public GpRectF(GpPointF location,
GpSizeF size)
{
X = location.X;
Y = location.Y;
Width = size.Width;
Height = size.Height;
}
public GpStatus AddBezier(GpPointF pt1,
GpPointF pt2,
GpPointF pt3,
GpPointF pt4)
{
return(AddBezier(pt1.X, pt1.Y, pt2.X, pt2.Y, pt3.X, pt3.Y, pt4.X,
pt4.Y));
}
IsVisible(GpPointF point,
GraphicsPlus g)
{
bool booln = false;
SetStatus(NativeMethods.GdipIsVisibleRegionPoint(nativeRegion,
point.X, point.Y,
(g == null) ? new GpGraphics() : g.nativeGraphics,
out booln));
return(booln);
}
Matrix( GpRectF rect,
GpPointF[] dstplg)
{
GpMatrix matrix;
lastResult = NativeMethods.GdipCreateMatrix3(rect,
dstplg,
out matrix);
SetNativeMatrix(matrix);
}
public LinearGradientBrush(GpPointF point1,
GpPointF point2,
Color color1,
Color color2)
{
GpLineGradient brush;
lastResult = NativeMethods.GdipCreateLineBrush(ref point1,
ref point2,
color1.ToArgb(),
color2.ToArgb(),
WrapMode.WrapModeTile,
out brush);
SetNativeBrush(brush);
}
public GpStatus DrawImage(ImagePlus image,
GpPointF[] destPoints,
float srcx,
float srcy,
float srcwidth,
float srcheight,
Unit srcUnit,
ImageAttributesPlus imageAttributes)
{
return SetStatus(NativeMethods.GdipDrawImagePointsRect(nativeGraphics,
image != null ? image.nativeImage
: null,
destPoints, destPoints.Length,
srcx, srcy,
srcwidth,
srcheight,
srcUnit,
imageAttributes != null
? imageAttributes.nativeImageAttr
: new GpImageAttributes(),
IntPtr.Zero,
IntPtr.Zero));
}
//GpStatus
//DrawString(
// string text,
// int length,
// FontPlus font,
// GpRectF layoutRect,
// StringFormatPlus stringFormat,
// BrushPlus brush
//)
//{
// return SetStatus(NativeMethods.GdipDrawString(
// nativeGraphics,
// text,
// length,
// font != null? font.nativeFont : null,
// layoutRect,
// stringFormat != null ? stringFormat.nativeFormat : null,
// brush != null? brush.nativeBrush : null
// ));
//}
//GpStatus
//DrawString(
// string text,
// int length,
// FontPlus font,
// GpPointF origin,
// BrushPlus brush
//)
//{
// GpRectF rect = new GpRectF(origin.X, origin.Y, 0.0f, 0.0f);
// return SetStatus(NativeMethods.GdipDrawString(
// nativeGraphics,
// text,
// length,
// font != null? font.nativeFont : null,
// rect,
// null,
// brush != null? brush.nativeBrush : null
// ));
//}
//GpStatus
//DrawString(
// string text,
// int length,
// FontPlus font,
// GpPointF origin,
// StringFormatPlus stringFormat,
// BrushPlus brush
//)
//{
// GpRectF rect = new GpRectF(origin.X, origin.Y, 0.0f, 0.0f);
// return SetStatus(NativeMethods.GdipDrawString(
// nativeGraphics,
// text,
// length,
// font != null? font.nativeFont : null,
// &rect,
// stringFormat != null? stringFormat.nativeFormat : null,
// brush != null? brush.nativeBrush : null
// ));
//}
//GpStatus
//MeasureString(
// string text,
// int length,
// FontPlus font,
// GpRectF layoutRect,
// StringFormatPlus stringFormat,
// out GpRectF boundingBox,
// out int codepointsFitted,
// out int linesFilled
//)
//{
// return SetStatus(NativeMethods.GdipMeasureString(
// nativeGraphics,
// text,
// length,
// font != null? font.nativeFont : null,
// layoutRect,
// stringFormat != null? stringFormat.nativeFormat : null,
// boundingBox,
// codepointsFitted,
// linesFilled
// ));
//}
//GpStatus
//MeasureString(
// string text,
// int length,
// FontPlus font,
// GpSizeF layoutRectSize,
// StringFormatPlus stringFormat,
// out GpSizeF size,
// out int codepointsFitted,
// out int linesFilled
//)
//{
// GpRectF layoutRect= new GpRectF(0, 0, layoutRectSize.Width, layoutRectSize.Height);
// GpRectF boundingBox;
// GpStatus status;
// if (size == null)
// {
// return SetStatus(InvalidParameter);
// }
// status = SetStatus(NativeMethods.GdipMeasureString(
// nativeGraphics,
// text,
// length,
// font != null? font.nativeFont : null,
// layoutRect,
// stringFormat != null? stringFormat.nativeFormat : null,
// size != null? boundingBox : null,
// codepointsFitted,
// linesFilled
// ));
// if (size != null && status == GpStatus.Ok)
// {
// size.Width = boundingBox.Width;
// size.Height = boundingBox.Height;
// }
// return status;
//}
//GpStatus
//MeasureString(
// string text,
// int length,
// FontPlus font,
// GpPointF origin,
// StringFormatPlus stringFormat,
// out GpRectF boundingBox
//)
//{
// GpRectF rect = new GpRectF(origin.X, origin.Y, 0.0f, 0.0f);
// return SetStatus(NativeMethods.GdipMeasureString(
// nativeGraphics,
// text,
// length,
// font != null? font.nativeFont : null,
// out rect,
// stringFormat != null? stringFormat.nativeFormat : null,
// boundingBox,
// null,
// null
// ));
//}
//GpStatus
//MeasureCharacterRanges(
// string text,
// int length,
// FontPlus font,
// GpRectF layoutRect,
// StringFormatPlus stringFormat,
// int regionCount,
// RegionPlus[] regions
//)
//{
// if (!regions || regionCount <= 0)
// {
// return InvalidParameter;
// }
// GpRegion[] nativeRegions = new GpRegion [regionCount];
// for (int i = 0; i < regionCount; i++)
// {
// nativeRegions[i] = regions[i].nativeRegion;
// }
// GpStatus status = SetStatus(NativeMethods.GdipMeasureCharacterRanges(
// nativeGraphics,
// text,
// length,
// font != null? font.nativeFont : null,
// layoutRect,
// stringFormat != null? stringFormat.nativeFormat : null,
// regionCount,
// nativeRegions
// ));
// return status;
//}
public GpStatus DrawImage(ImagePlus image,
GpPointF point)
{
return DrawImage(image, point.X, point.Y);
}
public GpStatus DrawCurve(PenPlus pen,
GpPointF[] points,
float tension)
{
return SetStatus(NativeMethods.GdipDrawCurve2(nativeGraphics,
pen.nativePen, points,
points.Length, tension));
}
public GpStatus DrawBezier(PenPlus pen,
GpPointF pt1,
GpPointF pt2,
GpPointF pt3,
GpPointF pt4)
{
return DrawBezier(pen,
pt1.X,
pt1.Y,
pt2.X,
pt2.Y,
pt3.X,
pt3.Y,
pt4.X,
pt4.Y);
}
public GpStatus FillPolygon(BrushPlus brush,
GpPointF[] points,
int count,
FillMode fillMode)
{
return SetStatus(NativeMethods.GdipFillPolygon(nativeGraphics,
brush.nativeBrush,
points, points.Length, fillMode));
}
GdipGetPathLastPoint(GpPath path, out GpPointF lastPoint);
GdipAddPathBeziers(GpPath path, GpPointF[] points, int count);
public bool Equals(GpPointF point)
{
return((X == point.X) && (Y == point.Y));
}
public GpPointF(GpPointF point)
{
X = point.X;
Y = point.Y;
}
public GpStatus SetCenterPoint(GpPointF point)
{
return(SetStatus(NativeMethods.GdipSetPathGradientCenterPoint(
(GpPathGradient)nativeBrush,
ref point)));
}
public GpStatus GetCenterPoint(out GpPointF point)
{
return(SetStatus(NativeMethods.GdipGetPathGradientCenterPoint(
(GpPathGradient)nativeBrush,
out point)));
}
GdipWarpPath(GpPath path, GpMatrix matrix,
GpPointF[] points, int count,
float srcx, float srcy, float srcwidth, float srcheight,
WarpMode warpMode, float flatness);
public GpStatus GetLastPoint(out GpPointF lastPoint)
{
return(SetStatus(NativeMethods.GdipGetPathLastPoint(nativePath,
out lastPoint)));
}
GdipGetPathLastPoint(GpPath path, out GpPointF lastPoint);
public bool IsOutlineVisible(GpPointF point,
PenPlus pen,
GraphicsPlus g)
{
return(IsOutlineVisible(point.X, point.Y, pen, g));
}
GdipAddPathCurve2(GpPath path, GpPointF[] points, int count,
float tension);
GdipSetPathGradientCenterPoint(
GpPathGradient brush, ref GpPointF point);
public void GetLocation(out GpPointF point)
{
point.X = X;
point.Y = Y;
}
public bool Contains(GpPointF pt)
{
return(Contains(pt.X, pt.Y));
}
GdipGetPathGradientCenterPoint(
GpPathGradient brush, out GpPointF points);
public void Inflate(GpPointF point)
{
Inflate(point.X, point.Y);
}
bool IsVisible(GpPointF point)
{
bool booln = false;
SetStatus(NativeMethods.GdipIsVisiblePathPoint(new GpPath(),
point.X,
point.Y,
nativeGraphics,
out booln));
return booln;
}
public void Offset(GpPointF point)
{
Offset(point.X, point.Y);
}
public GpStatus DrawClosedCurve(PenPlus pen,
GpPointF[] points)
{
return SetStatus(NativeMethods.GdipDrawClosedCurve(nativeGraphics,
pen.nativePen,
points, points.Length));
}
GdipFillPolygon2(GpGraphics graphics, GpBrush brush, GpPointF[] points, int count);
public GpStatus DrawCurve(PenPlus pen,
GpPointF[] points,
int offset,
int numberOfSegments,
float tension)
{
return SetStatus(NativeMethods.GdipDrawCurve3(nativeGraphics,
pen.nativePen, points,
points.Length, offset,
numberOfSegments, tension));
}
GdipFillClosedCurve(GpGraphics graphics, GpBrush brush,
GpPointF[] points, int count);
public GpStatus DrawImage(ImagePlus image,
GpPointF[] destPoints)
{
int count = destPoints.Length;
if (count != 3 && count != 4)
return SetStatus(GpStatus.InvalidParameter);
return SetStatus(NativeMethods.GdipDrawImagePoints(nativeGraphics,
image != null ? image.nativeImage
: new GpImage(),
destPoints, count));
}
GdipFillClosedCurve2(GpGraphics graphics, GpBrush brush,
GpPointF[] points, int count,
float tension, FillMode fillMode);
GdipAddPathPolygon(GpPath path, GpPointF[] points, int count);
GdipDrawBeziers(GpGraphics graphics, GpPen pen, GpPointF[] points,
int count);
GdipGetPathPoints(GpPath path, GpPointF[] points, int count);
GdipCreateMatrix3(GpRectF rect, GpPointF[] dstplg,
out GpMatrix matrix);
GdipAddPathLine2(GpPath path, GpPointF[] points, int count);
/// <summary>
/// Searches the chart to find the index of the pie slice which
/// contains point given. Search order goes in the direction opposite
/// to drawing order.
/// </summary>
/// <param name="point">
/// <c>PointF</c> point for which pie slice is searched for.
/// </param>
/// <returns>
/// Index of the corresponding pie slice, or -1 if none is found.
/// </returns>
public int FindPieSliceUnderPoint(GpPointF point)
{
// first check tops
for (int i = 0; i < m_pieSlices.Length; ++i)
{
PieSlice slice = (PieSlice)m_pieSlices[i];
if (slice.PieSliceContainsPoint(point))
return (int)m_pieSlicesMapping[i];
}
// split the backmost (at 270 degrees) pie slice
ArrayList pieSlicesList = new ArrayList(m_pieSlices);
PieSlice[] splitSlices = m_pieSlices[0].Split(270F);
if (splitSlices.Length > 1)
{
pieSlicesList[0] = splitSlices[1];
if (splitSlices[0].SweepAngle > 0F)
{
pieSlicesList.Add(splitSlices[0]);
}
}
PieSlice[] pieSlices = (PieSlice[])pieSlicesList.ToArray(typeof(PieSlice));
int indexFound = -1;
// if not found yet, then check for periferies
int incrementIndex = 0;
int decrementIndex = pieSlices.Length - 1;
while (incrementIndex <= decrementIndex)
{
PieSlice sliceLeft = pieSlices[decrementIndex];
float angle1 = 270 - sliceLeft.StartAngle;
PieSlice sliceRight = pieSlices[incrementIndex];
float angle2 = (sliceRight.EndAngle + 90) % 360;
Debug.Assert(angle2 >= 0);
if (angle2 < angle1)
{
if (sliceRight.PeripheryContainsPoint(point))
indexFound = incrementIndex;
++incrementIndex;
}
else
{
if (sliceLeft.PeripheryContainsPoint(point))
indexFound = decrementIndex;
--decrementIndex;
}
}
// check for start/stop sides, starting from the foremost
if (indexFound < 0)
{
int foremostPieIndex = GetForemostPieSlice(pieSlices);
// check for start sides from the foremost slice to the left
// side
int i = foremostPieIndex;
while (i < pieSlices.Length)
{
PieSlice sliceLeft = (PieSlice)pieSlices[i];
if (sliceLeft.StartSideContainsPoint(point))
{
indexFound = i;
break;
}
++i;
}
// if not found yet, check end sides from the foremost to the right
// side
if (indexFound < 0)
{
i = foremostPieIndex;
while (i >= 0)
{
PieSlice sliceLeft = (PieSlice)pieSlices[i];
if (sliceLeft.EndSideContainsPoint(point))
{
indexFound = i;
break;
}
--i;
}
}
}
// finally search for bottom sides
if (indexFound < 0)
{
for (int i = 0; i < m_pieSlices.Length; ++i)
{
PieSlice slice = (PieSlice)m_pieSlices[i];
if (slice.BottomSurfaceSectionContainsPoint(point))
return (int)m_pieSlicesMapping[i];
}
}
if (indexFound > -1)
{
indexFound %= (m_pieSlicesMapping.Count);
return (int)m_pieSlicesMapping[indexFound];
}
return -1;
}
GdipAddPathCurve(GpPath path, GpPointF[] points, int count);
public GpStatus DrawLine(PenPlus pen,
GpPointF pt1,
GpPointF pt2)
{
return DrawLine(pen, pt1.X, pt1.Y, pt2.X, pt2.Y);
}
GdipAddPathCurve3(GpPath path, GpPointF[] points, int count,
int offset, int numberOfSegments, float tension);
public GpStatus FillClosedCurve(BrushPlus brush,
GpPointF[] points)
{
return SetStatus(NativeMethods.GdipFillClosedCurve(nativeGraphics,
brush.nativeBrush,
points, points.Length));
}
public GpStatus AddLine(GpPointF pt1,
GpPointF pt2)
{
return(AddLine(pt1.X, pt1.Y, pt2.X, pt2.Y));
}
public GpStatus FillClosedCurve(BrushPlus brush,
GpPointF[] points,
FillMode fillMode,
float tension)
{
return SetStatus(NativeMethods.GdipFillClosedCurve2(nativeGraphics,
brush.nativeBrush,
points, points.Length,
tension, fillMode));
}
public bool IsVisible(GpPointF point,
GraphicsPlus g)
{
return(IsVisible(point.X, point.Y, g));
}
public GpStatus FillPolygon(BrushPlus brush,
GpPointF[] points)
{
return FillPolygon(brush, points, points.Length, FillMode.FillModeAlternate);
}
IsVisible(GpPointF point,
GraphicsPlus g)
{
bool booln = false;
SetStatus(NativeMethods.GdipIsVisibleRegionPoint(nativeRegion,
point.X, point.Y,
(g == null) ? new GpGraphics() : g.nativeGraphics,
out booln));
return booln;
}
GdipCreateLineBrush(ref GpPointF point1,
ref GpPointF point2,
int color1, int color2,
WrapMode wrapMode,
out GpLineGradient lineGradient);