| 1 | #nullable enable |
| 2 | |
| 3 | using SkiaSharp; |
| 4 | |
| 5 | namespace CascadeIDE.Views.Chat.Skia; |
| 6 | |
| 7 | /// <summary> |
| 8 | /// Prose + attach-chip в одной строке, когда хватает ширины (маркер не на отдельной строке). |
| 9 | /// </summary> |
| 10 | internal static class SkiaChatFeedInlineAttachLayout |
| 11 | { |
| 12 | public const float Gap = 6f; |
| 13 | |
| 14 | public static bool TryMeasurePair( |
| 15 | string proseText, |
| 16 | string chipLabel, |
| 17 | string? anchorShortId, |
| 18 | float bodyColumnWidth, |
| 19 | in SkiaChatFeedLayout layout, |
| 20 | in SkiaChatBubbleSpec proseSpec, |
| 21 | out float proseBlockWidth, |
| 22 | out float rowHeight) |
| 23 | { |
| 24 | proseBlockWidth = 0f; |
| 25 | rowHeight = 0f; |
| 26 | if (string.IsNullOrEmpty(proseText) |
| 27 | || proseText.Contains('\n', StringComparison.Ordinal) |
| 28 | || proseText.Contains('\r', StringComparison.Ordinal)) |
| 29 | { |
| 30 | return false; |
| 31 | } |
| 32 | |
| 33 | using var font = SkiaChatFeedFontResolver.CreateFont(layout.ProseFamily, layout.ProseFontSize); |
| 34 | var proseIntrinsicW = font.MeasureText(proseText); |
| 35 | proseBlockWidth = proseIntrinsicW + layout.TextInset * 2f; |
| 36 | |
| 37 | var narrowMaxChars = layout.MaxCharsForWidth(proseBlockWidth); |
| 38 | var narrowCtx = new SkiaChatMeasureContext(narrowMaxChars, proseBlockWidth); |
| 39 | var metrics = SkiaChatBubbleRenderer.Measure(narrowCtx, proseSpec); |
| 40 | if (metrics.ContentLines.Count > 1) |
| 41 | return false; |
| 42 | |
| 43 | var proseH = SkiaChatBubbleRenderer.MeasureHeight(proseSpec, metrics); |
| 44 | if (metrics.RichTextBody is { } rich |
| 45 | && rich.BodyHeight > layout.ProseLineHeight * 1.35f) |
| 46 | { |
| 47 | return false; |
| 48 | } |
| 49 | |
| 50 | if (proseH > layout.ProseLineHeight * 1.35f) |
| 51 | return false; |
| 52 | |
| 53 | var chipH = SkiaIntercomAttachLinkChip.MeasureHeight(layout.ForwardHost, layout.AttachChipFontSize); |
| 54 | var chipW = SkiaIntercomAttachLinkChip.MeasureIntrinsicWidth( |
| 55 | chipLabel, |
| 56 | anchorShortId, |
| 57 | layout.AttachChipFontSize, |
| 58 | layout.ChipFamily, |
| 59 | layout.ChipIdFamily); |
| 60 | if (proseBlockWidth + Gap + chipW > bodyColumnWidth + 0.5f) |
| 61 | return false; |
| 62 | |
| 63 | rowHeight = Math.Max(proseH, chipH); |
| 64 | return true; |
| 65 | } |
| 66 | |
| 67 | public static float ChipTop(float rowTop, float rowHeight, float chipHeight) => |
| 68 | rowTop + (rowHeight - chipHeight) * 0.5f; |
| 69 | } |
| 70 | |