kicad/eeschema/tools/ee_picker_tool.cpp

165 lines
4.4 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* 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 <ee_picker_tool.h>
#include <ee_actions.h>
#include <view/view_controls.h>
#include <tool/tool_manager.h>
#include <sch_base_frame.h>
EE_PICKER_TOOL::EE_PICKER_TOOL()
: EE_TOOL_BASE<SCH_BASE_FRAME>( "eeschema.InteractivePicker" )
{
resetPicker();
}
int EE_PICKER_TOOL::Main( const TOOL_EVENT& aEvent )
{
KIGFX::VIEW_CONTROLS* controls = getViewControls();
int finalize_state = WAIT_CANCEL;
setControls();
while( TOOL_EVENT* evt = Wait() )
{
VECTOR2D cursorPos = controls->GetCursorPosition( !evt->Modifier( MD_ALT ) );
if( evt->IsClick( BUT_LEFT ) )
{
bool getNext = false;
if( m_clickHandler )
{
try
{
getNext = (*m_clickHandler)( cursorPos );
}
catch( std::exception& e )
{
std::cerr << "EE_PICKER_TOOL click handler error: " << e.what() << std::endl;
finalize_state = EXCEPTION_CANCEL;
break;
}
}
if( !getNext )
{
finalize_state = CLICK_CANCEL;
break;
}
else
setControls();
}
else if( evt->IsMotion() )
{
if( m_motionHandler )
{
try
{
(*m_motionHandler)( cursorPos );
}
catch( std::exception& e )
{
std::cerr << "EE_PICKER_TOOL motion handler error: " << e.what() << std::endl;
}
}
}
else if( TOOL_EVT_UTILS::IsCancelInteractive( *evt ) || evt->IsActivate() )
{
if( m_cancelHandler )
{
try
{
(*m_cancelHandler)();
}
catch( std::exception& e )
{
std::cerr << "EE_PICKER_TOOL cancel handler error: " << e.what() << std::endl;
}
}
// Activating a new tool may have alternate finalization from canceling the current tool
if( evt->IsActivate() )
finalize_state = END_ACTIVATE;
else
finalize_state = EVT_CANCEL;
break;
}
else if( evt->IsClick( BUT_RIGHT ) )
{
m_menu.ShowContextMenu();
}
else
evt->SetPassEvent();
}
if( m_finalizeHandler )
{
try
{
(*m_finalizeHandler)( finalize_state );
}
catch( std::exception& e )
{
std::cerr << "EE_PICKER_TOOL finalize handler error: " << e.what() << std::endl;
}
}
resetPicker();
controls->ForceCursorPosition( false );
return 0;
}
void EE_PICKER_TOOL::setTransitions()
{
Go( &EE_PICKER_TOOL::Main, EE_ACTIONS::pickerTool.MakeEvent() );
}
void EE_PICKER_TOOL::resetPicker()
{
m_cursorCapture = false;
m_autoPanning = false;
m_clickHandler = NULLOPT;
m_motionHandler = NULLOPT;
m_cancelHandler = NULLOPT;
m_finalizeHandler = NULLOPT;
}
void EE_PICKER_TOOL::setControls()
{
KIGFX::VIEW_CONTROLS* controls = getViewControls();
controls->CaptureCursor( m_cursorCapture );
controls->SetAutoPan( m_autoPanning );
}