public void TransferFrom(IPlotGroupStyle fromb)
{
var from = (ScatterSymbolGroupStyle)fromb;
_value = from._value;
_listOfValues = from._listOfValues;
}
private void GetPathGeometries(IScatterSymbol symbol, double symbolSize, out PathGeometry fill, out PathGeometry frame, out PathGeometry inset)
{
symbol.CalculatePolygons(null, out var framePolygon, out var insetPolygon, out var fillPolygon);
fill = fillPolygon == null ? null : GetPathGeometry(fillPolygon, symbolSize);
frame = framePolygon == null ? null : GetPathGeometry(framePolygon, symbolSize);
inset = insetPolygon == null ? null : GetPathGeometry(insetPolygon, symbolSize);
}
/// <summary>
/// Calculates the brushes.
/// </summary>
/// <param name="scatterSymbol">ScatterSymbol, already processed via <see cref="CalculateOverriddenScatterSymbol"/></param>
/// <param name="plotColor">The current plot color.</param>
/// <param name="cachedPathData">The cached path data.</param>
/// <param name="cachedBrushData">Cached brush data, which will be filled-in during this call..</param>
/// <returns>True if new cached brush data were calculated; false if the cached data were up-to-date.</returns>
private bool CalculateBrushes(IScatterSymbol scatterSymbol, NamedColor plotColor, CachedPathData cachedPathData, ref CachedBrushData cachedBrushData)
{
if (plotColor == cachedBrushData.PlotColor)
{
return(false); // cached data valid and could be reused;
}
cachedBrushData.Clear();
cachedBrushData.PlotColor = plotColor;
var plotColorInfluence = _overridePlotColorInfluence ?? scatterSymbol.PlotColorInfluence;
if (null != cachedPathData.InsetPath)
{
var insetColor = _overrideInsetColor ?? scatterSymbol.Inset.Color;
if (plotColorInfluence.HasFlag(PlotColorInfluence.InsetColorFull))
{
insetColor = plotColor;
}
else if (plotColorInfluence.HasFlag(PlotColorInfluence.InsetColorPreserveAlpha))
{
insetColor = plotColor.NewWithAlphaValue(insetColor.Color.A);
}
cachedBrushData.InsetBrush = new SolidBrush(insetColor);
}
if (null != cachedPathData.FillPath)
{
var fillColor = _overrideFillColor ?? scatterSymbol.FillColor;
if (plotColorInfluence.HasFlag(PlotColorInfluence.FillColorFull))
{
fillColor = plotColor;
}
else if (plotColorInfluence.HasFlag(PlotColorInfluence.FillColorPreserveAlpha))
{
fillColor = plotColor.NewWithAlphaValue(fillColor.Color.A);
}
cachedBrushData.FillBrush = new SolidBrush(fillColor);
}
if (null != cachedPathData.FramePath)
{
var frameColor = _overrideFrameColor ?? scatterSymbol.Frame.Color;
if (plotColorInfluence.HasFlag(PlotColorInfluence.FrameColorFull))
{
frameColor = plotColor;
}
else if (plotColorInfluence.HasFlag(PlotColorInfluence.FrameColorPreserveAlpha))
{
frameColor = plotColor.NewWithAlphaValue(frameColor.Color.A);
}
cachedBrushData.FrameBrush = new SolidBrush(frameColor);
}
return(true);
}
internal ScatterPlotStyle(Altaxo.Serialization.Xml.IXmlDeserializationInfo info, bool oldDeserializationRequiresFullConstruction)
{
double symbolSize = 8;
var color = ColorSetManager.Instance.BuiltinDarkPlotColors[0];
_scatterSymbol = ScatterSymbolListManager.Instance.BuiltinDefault[0];
_color = NamedColors.Black;
_independentColor = false;
_symbolSize = symbolSize;
_skipFreq = 1;
}
public ScatterPlotStyle(Altaxo.Main.Properties.IReadOnlyPropertyBag context)
{
double penWidth = GraphDocument.GetDefaultPenWidth(context);
double symbolSize = GraphDocument.GetDefaultSymbolSize(context);
var color = GraphDocument.GetDefaultPlotColor(context);
_scatterSymbol = ScatterSymbolListManager.Instance.BuiltinDefault[0];
_color = color;
_independentColor = false;
_symbolSize = symbolSize;
_skipFreq = 1;
}
private void SetValueCoercedToGroup(IScatterSymbol value)
{
if (_isStepEnabled)
{
var idx = Math.Max(0, _listOfValues.IndexOf(value));
_value = _listOfValues[idx];
}
else
{
_value = value;
}
}
/// <summary>
/// Calculates the paths and stores them into a structure given by the argument <paramref name="cachedPathData"/>.
/// </summary>
/// <param name="scatterSymbol">ScatterSymbol, already processed via <see cref="CalculateOverriddenScatterSymbol"/></param>
/// <param name="symbolSize">The size of the symbol for which to calculate the paths.</param>
/// <param name="cachedPathData">The cached path data.</param>
/// <returns>True if new paths have been calculated; false if the previously cached data could be used.</returns>
private bool CalculatePaths(IScatterSymbol scatterSymbol, double symbolSize, ref CachedPathData cachedPathData)
{
if (symbolSize == cachedPathData.SymbolSize)
{
return(false); // we assume that the structure already contains valid data.
}
cachedPathData.SymbolSize = symbolSize;
cachedPathData.FillPath = cachedPathData.FramePath = cachedPathData.InsetPath = null;
if (scatterSymbol is NoSymbol)
{
return(true);
}
double?overrideRelativeStructureWidth = null;
if (_overrideStructureWidthOffset.HasValue || _overrideStructureWidthFactor.HasValue)
{
overrideRelativeStructureWidth = (_overrideStructureWidthFactor ?? 0) + (_overrideStructureWidthOffset ?? 0) / symbolSize;
}
scatterSymbol.CalculatePolygons(overrideRelativeStructureWidth, out var framePolygon, out var insetPolygon, out var fillPolygon);
// calculate the path only once
if (null != insetPolygon)
{
cachedPathData.InsetPath = new GraphicsPath();
foreach (var list in insetPolygon)
{
cachedPathData.InsetPath.AddPolygon(ToPointFArray(list, symbolSize));
}
}
if (null != fillPolygon)
{
cachedPathData.FillPath = new GraphicsPath();
foreach (var list in fillPolygon)
{
cachedPathData.FillPath.AddPolygon(ToPointFArray(list, symbolSize));
}
}
if (null != framePolygon)
{
cachedPathData.FramePath = new GraphicsPath();
foreach (var list in framePolygon)
{
cachedPathData.FramePath.AddPolygon(ToPointFArray(list, symbolSize));
}
}
return(true);
}
private void GetBrushes(IScatterSymbol scatterSymbol, NamedColor plotColor, PathGeometry fillPath, PathGeometry framePath, PathGeometry insetPath, out Brush fillBrush, out Brush frameBrush, out Brush insetBrush)
{
fillBrush = frameBrush = insetBrush = null;
var plotColorInfluence = scatterSymbol.PlotColorInfluence;
if (null != insetPath)
{
var insetColor = scatterSymbol.Inset.Color;
if (plotColorInfluence.HasFlag(PlotColorInfluence.InsetColorFull))
{
insetColor = plotColor;
}
else if (plotColorInfluence.HasFlag(PlotColorInfluence.InsetColorPreserveAlpha))
{
insetColor = plotColor.NewWithAlphaValue(insetColor.Color.A);
}
insetBrush = new SolidColorBrush(GuiHelper.ToWpf(insetColor));
}
if (null != fillPath)
{
var fillColor = scatterSymbol.FillColor;
if (plotColorInfluence.HasFlag(PlotColorInfluence.FillColorFull))
{
fillColor = plotColor;
}
else if (plotColorInfluence.HasFlag(PlotColorInfluence.FillColorPreserveAlpha))
{
fillColor = plotColor.NewWithAlphaValue(fillColor.Color.A);
}
fillBrush = new SolidColorBrush(GuiHelper.ToWpf(fillColor));
}
if (null != framePath)
{
var frameColor = scatterSymbol.Frame.Color;
if (plotColorInfluence.HasFlag(PlotColorInfluence.FrameColorFull))
{
frameColor = plotColor;
}
else if (plotColorInfluence.HasFlag(PlotColorInfluence.FrameColorPreserveAlpha))
{
frameColor = plotColor.NewWithAlphaValue(frameColor.Color.A);
}
frameBrush = new SolidColorBrush(GuiHelper.ToWpf(frameColor));
}
}
protected static void SerializeSetV0(IScatterSymbol obj, Altaxo.Serialization.Xml.IXmlSerializationInfo info)
{
var parent = ScatterSymbolListManager.Instance.GetParentList(obj);
if (null != parent)
{
if (null == info.GetProperty(ScatterSymbolList.GetSerializationRegistrationKey(parent)))
{
info.AddValue("Set", parent);
}
else
{
info.AddValue("SetName", parent.Name);
}
}
}
public ScatterPlotStyle(IScatterSymbol symbol, double size, double penWidth, NamedColor penColor)
{
if (null == symbol)
{
throw new ArgumentNullException(nameof(symbol));
}
_symbolShape = symbol;
_material = new MaterialWithUniformColor(penColor);
_symbolSize = size;
_skipFreq = 1;
_independentSkipFreq = false;
// Cached values
SetCachedValues();
}
public void Initialize(IScatterSymbol value)
{
if (null == value)
{
throw new ArgumentNullException(nameof(value));
}
_isInitialized = true;
var parentList = ScatterSymbolListManager.Instance.GetParentList(value);
if (null != parentList)
{
_listOfValues = parentList;
}
SetValueCoercedToGroup(value);
}
public int Step(int step)
{
if (0 == step)
{
return(0); // nothing changed
}
var list = _listOfValues;
var listcount = list.Count;
if (listcount == 0)
{
return(0);
}
var currentIdx = Math.Max(0, list.IndexOf(_value));
var valueIndex = Calc.BasicFunctions.PMod(currentIdx + step, _listOfValues.Count);
int wraps = Calc.BasicFunctions.NumberOfWraps(_listOfValues.Count, currentIdx, step);
_value = _listOfValues[valueIndex];
return(wraps);
}
/// <inheritdoc/>
public void CopyFrom(ScatterPlotStyle from, Main.EventFiring eventFiring)
{
if (object.ReferenceEquals(this, from))
{
return;
}
using (var suspendToken = SuspendGetToken())
{
_independentSkipFreq = from._independentSkipFreq;
_skipFreq = from._skipFreq;
_ignoreMissingDataPoints = from._ignoreMissingDataPoints;
_independentOnShiftingGroupStyles = from._independentOnShiftingGroupStyles;
_independentScatterSymbol = from._independentScatterSymbol;
_scatterSymbol = from._scatterSymbol;
_independentSymbolSize = from._independentSymbolSize;
_symbolSize = from._symbolSize;
_independentColor = from._independentColor;
_color = from._color;
_overrideFrame = from._overrideFrame;
_overriddenFrame = from._overriddenFrame;
_overrideInset = from._overrideInset;
_overriddenInset = from._overriddenInset;
_overrideStructureWidthOffset = from._overrideStructureWidthOffset;
_overrideStructureWidthFactor = from._overrideStructureWidthFactor;
_overridePlotColorInfluence = from._overridePlotColorInfluence;
_overrideFillColor = from._overrideFillColor;
_overrideFrameColor = from._overrideFrameColor;
_overrideInsetColor = from._overrideInsetColor;
EhSelfChanged(EventArgs.Empty);
suspendToken.Resume(eventFiring);
}
}
private void ClearAllOverridesThatAreEqualToScatterSymbol(IScatterSymbol symbol)
{
if (symbol.Frame?.GetType() == (Type)_symbolFrameChoices.FirstSelectedNode?.Tag)
{
_view.OverrideFrame = false;
}
if (symbol.Inset?.GetType() == (Type)_symbolInsetChoices.FirstSelectedNode?.Tag)
{
_view.OverrideInset = false;
}
if ((_view.OverrideRelativeStructureWidth == false || symbol.RelativeStructureWidth == _view.OverriddenRelativeStructureWidth) && (_view.OverrideAbsoluteStructureWidth == false || _view.OverriddenAbsoluteStructureWidth == 0))
{
_view.OverrideAbsoluteStructureWidth = false;
_view.OverrideRelativeStructureWidth = false;
}
if (symbol.PlotColorInfluence == _view.OverriddenPlotColorInfluence)
{
_view.OverridePlotColorInfluence = false;
}
if (symbol.FillColor == _view.OverriddenFillColor)
{
_view.OverrideFillColor = false;
}
if (symbol.Frame == null || symbol.Frame.Color == _view.OverriddenFrameColor)
{
_view.OverrideFrameColor = false;
}
if (symbol.Inset == null || symbol.Inset.Color == _view.OverriddenInsetColor)
{
_view.OverrideInsetColor = false;
}
}
public void CopyFrom(ScatterPlotStyle from, Main.EventFiring eventFiring)
{
if (object.ReferenceEquals(this, from))
{
return;
}
using (var suspendToken = SuspendGetToken())
{
_independentSkipFreq = from._independentSkipFreq;
_skipFreq = from._skipFreq;
_symbolShape = from._symbolShape; // immutable
_independentSymbolSize = from._independentSymbolSize;
_symbolSize = from._symbolSize;
_material = from._material; // immutable
_independentColor = from._independentColor;
EhSelfChanged(EventArgs.Empty);
suspendToken.Resume(eventFiring);
}
}
public void Initialize(IScatterSymbol value)
{
if (null == value)
throw new ArgumentNullException(nameof(value));
_isInitialized = true;
var parentList = ScatterSymbolListManager.Instance.GetParentList(value);
if (null != parentList)
{
_listOfValues = parentList;
}
SetValueCoercedToGroup(value);
}
private void SetValueCoercedToGroup(IScatterSymbol value)
{
if (_isStepEnabled)
{
var idx = Math.Max(0, _listOfValues.IndexOf(value));
_value = _listOfValues[idx];
}
else
{
_value = value;
}
}
public int Step(int step)
{
if (0 == step)
return 0; // nothing changed
var list = _listOfValues;
var listcount = list.Count;
if (listcount == 0)
{
return 0;
}
var currentIdx = Math.Max(0, list.IndexOf(_value));
var valueIndex = Calc.BasicFunctions.PMod(currentIdx + step, _listOfValues.Count);
int wraps = Calc.BasicFunctions.NumberOfWraps(_listOfValues.Count, currentIdx, step);
_value = _listOfValues[valueIndex];
return wraps;
}
public ScatterPlotStyle(Altaxo.Main.Properties.IReadOnlyPropertyBag context)
{
double penWidth = GraphDocument.GetDefaultPenWidth(context);
double symbolSize = GraphDocument.GetDefaultSymbolSize(context);
var color = GraphDocument.GetDefaultPlotColor(context);
this._scatterSymbol = ScatterSymbolListManager.Instance.BuiltinDefault[0];
_color = color;
this._independentColor = false;
this._symbolSize = symbolSize;
this._skipFreq = 1;
}
public override string GetDisplayName(IScatterSymbol item)
{
return((string)_itemToItemNameConverter.Convert(item, typeof(string), null, System.Globalization.CultureInfo.InvariantCulture));
}
private void GetPathGeometries(IScatterSymbol symbol, double symbolSize, out PathGeometry fill, out PathGeometry frame, out PathGeometry inset)
{
List<List<ClipperLib.IntPoint>> framePolygon, insetPolygon, fillPolygon;
symbol.CalculatePolygons(null, out framePolygon, out insetPolygon, out fillPolygon);
fill = fillPolygon == null ? null : GetPathGeometry(fillPolygon, symbolSize);
frame = framePolygon == null ? null : GetPathGeometry(framePolygon, symbolSize);
inset = insetPolygon == null ? null : GetPathGeometry(insetPolygon, symbolSize);
}
private IScatterSymbol CreateNewSymbolSetFromOverrides(IScatterSymbol symbol, out bool cancellationRequested)
{
cancellationRequested = false;
double overriddenAbsoluteStructureWidth = _view.OverrideAbsoluteStructureWidth ? _view.OverriddenAbsoluteStructureWidth : 0;
double overriddenRelativeStructureWidth = _view.OverrideRelativeStructureWidth ? _view.OverriddenRelativeStructureWidth : symbol.RelativeStructureWidth;
double resultingRelativeStructureWidth = overriddenRelativeStructureWidth;
if (_view.OverrideAbsoluteStructureWidth && _view.OverriddenAbsoluteStructureWidth != 0)
{
if (overriddenRelativeStructureWidth <= 0)
{
var dlgResult = Current.Gui.YesNoCancelMessageBox(
"Currently the absolute structure width has been overriden.\r\n" +
"However, in the new symbol set to be created, only the relative structure width can be stored.\r\n" +
"This is especially problematic, since the relative structure width is set to 0 (zero).\r\n" +
"Do you want to convert the absolute structure width into a relative value?\r\n" +
"Yes: Converts absolute structure width into relative width, using current symbol size\r\n" +
"No: Sets relative structure width to zero (probably not very useful)\r\n" +
"Cancel: Cancels the creation of a new symbol set",
"Question concerning absolute/relative structure width",
true);
if (null == dlgResult)
{
cancellationRequested = true;
return(symbol);
}
else if (true == dlgResult)
{
resultingRelativeStructureWidth = overriddenAbsoluteStructureWidth / _view.SymbolSize;
}
else
{
resultingRelativeStructureWidth = 0;
}
}
else
{
var dlgResult = Current.Gui.YesNoCancelMessageBox(
"Currently the absolute structure width has been overriden.\r\n" +
"However, in the new symbol set to be created, only the relative structure width can be stored.\r\n" +
"Do you want to take both the absolute and the relative structure width into account?\r\n" +
"Yes: Converts the combined absolute and relative structure width into relative width, using current symbol size\r\n" +
"No: Sets relative structure, using the overridden relative structure width or the default value.\r\n" +
"Cancel: Cancels the creation of a new symbol set",
"Question concerning absolute/relative structure width",
false);
if (null == dlgResult)
{
cancellationRequested = true;
return(symbol);
}
else if (true == dlgResult)
{
resultingRelativeStructureWidth = overriddenRelativeStructureWidth + overriddenAbsoluteStructureWidth / _view.SymbolSize;
}
else
{
resultingRelativeStructureWidth = overriddenRelativeStructureWidth;
}
}
}
// we have to create a new symbol - if IsIndependent symbol is not checked, we have to create a new series of symbols
bool createNewSymbolList;
int originalItemIndex;
IEnumerable <IScatterSymbol> scatterSymbolsToModify;
if (_view.IndependentScatterSymbol)
{
scatterSymbolsToModify = new IScatterSymbol[] { symbol };
originalItemIndex = 0;
createNewSymbolList = false;
}
else
{
var parentList = ScatterSymbolListManager.Instance.GetParentList(symbol);
if (null != parentList)
{
scatterSymbolsToModify = parentList;
originalItemIndex = parentList.IndexOf(symbol);
createNewSymbolList = true;
}
else
{
scatterSymbolsToModify = new IScatterSymbol[] { symbol };
originalItemIndex = 0;
createNewSymbolList = false;
}
}
var newSymbols = new List <IScatterSymbol>();
foreach (var symbolToModify in scatterSymbolsToModify)
{
var newSymbol = symbolToModify;
if (_view.OverrideInset)
{
var newInsetType = (Type)_symbolInsetChoices.FirstSelectedNode?.Tag;
if (newInsetType != newSymbol.Inset?.GetType())
{
var newInset = null == newInsetType ? null : (IScatterSymbolInset)Activator.CreateInstance(newInsetType);
newSymbol = newSymbol.WithInset(newInset);
}
}
if (_view.OverrideFrame)
{
var newFrameType = (Type)_symbolFrameChoices.FirstSelectedNode?.Tag;
if (newFrameType != newSymbol.Frame?.GetType())
{
var newFrame = null == newFrameType ? null : (IScatterSymbolFrame)Activator.CreateInstance(newFrameType);
newSymbol = newSymbol.WithFrame(newFrame);
}
}
if (_view.OverrideRelativeStructureWidth || _view.OverrideRelativeStructureWidth)
{
newSymbol = newSymbol.WithRelativeStructureWidth(resultingRelativeStructureWidth);
}
if (_view.OverridePlotColorInfluence)
{
newSymbol = newSymbol.WithPlotColorInfluence(_view.OverriddenPlotColorInfluence);
}
if (_view.OverrideFillColor)
{
newSymbol = newSymbol.WithFillColor(_view.OverriddenFillColor);
}
if (_view.OverrideFrameColor && newSymbol.Frame != null)
{
newSymbol = newSymbol.WithFrame(newSymbol.Frame.WithColor(_view.OverriddenFrameColor));
}
if (_view.OverrideInsetColor && newSymbol.Inset != null)
{
newSymbol = newSymbol.WithInset(newSymbol.Inset.WithColor(_view.OverriddenInsetColor));
}
newSymbols.Add(newSymbol);
}
if (createNewSymbolList)
{
if (ScatterSymbolListManager.Instance.TryGetListByMembers(newSymbols, null, out var existingListName))
{
Current.Gui.InfoMessageBox("A symbol set with the chosen parameters already exists under the name: " + existingListName, "Symbol set exists");
return(ScatterSymbolListManager.Instance.GetList(existingListName)[originalItemIndex]);
}
else
{
string newName = "Custom";
if (!Current.Gui.ShowDialog(ref newName, "Enter a name for the new scatter symbol set", false))
{
cancellationRequested = true;
return(symbol);
}
var newScatterSymbolList = new ScatterSymbolList(newName, newSymbols);
ScatterSymbolListManager.Instance.TryRegisterList(newScatterSymbolList, Altaxo.Main.ItemDefinitionLevel.Project, out var resultList);
// return the item at the original list index.
return(resultList[originalItemIndex]);
}
}
else
{
if (ScatterSymbolListManager.Instance.TryFindListContaining(newSymbols[originalItemIndex], out var dummyList, out var result))
{
return(result);
}
/// <inheritdoc/>
public void CopyFrom(ScatterPlotStyle from, Main.EventFiring eventFiring)
{
if (object.ReferenceEquals(this, from))
return;
using (var suspendToken = SuspendGetToken())
{
this._independentSkipFreq = from._independentSkipFreq;
this._skipFreq = from._skipFreq;
this._ignoreMissingDataPoints = from._ignoreMissingDataPoints;
this._independentOnShiftingGroupStyles = from._independentOnShiftingGroupStyles;
this._independentScatterSymbol = from._independentScatterSymbol;
this._scatterSymbol = from._scatterSymbol;
this._independentSymbolSize = from._independentSymbolSize;
this._symbolSize = from._symbolSize;
this._independentColor = from._independentColor;
this._color = from._color;
this._overrideFrame = from._overrideFrame;
this._overriddenFrame = from._overriddenFrame;
this._overrideInset = from._overrideInset;
this._overriddenInset = from._overriddenInset;
this._overrideStructureWidthOffset = from._overrideStructureWidthOffset;
this._overrideStructureWidthFactor = from._overrideStructureWidthFactor;
this._overridePlotColorInfluence = from._overridePlotColorInfluence;
this._overrideFillColor = from._overrideFillColor;
this._overrideFrameColor = from._overrideFrameColor;
this._overrideInsetColor = from._overrideInsetColor;
EhSelfChanged(EventArgs.Empty);
suspendToken.Resume(eventFiring);
}
}
public ScatterPlotStyle(IScatterSymbol symbol, double size, double penWidth, NamedColor penColor)
{
if (null == symbol)
throw new ArgumentNullException(nameof(symbol));
_symbolShape = symbol;
_material = new MaterialWithUniformColor(penColor);
_symbolSize = size;
_skipFreq = 1;
_independentSkipFreq = false;
// Cached values
SetCachedValues();
}
private void PaintOneRange(
Graphics g,
IPlotArea layer,
PointF[] plotPositions,
IPlotRange range,
IScatterSymbol scatterSymbol,
ref CachedPathData cachedPathData,
ref CachedBrushData cachedBrushData)
{
var ptArray = plotPositions;
float xpos = 0, ypos = 0;
float xdiff, ydiff;
int originalIndex;
// save the graphics stat since we have to translate the origin
System.Drawing.Drawing2D.GraphicsState gs = g.Save();
if (null == _cachedSymbolSizeForIndexFunction && null == _cachedColorForIndexFunction) // using a constant symbol size
{
// calculate the path only once
CalculatePaths(scatterSymbol, _symbolSize, ref cachedPathData);
CalculateBrushes(scatterSymbol, _color, cachedPathData, ref cachedBrushData);
for (int plotPointIndex = range.LowerBound; plotPointIndex < range.UpperBound; plotPointIndex += _skipFreq)
{
xdiff = ptArray[plotPointIndex].X - xpos;
ydiff = ptArray[plotPointIndex].Y - ypos;
xpos = ptArray[plotPointIndex].X;
ypos = ptArray[plotPointIndex].Y;
g.TranslateTransform(xdiff, ydiff);
if (null != cachedPathData.InsetPath)
g.FillPath(cachedBrushData.InsetBrush, cachedPathData.InsetPath);
if (null != cachedPathData.FillPath)
g.FillPath(cachedBrushData.FillBrush, cachedPathData.FillPath);
if (null != cachedPathData.FramePath)
g.FillPath(cachedBrushData.FrameBrush, cachedPathData.FramePath);
} // end for
}
else // using a variable symbol size or variable symbol color
{
CalculatePaths(scatterSymbol, _symbolSize, ref cachedPathData);
CalculateBrushes(scatterSymbol, _color, cachedPathData, ref cachedBrushData);
for (int plotPointIndex = range.LowerBound; plotPointIndex < range.UpperBound; plotPointIndex += _skipFreq)
{
originalIndex = range.GetOriginalRowIndexFromPlotPointIndex(plotPointIndex);
if (null == _cachedColorForIndexFunction)
{
double customSymbolSize = _cachedSymbolSizeForIndexFunction(originalIndex);
CalculatePaths(scatterSymbol, customSymbolSize, ref cachedPathData);
}
else
{
double customSymbolSize = null == _cachedSymbolSizeForIndexFunction ? _symbolSize : _cachedSymbolSizeForIndexFunction(originalIndex);
var customSymbolColor = _cachedColorForIndexFunction(originalIndex);
CalculatePaths(scatterSymbol, customSymbolSize, ref cachedPathData);
CalculateBrushes(scatterSymbol, NamedColor.FromArgb(customSymbolColor.A, customSymbolColor.R, customSymbolColor.G, customSymbolColor.B), cachedPathData, ref cachedBrushData);
}
xdiff = ptArray[plotPointIndex].X - xpos;
ydiff = ptArray[plotPointIndex].Y - ypos;
xpos = ptArray[plotPointIndex].X;
ypos = ptArray[plotPointIndex].Y;
g.TranslateTransform(xdiff, ydiff);
if (null != cachedPathData.InsetPath)
g.FillPath(cachedBrushData.InsetBrush, cachedPathData.InsetPath);
if (null != cachedPathData.FillPath)
g.FillPath(cachedBrushData.FillBrush, cachedPathData.FillPath);
if (null != cachedPathData.FramePath)
g.FillPath(cachedBrushData.FrameBrush, cachedPathData.FramePath);
}
}
g.Restore(gs); // Restore the graphics state
}
/// <summary>
/// Calculates the brushes.
/// </summary>
/// <param name="scatterSymbol">ScatterSymbol, already processed via <see cref="CalculateOverriddenScatterSymbol"/></param>
/// <param name="plotColor">The current plot color.</param>
/// <param name="cachedPathData">The cached path data.</param>
/// <param name="cachedBrushData">Cached brush data, which will be filled-in during this call..</param>
/// <returns>True if new cached brush data were calculated; false if the cached data were up-to-date.</returns>
private bool CalculateBrushes(IScatterSymbol scatterSymbol, NamedColor plotColor, CachedPathData cachedPathData, ref CachedBrushData cachedBrushData)
{
if (plotColor == cachedBrushData.PlotColor)
return false; // cached data valid and could be reused;
cachedBrushData.Clear();
cachedBrushData.PlotColor = plotColor;
var plotColorInfluence = _overridePlotColorInfluence ?? scatterSymbol.PlotColorInfluence;
if (null != cachedPathData.InsetPath)
{
var insetColor = _overrideInsetColor ?? scatterSymbol.Inset.Color;
if (plotColorInfluence.HasFlag(PlotColorInfluence.InsetColorFull))
insetColor = plotColor;
else if (plotColorInfluence.HasFlag(PlotColorInfluence.InsetColorPreserveAlpha))
insetColor = plotColor.NewWithAlphaValue(insetColor.Color.A);
cachedBrushData.InsetBrush = new SolidBrush(insetColor);
}
if (null != cachedPathData.FillPath)
{
var fillColor = _overrideFillColor ?? scatterSymbol.FillColor;
if (plotColorInfluence.HasFlag(PlotColorInfluence.FillColorFull))
fillColor = plotColor;
else if (plotColorInfluence.HasFlag(PlotColorInfluence.FillColorPreserveAlpha))
fillColor = plotColor.NewWithAlphaValue(fillColor.Color.A);
cachedBrushData.FillBrush = new SolidBrush(fillColor);
}
if (null != cachedPathData.FramePath)
{
var frameColor = _overrideFrameColor ?? scatterSymbol.Frame.Color;
if (plotColorInfluence.HasFlag(PlotColorInfluence.FrameColorFull))
frameColor = plotColor;
else if (plotColorInfluence.HasFlag(PlotColorInfluence.FrameColorPreserveAlpha))
frameColor = plotColor.NewWithAlphaValue(frameColor.Color.A);
cachedBrushData.FrameBrush = new SolidBrush(frameColor);
}
return true;
}
/// <summary>
/// Calculates the paths and stores them into a structure given by the argument <paramref name="cachedPathData"/>.
/// </summary>
/// <param name="scatterSymbol">ScatterSymbol, already processed via <see cref="CalculateOverriddenScatterSymbol"/></param>
/// <param name="symbolSize">The size of the symbol for which to calculate the paths.</param>
/// <param name="cachedPathData">The cached path data.</param>
/// <returns>True if new paths have been calculated; false if the previously cached data could be used.</returns>
private bool CalculatePaths(IScatterSymbol scatterSymbol, double symbolSize, ref CachedPathData cachedPathData)
{
if (symbolSize == cachedPathData.SymbolSize)
return false; // we assume that the structure already contains valid data.
cachedPathData.SymbolSize = symbolSize;
cachedPathData.FillPath = cachedPathData.FramePath = cachedPathData.InsetPath = null;
if (scatterSymbol is NoSymbol)
{
return true;
}
List<List<ClipperLib.IntPoint>> insetPolygon = null;
List<List<ClipperLib.IntPoint>> framePolygon = null;
List<List<ClipperLib.IntPoint>> fillPolygon = null;
double? overrideRelativeStructureWidth = null;
if (_overrideStructureWidthOffset.HasValue || _overrideStructureWidthFactor.HasValue)
{
overrideRelativeStructureWidth = (_overrideStructureWidthFactor ?? 0) + (_overrideStructureWidthOffset ?? 0) / symbolSize;
}
scatterSymbol.CalculatePolygons(overrideRelativeStructureWidth, out framePolygon, out insetPolygon, out fillPolygon);
// calculate the path only once
if (null != insetPolygon)
{
cachedPathData.InsetPath = new GraphicsPath();
foreach (var list in insetPolygon)
cachedPathData.InsetPath.AddPolygon(ToPointFArray(list, symbolSize));
}
if (null != fillPolygon)
{
cachedPathData.FillPath = new GraphicsPath();
foreach (var list in fillPolygon)
cachedPathData.FillPath.AddPolygon(ToPointFArray(list, symbolSize));
}
if (null != framePolygon)
{
cachedPathData.FramePath = new GraphicsPath();
foreach (var list in framePolygon)
cachedPathData.FramePath.AddPolygon(ToPointFArray(list, symbolSize));
}
return true;
}
public ScatterSymbolGroupStyle()
{
_listOfValues = ScatterSymbolListManager.Instance.BuiltinDefault;
_value = _listOfValues[0];
}
public ScatterSymbolGroupStyle(ScatterSymbolGroupStyle from)
{
this._isStepEnabled = from._isStepEnabled;
this._value = from._value;
this._listOfValues = from._listOfValues;
}
private void GetBrushes(IScatterSymbol scatterSymbol, NamedColor plotColor, PathGeometry fillPath, PathGeometry framePath, PathGeometry insetPath, out Brush fillBrush, out Brush frameBrush, out Brush insetBrush)
{
fillBrush = frameBrush = insetBrush = null;
var plotColorInfluence = scatterSymbol.PlotColorInfluence;
if (null != insetPath)
{
var insetColor = scatterSymbol.Inset.Color;
if (plotColorInfluence.HasFlag(PlotColorInfluence.InsetColorFull))
insetColor = plotColor;
else if (plotColorInfluence.HasFlag(PlotColorInfluence.InsetColorPreserveAlpha))
insetColor = plotColor.NewWithAlphaValue(insetColor.Color.A);
insetBrush = new SolidColorBrush(GuiHelper.ToWpf(insetColor));
}
if (null != fillPath)
{
var fillColor = scatterSymbol.FillColor;
if (plotColorInfluence.HasFlag(PlotColorInfluence.FillColorFull))
fillColor = plotColor;
else if (plotColorInfluence.HasFlag(PlotColorInfluence.FillColorPreserveAlpha))
fillColor = plotColor.NewWithAlphaValue(fillColor.Color.A);
fillBrush = new SolidColorBrush(GuiHelper.ToWpf(fillColor));
}
if (null != framePath)
{
var frameColor = scatterSymbol.Frame.Color;
if (plotColorInfluence.HasFlag(PlotColorInfluence.FrameColorFull))
frameColor = plotColor;
else if (plotColorInfluence.HasFlag(PlotColorInfluence.FrameColorPreserveAlpha))
frameColor = plotColor.NewWithAlphaValue(frameColor.Color.A);
frameBrush = new SolidColorBrush(GuiHelper.ToWpf(frameColor));
}
}
public ScatterSymbolGroupStyle(ScatterSymbolGroupStyle from)
{
_isStepEnabled = from._isStepEnabled;
_value = from._value;
_listOfValues = from._listOfValues;
}
private void PaintOneRange(
Graphics g,
IPlotArea layer,
PointF[] plotPositions,
IPlotRange range,
IScatterSymbol scatterSymbol,
ref CachedPathData cachedPathData,
ref CachedBrushData cachedBrushData)
{
var ptArray = plotPositions;
float xpos = 0, ypos = 0;
float xdiff, ydiff;
int originalIndex;
// save the graphics stat since we have to translate the origin
System.Drawing.Drawing2D.GraphicsState gs = g.Save();
if (null == _cachedSymbolSizeForIndexFunction && null == _cachedColorForIndexFunction) // using a constant symbol size
{
// calculate the path only once
CalculatePaths(scatterSymbol, _symbolSize, ref cachedPathData);
CalculateBrushes(scatterSymbol, _color, cachedPathData, ref cachedBrushData);
for (int plotPointIndex = range.LowerBound; plotPointIndex < range.UpperBound; plotPointIndex += _skipFreq)
{
xdiff = ptArray[plotPointIndex].X - xpos;
ydiff = ptArray[plotPointIndex].Y - ypos;
xpos = ptArray[plotPointIndex].X;
ypos = ptArray[plotPointIndex].Y;
g.TranslateTransform(xdiff, ydiff);
if (null != cachedPathData.InsetPath)
{
g.FillPath(cachedBrushData.InsetBrush, cachedPathData.InsetPath);
}
if (null != cachedPathData.FillPath)
{
g.FillPath(cachedBrushData.FillBrush, cachedPathData.FillPath);
}
if (null != cachedPathData.FramePath)
{
g.FillPath(cachedBrushData.FrameBrush, cachedPathData.FramePath);
}
} // end for
}
else // using a variable symbol size or variable symbol color
{
CalculatePaths(scatterSymbol, _symbolSize, ref cachedPathData);
CalculateBrushes(scatterSymbol, _color, cachedPathData, ref cachedBrushData);
for (int plotPointIndex = range.LowerBound; plotPointIndex < range.UpperBound; plotPointIndex += _skipFreq)
{
originalIndex = range.GetOriginalRowIndexFromPlotPointIndex(plotPointIndex);
if (null == _cachedColorForIndexFunction)
{
double customSymbolSize = _cachedSymbolSizeForIndexFunction(originalIndex);
CalculatePaths(scatterSymbol, customSymbolSize, ref cachedPathData);
}
else
{
double customSymbolSize = null == _cachedSymbolSizeForIndexFunction ? _symbolSize : _cachedSymbolSizeForIndexFunction(originalIndex);
var customSymbolColor = _cachedColorForIndexFunction(originalIndex);
CalculatePaths(scatterSymbol, customSymbolSize, ref cachedPathData);
CalculateBrushes(scatterSymbol, NamedColor.FromArgb(customSymbolColor.A, customSymbolColor.R, customSymbolColor.G, customSymbolColor.B), cachedPathData, ref cachedBrushData);
}
xdiff = ptArray[plotPointIndex].X - xpos;
ydiff = ptArray[plotPointIndex].Y - ypos;
xpos = ptArray[plotPointIndex].X;
ypos = ptArray[plotPointIndex].Y;
g.TranslateTransform(xdiff, ydiff);
if (null != cachedPathData.InsetPath)
{
g.FillPath(cachedBrushData.InsetBrush, cachedPathData.InsetPath);
}
if (null != cachedPathData.FillPath)
{
g.FillPath(cachedBrushData.FillBrush, cachedPathData.FillPath);
}
if (null != cachedPathData.FramePath)
{
g.FillPath(cachedBrushData.FrameBrush, cachedPathData.FramePath);
}
}
}
g.Restore(gs); // Restore the graphics state
}
public ScatterSymbolGroupStyle()
{
_listOfValues = ScatterSymbolListManager.Instance.BuiltinDefault;
_value = _listOfValues[0];
}
public void TransferFrom(IPlotGroupStyle fromb)
{
ScatterSymbolGroupStyle from = (ScatterSymbolGroupStyle)fromb;
this._value = from._value;
this._listOfValues = from._listOfValues;
}
public void CopyFrom(ScatterPlotStyle from, Main.EventFiring eventFiring)
{
if (object.ReferenceEquals(this, from))
return;
using (var suspendToken = SuspendGetToken())
{
this._independentSkipFreq = from._independentSkipFreq;
this._skipFreq = from._skipFreq;
this._symbolShape = from._symbolShape; // immutable
this._independentSymbolSize = from._independentSymbolSize;
this._symbolSize = from._symbolSize;
this._material = from._material; // immutable
this._independentColor = from._independentColor;
EhSelfChanged(EventArgs.Empty);
suspendToken.Resume(eventFiring);
}
}
internal ScatterPlotStyle(Altaxo.Serialization.Xml.IXmlDeserializationInfo info, bool oldDeserializationRequiresFullConstruction)
{
double symbolSize = 8;
var color = ColorSetManager.Instance.BuiltinDarkPlotColors[0];
this._scatterSymbol = ScatterSymbolListManager.Instance.BuiltinDefault[0];
this._color = NamedColors.Black;
this._independentColor = false;
this._symbolSize = symbolSize;
this._skipFreq = 1;
}
