Egalware/EgtGraphics
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

EgtGraphics 1.5j2 :

Browse Source 
- migliorie a snap point da selezione.
This commit is contained in:
Dario Sassi
2014-10-14 06:52:00 +00:00
parent 3c0d573c46
commit 5614045e0f
3 changed files with 161 additions and 53 deletions
Download Patch File Download Diff File Expand all files Collapse all files
SceneSnap.cpp
+160 -52
View File
@@ -15,9 +15,12 @@
#include "stdafx.h"
#include "Scene.h"
#include "/EgtDev/Include/EGkGeomDB.h"
#include "/EgtDev/Include/EgkGeoPoint3d.h"
#include "/EgtDev/Include/EgkGeoVector3d.h"
#include "/EgtDev/Include/EGkFrame3d.h"
#include "/EgtDev/Include/EGkCurve.h"
#include "/EgtDev/Include/EGkDistPointCurve.h"
#include "/EgtDev/Include/EGkExtText.h"
using namespace std ;
@@ -38,71 +41,176 @@ Scene::GetSelectedSnapPoint( int nSnap, const Point3d& ptWin, int nW, int nH, Po
bool bFound = false ;
double dMinSqDist = INFINITO * INFINITO ;
for ( size_t i = 0 ; i < nIds.size() ; ++ i) {
// recupero geometria e frame dell'entità
const ICurve* pCrv = GetCurve( m_pGeomDB->GetGeoObj( nIds[i])) ;
if ( pCrv == nullptr)
// se non è entità geometrica
const IGeoObj* pGObj ;
if ( ( pGObj = m_pGeomDB->GetGeoObj( nIds[i])) == nullptr)
continue ;
// recupero riferimento dell'entità
Frame3d frEnt ;
if ( ! m_pGeomDB->GetGlobFrame( nIds[i], frEnt))
continue ;
// recupero il punto
Point3d ptP ;
switch ( nSnap) {
case SP_END :
// punto iniziale
if ( pCrv->GetStartPoint( ptP)) {
ptP.ToGlob( frEnt) ;
if ( VerifySnapPoint( ptP, ptWin, dMinSqDist)) {
bFound = true ;
ptSel = ptP ;
}
// se punto
if ( pGObj->GetType() == GEO_PNT3D) {
// recupero il geo-punto
const IGeoPoint3d* pGP = GetGeoPoint3d( pGObj) ;
// recupero il punto
Point3d ptP = pGP->GetPoint() ;
ptP.ToGlob( frEnt) ;
if ( VerifySnapPoint( ptP, ptWin, dMinSqDist)) {
bFound = true ;
ptSel = ptP ;
}
// punto finale
if ( pCrv->GetEndPoint( ptP)) {
ptP.ToGlob( frEnt) ;
if ( VerifySnapPoint( ptP, ptWin, dMinSqDist)) {
bFound = true ;
ptSel = ptP ;
}
}
// se vettore
else if ( pGObj->GetType() == GEO_VECT3D) {
// recupero il geo-vettore
const IGeoVector3d* pGV = GetGeoVector3d( pGObj) ;
// recupero il punto
Point3d ptP = pGV->GetBase() ;
ptP.ToGlob( frEnt) ;
if ( VerifySnapPoint( ptP, ptWin, dMinSqDist)) {
bFound = true ;
ptSel = ptP ;
}
break ;
case SP_MID :
if ( pCrv->GetMidPoint( ptP)) {
ptP.ToGlob( frEnt) ;
if ( VerifySnapPoint( ptP, ptWin, dMinSqDist)) {
bFound = true ;
ptSel = ptP ;
}
}
// se frame
else if ( pGObj->GetType() == GEO_FRAME3D) {
// recupero il geo-frame
const IGeoFrame3d* pGF = GetGeoFrame3d( pGObj) ;
// recupero il punto
Point3d ptP = pGF->GetFrame().Orig() ;
ptP.ToGlob( frEnt) ;
if ( VerifySnapPoint( ptP, ptWin, dMinSqDist)) {
bFound = true ;
ptSel = ptP ;
}
break ;
case SP_CENTER :
if ( pCrv->GetCenterPoint( ptP)) {
ptP.ToGlob( frEnt) ;
if ( VerifySnapPoint( ptP, ptWin, dMinSqDist)) {
bFound = true ;
ptSel = ptP ;
}
}
break ;
case SP_NEAR :
{ // il punto di riferimento deriva da XY su viewport e Z da selezione
Point3d ptRefWin( ptWin.x, ptWin.y, GetSelectedObjWinZ( int( i))) ;
Point3d ptRef ;
// lo porto da spazio grafico a spazio geometrico globale
UnProject( ptRefWin, ptRef) ;
// lo porto nel frame della curva
ptRef.ToLoc( frEnt) ;
// determino il punto più vicino della curva a questo
int nFlag ;
DistPointCurve dstPtCurve( ptRef, *pCrv) ;
if ( dstPtCurve.GetMinDistPoint( 0, ptP, nFlag)) {
}
// se curva
else if ( ( pGObj->GetType() & GEO_CURVE) != 0) {
// recupero la curva
const ICurve* pCrv = GetCurve( m_pGeomDB->GetGeoObj( nIds[i])) ;
// recupero il punto
Point3d ptP ;
switch ( nSnap) {
case SP_END :
// punto iniziale
if ( pCrv->GetStartPoint( ptP)) {
ptP.ToGlob( frEnt) ;
if ( VerifySnapPoint( ptP, ptWin, dMinSqDist)) {
bFound = true ;
ptSel = ptP ;
}
}
} break ;
// punto finale
if ( pCrv->GetEndPoint( ptP)) {
ptP.ToGlob( frEnt) ;
if ( VerifySnapPoint( ptP, ptWin, dMinSqDist)) {
bFound = true ;
ptSel = ptP ;
}
}
break ;
case SP_MID :
if ( pCrv->GetMidPoint( ptP)) {
ptP.ToGlob( frEnt) ;
if ( VerifySnapPoint( ptP, ptWin, dMinSqDist)) {
bFound = true ;
ptSel = ptP ;
}
}
break ;
case SP_CENTER :
if ( pCrv->GetCenterPoint( ptP)) {
ptP.ToGlob( frEnt) ;
if ( VerifySnapPoint( ptP, ptWin, dMinSqDist)) {
bFound = true ;
ptSel = ptP ;
}
}
break ;
case SP_NEAR :
{ // il punto di riferimento deriva da XY su viewport e Z da selezione
Point3d ptRefWin( ptWin.x, ptWin.y, GetSelectedObjWinZ( int( i))) ;
Point3d ptRef ;
// lo porto da spazio grafico a spazio geometrico globale
UnProject( ptRefWin, ptRef) ;
// lo porto nel frame della curva
ptRef.ToLoc( frEnt) ;
// determino il punto più vicino della curva a questo
int nFlag ;
DistPointCurve dstPtCurve( ptRef, *pCrv) ;
if ( dstPtCurve.GetMinDistPoint( 0, ptP, nFlag)) {
ptP.ToGlob( frEnt) ;
if ( VerifySnapPoint( ptP, ptWin, dMinSqDist)) {
bFound = true ;
ptSel = ptP ;
}
}
} break ;
}
}
// se testo
else if ( pGObj->GetType() == EXT_TEXT) {
// recupero il testo
const IExtText* pTxt = GetExtText( pGObj) ;
// recupero il punto
Point3d ptP ;
switch ( nSnap) {
case SP_END :
// punto iniziale
if ( pTxt->GetStartPoint( ptP)) {
ptP.ToGlob( frEnt) ;
if ( VerifySnapPoint( ptP, ptWin, dMinSqDist)) {
bFound = true ;
ptSel = ptP ;
}
}
// punto sopra iniziale
if ( pTxt->GetOverStartPoint( ptP)) {
ptP.ToGlob( frEnt) ;
if ( VerifySnapPoint( ptP, ptWin, dMinSqDist)) {
bFound = true ;
ptSel = ptP ;
}
}
// punto finale
if ( pTxt->GetEndPoint( ptP)) {
ptP.ToGlob( frEnt) ;
if ( VerifySnapPoint( ptP, ptWin, dMinSqDist)) {
bFound = true ;
ptSel = ptP ;
}
}
// punto sopra finale
if ( pTxt->GetOverEndPoint( ptP)) {
ptP.ToGlob( frEnt) ;
if ( VerifySnapPoint( ptP, ptWin, dMinSqDist)) {
bFound = true ;
ptSel = ptP ;
}
}
break ;
case SP_MID :
// punto medio
if ( pTxt->GetMidPoint( ptP)) {
ptP.ToGlob( frEnt) ;
if ( VerifySnapPoint( ptP, ptWin, dMinSqDist)) {
bFound = true ;
ptSel = ptP ;
}
}
break ;
case SP_CENTER :
// centro
if ( pTxt->GetCenterPoint( ptP)) {
ptP.ToGlob( frEnt) ;
if ( VerifySnapPoint( ptP, ptWin, dMinSqDist)) {
bFound = true ;
ptSel = ptP ;
}
}
break ;
}
}
}
return bFound ;