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Diffstat (limited to 'svx/source/engine3d/view3d.cxx')
-rw-r--r--svx/source/engine3d/view3d.cxx170
1 files changed, 69 insertions, 101 deletions
diff --git a/svx/source/engine3d/view3d.cxx b/svx/source/engine3d/view3d.cxx
index 97fee2250658..047faef2cb41 100644
--- a/svx/source/engine3d/view3d.cxx
+++ b/svx/source/engine3d/view3d.cxx
@@ -75,6 +75,7 @@
#include <svx/sdr/overlay/overlayprimitive2dsequenceobject.hxx>
#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
#include <basegfx/matrix/b2dhommatrixtools.hxx>
+#include <basegfx/polygon/b2dpolypolygoncutter.hxx>
#define ITEMVALUE(ItemSet,Id,Cast) ((const Cast&)(ItemSet).Get(Id)).GetValue()
@@ -1066,77 +1067,39 @@ void E3dView::ConvertMarkedObjTo3D(BOOL bExtrude, basegfx::B2DPoint aPnt1, baseg
struct E3dDepthNeighbour
{
- E3dDepthNeighbour* pNext;
- E3dExtrudeObj* pObj;
-
- E3dDepthNeighbour() { pNext = NULL; pObj = NULL; }
+ E3dDepthNeighbour* mpNext;
+ E3dExtrudeObj* mpObj;
+ basegfx::B2DPolyPolygon maPreparedPolyPolygon;
+
+ E3dDepthNeighbour()
+ : mpNext(0),
+ mpObj(0),
+ maPreparedPolyPolygon()
+ {
+ }
};
struct E3dDepthLayer
{
- E3dDepthLayer* pDown;
- E3dDepthNeighbour* pNext;
-
- E3dDepthLayer() { pDown = NULL; pNext = NULL; }
- ~E3dDepthLayer() { while(pNext) { E3dDepthNeighbour* pSucc = pNext->pNext; delete pNext; pNext = pSucc; }}
-};
-
-bool ImpDoesOverlap(const basegfx::B2DPolygon& rPolygonA, const basegfx::B2DPolygon& rPolygonB)
-{
- bool bRetval(false);
- const basegfx::B2DRange aRangeA(basegfx::tools::getRange(rPolygonA));
- const basegfx::B2DRange aRangeB(basegfx::tools::getRange(rPolygonB));
+ E3dDepthLayer* mpDown;
+ E3dDepthNeighbour* mpNext;
- if(aRangeA.overlaps(aRangeB))
+ E3dDepthLayer()
+ : mpDown(0),
+ mpNext(0)
{
- // A in B ?
- if(basegfx::tools::isInside(rPolygonA, rPolygonB))
- return true;
-
- // B in A ?
- if(basegfx::tools::isInside(rPolygonB, rPolygonA))
- return true;
-
- // A and B the same ?
- if(basegfx::tools::isInside(rPolygonB, rPolygonA, true))
- return true;
}
- return bRetval;
-}
-
-bool ImpDoesOverlap(const basegfx::B2DPolyPolygon& rPolyPolygonA, const basegfx::B2DPolyPolygon& rPolyPolygonB)
-{
- bool bRetval(false);
- const basegfx::B2DRange aRangeA(basegfx::tools::getRange(rPolyPolygonA));
- const basegfx::B2DRange aRangeB(basegfx::tools::getRange(rPolyPolygonB));
-
- if(aRangeA.overlaps(aRangeB))
+ ~E3dDepthLayer()
{
- const sal_uInt32 nCntA(rPolyPolygonA.count());
- const sal_uInt32 nCntB(rPolyPolygonB.count());
-
- for(sal_uInt32 a(0L); !bRetval && a < nCntA; a++)
+ while(mpNext)
{
- const basegfx::B2DPolygon aPolygonA(rPolyPolygonA.getB2DPolygon(a));
-
- if(aPolygonA.isClosed())
- {
- for(sal_uInt32 b(0L); !bRetval && b < nCntB; b++)
- {
- const basegfx::B2DPolygon aPolygonB(rPolyPolygonB.getB2DPolygon(b));
-
- if(aPolygonB.isClosed())
- {
- bRetval = ImpDoesOverlap(aPolygonA, aPolygonB);
- }
- }
- }
+ E3dDepthNeighbour* pSucc = mpNext->mpNext;
+ delete mpNext;
+ mpNext = pSucc;
}
}
-
- return bRetval;
-}
+};
void E3dView::DoDepthArrange(E3dScene* pScene, double fDepth)
{
@@ -1147,39 +1110,41 @@ void E3dView::DoDepthArrange(E3dScene* pScene, double fDepth)
E3dDepthLayer* pBaseLayer = NULL;
E3dDepthLayer* pLayer = NULL;
INT32 nNumLayers = 0;
- //SfxItemPool& rPool = pMod->GetItemPool();
while(aIter.IsMore())
{
- E3dObject* pSubObj = (E3dObject*)aIter.Next();
+ E3dExtrudeObj* pExtrudeObj = dynamic_cast< E3dExtrudeObj* >(aIter.Next());
- if(pSubObj && pSubObj->ISA(E3dExtrudeObj))
+ if(pExtrudeObj)
{
- E3dExtrudeObj* pExtrudeObj = (E3dExtrudeObj*)pSubObj;
- const basegfx::B2DPolyPolygon aExtrudePoly(pExtrudeObj->GetExtrudePolygon());
-
+ const basegfx::B2DPolyPolygon aExtrudePoly(
+ basegfx::tools::prepareForPolygonOperation(pExtrudeObj->GetExtrudePolygon()));
const SfxItemSet& rLocalSet = pExtrudeObj->GetMergedItemSet();
- XFillStyle eLocalFillStyle = ITEMVALUE(rLocalSet, XATTR_FILLSTYLE, XFillStyleItem);
- Color aLocalColor = ((const XFillColorItem&)(rLocalSet.Get(XATTR_FILLCOLOR))).GetColorValue();
+ const XFillStyle eLocalFillStyle = ITEMVALUE(rLocalSet, XATTR_FILLSTYLE, XFillStyleItem);
+ const Color aLocalColor = ((const XFillColorItem&)(rLocalSet.Get(XATTR_FILLCOLOR))).GetColorValue();
- // ExtrudeObj einordnen
+ // sort in ExtrudeObj
if(pLayer)
{
- // Gibt es eine Ueberschneidung mit einem Objekt dieses
- // Layers?
- BOOL bOverlap(FALSE);
- E3dDepthNeighbour* pAct = pLayer->pNext;
+ // do we have overlap with an object of this layer?
+ bool bOverlap(false);
+ E3dDepthNeighbour* pAct = pLayer->mpNext;
while(!bOverlap && pAct)
{
- // ueberlappen sich pAct->pObj und pExtrudeObj ?
- const basegfx::B2DPolyPolygon aActPoly(pAct->pObj->GetExtrudePolygon());
- bOverlap = ImpDoesOverlap(aExtrudePoly, aActPoly);
+ // do pAct->mpObj and pExtrudeObj overlap? Check by
+ // using logical AND clipping
+ const basegfx::B2DPolyPolygon aAndPolyPolygon(
+ basegfx::tools::solvePolygonOperationAnd(
+ aExtrudePoly,
+ pAct->maPreparedPolyPolygon));
+
+ bOverlap = (0 != aAndPolyPolygon.count());
if(bOverlap)
{
// second ciriteria: is another fillstyle or color used?
- const SfxItemSet& rCompareSet = pAct->pObj->GetMergedItemSet();
+ const SfxItemSet& rCompareSet = pAct->mpObj->GetMergedItemSet();
XFillStyle eCompareFillStyle = ITEMVALUE(rCompareSet, XATTR_FILLSTYLE, XFillStyleItem);
@@ -1201,71 +1166,74 @@ void E3dView::DoDepthArrange(E3dScene* pScene, double fDepth)
}
}
- pAct = pAct->pNext;
+ pAct = pAct->mpNext;
}
if(bOverlap)
{
- // ja, beginne einen neuen Layer
- pLayer->pDown = new E3dDepthLayer;
- pLayer = pLayer->pDown;
+ // yes, start a new layer
+ pLayer->mpDown = new E3dDepthLayer;
+ pLayer = pLayer->mpDown;
nNumLayers++;
- pLayer->pNext = new E3dDepthNeighbour;
- pLayer->pNext->pObj = pExtrudeObj;
+ pLayer->mpNext = new E3dDepthNeighbour;
+ pLayer->mpNext->mpObj = pExtrudeObj;
+ pLayer->mpNext->maPreparedPolyPolygon = aExtrudePoly;
}
else
{
- // nein, Objekt kann in aktuellen Layer
+ // no, add to current layer
E3dDepthNeighbour* pNewNext = new E3dDepthNeighbour;
- pNewNext->pObj = pExtrudeObj;
- pNewNext->pNext = pLayer->pNext;
- pLayer->pNext = pNewNext;
+ pNewNext->mpObj = pExtrudeObj;
+ pNewNext->maPreparedPolyPolygon = aExtrudePoly;
+ pNewNext->mpNext = pLayer->mpNext;
+ pLayer->mpNext = pNewNext;
}
}
else
{
- // erster Layer ueberhaupt
+ // first layer ever
pBaseLayer = new E3dDepthLayer;
pLayer = pBaseLayer;
nNumLayers++;
- pLayer->pNext = new E3dDepthNeighbour;
- pLayer->pNext->pObj = pExtrudeObj;
+ pLayer->mpNext = new E3dDepthNeighbour;
+ pLayer->mpNext->mpObj = pExtrudeObj;
+ pLayer->mpNext->maPreparedPolyPolygon = aExtrudePoly;
}
}
}
- // Anzahl Layer steht fest
+ // number of layers is done
if(nNumLayers > 1)
{
- // Arrangement ist notwendig
+ // need to be arranged
double fMinDepth = fDepth * 0.8;
double fStep = (fDepth - fMinDepth) / (double)nNumLayers;
pLayer = pBaseLayer;
while(pLayer)
{
- // an pLayer entlangspazieren
- E3dDepthNeighbour* pAct = pLayer->pNext;
+ // move along layer
+ E3dDepthNeighbour* pAct = pLayer->mpNext;
while(pAct)
{
- // Anpassen
- pAct->pObj->SetMergedItem(SfxUInt32Item(SDRATTR_3DOBJ_DEPTH, sal_uInt32(fMinDepth + 0.5)));
+ // adapt extrude value
+ pAct->mpObj->SetMergedItem(SfxUInt32Item(SDRATTR_3DOBJ_DEPTH, sal_uInt32(fMinDepth + 0.5)));
- // Naechster Eintrag
- pAct = pAct->pNext;
+ // next
+ pAct = pAct->mpNext;
}
- // naechster Layer
- pLayer = pLayer->pDown;
+ // next layer
+ pLayer = pLayer->mpDown;
fMinDepth += fStep;
}
}
- // angelegte Strukturen aufraeumen
+ // cleanup
while(pBaseLayer)
{
- pLayer = pBaseLayer->pDown;
+ pLayer = pBaseLayer->mpDown;
delete pBaseLayer;
pBaseLayer = pLayer;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-23 12:23:52 +0000