internal static float ConvertSweepAngle(float sweepAngle, float startAngle, SpatialTransform transform, CoordinateSystem targetSystem)
{
PointF x = new PointF(100, 0);
PointF[] startVector = new PointF[] { x };
Matrix rotation = new Matrix();
rotation.Rotate(startAngle);
rotation.TransformVectors(startVector);
PointF[] sweepVector = (PointF[])startVector.Clone();
rotation.Reset();
rotation.Rotate(sweepAngle);
rotation.TransformVectors(sweepVector);
rotation.Dispose();
SizeF startVectorTransformed, sweepVectorTransformed;
if (targetSystem == Graphics.CoordinateSystem.Destination)
{
startVectorTransformed = transform.ConvertToDestination(new SizeF(startVector[0]));
sweepVectorTransformed = transform.ConvertToDestination(new SizeF(sweepVector[0]));
}
else
{
startVectorTransformed = transform.ConvertToSource(new SizeF(startVector[0]));
sweepVectorTransformed = transform.ConvertToSource(new SizeF(sweepVector[0]));
}
// simply return the angle between the start and sweep angle, in the target system.
return((int)Math.Round(Vector.SubtendedAngle(sweepVectorTransformed.ToPointF(), PointF.Empty, startVectorTransformed.ToPointF())));
}
/// <summary>
/// Demonstrates the use of XGraphics.Transform.
/// </summary>
public override void RenderPage(XGraphics gfx)
{
//gfx.Clear(this.properties.General.BackColor.Color);
base.RenderPage(gfx);
gfx.DrawLine(XPens.MediumSlateBlue, 0, 0, 150, 200);
gfx.DrawPolygon(properties.Pen1.Pen, GetPentagram(75, new PointF(150, 200)));
Matrix matrix = new Matrix();
//matrix.Scale(2f, 1.5f);
//matrix.Translate(-200, -400);
//matrix.Rotate(45);
//matrix.Translate(200, 400);
//gfx.Transform = matrix;
//gfx.TranslateTransform(50, 30);
#if true
gfx.TranslateTransform(30, 40, XMatrixOrder.Prepend);
gfx.ScaleTransform(2.0f, 2.0f, XMatrixOrder.Prepend);
gfx.RotateTransform(15, XMatrixOrder.Prepend);
#else
gfx.TranslateTransform(30, 40, XMatrixOrder.Append);
gfx.ScaleTransform(2.0f, 2.0f, XMatrixOrder.Append);
gfx.RotateTransform(15, XMatrixOrder.Append);
#endif
bool id = matrix.IsIdentity;
matrix.Scale(2.0f, 2.0f, MatrixOrder.Prepend);
//matrix.Translate(30, -50);
matrix.Rotate(15, MatrixOrder.Prepend);
//Matrix mtx = gfx.Transform.ToGdiMatrix();
//gfx.Transform = matrix;
gfx.DrawLine(XPens.MediumSlateBlue, 0, 0, 150, 200);
gfx.DrawPolygon(properties.Pen2.Pen, GetPentagram(75, new PointF(150, 200)));
}
/// <summary>
/// Applies matrix transformation to graphics
/// </summary>
private static void TransformCoordinates()
{
using (var bitmap = new Bitmap(600, 300, PixelFormat.Format24bppRgb, RgbColor.White))
using (var graphics = bitmap.GetAdvancedGraphics())
{
// Move coordinate system
var matrix1 = new System.Drawing.Drawing2D.Matrix();
matrix1.Translate(bitmap.Width / 2, bitmap.Height / 2);
graphics.Transform = matrix1;
DrawEllipseAndText(graphics, 30);
// Move, shear and rotate coordinate system
var matrix2 = new System.Drawing.Drawing2D.Matrix();
matrix2.Translate(bitmap.Width / 2, bitmap.Height / 2);
matrix2.Shear(0.5f, 0.1f);
matrix2.Rotate(30f);
graphics.Transform = matrix2;
DrawEllipseAndText(graphics, 255);
bitmap.Save("../../../../_Output/TransformCoordinates.png");
}
}
private void Form1_Paint(object sender, PaintEventArgs e)
{
using (Graphics g = e.Graphics)
{
// Создаем траекторию
GraphicsPath path = new GraphicsPath();
Rectangle rect = new Rectangle(20, 20, 150, 150);
path.AddRectangle(rect);
// Создаем градиентную кисть
PathGradientBrush pgBrush =
new PathGradientBrush(path.PathPoints);
// Уснинавливаем цвета кисти
pgBrush.CenterColor = Color.Red;
pgBrush.SurroundColors = new Color[] { Color.Blue };
// Создаем объект Matrix
Matrix X = new Matrix();
// Translate
X.Translate(30.0f, 10.0f, MatrixOrder.Append);
// Rotate
X.Rotate(10.0f, MatrixOrder.Append);
// Scale
X.Scale(1.2f, 1.0f, MatrixOrder.Append);
// Shear
X.Shear(.2f, 0.03f, MatrixOrder.Prepend);
// Применяем преобразование к траектории и кисти
path.Transform(X);
pgBrush.Transform = X;
// Выполняем визуализацию
g.FillPath(pgBrush, path);
}
}
public static Bitmap RotateImage(Bitmap image, float angle)
{
int w = image.Width;
int h = image.Height;
Bitmap tempImg = new Bitmap(w, h);
Graphics g = Graphics.FromImage(tempImg);
g.Clear(Color.Transparent);
g.DrawImageUnscaled(image, 0, 0);
g.Dispose();
GraphicsPath path = new GraphicsPath();
path.AddRectangle(new RectangleF(0f, 0f, w, h));
System.Drawing.Drawing2D.Matrix mtrx = new System.Drawing.Drawing2D.Matrix();
mtrx.Rotate(angle);
RectangleF rct = path.GetBounds(mtrx);
Bitmap newImg = new Bitmap((int)rct.Width, (int)rct.Height);
g = Graphics.FromImage(newImg);
g.Clear(Color.Transparent);
g.TranslateTransform(-rct.X, -rct.Y);
g.RotateTransform(angle);
g.InterpolationMode = InterpolationMode.HighQualityBilinear;
g.DrawImageUnscaled(tempImg, 0, 0);
g.Dispose();
tempImg.Dispose();
return(newImg);
}
/// <summary>
/// Returned points 1-4 are the left track, points 5-8 are the right track, 9-16 are the turret
/// They should be drawn individually
/// </summary>
public static PointF[] TankPolygonPoints(int offsetX, int offsetY, float rotDegrees, float size)
{
var points = new PointF[16] {
// Left track
new PointF(-1, -1),
new PointF(-1, 1),
new PointF(-0.5f, 1),
new PointF(-0.5f, -1),
// Right track
new PointF(0.5f, -1),
new PointF(1, -1),
new PointF(1, 1),
new PointF(0.5f, 1),
// Turret
new PointF(-0.5f, -0.5f),
new PointF(0.5f, -0.5f),
new PointF(-0.5f, 0.5f),
new PointF(-0.25f, 0.5f),
new PointF(-0.25f, 1.75f),
new PointF(0.25f, 1.75f),
new PointF(0.25f, 0.5f),
new PointF(0.5f, 0.5f)
};
var matrix = new Matrix();
matrix.Rotate(rotDegrees, MatrixOrder.Append);
matrix.Translate(offsetX, offsetY, MatrixOrder.Append);
matrix.Scale(size, size);
matrix.TransformPoints(points);
return points;
}
public Bitmap RotateImg(Bitmap bmp, float angle)
{
var bkColor = Color.White;
int w = bmp.Width;
int h = bmp.Height;
PixelFormat pf;
pf = bkColor == Color.Transparent ? PixelFormat.Format32bppArgb : bmp.PixelFormat;
Bitmap tempImg = new Bitmap(w, h, pf);
Graphics g = Graphics.FromImage(tempImg);
g.Clear(bkColor);
g.DrawImageUnscaled(bmp, 1, 1);
g.Dispose();
GraphicsPath path = new GraphicsPath();
path.AddRectangle(new RectangleF(0f, 0f, w, h));
Matrix mtrx = new Matrix();
//Using System.Drawing.Drawing2D.Matrix class
mtrx.Rotate(angle);
RectangleF rct = path.GetBounds(mtrx);
Bitmap newImg = new Bitmap(Convert.ToInt32(rct.Width), Convert.ToInt32(rct.Height), pf);
g = Graphics.FromImage(newImg);
g.Clear(bkColor);
g.TranslateTransform(-rct.X, -rct.Y);
g.RotateTransform(angle);
g.InterpolationMode = InterpolationMode.HighQualityBilinear;
g.DrawImageUnscaled(tempImg, 0, 0);
g.Dispose();
tempImg.Dispose();
return newImg;
}
public static Bitmap KiRotate(Bitmap bmp, float angle, Color bkColor)
{
PixelFormat pf;
int w = bmp.Width + 2;
int h = bmp.Height + 2;
if (bkColor == Color.Transparent)
{
pf = PixelFormat.Format32bppArgb;
}
else
{
pf = bmp.PixelFormat;
}
Bitmap tmp = new Bitmap(w, h, pf);
Graphics g = Graphics.FromImage(tmp);
g.Clear(bkColor);
g.DrawImageUnscaled(bmp, 1, 1);
g.Dispose();
GraphicsPath path = new GraphicsPath();
path.AddRectangle(new RectangleF(0f, 0f, (float)w, (float)h));
Matrix mtrx = new Matrix();
mtrx.Rotate(angle);
RectangleF rct = path.GetBounds(mtrx);
Bitmap dst = new Bitmap((int)rct.Width, (int)rct.Height, pf);
g = Graphics.FromImage(dst);
g.Clear(bkColor);
g.TranslateTransform(-rct.X, -rct.Y);
g.RotateTransform(angle);
g.InterpolationMode = InterpolationMode.HighQualityBilinear;
g.DrawImageUnscaled(tmp, 0, 0);
g.Dispose();
tmp.Dispose();
return dst;
}
protected override void OnPaint(PaintEventArgs e)
{
if (backBuffer == null)
backBuffer = new Bitmap(this.ClientSize.Width, this.ClientSize.Height);
Graphics g = doubleBuffering ? Graphics.FromImage(backBuffer) : e.Graphics;
g.SmoothingMode = smoothing ? SmoothingMode.AntiAlias : SmoothingMode.Default;
g.Clear(SystemColors.Control);
Matrix mx = new Matrix();
mx.Rotate(angle);
mx.Translate(this.ClientSize.Width / 2, this.ClientSize.Height / 2, MatrixOrder.Append);
g.Transform = mx;
g.FillRectangle(Brushes.Red, -100, -100, 200, 200);
mx = new Matrix();
mx.Rotate(-angle);
mx.Translate(this.ClientSize.Width / 2, this.ClientSize.Height / 2, MatrixOrder.Append);
g.Transform = mx;
g.FillRectangle(Brushes.Green, -75, -75, 150, 150);
mx = new Matrix();
mx.Rotate(angle * 2);
mx.Translate(this.ClientSize.Width / 2, this.ClientSize.Height / 2, MatrixOrder.Append);
g.Transform = mx;
g.FillRectangle(Brushes.Blue, -50, -50, 100, 100);
if (doubleBuffering)
{
g.Dispose();
e.Graphics.DrawImageUnscaled(backBuffer, 0, 0);
}
}
public Color[,] rotate(Color[,] Org_Buffer, int angle)
{
flag_rotate_shear = true;
Matrix M = new Matrix();
M.Rotate(angle);
return Transform(Org_Buffer, M);
}
static public Matrix GetMatrix (int index)
{
// not defined (-1) or first (0)
if (index <= 0)
return null;
Matrix m = new Matrix ();
switch (index) {
case 1:
// empty
break;
case 2:
m.Rotate (15);
break;
case 3:
m.RotateAt (45, new PointF (100, 100));
break;
case 4:
m.Scale (1.5f, 0.5f);
break;
case 5:
m.Shear (2.0f, 2.0f);
break;
case 6:
m.Translate (50, 50);
break;
}
return m;
}
public static void Run()
{
// ExStart:CalculateCenterOfSubShapes
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Shapes();
// Load Visio diagram
Diagram diagram = new Diagram(dataDir + "Drawing1.vsdx");
// Get a group shape by ID and page index is 0
Shape shape = diagram.Pages[0].Shapes.GetShape(795);
// Get a sub-shape of the group shape by id
Shape subShape = shape.Shapes.GetShape(794);
Matrix m = new Matrix();
// Apply the translation vector
m.Translate(-(float)subShape.XForm.LocPinX.Value, -(float)subShape.XForm.LocPinY.Value);
// Set the elements of that matrix to a rotation
m.Rotate((float)subShape.XForm.Angle.Value);
// Apply the translation vector
m.Translate((float)subShape.XForm.PinX.Value, (float)subShape.XForm.PinY.Value);
// Get pinx and piny
double pinx = m.OffsetX;
double piny = m.OffsetY;
// Calculate the sub-shape pinx and piny
double resultx = shape.XForm.PinX.Value - shape.XForm.LocPinX.Value - pinx;
double resulty = shape.XForm.PinY.Value - shape.XForm.LocPinY.Value - piny;
// ExEnd:CalculateCenterOfSubShapes
}
internal void Draw(Graphics g)
{
GraphicsPath p = DrawDynamic();
if (p == null)
{
DrawStatic(g);
return;
}
System.Drawing.Drawing2D.Matrix m = new System.Drawing.Drawing2D.Matrix();
m.Scale(OwningScene.DrawingScale, OwningScene.DrawingScale);
m.Rotate(Body.Rotation);
m.Translate(Body.Position.X, Body.Position.Y);
p.Transform(m);
if (Mode == DrawMode.Draw)
{
g.DrawPath(new Pen(DrawColor), p);
}
else
{
g.FillPath(new SolidBrush(DrawColor), p);
}
}
public override void Draw(CGRect rect)
{
Graphics g = Graphics.FromCurrentContext ();
int offset = 20;
// Scale:
var m = new Matrix(1, 2, 3, 4, 0, 1);
g.DrawString ("Original Matrix:", Font, Brushes.Black, 10, 10);
DrawMatrix (m, g, 10, 10 + offset);
g.DrawString ("Scale - Prepend:", Font, Brushes.Black, 10, 10 + 2 * offset);
m.Scale (1, 0.5f, MatrixOrder.Prepend);
DrawMatrix (m, g, 10, 10 + 3 * offset);
g.DrawString ("Scale - Append:", Font, Brushes.Black, 10, 10 + 4 * offset);
m = new Matrix (1, 2, 3, 4, 0, 1);
m.Scale (1, 0.5f, MatrixOrder.Append);
DrawMatrix (m, g, 10, 10 + 5 * offset);
// Translation:
m = new Matrix (1, 2, 3, 4, 0, 1);
g.DrawString ("Translation - Prepend:", Font, Brushes.Black, 10, 10 + 6 * offset);
m.Translate (1, 0.5f, MatrixOrder.Prepend);
DrawMatrix (m, g, 10, 10 + 7 * offset);
g.DrawString ("Translation - Append:", Font, Brushes.Black, 10, 10 + 8 * offset);
// Reset m to the original matrix:
m = new Matrix(1, 2, 3, 4, 0, 1);
m.Translate (1, 0.5f, MatrixOrder.Append);
DrawMatrix (m, g, 10, 10 + 9 * offset);
m = new Matrix (1, 2, 3, 4, 0, 1);
g.DrawString ("Rotation - Prepend:", Font, Brushes.Black, 10, 10 + 10 * offset);
m.Rotate (45, MatrixOrder.Prepend);
DrawMatrix (m, g, 10, 10 + 11 * offset);
g.DrawString ("Rotation - Append:", Font, Brushes.Black, 10, 10 + 12 * offset);
// Reset m to the original matrix:
m = new Matrix (1, 2, 3, 4, 0, 1);
m.Rotate (45, MatrixOrder.Append);
DrawMatrix (m, g, 10, 10 + 13 * offset);
// Rotation at (x = 1, y = 2):
m = new Matrix (1, 2, 3, 4, 0, 1);
g.DrawString ("Rotation At - Prepend:", Font, Brushes.Black, 10, 10 + 14 * offset);
m.RotateAt (45, new Point (1, 2), MatrixOrder.Prepend);
DrawMatrix (m, g, 10, 10 + 15 * offset);
g.DrawString ("Rotation At - Append:", Font, Brushes.Black, 10, 10 + 16 * offset);
m = new Matrix (1, 2, 3, 4, 0, 1);
m.RotateAt (45, new Point (1, 2), MatrixOrder.Append);
DrawMatrix(m, g, 10, 10 + 17 * offset);
// Shear:
m = new Matrix (1, 2, 3, 4, 0, 1);
g.DrawString ("Shear - Prepend:", Font, Brushes.Black, 10, 10 + 18 * offset);
m.Shear (1, 2, MatrixOrder.Prepend);
DrawMatrix (m, g, 10, 10 + 19 * offset);
g.DrawString ("Shear - Append:", Font, Brushes.Black, 10, 10 + 20 * offset);
// Reset m to the original matrix:
m = new Matrix (1, 2, 3, 4, 0, 1);
m.Shear (1, 2, MatrixOrder.Append);
DrawMatrix (m, g, 10, 10 + 21 * offset);
}
private void Form2_Paint(object sender, PaintEventArgs e)
{
//패스 그래디언트
Point[] pts = { new Point(100, 0), new Point(0, 100), new Point(200, 100) };
PathGradientBrush B = new PathGradientBrush(pts, WrapMode.Tile);
e.Graphics.FillRectangle(B, ClientRectangle);
//패스 그래디언트 끝
//패스변형
GraphicsPath Path = new GraphicsPath();
Path.AddString("한글", new FontFamily("궁서"), 0, 100, new Point(10, 30), new StringFormat());
//확장 후 외곽선 그리기
Path.Widen(new Pen(Color.Black, 3));
e.Graphics.DrawPath(Pens.Black, Path);
//확장 후 채우기
Path.Widen(new Pen(Color.Blue, 3));
e.Graphics.DrawPath(Pens.Black, Path);
//곡선 펴기
Path.Flatten(new Matrix(), 12f);
e.Graphics.DrawPath(Pens.Black, Path);
//회전
Matrix M = new Matrix();
M.Rotate(-10);
Path.Transform(M);
e.Graphics.FillPath(Brushes.Blue, Path);
//휘기
RectangleF R = Path.GetBounds();
PointF[] arPoint = new PointF[4];
arPoint[0] = new PointF(R.Left, R.Top + 30);
arPoint[1] = new PointF(R.Right, R.Top - 10);
arPoint[2] = new PointF(R.Left + 10, R.Bottom - 10);
arPoint[3] = new PointF(R.Right + 30, R.Bottom + 30);
Path.Warp(arPoint, R);
e.Graphics.FillPath(Brushes.Blue, Path);
//클리핑
//graphicspath path= new graphicspath();
//path.fillmode = fillmode.winding;
//path.addellipse(50, 10, 100, 80);
//path.addellipse(20, 45, 160, 120);
//e.graphics.fillpath(brushes.white, path);
//e.graphics.setclip(path);
//for (int y = 0; y < bottom; y+= 20)
//{
// string str = "눈사람의 모양의클리핑 영역에 글자를 쓴것입니다";
// e.graphics.drawstring(str, font, brushes.blue, 0, y);
//}
//클리핑 끝
}
public void full_transform(float ScX, float ScY, float ShX, float ShY, float RoAngle)
{
Matrix transform_matrix = new Matrix();
transform_matrix.Scale(ScX, ScY, MatrixOrder.Append);
transform_matrix.Shear(ShX, ShY, MatrixOrder.Append);
transform_matrix.Rotate(RoAngle, MatrixOrder.Append);
Transform(transform_matrix);
}
/// <summary>
/// Draws the GameObject
/// </summary>
/// <param name="draw">Graphics to use for drawing</param>
public void Draw(Graphics draw)
{
Matrix rotate = new Matrix();
rotate.Rotate(m_rotation);
Matrix oldTransform = draw.Transform;
draw.Transform = rotate;
PreformDraw(draw);
draw.Transform = oldTransform;
}
public Bitmap RotateBitmap(Bitmap bm, float angle)
{
// Make a Matrix to represent rotation
// by this angle.
Matrix rotate_at_origin = new Matrix();
rotate_at_origin.Rotate(angle);
// Rotate the image's corners to see how big
// it will be after rotation.
PointF[] points =
{
new PointF(0, 0),
new PointF(bm.Width, 0),
new PointF(bm.Width, bm.Height),
new PointF(0, bm.Height),
};
rotate_at_origin.TransformPoints(points);
float xmin, xmax, ymin, ymax;
GetPointBounds(points, out xmin, out xmax,
out ymin, out ymax);
// Make a bitmap to hold the rotated result.
int wid = (int)Math.Round(xmax - xmin);
int hgt = (int)Math.Round(ymax - ymin);
Bitmap result = new Bitmap(wid, hgt);
// Create the real rotation transformation.
Matrix rotate_at_center = new Matrix();
rotate_at_center.RotateAt(angle,
new PointF(0, 0));
// Draw the image onto the new bitmap rotated.
using (Graphics gr = Graphics.FromImage(result))
{
// Use smooth image interpolation.
gr.InterpolationMode = InterpolationMode.HighQualityBilinear;
// Clear with the color in the image's upper left corner.
gr.Clear(bm.GetPixel(0, 0));
gr.Clear(Color.White);
// Set up the transformation to rotate.
gr.Transform = rotate_at_center;
// Draw the image centered on the bitmap.
int x = 0;
int y = 0;
gr.DrawImage(bm, x, y);
}
// Return the result bitmap.
return result;
}
/// <summary>
/// This method is called by the owner brick when the brick has rotated to allow
/// the attached rulers to follow the brick.
/// </summary>
public void brickRotateNotification()
{
// compute the rotation matrix
Matrix matrix = new Matrix();
matrix.Rotate(mOwnerBrick.Orientation);
// rotate all the anchor offset
foreach (Anchor anchor in mAnchors)
anchor.rotate(matrix);
// then call the move notification
brickMoveNotification();
}
void Parent_PCBIFormGraphicPaneDrawing(Graphics g, int ClientWidth, int ClientHeight)
{
if (!parent.JobIsLoaded)
{
return;
}
int pcbCount = 0;
IStep PanelStep = parent.GetCurrentStep();
if (PanelStep == null)
{
return;
}
RectangleF PanelSize = PanelStep.GetBounds();
if (PanelSize == RectangleF.Empty)
{
return;
}
DrawSingleBoard(g, PanelSize, new PointD(0, 0), pcbCount, PanelStep.Name, "0");
pcbCount++;
List <IStep.StepAndRepeatClass> srList = PanelStep.GetChildStepClasses();
foreach (IStep.StepAndRepeatClass sr in srList)
{
IStep step = parent.GetStep(sr.NAME);
System.Drawing.Drawing2D.Matrix matrix = new System.Drawing.Drawing2D.Matrix();
matrix.Rotate(-(float)sr.ANGLE, System.Drawing.Drawing2D.MatrixOrder.Append);
matrix.Translate((float)sr.X, (float)sr.Y, System.Drawing.Drawing2D.MatrixOrder.Append);
RectangleF BoardSize = IMath.RectangleTransformWithMatrix(step.GetBoundsD(), matrix).ToRectangleF();
PointD originOfBoard = new PointD(sr.X, sr.Y);
IMath.TransformPoint(matrix, originOfBoard);
DrawSingleBoard(g, BoardSize, originOfBoard, pcbCount, sr.NAME, sr.ANGLE.ToString("N2"));
if (sr.NX > 1 || sr.NY > 1)
{
for (int iy = 0; iy < sr.NY; iy++)
{
for (int ix = 0; ix < sr.NX; ix++)
{
System.Drawing.Drawing2D.Matrix matrixsr = matrix.Clone();
double offsetX = sr.DX * ix;
double offsetY = sr.DY * iy;
matrixsr.Translate((float)offsetX, (float)offsetY, System.Drawing.Drawing2D.MatrixOrder.Append);
BoardSize = IMath.RectangleTransformWithMatrix(step.GetBoundsD(), matrixsr).ToRectangleF();
originOfBoard = new PointD(sr.X + offsetX, sr.Y + offsetY);
DrawSingleBoard(g, BoardSize, originOfBoard, pcbCount, sr.NAME, sr.ANGLE.ToString("N2"));
pcbCount++;
}
}
}
pcbCount++;
}
}
/// <summary>
/// Demonstrates the use of XGraphics.Transform.
/// </summary>
public override void RenderPage(XGraphics gfx)
{
base.RenderPage(gfx);
//XGraphicsState state = gfx.Save();
gfx.Save();
gfx.IntersectClip(new XRect(20, 20, 300, 500));
gfx.DrawRectangle(XBrushes.Yellow, 0, 0, gfx.PageSize.Width, gfx.PageSize.Height);
gfx.Restore();
gfx.Save();
gfx.IntersectClip(new XRect(100, 200, 300, 500));
gfx.DrawRectangle(XBrushes.LightBlue, 0, 0, gfx.PageSize.Width, gfx.PageSize.Height);
gfx.DrawLine(XPens.MediumSlateBlue, 0, 0, 150, 200);
gfx.DrawPolygon(properties.Pen1.Pen, GetPentagram(75, new PointF(150, 200)));
Matrix matrix = new Matrix();
//matrix.Scale(2f, 1.5f);
//matrix.Translate(-200, -400);
//matrix.Rotate(45);
//matrix.Translate(200, 400);
//gfx.Transform = matrix;
//gfx.TranslateTransform(50, 30);
#if true
gfx.TranslateTransform(30, 40, XMatrixOrder.Prepend);
gfx.ScaleTransform(2.0f, 2.0f, XMatrixOrder.Prepend);
gfx.RotateTransform(15, XMatrixOrder.Prepend);
#else
gfx.TranslateTransform(30, 40, XMatrixOrder.Append);
gfx.ScaleTransform(2.0f, 2.0f, XMatrixOrder.Append);
gfx.RotateTransform(15, XMatrixOrder.Append);
#endif
bool id = matrix.IsIdentity;
matrix.Scale(2.0f, 2.0f, MatrixOrder.Prepend);
//matrix.Translate(30, -50);
matrix.Rotate(15, MatrixOrder.Prepend);
//Matrix mtx = gfx.Transform.ToGdiMatrix();
//gfx.Transform = matrix;
gfx.DrawLine(XPens.MediumSlateBlue, 0, 0, 150, 200);
gfx.DrawPolygon(properties.Pen2.Pen, GetPentagram(75, new PointF(150, 200)));
gfx.Restore();
gfx.DrawLine(XPens.Red, 0, 0, 1000, 1000);
gfx.DrawPolygon(XPens.SandyBrown, GetPentagram(75, new PointF(150, 200)));
}
public void Draw()
{
/*System.Drawing.Drawing2D.Matrix transform = System.Drawing.Drawing2D.Matrix.CreateTranslation(new Vector3(-pivot, 0.0f)) *
* System.Drawing.Drawing2D.Matrix.CreateRotationZ(angle) *
* System.Drawing.Drawing2D.Matrix.CreateTranslation(new Vector3(position, 0.0f));*/
DrawingMatrix = new System.Drawing.Drawing2D.Matrix();
Visual.X = (int)Position.X;
Visual.Y = (int)Position.Y;
DrawingMatrix.Rotate((float)Rotation, MatrixOrder.Append);
Whiteboard.Transform = DrawingMatrix;
Whiteboard.DrawRectangle(Color, Visual);
}
public override void redo()
{
// get the rotation angle according to the rotation direction
float rotationAngle = mRotateCW ? -mRotationStep : mRotationStep;
// rotate all the objects
Matrix rotation = new Matrix();
rotation.Rotate(rotationAngle);
foreach (Layer.LayerItem item in mItems)
rotate(item, rotation, rotationAngle, true);
// update the bounding rectangle (because the text is not square)
mLayer.updateBoundingSelectionRectangle();
}
public override void undo()
{
// get the rotation angle according to the rotation direction
float rotationAngle = mRotateCW ? mRotationStep : -mRotationStep;
// rotate all the objects
Matrix rotation = new Matrix();
rotation.Rotate(rotationAngle);
foreach (Layer.LayerItem item in mItems)
rotate(item, rotation, rotationAngle, (item as LayerRuler.RulerItem).IsNotAttached);
// update the bounding rectangle (because the ruler is not square)
mLayer.updateBoundingSelectionRectangle();
}
public static void FileImposition(float width, float height,
Stream exitStream, int numberDocOfPages, bool rotateSeconds, params Stream[] fileStreams)
{
Point currentPoint = null;
var baseFont = BaseFont.CreateFont(BaseFont.HELVETICA, BaseFont.CP1252, BaseFont.NOT_EMBEDDED);
//http://forums.asp.net/t/1692347.aspx/1
using (var document = new Document(new Rectangle(width, height)))
{
var writer = PdfWriter.GetInstance(document, exitStream);
{
document.Open();
var content = writer.DirectContent;
document.NewPage();
var fileCount = 1;
foreach (var fileStream in fileStreams)
{
var reader = new PdfReader(fileStream);
var numberOfPages = reader.NumberOfPages;
var isSecond = (fileCount % 2 == 0);
if (numberOfPages > 0)
{
var page = writer.GetImportedPage(reader, 1);
var pageRect = reader.GetPageSizeWithRotation(1);
var matrix = new Matrix();
if (currentPoint == null)
{
currentPoint = new Point(0, pageRect.Height);
}
matrix.Translate(currentPoint.X, currentPoint.Y);
matrix.Rotate(-90);
currentPoint.Y += pageRect.Height;
content.AddTemplate(page, matrix);
content.BeginText();
content.SetFontAndSize(baseFont, 100);
content.ShowTextAligned(PdfContentByte.ALIGN_CENTER, "Data", currentPoint.X, currentPoint.Y,0);
content.EndText();
currentPoint.Y += 100;
}
fileCount++;
}
}
}
}
private static void DrawPointMass(IPointMass pointMass, Pen pen, Brush brush, Graphics g)
{
var triangle = new[] { new PointF(1, 0), new PointF(-0.7f, 0.7f), new PointF(-0.7f, -0.7f) };
using (var m = new Matrix())
{
m.Translate(pointMass.Position.X, pointMass.Position.Y);
m.Rotate((float)(Math.Atan2(pointMass.Velocity.Y, pointMass.Velocity.X) * 180 / Math.PI));
m.Scale(pointMass.Radius*0.9f, pointMass.Radius*0.9f);
m.TransformPoints(triangle);
}
g.FillPolygon(brush, triangle);
g.DrawCircle(pen, pointMass.Position, pointMass.Radius);
}
private SizeF ConvertSize(SizeF size, float angle)
{
System.Drawing.Drawing2D.Matrix matrix = new System.Drawing.Drawing2D.Matrix();
matrix.Rotate(angle);
// 旋转矩形四个顶点
PointF[] pts = new PointF[4];
pts[0].X = -size.Width / 2f;
pts[0].Y = -size.Height / 2f;
pts[1].X = -size.Width / 2f;
pts[1].Y = size.Height / 2f;
pts[2].X = size.Width / 2f;
pts[2].Y = size.Height / 2f;
pts[3].X = size.Width / 2f;
pts[3].Y = -size.Height / 2f;
matrix.TransformPoints(pts);
// 求取四个顶点的包围盒
float left = float.MaxValue;
float right = float.MinValue;
float top = float.MaxValue;
float bottom = float.MinValue;
foreach (PointF pt in pts)
{
// 求取并集
if (pt.X < left)
{
left = pt.X;
}
if (pt.X > right)
{
right = pt.X;
}
if (pt.Y < top)
{
top = pt.Y;
}
if (pt.Y > bottom)
{
bottom = pt.Y;
}
}
SizeF result = new SizeF(right - left, bottom - top);
return(result);
}
public override void DrawEffectImage(Bitmap current, Bitmap next, EffectingPanel effecingPanel)
{
Bitmap doubleBufferingBitmap = null; // ダブルバッファリング用画面
Graphics bg = null; // ダブルバッファリング用画面描画用Graphics
SolidBrush solidBrush = null;
Rectangle rectangle;
Matrix matrix = null;
try
{
int deltaDegree = 10;
doubleBufferingBitmap = new Bitmap(current);
bg = Graphics.FromImage(doubleBufferingBitmap);
solidBrush = new SolidBrush(System.Drawing.Color.Black);
rectangle = new Rectangle(0, 0, current.Width, current.Height);
matrix = new Matrix();
ResetInterval();
for (int angle = 0; angle <= 360; angle += deltaDegree)
{
bg.ResetTransform(); // リセット座標変換
bg.FillRectangle(solidBrush, rectangle);
matrix.Reset();
matrix.Translate(doubleBufferingBitmap.Width / 2, doubleBufferingBitmap.Height / 2, MatrixOrder.Append); // 原点移動
matrix.Rotate((float)angle);
bg.Transform = matrix; // 座標設定
bg.DrawImage(current, -doubleBufferingBitmap.Width / 2, -doubleBufferingBitmap.Height / 2); // 画像の中心が(0, 0)になるように描画
effecingPanel.pictureBox.Image = doubleBufferingBitmap;
effecingPanel.pictureBox.Refresh();
Thread.Sleep(20);
DoEventAtIntervals();
}
matrix.Dispose();
bg.Dispose();
doubleBufferingBitmap.Dispose();
}
catch(SystemException ex)
{
Console.WriteLine(ex.Message);
}
}
protected override void OnPaint(PaintEventArgs e)
{
if (_backBuffer == null)
{
_backBuffer = new Bitmap(this.ClientSize.Width, this.ClientSize.Height);
}
Graphics g = null;
if (_doBuffer)
g = Graphics.FromImage(_backBuffer);
else
g = e.Graphics;
g.Clear(Color.White);
g.SmoothingMode = SmoothingMode.AntiAlias;
Matrix mx = new Matrix();
mx.Rotate(_angle, MatrixOrder.Append);
mx.Translate(this.ClientSize.Width / 2, this.ClientSize.Height / 2, MatrixOrder.Append);
g.Transform = mx;
g.FillRectangle(Brushes.Red, -100, -100, 200, 200);
mx = new Matrix();
mx.Rotate(-_angle, MatrixOrder.Append);
mx.Translate(this.ClientSize.Width / 2, this.ClientSize.Height / 2, MatrixOrder.Append);
g.Transform = mx;
g.FillRectangle(Brushes.Green, -75, -75, 149, 149);
mx = new Matrix();
mx.Rotate(_angle * 2, MatrixOrder.Append);
mx.Translate(this.ClientSize.Width / 2, this.ClientSize.Height / 2, MatrixOrder.Append);
g.Transform = mx;
g.FillRectangle(Brushes.Blue, -50, -50, 100, 100);
if (_doBuffer)
{
g.Dispose();
//Copy the back buffer to the screen
e.Graphics.DrawImageUnscaled(_backBuffer, 0, 0);
}
//base.OnPaint (e); //optional but not recommended
}
private void drawAnt(Ant ant, Graphics g)
{
int x, y;
toScreenCoords(ant.x, ant.y, out x, out y);
SolidBrush brush = new SolidBrush(new Color[] { Color.DarkRed, Color.Black }[ant.color]);
Matrix m = new Matrix();
m.Translate(x + CELL_SIZE / 2, y + CELL_SIZE / 2);
m.Rotate(60 * ant.direction);
g.Transform = m;
g.FillEllipse(brush,
-5, -3, 10, 6);
if (ant.hasFood)
{
Pen pen = new Pen(Color.Yellow);
g.DrawRectangle(pen, 2, -1, 2, 2);
}
g.ResetTransform();
}
//http://www.tinaja.com/glib/bezcirc2.pdf
private CircularBezier(PointD start, PointD center, PointD end)
{
double Θ = new VectorD(center, start).GetAngleWith(new VectorD(center, end));
double φ = Θ/2;
double x0 = Math.Cos(φ);
double y0 = Math.Sin(φ);
double x3 = x0;
double y3 = -y0;
double x1 = (4 - x0)/3;
double y1 = ((1 - x0)*(3 - x0))/(3*y0);
double x2 = x1;
double y2 = -y1;
var points = new PointF[] {new PointD(x0, y3), new PointD(x1, y2), new PointD(x2, y1), new PointD(x3, y0)};
var matrix = new Matrix();
matrix.Rotate(
Convert.ToSingle(Geometrics.RadianToDegree(Math.Atan2(start.Y - center.Y, start.X - center.X) + φ)) +
360);
matrix.Scale(Convert.ToSingle(new LineD(start, center).Length),
Convert.ToSingle(new LineD(start, center).Length));
matrix.TransformPoints(points);
matrix = new Matrix();
matrix.Translate(Convert.ToSingle(center.X), Convert.ToSingle(center.Y));
matrix.TransformPoints(points);
p0 = points[0];
p1 = points[1];
p2 = points[2];
p3 = points[3];
p0f = points[0];
p1f = points[1];
p2f = points[2];
p3f = points[3];
this.center = center;
Length = getlength();
}
/// <summary>
/// Converts the size.
/// </summary>
/// <param name="size">The size.</param>
/// <param name="angle">The angle.</param>
/// <returns>SizeF.</returns>
public static SizeF ConvertSize(SizeF size, float angle)
{
System.Drawing.Drawing2D.Matrix matrix = new System.Drawing.Drawing2D.Matrix();
matrix.Rotate(angle);
PointF[] array = new PointF[4];
array[0].X = (0f - size.Width) / 2f;
array[0].Y = (0f - size.Height) / 2f;
array[1].X = (0f - size.Width) / 2f;
array[1].Y = size.Height / 2f;
array[2].X = size.Width / 2f;
array[2].Y = size.Height / 2f;
array[3].X = size.Width / 2f;
array[3].Y = (0f - size.Height) / 2f;
matrix.TransformPoints(array);
float num = float.MaxValue;
float num2 = float.MinValue;
float num3 = float.MaxValue;
float num4 = float.MinValue;
PointF[] array2 = array;
for (int i = 0; i < array2.Length; i++)
{
PointF pointF = array2[i];
if (pointF.X < num)
{
num = pointF.X;
}
if (pointF.X > num2)
{
num2 = pointF.X;
}
if (pointF.Y < num3)
{
num3 = pointF.Y;
}
if (pointF.Y > num4)
{
num4 = pointF.Y;
}
}
return(new SizeF(num2 - num, num4 - num3));
}
/// <summary>
/// If the any of the would to cameraSpace variables are updated will recalculate the cameraTransform
/// </summary>
private void updateCameraTransform()
{
if (cameraTransformChanged)
{
//Reseting camera Transform
cameraTransform.Reset();
//Translation to origin
cameraTransform.Translate(-worldCenter.X, -worldCenter.Y, MatrixOrder.Append);;
//Scale
if (worldScale.X != 0 && worldScale.Y != 0 && (worldScale.X != 1 || worldScale.Y != 1))
{
cameraTransform.Scale(worldScale.X, worldScale.Y, MatrixOrder.Append);
}
//Shear
if ((worldShear.X != 1 || worldShear.Y != 1) && (worldShear.X != 0 || worldShear.Y != 0))
{
cameraTransform.Shear(worldShear.X, worldShear.Y, MatrixOrder.Append);
}
//Rotation
if (worldRotation != 0)
{
cameraTransform.Rotate(worldRotation, MatrixOrder.Append);
}
//Moving Center to Centr
if (drawBuffers != null)
{
cameraTransform.Translate(drawBuffers[0].Width / 2, drawBuffers[0].Height / 2, MatrixOrder.Append);
}
else
{
cameraTransform.Translate(base.Width / 2, base.Height / 2, MatrixOrder.Append);
}
cameraTransformChanged = false;
//invers Transform
setInverseCameraTransform();
if (attachedMouse != null)
{
attachedMouse.setTransform(inverseCameraTransform);
}
}
}
/// <summary>
/// Draws path on Graphics
/// </summary>
private static void DrawPath()
{
using (var bitmap = new Bitmap(640, 480, PixelFormat.Format24bppRgb, RgbColor.White))
using (var graphics = bitmap.GetAdvancedGraphics())
{
var path = CreatePath(graphics);
graphics.DrawPath(new Pen(RgbColor.Red, 2f), path);
// Translate coordinates and rotate
var matrix = new System.Drawing.Drawing2D.Matrix();
matrix.Translate(bitmap.Width / 3, bitmap.Height / 3);
matrix.Rotate(30);
graphics.Transform = matrix;
graphics.DrawPath(new Pen(RgbColor.Green, 2f), path);
bitmap.Save("../../../../_Output/DrawPath.tif");
}
}
internal static float ConvertStartAngle(float angle, SpatialTransform transform, CoordinateSystem targetSystem)
{
PointF xVector = new PointF(100, 0);
Matrix rotation = new Matrix();
PointF[] angleVector = new PointF[] { xVector };
rotation.Rotate(angle);
rotation.TransformVectors(angleVector);
rotation.Dispose();
SizeF xVectorTransformed, angleVectorTransformed;
if (targetSystem == Graphics.CoordinateSystem.Destination)
{
xVectorTransformed = transform.ConvertToDestination(new SizeF(xVector));
angleVectorTransformed = transform.ConvertToDestination(new SizeF(angleVector[0]));
}
else
{
xVectorTransformed = transform.ConvertToSource(new SizeF(xVector));
angleVectorTransformed = transform.ConvertToSource(new SizeF(angleVector[0]));
}
float xRotationOffset =
(int)Math.Round(Vector.SubtendedAngle(xVectorTransformed.ToPointF(), PointF.Empty, xVector));
float angleTransformed =
(int)Math.Round(Vector.SubtendedAngle(angleVectorTransformed.ToPointF(), PointF.Empty, xVectorTransformed.ToPointF()));
// have to figure out where x-axis moved to and then return the difference between the angle
// and the x-axis, where both are in 'target' coordinates.
float returnAngle = angleTransformed + xRotationOffset;
if (returnAngle < 0)
{
returnAngle += 360;
}
return(returnAngle);
}
/// <summary>
/// Snap rotate to some angle. Preserve scale and translation.
/// </summary>
/// <param name="mat"></param>
/// <param name="angle">__ANGLE IS IN DEGREES__</param>
/// <returns></returns>
public static d2d.Matrix eSnapRotate(this d2d.Matrix mat, double angle)
{
// Graphics tries to work opposite of OpenGL, in Drawing2D:
// PRE - multiply for local
// post -multiply for global
var curmat = mat.Elements;
// get the vector components.
var x_axis = new ai.Vector2D(curmat[0], curmat[1]);
var y_axis = new ai.Vector2D(curmat[2], curmat[3]);
// Get the scale of current matrix
double x_len = x_axis.Length();
double y_len = y_axis.Length();
var newmat = new d2d.Matrix();
// Preserve scale and translation
// This means: v*M = v*(S * R * T)
newmat.Scale((float)x_len, (float)y_len);
newmat.Rotate((float)angle);
newmat.Translate(curmat[4], curmat[5]);
return(newmat.Clone());
}
private void Form1_Paint(object sender, PaintEventArgs e)
{
using (Graphics g = e.Graphics)
{
// создаем путь
GraphicsPath path = new GraphicsPath();
path.AddLine(20, 50, 200, 50);
path.AddArc(50, 50, 100, 50, 10, -220);
Matrix X = new Matrix();
// вращаем на 20 градусов
X.Rotate(20);
// применяем преобразование к GraphicsPath
path.Transform(X);
// Визуализируем прямоугольник
g.DrawRectangle(new Pen(Brushes.Green,2), 10, 10, 60, 60);
// Визуализируем путь
g.DrawPath(new Pen(Color.Blue, 4), path);
// Освобождаем ресурсы
}
}
private void Form1_Paint(object sender, PaintEventArgs e)
{
using (Graphics g = e.Graphics)
{
GraphicsPath path = new GraphicsPath();
Rectangle rect = new Rectangle(20, 20, 150, 150);
path.AddRectangle(rect);
PathGradientBrush pgBrush =
new PathGradientBrush(path.PathPoints);
pgBrush.CenterColor = Color.Tomato;
pgBrush.SurroundColors = new Color[] { Color.Indigo , Color.Khaki};
Matrix X = new Matrix();
X.Translate(30f, 10f, MatrixOrder.Append);
X.Rotate(10f, MatrixOrder.Append);
X.Scale(1.2f, 1f, MatrixOrder.Append);
path.Transform(X);
pgBrush.Transform = X;
g.FillPath(pgBrush, path);
}
}
/// <summary>
/// Rotate the image by angle degrees, with bkColor as new background
/// Uses some magic with the translatetransform and pixel2d :P WOW!
/// </summary>
/// <param name="bmp">the image to be rotated</param>
/// <param name="angle">the angle to rotate by</param>
/// <param name="bkColor">background color for new background pixels</param>
/// <returns>bmp rotated by angle degrees</returns>
public static Bitmap RotateImg(Bitmap bmp, float angle, Color bkColor)
{
int w = bmp.Width;
int h = bmp.Height;
System.Drawing.Imaging.PixelFormat pf = default(System.Drawing.Imaging.PixelFormat);
if (bkColor == Color.Transparent)
{
pf = System.Drawing.Imaging.PixelFormat.Format32bppArgb;
}
else
{
pf = bmp.PixelFormat;
}
Bitmap tempImg = new Bitmap(w, h, pf);
Graphics g = Graphics.FromImage(tempImg);
g.Clear(bkColor);
g.DrawImageUnscaled(bmp, 1, 1);
g.Dispose();
System.Drawing.Drawing2D.GraphicsPath path = new System.Drawing.Drawing2D.GraphicsPath();
path.AddRectangle(new RectangleF(0f, 0f, w, h));
System.Drawing.Drawing2D.Matrix mtrx = new System.Drawing.Drawing2D.Matrix();
mtrx.Rotate(angle);
RectangleF rct = path.GetBounds(mtrx);
Bitmap newImg = new Bitmap(Convert.ToInt32(rct.Width), Convert.ToInt32(rct.Height), pf);
g = Graphics.FromImage(newImg);
g.Clear(bkColor);
g.TranslateTransform(-rct.X, -rct.Y);
g.RotateTransform(angle);
g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBilinear;
g.DrawImageUnscaled(tempImg, 0, 0);
g.Dispose();
tempImg.Dispose();
return(newImg);
}
public static Bitmap ImageRotateAll(Bitmap btmp, float anglert, Color bgColor)
{
int wdth = btmp.Width;
int hght = btmp.Height;
PixelFormat pixfmt = default(PixelFormat);
if (bgColor == Color.Transparent)
{
pixfmt = PixelFormat.Format32bppArgb;
}
else
{
pixfmt = btmp.PixelFormat;
}
Bitmap tempImage = new Bitmap(wdth, hght, pixfmt);
Graphics gr = Graphics.FromImage(tempImage);
gr.Clear(bgColor);
gr.DrawImageUnscaled(btmp, 1, 1);
gr.Dispose();
GraphicsPath path = new GraphicsPath();
path.AddRectangle(new RectangleF(0f, 0f, wdth, hght));
Matrix mtrx = new Matrix();
mtrx.Rotate(anglert);
RectangleF rect = path.GetBounds(mtrx);
Bitmap newImage = new Bitmap(Convert.ToInt32(rect.Width), Convert.ToInt32(rect.Height), pixfmt);
gr = Graphics.FromImage(newImage);
gr.Clear(bgColor);
gr.TranslateTransform(-rect.X, -rect.Y);
gr.RotateTransform(anglert);
gr.InterpolationMode = InterpolationMode.HighQualityBilinear;
gr.DrawImageUnscaled(tempImage, 0, 0);
gr.Dispose();
tempImage.Dispose();
return newImage;
}
public void Draw(ObjectPainter painter)
{
var angle = _time*90/(float) Math.PI;
var world = new Matrix();
if (UseTranslation)
world.Translate(_time * 25, _time * 30);
world.Rotate(angle);
var scale = new Matrix();
scale.Scale(100, 100);
world.Multiply(scale);
painter.Paint(world, _square);
angle = _time*1.5f*90/(float) Math.PI;
world = new Matrix();
if (UseTranslation)
world.Translate(_time * 20, _time * 25);
world.Rotate(angle);
scale = new Matrix();
scale.Scale(200, 200);
world.Multiply(scale);
painter.Paint(world, _square);
}
public void RotateTransform(float angle, MatrixOrder order)
{
_transform.Rotate(angle, order);
}
public MatrixComponents GetMatrixComponents()
{
System.Drawing.Drawing2D.Matrix srcMatrix = new System.Drawing.Drawing2D.Matrix(
this.ScaleX,
this.Rotate0,
this.Rotate1,
this.ScaleY,
this.TranslateX,
this.TranslateY);
System.Drawing.Drawing2D.Matrix m = new System.Drawing.Drawing2D.Matrix(1, 0, 0, 1, 0, 0); // identity
// an 'identity' box
PointF[] modPts = new PointF[] { new PointF(0, 0),
new PointF(1, 0),
new PointF(1, 1),
new PointF(0, 1) };
float sx, sy, rot, shear, tx, ty;
srcMatrix.TransformPoints(modPts);
// translation
tx = srcMatrix.OffsetX;
ty = srcMatrix.OffsetY;
m.Translate(-tx, -ty);
m.TransformPoints(modPts);
m.Reset();
// rotation
rot = (float)Math.Atan2(modPts[1].Y, modPts[1].X); // x axis
rot = (float)(rot / Math.PI * 180);
if (rot == -0)
{
rot = 0;
}
if (rot == -180)
{
rot = 180;
}
m.Rotate(-1 * rot);
m.TransformPoints(modPts);
m.Reset();
// scale
//sx = Dist(modPts[0], modPts[3]); // bug it seems..?
sx = Dist(modPts[0], modPts[1]);
sy = Dist(modPts[0], new PointF(0, modPts[3].Y));
if (modPts[0].Y > modPts[3].Y)
{
sy *= -1;
}
m.Scale(1 / sx, 1 / sy);
m.TransformPoints(modPts);
m.Reset();
// skew
// ySkew is impossible at this rotation
shear = modPts[3].X / Dist(modPts[0], modPts[1]);
// rounding
shear = Math.Abs(shear) < 0.001 ? 0 : shear;
m.Shear(-shear, 0);
m.TransformPoints(modPts);
m.Dispose();
srcMatrix.Dispose();
return(new MatrixComponents(sx, sy, rot, shear, tx, ty));
}
private const int MinItemRadialAngle = 18; // Minimum space in angles that can be occupied by single item. 18 gives 20 items on radial menu.
public override void RecalcSize()
{
if (_RecalcSizeInProgress) return; // Prevent re-entrancy
_RecalcSizeInProgress = true;
try
{
DisposeSubItemsInfo();
m_Rect = new Rectangle(0, 0, _Diameter, _Diameter);
//this.WidthInternal = _Diameter;
//this.HeightInternal = _Diameter;
Rectangle bounds = new Rectangle(this.LeftInternal, this.TopInternal, _Diameter, _Diameter);
bounds.Width--;
bounds.Height--;
Rectangle radialMenuBounds = bounds;
Rectangle centerBounds = bounds;
centerBounds.Inflate(-((_Diameter - _CenterButtonDiameter) / 2 + 1), -((_Diameter - _CenterButtonDiameter) / 2 + 1));
if (_MenuType == eRadialMenuType.Segment)
{
bounds.Inflate(-_SubMenuEdgeWidth, -_SubMenuEdgeWidth);
bounds.Inflate(-_SubMenuEdgeItemSpacing, -_SubMenuEdgeItemSpacing);
}
SubItemsCollection displayCollection = GetDisplayCollection();
int visibleCount = GetVisibleItemsCount(displayCollection);
if (visibleCount > 0)
{
int maxItemRadialAngle = _MaxItemRadialAngle;
if (maxItemRadialAngle == 0) maxItemRadialAngle = 180;
int itemPieAngle = Math.Max(MinItemRadialAngle, Math.Min(maxItemRadialAngle, 360 / visibleCount));
if (itemPieAngle > _MaxItemPieAngle) itemPieAngle = _MaxItemPieAngle; // Single item can consume at most half of the circle
int currentAngle = -90 - itemPieAngle / 2;
_SubItemsInfo = new RadialSubItemInfo[displayCollection.Count];
for (int i = 0; i < displayCollection.Count; i++)
{
BaseItem item = displayCollection[i];
if (!item.Visible) continue;
RadialMenuItem menuItem = item as RadialMenuItem;
if (menuItem != null)
{
menuItem.RecalcSize();
GraphicsPath path = new GraphicsPath();
path.AddArc(bounds, currentAngle, itemPieAngle);
Rectangle cb = centerBounds;
cb.Inflate(4, 4);
path.AddArc(cb, currentAngle + itemPieAngle, -itemPieAngle);
path.CloseAllFigures();
menuItem.DisplayPath = path;
menuItem.OutterBounds = bounds;
menuItem.CenterBounds = centerBounds;
menuItem.ItemAngle = currentAngle;
menuItem.ItemPieAngle = itemPieAngle;
menuItem.Bounds = Rectangle.Round(path.GetBounds());
}
else
{
item.RecalcSize();
// Position item along the imaginary inner circle
Rectangle innerCircle = bounds;
innerCircle.Width -= item.WidthInternal;
innerCircle.Height -= item.HeightInternal;
if (innerCircle.Width < centerBounds.Width) innerCircle.Inflate((centerBounds.Width - innerCircle.Width) / 2, 0);
if (innerCircle.Height < centerBounds.Height) innerCircle.Inflate(0, (centerBounds.Height - innerCircle.Height) / 2);
Point p = new Point(innerCircle.X + (int)((innerCircle.Width / 2) * Math.Cos((currentAngle + itemPieAngle / 2) * (Math.PI / 180))),
innerCircle.Y + (int)((innerCircle.Height / 2) * Math.Sin((currentAngle + itemPieAngle / 2) * (Math.PI / 180))));
p.Offset(innerCircle.Width / 2, innerCircle.Height / 2);
item.TopInternal = p.Y;
item.LeftInternal = p.X;
}
if (item != null && AnyVisibleSubItems(item))
{
Rectangle outerBounds = bounds;
outerBounds.Inflate(_SubMenuEdgeItemSpacing, _SubMenuEdgeItemSpacing);
GraphicsPath subPath = new GraphicsPath();
int expandAngle = currentAngle + 1;
int expandPieAngle = itemPieAngle - 1;
subPath.AddArc(outerBounds, expandAngle, expandPieAngle);
subPath.AddArc(radialMenuBounds, expandAngle + expandPieAngle, -expandPieAngle);
subPath.CloseAllFigures();
Rectangle signPathBounds = radialMenuBounds;
signPathBounds.Inflate(-4, -4);
Point p = new Point(signPathBounds.X + (int)((signPathBounds.Width / 2) * Math.Cos((currentAngle + itemPieAngle / 2) * (Math.PI / 180))),
signPathBounds.Y + (int)((signPathBounds.Height / 2) * Math.Sin((currentAngle + itemPieAngle / 2) * (Math.PI / 180))));
p.Offset(signPathBounds.Width / 2, signPathBounds.Height / 2);
GraphicsPath signPath = UIGraphics.GetTrianglePath(new Point(-6, -6), 12, eTriangleDirection.Right);
Matrix m = new Matrix();
if (currentAngle + itemPieAngle / 2 != 0)
{
m.Rotate(currentAngle + itemPieAngle / 2);
m.Translate(p.X, p.Y, MatrixOrder.Append);
}
else
m.Translate(p.X, p.Y);
signPath.Transform(m);
_SubItemsInfo[i] = new RadialSubItemInfo(subPath, signPath, currentAngle, itemPieAngle);
}
currentAngle += itemPieAngle;
item.Displayed = true;
}
}
}
finally
{
_RecalcSizeInProgress = false;
}
base.RecalcSize();
}
/// <summary>
///
/// </summary>
/// <param name="graphics"></param>
/// <param name="section"></param>
/// <param name="value"></param>
public static void WriteString(Graphics graphics, BlockDefinition section, string value)
{
if (value == null || value == string.Empty)
{
return;
}
graphics.SmoothingMode = SmoothingMode.AntiAlias;
graphics.InterpolationMode = InterpolationMode.HighQualityBicubic;
graphics.TextRenderingHint = TextRenderingHint.ClearTypeGridFit;
value = System.Web.HttpUtility.HtmlDecode(value);
GraphicsPath path = GetTextPath(section, value, graphics);
if (section.location.flip)
{
using (Matrix matrix = new Matrix())
{
matrix.Scale(-1, 1, MatrixOrder.Append);
path.Transform(matrix);
}
using (Matrix matrix = new Matrix())
{
float min = path.PathPoints.Min(p => p.X);
matrix.Translate(((-min)+section.location.x), 0);
path.Transform(matrix);
}
}
if (section.location.rotate > 0)
{
int rotateMod = section.location.rotate % 360;
if (!section.location.altrotate)
{
float centerX = 0;
float centerY = 0;
centerX = section.location.x;
centerY = section.location.y;
using (Matrix mat = new Matrix())
{
mat.RotateAt(rotateMod, new PointF(centerX, centerY), MatrixOrder.Append);
path.Transform(mat);
}
}
else
{
using (Matrix matrix = new Matrix())
{
matrix.Rotate(rotateMod, MatrixOrder.Append);
path.Transform(matrix);
}
using (Matrix matrix = new Matrix())
{
float minX = path.PathPoints.Min(p => p.X);
float minY = path.PathPoints.Min(p => p.Y);
matrix.Translate(((-minX) + section.location.x), ((-minY) + section.location.y));
path.Transform(matrix);
}
}
}
SolidBrush b = new SolidBrush(section.text.color);
if (section.border.size > 0)
{
Pen p = new Pen(section.border.color, section.border.size);
graphics.DrawPath(p, path);
graphics.FillPath(b, path);
p.Dispose();
}
else
{
graphics.FillPath(b, path);
}
b.Dispose();
path.Dispose();
}
public void RotateTransform(float p)
{
System.Drawing.Drawing2D.Matrix M2 = new System.Drawing.Drawing2D.Matrix();
M2.Rotate(p);
DoTransform(M2);
}
public void RotateTransform(float angle, MatrixOrder order)
{
gradientTransform.Rotate(angle, order);
changed = true;
}