1
0
mirror of https://git.dev.opencascade.org/repos/occt.git synced 2025-04-07 18:30:55 +03:00
occt/src/RWStepVisual/RWStepVisual_RWSurfaceStyleRendering.cxx
Igor Khozhanov 691711cd3e 0031550: Data Exchange, STEP Import - surface transparency is ignored (SURFACE_STYLE_TRANSPARENT)
Implemented reading and writing transparency to/from step files
2020-05-22 11:07:37 +03:00

101 lines
4.2 KiB
C++

// Created on : Thu May 14 15:13:19 2020
// Created by: Igor KHOZHANOV
// Generator: Express (EXPRESS -> CASCADE/XSTEP Translator) V2.0
// Copyright (c) Open CASCADE 2020
//
// 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 License 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.
#include <RWStepVisual_RWSurfaceStyleRendering.hxx>
#include <Interface_EntityIterator.hxx>
#include <StepData_StepReaderData.hxx>
#include <StepData_StepWriter.hxx>
#include <StepVisual_SurfaceStyleRendering.hxx>
#include <StepVisual_ShadingSurfaceMethod.hxx>
#include <StepVisual_Colour.hxx>
//=======================================================================
//function : RWStepVisual_RWSurfaceStyleRendering
//purpose :
//=======================================================================
RWStepVisual_RWSurfaceStyleRendering::RWStepVisual_RWSurfaceStyleRendering() {}
//=======================================================================
//function : ReadStep
//purpose :
//=======================================================================
void RWStepVisual_RWSurfaceStyleRendering::ReadStep (const Handle(StepData_StepReaderData)& data,
const Standard_Integer num,
Handle(Interface_Check)& ach,
const Handle(StepVisual_SurfaceStyleRendering)& ent) const
{
// Check number of parameters
if ( ! data->CheckNbParams(num,2,ach,"surface_style_rendering") ) return;
// Own fields of SurfaceStyleRendering
StepVisual_ShadingSurfaceMethod aRenderingMethod = StepVisual_ssmNormalShading;
if (data->ParamType (num, 1) == Interface_ParamEnum) {
Standard_CString text = data->ParamCValue(num, 1);
if (strcmp(text, ".CONSTANT_SHADING.")) aRenderingMethod = StepVisual_ssmConstantShading;
else if (strcmp(text, ".COLOUR_SHADING.")) aRenderingMethod = StepVisual_ssmColourShading;
else if (strcmp(text, ".DOT_SHADING.")) aRenderingMethod = StepVisual_ssmDotShading;
else if (strcmp(text, ".NORMAL_SHADING.")) aRenderingMethod = StepVisual_ssmNormalShading;
else ach->AddFail("Parameter #1 (rendering_method) has not allowed value");
}
else ach->AddFail("Parameter #1 (rendering_method) is not enumeration");
Handle(StepVisual_Colour) aSurfaceColour;
data->ReadEntity (num, 2, "surface_colour", ach, STANDARD_TYPE(StepVisual_Colour), aSurfaceColour);
// Initialize entity
ent->Init(aRenderingMethod,
aSurfaceColour);
}
//=======================================================================
//function : WriteStep
//purpose :
//=======================================================================
void RWStepVisual_RWSurfaceStyleRendering::WriteStep (StepData_StepWriter& SW,
const Handle(StepVisual_SurfaceStyleRendering)& ent) const
{
// Own fields of SurfaceStyleRendering
switch (ent->RenderingMethod()) {
case StepVisual_ssmConstantShading: SW.SendEnum (".CONSTANT_SHADING."); break;
case StepVisual_ssmColourShading: SW.SendEnum (".COLOUR_SHADING."); break;
case StepVisual_ssmDotShading: SW.SendEnum (".DOT_SHADING."); break;
case StepVisual_ssmNormalShading: SW.SendEnum (".NORMAL_SHADING."); break;
}
SW.Send (ent->SurfaceColour());
}
//=======================================================================
//function : Share
//purpose :
//=======================================================================
void RWStepVisual_RWSurfaceStyleRendering::Share (const Handle(StepVisual_SurfaceStyleRendering)& ent,
Interface_EntityIterator& iter) const
{
// Own fields of SurfaceStyleRendering
iter.AddItem (ent->SurfaceColour());
}