private void RenderPadPrimitive(Graphics g, PcbPad pad)
{
var holeCenter = ScreenFromWorld(pad.Location.X, pad.Location.Y);
g.TranslateTransform(holeCenter.X, holeCenter.Y);
g.RotateTransform(-(float)pad.Rotation);
DrawPad(g, pad, PcbPadPart.BottomSolder);
DrawPad(g, pad, PcbPadPart.TopSolder);
DrawPad(g, pad, PcbPadPart.BottomLayer);
DrawPad(g, pad, PcbPadPart.TopLayer);
if (pad.HasHole)
{
g.RotateTransform(-(float)pad.HoleRotation);
using (var brush = new SolidBrush(Layer.GetLayerColor("PadHoleLayer")))
{
var rect = ScaleRect(pad.CalculatePartRect(PcbPadPart.Hole, false));
switch (pad.HoleShape)
{
case PcbPadHoleShape.Round:
g.FillEllipse(brush, rect);
break;
case PcbPadHoleShape.Square:
DrawingUtils.FillRectangle(g, brush, rect);
break;
case PcbPadHoleShape.Slot:
DrawingUtils.FillRoundedRect(g, brush, rect, 100);
break;
default:
return;
}
}
}
g.ResetTransform();
const float MIN_FONT_DESCRIPTOR = 7;
var fontSize = Math.Min(29f, ScaleCoord(pad.HasHole ? pad.HoleSize : pad.SizeTop.Y) * 0.5f);
if (fontSize > MIN_FONT_DESCRIPTOR)
{
var fontColor = pad.HasHole ? Color.FromArgb(255, 227, 143) : Color.FromArgb(255, 181, 181);
using (var brush = new SolidBrush(fontColor)) // TODO: add constant
using (var font = new Font("Arial", fontSize))
{
DrawingUtils.DrawString(g, pad.Designator, font, brush, holeCenter.X, holeCenter.Y,
StringAlignmentKind.Tight, StringAlignment.Center, StringAlignment.Center);
}
}
}
private void RenderRoundedRectPrimitive(Graphics g, RoundedRectangleRecord roundedRect)
{
var penWidth = ScaleLineWidth(roundedRect.LineWidth);
using (var brush = new SolidBrush(roundedRect.AreaColor))
using (var pen = CreatePen(roundedRect.Color, penWidth))
{
var rect = ScreenFromWorld(roundedRect.CalculateBounds());
var radiusX = ScaleCoord(roundedRect.CornerXRadius);
var radiusY = ScaleCoord(roundedRect.CornerYRadius);
DrawingUtils.FillRoundedRect(g, brush, rect, radiusX, radiusY);
DrawingUtils.DrawRoundedRect(g, pen, rect, radiusX, radiusY);
}
}
private void DrawPad(Graphics g, PcbPad pad, PcbPadPart padPart)
{
PcbPadShape shape;
int cornerRadiusPercent;
Color color;
// setup parameters according to the current padPart
switch (padPart)
{
case PcbPadPart.TopLayer:
shape = pad.ShapeTop;
cornerRadiusPercent = pad.CornerRadiusTop;
color = LayerMetadata.GetColor(pad.Layer);
break;
case PcbPadPart.BottomLayer:
shape = pad.ShapeBottom;
cornerRadiusPercent = pad.CornerRadiusBot;
color = LayerMetadata.GetColor(pad.Layer);
break;
case PcbPadPart.TopSolder:
shape = pad.ShapeTop;
cornerRadiusPercent = pad.CornerRadiusTop;
color = LayerMetadata.GetColor("TopSolder");
break;
case PcbPadPart.BottomSolder:
shape = pad.ShapeBottom;
cornerRadiusPercent = pad.CornerRadiusBot;
color = LayerMetadata.GetColor("BottomSolder");
break;
default:
return;
}
var rect = ScaleRect(pad.CalculatePartRect(padPart, false));
using (var brush = new SolidBrush(color))
{
switch (shape)
{
case PcbPadShape.Round:
DrawingUtils.FillRoundedRect(g, brush, rect, 100);
break;
case PcbPadShape.Rectangular:
DrawingUtils.FillRectangle(g, brush, rect);
break;
case PcbPadShape.Octogonal:
DrawingUtils.FillOctagon(g, brush, rect);
break;
case PcbPadShape.RoundedRectangle:
cornerRadiusPercent = cornerRadiusPercent > 0 ? cornerRadiusPercent : 100;
DrawingUtils.FillRoundedRect(g, brush, rect, cornerRadiusPercent);
break;
default:
return;
}
}
}
