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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@9647 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Stefano Ceccherini
2004-10-29 09:11:53 +00:00
parent 08db68e8ee
commit f900119889
5 changed files with 100 additions and 128 deletions
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src/kits/interface/BTextView/LineBuffer.cpp
+19 -32
View File
@@ -1,5 +1,5 @@
//------------------------------------------------------------------------------
// Copyright (c) 2001-2003, OpenBeOS
// Copyright (c) 2001-2004, Haiku, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
@@ -24,41 +24,34 @@
// Description: Line storage used by BTextView
//------------------------------------------------------------------------------
// Standard Includes -----------------------------------------------------------
// System Includes -------------------------------------------------------------
#include "LineBuffer.h"
// Project Includes ------------------------------------------------------------
// Local Includes --------------------------------------------------------------
// Local Defines ---------------------------------------------------------------
// Globals ---------------------------------------------------------------------
//------------------------------------------------------------------------------
_BLineBuffer_::_BLineBuffer_()
: _BTextViewSupportBuffer_<STELine>(20, 2)
{
}
//------------------------------------------------------------------------------
_BLineBuffer_::~_BLineBuffer_()
{
}
//------------------------------------------------------------------------------
void
_BLineBuffer_::InsertLine(STELine *inLine, int32 index)
{
InsertItemsAt(1, index, inLine);
}
//------------------------------------------------------------------------------
void
_BLineBuffer_::RemoveLines(int32 index, int32 count)
{
RemoveItemsAt(count, index);
}
//------------------------------------------------------------------------------
void
_BLineBuffer_::RemoveLineRange(int32 fromOffset, int32 toOffset)
{
@@ -71,7 +64,8 @@ _BLineBuffer_::RemoveLineRange(int32 fromOffset, int32 toOffset)
BumpOffset(fromOffset - toOffset, fromLine + 1);
}
//------------------------------------------------------------------------------
int32
_BLineBuffer_::OffsetToLine(int32 offset) const
{
@@ -86,14 +80,14 @@ _BLineBuffer_::OffsetToLine(int32 offset) const
break;
else
minIndex = index + 1;
}
else
} else
maxIndex = index;
}
return index;
}
//------------------------------------------------------------------------------
int32 _BLineBuffer_::PixelToLine(float pixel) const
{
int32 minIndex = 0;
@@ -107,32 +101,25 @@ int32 _BLineBuffer_::PixelToLine(float pixel) const
break;
else
minIndex = index + 1;
}
else
} else
maxIndex = index;
}
return index;
}
//------------------------------------------------------------------------------
void
_BLineBuffer_::BumpOrigin(float delta, long index)
{
for (long i = index; i < fItemCount; i++)
fBuffer[i].origin += delta;
}
//------------------------------------------------------------------------------
void
_BLineBuffer_::BumpOffset(int32 delta, int32 index)
{
for (long i = index; i < fItemCount; i++)
fBuffer[i].offset += delta;
}
//------------------------------------------------------------------------------
/*
* $Log $
*
* $Id $
*
*/