private void map_SectorMouseDown(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Left)
{
SetSector(universe.Sectors[e.Location]);
}
else if (e.Button == MouseButtons.Right)
{
TryMoveShips(universe.Sectors[universe.NormalizeHex(e.Location)]);
}
}
protected override void OnMouseDown(MouseEventArgs e)
{
base.OnMouseDown(e);
if (Universe != null)
{
var screen = new PointF((e.X - Origin.X - Width / 2f) / Zoom, (e.Y - Origin.Y - Height / 2f) / Zoom);
var hex = screen.ScreenToHex();
// don't forget the ghosty hexes!
var nearby = new PointF[]
{
new PointF((float)Math.Floor(hex.X), (float)Math.Floor(hex.Y)),
new PointF((float)Math.Floor(hex.X), (float)Math.Ceiling(hex.Y)),
new PointF((float)Math.Ceiling(hex.X), (float)Math.Floor(hex.Y)),
new PointF((float)Math.Ceiling(hex.X), (float)Math.Ceiling(hex.Y)),
};
List <PointF> withGhosts = new List <PointF>();
for (var x = -1; x <= 1; x++)
{
for (var y = -1; y <= 1; y++)
{
foreach (var p in nearby)
{
withGhosts.Add(new PointF(p.X + x * Universe.Width, p.Y + y * Universe.Height + x * Universe.Height / 2));
}
}
}
var nearest = withGhosts.OrderBy(h =>
{
var s = h.HexToScreen();
return(Math.Sqrt((s.X - screen.X) * (s.X - screen.X) + (s.Y - screen.Y) * (s.Y - screen.Y)));
}).First();
/*if (e.Button == MouseButtons.Left)
* {
* // TODO - make these properties of universe
* var xHexStart = -Universe.Width / 2;
* var yHexStart = -Universe.Height / 2;
* var xHexEnd = Universe.Width / 2 - 1;
* var yHexEnd = (Universe.Height - 1) / 2;
* while (nearest.X < xHexStart)
* {
* nearest.X += universe.Width;
* nearest.Y += universe.Width / 2;
* }
* while (nearest.X > xHexEnd)
* {
* nearest.X -= universe.Width;
* nearest.Y -= universe.Width / 2;
* }
* while (nearest.Y < yHexStart)
* nearest.Y += universe.Height;
* while (nearest.Y > yHexEnd)
* nearest.Y -= universe.Height;
* }*/
var sector = Universe.Sectors[Universe.NormalizeHex(Point.Round(nearest))];
if (sector != null)
{
if (SectorMouseDown != null)
{
SectorMouseDown(this, new MouseEventArgs(e.Button, e.Clicks, sector.Coordinates.X, sector.Coordinates.Y, e.Delta));
}
}
}
}
protected override void OnPaint(PaintEventArgs pe)
{
base.OnPaint(pe);
var g = pe.Graphics;
if (Universe != null)
{
// TODO - cache renderable stuff so it's not all recomputed every render
// size of universe
var bound = (new PointF((Universe.Width + 1) * Zoom, (Universe.Height + 1) * Zoom)).HexToScreen();
// draw hexes
var sf = new StringFormat();
sf.Alignment = StringAlignment.Center;
sf.LineAlignment = StringAlignment.Center;
var hexBorder = Zoom / 16f; // width of single hexborder
var hexBorders = hexBorder * 2f; // width of both hexborders (mothership and selection)
var halfBorder = hexBorder / 2f; // width of half a hex border
var halfHex = Zoom / 2f - hexBorder; // width of half hex (excluding border)
var fullHex = Zoom - hexBorders; // with of full hex (excluding borders)
for (var xHex = MinGhostCoords.X; xHex <= MaxGhostCoords.X; xHex++)
{
for (var yHex = MinGhostCoords.Y; yHex <= MaxGhostCoords.Y; yHex++)
{
var hexCoords = new Point(xHex, yHex);
var realHexCoords = Universe.NormalizeHex(hexCoords);
var pos = new PointF(xHex * Zoom, yHex * Zoom).HexToScreen();
pos += new SizeF(Size.Width / 2f, Size.Height / 2f);
pos = new PointF(pos.X + Origin.X, pos.Y + Origin.Y);
var sector = Universe.Sectors[realHexCoords.X, realHexCoords.Y];
Color fill;
bool makePlanet = false;
var maxStrength = Math.Max(Universe.MaximumEnemyFleetStrength, Universe.OurMaximumFleetStrength);
if (maxStrength == 0)
{
maxStrength = 1; // prevent divide by zero
}
var blue = (Math.Sqrt(sector.OurFleetStrength / maxStrength) * 255);
var red = (Math.Sqrt(sector.EnemyFleetStrength / maxStrength) * 255);
blue = blue * Math.Min(1.0, 255.0 / (Universe.MaximumEnemyFleetStrength + Universe.OurMaximumFleetStrength));
red = red * Math.Min(1.0, 255.0 / (Universe.MaximumEnemyFleetStrength + Universe.OurMaximumFleetStrength));
if (sector != null)
{
fill = Color.FromArgb((int)red, (int)((red + blue) / 2.0), (int)blue);
if (sector.Value != null)
{
makePlanet = true;
}
}
else
{
fill = Color.Gray;
}
g.FillPolygon(new SolidBrush(fill), MakeHexagon(halfHex, pos));
if (makePlanet)
{
var brush = new SolidBrush(Color.FromArgb(ToColorComponent(sector.Value.Weapons, universe.MaxValue.Weapons), ToColorComponent(sector.Value.Thrusters, universe.MaxValue.Thrusters), ToColorComponent(sector.Value.Shields, universe.MaxValue.Shields)));
var pen = new Pen(Color.FromArgb(ToColorComponent(sector.Value.Hull, universe.MaxValue.Hull), Color.White), hexBorder);
g.DrawEllipse(pen, pos.X - halfHex / 1.25f, pos.Y - halfHex / 1.75f, fullHex / 1.2f, fullHex / 1.75f);
g.FillEllipse(brush, pos.X - halfHex / 2f, pos.Y - halfHex / 2f, fullHex / 2f, fullHex / 2f);
g.DrawEllipse(Pens.White, pos.X - halfHex / 2f, pos.Y - halfHex / 2f, fullHex / 2f, fullHex / 2f);
}
// highlight mothership hexes
if (sector.Ships.Any(ship => ship.IsMothership))
{
Color msColor;
if (sector.Ships.Any(ship => ship.IsMothership && ship.IsOurs))
{
if (sector.Ships.Any(ship => ship.IsMothership && !ship.IsOurs))
{
msColor = Color.White;
}
else
{
msColor = Color.Blue;
}
}
else
{
msColor = Color.Red;
}
var msPen = new Pen(msColor, hexBorder);
g.DrawPolygon(msPen, MakeHexagon(halfHex, pos));
}
// highlight selected hex
if (sector == SelectedSector)
{
var selPen = new Pen(Color.White, hexBorder);
g.DrawPolygon(selPen, MakeHexagon(halfHex + hexBorder, pos));
}
}
}
// draw movement arrows for highlighted ships
// TODO - draw arrows in ghosted hexes too!
foreach (var ship in HighlightedShips)
{
var pos = new PointF(ship.Sector.Coordinates.X * Zoom, ship.Sector.Coordinates.Y * Zoom).HexToScreen();
pos += new SizeF(Size.Width / 2f, Size.Height / 2f);
pos = new PointF(pos.X + Origin.X, pos.Y + Origin.Y);
if (ship.PreviousSector != null)
{
var fleet = HighlightedShips.Where(s => s.Sector == ship.Sector && s.PreviousSector == ship.PreviousSector && s.IsOurs == ship.IsOurs);
if (fleet == null || fleet.Count() == 0)
{
continue;
}
var color = ship.IsOurs ? (fleet.Any(s => s.IsMothership) ? Color.Cyan : Color.Blue) : (fleet.Any(s => s.IsMothership) ? Color.Salmon : Color.Red);
var moveDir = ship.PreviousDirection;
if (moveDir != null && moveDir != Direction.None)
{
var pen = new Pen(new HatchBrush(HatchStyle.Percent20, color, Color.Transparent));
pen.Width = (float)Math.Sqrt(fleet.Sum(fleetShip => fleetShip.Size)) * Zoom / 32;
if (pen.Width > Zoom / 4)
{
pen.Width = Zoom / 4;
}
pen.EndCap = System.Drawing.Drawing2D.LineCap.ArrowAnchor;
var offset = new PointF(moveDir.Offset.Width * Zoom / 2f, moveDir.Offset.Height * Zoom / 2f).HexToScreen();
var oldPos = new PointF(pos.X - offset.X, pos.Y - offset.Y);
var bgPen = (Pen)pen.Clone();
bgPen.Width += 2;
bgPen.Brush = new SolidBrush(Color.Black);
g.DrawLine(bgPen, oldPos, pos);
g.DrawLine(pen, oldPos, pos);
}
}
if (ship.TargetSector != null)
{
var fleet = HighlightedShips.Where(s => s.Sector == ship.Sector && s.TargetSector == ship.TargetSector && s.IsOurs == ship.IsOurs);
if (fleet == null || fleet.Count() == 0)
{
continue;
}
var color = ship.IsOurs ? (fleet.Any(s => s.IsMothership) ? Color.Cyan : Color.Blue) : (fleet.Any(s => s.IsMothership) ? Color.Salmon : Color.Red);
var moveDir = ship.TargetDirection;
if (moveDir != null && moveDir != Direction.None)
{
var pen = new Pen(color);
pen.Width = (float)Math.Sqrt(fleet.Sum(fleetShip => fleetShip.Size)) * Zoom / 32;
if (pen.Width > Zoom / 4)
{
pen.Width = Zoom / 4;
}
pen.EndCap = System.Drawing.Drawing2D.LineCap.ArrowAnchor;
var offset = new PointF(moveDir.Offset.Width * Zoom / 2f, moveDir.Offset.Height * Zoom / 2f).HexToScreen();
var newPos = new PointF(pos.X + offset.X, pos.Y + offset.Y);
var bgPen = (Pen)pen.Clone();
bgPen.Width += 2;
bgPen.Brush = new SolidBrush(Color.Black);
g.DrawLine(bgPen, pos, newPos);
g.DrawLine(pen, pos, newPos);
}
}
}
for (var xHex = MinGhostCoords.X; xHex <= MaxGhostCoords.X; xHex++)
{
for (var yHex = MinGhostCoords.Y; yHex <= MaxGhostCoords.Y; yHex++)
{
var hexCoords = new Point(xHex, yHex);
var realHexCoords = Universe.NormalizeHex(hexCoords);
var sector = Universe.Sectors[realHexCoords];
var pos = new PointF(xHex * Zoom, yHex * Zoom).HexToScreen();
pos += new SizeF(Size.Width / 2f + Origin.X, Size.Height / 2f + Origin.Y);
g.DrawString(sector.DisplayName, new Font(Font.FontFamily, Font.Size * Zoom / 64), Brushes.Black, pos - new SizeF(-Zoom / 64, -Zoom / 64), sf);
g.DrawString(sector.DisplayName, new Font(Font.FontFamily, Font.Size * Zoom / 64), Brushes.White, pos, sf);
}
}
}
}