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mirror of https://github.com/qvacua/vimr.git synced 2024-12-29 16:56:40 +03:00
This commit is contained in:
Tae Won Ha 2020-12-10 22:01:51 +01:00
parent 91fe709e41
commit 211e200ff4
No known key found for this signature in database
GPG Key ID: E40743465B5B8B44
3 changed files with 14 additions and 27 deletions

View File

@ -6,14 +6,12 @@
import Cocoa
struct AttributesRun {
var location: CGPoint
var cells: ArraySlice<UCell>
var attrs: CellAttributes
}
struct FontGlyphRun {
var font: NSFont
var glyphs: [CGGlyph]
var positions: [CGPoint]

View File

@ -4,11 +4,10 @@
*/
import Cocoa
import os
import Commons
import os
final class Typesetter {
func fontGlyphRunsWithLigatures(
nvimUtf16Cells: [[Unicode.UTF16.CodeUnit]],
startColumn: Int,
@ -16,7 +15,6 @@ final class Typesetter {
font: NSFont,
cellWidth: CGFloat
) -> [FontGlyphRun] {
let utf16Chars = self.utf16Chars(from: nvimUtf16Cells)
let cellIndices = self.cellIndices(from: nvimUtf16Cells, utf16CharsCount: utf16Chars.count)
let ctRuns = self.ctRuns(from: utf16Chars, font: font)
@ -75,7 +73,6 @@ final class Typesetter {
font: NSFont,
cellWidth: CGFloat
) -> [FontGlyphRun] {
let nvimUtf16CellsRuns = self.groupSimpleAndNonSimpleChars(
nvimUtf16Cells: nvimUtf16Cells, font: font
)
@ -92,7 +89,7 @@ final class Typesetter {
}
let unichars = self.utf16Chars(from: run.nvimUtf16Cells)
var glyphs = Array<CGGlyph>(repeating: CGGlyph(), count: unichars.count)
var glyphs = [CGGlyph](repeating: CGGlyph(), count: unichars.count)
let gotAllGlyphs = CTFontGetGlyphsForCharacters(font, unichars, &glyphs, unichars.count)
if gotAllGlyphs {
@ -124,7 +121,7 @@ final class Typesetter {
}
return [
FontGlyphRun(font: font, glyphs: Array(glyphs[range]), positions: positions)
FontGlyphRun(font: font, glyphs: Array(glyphs[range]), positions: positions),
]
}
}
@ -135,7 +132,7 @@ final class Typesetter {
return runs.flatMap { $0 }
}
private func ctRuns(from utf16Chars: Array<Unicode.UTF16.CodeUnit>, font: NSFont) -> [CTRun] {
private func ctRuns(from utf16Chars: [Unicode.UTF16.CodeUnit], font: NSFont) -> [CTRun] {
if let ctRunsAndFont = self.ctRunsCache.valueForKey(utf16Chars),
font == ctRunsAndFont.font { return ctRunsAndFont.ctRuns }
@ -147,17 +144,14 @@ final class Typesetter {
let ctLine = CTLineCreateWithAttributedString(attrStr)
guard let ctRuns = CTLineGetGlyphRuns(ctLine) as? [CTRun] else { return [] }
self.ctRunsCache.set(
CtRunsAndFont(ctRuns: ctRuns, font: font),
forKey: utf16Chars
)
self.ctRunsCache.set(CtRunsAndFont(ctRuns: ctRuns, font: font), forKey: utf16Chars)
return ctRuns
}
private func groupSimpleAndNonSimpleChars(
nvimUtf16Cells: [[Unicode.UTF16.CodeUnit]],
font: NSFont
font _: NSFont
) -> [NvimUtf16CellsRun] {
if nvimUtf16Cells.isEmpty { return [] }
@ -226,8 +220,8 @@ final class Typesetter {
private func cellIndices(
from nvimUtf16Cells: [[Unicode.UTF16.CodeUnit]],
utf16CharsCount: Int
) -> Array<Int> {
return nvimUtf16Cells.withUnsafeBufferPointer { pointer -> [Int] in
) -> [Int] {
nvimUtf16Cells.withUnsafeBufferPointer { pointer -> [Int] in
var cellIndices = Array(repeating: 0, count: utf16CharsCount)
var cellIndex = 0
var i = 0
@ -238,7 +232,7 @@ final class Typesetter {
continue
}
for _ in (0..<pointer[cellIndex].count) {
for _ in 0..<pointer[cellIndex].count {
cellIndices[i] = cellIndex
i = i + 1
}
@ -249,11 +243,11 @@ final class Typesetter {
}
}
private func utf16Chars(from nvimUtf16Cells: [[Unicode.UTF16.CodeUnit]]) -> Array<UInt16> {
private func utf16Chars(from nvimUtf16Cells: [[Unicode.UTF16.CodeUnit]]) -> [UInt16] {
nvimUtf16Cells.withUnsafeBufferPointer { pointer -> [UInt16] in
let count = pointer.reduce(0) { acc, elem in acc + elem.count }
return Array<Unicode.UTF16.CodeUnit>(
return [Unicode.UTF16.CodeUnit](
unsafeUninitializedCapacity: count
) { resultPtr, initCount in
var i = 0
@ -270,7 +264,7 @@ final class Typesetter {
}
}
private let ctRunsCache = FifoCache<Array<Unicode.UTF16.CodeUnit>, CtRunsAndFont>(
private let ctRunsCache = FifoCache<[Unicode.UTF16.CodeUnit], CtRunsAndFont>(
count: 5000,
queueQos: .userInteractive
)
@ -278,13 +272,11 @@ final class Typesetter {
private let log = OSLog(subsystem: Defs.loggerSubsystem, category: Defs.LoggerCategory.view)
private struct CtRunsAndFont {
var ctRuns: [CTRun]
var font: NSFont
}
private struct NvimUtf16CellsRun {
var startColumn: Int
var nvimUtf16Cells: [[Unicode.UTF16.CodeUnit]]
var isSimple: Bool

View File

@ -95,8 +95,7 @@ final class UGrid: CustomStringConvertible, Codable {
let attrId = self.cells[position.row][position.column].attrId
guard attrId >= CellAttributesCollection.defaultAttributesId,
attrId != CellAttributesCollection.reversedDefaultAttributesId
else { return }
attrId != CellAttributesCollection.reversedDefaultAttributesId else { return }
let newAttrsId: Int
if attrId == CellAttributesCollection.defaultAttributesId {
@ -121,9 +120,7 @@ final class UGrid: CustomStringConvertible, Codable {
return Position(row: row, column: col)
}
func oneDimCellIndex(forRow row: Int, column: Int) -> Int {
row * self.size.width + column
}
func oneDimCellIndex(forRow row: Int, column: Int) -> Int { row * self.size.width + column }
func oneDimCellIndex(forPosition position: Position) -> Int {
position.row * self.size.width + position.column