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58 lines
1.3 KiB
58 lines
1.3 KiB
// Amplify Shader Editor - Visual Shader Editing Tool
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// Copyright (c) Amplify Creations, Lda <info@amplify.pt>
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using System.Collections.Generic;
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namespace AmplifyShaderEditor
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{
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public class ActionLog
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{
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private int m_maxCount;
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private int m_index;
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private List<ActionData> m_sequence;
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public ActionLog(int maxCount)
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{
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m_maxCount = maxCount;
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m_index = 0;
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m_sequence = new List<ActionData>();
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}
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public void AddToLog(ActionData actionData)
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{
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if (m_sequence.Count > m_maxCount)
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{
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m_sequence.RemoveAt(0);
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}
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m_sequence.Add(actionData);
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m_index = m_sequence.Count - 1;
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}
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public void UndoLastAction()
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{
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if ( m_index > -1 && m_index < m_sequence.Count )
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m_sequence[m_index--].ExecuteReverse();
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}
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public void RedoLastAction()
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{
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if (m_index < (m_sequence.Count - 1))
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m_sequence[++m_index].ExecuteForward();
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}
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public void ClearLog()
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{
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m_sequence.Clear();
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m_index = 0;
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}
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public void Destroy()
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{
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m_sequence.Clear();
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m_sequence = null;
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}
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}
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}
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