public void T001_MajorTicksSpacedOne()
{
var scale = new LinearScale();
var s = (LinearTickSpacing)scale.TickSpacing;
s.OrgGrace = 0;
s.EndGrace = 0;
s.ZeroLever = 0;
for (int tmt = 4; tmt <= 16; ++tmt)
{
s.TargetNumberOfMajorTicks = tmt;
s.TargetNumberOfMinorTicks = 1;
s.FinalProcessScaleBoundaries(0, tmt - 1, scale);
var majorTicks = s.GetMajorTicks();
Assert.IsNotNull(majorTicks);
Assert.AreEqual(tmt, majorTicks.Length);
for (int i = 0; i <= tmt - 1; ++i)
Assert.AreEqual(majorTicks[i], i);
}
}
public object Deserialize(object o, Altaxo.Serialization.Xml.IXmlDeserializationInfo info, object parent)
{
LinearScale s = null != o ? (LinearScale)o : new LinearScale();
s._baseOrg = (double)info.GetDouble("BaseOrg");
s._baseEnd = (double)info.GetDouble("BaseEnd");
s._majorSpan = (double)info.GetDouble("MajorSpan");
s._minorTicks = (int)info.GetInt32("MinorTicks");
s._axisOrgByMajor = (double)info.GetDouble("OrgByMajor");
s._axisEndByMajor = (double)info.GetDouble("EndByMajor");
bool AxisOrgFixed = (bool)info.GetBoolean("OrgFixed");
bool AxisEndFixed = (bool)info.GetBoolean("EndFixed");
s._dataBounds = (FiniteNumericalBoundaries)info.GetValue("Bounds", s);
s.SetCachedValues();
// restore the event chain
s._dataBounds.BoundaryChanged += new BoundaryChangedHandler(s.OnBoundariesChanged);
s._rescaling = new NumericAxisRescaleConditions();
s._rescaling.SetOrgAndEnd(AxisOrgFixed ? BoundaryRescaling.Fixed : BoundaryRescaling.Auto, s.Org, AxisEndFixed ? BoundaryRescaling.Fixed:BoundaryRescaling.Auto, s.End);
return(s);
}
public LinkedScale()
{
Scale = new LinearScale();
_isLinked = false;
_linkOrgA = 0;
_linkOrgB = 1;
_linkEndA = 0;
_linkEndB = 1;
}
public ScaleCollection(int numberOfScales)
{
if (numberOfScales <= 0)
{
throw new ArgumentOutOfRangeException(nameof(numberOfScales) + " must be >= 1");
}
_scales = new Scale[numberOfScales];
for (int i = 0; i < numberOfScales; ++i)
{
this[i] = new LinearScale();
}
}
public void Serialize(object obj, Altaxo.Serialization.Xml.IXmlSerializationInfo info)
{
LinearScale s = (LinearScale)obj;
info.AddValue("BaseOrg", s._baseOrg);
info.AddValue("BaseEnd", s._baseEnd);
info.AddValue("MajorSpan", s._majorSpan);
info.AddValue("MinorTicks", s._minorTicks);
info.AddValue("OrgByMajor", s._axisOrgByMajor);
info.AddValue("EndByMajor", s._axisEndByMajor);
// info.AddValue("OrgFixed",s.m_AxisOrgFixed);
// info.AddValue("EndFixed",s.m_AxisEndFixed);
info.AddValue("Bounds", s._dataBounds);
}
public object Deserialize(object o, Altaxo.Serialization.Xml.IXmlDeserializationInfo info, object parent)
{
LinearScale s = (LinearScale)o ?? new LinearScale(info);
s._cachedAxisOrg = info.GetDouble("Org");
s._cachedAxisEnd = info.GetDouble("End");
s._cachedAxisSpan = s._cachedAxisEnd - s._cachedAxisOrg;
s._cachedOneByAxisSpan = 1 / s._cachedAxisSpan;
s.ChildSetMember(ref s._rescaling, (NumericScaleRescaleConditions)info.GetValue("Rescaling", s));
s.ChildSetMember(ref s._dataBounds, (FiniteNumericalBoundaries)info.GetValue("Bounds", s));
s.ChildSetMember(ref s._tickSpacing, new Ticks.LinearTickSpacing());
s.EhChildChanged(s._dataBounds, EventArgs.Empty); // for this old version, rescaling is not fully serialized, thus we have to simulate a DataBoundChanged event to get _rescaling updated, and finally _tickSpacing updated
return(s);
}
public object Deserialize(object o, Altaxo.Serialization.Xml.IXmlDeserializationInfo info, object parent)
{
LinearScale s = (LinearScale)o ?? new LinearScale(info);
s._cachedAxisOrg = info.GetDouble("Org");
s._cachedAxisEnd = info.GetDouble("End");
s._cachedAxisSpan = s._cachedAxisEnd - s._cachedAxisOrg;
s._cachedOneByAxisSpan = 1 / s._cachedAxisSpan;
s.ChildSetMember(ref s._dataBounds, (FiniteNumericalBoundaries)info.GetValue("Bounds", s));
s.ChildSetMember(ref s._rescaling, (NumericScaleRescaleConditions)info.GetValue("Rescaling", s));
s.ChildSetMember(ref s._tickSpacing, (Ticks.TickSpacing)info.GetValue("TickSpacing", s));
s.UpdateTicksAndOrgEndUsingRescalingObject();
return(s);
}
/// <summary>
/// Copy constructor.
/// </summary>
/// <param name="from">A other linear axis from which to copy from.</param>
public LinearScale(LinearScale from)
{
this.IsLinked = from.IsLinked;
this._cachedAxisEnd = from._cachedAxisEnd;
this._axisEndByMajor = from._axisEndByMajor;
this._cachedAxisOrg = from._cachedAxisOrg;
this._axisOrgByMajor = from._axisOrgByMajor;
this._cachedAxisSpan = from._cachedAxisSpan;
this._baseEnd = from._baseEnd;
this._baseOrg = from._baseOrg;
this._dataBounds = null == from._dataBounds ? new FiniteNumericalBoundaries() : (NumericalBoundaries)from._dataBounds.Clone();
_dataBounds.BoundaryChanged += new BoundaryChangedHandler(this.OnBoundariesChanged);
this._majorSpan = from._majorSpan;
this._minorTicks = from._minorTicks;
this._cachedOneByAxisSpan = from._cachedOneByAxisSpan;
this._rescaling = null == from.Rescaling ? new NumericAxisRescaleConditions() : (NumericAxisRescaleConditions)from.Rescaling.Clone();
}
private void SetupOldAxis(int idx, Altaxo.Graph.Scales.Deprecated.Scale axis, bool isLinked, double orgA, double orgB, double endA, double endB)
{
Scale transScale = null;
if (axis is Altaxo.Graph.Scales.Deprecated.TextScale)
transScale = new TextScale();
else if (axis is Altaxo.Graph.Scales.Deprecated.DateTimeScale)
transScale = new DateTimeScale();
else if (axis is Altaxo.Graph.Scales.Deprecated.Log10Scale)
transScale = new Log10Scale();
else if (axis is Altaxo.Graph.Scales.Deprecated.AngularScale)
transScale = (axis as Altaxo.Graph.Scales.Deprecated.AngularScale).UseDegrees ? (Scale)new AngularDegreeScale() : (Scale)new AngularRadianScale();
else if (axis is Altaxo.Graph.Scales.Deprecated.LinearScale)
transScale = new LinearScale();
else
throw new ArgumentException("Axis type unknown");
if (transScale.RescalingObject is IUnboundNumericScaleRescaleConditions)
(transScale.RescalingObject as IUnboundNumericScaleRescaleConditions).SetUserParameters(BoundaryRescaling.AutoTempFixed, BoundariesRelativeTo.Absolute, axis.OrgAsVariant, BoundaryRescaling.AutoTempFixed, BoundariesRelativeTo.Absolute, axis.EndAsVariant);
if (transScale.RescalingObject is Altaxo.Graph.Scales.Rescaling.NumericScaleRescaleConditions &&
axis.RescalingObject is Altaxo.Graph.Scales.Rescaling.NumericScaleRescaleConditions)
{
((Altaxo.Graph.Scales.Rescaling.NumericScaleRescaleConditions)transScale.RescalingObject).CopyFrom((Altaxo.Graph.Scales.Rescaling.NumericScaleRescaleConditions)axis.RescalingObject);
}
if (isLinked)
{
#pragma warning disable CS0618 // Type or member is obsolete
LinkedScale ls = new LinkedScale(transScale, idx);
#pragma warning restore CS0618 // Type or member is obsolete
ls.SetLinkParameter(orgA, orgB, endA, endB);
transScale = ls;
}
_scales[idx] = transScale;
}
public void T002_TestZeroLever()
{
var scale = new LinearScale();
var s = (LinearTickSpacing)scale.TickSpacing;
s.OrgGrace = 0;
s.EndGrace = 0;
s.ZeroLever = 0;
Altaxo.Data.AltaxoVariant org, end;
s.ZeroLever = 0.25;
for (int i = 0; i < 50; ++i)
{
org = i;
end = i + 100; // Span now is 100
s.PreProcessScaleBoundaries(ref org, ref end, true, true);
Assert.AreEqual(i <= 25 ? 0 : i, org.ToDouble());
Assert.AreEqual(i + 100, end.ToDouble());
}
}
/// <summary>
/// Copy constructor.
/// </summary>
/// <param name="from">A other linear axis from which to copy from.</param>
public LinearScale(LinearScale from)
{
CopyFrom(from);
}
/// <summary>
/// Copy constructor.
/// </summary>
/// <param name="from">A other linear axis from which to copy from.</param>
public LinearScale(LinearScale from)
{
CopyFrom(from);
}
public LinkedScale()
{
Scale = new LinearScale();
_isLinked = false;
_linkOrgA = 0;
_linkOrgB = 1;
_linkEndA = 0;
_linkEndB = 1;
}
public DensityLegendArea(PointD2D size, bool isXYInterchanged, bool isXReversed, Scale scale, TickSpacing tickSpacing)
{
_size = size;
_scales = new ScaleCollection() { ParentObject = this };
_scales[0] = scale; scale.TickSpacing = tickSpacing;
_scales[1] = new LinearScale() { TickSpacing = new NoTickSpacing() };
_coordinateSystem = new Altaxo.Graph.Gdi.CS.G2DCartesicCoordinateSystem() { ParentObject = this };
_coordinateSystem.IsXYInterchanged = isXYInterchanged;
_coordinateSystem.IsXReverse = isXReversed;
_coordinateSystem.UpdateAreaSize(_size);
}
public override void Paint(System.Drawing.Graphics g, IPaintContext paintContext)
{
if (null == _cachedArea)
return;
bool orientationIsVertical = IsOrientationVertical;
bool scaleIsReversed = IsScaleReversed;
int pixelH = orientationIsVertical ? _bitmapPixelsAcross : _bitmapPixelsAlong;
int pixelV = orientationIsVertical ? _bitmapPixelsAlong : _bitmapPixelsAcross;
if (null == _bitmap || _bitmap.Width != pixelH || _bitmap.Height != pixelV)
{
if (null != _bitmap)
_bitmap.Dispose();
_bitmap = new Bitmap(pixelH, pixelV, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
}
Data.AltaxoVariant porg;
Data.AltaxoVariant pend;
NumericalScale originalZScale;
Plot.IColorProvider colorProvider;
if (null != PlotItem)
{
porg = PlotItem.Style.Scale.OrgAsVariant;
pend = PlotItem.Style.Scale.EndAsVariant;
originalZScale = PlotItem.Style.Scale;
colorProvider = PlotItem.Style.ColorProvider;
}
else
{
porg = 0;
pend = 1;
originalZScale = new LinearScale();
colorProvider = new Plot.ColorProvider.ColorProviderBGRY();
}
var legendScale = (NumericalScale)ScaleWithTicks;
var legendTickSpacing = ScaleWithTicks.TickSpacing;
// Fill the bitmap
for (int i = 0; i < _bitmapPixelsAlong; i++)
{
double r = (scaleIsReversed ^ orientationIsVertical) ? 1 - i / (double)(_bitmapPixelsAlong - 1) : i / (double)(_bitmapPixelsAlong - 1);
double l = originalZScale.PhysicalToNormal(legendScale.NormalToPhysical(r));
var color = colorProvider.GetColor(l);
if (orientationIsVertical)
{
for (int j = 0; j < _bitmapPixelsAcross; j++)
_bitmap.SetPixel(j, i, color);
}
else
{
for (int j = 0; j < _bitmapPixelsAcross; j++)
_bitmap.SetPixel(i, j, color);
}
}
var graphicsState = g.Save();
TransformGraphics(g);
{
// Three tricks are neccessary to get the color legend (which is the bitmap) drawn smooth and uniformly:
// Everything other than this will result in distorted image, or soft (unsharp) edges
var graphicsState2 = g.Save(); // Of course, save the graphics state so we can make our tricks undone afterwards
g.InterpolationMode = InterpolationMode.Default; // Trick1: Set the interpolation mode, whatever it was before, back to default
g.PixelOffsetMode = PixelOffsetMode.Default; // Trick2: Set the PixelOffsetMode, whatever it was before, back to default
g.DrawImage(_bitmap,
new RectangleF(0, 0, (float)Size.X, (float)Size.Y),
new Rectangle(0, 0, pixelH - 1, pixelV - 1), GraphicsUnit.Pixel); // Trick3: Paint both in X and Y direction one pixel less than the source bitmap acually has, this prevents soft edges
g.Restore(graphicsState2); // make our tricks undone here
}
_axisStyles.Paint(g, paintContext, _cachedArea);
g.Restore(graphicsState);
}
public virtual void CopyFrom(LinearScale from)
{
this._cachedAxisEnd = from._cachedAxisEnd;
this._axisEndByMajor = from._axisEndByMajor;
this._cachedAxisOrg = from._cachedAxisOrg;
this._axisOrgByMajor = from._axisOrgByMajor;
this._cachedAxisSpan = from._cachedAxisSpan;
this._baseEnd = from._baseEnd;
this._baseOrg = from._baseOrg;
if(null!=_dataBounds)
_dataBounds.BoundaryChanged -= new BoundaryChangedHandler(this.OnBoundariesChanged);
this._dataBounds = null==from._dataBounds ? new FiniteNumericalBoundaries() : (NumericalBoundaries)from._dataBounds.Clone();
_dataBounds.BoundaryChanged += new BoundaryChangedHandler(this.OnBoundariesChanged);
this._majorSpan = from._majorSpan;
this._minorTicks = from._minorTicks;
this._cachedOneByAxisSpan = from._cachedOneByAxisSpan;
this._rescaling = null==from.Rescaling ? new NumericAxisRescaleConditions() : (NumericAxisRescaleConditions)from.Rescaling.Clone();
}