/// <summary>
/// Keeps the text view data in sync with this surface.
/// </summary>
protected virtual void ResetArea()
{
RenderRects = new Rectangle[area.Width * area.Height];
RenderCells = new Cell[area.Width * area.Height];
int index = 0;
for (int y = 0; y < area.Height; y++)
{
for (int x = 0; x < area.Width; x++)
{
RenderRects[index] = font.GetRenderRect(x, y);
RenderCells[index] = cells[(y + area.Top) * width + (x + area.Left)];
index++;
}
}
// TODO: Optimization by calculating AbsArea and seeing if it's diff from current, if so, don't create new RenderRects
AbsoluteArea = new Rectangle(0, 0, area.Width * font.Size.X, area.Height * font.Size.Y);
if (LastRenderResult.Bounds.Size != AbsoluteArea.Size)
{
LastRenderResult.Dispose();
LastRenderResult = new RenderTarget2D(Global.GraphicsDevice, AbsoluteArea.Width, AbsoluteArea.Height, false, Global.GraphicsDevice.DisplayMode.Format, DepthFormat.Depth24);
}
}
/// <summary>
/// Calculates which cells to draw based on <see cref="BasicSurface.RenderArea"/>.
/// </summary>
public override void SetRenderCells()
{
if (!initDone)
{
return;
}
RenderRects = new Rectangle[area.Width * area.Height];
for (int l = 0; l < LayerCount; l++)
{
ResetAreaLayer(layers[l]);
}
int index = 0;
for (int y = 0; y < area.Height; y++)
{
for (int x = 0; x < area.Width; x++)
{
RenderRects[index] = Font.GetRenderRect(x, y);
index++;
}
}
// TODO: Optimization by calculating AbsArea and seeing if it's diff from current, if so, don't create new RenderRects
AbsoluteArea = new Rectangle(0, 0, area.Width * Font.Size.X, area.Height * Font.Size.Y);
if (LastRenderResult.Bounds.Size != AbsoluteArea.Size)
{
LastRenderResult.Dispose();
LastRenderResult = new RenderTarget2D(Global.GraphicsDevice, AbsoluteArea.Width, AbsoluteArea.Height, false, Global.GraphicsDevice.DisplayMode.Format, DepthFormat.Depth24);
}
}
/// <summary>
/// Calculates which cells to draw based on <see cref="SurfaceView.RenderArea"/>.
/// </summary>
public virtual void SetRenderCells()
{
if (data == null)
{
return;
}
if (viewArea.Left + viewArea.Width > data.Width || viewArea.Top + viewArea.Height > data.Height)
{
throw new ArgumentOutOfRangeException("RenderArea", "Area is out of range of the surface");
}
renderArea = new Rectangle(0, 0, viewArea.Width, viewArea.Height);
renderRects = new Rectangle[viewArea.Width * viewArea.Height];
cells = new Cell[viewArea.Width * viewArea.Height];
int index = 0;
for (int y = 0; y < viewArea.Height; y++)
{
for (int x = 0; x < viewArea.Width; x++)
{
renderRects[index] = font.GetRenderRect(x, y);
RenderCells[index] = data[(y + viewArea.Top) * data.Width + (x + viewArea.Left)];
index++;
}
}
cells = RenderCells;
AbsoluteArea = new Rectangle(0, 0, viewArea.Width * font.Size.X, viewArea.Height * font.Size.Y);
if (LastRenderResult.Bounds.Width != AbsoluteArea.Width || LastRenderResult.Bounds.Height != AbsoluteArea.Height)
{
LastRenderResult.Dispose();
LastRenderResult = new RenderTarget2D(Global.GraphicsDevice, AbsoluteArea.Width, AbsoluteArea.Height, false, Global.GraphicsDevice.DisplayMode.Format, DepthFormat.Depth24);
}
}
