public static void DrawRoundedRect(this SpriteBatch spriteBatch, RectangleF rect, float radius, Color color, float thickness = 1f)
{
// Top left round
DrawCircleQuarters(spriteBatch, rect.Position.WithOffset(new Point2(radius, radius)), radius, DiagonalDirections2D.TL, color, 1f, 1f, thickness);
// Top line
spriteBatch.DrawLine(rect.X + radius, rect.Y, rect.X + rect.Width - radius, rect.Y, color, thickness);
// Top right round
DrawCircleQuarters(spriteBatch, rect.TopRight().WithOffset(new Point2(-radius, radius)), radius, DiagonalDirections2D.TR, color, 1f, 1f, thickness);
// Right line
spriteBatch.DrawLine(rect.X + rect.Width, rect.Y + radius, rect.X + rect.Width, rect.Y + rect.Height - radius, color, thickness);
// Bottom right round
DrawCircleQuarters(spriteBatch, rect.BottomRight.WithOffset(new Point2(-radius, -radius)), radius, DiagonalDirections2D.BR, color, 1f, 1f, thickness);
// Bottom line
spriteBatch.DrawLine(rect.X + radius, rect.Y + rect.Height, rect.X + rect.Width - radius, rect.Y + rect.Height, color, thickness);
// Bottom left round
DrawCircleQuarters(spriteBatch, rect.BottomLeft().WithOffset(new Point2(radius, -radius)), radius, DiagonalDirections2D.BL, color, 1f, 1f, thickness);
// Left line
spriteBatch.DrawLine(rect.X, rect.Y + radius, rect.X, rect.Y + rect.Height - radius, color, thickness);
}
public static void Draw(this OverlayNode on, Graphics dc, int Height)
{
Pen p = on.IsSelected ? PensAndBrushes.OverlayNodeSelPen : PensAndBrushes.OverlayNodePen;
RectangleF lBB = on.BB.UpsideDown(Height).ToRectangleF();
dc.DrawLine(p, lBB.TopLeft(), lBB.BottomRight());
dc.DrawLine(p, lBB.BottomLeft(), lBB.TopRight());
}
public static PointF[] Get4Points(this RectangleF rect)
{
return(new PointF[]
{
rect.TopLeft(),
rect.TopRight(),
rect.BottomRight(),
rect.BottomLeft()
});
}
/// <summary>
/// Draws an 'error rectangle' (red outline with a red cross through it)
/// to the given <see cref="Graphics"/> instance.
/// </summary>
/// <param name="g">The graphics to draw to.</param>
/// <param name="rect">The <see cref="Rectangle"/> dimensions to draw.</param>
/// <param name="penWidth">The width of the <see cref="Pen"/> to draw with.</param>
public static void DrawErrorRectangle(this Graphics g, RectangleF rect, float penWidth = 2.0f)
{
// deflate the rect so it doesn't draw out of the bounds if the width is thicker.
int rectDeflatePixels = (int)penWidth - 1;
rect = RectangleF.Inflate(rect, -rectDeflatePixels, -rectDeflatePixels);
using Pen redPen = new(Color.Red, penWidth);
g.DrawLine(redPen, rect.TopLeft(), rect.BottomRight());
g.DrawLine(redPen, rect.TopRight(), rect.BottomLeft());
g.DrawRectangle(redPen, rect);
}
private void c_bracketsPanel_Paint(object sender, PaintEventArgs e)
{
try
{
if (_groupMode == ConditionGroupMode.Solo)
{
return;
}
var g = e.Graphics;
var pen = new Pen(SystemBrushes.ControlDark, 2.0f);
var clientSize = new SizeF(c_bracketsPanel.ClientSize);
var cWidth = (float)c_bracketsPanel.ClientSize.Width - 2.0f;
var cHeight = (float)c_bracketsPanel.ClientSize.Height;
if (_groupMode == ConditionGroupMode.Begin)
{
var left = 2.0f;
var top = 2.0f;
var radius = cWidth - left;
var arcRect = new RectangleF(left, top, radius, radius);
g.DrawArc(pen, new RectangleF(arcRect.Location, arcRect.Size.Scale(2.0f)), 180.0f, 90);
g.DrawLine(pen, arcRect.BottomLeft(), new PointF(left, cHeight));
}
else if (_groupMode == ConditionGroupMode.Middle)
{
var left = 2.0f;
g.DrawLine(pen, left, 0.0f, left, cHeight);
}
else if (_groupMode == ConditionGroupMode.End)
{
var left = 2.0f;
var bottom = cHeight - 2.0f;
var radius = cWidth - left;
var arcRect = new RectangleF(left, bottom - radius, radius, radius);
g.DrawLine(pen, left, 0.0f, left, arcRect.Top);
g.DrawArc(pen, new RectangleF(arcRect.TopLeft().Add(-1.0f, -radius - 1.0f), arcRect.Size.Scale(2.0f)),
90.0f, 90.0f);
}
}
catch (Exception ex)
{
this.ShowError(ex);
}
}
private int WritePageButtons(StringBuilder output, List <Scriptable> pageButtons, Page page)
{ // writes [MAIN] panel with the page change button.
// only done from buttons on p1 as they are shared in irm
// returns
output.AppendLine("[MAIN]");
RectangleF bounds = Geometry.UnionRectangles(from button in pageButtons select button.Bounds);
Geometry.Extend(ref bounds, page.Bounds.Location);
bounds.Height *= 1.1f; // allow some for the separator - the actual line in the SAW document is ignored and the header size is determined from the buttons
WriteElement(output, "FRMPIX", bounds.Size.ToPointF(), true);
WriteElement(output, "SEP", bounds.BottomLeft());
WriteElement(output, "END", bounds.BottomRight(), true);
foreach (var button in pageButtons)
{
WriteElement(output, "MOD", button.Bounds.Location);
WriteElement(output, "SIZE", button.Bounds.Size.ToPointF());
WriteElement(output, "PANEL", button.Element.LabelText, true);
}
output.AppendLine("[END]");
output.AppendLine();
return((int)bounds.Height);
}
private void renderAxisLabel(Graphics graphics, int index, string label)
{
var measure = graphics.MeasureString(label, _style.AxisCaptionFont);
var origin = getPointOnLine(index, _style.AxisCaptionDistance + 1F);
var point = origin;
var rect = new RectangleF(point, measure);
var mid = chartMiddle;
var pen = new Pen(Color.Red, 1F);
// get corner of rectangle which would move the rect furtest away from the axis
if (point.X == mid.X && point.Y < mid.Y)
{
point = rect.BottomCenter();
}
else if (point.X > mid.X && point.Y < mid.Y)
{
point = rect.BottomLeft();
}
else if (point.X > mid.X && point.Y == mid.Y)
{
point = rect.CenterLeft();
}
else if (point.X > mid.X && point.Y > mid.Y)
{
point = rect.TopLeft();
}
else if (point.X == mid.X && point.Y > mid.Y)
{
point = rect.TopCenter();
}
else if (point.X < mid.X && point.Y > mid.Y)
{
point = rect.TopRight();
}
else if (point.X < mid.X && point.Y == mid.Y)
{
point = rect.CenterRight();
}
else if (point.X < mid.X && point.Y < mid.Y)
{
point = rect.BottomRight();
}
// translate the rectangle to the new location
rect.X += origin.X - point.X;
rect.Y += origin.Y - point.Y;
//graphics.DrawRectangle(pen, rect.X, rect.Y, rect.Width, rect.Height);
//graphics.DrawCircle(pen, rect.TopCenter(), 3);
//graphics.DrawCircle(pen, rect.TopRight(), 3);
//graphics.DrawCircle(pen, rect.CenterRight(), 3);
//graphics.DrawCircle(pen, rect.BottomRight(), 3);
//graphics.DrawCircle(pen, rect.BottomCenter(), 3);
//graphics.DrawCircle(pen, rect.BottomLeft(), 3);
//graphics.DrawCircle(pen, rect.CenterLeft(), 3);
//graphics.DrawCircle(pen, rect.TopLeft(), 3);
graphics.DrawString(label, _style.AxisCaptionFont, new SolidBrush(_style.TextColor), rect);
}
/// <summary>More general version of TransformRectangle - returns the rectangle CONTAINING the transformed rectangle (which may no longer be orthogonal)</summary>
public static RectangleF TransformRectangleBounds(this Matrix transform, RectangleF rct)
{
PointF[] points = { rct.Location, rct.BottomRight(), rct.TopRight(), rct.BottomLeft() };
transform.TransformPoints(points);
return(new RectangleF(Math.Min(points[0].X, points[1].X), Math.Min(points[0].Y, points[1].Y), Math.Abs(points[0].X - points[1].X), Math.Abs(points[0].Y - points[1].Y)));
}
/// <summary>
/// Gets corner points
/// </summary>
public static PointF[] Corners(this RectangleF rect) =>
new[] { rect.TopLeft(), rect.TopRight(), rect.BottomRight(), rect.BottomLeft() };
