MegaMan.LevelEditor.StageForm.AlignScreenSurfaces C# (CSharp) Метод

        private void AlignScreenSurfaces()
        {
            if (surfaces.Count == 0) return;

            var placeable = new HashSet<string>();
            var orphans = new List<string>();

            int oldHorizScroll = this.HorizontalScroll.Value;
            int oldVertScroll = this.VerticalScroll.Value;
            this.HorizontalScroll.Value = 0;
            this.VerticalScroll.Value = 0;

            int minX = 0, minY = 0, maxX = 0, maxY = 0;

            foreach (var surface in surfaces.Values)
            {
                surface.Placed = false;
            }

            var startScreen = surfaces.Values.First();
            if (surfaces.ContainsKey(stage.StartScreen))
            {
                startScreen = surfaces[stage.StartScreen];
            }

            // lay the screens out like a deep graph traversal
            LayoutFromScreen(startScreen, new Point(0, 0));

            // any remaining disconnected screens
            foreach (var surface in surfaces.Values.Where(s => !s.Placed))
            {
                LayoutFromScreen(surface, new Point(0, 0));
            }

            foreach (var surface in surfaces.Values)
            {
                minX = Math.Min(minX, surface.Location.X);
                minY = Math.Min(minY, surface.Location.Y);
            }

            if (minX < -this.HorizontalScroll.Value || minY < -this.VerticalScroll.Value)
            {
                // now readjust to all positive locations
                foreach (var surface in surfaces.Values)
                {
                    surface.Location = new Point(surface.Location.X - minX - this.HorizontalScroll.Value, surface.Location.Y - minY - this.VerticalScroll.Value);
                }
            }

            foreach (var surface in surfaces.Values)
            {
                maxX = Math.Max(maxX, surface.Right);
                maxY = Math.Max(maxY, surface.Bottom);
            }

            joinOverlay.Refresh(maxX + 20, maxY + 20, stage.Joins, surfaces);
            joinOverlay.Visible = MainForm.Instance.DrawJoins;

            this.HorizontalScroll.Value = oldHorizScroll;
            this.VerticalScroll.Value = oldVertScroll;

            foreach (var surfacePair in surfaces)
            {
                surfaceLocations[surfacePair.Key] = surfacePair.Value.Location;
            }
        }