private void Canvas_OnDraw(DXCanvas canvas, DXCanvas.Layer layer)
{
Vector scale = new Vector(1.0 / Scroll.Area.Width, 1.0 / Scroll.Area.Height);
Matrix cameraView = new Matrix(scale.X, 0, 0, scale.Y, -scale.X * Scroll.Area.Location.X, -scale.Y * Scroll.Area.Location.Y);
canvas.CameraView = cameraView;
Scroll.Size = new Size(canvas.RenderCanvas.ClientSize.Width / RenderSettings.DpiScale.X, canvas.RenderCanvas.ClientSize.Height / RenderSettings.DpiScale.Y);
OnDraw?.Invoke(canvas, layer, Scroll);
}
private void Surface_OnDraw(DXCanvas canvas, DXCanvas.Layer layer, ZoomCanvas.ZoomScroll scroll)
{
switch (layer)
{
case DXCanvas.Layer.Normal:
foreach (Track track in Tracks)
{
track.Draw(canvas, layer, Board, scroll);
}
break;
}
}
public override void Draw(DXCanvas canvas, DXCanvas.Layer layer, IBoard board, ZoomCanvas.ZoomScroll scroll, Vector offset)
{
canvas.Draw(Mesh);
canvas.Draw(Lines);
Segment unitBox = NormalizeTime(DataContext, board);
double unitThreashold = scroll.ToUnitLength(TextDrawLimit);
foreach (TextEntry block in TextBlocks)
{
double blockWidth = scroll.ToPixelLength(unitBox.Length * block.Width);
if (blockWidth < TextDrawLimit)
{
break;
}
Point pixelPos = new Point(scroll.ToPixel(unitBox.Start + unitBox.Length * block.Position.X) + TextOffset, offset.Y + block.Position.Y * MaxHeight);
canvas.Text.Draw(pixelPos, block.Text, Colors.Black, TextAlignment.Left, blockWidth);
}
}
internal void Draw(DXCanvas canvas, DXCanvas.Layer layer, IBoard board, ZoomCanvas.ZoomScroll scroll)
{
Children.ForEach(item => item.Draw(canvas, layer, board, scroll, Offset));
}
public override void Draw(DXCanvas canvas, DXCanvas.Layer layer, IBoard board, ZoomCanvas.ZoomScroll scroll, Vector offset)
{
canvas.Draw(Mesh);
canvas.Draw(Lines);
}
public abstract void Draw(DXCanvas canvas, DXCanvas.Layer layer, IBoard board, ZoomCanvas.ZoomScroll scroll, Vector offset);
