From 7fbd8e2a34d2f5084ce26ad95d7c70ae4de6a233 Mon Sep 17 00:00:00 2001
From: nyamatongwe <unknown>
Date: Wed, 8 Mar 2000 01:38:23 +0000
Subject: Initial revision

---
 src/ContractionState.h | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 src/ContractionState.h

(limited to 'src/ContractionState.h')

diff --git a/src/ContractionState.h b/src/ContractionState.h
new file mode 100644
index 000000000..9e17a7693
--- /dev/null
+++ b/src/ContractionState.h
@@ -0,0 +1,50 @@
+// Scintilla source code edit control
+// ContractionState.h - manages visibility of lines for folding
+// Copyright 1998-2000 by Neil Hodgson <neilh@scintilla.org>
+// The License.txt file describes the conditions under which this software may be distributed.
+
+#ifndef CONTRACTIONSTATE_H
+#define CONTRACTIONSTATE_H
+
+class OneLine {
+public:
+	int displayLine;	// position within set of visible lines
+	int docLine;		// inverse of displayLine
+	bool visible;
+	bool expanded;
+	
+	OneLine();
+	virtual ~OneLine() {}
+};
+
+class ContractionState {
+	void Grow(int sizeNew);
+	enum { growSize = 4000 };
+	int linesInDoc;
+	int linesInDisplay;
+	mutable OneLine *lines;
+	int size;
+	mutable bool valid;
+	void MakeValid() const;
+public:
+	ContractionState();
+	virtual ~ContractionState();
+	
+	void Clear();
+	
+	int LinesInDoc() const;	
+	int LinesDisplayed() const;	
+	int DisplayFromDoc(int lineDoc) const;
+	int DocFromDisplay(int lineDisplay) const;
+	
+	void InsertLines(int lineDoc, int lineCount);
+	void DeleteLines(int lineDoc, int lineCount);
+	
+	bool GetVisible(int lineDoc) const;
+	bool SetVisible(int lineDocStart, int lineDocEnd, bool visible);
+	
+	bool GetExpanded(int lineDoc) const;
+	bool SetExpanded(int lineDoc, bool expanded);
+};
+
+#endif
-- 
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