kicad/pagelayout_editor/tools/pl_drawing_tools.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 KiCad Developers, see AUTHORS.txt for contributors.
*
* 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 <class_draw_panel_gal.h>
#include <confirm.h>
#include <view/view_group.h>
#include <view/view_controls.h>
#include <view/view.h>
#include <tool/tool_manager.h>
#include <bitmaps.h>
#include <page_layout/ws_draw_item.h>
#include <page_layout/ws_data_item.h>
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#include "invoke_pl_editor_dialog.h"
#include "pl_editor_frame.h"
#include "pl_editor_id.h"
#include "pl_point_editor.h"
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#include "tools/pl_actions.h"
#include "tools/pl_selection_tool.h"
#include "tools/pl_drawing_tools.h"
PL_DRAWING_TOOLS::PL_DRAWING_TOOLS() :
TOOL_INTERACTIVE( "plEditor.InteractiveDrawing" ),
m_frame( nullptr ),
m_selectionTool( nullptr )
{
}
bool PL_DRAWING_TOOLS::Init()
{
m_frame = getEditFrame<PL_EDITOR_FRAME>();
m_selectionTool = m_toolMgr->GetTool<PL_SELECTION_TOOL>();
auto& ctxMenu = m_menu.GetMenu();
// cancel current tool goes in main context menu at the top if present
ctxMenu.AddItem( ACTIONS::cancelInteractive, SELECTION_CONDITIONS::ShowAlways, 1 );
ctxMenu.AddSeparator( 1 );
// Finally, add the standard zoom/grid items
m_frame->AddStandardSubMenus( m_menu );
return true;
}
void PL_DRAWING_TOOLS::Reset( RESET_REASON aReason )
{
if( aReason == MODEL_RELOAD )
m_frame = getEditFrame<PL_EDITOR_FRAME>();
}
int PL_DRAWING_TOOLS::PlaceItem( const TOOL_EVENT& aEvent )
{
WS_DATA_ITEM::WS_ITEM_TYPE type = aEvent.Parameter<WS_DATA_ITEM::WS_ITEM_TYPE>();
VECTOR2I cursorPos;
WS_DRAW_ITEM_BASE* item = nullptr;
bool isText = aEvent.IsAction( &PL_ACTIONS::placeText );
m_toolMgr->RunAction( PL_ACTIONS::clearSelection, true );
getViewControls()->ShowCursor( true );
std::string tool = aEvent.GetCommandStr().get();
m_frame->PushTool( tool );
Activate();
// Prime the pump
if( aEvent.HasPosition() )
m_toolMgr->RunAction( ACTIONS::cursorClick );
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auto setCursor =
[&]()
{
if( item )
m_frame->GetCanvas()->SetCurrentCursor( KICURSOR::PLACE );
else
m_frame->GetCanvas()->SetCurrentCursor( isText ? KICURSOR::TEXT : KICURSOR::PENCIL );
};
setCursor();
// Main loop: keep receiving events
while( TOOL_EVENT* evt = Wait() )
{
setCursor();
cursorPos = getViewControls()->GetCursorPosition( !evt->Modifier( MD_ALT ) );
auto cleanup =
[&] ()
{
m_toolMgr->RunAction( PL_ACTIONS::clearSelection, true );
item = nullptr;
// There's nothing to roll-back, but we still need to pop the undo stack
// This also deletes the item being placed.
m_frame->RollbackFromUndo();
};
if( evt->IsCancelInteractive() )
{
if( item )
cleanup();
else
{
m_frame->PopTool( tool );
break;
}
}
else if( evt->IsActivate() )
{
if( item )
cleanup();
if( evt->IsMoveTool() )
{
// leave ourselves on the stack so we come back after the move
break;
}
else
{
m_frame->PopTool( tool );
break;
}
}
else if( evt->IsClick( BUT_LEFT ) )
{
// First click creates...
if( !item )
{
WS_DATA_ITEM* dataItem = m_frame->AddPageLayoutItem( type );
if( dataItem ) // dataItem = nullptr can happens if the command was cancelled
{
m_frame->SaveCopyInUndoList();
m_toolMgr->RunAction( PL_ACTIONS::clearSelection, true );
item = dataItem->GetDrawItems()[0];
item->SetFlags( IS_NEW | IS_MOVED );
// Select the item but don't inform other tools (to prevent the Properties
// panel from updating the item before it has been placed)
m_selectionTool->AddItemToSel( item, true );
// update the cursor so it looks correct before another event
setCursor();
}
}
// ... and second click places:
else
{
item->GetPeer()->MoveStartPointToUi( (wxPoint) cursorPos );
item->SetPosition( item->GetPeer()->GetStartPosUi( 0 ) );
item->ClearEditFlags();
getView()->Update( item );
// Now we re-select and inform other tools, so that the Properties panel
// is updated.
m_toolMgr->RunAction( PL_ACTIONS::clearSelection, true );
m_selectionTool->AddItemToSel( item, false );
item = nullptr;
m_frame->OnModify();
}
}
else if( evt->IsClick( BUT_RIGHT ) )
{
// Warp after context menu only if dragging...
if( !item )
m_toolMgr->VetoContextMenuMouseWarp();
m_menu.ShowContextMenu( m_selectionTool->GetSelection() );
}
else if( item && ( evt->IsAction( &ACTIONS::refreshPreview ) || evt->IsMotion() ) )
{
item->GetPeer()->MoveStartPointToUi( (wxPoint) cursorPos );
item->SetPosition( item->GetPeer()->GetStartPosUi( 0 ) );
getView()->Update( item );
}
else
{
evt->SetPassEvent();
}
// Enable autopanning and cursor capture only when there is an item to be placed
getViewControls()->SetAutoPan( item != nullptr );
getViewControls()->CaptureCursor( item != nullptr );
}
m_frame->GetCanvas()->SetCurrentCursor( KICURSOR::ARROW );
return 0;
}
int PL_DRAWING_TOOLS::DrawShape( const TOOL_EVENT& aEvent )
{
WS_DATA_ITEM::WS_ITEM_TYPE type = aEvent.Parameter<WS_DATA_ITEM::WS_ITEM_TYPE>();
WS_DRAW_ITEM_BASE* item = nullptr;
// We might be running as the same shape in another co-routine. Make sure that one
// gets whacked.
m_toolMgr->DeactivateTool();
m_toolMgr->RunAction( PL_ACTIONS::clearSelection, true );
getViewControls()->ShowCursor( true );
std::string tool = aEvent.GetCommandStr().get();
m_frame->PushTool( tool );
Activate();
// Prime the pump
if( aEvent.HasPosition() )
m_toolMgr->RunAction( ACTIONS::cursorClick );
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auto setCursor =
[&]()
{
m_frame->GetCanvas()->SetCurrentCursor( KICURSOR::PENCIL );
};
// Set initial cursor
setCursor();
// Main loop: keep receiving events
while( TOOL_EVENT* evt = Wait() )
{
setCursor();
VECTOR2I cursorPos = getViewControls()->GetCursorPosition( !evt->Modifier( MD_ALT ) );
if( evt->IsCancelInteractive() || evt->IsActivate() )
{
m_toolMgr->RunAction( PL_ACTIONS::clearSelection, true );
if( item )
{
item = nullptr;
// Pop the undo stack and delete the item being placed
m_frame->RollbackFromUndo();
}
else if( evt->IsCancelInteractive() )
{
break;
}
if( evt->IsActivate() && !evt->IsPointEditor() && !evt->IsMoveTool() )
break;
}
else if( evt->IsClick( BUT_LEFT ) )
{
if( !item ) // start drawing
{
m_frame->SaveCopyInUndoList();
m_toolMgr->RunAction( PL_ACTIONS::clearSelection, true );
WS_DATA_ITEM* dataItem = m_frame->AddPageLayoutItem( type );
dataItem->MoveToUi( (wxPoint) cursorPos );
item = dataItem->GetDrawItems()[0];
item->SetFlags( IS_NEW );
// Select the item but don't inform other tools (to prevent the Properties
// panel from updating the item before it has been placed)
m_selectionTool->AddItemToSel( item, true );
}
else // finish drawing
{
// Now we re-select and inform other tools, so that the Properties panel
// is updated.
m_toolMgr->RunAction( PL_ACTIONS::clearSelection, true );
m_selectionTool->AddItemToSel( item, false );
item->ClearEditFlags();
item = nullptr;
// Activate point editor immediately to allow resizing of the item just created
m_toolMgr->RunAction( ACTIONS::activatePointEditor, true );
m_frame->OnModify();
}
}
else if( evt->IsAction( &ACTIONS::refreshPreview ) || evt->IsMotion() )
{
if( item )
{
item->GetPeer()->MoveEndPointToUi( (wxPoint) cursorPos );
item->SetEnd( item->GetPeer()->GetEndPosUi( 0 ) );
getView()->Update( item );
}
}
else if( evt->IsClick( BUT_RIGHT ) )
{
// Warp after context menu only if dragging...
if( !item )
m_toolMgr->VetoContextMenuMouseWarp();
m_menu.ShowContextMenu( m_selectionTool->GetSelection() );
}
else
{
evt->SetPassEvent();
}
// Enable autopanning and cursor capture only when there is a shape being drawn
getViewControls()->SetAutoPan( item != nullptr );
getViewControls()->CaptureCursor( item != nullptr );
}
m_frame->GetCanvas()->SetCurrentCursor( KICURSOR::ARROW );
m_frame->PopTool( tool );
return 0;
}
void PL_DRAWING_TOOLS::setTransitions()
{
Go( &PL_DRAWING_TOOLS::DrawShape, PL_ACTIONS::drawLine.MakeEvent() );
Go( &PL_DRAWING_TOOLS::DrawShape, PL_ACTIONS::drawRectangle.MakeEvent() );
Go( &PL_DRAWING_TOOLS::PlaceItem, PL_ACTIONS::placeText.MakeEvent() );
Go( &PL_DRAWING_TOOLS::PlaceItem, PL_ACTIONS::placeImage.MakeEvent() );
}