//-----------------------------------------------------------------------------
// Purpose: Draws the measurements of a brush in the 2D view.
// Input : pRender -
// pSolid -
// nFlags -
//-----------------------------------------------------------------------------
void Clipper3D::DrawBrushExtents( CRender2D *pRender, CMapSolid *pSolid, int nFlags )
{
//
// get the bounds of the solid
//
Vector Mins, Maxs;
pSolid->GetRender2DBox( Mins, Maxs );
//
// Determine which side of the clipping plane this solid is on in screen
// space. This tells us where to draw the extents.
//
if( ( m_ClipPlane.normal[0] == 0 ) && ( m_ClipPlane.normal[1] == 0 ) && ( m_ClipPlane.normal[2] == 0 ) )
return;
Vector2D planeNormal;
Vector normal = m_ClipPlane.normal;
if( nFlags & DBT_BACK )
{
VectorNegate( normal );
}
pRender->TransformPoint3D( planeNormal, normal );
if( planeNormal[0] <= 0 )
{
nFlags &= ~DBT_RIGHT;
nFlags |= DBT_LEFT;
}
else if( planeNormal[0] > 0 )
{
nFlags &= ~DBT_LEFT;
nFlags |= DBT_RIGHT;
}
if( planeNormal[1] <= 0 )
{
nFlags &= ~DBT_BOTTOM;
nFlags |= DBT_TOP;
}
else if( planeNormal[1] > 0 )
{
nFlags &= ~DBT_TOP;
nFlags |= DBT_BOTTOM;
}
DrawBoundsText(pRender, Mins, Maxs, nFlags);
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *pDC -
// bounds -
//-----------------------------------------------------------------------------
void Box3D::RenderTool2D(CRender2D *pRender)
{
Vector mins = bmins;
Vector maxs = bmaxs;
CMapView2D *pView = (CMapView2D*)pRender->GetView();
Assert( pRender );
if ( IsTranslating() )
{
TranslateBox( mins, maxs );
}
else if ( IsEmpty() )
{
return;
}
if ( m_dwDrawFlags & boundstext)
{
DrawBoundsText(pRender, mins, maxs, DBT_TOP | DBT_LEFT);
}
if ( IsTranslating() )
{
pRender->PushRenderMode( RENDER_MODE_DOTTED );
pRender->SetDrawColor( GetRValue(Options.colors.clrToolDrag), GetGValue(Options.colors.clrToolDrag), GetBValue(Options.colors.clrToolDrag) );
}
else if (!(m_dwDrawFlags & thicklines))
{
pRender->PushRenderMode( RENDER_MODE_DOTTED );
pRender->SetDrawColor( GetRValue(m_clrBox), GetGValue(m_clrBox), GetBValue(m_clrBox) );
}
else
{
pRender->PushRenderMode( RENDER_MODE_FLAT_NOZ );
pRender->SetDrawColor( GetRValue(m_clrBox), GetGValue(m_clrBox), GetBValue(m_clrBox) );
}
// render bounds
if ( !IsTranslating() || m_TranslateMode == modeScale || m_TranslateMode == modeMove )
{
// draw simple rectangle
pRender->DrawRectangle( mins, maxs, false, 0 );
}
else
{
// during rotation or shearing, draw transformed bounding box
Vector v[4];
// init all points to center
v[0] = v[1] = v[2] = v[3] = (bmins+bmaxs) / 2;
int axis = pView->axHorz;
v[0][axis] = v[1][axis] = bmins[axis];
v[2][axis] = v[3][axis] = bmaxs[axis];
axis = pView->axVert;
v[1][axis] = v[2][axis] = bmins[axis];
v[0][axis] = v[3][axis] = bmaxs[axis];
for ( int i=0; i<4; i++)
{
TranslatePoint( v[i] );
}
pRender->DrawLine( v[0], v[1] );
pRender->DrawLine( v[1], v[2] );
pRender->DrawLine( v[2], v[3] );
pRender->DrawLine( v[3], v[0] );
}
pRender->PopRenderMode();
// draw a cross for translation origin in move or rotation mode
if ( IsTranslating() )
{
if ( m_TranslateMode == modeMove || m_TranslateMode == modeRotate )
{
Vector vec = m_vTranslationFixPoint;
if ( m_TranslateMode == modeMove )
{
TranslatePoint( vec );
}
// draw 'X'
pRender->SetHandleStyle( 7, CRender::HANDLE_CROSS );
pRender->SetHandleColor( GetRValue(Options.colors.clrToolDrag), GetGValue(Options.colors.clrToolDrag), GetBValue(Options.colors.clrToolDrag) );
pRender->DrawHandle( vec );
}
}
else if ( m_bEnableHandles )
{
RenderHandles2D( pRender, mins, maxs );
}
}