/usr/include/oce/Aspect_Convert.hxx is in liboce-visualization-dev 0.15-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 | // Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and / or modify it
// under the terms of the GNU Lesser General Public version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
#ifndef _Aspect_Convert_HeaderFile
#define _Aspect_Convert_HeaderFile
#include <Standard.hxx>
#include <Quantity_Parameter.hxx>
//! Auxiliary functions for DCU <-> Pixels conversions.
namespace Aspect_Convert
{
inline Standard_Integer Round (Standard_Real theValue)
{
return Standard_Integer(theValue + (theValue >= 0 ? 0.5 : -0.5 ));
}
inline void ConvertCoordinates (const Standard_Integer theParentPxSizeX, const Standard_Integer theParentPxSizeY,
const Quantity_Parameter theQCenterX, const Quantity_Parameter theQCenterY,
const Quantity_Parameter theQSizeX, const Quantity_Parameter theQSizeY,
Standard_Integer& thePxLeft, Standard_Integer& thePxTop,
Standard_Integer& thePxSizeX, Standard_Integer& thePxSizeY)
{
Quantity_Parameter theParentSizeMin = Min (theParentPxSizeX, theParentPxSizeY);
thePxSizeX = Round (theQSizeX * theParentSizeMin);
thePxSizeY = Round (theQSizeY * theParentSizeMin);
Standard_Integer thePxCenterX = Round(theQCenterX * Quantity_Parameter (theParentPxSizeX));
Standard_Integer thePxCenterY = Round((1.0 - theQCenterY) * Quantity_Parameter (theParentPxSizeY));
thePxLeft = thePxCenterX - thePxSizeX / 2;
thePxTop = thePxCenterY - thePxSizeY / 2;
}
inline void ConvertCoordinates (const Standard_Integer theParentPxSizeX, const Standard_Integer theParentPxSizeY,
const Standard_Integer thePxLeft, const Standard_Integer thePxTop,
const Standard_Integer thePxSizeX, const Standard_Integer thePxSizeY,
Quantity_Parameter& theQCenterX, Quantity_Parameter& theQCenterY,
Quantity_Parameter& theQSizeX, Quantity_Parameter& theQSizeY)
{
Quantity_Parameter theParentSizeMin = Min (theParentPxSizeX, theParentPxSizeY);
theQSizeX = Quantity_Parameter(thePxSizeX) / theParentSizeMin;
theQSizeY = Quantity_Parameter(thePxSizeY) / theParentSizeMin;
Standard_Integer thePxCenterX = thePxLeft + thePxSizeX / 2;
Standard_Integer thePxCenterY = thePxTop + thePxSizeY / 2;
theQCenterX = Quantity_Parameter (thePxCenterX) / Quantity_Parameter (theParentPxSizeX);
theQCenterY = 1.0 - Quantity_Parameter (thePxCenterY) / Quantity_Parameter (theParentPxSizeY);
}
inline void FitIn (const Standard_Integer theParentPxSizeX, const Standard_Integer theParentPxSizeY,
Standard_Integer& thePxLeft, Standard_Integer& thePxTop,
Standard_Integer& thePxSizeX, Standard_Integer& thePxSizeY)
{
if (thePxLeft < 0)
{
//thePxSizeX -= 2 * thePxLeft;
thePxLeft = 0;
}
if ((thePxLeft + thePxSizeX) > theParentPxSizeX)
{
thePxSizeX = theParentPxSizeX - thePxLeft;
}
if (thePxTop < 0)
{
//thePxSizeY -= 2 * thePxTop;
thePxTop = 0;
}
if ((thePxTop + thePxSizeY) > theParentPxSizeY)
{
thePxSizeY = theParentPxSizeY - thePxTop;
}
}
};
#endif /* _Aspect_Convert_HeaderFile */
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