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Snap arc center *by* the grid, not *to* the grid. 

Also fixes a bug with editing an arc endpoint because the cursor pos
was being forced before the arc constraints stuff had been run (in
updateItem()).
This commit is contained in:
Jeff Young 2021-01-18 22:31:48 +00:00
parent 91c551f4ab
commit 12fe44d4b3
3 changed files with 49 additions and 45 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
include/tool/grid_helper.h
View File

@ -61,7 +61,11 @@ public:
}
void SetSnap( bool aSnap ) { m_enableSnap = aSnap; }
bool GetSnap() const { return m_enableSnap; }
void SetUseGrid( bool aSnapToGrid ) { m_enableGrid = aSnapToGrid; }
bool GetUseGrid() const { return m_enableGrid; }
void SetSnapLine( bool aSnap ) { m_enableSnapLine = aSnap; }
protected:

70
pcbnew/tools/pcb_point_editor.cpp
View File

@ -219,6 +219,9 @@ std::shared_ptr<EDIT_POINTS> PCB_POINT_EDITOR::makePoints( EDA_ITEM* aItem )
points->Point( ARC_CENTER ) ) );
points->Point( ARC_MID ).SetGridConstraint( IGNORE_GRID );
points->Point( ARC_START ).SetGridConstraint( SNAP_TO_GRID );
points->Point( ARC_CENTER ).SetGridConstraint( SNAP_BY_GRID );
points->Point( ARC_END ).SetGridConstraint( SNAP_TO_GRID );
break;
case S_CIRCLE:
@ -465,50 +468,49 @@ int PCB_POINT_EDITOR::OnSelectionChange( const TOOL_EVENT& aEvent )
m_original = *m_editedPoint; // Save the original position
controls->SetAutoPan( true );
inDrag = true;
grid.SetAuxAxes( true, m_original.GetPosition() );
if( m_editedPoint->GetGridConstraint() != SNAP_BY_GRID )
grid.SetAuxAxes( true, m_original.GetPosition() );
setAltConstraint( true );
m_editedPoint->SetActive();
}
VECTOR2I pos = evt->Position();
//TODO: unify the constraints to solve simultaneously instead of sequentially
switch( m_editedPoint->GetGridConstraint() )
{
case IGNORE_GRID:
m_editedPoint->SetPosition( evt->Position() );
m_editedPoint->SetPosition( pos );
break;
case SNAP_TO_GRID:
m_editedPoint->SetPosition( grid.BestSnapAnchor( evt->Position(), snapLayers,
{ item } ) );
m_editedPoint->SetPosition( grid.BestSnapAnchor( pos, snapLayers, { item } ) );
break;
case SNAP_BY_GRID:
{
VECTOR2I start = m_editedPoint->GetPosition();
VECTOR2I startGrid = grid.BestSnapAnchor( start, snapLayers, { item } );
VECTOR2I end = evt->Position();
VECTOR2I endGrid = grid.BestSnapAnchor( end, snapLayers, { item } );
if( start == startGrid )
if( grid.GetUseGrid() )
{
end = endGrid;
}
else if( start.x == startGrid.x )
{
end.x = endGrid.x;
VECTOR2I gridPt = grid.BestSnapAnchor( pos, {}, { item } );
if( abs( end.y - start.y ) < grid.GetGrid().y )
end.y = start.y;
}
else if( start.y == startGrid.y )
{
end.y = endGrid.y;
VECTOR2I last = m_editedPoint->GetPosition();
VECTOR2I delta = pos - last;
VECTOR2I deltaGrid = gridPt - grid.BestSnapAnchor( last, {}, { item } );
if( abs( end.x - start.x ) < grid.GetGrid().x )
end.x = start.x;
if( abs( delta.x ) > grid.GetGrid().x / 2 )
pos.x = last.x + deltaGrid.x;
else
pos.x = last.x;
if( abs( delta.y ) > grid.GetGrid().x / 2 )
pos.y = last.y + deltaGrid.y;
else
pos.y = last.y;
}
m_editedPoint->SetPosition( end );
m_editedPoint->SetPosition( pos );
}
break;
}
@ -522,13 +524,10 @@ int PCB_POINT_EDITOR::OnSelectionChange( const TOOL_EVENT& aEvent )
m_editedPoint->ApplyConstraint();
if( m_editedPoint->GetGridConstraint() == SNAP_TO_GRID )
{
m_editedPoint->SetPosition( grid.BestSnapAnchor( m_editedPoint->GetPosition(),
snapLayers, { item } ) );
}
m_editedPoint->SetPosition( grid.BestSnapAnchor( pos, snapLayers, { item } ) );
controls->ForceCursorPosition( true, m_editedPoint->GetPosition() );
updateItem();
controls->ForceCursorPosition( true, m_editedPoint->GetPosition() );
updatePoints();
}
else if( m_editedPoint && evt->Action() == TA_MOUSE_DOWN && evt->Buttons() == BUT_LEFT )
@ -863,9 +862,9 @@ static void pinEditedCorner( int aEditedPointIndex, int aMinWidth, int aMinHeigh
}
void PCB_POINT_EDITOR::editArcEndpointKeepCenter( PCB_SHAPE* aArc, VECTOR2I aCenter, VECTOR2I aStart,
VECTOR2I aMid, VECTOR2I aEnd,
const VECTOR2I aCursor ) const
void PCB_POINT_EDITOR::editArcEndpointKeepCenter( PCB_SHAPE* aArc, VECTOR2I aCenter,
VECTOR2I aStart, VECTOR2I aMid, VECTOR2I aEnd,
const VECTOR2I aCursor ) const
{
bool clockwise;
bool movingStart;
@ -999,8 +998,9 @@ void PCB_POINT_EDITOR::editArcMidKeepCenter( PCB_SHAPE* aArc, VECTOR2I aCenter,
}
void PCB_POINT_EDITOR::editArcMidKeepEnpoints( PCB_SHAPE* aArc, VECTOR2I aCenter, VECTOR2I aStart,
VECTOR2I aMid, VECTOR2I aEnd, const VECTOR2I aCursor ) const
void PCB_POINT_EDITOR::editArcMidKeepEndpoints( PCB_SHAPE* aArc, VECTOR2I aCenter, VECTOR2I aStart,
VECTOR2I aMid, VECTOR2I aEnd,
const VECTOR2I aCursor ) const
{
bool clockwise;
VECTOR2I oldCenter = aArc->GetCenter();
@ -1169,7 +1169,7 @@ void PCB_POINT_EDITOR::updateItem() const
if( m_altEditMethod )
editArcMidKeepCenter( shape, center, start, mid, end, cursorPos );
else
editArcMidKeepEnpoints( shape, center, start, mid, end, cursorPos );
editArcMidKeepEndpoints( shape, center, start, mid, end, cursorPos );
}
else if( isModified( m_editPoints->Point( ARC_START ) )
|| isModified( m_editPoints->Point( ARC_END ) ) )

20
pcbnew/tools/pcb_point_editor.h
View File

@ -131,26 +131,26 @@ private:
int removeCorner( const TOOL_EVENT& aEvent );
int modifiedSelection( const TOOL_EVENT& aEvent );
/** Move an end point of the arc, while keeping the tangent at the other endpoint.
*
/**
* Move an end point of the arc, while keeping the tangent at the other endpoint.
*/
void editArcEndpointKeepTangent( PCB_SHAPE* aArc, VECTOR2I aCenter, VECTOR2I aStart,
VECTOR2I aMid, VECTOR2I aEnd, const VECTOR2I aCursor ) const;
/** Move an end point of the arc, while keeping radius, and the other point position.
*
/**
* Move an end point of the arc around the circumference.
*/
void editArcEndpointKeepCenter( PCB_SHAPE* aArc, VECTOR2I aCenter, VECTOR2I aStart,
VECTOR2I aMid, VECTOR2I aEnd, const VECTOR2I aCursor ) const;
/** Move the mid point of the arc, while keeping the two endpoints.
*
/**
* Move the mid point of the arc, while keeping the two endpoints.
*/
void editArcMidKeepEnpoints( PCB_SHAPE* aArc, VECTOR2I aCenter, VECTOR2I aStart,
VECTOR2I aMid, VECTOR2I aEnd, const VECTOR2I aCursor ) const;
void editArcMidKeepEndpoints( PCB_SHAPE* aArc, VECTOR2I aCenter, VECTOR2I aStart,
VECTOR2I aMid, VECTOR2I aEnd, const VECTOR2I aCursor ) const;
/** Move the mid point of the arc, while keeping the angle.
*
/**
* Move the mid point of the arc, while keeping the angle.
*/
void editArcMidKeepCenter( PCB_SHAPE* aArc, VECTOR2I aCenter, VECTOR2I aStart, VECTOR2I aMid,
VECTOR2I aEnd, const VECTOR2I aCursor ) const;