public virtual void Fill(Rectangle rect, CanvasElement ce)
{
rect.Restrict(new Rectangle(0, 0, Width, Height));
for (int y = rect.Top; y <= rect.InnerBottom; y++)
{
SetLine(rect.Left, y, ce, rect.Width);
}
OnUpdate(rect);
}
public override void Fill(CanvasElement ce)
{
ceDefault = ce;
for (int i = 0; i < Size.Height; i++)
{
canvas[i] = null;
}
base.Fill(ce);
}
protected override void SetLine(int x, int y, CanvasElement ce, int width)
{
var line = GetLine(y);
for (int i = x; i < x + width; i++)
{
line[i] = ce;
}
}
public override void InsertCharacter(int x, int y, CanvasElement ce)
{
var line = GetLine(y);
for (int i = Width - 1; i > x; i--)
{
line[i] = line[i - 1];
}
line[x] = ce;
this.OnUpdate(new Rectangle(x, y, Width - x, 1));
}
public override void DeleteCharacter(int x, int y, CanvasElement ce)
{
var line = GetLine(y);
for (int i = x; i < Width - 1; i++)
{
line[i] = line[i + 1];
}
line[Width - 1] = ce;
this.OnUpdate(new Rectangle(x, y, Width - x, 1));
}
public virtual int FindEndY(CanvasElement defaultElement)
{
for (int row = Height - 1; row >= 0; row--)
{
if (FindEndX(row, defaultElement) != -1)
{
return(row);
}
}
return(-1);
}
public int FindEndX(CanvasElement defaultElement)
{
int maxEndX = -1;
for (int row = 0; row < Height; row++)
{
var endX = FindEndX(row, defaultElement);
if (endX != -1)
{
maxEndX = Math.Max(maxEndX, endX);
}
}
return(maxEndX);
}
public override CanvasElement[] GetLine(int y)
{
var line = canvas[y];
if (line == null)
{
line = new CanvasElement[Size.Width];
for (int i = 0; i < Size.Width; i++)
{
line[i] = ceDefault;
}
canvas[y] = line;
}
return(line);
}
public virtual int FindEndX(int y, int startx, int endx, CanvasElement defaultElement)
{
CanvasElement element;
if (endx == 0)
{
endx = this.Width - 1;
}
var defaultBackground = defaultElement.Attribute.BackgroundOnly;
for (int col = endx; col >= startx; col--)
{
element = this[col, y];
var ch = element.Character.character;
if ((ch != 32 && ch != 0) || (element.Attribute.BackgroundOnly != defaultBackground))
{
return(col);
}
}
return(-1);
}
public int FindEndX(int y, CanvasElement defaultElement)
{
return(FindEndX(y, 0, Width - 1, defaultElement));
}
public virtual void Fill(CanvasElement ce)
{
OnUpdate(new Rectangle(0, 0, Width, Height));
}
public abstract void InsertCharacter(int x, int y, CanvasElement ce);
public abstract void DeleteCharacter(int x, int y, CanvasElement ce);
protected abstract void Set(int x, int y, CanvasElement ce);
public static void Write(this NetOutgoingMessage message, CanvasElement element)
{
message.WriteVariableInt32(element.Character);
message.Write(element.Attribute);
}
protected override void Set(int x, int y, CanvasElement ce)
{
var line = GetLine(y);
line[x] = ce;
}
protected abstract void SetLine(int x, int y, CanvasElement ce, int width);
public MemoryCanvas(Size canvasSize) : base(canvasSize)
{
ceDefault = CanvasElement.Default;
canvas = new CanvasElement[canvasSize.Height][];
}