kicad/eeschema/tools/ee_point_editor.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
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* Copyright (C) 2019 CERN
* Copyright (C) 2019-2021 KiCad Developers, see AUTHORS.txt for contributors.
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*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <functional>
using namespace std::placeholders;
#include "ee_point_editor.h"
#include <ee_grid_helper.h>
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#include <tool/tool_manager.h>
#include <view/view_controls.h>
#include <geometry/seg.h>
#include <tools/ee_actions.h>
#include <tools/ee_selection_tool.h>
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#include <bitmaps.h>
#include <sch_edit_frame.h>
#include <sch_line.h>
#include <sch_bitmap.h>
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#include <sch_sheet.h>
#include <sch_sheet_pin.h>
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#include <symbol_edit_frame.h>
#include <lib_shape.h>
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// Few constants to avoid using bare numbers for point indices
enum ARC_POINTS
{
ARC_CENTER, ARC_START, ARC_END
};
enum CIRCLE_POINTS
{
CIRC_CENTER, CIRC_END
};
enum RECTANGLE_POINTS
{
RECT_TOPLEFT, RECT_TOPRIGHT, RECT_BOTLEFT, RECT_BOTRIGHT
};
enum LINE_POINTS
{
LINE_START, LINE_END
};
class EDIT_POINTS_FACTORY
{
public:
static std::shared_ptr<EDIT_POINTS> Make( EDA_ITEM* aItem, SCH_BASE_FRAME* frame )
{
std::shared_ptr<EDIT_POINTS> points = std::make_shared<EDIT_POINTS>( aItem );
if( !aItem )
return points;
// Generate list of edit points based on the item type
switch( aItem->Type() )
{
case LIB_SHAPE_T:
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{
LIB_SHAPE* shape = static_cast<LIB_SHAPE*>( aItem );
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switch( shape->GetShape() )
{
case SHAPE_T::ARC:
points->AddPoint( mapCoords( shape->GetPosition() ) );
points->AddPoint( mapCoords( shape->GetStart() ) );
points->AddPoint( mapCoords( shape->GetEnd() ) );
break;
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case SHAPE_T::CIRCLE:
points->AddPoint( mapCoords( shape->GetPosition() ) );
points->AddPoint( mapCoords( shape->GetEnd() ) );
break;
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case SHAPE_T::RECT:
{
// point editor works only with rectangles having width and height > 0
// Some symbols can have rectangles with width or height < 0
// So normalize the size:
BOX2I dummy;
dummy.SetOrigin( mapCoords( shape->GetPosition() ) );
dummy.SetEnd( mapCoords( shape->GetEnd() ) );
dummy.Normalize();
VECTOR2I topLeft = dummy.GetPosition();
VECTOR2I botRight = dummy.GetEnd();
points->AddPoint( topLeft );
points->AddPoint( VECTOR2I( botRight.x, topLeft.y ) );
points->AddPoint( VECTOR2I( topLeft.x, botRight.y ) );
points->AddPoint( botRight );
}
break;
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case SHAPE_T::POLY:
for( const VECTOR2I& pt : shape->GetPolyShape().Outline( 0 ).CPoints() )
points->AddPoint( mapCoords( pt ) );
break;
case SHAPE_T::BEZIER:
// TODO
break;
default:
wxFAIL_MSG( "EDIT_POINTS_FACTORY::Make not implemented for "
+ shape->SHAPE_T_asString() );
}
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}
break;
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case SCH_SHEET_T:
{
SCH_SHEET* sheet = (SCH_SHEET*) aItem;
wxPoint topLeft = sheet->GetPosition();
wxPoint botRight = sheet->GetPosition() + sheet->GetSize();
points->AddPoint( (wxPoint) topLeft );
points->AddPoint( wxPoint( botRight.x, topLeft.y ) );
points->AddPoint( wxPoint( topLeft.x, botRight.y ) );
points->AddPoint( (wxPoint) botRight );
}
break;
case SCH_BITMAP_T:
{
SCH_BITMAP* bitmap = (SCH_BITMAP*) aItem;
wxPoint topLeft = bitmap->GetPosition() - bitmap->GetSize() / 2;
wxPoint botRight = bitmap->GetPosition() + bitmap->GetSize() / 2;
points->AddPoint( (wxPoint) topLeft );
points->AddPoint( wxPoint( botRight.x, topLeft.y ) );
points->AddPoint( wxPoint( topLeft.x, botRight.y ) );
points->AddPoint( (wxPoint) botRight );
}
break;
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case SCH_LINE_T:
{
SCH_LINE* line = (SCH_LINE*) aItem;
std::pair<EDA_ITEM*, int> connectedStart = { nullptr, STARTPOINT };
std::pair<EDA_ITEM*, int> connectedEnd = { nullptr, STARTPOINT };
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for( SCH_ITEM* test : frame->GetScreen()->Items().OfType( SCH_LINE_T ) )
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{
if( test->GetLayer() != LAYER_NOTES )
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continue;
if( test == aItem )
continue;
SCH_LINE* testLine = static_cast<SCH_LINE*>( test );
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if( testLine->GetStartPoint() == line->GetStartPoint() )
{
connectedStart = { testLine, STARTPOINT };
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}
else if( testLine->GetEndPoint() == line->GetStartPoint() )
{
connectedStart = { testLine, ENDPOINT };
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}
else if( testLine->GetStartPoint() == line->GetEndPoint() )
{
connectedEnd = { testLine, STARTPOINT };
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}
else if( testLine->GetEndPoint() == line->GetEndPoint() )
{
connectedEnd = { testLine, ENDPOINT };
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}
}
points->AddPoint( line->GetStartPoint(), connectedStart );
points->AddPoint( line->GetEndPoint(), connectedEnd );
}
break;
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default:
points.reset();
break;
}
return points;
}
private:
EDIT_POINTS_FACTORY() {};
};
EE_POINT_EDITOR::EE_POINT_EDITOR() :
EE_TOOL_BASE<SCH_BASE_FRAME>( "eeschema.PointEditor" ),
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m_editedPoint( nullptr )
{
}
void EE_POINT_EDITOR::Reset( RESET_REASON aReason )
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{
EE_TOOL_BASE::Reset( aReason );
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m_editPoints.reset();
m_editedPoint = nullptr;
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}
bool EE_POINT_EDITOR::Init()
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{
EE_TOOL_BASE::Init();
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auto& menu = m_selectionTool->GetToolMenu().GetMenu();
menu.AddItem( EE_ACTIONS::pointEditorAddCorner,
std::bind( &EE_POINT_EDITOR::addCornerCondition, this, _1 ) );
menu.AddItem( EE_ACTIONS::pointEditorRemoveCorner,
std::bind( &EE_POINT_EDITOR::removeCornerCondition, this, _1 ) );
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return true;
}
int EE_POINT_EDITOR::clearEditedPoints( const TOOL_EVENT& aEvent )
{
setEditedPoint( nullptr );
return 0;
}
void EE_POINT_EDITOR::updateEditedPoint( const TOOL_EVENT& aEvent )
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{
EDIT_POINT* point = m_editedPoint;
if( !m_editPoints )
{
point = nullptr;
}
else if( aEvent.IsMotion() )
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{
point = m_editPoints->FindPoint( aEvent.Position(), getView() );
}
else if( aEvent.IsDrag( BUT_LEFT ) )
{
point = m_editPoints->FindPoint( aEvent.DragOrigin(), getView() );
}
else
{
point = m_editPoints->FindPoint( getViewControls()->GetCursorPosition(), getView() );
}
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if( m_editedPoint != point )
setEditedPoint( point );
}
int EE_POINT_EDITOR::Main( const TOOL_EVENT& aEvent )
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{
static KICAD_T supportedTypes[] = {
LIB_SHAPE_T,
SCH_SHEET_T,
SCH_LINE_LOCATE_GRAPHIC_LINE_T,
SCH_BITMAP_T,
EOT
};
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if( !m_selectionTool )
return 0;
const EE_SELECTION& selection = m_selectionTool->GetSelection();
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if( selection.Size() != 1 || !selection.Front()->IsType( supportedTypes ) )
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return 0;
// Wait till drawing tool is done
if( selection.Front()->IsNew() )
return 0;
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Activate();
KIGFX::VIEW_CONTROLS* controls = getViewControls();
KIGFX::VIEW* view = getView();
EDA_ITEM* item = (EDA_ITEM*) selection.Front();
controls->ShowCursor( true );
m_editPoints = EDIT_POINTS_FACTORY::Make( item, m_frame );
view->Add( m_editPoints.get() );
setEditedPoint( nullptr );
updateEditedPoint( aEvent );
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bool inDrag = false;
bool modified = false;
// Main loop: keep receiving events
while( TOOL_EVENT* evt = Wait() )
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{
if( !m_editPoints || evt->IsSelectionEvent() )
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break;
if ( !inDrag )
updateEditedPoint( *evt );
if( evt->IsDrag( BUT_LEFT ) && m_editedPoint )
{
if( !inDrag )
{
saveItemsToUndo();
controls->ForceCursorPosition( false );
inDrag = true;
modified = true;
}
bool snap = !evt->DisableGridSnapping();
EDA_SHAPE* shape = dynamic_cast<EDA_SHAPE*>( item );
if( shape && shape->GetShape() == SHAPE_T::ARC && getEditedPointIndex() == ARC_CENTER )
snap = false;
m_editedPoint->SetPosition( controls->GetCursorPosition( snap ) );
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updateParentItem();
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updatePoints();
}
else if( inDrag && evt->IsMouseUp( BUT_LEFT ) )
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{
if( modified )
{
m_frame->OnModify();
modified = false;
}
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controls->SetAutoPan( false );
inDrag = false;
}
else if( evt->IsCancelInteractive() || evt->IsActivate() )
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{
if( inDrag ) // Restore the last change
{
rollbackFromUndo();
inDrag = false;
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modified = false;
break;
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}
else if( evt->IsCancelInteractive() )
{
break;
}
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if( evt->IsActivate() )
break;
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}
else
{
evt->SetPassEvent();
}
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controls->SetAutoPan( inDrag );
controls->CaptureCursor( inDrag );
}
controls->SetAutoPan( false );
controls->CaptureCursor( false );
if( m_editPoints )
{
view->Remove( m_editPoints.get() );
if( modified )
m_frame->OnModify();
m_editPoints.reset();
m_frame->GetCanvas()->Refresh();
}
return 0;
}
/**
* Update the coordinates of 4 corners of a rectangle, according to constraints
* and the moved corner
* @param aEditedPointIndex is the corner id
* @param minWidth is the minimal width constraint
* @param minHeight is the minimal height constraint
* @param topLeft is the RECT_TOPLEFT to constraint
* @param topRight is the RECT_TOPRIGHT to constraint
* @param botLeft is the RECT_BOTLEFT to constraint
* @param botRight is the RECT_BOTRIGHT to constraint
*/
static void pinEditedCorner( int aEditedPointIndex, int minWidth, int minHeight,
VECTOR2I& topLeft, VECTOR2I& topRight, VECTOR2I& botLeft,
VECTOR2I& botRight, EE_GRID_HELPER* aGrid )
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{
switch( aEditedPointIndex )
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{
case RECT_TOPLEFT:
// pin edited point within opposite corner
topLeft.x = std::min( topLeft.x, botRight.x - minWidth );
topLeft.y = std::min( topLeft.y, botRight.y - minHeight );
topLeft = aGrid->AlignGrid( topLeft );
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// push edited point edges to adjacent corners
topRight.y = topLeft.y;
botLeft.x = topLeft.x;
break;
case RECT_TOPRIGHT:
// pin edited point within opposite corner
topRight.x = std::max( topRight.x, botLeft.x + minWidth );
topRight.y = std::min( topRight.y, botLeft.y - minHeight );
topRight = aGrid->AlignGrid( topRight );
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// push edited point edges to adjacent corners
topLeft.y = topRight.y;
botRight.x = topRight.x;
break;
case RECT_BOTLEFT:
// pin edited point within opposite corner
botLeft.x = std::min( botLeft.x, topRight.x - minWidth );
botLeft.y = std::max( botLeft.y, topRight.y + minHeight );
botLeft = aGrid->AlignGrid( botLeft );
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// push edited point edges to adjacent corners
botRight.y = botLeft.y;
topLeft.x = botLeft.x;
break;
case RECT_BOTRIGHT:
// pin edited point within opposite corner
botRight.x = std::max( botRight.x, topLeft.x + minWidth );
botRight.y = std::max( botRight.y, topLeft.y + minHeight );
botRight = aGrid->AlignGrid( botRight );
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// push edited point edges to adjacent corners
botLeft.y = botRight.y;
topRight.x = botRight.x;
break;
}
}
void EE_POINT_EDITOR::updateParentItem() const
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{
EDA_ITEM* item = m_editPoints->GetParent();
if( !item )
return;
switch( item->Type() )
{
case LIB_SHAPE_T:
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{
LIB_SHAPE* shape = static_cast<LIB_SHAPE*>( item );
switch( shape->GetShape() )
{
case SHAPE_T::ARC:
if( getEditedPointIndex() == ARC_CENTER )
{
shape->SetEditState( 4 );
shape->CalcEdit( mapCoords( m_editPoints->Point( ARC_CENTER ).GetPosition() ) );
}
else if( getEditedPointIndex() == ARC_START )
{
shape->SetEditState( 2 );
shape->CalcEdit( mapCoords( m_editPoints->Point( ARC_START ).GetPosition() ) );
}
else if( getEditedPointIndex() == ARC_END )
{
shape->SetEditState( 3 );
shape->CalcEdit( mapCoords( m_editPoints->Point( ARC_END ).GetPosition() ) );
}
break;
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case SHAPE_T::CIRCLE:
shape->SetPosition( mapCoords( m_editPoints->Point( CIRC_CENTER ).GetPosition() ) );
shape->SetEnd( mapCoords( m_editPoints->Point( CIRC_END ).GetPosition() ) );
break;
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case SHAPE_T::POLY:
shape->GetPolyShape().RemoveAllContours();
shape->GetPolyShape().NewOutline();
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for( unsigned i = 0; i < m_editPoints->PointsSize(); ++i )
shape->GetPolyShape().Append( mapCoords( m_editPoints->Point( i ).GetPosition() ) );
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break;
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case SHAPE_T::RECT:
{
EE_GRID_HELPER gridHelper( m_toolMgr );
VECTOR2I topLeft = m_editPoints->Point( RECT_TOPLEFT ).GetPosition();
VECTOR2I topRight = m_editPoints->Point( RECT_TOPRIGHT ).GetPosition();
VECTOR2I botLeft = m_editPoints->Point( RECT_BOTLEFT ).GetPosition();
VECTOR2I botRight = m_editPoints->Point( RECT_BOTRIGHT ).GetPosition();
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pinEditedCorner( getEditedPointIndex(), Mils2iu( 1 ), Mils2iu( 1 ),
topLeft, topRight, botLeft, botRight, &gridHelper );
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shape->SetPosition( mapCoords( topLeft ) );
shape->SetEnd( mapCoords( botRight ) );
}
break;
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case SHAPE_T::BEZIER:
// TODO
break;
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default:
wxFAIL_MSG( "EE_POINT_EDITOR::updateParentItem not implemented for "
+ shape->SHAPE_T_asString() );
}
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}
break;
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case SCH_BITMAP_T:
{
EE_GRID_HELPER gridHelper( m_toolMgr );
SCH_BITMAP* bitmap = (SCH_BITMAP*) item;
VECTOR2I topLeft = m_editPoints->Point( RECT_TOPLEFT ).GetPosition();
VECTOR2I topRight = m_editPoints->Point( RECT_TOPRIGHT ).GetPosition();
VECTOR2I botLeft = m_editPoints->Point( RECT_BOTLEFT ).GetPosition();
VECTOR2I botRight = m_editPoints->Point( RECT_BOTRIGHT ).GetPosition();
pinEditedCorner( getEditedPointIndex(), Mils2iu( 50 ), Mils2iu( 50 ),
topLeft, topRight, botLeft, botRight, &gridHelper );
double oldWidth = bitmap->GetSize().x;
double newWidth = topRight.x - topLeft.x;
double widthRatio = newWidth / oldWidth;
double oldHeight = bitmap->GetSize().y;
double newHeight = botLeft.y - topLeft.y;
double heightRatio = newHeight / oldHeight;
bitmap->SetImageScale( bitmap->GetImageScale() * std::min( widthRatio, heightRatio ) );
}
break;
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case SCH_SHEET_T:
{
SCH_SHEET* sheet = (SCH_SHEET*) item;
EE_GRID_HELPER gridHelper( m_toolMgr );
VECTOR2I topLeft = m_editPoints->Point( RECT_TOPLEFT ).GetPosition();
VECTOR2I topRight = m_editPoints->Point( RECT_TOPRIGHT ).GetPosition();
VECTOR2I botLeft = m_editPoints->Point( RECT_BOTLEFT ).GetPosition();
VECTOR2I botRight = m_editPoints->Point( RECT_BOTRIGHT ).GetPosition();
int edited = getEditedPointIndex();
pinEditedCorner( getEditedPointIndex(),
sheet->GetMinWidth( edited == RECT_TOPRIGHT || edited == RECT_BOTRIGHT ),
sheet->GetMinHeight( edited == RECT_BOTLEFT || edited == RECT_BOTRIGHT ),
topLeft, topRight, botLeft, botRight, &gridHelper );
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// Pin positions are relative to origin. Attempt to leave them where they
// are if the origin moves.
wxPoint originDelta = sheet->GetPosition() - (wxPoint) topLeft;
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sheet->SetPosition( (wxPoint) topLeft );
sheet->SetSize( wxSize( botRight.x - topLeft.x, botRight.y - topLeft.y ) );
// Update the fields if we're in autoplace mode
if( sheet->GetFieldsAutoplaced() == FIELDS_AUTOPLACED_AUTO )
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sheet->AutoplaceFields( /* aScreen */ nullptr, /* aManual */ false );
// Keep sheet pins attached to edges:
for( SCH_SHEET_PIN* pin : sheet->GetPins() )
{
wxPoint pos = pin->GetPosition();
pos += originDelta;
switch( pin->GetEdge() )
{
case SHEET_SIDE::LEFT: pos.x = topLeft.x; break;
case SHEET_SIDE::RIGHT: pos.x = topRight.x; break;
case SHEET_SIDE::TOP: pos.y = topLeft.y; break;
case SHEET_SIDE::BOTTOM: pos.y = botLeft.y; break;
case SHEET_SIDE::UNDEFINED: break;
}
pin->SetPosition( pos );
}
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}
break;
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case SCH_LINE_T:
{
SCH_LINE* line = (SCH_LINE*) item;
line->SetStartPoint( (wxPoint) m_editPoints->Point( LINE_START ).GetPosition() );
line->SetEndPoint( (wxPoint) m_editPoints->Point( LINE_END ).GetPosition() );
std::pair<EDA_ITEM*, int> connected = m_editPoints->Point( LINE_START ).GetConnected();
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if( connected.first )
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{
if( connected.second == STARTPOINT )
static_cast<SCH_LINE*>( connected.first )->SetStartPoint( line->GetPosition() );
else if( connected.second == ENDPOINT )
static_cast<SCH_LINE*>( connected.first )->SetEndPoint( line->GetPosition() );
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getView()->Update( connected.first, KIGFX::GEOMETRY );
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}
connected = m_editPoints->Point( LINE_END ).GetConnected();
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if( connected.first )
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{
if( connected.second == STARTPOINT )
static_cast<SCH_LINE*>( connected.first )->SetStartPoint( line->GetEndPoint() );
else if( connected.second == ENDPOINT )
static_cast<SCH_LINE*>( connected.first )->SetEndPoint( line->GetEndPoint() );
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getView()->Update( connected.first, KIGFX::GEOMETRY );
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}
}
break;
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default:
break;
}
updateItem( item, true );
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m_frame->SetMsgPanel( item );
}
void EE_POINT_EDITOR::updatePoints()
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{
if( !m_editPoints )
return;
EDA_ITEM* item = m_editPoints->GetParent();
if( !item )
return;
switch( item->Type() )
{
case LIB_SHAPE_T:
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{
LIB_SHAPE* shape = static_cast<LIB_SHAPE*>( item );
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switch( shape->GetShape() )
{
case SHAPE_T::ARC:
m_editPoints->Point( ARC_CENTER ).SetPosition( mapCoords( shape->GetPosition() ) );
m_editPoints->Point( ARC_START ).SetPosition( mapCoords( shape->GetStart() ) );
m_editPoints->Point( ARC_END ).SetPosition( mapCoords( shape->GetEnd() ) );
break;
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case SHAPE_T::CIRCLE:
m_editPoints->Point( CIRC_CENTER ).SetPosition( mapCoords( shape->GetPosition() ) );
m_editPoints->Point( CIRC_END ).SetPosition( mapCoords( shape->GetEnd() ) );
break;
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case SHAPE_T::POLY:
{
if( (int) m_editPoints->PointsSize() != shape->GetPointCount() )
{
getView()->Remove( m_editPoints.get() );
m_editedPoint = nullptr;
m_editPoints = EDIT_POINTS_FACTORY::Make( item, m_frame );
getView()->Add( m_editPoints.get() );
}
else
{
int ii = 0;
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for( const VECTOR2I& pt : shape->GetPolyShape().Outline( 0 ).CPoints() )
m_editPoints->Point( ii++ ).SetPosition( mapCoords( pt ) );
}
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break;
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}
case SHAPE_T::RECT:
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{
// point editor works only with rectangles having width and height > 0
// Some symbols can have rectangles with width or height < 0
// So normalize the size:
BOX2I dummy;
dummy.SetOrigin( mapCoords( shape->GetPosition() ) );
dummy.SetEnd( mapCoords( shape->GetEnd() ) );
dummy.Normalize();
VECTOR2I topLeft = dummy.GetPosition();
VECTOR2I botRight = dummy.GetEnd();
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m_editPoints->Point( RECT_TOPLEFT ).SetPosition( topLeft );
m_editPoints->Point( RECT_TOPRIGHT ).SetPosition( VECTOR2I( botRight.x, topLeft.y ) );
m_editPoints->Point( RECT_BOTLEFT ).SetPosition( VECTOR2I( topLeft.x, botRight.y ) );
m_editPoints->Point( RECT_BOTRIGHT ).SetPosition( botRight );
}
break;
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case SHAPE_T::BEZIER:
// TODO
break;
default:
wxFAIL_MSG( "EE_POINT_EDITOR::updatePoints not implemented for "
+ shape->SHAPE_T_asString() );
}
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}
break;
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case SCH_BITMAP_T:
{
SCH_BITMAP* bitmap = (SCH_BITMAP*) item;
wxPoint topLeft = bitmap->GetPosition() - bitmap->GetSize() / 2;
wxPoint botRight = bitmap->GetPosition() + bitmap->GetSize() / 2;
m_editPoints->Point( RECT_TOPLEFT ).SetPosition( topLeft );
m_editPoints->Point( RECT_TOPRIGHT ).SetPosition( botRight.x, topLeft.y );
m_editPoints->Point( RECT_BOTLEFT ).SetPosition( topLeft.x, botRight.y );
m_editPoints->Point( RECT_BOTRIGHT ).SetPosition( botRight );
}
break;
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case SCH_SHEET_T:
{
SCH_SHEET* sheet = (SCH_SHEET*) item;
wxPoint topLeft = sheet->GetPosition();
wxPoint botRight = sheet->GetPosition() + sheet->GetSize();
m_editPoints->Point( RECT_TOPLEFT ).SetPosition( topLeft );
m_editPoints->Point( RECT_TOPRIGHT ).SetPosition( botRight.x, topLeft.y );
m_editPoints->Point( RECT_BOTLEFT ).SetPosition( topLeft.x, botRight.y );
m_editPoints->Point( RECT_BOTRIGHT ).SetPosition( botRight );
}
break;
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case SCH_LINE_T:
{
SCH_LINE* line = (SCH_LINE*) item;
m_editPoints->Point( LINE_START ).SetPosition( line->GetStartPoint() );
m_editPoints->Point( LINE_END ).SetPosition( line->GetEndPoint() );
}
break;
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default:
break;
}
getView()->Update( m_editPoints.get() );
}
void EE_POINT_EDITOR::setEditedPoint( EDIT_POINT* aPoint )
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{
KIGFX::VIEW_CONTROLS* controls = getViewControls();
if( aPoint )
{
m_frame->GetCanvas()->SetCurrentCursor( KICURSOR::ARROW );
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controls->ForceCursorPosition( true, aPoint->GetPosition() );
controls->ShowCursor( true );
}
else
{
if( m_frame->ToolStackIsEmpty() )
controls->ShowCursor( false );
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controls->ForceCursorPosition( false );
}
m_editedPoint = aPoint;
}
bool EE_POINT_EDITOR::removeCornerCondition( const SELECTION& )
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{
if( !m_editPoints || !m_editedPoint || m_editPoints->GetParent()->Type() != LIB_SHAPE_T )
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return false;
LIB_SHAPE* shape = static_cast<LIB_SHAPE*>( m_editPoints->GetParent() );
if( shape->GetPolyShape().IsEmpty() )
return false;
SHAPE_LINE_CHAIN& poly = shape->GetPolyShape().Outline( 0 );
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if( poly.GetPointCount() < 3 )
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return false;
for( const VECTOR2I& pt : poly.CPoints() )
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{
if( pt == mapCoords( m_editedPoint->GetPosition() ) )
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return true;
}
return false;
}
bool EE_POINT_EDITOR::addCornerCondition( const SELECTION& )
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{
if( !m_editPoints || m_editPoints->GetParent()->Type() != LIB_SHAPE_T )
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return false;
LIB_SHAPE* shape = static_cast<LIB_SHAPE*>( m_editPoints->GetParent() );
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if( shape->GetShape() != SHAPE_T::POLY )
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return false;
VECTOR2I cursorPos = getViewControls()->GetCursorPosition();
double threshold = getView()->ToWorld( EDIT_POINT::POINT_SIZE );
return shape->HitTest( mapCoords( cursorPos ), (int) threshold );
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}
int EE_POINT_EDITOR::addCorner( const TOOL_EVENT& aEvent )
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{
if( !m_editPoints || m_editPoints->GetParent()->Type() != LIB_SHAPE_T )
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return 0;
LIB_SHAPE* shape = static_cast<LIB_SHAPE*>( m_editPoints->GetParent() );
SHAPE_LINE_CHAIN& poly = shape->GetPolyShape().Outline( 0 );
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VECTOR2I cursor = getViewControls()->GetCursorPosition( !aEvent.DisableGridSnapping() );
wxPoint pos = mapCoords( cursor );
int currentMinDistance = INT_MAX;
int closestLineStart = 0;
for( unsigned i = 0; i < poly.GetPointCount() - 1; ++i )
{
int distance = (int) DistanceLinePoint( (wxPoint) poly.CPoint( i ),
(wxPoint) poly.CPoint( i + 1 ), pos );
if( distance < currentMinDistance )
{
currentMinDistance = distance;
closestLineStart = i;
}
}
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poly.Insert( closestLineStart, pos );
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updateItem( shape, true );
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updatePoints();
return 0;
}
int EE_POINT_EDITOR::removeCorner( const TOOL_EVENT& aEvent )
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{
if( !m_editPoints || !m_editedPoint || m_editPoints->GetParent()->Type() != LIB_SHAPE_T )
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return 0;
LIB_SHAPE* shape = static_cast<LIB_SHAPE*>( m_editPoints->GetParent() );
SHAPE_LINE_CHAIN& poly = shape->GetPolyShape().Outline( 0 );
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if( poly.GetPointCount() < 3 )
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return 0;
poly.Remove( getEditedPointIndex() );
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updateItem( shape, true );
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updatePoints();
return 0;
}
int EE_POINT_EDITOR::modifiedSelection( const TOOL_EVENT& aEvent )
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{
updatePoints();
return 0;
}
void EE_POINT_EDITOR::saveItemsToUndo()
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{
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if( m_isSymbolEditor )
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{
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saveCopyInUndoList( m_editPoints->GetParent()->GetParent(), UNDO_REDO::LIBEDIT );
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}
else
{
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saveCopyInUndoList( (SCH_ITEM*) m_editPoints->GetParent(), UNDO_REDO::CHANGED );
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if( m_editPoints->GetParent()->Type() == SCH_LINE_T )
{
std::pair<EDA_ITEM*, int> connected = m_editPoints->Point( LINE_START ).GetConnected();
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if( connected.first )
saveCopyInUndoList( (SCH_ITEM*) connected.first, UNDO_REDO::CHANGED, true );
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connected = m_editPoints->Point( LINE_END ).GetConnected();
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if( connected.first )
saveCopyInUndoList( (SCH_ITEM*) connected.first, UNDO_REDO::CHANGED, true );
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}
}
}
void EE_POINT_EDITOR::rollbackFromUndo()
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{
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if( m_isSymbolEditor )
static_cast<SYMBOL_EDIT_FRAME*>( m_frame )->RollbackSymbolFromUndo();
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else
static_cast<SCH_EDIT_FRAME*>( m_frame )->RollbackSchematicFromUndo();
}
void EE_POINT_EDITOR::setTransitions()
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{
Go( &EE_POINT_EDITOR::Main, EVENTS::SelectedEvent );
Go( &EE_POINT_EDITOR::Main, ACTIONS::activatePointEditor.MakeEvent() );
Go( &EE_POINT_EDITOR::addCorner, EE_ACTIONS::pointEditorAddCorner.MakeEvent() );
Go( &EE_POINT_EDITOR::removeCorner, EE_ACTIONS::pointEditorRemoveCorner.MakeEvent() );
Go( &EE_POINT_EDITOR::modifiedSelection, EVENTS::SelectedItemsModified );
Go( &EE_POINT_EDITOR::clearEditedPoints, EVENTS::ClearedEvent );
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}