| 1 | #nullable enable |
| 2 | using Avalonia; |
| 3 | using CascadeIDE.ViewModels; |
| 4 | |
| 5 | namespace CascadeIDE.Services.Navigation; |
| 6 | |
| 7 | /// <summary>Стабильные id внутренних блоков прибора карты намерений (ADR 0088 §2.4) — не путать с <c>cell_id</c> deck региона.</summary> |
| 8 | public static class CodeNavigationMapWorkspaceInstrumentBlockIds |
| 9 | { |
| 10 | public const string Graph = "code_navigation.workspace_instrument.block.graph"; |
| 11 | public const string Legend = "code_navigation.workspace_instrument.block.legend"; |
| 12 | } |
| 13 | |
| 14 | /// <summary>Вид внутреннего блока кабинного прибора карты намерений.</summary> |
| 15 | public enum CodeNavigationMapWorkspaceInstrumentBlockKind |
| 16 | { |
| 17 | /// <summary>Подграф (узлы, рёбра) в зарезервированной области графа.</summary> |
| 18 | Graph = 0, |
| 19 | |
| 20 | /// <summary>Легенда (индексы шагов, ключи фигур, стили рёбер).</summary> |
| 21 | Legend = 1 |
| 22 | } |
| 23 | |
| 24 | /// <summary>Размещение одного внутреннего блока в системе координат мини-карты (0,0 — левый верх вьюпорта).</summary> |
| 25 | public sealed record CodeNavigationMapWorkspaceInstrumentBlockDescriptor( |
| 26 | string Id, |
| 27 | CodeNavigationMapWorkspaceInstrumentBlockKind Kind, |
| 28 | Rect Bounds) |
| 29 | { |
| 30 | public bool IsEmpty => Bounds.Width <= 0 || Bounds.Height <= 0; |
| 31 | } |
| 32 | |
| 33 | /// <summary> |
| 34 | /// Композитор <b>внутренних</b> блоков прибора: по уже уложенной <see cref="CodeNavigationMapGraphSceneVm"/> и размеру вьюпорта |
| 35 | /// вычисляет осмысленные прямоугольники «граф / легенда» (тот же смысл, что разнесение в <see cref="Cockpit.PrimitivesKit.CodeNavigationMapSceneDrawing"/>). |
| 36 | /// </summary> |
| 37 | public static class CodeNavigationMapWorkspaceInstrumentBlockCompositor |
| 38 | { |
| 39 | public static IReadOnlyList<CodeNavigationMapWorkspaceInstrumentBlockDescriptor> Compose( |
| 40 | CodeNavigationMapGraphSceneVm scene, |
| 41 | double viewportWidth, |
| 42 | double viewportHeight) |
| 43 | { |
| 44 | if (scene.IsEmpty || viewportWidth <= 0 || viewportHeight <= 0) |
| 45 | return Array.Empty<CodeNavigationMapWorkspaceInstrumentBlockDescriptor>(); |
| 46 | |
| 47 | if (!scene.UseLegendColumn) |
| 48 | { |
| 49 | return |
| 50 | [ |
| 51 | new CodeNavigationMapWorkspaceInstrumentBlockDescriptor( |
| 52 | CodeNavigationMapWorkspaceInstrumentBlockIds.Graph, |
| 53 | CodeNavigationMapWorkspaceInstrumentBlockKind.Graph, |
| 54 | new Rect(0, 0, viewportWidth, viewportHeight)) |
| 55 | ]; |
| 56 | } |
| 57 | |
| 58 | if (scene.LegendPlacement == CodeNavigationMapLegendBlockPlacement.BelowGraph |
| 59 | && scene.LegendBlockTopY > 0 |
| 60 | && scene.LegendBlockTopY < viewportHeight) |
| 61 | { |
| 62 | var graphH = Math.Min(scene.LegendBlockTopY, viewportHeight); |
| 63 | return |
| 64 | [ |
| 65 | new CodeNavigationMapWorkspaceInstrumentBlockDescriptor( |
| 66 | CodeNavigationMapWorkspaceInstrumentBlockIds.Graph, |
| 67 | CodeNavigationMapWorkspaceInstrumentBlockKind.Graph, |
| 68 | new Rect(0, 0, viewportWidth, graphH)), |
| 69 | new CodeNavigationMapWorkspaceInstrumentBlockDescriptor( |
| 70 | CodeNavigationMapWorkspaceInstrumentBlockIds.Legend, |
| 71 | CodeNavigationMapWorkspaceInstrumentBlockKind.Legend, |
| 72 | new Rect(0, scene.LegendBlockTopY, viewportWidth, viewportHeight - scene.LegendBlockTopY)) |
| 73 | ]; |
| 74 | } |
| 75 | |
| 76 | // Соседняя колонка: легенда справа от <see cref="CodeNavigationMapGraphSceneVm.LegendColumnLeft"/> |
| 77 | var legendX = Math.Min(scene.LegendColumnLeft, viewportWidth); |
| 78 | if (legendX >= viewportWidth - 1) |
| 79 | { |
| 80 | return |
| 81 | [ |
| 82 | new CodeNavigationMapWorkspaceInstrumentBlockDescriptor( |
| 83 | CodeNavigationMapWorkspaceInstrumentBlockIds.Graph, |
| 84 | CodeNavigationMapWorkspaceInstrumentBlockKind.Graph, |
| 85 | new Rect(0, 0, viewportWidth, viewportHeight)) |
| 86 | ]; |
| 87 | } |
| 88 | |
| 89 | var graphW = Math.Max(0, legendX); |
| 90 | return |
| 91 | [ |
| 92 | new CodeNavigationMapWorkspaceInstrumentBlockDescriptor( |
| 93 | CodeNavigationMapWorkspaceInstrumentBlockIds.Graph, |
| 94 | CodeNavigationMapWorkspaceInstrumentBlockKind.Graph, |
| 95 | new Rect(0, 0, graphW, viewportHeight)), |
| 96 | new CodeNavigationMapWorkspaceInstrumentBlockDescriptor( |
| 97 | CodeNavigationMapWorkspaceInstrumentBlockIds.Legend, |
| 98 | CodeNavigationMapWorkspaceInstrumentBlockKind.Legend, |
| 99 | new Rect(legendX, 0, viewportWidth - legendX, viewportHeight)) |
| 100 | ]; |
| 101 | } |
| 102 | } |
| 103 | |