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/**
* @file llcoord.h
*
* $LicenseInfo:firstyear=2001&license=viewergpl$
*
* Copyright (c) 2001-2009, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at
* http://secondlifegrid.net/programs/open_source/licensing/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
#ifndef LL_LLCOORD_H
#define LL_LLCOORD_H
// A two-dimensional pixel value
class LLCoord
{
public:
S32 mX;
S32 mY;
LLCoord(): mX(0), mY(0)
{}
LLCoord(S32 x, S32 y): mX(x), mY(y)
{}
virtual ~LLCoord()
{}
virtual void set(S32 x, S32 y) { mX = x; mY = y; }
};
// GL coordinates start in the client region of a window,
// with left, bottom = 0, 0
class LLCoordGL : public LLCoord
{
public:
LLCoordGL() : LLCoord()
{}
LLCoordGL(S32 x, S32 y) : LLCoord(x, y)
{}
bool operator==(const LLCoordGL& other) const { return mX == other.mX && mY == other.mY; }
bool operator!=(const LLCoordGL& other) const { return !(*this == other); }
};
//bool operator ==(const LLCoordGL& a, const LLCoordGL& b);
// Window coords include things like window borders,
// menu regions, etc.
class LLCoordWindow : public LLCoord
{
public:
LLCoordWindow() : LLCoord()
{}
LLCoordWindow(S32 x, S32 y) : LLCoord(x, y)
{}
bool operator==(const LLCoordWindow& other) const { return mX == other.mX && mY == other.mY; }
bool operator!=(const LLCoordWindow& other) const { return !(*this == other); }
};
// Screen coords start at left, top = 0, 0
class LLCoordScreen : public LLCoord
{
public:
LLCoordScreen() : LLCoord()
{}
LLCoordScreen(S32 x, S32 y) : LLCoord(x, y)
{}
bool operator==(const LLCoordScreen& other) const { return mX == other.mX && mY == other.mY; }
bool operator!=(const LLCoordScreen& other) const { return !(*this == other); }
};
class LLCoordFont : public LLCoord
{
public:
F32 mZ;
LLCoordFont() : LLCoord(), mZ(0.f)
{}
LLCoordFont(S32 x, S32 y, F32 z = 0) : LLCoord(x,y), mZ(z)
{}
void set(S32 x, S32 y) { LLCoord::set(x,y); mZ = 0.f; }
void set(S32 x, S32 y, F32 z) { mX = x; mY = y; mZ = z; }
bool operator==(const LLCoordFont& other) const { return mX == other.mX && mY == other.mY; }
bool operator!=(const LLCoordFont& other) const { return !(*this == other); }
};
#endif
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