{
fRenderer.DrawArcText(givn, 0.0f, 0.0f, rad,
segment.StartAngle, segment.WedgeAngle, true, true, Font, brush);
}
}
else
{
float dx = (float)Math.Sin(Math.PI * angle / 180.0f) * rad;
float dy = (float)Math.Cos(Math.PI * angle / 180.0f) * rad;
fRenderer.TranslateTransform(dx, -dy);
fRenderer.RotateTransform(angle);
size = fRenderer.GetTextSize(surn, Font);
fRenderer.DrawString(surn, Font, brush, -size.Width / 2f, -size.Height / 2f);
size = fRenderer.GetTextSize(givn, Font);
dx = (float)Math.Sin(Math.PI * angle / 180.0f) * (rad - size.Height);
dy = (float)Math.Cos(Math.PI * angle / 180.0f) * (rad - size.Height);
fRenderer.RestoreTransform();
fRenderer.SaveTransform();
fRenderer.TranslateTransform(dx, -dy);
fRenderer.RotateTransform(angle);
fRenderer.DrawString(givn, Font, brush, -size.Width / 2f, -size.Height / 2f);
}
}
else if (wedgeAngle < 361)
{
if (fOptions.ArcText)
{
size = fRenderer.GetTextSize(surn, Font);
fRenderer.DrawArcText(surn, 0.0f, 0.0f, rad + size.Height / 2f,
segment.StartAngle, segment.WedgeAngle, true, true, Font, brush);
size = fRenderer.GetTextSize(givn, Font);
fRenderer.DrawArcText(givn, 0.0f, 0.0f, rad - size.Height / 2f,
segment.StartAngle, segment.WedgeAngle, true, true, Font, brush);
}
else
{
float dx = (float)Math.Sin(Math.PI * angle / 180.0f) * rad;
float dy = (float)Math.Cos(Math.PI * angle / 180.0f) * rad;
fRenderer.TranslateTransform(dx, -dy);
fRenderer.RotateTransform(angle);
size = fRenderer.GetTextSize(surn, Font);
fRenderer.DrawString(surn, Font, brush, -size.Width / 2f, -size.Height / 2f);
size = fRenderer.GetTextSize(givn, Font);
fRenderer.DrawString(givn, Font, brush, -size.Width / 2f, -size.Height / 2f + size.Height);
}
}
}
}
fRenderer.RestoreTransform();
}
/// <summary>
/// Renders a specified <paramref name="segment"/>'s person name within
/// the segment.
/// </summary>
/// <param name="gfx">GDI+ context to render on. This member may change
/// this context's transformation. If it does, it also reverts the
/// transformation back. Thus, from the point of view of the client code
/// this member doesn't change the context's transformation.</param>
/// <param name="segment">Source segment to be drawn on `gfx`.</param>
private void DrawPersonName(CircleSegment segment)
{
int gen = segment.Gen;
GEDCOMIndividualRecord iRec = segment.IRec;
string surn, givn;
if (iRec == null)
{
if (gen == 0)
{
givn = "Choose";
surn = "subject";
}
else
{
return;
}
}
else
{
var parts = GKUtils.GetNameParts(iRec);
surn = parts.Surname;
givn = parts.Name;
}
ExtSizeF size;
float rad = segment.Rad - 20;
float angle = segment.StartAngle + 90.0f + segment.WedgeAngle / 2;
float wedgeAngle = segment.WedgeAngle;
bool isNarrow = IsNarrowSegment(givn, rad, wedgeAngle, Font);
object mtx = fRenderer.SaveTransform();
if (gen == 0)
{
size = fRenderer.GetTextSize(surn, Font);
fRenderer.DrawString(surn, Font, fCircleBrushes[8], -size.Width / 2f, -size.Height / 2f - size.Height / 2f);
size = fRenderer.GetTextSize(givn, Font);
fRenderer.DrawString(givn, Font, fCircleBrushes[8], -size.Width / 2f, 0f);
}
else
{
if (isNarrow)
{
float dx = (float)Math.Sin(Math.PI * angle / 180.0f) * rad;
float dy = (float)Math.Cos(Math.PI * angle / 180.0f) * rad;
fRenderer.TranslateTransform(dx, -dy);
fRenderer.RotateTransform(angle - 90.0f);
size = fRenderer.GetTextSize(givn, Font);
fRenderer.DrawString(givn, Font, fCircleBrushes[8], -size.Width / 2f, -size.Height / 2f);
}
else
{
if (wedgeAngle < 20)
{
float dx = (float)Math.Sin(Math.PI * angle / 180.0f) * rad;
float dy = (float)Math.Cos(Math.PI * angle / 180.0f) * rad;
fRenderer.TranslateTransform(dx, -dy);
fRenderer.RotateTransform(angle);
size = fRenderer.GetTextSize(givn, Font);
fRenderer.DrawString(givn, Font, fCircleBrushes[8], -size.Width / 2f, -size.Height / 2f);
}
else if (wedgeAngle < 180)
{
if (fOptions.ArcText)
{
if (gen == 2)
{
size = fRenderer.GetTextSize(surn, Font);
fRenderer.DrawArcText(surn, 0.0f, 0.0f, rad + size.Height / 2f,
segment.StartAngle, segment.WedgeAngle, true, true, Font, fCircleBrushes[8]);
size = fRenderer.GetTextSize(givn, Font);
fRenderer.DrawArcText(givn, 0.0f, 0.0f, rad - size.Height / 2f,
segment.StartAngle, segment.WedgeAngle, true, true, Font, fCircleBrushes[8]);
}
else
{
fRenderer.DrawArcText(givn, 0.0f, 0.0f, rad,
segment.StartAngle, segment.WedgeAngle, true, true, Font, fCircleBrushes[8]);
}
}
else
{
float dx = (float)Math.Sin(Math.PI * angle / 180.0f) * rad;
float dy = (float)Math.Cos(Math.PI * angle / 180.0f) * rad;
fRenderer.TranslateTransform(dx, -dy);
fRenderer.RotateTransform(angle);
size = fRenderer.GetTextSize(surn, Font);
fRenderer.DrawString(surn, Font, fCircleBrushes[8], -size.Width / 2f, -size.Height / 2f);
size = fRenderer.GetTextSize(givn, Font);
dx = (float)Math.Sin(Math.PI * angle / 180.0f) * (rad - size.Height);
dy = (float)Math.Cos(Math.PI * angle / 180.0f) * (rad - size.Height);
fRenderer.RestoreTransform(mtx);
mtx = fRenderer.SaveTransform();
fRenderer.TranslateTransform(dx, -dy);
fRenderer.RotateTransform(angle);
fRenderer.DrawString(givn, Font, fCircleBrushes[8], -size.Width / 2f, -size.Height / 2f);
}
}
else if (wedgeAngle < 361)
{
if (fOptions.ArcText)
{
size = fRenderer.GetTextSize(surn, Font);
fRenderer.DrawArcText(surn, 0.0f, 0.0f, rad + size.Height / 2f,
segment.StartAngle, segment.WedgeAngle, true, true, Font, fCircleBrushes[8]);
size = fRenderer.GetTextSize(givn, Font);
fRenderer.DrawArcText(givn, 0.0f, 0.0f, rad - size.Height / 2f,
segment.StartAngle, segment.WedgeAngle, true, true, Font, fCircleBrushes[8]);
}
else
{
float dx = (float)Math.Sin(Math.PI * angle / 180.0f) * rad;
float dy = (float)Math.Cos(Math.PI * angle / 180.0f) * rad;
fRenderer.TranslateTransform(dx, -dy);
fRenderer.RotateTransform(angle);
size = fRenderer.GetTextSize(surn, Font);
fRenderer.DrawString(surn, Font, fCircleBrushes[8], -size.Width / 2f, -size.Height / 2f);
size = fRenderer.GetTextSize(givn, Font);
fRenderer.DrawString(givn, Font, fCircleBrushes[8], -size.Width / 2f, -size.Height / 2f + size.Height);
}
}
}
}
fRenderer.RestoreTransform(mtx);
}
