本文整理汇总了C#中System.Drawing.Drawing2D.GraphicsPath.Reset方法的典型用法代码示例。如果您正苦于以下问题：C# System.Drawing.Drawing2D.GraphicsPath.Reset方法的具体用法？C# System.Drawing.Drawing2D.GraphicsPath.Reset怎么用？C# System.Drawing.Drawing2D.GraphicsPath.Reset使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Drawing.Drawing2D.GraphicsPath的用法示例。
在下文中一共展示了System.Drawing.Drawing2D.GraphicsPath.Reset方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: GetPath
private System.Drawing.Drawing2D.GraphicsPath GetPath(int index)
{
System.Drawing.Drawing2D.GraphicsPath path = new System.Drawing.Drawing2D.GraphicsPath();
path.Reset();
Rectangle rect = this.GetTabRect(index);
if (index == 0)
{
path.AddLine(rect.Left + 1, rect.Bottom + 1, rect.Left + rect.Height, rect.Top + 2);
path.AddLine(rect.Left + rect.Height + 4, rect.Top, rect.Right - 3, rect.Top);
path.AddLine(rect.Right - 1, rect.Top + 2, rect.Right - 1, rect.Bottom + 1);
}
else
{
if (index == this.SelectedIndex)
{
path.AddLine(rect.Left + 5 - rect.Height, rect.Bottom + 1, rect.Left + 4, rect.Top + 2);
path.AddLine(rect.Left + 8, rect.Top, rect.Right - 3, rect.Top);
path.AddLine(rect.Right - 1, rect.Top + 2, rect.Right - 1, rect.Bottom + 1);
path.AddLine(rect.Right - 1, rect.Bottom + 1, rect.Left + 5 - rect.Height, rect.Bottom + 1);
}
else
{
path.AddLine(rect.Left, rect.Top + 6, rect.Left + 4, rect.Top + 2);
path.AddLine(rect.Left + 8, rect.Top, rect.Right - 3, rect.Top);
path.AddLine(rect.Right - 1, rect.Top + 2, rect.Right - 1, rect.Bottom + 1);
path.AddLine(rect.Right - 1, rect.Bottom + 1, rect.Left, rect.Bottom + 1);
}
}
return path;
}示例2: PaintXErrorBars
protected void PaintXErrorBars(System.Drawing.Graphics g, IPlotArea layer, Altaxo.Graph.Gdi.Plot.Data.Processed2DPlotData pdata)
{
// Plot error bars for the independent variable (x)
PlotRangeList rangeList = pdata.RangeList;
PointF[] ptArray = pdata.PlotPointsInAbsoluteLayerCoordinates;
INumericColumn posErrCol = _positiveErrorColumn.Document;
INumericColumn negErrCol = _negativeErrorColumn.Document;
if (posErrCol == null && negErrCol == null)
return; // nothing to do if both error columns are null
System.Drawing.Drawing2D.GraphicsPath errorBarPath = new System.Drawing.Drawing2D.GraphicsPath();
Region oldClippingRegion = g.Clip;
Region newClip = (Region)oldClippingRegion.Clone();
foreach (PlotRange r in rangeList)
{
int lower = r.LowerBound;
int upper = r.UpperBound;
int offset = r.OffsetToOriginal;
for (int j = lower; j < upper; j++)
{
AltaxoVariant x = pdata.GetXPhysical(j + offset);
Logical3D lm = layer.GetLogical3D(pdata, j + offset);
lm.RX += _cachedLogicalShiftOfIndependent;
if (lm.IsNaN)
continue;
Logical3D lh = lm;
Logical3D ll = lm;
bool lhvalid = false;
bool llvalid = false;
if (posErrCol != null)
{
lh.RX = layer.XAxis.PhysicalVariantToNormal(x + Math.Abs(posErrCol[j + offset]));
lhvalid = !lh.IsNaN;
}
if (negErrCol != null)
{
ll.RX = layer.XAxis.PhysicalVariantToNormal(x - Math.Abs(negErrCol[j + offset]));
llvalid = !ll.IsNaN;
}
if (!(lhvalid || llvalid))
continue; // nothing to do for this point if both pos and neg logical point are invalid.
// now paint the error bar
if (_symbolGap) // if symbol gap, then clip the painting, exclude a rectangle of size symbolSize x symbolSize
{
double xlm, ylm;
layer.CoordinateSystem.LogicalToLayerCoordinates(lm, out xlm, out ylm);
newClip.Union(oldClippingRegion);
newClip.Exclude(new RectangleF((float)(xlm - _symbolSize / 2), (float)(ylm - _symbolSize / 2), _symbolSize, _symbolSize));
g.Clip = newClip;
}
if (lhvalid && llvalid)
{
errorBarPath.Reset();
layer.CoordinateSystem.GetIsoline(errorBarPath, ll, lm);
layer.CoordinateSystem.GetIsoline(errorBarPath, lm, lh);
g.DrawPath(_strokePen, errorBarPath);
}
else if (llvalid)
{
layer.CoordinateSystem.DrawIsoline(g, _strokePen, ll, lm);
}
else if (lhvalid)
{
layer.CoordinateSystem.DrawIsoline(g, _strokePen, lm, lh);
}
// now the end bars
if (_showEndBars)
{
if (lhvalid)
{
PointF outDir;
layer.CoordinateSystem.GetNormalizedDirection(lm, lh, 1, new Logical3D(0, 1), out outDir);
outDir.X *= _symbolSize / 2;
outDir.Y *= _symbolSize / 2;
double xlay, ylay;
layer.CoordinateSystem.LogicalToLayerCoordinates(lh, out xlay, out ylay);
// Draw a line from x,y to
g.DrawLine(_strokePen, (float)(xlay - outDir.X), (float)(ylay - outDir.Y), (float)(xlay + outDir.X), (float)(ylay + outDir.Y));
}
if (llvalid)
{
PointF outDir;
layer.CoordinateSystem.GetNormalizedDirection(lm, ll, 1, new Logical3D(0, 1), out outDir);
outDir.X *= _symbolSize / 2;
outDir.Y *= _symbolSize / 2;
double xlay, ylay;
layer.CoordinateSystem.LogicalToLayerCoordinates(ll, out xlay, out ylay);
// Draw a line from x,y to
g.DrawLine(_strokePen, (float)(xlay - outDir.X), (float)(ylay - outDir.Y), (float)(xlay + outDir.X), (float)(ylay + outDir.Y));
}
//.........这里部分代码省略.........
示例3: intersectPolygon
//private static bool rectIntersectWithPolygon(RectangleF rect, Path path)
//{
// System.Drawing.Drawing2D.GraphicsPath temp = new System.Drawing.Drawing2D.GraphicsPath();
// temp.Reset();
// List<PointF> points = default(List<PointF>);
// foreach(object i in path.content)
// {
// if(i is Node)
// {
// Node node = (Node)i;
// if(rect.Contains((float)node.lon, (float)node.lat))
// return true;
// points.Add(new PointF((float)node.lon, (float)node.lat));
// }
// }
// temp.AddPolygon(points.ToArray());
// Region myRegion = new Region();
// myRegion.MakeEmpty();
// myRegion.Union(temp);
// PointF tempPt = new PointF();
// tempPt.X = rect.X;
// tempPt.Y = rect.Y;
// if(pointInPolygon(tempPt, myRegion))
// return true;
// tempPt.X = rect.X + rect.Width;
// tempPt.Y = rect.Y;
// if(pointInPolygon(tempPt, myRegion))
// return true;
// tempPt.X = rect.X;
// tempPt.Y = rect.Y + rect.Height;
// if(pointInPolygon(tempPt, myRegion))
// return true;
// tempPt.X = rect.X + rect.Width;
// tempPt.Y = rect.Y + rect.Height;
// if(pointInPolygon(tempPt, myRegion))
// return true;
// return false;
//}
private static bool intersectPolygon(RectangleF rect, Path path)
{
System.Drawing.Drawing2D.GraphicsPath temp = new System.Drawing.Drawing2D.GraphicsPath();
temp.Reset();
// List<PointF> points = default(List<PointF>);
List<PointF> points = new List<PointF>();
foreach (object i in path.content)
{
if (i is Node)
{
Node node = (Node)i;
if (rect.Contains((float)node.lon, (float)node.lat))
return true;
points.Add(new PointF((float)node.lon, (float)node.lat));
}
}
if (points.Count >= 3)
{
temp.AddPolygon(points.ToArray());
}
else if (points.Count == 2)
{
temp.AddLine(points[0], points[1]);
}
Region myRegion = new Region();
myRegion.MakeEmpty();
myRegion.Union(temp);
PointF tempPt = new PointF();
tempPt.X = rect.X;
tempPt.Y = rect.Y;
if (pointInPolygon(tempPt, myRegion))
return true;
tempPt.X = rect.X + rect.Width;
tempPt.Y = rect.Y;
if (pointInPolygon(tempPt, myRegion))
return true;
tempPt.X = rect.X;
tempPt.Y = rect.Y + rect.Height;
if (pointInPolygon(tempPt, myRegion))
return true;
tempPt.X = rect.X + rect.Width;
tempPt.Y = rect.Y + rect.Height;
if (pointInPolygon(tempPt, myRegion))
return true;
return false;
}示例4: Carte_Paint
private void Carte_Paint(object sender, PaintEventArgs e)
{
int i;
double w, h;
//projet = ((Musliw.MusliW)(this.MdiParent)).projet;
Graphics page = e.Graphics;
//page.Clear(this.BackColor);
w = this.Width;
h = this.Height;
Pen stylo = new Pen(fen.stylo_couleur, (int)fen.epaisseur);
Font fonte = new Font(FontFamily.GenericSansSerif, 7,FontStyle.Bold);
this.ForeColor = Color.Black;
Brush brosse =new SolidBrush(fen.brosse_couleur);
Brush brosse_texte = new SolidBrush(fen.couleur_texte);
double dx = w / (projet.reseaux[nproj].xu - projet.reseaux[nproj].xl);
double dy = h / (projet.reseaux[nproj].yu - projet.reseaux[nproj].yl);
double deltax,deltay,voldeltax,voldeltay;
double cx = 0.5f * (projet.reseaux[nproj].xu + projet.reseaux[nproj].xl);
double cy = 0.5f * (projet.reseaux[nproj].yu + projet.reseaux[nproj].yl);
//MessageBox.Show(xl.ToString() + " " + yu.ToString());
PointF p1=new PointF();
PointF p2 = new PointF();
PointF p3 = new PointF();
PointF p4 = new PointF();
PointF p5 = new PointF();
PointF[] points = new PointF[4] ;
double angle=0,norme=0;
double sinx = 0, cosx = 1;
if (fen.volume_echelle < 1e-6f)
{
fen.volume_echelle = 1e-6f;
}
for (i = 0; i < projet.reseaux[nproj].links.Count; i++)
{
norme = fen.norme(projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].x, projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].x, projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].y, projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].y, fen.ecart + 0.5f * fen.epaisseur);
if ((projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].is_visible == true && projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].is_visible == true && norme > 0) && (projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].is_valid == true && projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].is_valid == true))
{
//page.DrawRectangle(stylo, 0f, 0f, 200, 200);
//MessageBox.Show(((res.nodes[i].x - res.xl) * delta).ToString() + " " + ((res.yu - res.nodes[i].y) * delta).ToString()+" "+w.ToString()+" "+h.ToString());
deltax = fen.deltax(projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].x, projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].x, projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].y, projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].y, fen.ecart+0.5f*fen.epaisseur);
deltay = fen.deltay(projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].x, projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].x, projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].y, projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].y, fen.ecart+0.5f*fen.epaisseur);
cosx = fen.deltax(projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].x, projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].x, projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].y, projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].y, 1);
sinx = fen.deltay(projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].x, projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].x, projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].y, projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].y, 1);
voldeltax = fen.deltax(projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].x, projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].x, projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].y, projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].y, fen.ecart + 0.5f * fen.epaisseur + projet.reseaux[projet.reseau_actif].links[i].volau / fen.volume_echelle);
voldeltay = fen.deltay(projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].x, projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].x, projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].y, projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].y, fen.ecart + 0.5f * fen.epaisseur + projet.reseaux[projet.reseau_actif].links[i].volau / fen.volume_echelle);
page.DrawLine(stylo, (float)(((projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].x - fen.xl) / fen.echelle) + deltay), (float)(((fen.yu - projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].y) / fen.echelle) + deltax),(float) (((projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].x - fen.xl) / fen.echelle) + deltay),(float) (((fen.yu - projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].y) / fen.echelle) + deltax));
p1.X = (float)(((projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].x - fen.xl) / fen.echelle) + deltay);
p1.Y = (float)(((fen.yu - projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].y) / fen.echelle) + deltax);
p2.X = (float)(((projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].x - fen.xl) / fen.echelle) + voldeltay);
p2.Y = (float)(((fen.yu - projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].no].y) / fen.echelle) + voldeltax);
p3.X = (float)(((projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].x - fen.xl) / fen.echelle) + voldeltay);
p3.Y = (float)(((fen.yu - projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].y) / fen.echelle) + voldeltax);
p4.X = (float)(((projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].x - fen.xl) / fen.echelle) + deltay);
p4.Y = (float)(((fen.yu - projet.reseaux[nproj].nodes[projet.reseaux[nproj].links[i].nd].y) / fen.echelle) + deltax);
System.Drawing.Drawing2D.GraphicsPath epaisseur = new System.Drawing.Drawing2D.GraphicsPath();
System.Drawing.Drawing2D.GraphicsPath texte_epaisseur = new System.Drawing.Drawing2D.GraphicsPath();
epaisseur.StartFigure();
points[0] = p1;
points[1] = p2;
points[2] = p3;
points[3] = p4;
epaisseur.AddPolygon(points);
epaisseur.CloseFigure();
//page.FillPath(brosse, epaisseur);
//page.FillPolygon(brosse, points);
//page.DrawPolygon(stylo,points);
epaisseur.Reset();
texte_epaisseur.StartFigure();
p5.X = 0.5f * (p3.X + p2.X);
p5.Y = 0.5f * (p3.Y + p2.Y);
texte_epaisseur.AddString(projet.reseaux[projet.reseau_actif].links[i].volau.ToString("0"), FontFamily.GenericSansSerif, 0, (float)fen.taille_texte, new PointF(p5.X, p5.Y), StringFormat.GenericDefault);
RectangleF encombrement = texte_epaisseur.GetBounds();
// texte_epaisseur.AddRectangle(encombrement);
//texte_epaisseur.AddPie(p5.X,p5.Y,2,2,0,360);
page.FillPolygon(brosse, points);
page.DrawPolygon(stylo, points);
if (encombrement.Width < fen.norme(p1.X, p4.X, p1.Y, p4.Y, 1) && projet.reseaux[projet.reseau_actif].links[i].volau > 0)
{
System.Drawing.Drawing2D.Matrix rotation = new System.Drawing.Drawing2D.Matrix();
if (cosx >= 0 && sinx <= 0)
{
angle = 180f * ((float)Math.Acos(cosx) / (float)Math.PI);
rotation.RotateAt((float)angle, p5);
rotation.Translate(p5.X - encombrement.X, p5.Y - encombrement.Y);
System.Drawing.Drawing2D.Matrix trans = new System.Drawing.Drawing2D.Matrix();
texte_epaisseur.Transform(rotation);
trans.Translate((float)(-0.5f * encombrement.Width * cosx),(float)( 0.5f * encombrement.Width * sinx));
//.........这里部分代码省略.........
示例5: PaintOneRange
//.........这里部分代码省略.........
break;
case ValueInterpretation.AbsoluteValue:
{
if (posErrCol != null)
{
var vPosLogical = layer.Scales[axisNumber].PhysicalVariantToNormal(posErrCol[originalRowIndex]);
vPosLogical = Calc.RMath.ClampToInterval(vPosLogical, logicalClampMinimum, logicalClampMaximum);
logicalPos.SetR(axisNumber, vPosLogical);
logicalPosValid = !logicalPos.IsNaN && vPosLogical != vMeanLogical;
}
if (negErrCol != null)
{
var vNegLogical = layer.Scales[axisNumber].PhysicalVariantToNormal(negErrCol[originalRowIndex]);
vNegLogical = Calc.RMath.ClampToInterval(vNegLogical, logicalClampMinimum, logicalClampMaximum);
logicalNeg.SetR(axisNumber, vNegLogical);
logicalNegValid = !logicalNeg.IsNaN && vNegLogical != vMeanLogical;
}
if (object.ReferenceEquals(negErrCol, posErrCol))
{
logicalNegValid = false; // then we need only to plot the positive column, since both colums are identical
}
}
break;
} // end switch
if (!(logicalPosValid || logicalNegValid))
continue; // nothing to do for this point if both pos and neg logical point are invalid.
if (logicalNegValid)
{
errorBarPath.Reset();
layer.CoordinateSystem.GetIsoline(errorBarPath, logicalMean, logicalNeg);
PointF[] shortenedPathPoints = null;
bool shortenedPathPointsCalculated = false;
if (_useSymbolGap)
{
double gap = _symbolGapOffset + _symbolGapFactor * symbolSize;
if (gap > 0)
{
errorBarPath.Flatten();
var pathPoints = errorBarPath.PathPoints;
shortenedPathPoints = GdiExtensionMethods.ShortenedBy(pathPoints, RADouble.NewAbs(gap / 2), RADouble.NewAbs(0));
shortenedPathPointsCalculated = true;
if (null == shortenedPathPoints && _forceVisibilityOfEndCap && !(strokePen.EndCap is Altaxo.Graph.Gdi.LineCaps.FlatCap))
{
var totalLineLength = GdiExtensionMethods.TotalLineLength(pathPoints);
var shortTheLineBy = Math.Max(0, totalLineLength - 0.125 * strokePen.Width);
shortenedPathPoints = GdiExtensionMethods.ShortenedBy(pathPoints, RADouble.NewAbs(shortTheLineBy), RADouble.NewAbs(0));
}
}
}
if (shortenedPathPointsCalculated)
{
if (null != shortenedPathPoints)
{
g.DrawLines(strokePen, shortenedPathPoints);
}
}
else
{
g.DrawPath(strokePen, errorBarPath);
}示例6: drawQuadTex
void drawQuadTex(Graphics g, Bitmap tex, PointF[] quad) {
System.Drawing.Drawing2D.GraphicsPath gp = new System.Drawing.Drawing2D.GraphicsPath();
gp.AddPolygon(new PointF[] { quad[0], quad[1], quad[3] });
g.SetClip(gp, System.Drawing.Drawing2D.CombineMode.Replace);
g.DrawImage(tex, new PointF[] { quad[0], quad[1], quad[3] });
gp.Reset();
gp.AddPolygon(new PointF[] { quad[2], quad[3], quad[1] });
g.SetClip(gp, System.Drawing.Drawing2D.CombineMode.Replace);
tex.RotateFlip(RotateFlipType.Rotate180FlipNone);
g.DrawImage(tex, new PointF[] { quad[2], quad[3], quad[1] });
tex.RotateFlip(RotateFlipType.Rotate180FlipNone);
gp.Dispose();
g.ResetClip();
}