static public Point TileCornerInGridCoordinates(TmxMap tmxMap, int x, int y) { // Support different map display types (orthographic, isometric, etc..) // Note: simulates "tileToScreenCoords" function from Tiled source if (tmxMap.Orientation == TmxMap.MapOrientation.Isometric) { Point point = Point.Empty; int origin_x = tmxMap.Height * tmxMap.TileWidth / 2; point.X = (x - y) * tmxMap.TileWidth / 2 + origin_x; point.Y = (x + y) * tmxMap.TileHeight / 2; return(point); } else if (tmxMap.Orientation == TmxMap.MapOrientation.Staggered || tmxMap.Orientation == TmxMap.MapOrientation.Hexagonal) { Point point = Point.Empty; int tileWidth = tmxMap.TileWidth & ~1; int tileHeight = tmxMap.TileHeight & ~1; int sideLengthX = tmxMap.StaggerAxis == TmxMap.MapStaggerAxis.X ? tmxMap.HexSideLength : 0; int sideLengthY = tmxMap.StaggerAxis == TmxMap.MapStaggerAxis.Y ? tmxMap.HexSideLength : 0; int sideOffsetX = (tileWidth - sideLengthX) / 2; int sideOffsetY = (tileHeight - sideLengthY) / 2; int columnWidth = sideOffsetX + sideLengthX; int rowHeight = sideOffsetY + sideLengthY; if (tmxMap.StaggerAxis == TmxMap.MapStaggerAxis.X) { point.Y = y * (tileHeight + sideLengthY); if (TmxMath.DoStaggerX(tmxMap, x)) { point.Y += rowHeight; } point.X = x * columnWidth; } else { point.X = x * (tileWidth + sideLengthX); if (TmxMath.DoStaggerY(tmxMap, y)) { point.X += columnWidth; } point.Y = y * rowHeight; } point.Offset(tileWidth / 2, 0); return(point); } // Default orthographic orientation return(new Point(x * tmxMap.TileWidth, y * tmxMap.TileHeight)); }
private void DrawGridHex(Graphics g) { // Our collection of points to render HashSet <Point> points = new HashSet <Point>(); // Note: borrowed heavily from Tiled source (HexagonalRenderer::drawGrid) int tileWidth = this.tmxMap.TileWidth & ~1; int tileHeight = this.tmxMap.TileHeight & ~1; int sideLengthX = tmxMap.StaggerAxis == TmxMap.MapStaggerAxis.X ? tmxMap.HexSideLength : 0; int sideLengthY = tmxMap.StaggerAxis == TmxMap.MapStaggerAxis.Y ? tmxMap.HexSideLength : 0; int sideOffsetX = (tmxMap.TileWidth - sideLengthX) / 2; int sideOffsetY = (tmxMap.TileHeight - sideLengthY) / 2; int columnWidth = sideOffsetX + sideLengthX; int rowHeight = sideOffsetY + sideLengthY; bool staggerX = this.tmxMap.StaggerAxis == TmxMap.MapStaggerAxis.X; // Determine the tile and pixel coordinates to start at Point startTile = new Point(0, 0); Point startPos = TmxMath.TileCornerInScreenCoordinates(this.tmxMap, startTile.X, startTile.Y); Point[] oct = new Point[8] { new Point(0, tileHeight - sideOffsetY), new Point(0, sideOffsetY), new Point(sideOffsetX, 0), new Point(tileWidth - sideOffsetX, 0), new Point(tileWidth, sideOffsetY), new Point(tileWidth, tileHeight - sideOffsetY), new Point(tileWidth - sideOffsetX, tileHeight), new Point(sideOffsetX, tileHeight) }; if (staggerX) { // Odd row shifting is applied in the rendering loop, so un-apply it here if (TmxMath.DoStaggerX(this.tmxMap, startTile.X)) { startPos.Y -= rowHeight; } for (; startTile.X < this.tmxMap.Width; startTile.X++) { Point rowTile = startTile; Point rowPos = startPos; if (TmxMath.DoStaggerX(this.tmxMap, startTile.X)) { rowPos.Y += rowHeight; } for (; rowTile.Y < this.tmxMap.Height; rowTile.Y++) { points.Add(TmxMath.AddPoints(rowPos, oct[1])); points.Add(TmxMath.AddPoints(rowPos, oct[2])); points.Add(TmxMath.AddPoints(rowPos, oct[3])); points.Add(TmxMath.AddPoints(rowPos, oct[4])); bool isStaggered = TmxMath.DoStaggerX(tmxMap, startTile.X); bool lastRow = rowTile.Y == tmxMap.Height - 1; bool lastColumn = rowTile.X == tmxMap.Width - 1; bool bottomLeft = rowTile.X == 0 || (lastRow && isStaggered); bool bottomRight = lastColumn || (lastRow && isStaggered); if (bottomRight) { points.Add(TmxMath.AddPoints(rowPos, oct[5])); points.Add(TmxMath.AddPoints(rowPos, oct[6])); } if (lastRow) { points.Add(TmxMath.AddPoints(rowPos, oct[6])); points.Add(TmxMath.AddPoints(rowPos, oct[7])); } if (bottomLeft) { points.Add(TmxMath.AddPoints(rowPos, oct[7])); points.Add(TmxMath.AddPoints(rowPos, oct[0])); } rowPos.Y += tileHeight + sideLengthY; } startPos.X += columnWidth; } } else { // Odd row shifting is applied in the rendering loop, so un-apply it here if (TmxMath.DoStaggerY(this.tmxMap, startTile.Y)) { startPos.X -= columnWidth; } for (; startTile.Y < tmxMap.Height; startTile.Y++) { Point rowTile = startTile; Point rowPos = startPos; if (TmxMath.DoStaggerY(this.tmxMap, startTile.Y)) { rowPos.X += columnWidth; } for (; rowTile.X < this.tmxMap.Width; rowTile.X++) { points.Add(TmxMath.AddPoints(rowPos, oct[0])); points.Add(TmxMath.AddPoints(rowPos, oct[1])); points.Add(TmxMath.AddPoints(rowPos, oct[2])); points.Add(TmxMath.AddPoints(rowPos, oct[3])); points.Add(TmxMath.AddPoints(rowPos, oct[4])); bool isStaggered = TmxMath.DoStaggerY(this.tmxMap, startTile.Y); bool lastRow = rowTile.Y == this.tmxMap.Height - 1; bool lastColumn = rowTile.Y == this.tmxMap.Width - 1; bool bottomLeft = lastRow || (rowTile.X == 0 && !isStaggered); bool bottomRight = lastRow || (lastColumn && isStaggered); if (lastColumn) { points.Add(TmxMath.AddPoints(rowPos, oct[4])); points.Add(TmxMath.AddPoints(rowPos, oct[5])); } if (bottomRight) { points.Add(TmxMath.AddPoints(rowPos, oct[5])); points.Add(TmxMath.AddPoints(rowPos, oct[6])); } if (bottomLeft) { points.Add(TmxMath.AddPoints(rowPos, oct[7])); points.Add(TmxMath.AddPoints(rowPos, oct[0])); } rowPos.X += tileWidth + sideLengthX; } startPos.Y += rowHeight; } } foreach (var p in points) { RectangleF rc = new RectangleF(p.X, p.Y, Tiled2UnityViewer.GridSize, Tiled2UnityViewer.GridSize); rc.Offset(-Tiled2UnityViewer.GridSize * 0.5f, -Tiled2UnityViewer.GridSize * 0.5f); g.FillRectangle(Brushes.White, rc); g.DrawRectangle(Pens.Black, rc.X, rc.Y, rc.Width, rc.Height); } }
private void DrawGridQuad(Graphics g) { HashSet <Point> points = new HashSet <Point>(); for (int x = 0; x < this.tmxMap.Width; ++x) { for (int y = 0; y < this.tmxMap.Height; ++y) { // Add the "top-left" corner of a tile points.Add(TmxMath.TileCornerInGridCoordinates(this.tmxMap, x, y)); // Add all other corners of the tile to our list of grid points // This is complicated by different map types (espcially staggered isometric) if (this.tmxMap.Orientation == TmxMap.MapOrientation.Orthogonal || this.tmxMap.Orientation == TmxMap.MapOrientation.Isometric) { points.Add(TmxMath.TileCornerInGridCoordinates(this.tmxMap, x + 1, y)); points.Add(TmxMath.TileCornerInGridCoordinates(this.tmxMap, x + 1, y + 1)); points.Add(TmxMath.TileCornerInGridCoordinates(this.tmxMap, x, y + 1)); } else if (this.tmxMap.Orientation == TmxMap.MapOrientation.Staggered) { bool sx = TmxMath.DoStaggerX(this.tmxMap, x); bool sy = TmxMath.DoStaggerY(this.tmxMap, y); if (sx) { // top-right, bottom-right, and bottom-left points.Add(TmxMath.TileCornerInGridCoordinates(this.tmxMap, x + 1, y + 1)); points.Add(TmxMath.TileCornerInGridCoordinates(this.tmxMap, x, y + 1)); points.Add(TmxMath.TileCornerInGridCoordinates(this.tmxMap, x - 1, y + 1)); } else if (sy) { // top-right, bottom-right, and bottom-left points.Add(TmxMath.TileCornerInGridCoordinates(this.tmxMap, x + 1, y + 1)); points.Add(TmxMath.TileCornerInGridCoordinates(this.tmxMap, x, y + 2)); points.Add(TmxMath.TileCornerInGridCoordinates(this.tmxMap, x, y + 1)); } else if (this.tmxMap.StaggerAxis == TmxMap.MapStaggerAxis.X) { // top-right, bottom-right, and bottom-left points.Add(TmxMath.TileCornerInGridCoordinates(this.tmxMap, x + 1, y)); points.Add(TmxMath.TileCornerInGridCoordinates(this.tmxMap, x, y + 1)); points.Add(TmxMath.TileCornerInGridCoordinates(this.tmxMap, x - 1, y)); } else if (this.tmxMap.StaggerAxis == TmxMap.MapStaggerAxis.Y) { // top-right, bottom-right, and bottom-left points.Add(TmxMath.TileCornerInGridCoordinates(this.tmxMap, x, y + 1)); points.Add(TmxMath.TileCornerInGridCoordinates(this.tmxMap, x, y + 2)); points.Add(TmxMath.TileCornerInGridCoordinates(this.tmxMap, x - 1, y + 1)); } } } } foreach (var p in points) { RectangleF rc = new RectangleF(p.X, p.Y, Tiled2UnityViewer.GridSize, Tiled2UnityViewer.GridSize); rc.Offset(-Tiled2UnityViewer.GridSize * 0.5f, -Tiled2UnityViewer.GridSize * 0.5f); g.FillRectangle(Brushes.White, rc); g.DrawRectangle(Pens.Black, rc.X, rc.Y, rc.Width, rc.Height); } }