public override void Draw(DrawParams param)
{
using (Pen pen = OutlineStyle.CreatePen(param))
{
param.Graphics.DrawLine(pen, X1, Y1, X2, Y2);
}
}
public override void Draw(DrawParams param)
{
using (Brush brush = FillStyle.CreateBrush(param))
{
param.Graphics.FillEllipse(brush, Math.Min(X1, X2), Math.Min(Y1, Y2), Width, Height);
}
using (Pen pen = OutlineStyle.CreatePen(param))
{
param.Graphics.DrawEllipse(pen, Math.Min(X1, X2), Math.Min(Y1, Y2), Width, Height);
}
}
public override void Draw(DrawParams param)
{
PointF[] points = new PointF[3];
points[0] = new PointF(X1, Y1);
points[1] = new PointF(X2, Y2);
points[2] = new PointF(X3, Y3);
using (Brush brush = FillStyle.CreateBrush(param))
{
param.Graphics.FillPolygon(brush, points);
}
using (Pen pen = OutlineStyle.CreatePen(param))
{
param.Graphics.DrawPolygon(pen, points);
}
}
public override void Draw(DrawParams param)
{
PointF[] points = new PointF[Points.Length];
for (int i = 0; i < Points.Length; i++)
{
points[i] = new PointF(Points[i].X, Points[i].Y);
}
using (Brush brush = FillStyle.CreateBrush(param))
{
param.Graphics.FillPolygon(brush, points);
}
using (Pen pen = OutlineStyle.CreatePen(param))
{
param.Graphics.DrawPolygon(pen, points);
}
}
public override void Draw(DrawParams param)
{
float height = param.ModelToView(Height);
using (Brush brush = new SolidBrush(OutlineStyle.Color))
using (Brush back = new SolidBrush(FillStyle.Color))
using (Font font = new Font(FontFamily, height, FontStyle, GraphicsUnit.Pixel))
{
// Convert the text alignment point (x, y) to pixel coordinates
PointF[] pt = new PointF[] { new PointF(X, Y) };
param.Graphics.TransformPoints(CoordinateSpace.Device, CoordinateSpace.World, pt);
float x = pt[0].X;
float y = pt[0].Y;
// Revert transformation to identity while drawing text
System.Drawing.Drawing2D.Matrix oldMatrix = param.Graphics.Transform;
param.Graphics.ResetTransform();
// Calculate alignment in pixel coordinates
float thWidth = 0;
foreach (string line in Lines)
{
thWidth = Math.Max(thWidth, param.Graphics.MeasureString(Lines[0], font).Width);
}
float dy = param.Graphics.MeasureString(Lines[0], font).Height;
float thHeight = dy * Lines.Length;
param.Graphics.RotateTransform(-Rotation, MatrixOrder.Append);
param.Graphics.TranslateTransform(x, y, MatrixOrder.Append);
// Fill background
param.Graphics.FillRectangle(back, 0, 0, thWidth, thHeight);
float yy = 0;
foreach (string line in Lines)
{
param.Graphics.DrawString(line, font, brush, 0, yy);
yy += dy;
}
// Restore old transformation
param.Graphics.Transform = oldMatrix;
}
}
public Pen CreatePen(DrawParams param)
{
Pen pen = new Pen(Color, param.GetScaledLineWeight(LineWeight));
pen.DashStyle = DashStyle;
return pen;
}
public abstract void Draw(DrawParams param);
public abstract void Draw(DrawParams param);
public override void Draw(DrawParams param)
{
float tickSize = 0.5f * TextHeight;
Vector2D dir = P2 - P1;
float angle = dir.Angle;
float len = dir.Length;
Matrix2D trans = Matrix2D.Transformation(1, 1, angle, P1.X, P1.Y);
// Dimension line
Line dim = new Line(0, Offset, len, Offset);
dim.OutlineStyle = OutlineStyle;
dim.TransformBy(trans);
dim.Draw(param);
// Left tick
Line tick1 = new Line(0, -tickSize + Offset, 0, tickSize + Offset);
tick1.OutlineStyle = OutlineStyle;
tick1.TransformBy(trans);
tick1.Draw(param);
// Right tick
Line tick2 = new Line(len, -tickSize + Offset, len, tickSize + Offset);
tick2.OutlineStyle = OutlineStyle;
tick2.TransformBy(trans);
tick2.Draw(param);
// Text
Text textObj = new Text(len / 2, Offset, String, TextHeight);
textObj.FontFamily = FontFamily;
textObj.FontStyle = FontStyle;
textObj.HorizontalAlignment = StringAlignment.Center;
textObj.VerticalAlignment = StringAlignment.Center;
textObj.FillStyle = FillStyle;
textObj.OutlineStyle = OutlineStyle;
textObj.TransformBy(trans);
textObj.Draw(param);
}
public override void Draw(DrawParams param)
{
float height = param.ModelToView(Height);
using (Brush brush = new SolidBrush(OutlineStyle.Color))
using (Brush back = new SolidBrush(FillStyle.Color))
using (Font font = new Font(FontFamily, height, FontStyle, GraphicsUnit.Pixel))
{
// Convert the text alignment point (x, y) to pixel coordinates
PointF[] pt = new PointF[] { new PointF(X, Y) };
param.Graphics.TransformPoints(CoordinateSpace.Device, CoordinateSpace.World, pt);
float x = pt[0].X;
float y = pt[0].Y;
// Revert transformation to identity while drawing text
System.Drawing.Drawing2D.Matrix oldMatrix = param.Graphics.Transform;
param.Graphics.ResetTransform();
// Calculate alignment in pixel coordinates
float dx = 0;
float dy = 0;
SizeF sz = param.Graphics.MeasureString(String, font);
if (HorizontalAlignment == StringAlignment.Far)
dx = -sz.Width;
else if (HorizontalAlignment == StringAlignment.Center)
dx = -sz.Width / 2;
if (VerticalAlignment == StringAlignment.Near)
dy = -sz.Height;
else if (VerticalAlignment == StringAlignment.Center)
dy = -sz.Height / 2;
param.Graphics.TranslateTransform(dx, dy, MatrixOrder.Append);
param.Graphics.RotateTransform(-Rotation, MatrixOrder.Append);
param.Graphics.TranslateTransform(x, y, MatrixOrder.Append);
// Fill background
param.Graphics.FillRectangle(back, 0, 0, sz.Width, sz.Height);
param.Graphics.DrawString(String, font, brush, 0, 0);
// Restore old transformation
param.Graphics.Transform = oldMatrix;
}
}
public void Render(Graphics graphics)
{
DrawParams param = new DrawParams(graphics, false, ZoomFactor);
// Set an orthogonal projection matrix
ScaleGraphics(graphics);
// Render drawing objects
foreach (Drawable item in Model)
{
item.Draw(param);
}
}
