/// <summary>
/// Draws a vertical frame marker at the specified time.
/// </summary>
/// <param name="t">Time at which to draw the marker.</param>
private void DrawFrameMarker(float t)
{
int xPos = (int)(((t - rangeOffset) / GetRange()) * drawableWidth) + PADDING;
Vector2I start = new Vector2I(xPos, 0);
Vector2I end = new Vector2I(xPos, height);
canvas.DrawLine(start, end, Color.BansheeOrange);
}
/// <summary>
/// Rebuilds the internal GUI elements. Should be called whenever timeline properties change.
/// </summary>
public void Rebuild()
{
canvas.Clear();
int heightOffset = height / 2;
float pixelsPerHeight;
if (rangeEnd != rangeStart)
{
pixelsPerHeight = height / (rangeEnd - rangeStart);
}
else
{
pixelsPerHeight = 0;
}
float yOffset = rangeStart + (rangeEnd - rangeStart) * 0.5f;
int numTickLevels = tickHandler.NumLevels;
for (int i = numTickLevels - 1; i >= 0; i--)
{
float[] ticks = tickHandler.GetTicks(i);
float strength = tickHandler.GetLevelStrength(i);
if (ticks.Length > 0)
{
float valuePerTick = (rangeEnd - rangeStart) / ticks.Length;
for (int j = 0; j < ticks.Length; j++)
{
int yPos = (int)((ticks[j] - yOffset) * pixelsPerHeight);
yPos = heightOffset - yPos; // Offset and flip height (canvas Y goes down)
Vector2I start = new Vector2I(0, yPos);
Vector2I end = new Vector2I((int)(width * strength), yPos);
Color color = COLOR_TRANSPARENT_LIGHT_GRAY;
color.a *= strength;
canvas.DrawLine(start, end, color);
// Draw text for the highest level ticks
if (i == 0)
{
DrawValue(yPos, ticks[j], ticks[j] <= 0.0f);
}
}
}
}
}