int PCBNEW_CONTROL::ZoomFitScreen( const TOOL_EVENT& aEvent )
{
KIGFX::VIEW* view = getView();
EDA_DRAW_PANEL_GAL* galCanvas = m_frame->GetGalCanvas();
BOARD* board = getModel<BOARD>();
board->ComputeBoundingBox();
BOX2I boardBBox = board->ViewBBox();
VECTOR2D scrollbarSize = VECTOR2D( galCanvas->GetSize() - galCanvas->GetClientSize() );
VECTOR2D screenSize = view->ToWorld( galCanvas->GetClientSize(), false );
if( boardBBox.GetWidth() == 0 || boardBBox.GetHeight() == 0 )
{
// Empty view
view->SetScale( 17.0 ); // works fine for the standard worksheet frame
view->SetCenter( screenSize / 2.0 );
}
else
{
VECTOR2D vsize = boardBBox.GetSize();
double scale = view->GetScale() / std::max( fabs( vsize.x / screenSize.x ),
fabs( vsize.y / screenSize.y ) );
view->SetScale( scale );
view->SetCenter( boardBBox.Centre() );
}
// Take scrollbars into account
VECTOR2D worldScrollbarSize = view->ToWorld( scrollbarSize, false );
view->SetCenter( view->GetCenter() + worldScrollbarSize / 2.0 );
return 0;
}
bool SHAPE_LINE_CHAIN::PointInside( const VECTOR2I& aPt, int aAccuracy ) const
{
BOX2I bbox = BBox();
bbox.Inflate( aAccuracy );
if( !m_closed || PointCount() < 3 || !BBox().Contains( aPt ) )
return false;
bool inside = false;
/**
* To check for interior points, we draw a line in the positive x direction from
* the point. If it intersects an even number of segments, the point is outside the
* line chain (it had to first enter and then exit). Otherwise, it is inside the chain.
*
* Note: slope might be denormal here in the case of a horizontal line but we require our
* y to move from above to below the point (or vice versa)
*/
for( int i = 0; i < PointCount(); i++ )
{
const auto p1 = CPoint( i );
const auto p2 = CPoint( i + 1 ); // CPoint wraps, so ignore counts
const auto diff = p2 - p1;
if( diff.y != 0 )
{
const int d = rescale( diff.x, ( aPt.y - p1.y ), diff.y );
if( ( ( p1.y > aPt.y ) != ( p2.y > aPt.y ) ) && ( aPt.x - p1.x < d ) )
inside = !inside;
}
}
return inside && !PointOnEdge( aPt, aAccuracy );
}
void DIALOG_PAD_PROPERTIES::redraw()
{
if( m_parent->IsGalCanvasActive() )
{
m_dummyPad->ViewUpdate();
BOX2I bbox = m_dummyPad->ViewBBox();
if( bbox.GetSize().x > 0 && bbox.GetSize().y > 0 )
{
// gives a size to the full drawable area
BOX2I drawbox;
drawbox.Move( m_dummyPad->GetPosition() );
drawbox.Inflate( bbox.GetSize().x*2, bbox.GetSize().y*2 );
m_panelShowPadGal->GetView()->SetBoundary( drawbox );
// Autozoom
m_panelShowPadGal->GetView()->SetViewport( BOX2D( bbox.GetOrigin(), bbox.GetSize() ) );
// Add a margin
m_panelShowPadGal->GetView()->SetScale( m_panelShowPadGal->GetView()->GetScale() * 0.7 );
m_panelShowPadGal->Refresh();
}
}
else
{
m_panelShowPad->Refresh();
}
}
const BOX2I RATSNEST_VIEWITEM::ViewBBox() const
{
// Make it always visible
BOX2I bbox;
bbox.SetMaximum();
return bbox;
}
const BOX2I DIMENSION::ViewBBox() const
{
BOX2I dimBBox = BOX2I( VECTOR2I( GetBoundingBox().GetPosition() ),
VECTOR2I( GetBoundingBox().GetSize() ) );
dimBBox.Merge( m_Text.ViewBBox() );
return dimBBox;
}
const BOX2I RULER_ITEM::ViewBBox() const
{
BOX2I tmp;
tmp.SetOrigin( m_origin );
tmp.SetEnd( m_end );
tmp.Normalize();
return tmp;
}
void VIEW::clearGroupCache()
{
BOX2I r;
r.SetMaximum();
clearLayerCache visitor( this );
for( LAYER_MAP_ITER i = m_layers.begin(); i != m_layers.end(); ++i )
{
VIEW_LAYER* l = &( ( *i ).second );
l->items->Query( r, visitor );
}
}
const BOX2I VIEW::CalculateExtents()
{
extentsVisitor v;
BOX2I fullScene;
fullScene.SetMaximum();
for( VIEW_LAYER* l : m_orderedLayers )
{
l->items->Query( fullScene, v );
}
return v.extents;
}
void VIEW::ChangeLayerDepth( int aLayer, int aDepth )
{
// There is no point in updating non-cached layers
if( !IsCached( aLayer ) )
return;
BOX2I r;
r.SetMaximum();
changeItemsDepth visitor( aLayer, aDepth, m_gal );
m_layers[aLayer].items->Query( r, visitor );
MarkTargetDirty( m_layers[aLayer].target );
}
void VIEW::UpdateLayerColor( int aLayer )
{
// There is no point in updating non-cached layers
if( !IsCached( aLayer ) )
return;
BOX2I r;
r.SetMaximum();
updateItemsColor visitor( aLayer, m_painter, m_gal );
m_layers[aLayer].items->Query( r, visitor );
MarkTargetDirty( m_layers[aLayer].target );
}
const BOX2I SHAPE_ARC::BBox( int aClearance ) const
{
BOX2I bbox;
std::vector<VECTOR2I> points;
points.push_back( m_pc );
points.push_back( m_p0 );
points.push_back( GetP1() );
bbox.Compute( points );
if( aClearance != 0 )
bbox.Inflate( aClearance );
return bbox;
}
const BOX2I SHAPE_POLY_SET::BBox( int aClearance ) const
{
BOX2I bb;
for( unsigned i = 0; i < m_polys.size(); i++ )
{
if( i == 0 )
bb = m_polys[i][0].BBox();
else
bb.Merge( m_polys[i][0].BBox() );
}
bb.Inflate( aClearance );
return bb;
}
void AddBox( BOX2I aB, int aColor )
{
SHAPE_LINE_CHAIN l;
VECTOR2I o = aB.GetOrigin();
VECTOR2I s = aB.GetSize();
l.Append( o );
l.Append( o.x + s.x, o.y );
l.Append( o.x + s.x, o.y + s.y );
l.Append( o.x, o.y + s.y );
l.Append( o );
AddLine( l, aColor, 10000 );
}
void DrawDebugBox( BOX2I aB, int aColor )
{
SHAPE_LINE_CHAIN l;
VECTOR2I o = aB.GetOrigin();
VECTOR2I s = aB.GetSize();
l.Append( o );
l.Append( o.x + s.x, o.y );
l.Append( o.x + s.x, o.y + s.y );
l.Append( o.x, o.y + s.y );
l.Append( o );
ROUTER::GetInstance()->DisplayDebugLine( l, aColor, 10000 );
}
bool GERBVIEW_SELECTION_TOOL::selectionContains( const VECTOR2I& aPoint ) const
{
const unsigned GRIP_MARGIN = 20;
VECTOR2D margin = getView()->ToWorld( VECTOR2D( GRIP_MARGIN, GRIP_MARGIN ), false );
// Check if the point is located within any of the currently selected items bounding boxes
for( auto item : m_selection )
{
BOX2I itemBox = item->ViewBBox();
itemBox.Inflate( margin.x, margin.y ); // Give some margin for gripping an item
if( itemBox.Contains( aPoint ) )
return true;
}
return false;
}
void VIEW::RecacheAllItems()
{
BOX2I r;
r.SetMaximum();
for( LAYER_MAP_ITER i = m_layers.begin(); i != m_layers.end(); ++i )
{
VIEW_LAYER* l = &( ( *i ).second );
if( IsCached( l->id ) )
{
recacheItem visitor( this, m_gal, l->id );
l->items->Query( r, visitor );
}
}
}
bool operator()( VIEW_ITEM* aItem )
{
if( first )
extents = aItem->ViewBBox();
else
extents.Merge ( aItem->ViewBBox() );
return false;
}
const BOX2I VIEW_GROUP::ViewBBox() const
{
BOX2I bb;
if( !m_groupItems.size() )
{
bb.SetMaximum();
}
else
{
bb = m_groupItems[0]->ViewBBox();
for( auto item : m_groupItems )
bb.Merge( item->ViewBBox() );
}
return bb;
}
bool SELECTION_TOOL::selectionContains( const VECTOR2I& aPoint ) const
{
const unsigned GRIP_MARGIN = 20;
VECTOR2D margin = getView()->ToWorld( VECTOR2D( GRIP_MARGIN, GRIP_MARGIN ), false );
// Check if the point is located within any of the currently selected items bounding boxes
for( unsigned int i = 0; i < m_selection.items.GetCount(); ++i )
{
BOARD_ITEM* item = m_selection.Item<BOARD_ITEM>( i );
BOX2I itemBox = item->ViewBBox();
itemBox.Inflate( margin.x, margin.y ); // Give some margin for gripping an item
if( itemBox.Contains( aPoint ) )
return true;
}
return false;
}
static void extendBox( BOX2I& aBox, bool& aDefined, const VECTOR2I& aP )
{
if( aDefined )
aBox.Merge ( aP );
else {
aBox = BOX2I( aP, VECTOR2I( 0, 0 ) );
aDefined = true;
}
}
void VIEW::UpdateAllLayersColor()
{
BOX2I r;
r.SetMaximum();
for( LAYER_MAP_ITER i = m_layers.begin(); i != m_layers.end(); ++i )
{
VIEW_LAYER* l = &( ( *i ).second );
// There is no point in updating non-cached layers
if( !IsCached( l->id ) )
continue;
updateItemsColor visitor( l->id, m_painter, m_gal );
l->items->Query( r, visitor );
}
MarkDirty();
}
const BOX2I ROUTER_PREVIEW_ITEM::ViewBBox() const
{
BOX2I bbox;
switch( m_type )
{
case PR_SHAPE:
bbox = m_shape->BBox();
bbox.Inflate( m_width / 2 );
return bbox;
case PR_POINT:
bbox = BOX2I ( m_pos - VECTOR2I( 100000, 100000 ), VECTOR2I( 200000, 200000 ) );
return bbox;
default:
break;
}
return bbox;
}
int PCBNEW_CONTROL::ZoomFitScreen( const TOOL_EVENT& aEvent )
{
KIGFX::VIEW* view = m_frame->GetGalCanvas()->GetView();
KIGFX::GAL* gal = m_frame->GetGalCanvas()->GetGAL();
BOARD* board = getModel<BOARD>();
board->ComputeBoundingBox();
BOX2I boardBBox = board->ViewBBox();
VECTOR2I screenSize = gal->GetScreenPixelSize();
if( boardBBox.GetSize().x == 0 || boardBBox.GetSize().y == 0 )
{
// Empty view
view->SetCenter( view->ToWorld( VECTOR2D( screenSize.x / 2, screenSize.y / 2 ) ) );
view->SetScale( 17.0 );
}
else
{
// Autozoom to board
double iuPerX = screenSize.x ? boardBBox.GetWidth() / screenSize.x : 1.0;
double iuPerY = screenSize.y ? boardBBox.GetHeight() / screenSize.y : 1.0;
double bestZoom = std::max( iuPerX, iuPerY );
double zoomFactor = gal->GetWorldScale() / gal->GetZoomFactor();
double zoom = 1.0 / ( zoomFactor * bestZoom );
view->SetCenter( boardBBox.Centre() );
view->SetScale( zoom );
}
return 0;
}
void DIALOG_PAD_PROPERTIES::redraw()
{
if( m_parent->IsGalCanvasActive() )
{
m_dummyPad->ViewUpdate();
BOX2I bbox = m_dummyPad->ViewBBox();
if( bbox.GetSize().x > 0 && bbox.GetSize().y > 0 )
{
// Autozoom
m_panelShowPadGal->GetView()->SetViewport( BOX2D( bbox.GetOrigin(), bbox.GetSize() ) );
// Add a margin
m_panelShowPadGal->GetView()->SetScale( m_panelShowPadGal->GetView()->GetScale() * 0.7 );
m_panelShowPadGal->Refresh();
}
}
else
{
m_panelShowPad->Refresh();
}
}
int PCBNEW_CONTROL::ZoomFitScreen( TOOL_EVENT& aEvent )
{
KIGFX::VIEW* view = m_frame->GetGalCanvas()->GetView();
KIGFX::GAL* gal = m_frame->GetGalCanvas()->GetGAL();
BOX2I boardBBox = getModel<BOARD>( PCB_T )->ViewBBox();
VECTOR2I screenSize = gal->GetScreenPixelSize();
double iuPerX = screenSize.x ? boardBBox.GetWidth() / screenSize.x : 1.0;
double iuPerY = screenSize.y ? boardBBox.GetHeight() / screenSize.y : 1.0;
double bestZoom = std::max( iuPerX, iuPerY );
// This is needed to avoid "jumpy" zooms if first hot key was used and then mouse scroll
// (or other way round).
m_frame->GetScreen()->SetZoom( bestZoom );
double zoomFactor = gal->GetWorldScale() / gal->GetZoomFactor();
double zoom = 1.0 / ( zoomFactor * bestZoom );
view->SetScale( zoom );
view->SetCenter( boardBBox.Centre() );
setTransitions();
return 0;
}
void VIEW::Clear()
{
BOX2I r;
r.SetMaximum();
for( VIEW_ITEM* item : m_needsUpdate )
item->clearUpdateFlags();
m_needsUpdate.clear();
for( LAYER_MAP_ITER i = m_layers.begin(); i != m_layers.end(); ++i )
{
VIEW_LAYER* l = &( ( *i ).second );
unlinkItem v;
if( m_dynamic )
l->items->Query( r, v );
l->items->RemoveAll();
}
m_gal->ClearCache();
}
bool GERBVIEW_SELECTION_TOOL::selectMultiple()
{
bool cancelled = false; // Was the tool cancelled while it was running?
m_multiple = true; // Multiple selection mode is active
KIGFX::VIEW* view = getView();
getViewControls()->SetAutoPan( true );
KIGFX::PREVIEW::SELECTION_AREA area;
view->Add( &area );
while( OPT_TOOL_EVENT evt = Wait() )
{
if( evt->IsCancel() )
{
cancelled = true;
break;
}
if( evt->IsDrag( BUT_LEFT ) )
{
// Start drawing a selection box
area.SetOrigin( evt->DragOrigin() );
area.SetEnd( evt->Position() );
area.SetAdditive( m_additive );
area.SetSubtractive( m_subtractive );
view->SetVisible( &area, true );
view->Update( &area );
}
if( evt->IsMouseUp( BUT_LEFT ) )
{
// End drawing the selection box
view->SetVisible( &area, false );
// Mark items within the selection box as selected
std::vector<KIGFX::VIEW::LAYER_ITEM_PAIR> selectedItems;
// Filter the view items based on the selection box
BOX2I selectionBox = area.ViewBBox();
view->Query( selectionBox, selectedItems ); // Get the list of selected items
std::vector<KIGFX::VIEW::LAYER_ITEM_PAIR>::iterator it, it_end;
int width = area.GetEnd().x - area.GetOrigin().x;
int height = area.GetEnd().y - area.GetOrigin().y;
// Construct an EDA_RECT to determine EDA_ITEM selection
EDA_RECT selectionRect( wxPoint( area.GetOrigin().x, area.GetOrigin().y ),
wxSize( width, height ) );
selectionRect.Normalize();
for( it = selectedItems.begin(), it_end = selectedItems.end(); it != it_end; ++it )
{
auto item = static_cast<GERBER_DRAW_ITEM*>( it->first );
if( !item || !selectable( item ) )
continue;
/* Selection mode depends on direction of drag-selection:
* Left > Right : Select objects that are fully enclosed by selection
* Right > Left : Select objects that are crossed by selection
*/
if( width >= 0 )
{
if( selectionBox.Contains( item->ViewBBox() ) )
{
if( m_subtractive )
unselect( item );
else
select( item );
}
}
else
{
if( item->HitTest( selectionRect ) )
{
if( m_subtractive )
unselect( item );
else
select( item );
}
}
}
if( m_selection.Size() == 1 )
m_frame->SetCurItem( static_cast<GERBER_DRAW_ITEM*>( m_selection.Front() ) );
else
m_frame->SetCurItem( NULL );
// Inform other potentially interested tools
if( !m_selection.Empty() )
m_toolMgr->ProcessEvent( SelectedEvent );
break; // Stop waiting for events
}
}
// Stop drawing the selection box
view->Remove( &area );
m_multiple = false; // Multiple selection mode is inactive
getViewControls()->SetAutoPan( false );
return cancelled;
}
void ZONE_FILLER::buildUnconnectedThermalStubsPolygonList( SHAPE_POLY_SET& aCornerBuffer,
const ZONE_CONTAINER* aZone,
const SHAPE_POLY_SET& aRawFilledArea,
double aArcCorrection,
double aRoundPadThermalRotation ) const
{
SHAPE_LINE_CHAIN spokes;
BOX2I itemBB;
VECTOR2I ptTest[4];
auto zoneBB = aRawFilledArea.BBox();
int zone_clearance = aZone->GetZoneClearance();
int biggest_clearance = m_board->GetDesignSettings().GetBiggestClearanceValue();
biggest_clearance = std::max( biggest_clearance, zone_clearance );
zoneBB.Inflate( biggest_clearance );
// half size of the pen used to draw/plot zones outlines
int pen_radius = aZone->GetMinThickness() / 2;
for( auto module : m_board->Modules() )
{
for( auto pad : module->Pads() )
{
// Rejects non-standard pads with tht-only thermal reliefs
if( aZone->GetPadConnection( pad ) == PAD_ZONE_CONN_THT_THERMAL
&& pad->GetAttribute() != PAD_ATTRIB_STANDARD )
continue;
if( aZone->GetPadConnection( pad ) != PAD_ZONE_CONN_THERMAL
&& aZone->GetPadConnection( pad ) != PAD_ZONE_CONN_THT_THERMAL )
continue;
if( !pad->IsOnLayer( aZone->GetLayer() ) )
continue;
if( pad->GetNetCode() != aZone->GetNetCode() )
continue;
// Calculate thermal bridge half width
int thermalBridgeWidth = aZone->GetThermalReliefCopperBridge( pad )
- aZone->GetMinThickness();
if( thermalBridgeWidth <= 0 )
continue;
// we need the thermal bridge half width
// with a small extra size to be sure we create a stub
// slightly larger than the actual stub
thermalBridgeWidth = ( thermalBridgeWidth + 4 ) / 2;
int thermalReliefGap = aZone->GetThermalReliefGap( pad );
itemBB = pad->GetBoundingBox();
itemBB.Inflate( thermalReliefGap );
if( !( itemBB.Intersects( zoneBB ) ) )
continue;
// Thermal bridges are like a segment from a starting point inside the pad
// to an ending point outside the pad
// calculate the ending point of the thermal pad, outside the pad
VECTOR2I endpoint;
endpoint.x = ( pad->GetSize().x / 2 ) + thermalReliefGap;
endpoint.y = ( pad->GetSize().y / 2 ) + thermalReliefGap;
// Calculate the starting point of the thermal stub
// inside the pad
VECTOR2I startpoint;
int copperThickness = aZone->GetThermalReliefCopperBridge( pad )
- aZone->GetMinThickness();
if( copperThickness < 0 )
copperThickness = 0;
// Leave a small extra size to the copper area inside to pad
copperThickness += KiROUND( IU_PER_MM * 0.04 );
startpoint.x = std::min( pad->GetSize().x, copperThickness );
startpoint.y = std::min( pad->GetSize().y, copperThickness );
startpoint.x /= 2;
startpoint.y /= 2;
// This is a CIRCLE pad tweak
// for circle pads, the thermal stubs orientation is 45 deg
double fAngle = pad->GetOrientation();
if( pad->GetShape() == PAD_SHAPE_CIRCLE )
{
endpoint.x = KiROUND( endpoint.x * aArcCorrection );
endpoint.y = endpoint.x;
fAngle = aRoundPadThermalRotation;
}
// contour line width has to be taken into calculation to avoid "thermal stub bleed"
endpoint.x += pen_radius;
endpoint.y += pen_radius;
// compute north, south, west and east points for zone connection.
ptTest[0] = VECTOR2I( 0, endpoint.y ); // lower point
ptTest[1] = VECTOR2I( 0, -endpoint.y ); // upper point
ptTest[2] = VECTOR2I( endpoint.x, 0 ); // right point
ptTest[3] = VECTOR2I( -endpoint.x, 0 ); // left point
// Test all sides
for( int i = 0; i < 4; i++ )
{
// rotate point
RotatePoint( ptTest[i], fAngle );
// translate point
ptTest[i] += pad->ShapePos();
if( aRawFilledArea.Contains( ptTest[i] ) )
continue;
spokes.Clear();
// polygons are rectangles with width of copper bridge value
switch( i )
{
case 0: // lower stub
spokes.Append( -thermalBridgeWidth, endpoint.y );
spokes.Append( +thermalBridgeWidth, endpoint.y );
spokes.Append( +thermalBridgeWidth, startpoint.y );
spokes.Append( -thermalBridgeWidth, startpoint.y );
break;
case 1: // upper stub
spokes.Append( -thermalBridgeWidth, -endpoint.y );
spokes.Append( +thermalBridgeWidth, -endpoint.y );
spokes.Append( +thermalBridgeWidth, -startpoint.y );
spokes.Append( -thermalBridgeWidth, -startpoint.y );
break;
case 2: // right stub
spokes.Append( endpoint.x, -thermalBridgeWidth );
spokes.Append( endpoint.x, thermalBridgeWidth );
spokes.Append( +startpoint.x, thermalBridgeWidth );
spokes.Append( +startpoint.x, -thermalBridgeWidth );
break;
case 3: // left stub
spokes.Append( -endpoint.x, -thermalBridgeWidth );
spokes.Append( -endpoint.x, thermalBridgeWidth );
spokes.Append( -startpoint.x, thermalBridgeWidth );
spokes.Append( -startpoint.x, -thermalBridgeWidth );
break;
}
aCornerBuffer.NewOutline();
// add computed polygon to list
for( int ic = 0; ic < spokes.PointCount(); ic++ )
{
auto cpos = spokes.CPoint( ic );
RotatePoint( cpos, fAngle ); // Rotate according to module orientation
cpos += pad->ShapePos(); // Shift origin to position
aCornerBuffer.Append( cpos );
}
}
}
}
}
const SHAPE_LINE_CHAIN ConvexHull( const SHAPE_CONVEX& aConvex, int aClearance )
{
// this defines the horizontal and vertical lines in the hull octagon
BOX2I box = aConvex.BBox( aClearance + HULL_MARGIN );
box.Normalize();
SEG topline = SEG( VECTOR2I( box.GetX(), box.GetY() + box.GetHeight() ),
VECTOR2I( box.GetX() + box.GetWidth(), box.GetY() + box.GetHeight() ) );
SEG rightline = SEG( VECTOR2I( box.GetX() + box.GetWidth(), box.GetY() + box.GetHeight() ),
VECTOR2I( box.GetX() + box.GetWidth(), box.GetY() ) );
SEG bottomline = SEG( VECTOR2I( box.GetX() + box.GetWidth(), box.GetY() ),
box.GetOrigin() );
SEG leftline = SEG( box.GetOrigin(), VECTOR2I( box.GetX(), box.GetY() + box.GetHeight() ) );
const SHAPE_LINE_CHAIN& vertices = aConvex.Vertices();
// top right diagonal
VECTOR2I corner = box.GetOrigin() + box.GetSize();
SEG toprightline = SEG( corner,
corner + VECTOR2I( box.GetHeight(), -box.GetHeight() ) );
MoveDiagonal( toprightline, vertices, aClearance );
// bottom right diagonal
corner = box.GetOrigin() + VECTOR2I( box.GetWidth(), 0 );
SEG bottomrightline = SEG( corner + VECTOR2I( box.GetHeight(), box.GetHeight() ),
corner );
MoveDiagonal( bottomrightline, vertices, aClearance );
// bottom left diagonal
corner = box.GetOrigin();
SEG bottomleftline = SEG( corner,
corner + VECTOR2I( -box.GetHeight(), box.GetHeight() ) );
MoveDiagonal( bottomleftline, vertices, aClearance );
// top left diagonal
corner = box.GetOrigin() + VECTOR2I( 0, box.GetHeight() );
SEG topleftline = SEG( corner + VECTOR2I( -box.GetHeight(), -box.GetHeight() ),
corner );
MoveDiagonal( topleftline, vertices, aClearance );
SHAPE_LINE_CHAIN octagon;
octagon.SetClosed( true );
octagon.Append( *leftline.IntersectLines( bottomleftline ) );
octagon.Append( *bottomline.IntersectLines( bottomleftline ) );
octagon.Append( *bottomline.IntersectLines( bottomrightline ) );
octagon.Append( *rightline.IntersectLines( bottomrightline ) );
octagon.Append( *rightline.IntersectLines( toprightline ) );
octagon.Append( *topline.IntersectLines( toprightline ) );
octagon.Append( *topline.IntersectLines( topleftline ) );
octagon.Append( *leftline.IntersectLines( topleftline ) );
return octagon;
}
bool SELECTION_TOOL::selectMultiple()
{
bool cancelled = false; // Was the tool cancelled while it was running?
m_multiple = true; // Multiple selection mode is active
KIGFX::VIEW* view = getView();
getViewControls()->SetAutoPan( true );
SELECTION_AREA area;
view->Add( &area );
while( OPT_TOOL_EVENT evt = Wait() )
{
if( evt->IsCancel() )
{
cancelled = true;
break;
}
if( evt->IsDrag( BUT_LEFT ) )
{
if( !m_additive )
clearSelection();
// Start drawing a selection box
area.SetOrigin( evt->DragOrigin() );
area.SetEnd( evt->Position() );
area.ViewSetVisible( true );
area.ViewUpdate( KIGFX::VIEW_ITEM::GEOMETRY );
}
if( evt->IsMouseUp( BUT_LEFT ) )
{
// End drawing the selection box
area.ViewSetVisible( false );
// Mark items within the selection box as selected
std::vector<KIGFX::VIEW::LAYER_ITEM_PAIR> selectedItems;
BOX2I selectionBox = area.ViewBBox();
view->Query( selectionBox, selectedItems ); // Get the list of selected items
std::vector<KIGFX::VIEW::LAYER_ITEM_PAIR>::iterator it, it_end;
for( it = selectedItems.begin(), it_end = selectedItems.end(); it != it_end; ++it )
{
BOARD_ITEM* item = static_cast<BOARD_ITEM*>( it->first );
// Add only those items that are visible and fully within the selection box
if( !item->IsSelected() && selectable( item ) &&
selectionBox.Contains( item->ViewBBox() ) )
{
select( item );
}
}
// Do not display information about selected item,as there is more than one
m_frame->SetCurItem( NULL );
if( !m_selection.Empty() )
{
// Inform other potentially interested tools
m_toolMgr->ProcessEvent( SelectedEvent );
}
break; // Stop waiting for events
}
}
// Stop drawing the selection box
area.ViewSetVisible( false );
view->Remove( &area );
m_multiple = false; // Multiple selection mode is inactive
getViewControls()->SetAutoPan( false );
return cancelled;
}
