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// File: DDataStd_DrawPresentation.cxx
// Created: Wed Sep 23 08:28:26 1998
// Author: Denis PASCAL
// <dp@dingox.paris1.matra-dtv.fr>
#include <DDataStd_DrawPresentation.ixx>
#include <Draw_Drawable3D.hxx>
#include <Draw.hxx>
#include <Draw_Viewer.hxx>
#include <TDF_DefaultDeltaOnModification.hxx>
#include <TDF_DefaultDeltaOnRemoval.hxx>
#include <TDF_DeltaOnAddition.hxx>
#include <TDF_Tool.hxx>
#include <DDataStd_DrawDriver.hxx>
#ifndef WNT
extern Draw_Viewer dout;
#else
Standard_IMPORT Draw_Viewer dout;
#endif
//=======================================================================
//function : IsDisplayed
//purpose :
//=======================================================================
Standard_Boolean DDataStd_DrawPresentation::IsDisplayed (const TDF_Label& L)
{
Handle(DDataStd_DrawPresentation) P;
if (L.FindAttribute(DDataStd_DrawPresentation::GetID(),P)) {
return P->IsDisplayed();
}
return Standard_False;
}
//=======================================================================
//function : HasPresentation
//purpose :
//=======================================================================
Standard_Boolean DDataStd_DrawPresentation::HasPresentation (const TDF_Label& L)
{
return (L.IsAttribute(DDataStd_DrawPresentation::GetID()));
}
//=======================================================================
//function : Display
//purpose :
//=======================================================================
void DDataStd_DrawPresentation::Display (const TDF_Label& L)
{
Handle(DDataStd_DrawPresentation) P;
// set
if (!L.FindAttribute(DDataStd_DrawPresentation::GetID(),P)) {
P = new DDataStd_DrawPresentation ();
L.AddAttribute(P);
}
// display
if (P->IsDisplayed()) return;
if (P->GetDrawable().IsNull()) P->DrawBuild();
DrawDisplay (P->Label(),P);
P->SetDisplayed(Standard_True);
}
//=======================================================================
//function : Erase
//purpose :
//=======================================================================
void DDataStd_DrawPresentation::Erase(const TDF_Label& L)
{
Handle(DDataStd_DrawPresentation) P;
if (L.FindAttribute(DDataStd_DrawPresentation::GetID(),P)) {
if (P->IsDisplayed()) {
DrawErase (P->Label(),P);
P->SetDisplayed(Standard_False);
}
}
}
//=======================================================================
//function : Update
//purpose :
//=======================================================================
void DDataStd_DrawPresentation::Update (const TDF_Label& L)
{
Handle(DDataStd_DrawPresentation) P;
if (L.FindAttribute(DDataStd_DrawPresentation::GetID(),P)) {
DrawErase(P->Label(),P);
P->Backup();
P->DrawBuild();
DrawDisplay (P->Label(),P);
P->SetDisplayed(Standard_True);
}
}
//=======================================================================
//function : GetID
//purpose : idem GUID DDataStd Display
//=======================================================================
const Standard_GUID& DDataStd_DrawPresentation::GetID()
{
static Standard_GUID DDataStd_DrawPresentationID("1c0296d4-6dbc-22d4-b9c8-0070b0ee301b");
return DDataStd_DrawPresentationID;
}
//=======================================================================
//function : DDataStd_DrawPresentation
//purpose :
//=======================================================================
DDataStd_DrawPresentation::DDataStd_DrawPresentation () : isDisplayed(Standard_False) {}
//=======================================================================
//function : SetDisplayed
//purpose :
//=======================================================================
void DDataStd_DrawPresentation::SetDisplayed (const Standard_Boolean status)
{
isDisplayed = status;
}
//=======================================================================
//function : IsDisplayed
//purpose :
//=======================================================================
Standard_Boolean DDataStd_DrawPresentation::IsDisplayed () const
{
return isDisplayed;
}
//=======================================================================
//function : SetDrawable
//purpose :
//=======================================================================
void DDataStd_DrawPresentation::SetDrawable (const Handle(Draw_Drawable3D)& D)
{
myDrawable = D;
}
//=======================================================================
//function : GetDrawable
//purpose :
//=======================================================================
Handle(Draw_Drawable3D) DDataStd_DrawPresentation::GetDrawable () const
{
return myDrawable;
}
//=======================================================================
//function : ID
//purpose :
//=======================================================================
const Standard_GUID& DDataStd_DrawPresentation::ID() const { return GetID(); }
//=======================================================================
//function : NewEmpty
//purpose :
//=======================================================================
Handle(TDF_Attribute) DDataStd_DrawPresentation::NewEmpty() const
{
return new DDataStd_DrawPresentation ();
}
//=======================================================================
//function : Restore
//purpose :
//=======================================================================
void DDataStd_DrawPresentation::Restore (const Handle(TDF_Attribute)& With)
{
//cout<< "DDataStd_DrawPresentation::Restore" << endl;
isDisplayed = Handle(DDataStd_DrawPresentation)::DownCast (With)->IsDisplayed();
myDrawable = Handle(DDataStd_DrawPresentation)::DownCast (With)->GetDrawable();
}
//=======================================================================
//function : Paste
//purpose :
//=======================================================================
void DDataStd_DrawPresentation::Paste (const Handle(TDF_Attribute)& Into,
const Handle(TDF_RelocationTable)& RT) const
{
//cout<< "DDataStd_DrawPresentation::Paste" << endl;
Handle(DDataStd_DrawPresentation)::DownCast(Into)->SetDisplayed(isDisplayed);
Handle(DDataStd_DrawPresentation)::DownCast(Into)->SetDrawable(myDrawable);
}
//=======================================================================
//function : AfterAddition
//purpose : erase if displayed
//=======================================================================
void DDataStd_DrawPresentation::AfterAddition()
{
//cout<< "DDataStd_DrawPresentation::AfterAddition" << endl;
//if (isDisplayed) DrawDisplay ();
}
//=======================================================================
//function : BeforeRemoval
//purpose : erase if displayed
//=======================================================================
void DDataStd_DrawPresentation::BeforeRemoval()
{
//cout<< "DDataStd_DrawPresentation::BeforeRemoval" << endl;
//if (isDisplayed) DrawErase ();
}
//=======================================================================
//function : BeforeForget
//purpose : erase if displayed
//=======================================================================
void DDataStd_DrawPresentation::BeforeForget()
{
//cout<< "DDataStd_DrawPresentation::BeforeForget" << endl;
if (isDisplayed) DrawErase (Label(),this);
}
//=======================================================================
//function : AfterResume
//purpose : display if displayed
//=======================================================================
void DDataStd_DrawPresentation::AfterResume()
{
//cout<< "DDataStd_DrawPresentation::AfterResume"<< endl;
if (isDisplayed) DrawDisplay (Label(),this);
}
//=======================================================================
//function : BeforeUndo
//purpose : le NamedShape associe doit etre present
//=======================================================================
Standard_Boolean DDataStd_DrawPresentation::BeforeUndo (const Handle(TDF_AttributeDelta)& AD,
const Standard_Boolean forceIt)
{
Handle(DDataStd_DrawPresentation) Pme = this;
Handle(DDataStd_DrawPresentation) Pdt = Handle(DDataStd_DrawPresentation)::DownCast(AD->Attribute());
Handle(DDataStd_DrawPresentation) Pfw;
if (AD->Label().FindAttribute(GetID(),Pfw)) {
//cout<< "DDataStd_DrawPresentation::BeforeUndo : attribute in framework" << endl;
}
else {
//cout<< "DDataStd_DrawPresentation::BeforeUndo : attribute not in framework" << endl;
}
//
if (AD->IsKind(STANDARD_TYPE(TDF_DeltaOnAddition))) {
//cout<< "DDataStd_DrawPresentation::BeforeUndo : delta on addition" << endl;
if (Pfw->IsDisplayed()) DrawErase(AD->Label(),Pfw);
//TDF appelle BeforeRemoval effacer
}
else if (AD->IsKind(STANDARD_TYPE(TDF_DefaultDeltaOnRemoval))) {
//cout<< "DDataStd_DrawPresentation::BeforeUndo : delta on removal" << endl;
}
else if (AD->IsKind(STANDARD_TYPE(TDF_DefaultDeltaOnModification))) {
//cout<< "DDataStd_DrawPresentation::BeforeUndo : delta on modification" << endl;
if (Pfw->IsDisplayed()) DrawErase(AD->Label(),Pfw);
}
else {
//cout<< "DDataStd_DrawPresentation::BeforeUndo : unknown delta" << endl;
}
//if (Label().IsNull()) cout<< "DDataStd_DrawPresentation::BeforeUndo : null label" << endl;
return Standard_True;
}
//=======================================================================
//function : AfterUndo
//purpose : le NamedShape associe doit etre present
//=======================================================================
Standard_Boolean DDataStd_DrawPresentation::AfterUndo (const Handle(TDF_AttributeDelta)& AD,
const Standard_Boolean forceIt)
{
Handle(DDataStd_DrawPresentation) Pme = this;
Handle(DDataStd_DrawPresentation) Pdt = Handle(DDataStd_DrawPresentation)::DownCast(AD->Attribute());
Handle(DDataStd_DrawPresentation) Pfw;
if (AD->Label().FindAttribute(GetID(),Pfw)) {
//cout<< "DDataStd_DrawPresentation::AfterUndo : attribute in framework" << endl;
}
else {
//cout<< "DDataStd_DrawPresentation::AfterUndo : attribute not in framework" << endl;
}
//
if (AD->IsKind(STANDARD_TYPE(TDF_DeltaOnAddition))) {
//cout<< "DDataStd_DrawPresentation::AfterUndo : delta on addition" << endl;
}
else if (AD->IsKind(STANDARD_TYPE(TDF_DefaultDeltaOnRemoval))) {
//cout<< "DDataStd_DrawPresentation::AfterUndo : delta on removal" << endl;
if (Pdt->IsDisplayed()) DrawDisplay(AD->Label(),Pdt);
}
else if (AD->IsKind(STANDARD_TYPE(TDF_DefaultDeltaOnModification))) {
//cout<< "DDataStd_DrawPresentation::AfterUndo : delta on modification" << endl;
if (Pdt->IsDisplayed()) DrawDisplay(AD->Label(),Pdt);
}
else {
//cout<< "DDataStd_DrawPresentation::AfterUndo : unknown delta" << endl;
}
//if (Label().IsNull()) cout<< "DDataStd_DrawPresentation::AfterUndo : null label" << endl;
return Standard_True;
}
//=======================================================================
//function : DrawBuild
//purpose :
//=======================================================================
void DDataStd_DrawPresentation::DrawBuild ()
{
//cout<< "DDataStd_DrawPresentation::DrawBuild" << endl;
Handle(DDataStd_DrawDriver) DD = DDataStd_DrawDriver::Get();
if (DD.IsNull()) {
DD = new DDataStd_DrawDriver ();
DDataStd_DrawDriver::Set(DD);
}
Handle(Draw_Drawable3D) D3D = DD->Drawable(Label());
if (D3D.IsNull()) cout<< "DDataStd_DrawPresentation::DrawBuild : null drawable" << endl;
myDrawable = D3D;
}
//=======================================================================
//function : DrawDisplay
//purpose :
//=======================================================================
void DDataStd_DrawPresentation::DrawDisplay (const TDF_Label& L,
const Handle(DDataStd_DrawPresentation)& P)
{
if (!L.IsNull()) {
if (!P->GetDrawable().IsNull()) {
TCollection_AsciiString S;
TDF_Tool::Entry(L,S);
Standard_CString name = S.ToCString();
Draw::Set(name,P->GetDrawable());
return;
}
else {
//cout<< "DDataStd_DrawPresentation::DrawDisplay : null Drawable" << endl;
return;
}
}
cout<< "DDataStd_DrawPresentation::DrawDisplay : null Label" << endl;
}
//=======================================================================
//function : DrawErase
//purpose :
//=======================================================================
void DDataStd_DrawPresentation::DrawErase (const TDF_Label& L,
const Handle(DDataStd_DrawPresentation)& P)
{
if (!L.IsNull()) {
if (!P->GetDrawable().IsNull()) {
dout.RemoveDrawable(P->GetDrawable());
return;
}
else {
//cout<< "DDataStd_DrawPresentation::DrawErase : null Drawable" << endl;
return;
}
}
cout<< "DDataStd_DrawPresentation::DrawErase : null Label" << endl;
}
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