// return coordinate range for specified pointset
public void SinglePointSetGraphLimits(NuGenPointSet p, ref bool first,
ref double xThetaMin, ref double xThetaMax, ref double yRMin, ref double yRMax)
{
double xtmin = 0.0, xtmax = 0.0, yrmin = 0.0, yrmax = 0.0;
if (p.PointSetGraphLimits(ref xtmin, ref xtmax, ref yrmin, ref yrmax))
{
if (first || (xtmin < xThetaMin))
{
xThetaMin = xtmin;
}
if (first || (xtmax > xThetaMax))
{
xThetaMax = xtmax;
}
if (first || (yrmin < yRMin))
{
yRMin = yrmin;
}
if (first || (yrmax > yRMax))
{
yRMax = yrmax;
}
first = false;
}
}
public PointsetsDialog(List<NuGenPointSet> pointSets, bool curve)
{
InitializeComponent();
if (curve)
listLabel.Text = "Curves";
else
listLabel.Text = "Measures";
this.curve = curve;
foreach (NuGenPointSet pointSet in pointSets)
{
NuGenPointSet newPointSet = new NuGenPointSet();
newPointSet.Style = pointSet.Style;
newPointSet.Name = pointSet.Name;
this.pointSets.Add(newPointSet);
}
this.pointSets = pointSets;
foreach (NuGenPointSet pointSet in pointSets)
{
listBox1.Items.Add(pointSet.Name);
}
this.MaximumSize = Size;
}
public PointsetsDialog(List <NuGenPointSet> pointSets, bool curve)
{
InitializeComponent();
if (curve)
{
listLabel.Text = "Curves";
}
else
{
listLabel.Text = "Measures";
}
this.curve = curve;
foreach (NuGenPointSet pointSet in pointSets)
{
NuGenPointSet newPointSet = new NuGenPointSet();
newPointSet.Style = pointSet.Style;
newPointSet.Name = pointSet.Name;
this.pointSets.Add(newPointSet);
}
this.pointSets = pointSets;
foreach (NuGenPointSet pointSet in pointSets)
{
listBox1.Items.Add(pointSet.Name);
}
this.MaximumSize = Size;
}
public NuGenPointSetCollection()
{
axesPointSet = new NuGenPointSet();
axesPointSet.Style = NuGenDefaultSettings.GetInstance().AxesStyle;
scalePointSet = new NuGenPointSet();
scalePointSet.Style = NuGenDefaultSettings.GetInstance().ScaleStyle;
curveList = new List <NuGenPointSet>();
measureList = new List <NuGenPointSet>();
}
public NuGenPoint(int xScreen, int yScreen)
{
this.xScreen = xScreen;
this.yScreen = yScreen;
xThetaGraph = 0.0;
yRGraph = 0.0;
xThetaDefined = false;
yRDefined = false;
pointSet = new NuGenPointSet();
}
public NuGenPoint(NuGenPoint other)
{
this.xScreen = other.xScreen;
this.yScreen = other.yScreen;
xThetaGraph = other.XThetaGraph;
yRGraph = other.yRGraph;
xThetaDefined = other.xThetaDefined;
yRDefined = other.yRDefined;
pointSet = new NuGenPointSet();
}
public NuGenPoint(int xScreen, int yScreen, double xThetaGraph, double yRGraph)
{
this.xScreen = xScreen;
this.yScreen = yScreen;
this.xThetaGraph = xThetaGraph;
this.yRGraph = yRGraph;
xThetaDefined = true;
yRDefined = true;
pointSet = new NuGenPointSet();
}
public NuGenPoint(int xScreen, int yScreen)
{
this.xScreen = xScreen;
this.yScreen = yScreen;
xThetaGraph = 0.0;
yRGraph = 0.0;
xThetaDefined = false;
yRDefined = false;
pointSet = new NuGenPointSet();
}
public NuGenPoint(NuGenPoint other)
{
this.xScreen = other.xScreen;
this.yScreen = other.yScreen;
xThetaGraph = other.XThetaGraph;
yRGraph = other.yRGraph;
xThetaDefined = other.xThetaDefined;
yRDefined = other.yRDefined;
pointSet = new NuGenPointSet();
}
public NuGenPoint(int xScreen, int yScreen, double xThetaGraph, double yRGraph)
{
this.xScreen = xScreen;
this.yScreen = yScreen;
this.xThetaGraph = xThetaGraph;
this.yRGraph = yRGraph;
xThetaDefined = true;
yRDefined = true;
pointSet = new NuGenPointSet();
}
private void propertiesButton_Click(object sender, EventArgs e)
{
NuGenPointSet pointSet = GetPointsFromName((string)listBox1.SelectedItem);
PointSettingsDialog dlg = new PointSettingsDialog(pointSet.Style, false);
if (dlg.ShowDialog() == DialogResult.OK)
{
pointSet.Style = dlg.Style;
}
}
// add axis or curve point, depending on state. axis point graph coordinates are set later by
// setAxisPoint so user can see where the new axis point lies while editing the graph coordinatees
public NuGenPoint AddPoint(int xScreen, int yScreen, NuGenPointSet destination)
{
double xThetaGraph = 0.0, yRGraph = 0.0;
NuGenPoint p;
if ((digitizeState == DigitizeState.CurveState) ||
(digitizeState == DigitizeState.MeasureState))
{
ScreenToXThetaYR(xScreen, yScreen, out xThetaGraph, out yRGraph);
p = new NuGenPoint(xScreen, yScreen, xThetaGraph, yRGraph);
}
else
{
p = new NuGenPoint(xScreen, yScreen);
}
switch (digitizeState)
{
case DigitizeState.AxisState:
dirtyAxesTransformation = true;
pointSets.AddPointAxes(p);
break;
case DigitizeState.CurveState:
case DigitizeState.SegmentState:
pointSets.AddPointCurve(p, currentCurveName);
break;
case DigitizeState.MeasureState:
pointSets.AddPointMeasure(p, currentMeasureName);
break;
case DigitizeState.ScaleState:
dirtyScaleTransformation = true;
pointSets.AddPointScale(p);
break;
case DigitizeState.SelectState: //Could be any type of point, so decide
if (destination != null)
{
destination.AddPoint(p);
}
break;
}
PointSets.UpdateGraphCoordinates(coordSettings, transform);
return(p);
}
private void addButton_Click(object sender, EventArgs e)
{
NameDialog dlg = new NameDialog();
if (dlg.ShowDialog() == DialogResult.OK)
{
NuGenPointSet pointSet = new NuGenPointSet();
pointSet.Name = dlg.PointSetName;
pointSet.Style = curve ? NuGenDefaultSettings.GetInstance().DefaultCurveStyle : NuGenDefaultSettings.GetInstance().DefaultMeasureStyle;
pointSets.Add(pointSet);
}
UpdateListBox();
}
private void addButton_Click(object sender, EventArgs e)
{
NameDialog dlg = new NameDialog();
if (dlg.ShowDialog() == DialogResult.OK)
{
NuGenPointSet pointSet = new NuGenPointSet();
pointSet.Name = dlg.PointSetName;
pointSet.Style = curve ? NuGenDefaultSettings.GetInstance().DefaultCurveStyle : NuGenDefaultSettings.GetInstance().DefaultMeasureStyle;
pointSets.Add(pointSet);
}
UpdateListBox();
}
public void AddMeasure(string name)
{
NuGenPointSet pointSet = new NuGenPointSet();
pointSet.Name = name;
foreach (NuGenPointSet p in measureList)
{
if (p.Name == name)
{
throw new ArgumentException("Can not create another curve set with the name " + name);
}
}
pointSet.Style = NuGenDefaultSettings.GetInstance().DefaultMeasureStyle;
measureList.Add(pointSet);
}
// update the axes and scale bar transformations, and use whichever works. if there is incomplete
// (insufficient points) or inconsistent information (collocated or collinear points), this exits
// gracefully. if successful, all curve and measure point coordinates are updated and the gridMeshSettings lines are moved
public int ComputeTransformation()
{
NuGenPointSet pointSet = pointSets.Axes;
int result = NuGenMath.SUCCESS;
if (dirtyAxesTransformation)
{
dirtyAxesTransformation = false;
result = transform.ComputeAxesTransformation(coordSettings, pointSet);
}
bool success = transform.ValidAxes;
if (!success)
{
// axes transformation failed so try scale bar transformation
pointSet = pointSets.ScaleBar;
if (dirtyScaleTransformation)
{
dirtyScaleTransformation = false;
result = transform.ComputeScaleTransformation(coordSettings, pointSet);
}
success = transform.ValidScale;
}
if (success)
{
if (!gridRemovalSettings.gridMesh.initialized)
{
InitGridRemovalMesh();
}
if (!gridDisplaySettings.initialized)
{
InitGridDisplayMesh();
}
}
// graph coordinates are updated even if transform is invalid, since graph coordinates
// are just set to screen coordinates
pointSets.UpdateGraphCoordinates(CoordSettings, transform);
return(result);
}
//deserialize
public void SerializeRead(System.Runtime.Serialization.SerializationInfo info)
{
axesPointSet.SerializeRead(info, "axes");
scalePointSet.SerializeRead(info, "scale");
for (int i = 0; i < (int)info.GetValue("curves.count", typeof(int)); i++)
{
NuGenPointSet curve = new NuGenPointSet();
curve.SerializeRead(info, "curve" + i);
curveList.Add(curve);
}
for (int i = 0; i < (int)info.GetValue("measures.count", typeof(int)); i++)
{
NuGenPointSet measure = new NuGenPointSet();
measure.SerializeRead(info, "measure" + i);
measureList.Add(measure);
}
}
//Computes the graph area based on the defined axis points, returns a value corresponding
// to the result of the calculation
public int ComputeAxesTransformation(CoordSettings coordSettings, NuGenPointSet pointSet)
{
double[][] r_graph = { new double[3], new double[3], new double[3] };
double[,] r_screen = new double[3,3];
List<NuGenPoint> points = pointSet.Points;
axisPointCount = 0;
validAxes = false;
foreach(NuGenPoint p in points)
{
if(axisPointCount == 3)
throw new InvalidOperationException("We have three axis points, can not compute more");
if(p.GraphCoordsAreDefined())
{
double xGraph, yGraph;
ConvertToCartesian(NuGenMath.mmUnitize(coordSettings), p.XThetaGraph, p.YRGraph, out xGraph, out yGraph);
r_graph[0][axisPointCount] = xGraph;
r_graph[1][axisPointCount] = yGraph;
r_graph[2][axisPointCount] = 1.0;
r_screen[0, axisPointCount] = p.XScreen;
r_screen[1, axisPointCount] = p.YScreen;
r_screen[2, axisPointCount] = 1.0;
axisPointCount++;
}
}
if(axisPointCount == 3)
{
AdjustMidValuedLogCoords(coordSettings, r_graph);
int rtnS2G = NuGenMath.ScreenToGraph(r_graph, r_screen, screenToGraph, graphToScreen);
validAxes = false;
if(rtnS2G == NuGenMath.SUCCESS)
{
int rtnL2L = ComputeLogToFromLinear(coordSettings, r_graph);
switch(rtnL2L)
{
case NuGenMath.SUCCESS:
break;
case NuGenMath.NONPOSITIVE_COORDINATE:
return NuGenMath.NONPOSITIVE_COORDINATE;
case NuGenMath.NO_SPREAD:
return NuGenMath.NO_SPREAD;
}
}
validAxes = (rtnS2G == NuGenMath.SUCCESS);
switch (rtnS2G)
{
case NuGenMath.SUCCESS:
return NuGenMath.SUCCESS;
case NuGenMath.BAD_GRAPH_COORDINATES:
return NuGenMath.BAD_GRAPH_COORDINATES;
case NuGenMath.BAD_SCREEN_COORDINATES:
return NuGenMath.BAD_SCREEN_COORDINATES;
}
}
return NuGenMath.SUCCESS;
}
private void DrawPoints(NuGenPointSet pointSet, Graphics g)
{
DrawPoints(pointSet.Points, g);
}
//Computes the graph area based on the scale bar definition
public int ComputeScaleTransformation(CoordSettings coordSettings, NuGenPointSet pointSet)
{
double[][] r_graph = { new double[3], new double[3], new double[3] };
double[,] r_screen = new double[3, 3];
List<NuGenPoint> points = pointSet.Points;
scalePointCount = 0;
validScale = false;
foreach (NuGenPoint point in points)
{
if (scalePointCount == 2)
throw new InvalidOperationException("Can not define more scale bar points");
if (point.GraphCoordsAreDefined())
{
double xGraph, yGraph;
ConvertToCartesian(NuGenMath.mmUnitize(coordSettings), point.XThetaGraph, point.YRGraph,
out xGraph, out yGraph);
r_graph[0][scalePointCount] = xGraph;
r_graph[1][scalePointCount] = yGraph;
r_graph[2][scalePointCount] = 1.0;
r_screen[0, scalePointCount] = point.XScreen;
r_screen[1, scalePointCount] = point.YScreen;
r_screen[2, scalePointCount] = 1.0;
scalePointCount++;
}
}
if (scalePointCount == 2)
{
// create virtual third point along a virtual axis which is just orthogonal to the virtual
// axis between the other two points. assumes all points are in same z-value (which is 1.0) plane
double[] axis1 = new double[3];
double[] axis2 = new double[3];
double[] z = { 0.0, 0.0, 1.0 };
axis1[0] = r_graph[0][1] - r_graph[0][0];
axis1[1] = r_graph[1][1] - r_graph[1][0];
axis1[2] = r_graph[2][1] - r_graph[2][0];
NuGenMath.VectorCrossProduct(z, axis1, axis2);
r_graph[0][2] = r_graph[0][0] + axis2[0];
r_graph[1][2] = r_graph[1][0] + axis2[1];
r_graph[2][2] = 1.0;
axis1[0] = r_screen[0, 1] - r_screen[0, 0];
axis1[1] = r_screen[1, 1] - r_screen[1, 0];
axis1[2] = r_screen[2, 1] - r_screen[2, 0];
NuGenMath.VectorCrossProduct(z, axis1, axis2);
r_screen[0, 2] = r_screen[0, 0] + axis2[0];
r_screen[1, 2] = r_screen[1, 0] + axis2[1];
r_screen[2, 2] = 1.0;
int rtnS2G = NuGenMath.ScreenToGraph(r_graph, r_screen,
screenToGraph, graphToScreen);
// log to linear transformation is not allowed when using scale bar since it would
// be such an extremely rare special case that its benefit would be minimal, especially
// since it would only confuse the majority of users who would not be expecting it
validScale = (rtnS2G == NuGenMath.SUCCESS);
switch (rtnS2G)
{
case NuGenMath.SUCCESS:
return NuGenMath.SUCCESS;
case NuGenMath.BAD_GRAPH_COORDINATES:
return NuGenMath.BAD_GRAPH_COORDINATES;
case NuGenMath.BAD_SCREEN_COORDINATES:
return NuGenMath.BAD_SCREEN_COORDINATES;
}
}
return NuGenMath.SUCCESS;
}
//Computes the graph area based on the scale bar definition
public int ComputeScaleTransformation(CoordSettings coordSettings, NuGenPointSet pointSet)
{
double[][] r_graph = { new double[3], new double[3], new double[3] };
double[,] r_screen = new double[3, 3];
List <NuGenPoint> points = pointSet.Points;
scalePointCount = 0;
validScale = false;
foreach (NuGenPoint point in points)
{
if (scalePointCount == 2)
{
throw new InvalidOperationException("Can not define more scale bar points");
}
if (point.GraphCoordsAreDefined())
{
double xGraph, yGraph;
ConvertToCartesian(NuGenMath.mmUnitize(coordSettings), point.XThetaGraph, point.YRGraph,
out xGraph, out yGraph);
r_graph[0][scalePointCount] = xGraph;
r_graph[1][scalePointCount] = yGraph;
r_graph[2][scalePointCount] = 1.0;
r_screen[0, scalePointCount] = point.XScreen;
r_screen[1, scalePointCount] = point.YScreen;
r_screen[2, scalePointCount] = 1.0;
scalePointCount++;
}
}
if (scalePointCount == 2)
{
// create virtual third point along a virtual axis which is just orthogonal to the virtual
// axis between the other two points. assumes all points are in same z-value (which is 1.0) plane
double[] axis1 = new double[3];
double[] axis2 = new double[3];
double[] z = { 0.0, 0.0, 1.0 };
axis1[0] = r_graph[0][1] - r_graph[0][0];
axis1[1] = r_graph[1][1] - r_graph[1][0];
axis1[2] = r_graph[2][1] - r_graph[2][0];
NuGenMath.VectorCrossProduct(z, axis1, axis2);
r_graph[0][2] = r_graph[0][0] + axis2[0];
r_graph[1][2] = r_graph[1][0] + axis2[1];
r_graph[2][2] = 1.0;
axis1[0] = r_screen[0, 1] - r_screen[0, 0];
axis1[1] = r_screen[1, 1] - r_screen[1, 0];
axis1[2] = r_screen[2, 1] - r_screen[2, 0];
NuGenMath.VectorCrossProduct(z, axis1, axis2);
r_screen[0, 2] = r_screen[0, 0] + axis2[0];
r_screen[1, 2] = r_screen[1, 0] + axis2[1];
r_screen[2, 2] = 1.0;
int rtnS2G = NuGenMath.ScreenToGraph(r_graph, r_screen,
screenToGraph, graphToScreen);
// log to linear transformation is not allowed when using scale bar since it would
// be such an extremely rare special case that its benefit would be minimal, especially
// since it would only confuse the majority of users who would not be expecting it
validScale = (rtnS2G == NuGenMath.SUCCESS);
switch (rtnS2G)
{
case NuGenMath.SUCCESS:
return(NuGenMath.SUCCESS);
case NuGenMath.BAD_GRAPH_COORDINATES:
return(NuGenMath.BAD_GRAPH_COORDINATES);
case NuGenMath.BAD_SCREEN_COORDINATES:
return(NuGenMath.BAD_SCREEN_COORDINATES);
}
}
return(NuGenMath.SUCCESS);
}
//Computes the graph area based on the defined axis points, returns a value corresponding
// to the result of the calculation
public int ComputeAxesTransformation(CoordSettings coordSettings, NuGenPointSet pointSet)
{
double[][] r_graph = { new double[3], new double[3], new double[3] };
double[,] r_screen = new double[3, 3];
List <NuGenPoint> points = pointSet.Points;
axisPointCount = 0;
validAxes = false;
foreach (NuGenPoint p in points)
{
if (axisPointCount == 3)
{
throw new InvalidOperationException("We have three axis points, can not compute more");
}
if (p.GraphCoordsAreDefined())
{
double xGraph, yGraph;
ConvertToCartesian(NuGenMath.mmUnitize(coordSettings), p.XThetaGraph, p.YRGraph, out xGraph, out yGraph);
r_graph[0][axisPointCount] = xGraph;
r_graph[1][axisPointCount] = yGraph;
r_graph[2][axisPointCount] = 1.0;
r_screen[0, axisPointCount] = p.XScreen;
r_screen[1, axisPointCount] = p.YScreen;
r_screen[2, axisPointCount] = 1.0;
axisPointCount++;
}
}
if (axisPointCount == 3)
{
AdjustMidValuedLogCoords(coordSettings, r_graph);
int rtnS2G = NuGenMath.ScreenToGraph(r_graph, r_screen, screenToGraph, graphToScreen);
validAxes = false;
if (rtnS2G == NuGenMath.SUCCESS)
{
int rtnL2L = ComputeLogToFromLinear(coordSettings, r_graph);
switch (rtnL2L)
{
case NuGenMath.SUCCESS:
break;
case NuGenMath.NONPOSITIVE_COORDINATE:
return(NuGenMath.NONPOSITIVE_COORDINATE);
case NuGenMath.NO_SPREAD:
return(NuGenMath.NO_SPREAD);
}
}
validAxes = (rtnS2G == NuGenMath.SUCCESS);
switch (rtnS2G)
{
case NuGenMath.SUCCESS:
return(NuGenMath.SUCCESS);
case NuGenMath.BAD_GRAPH_COORDINATES:
return(NuGenMath.BAD_GRAPH_COORDINATES);
case NuGenMath.BAD_SCREEN_COORDINATES:
return(NuGenMath.BAD_SCREEN_COORDINATES);
}
}
return(NuGenMath.SUCCESS);
}