Reset master to testing content

internal/app/indentation.go

@@ -0,0 +1,89 @@
+// Copyright (c) 2026 Storm Dragon
+// Authors: Storm Dragon, Angus Kola
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+package app
+
+import (
+	"fmt"
+	"strings"
+
+	"git.stormux.org/storm/cthulhu/internal/atspi"
+	"git.stormux.org/storm/cthulhu/internal/sound"
+)
+
+type speechLine struct {
+	Object atspi.ObjectID
+	Raw    string
+}
+type indentationData struct {
+	signature string
+	columns   int
+}
+type indentationHistory map[atspi.ObjectID]indentationData
+
+func indentation_data(line string) indentationData {
+	var data indentationData
+	for _, value := range line {
+		switch value {
+		case ' ', '\u00a0':
+			data.columns++
+			value = ' '
+		case '\t':
+			data.columns += 4 - data.columns%4
+		default:
+			return data
+		}
+		data.signature += string(value)
+	}
+	return data
+}
+
+func (worker *speechWorker) line_text(text string, line *speechLine) string {
+	if line == nil || worker.reading == nil {
+		return text
+	}
+	data := indentation_data(line.Raw)
+	previous, known := worker.indentation[line.Object]
+	if worker.indentation == nil || len(worker.indentation) >= 128 && !known {
+		worker.indentation = make(indentationHistory)
+	}
+	worker.indentation[line.Object] = data
+	settings := worker.reading()
+	if !settings.EnableIndentation || settings.OnlySpeakDisplayedText || known && previous.signature == data.signature {
+		return text
+	}
+	mode := settings.IndentationPresentationMode
+	if (mode == "beeps" || mode == "both") && worker.indentationCue != nil {
+		frequency := min(2700, 200+data.columns*30)
+		if data.columns > previous.columns {
+			frequency += 50
+		} else if data.columns < previous.columns {
+			frequency = max(100, frequency-50)
+		}
+		worker.indentationCue(sound.Cue{Name: sound.IndentationCueName(frequency)})
+	}
+	if mode == "beeps" {
+		return text
+	}
+	word := "columns"
+	if data.columns == 1 {
+		word = "column"
+	}
+	return strings.TrimSuffix(fmt.Sprintf("indentation %d %s, %s", data.columns, word, text), ", ")
+}
+
+func document_speech_line(line atspi.DocumentLine) *speechLine {
+	if len(line.Contents) == 0 {
+		return nil
+	}
+	content := line.Contents[0]
+	if content.Snapshot.Role == "password text" {
+		return nil
+	}
+	raw := content.RawText
+	if raw == "" {
+		raw = content.Text
+	}
+	return &speechLine{Object: content.Snapshot.ID(), Raw: raw}
+}