public override void Build(IGroup group, DXCanvas canvas)
{
TextBlocks = new List <TextEntry>();
DynamicMesh meshBuilder = canvas.CreateMesh(DXCanvas.MeshType.Tris);
DynamicMesh lineBuilder = canvas.CreateMesh(DXCanvas.MeshType.Lines);
MaxHeight = group.Height;
Build(DataContext, DataContext, 0.0, meshBuilder, lineBuilder);
Mesh = meshBuilder.Freeze(canvas.RenderDevice);
Lines = lineBuilder.Freeze(canvas.RenderDevice);
double duration = (group.Finish - group.Start).TotalSeconds;
Matrix localTransform = new Matrix();
localTransform.Scale((DataContext.Finish - DataContext.Start).TotalSeconds / duration, 1.0);
localTransform.Translate((DataContext.Start - group.Start).TotalSeconds / duration, 0.0);
if (Mesh != null)
{
Mesh.LocalTransform = localTransform;
}
if (Lines != null)
{
Lines.LocalTransform = localTransform;
}
TextBlocks.Sort((a, b) => - a.Width.CompareTo(b.Width));
}
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 Build(IGroup group, DXCanvas canvas)
{
DynamicMesh meshBuilder = canvas.CreateMesh(DXCanvas.MeshType.Tris);
DynamicMesh lineBuilder = canvas.CreateMesh(DXCanvas.MeshType.Lines);
double duration = (group.Finish - group.Start).TotalSeconds;
ILine line = DataContext;
double maxValue = line.Points.Max(p => p.Value);
List <Point> points = line.Points.ConvertAll(p => new Point((p.Key - group.Start).TotalSeconds / duration, 1.0 - p.Value / maxValue));
for (int i = 0; i < points.Count - 1; ++i)
{
lineBuilder.AddLine(points[i], points[i + 1], line.StrokeColor);
}
Mesh = meshBuilder.Freeze(canvas.RenderDevice);
Lines = lineBuilder.Freeze(canvas.RenderDevice);
}
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));
}
internal void Build(DXCanvas canvas)
{
Children.ForEach(item => item.Build(DataContext, canvas));
}
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);
public abstract void Build(IGroup group, DXCanvas canvas);
