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KeyHandler // Extend consolidateCursorContext().

This commit is contained in:
ShikiSuen 2022-08-23 12:31:43 +08:00
parent a825178825
commit 49f1e53543
1 changed files with 11 additions and 5 deletions
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16
Source/Modules/ControllerModules/KeyHandler_Core.swift
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@ -140,20 +140,26 @@ public class KeyHandler {
/// ///
/// 威注音輸入法截至 v1.9.3 SP2 版為止都受到上游的這個 Bug 的影響，且在 v1.9.4 版利用該函式修正了這個缺陷。 /// 威注音輸入法截至 v1.9.3 SP2 版為止都受到上游的這個 Bug 的影響，且在 v1.9.4 版利用該函式修正了這個缺陷。
/// 該修正必須搭配至少天權星組字引擎 v2.0.2 版方可生效。算法可能比較囉唆，但至少在常用情形下不會再發生該問題。 /// 該修正必須搭配至少天權星組字引擎 v2.0.2 版方可生效。算法可能比較囉唆，但至少在常用情形下不會再發生該問題。
/// - Parameter theCandidate: 要拿來覆寫的詞音配對。 /// - Parameters:
func consolidateCursorContext(with theCandidate: Megrez.Compositor.Candidate) { /// - theCandidate: 要拿來覆寫的詞音配對。
/// - cursorSpecified: 給定作業目標游標位置（不知道怎麼用的話就不要用），不設定的話則改用 actualCandidateCursor。
func consolidateCursorContext(with theCandidate: Megrez.Compositor.Candidate = .init(), cursorSpecified: Int? = nil) {
var cursorSpecified = cursorSpecified ?? actualCandidateCursor
if cursorSpecified != actualCandidateCursor {
cursorSpecified = max(0, min(cursorSpecified, compositor.width - 1)) // 糾正傳入的數值。
}
let grid = compositor let grid = compositor
var frontBoundaryEX = compositor.width - 1 var frontBoundaryEX = compositor.width - 1
var rearBoundaryEX = 0 var rearBoundaryEX = 0
if grid.overrideCandidate(theCandidate, at: actualCandidateCursor) { if grid.overrideCandidate(theCandidate, at: cursorSpecified) {
guard let node = compositor.walkedNodes.findNode(at: actualCandidateCursor, target: &frontBoundaryEX) else { guard let node = compositor.walkedNodes.findNode(at: cursorSpecified, target: &frontBoundaryEX) else {
return return
} }
rearBoundaryEX = max(0, frontBoundaryEX - node.keyArray.count) rearBoundaryEX = max(0, frontBoundaryEX - node.keyArray.count)
} }
var frontBoundary = 0 var frontBoundary = 0
guard let node = compositor.walkedNodes.findNode(at: actualCandidateCursor, target: &frontBoundary) else { return } guard let node = compositor.walkedNodes.findNode(at: cursorSpecified, target: &frontBoundary) else { return }
var rearBoundary = min(max(0, frontBoundary - node.keyArray.count), rearBoundaryEX) // 防呆 var rearBoundary = min(max(0, frontBoundary - node.keyArray.count), rearBoundaryEX) // 防呆
frontBoundary = max(min(frontBoundary, compositor.width), frontBoundaryEX) // 防呆。 frontBoundary = max(min(frontBoundary, compositor.width), frontBoundaryEX) // 防呆。