134 lines
3.4 KiB
C++
134 lines
3.4 KiB
C++
/*
|
|
* This program source code file is part of KiCad, a free EDA CAD application.
|
|
*
|
|
* Copyright (C) 2016 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 3 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, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
|
|
#include <wxPcbStruct.h>
|
|
#include <class_draw_panel_gal.h>
|
|
#include <view/view_controls.h>
|
|
#include <view/view.h>
|
|
#include <tool/tool_manager.h>
|
|
|
|
#include "zoom_tool.h"
|
|
#include "selection_area.h"
|
|
#include "pcb_actions.h"
|
|
|
|
|
|
ZOOM_TOOL::ZOOM_TOOL() :
|
|
TOOL_INTERACTIVE( "pcbnew.Control.zoomTool" )
|
|
{
|
|
m_frame = NULL;
|
|
}
|
|
|
|
|
|
ZOOM_TOOL::~ZOOM_TOOL() {}
|
|
|
|
|
|
void ZOOM_TOOL::Reset( RESET_REASON aReason )
|
|
{
|
|
m_frame = getEditFrame<PCB_EDIT_FRAME>();
|
|
}
|
|
|
|
|
|
int ZOOM_TOOL::Main( const TOOL_EVENT& aEvent )
|
|
{
|
|
m_frame->SetToolID( ID_ZOOM_SELECTION, wxCURSOR_MAGNIFIER, _( "Zoom to selection" ) );
|
|
|
|
while( auto evt = Wait() )
|
|
{
|
|
if( evt->IsCancel() || evt->IsActivate() )
|
|
break;
|
|
|
|
else if( evt->IsDrag( BUT_LEFT ) )
|
|
{
|
|
if( selectRegion() )
|
|
break;
|
|
}
|
|
|
|
else
|
|
m_toolMgr->PassEvent();
|
|
}
|
|
|
|
m_frame->SetToolID( ID_NO_TOOL_SELECTED, wxCURSOR_DEFAULT, wxEmptyString );
|
|
return 0;
|
|
}
|
|
|
|
|
|
bool ZOOM_TOOL::selectRegion()
|
|
{
|
|
bool cancelled = false;
|
|
auto view = getView();
|
|
auto canvas = m_frame->GetGalCanvas();
|
|
getViewControls()->SetAutoPan( true );
|
|
|
|
SELECTION_AREA area;
|
|
view->Add( &area );
|
|
|
|
while( auto evt = Wait() )
|
|
{
|
|
if( evt->IsCancel() || evt->IsActivate() )
|
|
{
|
|
cancelled = true;
|
|
break;
|
|
}
|
|
|
|
if( evt->IsDrag( BUT_LEFT ) )
|
|
{
|
|
area.SetOrigin( evt->DragOrigin() );
|
|
area.SetEnd( evt->Position() );
|
|
view->SetVisible( &area, true );
|
|
view->Update( &area, KIGFX::GEOMETRY );
|
|
}
|
|
|
|
if( evt->IsMouseUp( BUT_LEFT ) )
|
|
{
|
|
view->SetVisible( &area, false );
|
|
auto selectionBox = area.ViewBBox();
|
|
|
|
VECTOR2D screenSize = view->ToWorld( canvas->GetClientSize(), false );
|
|
|
|
if( selectionBox.GetWidth() == 0 || selectionBox.GetHeight() == 0 )
|
|
{
|
|
break;
|
|
}
|
|
else
|
|
{
|
|
VECTOR2D vsize = selectionBox.GetSize();
|
|
double scale = view->GetScale() / std::max( fabs( vsize.x / screenSize.x ),
|
|
fabs( vsize.y / screenSize.y ) );
|
|
view->SetScale( scale );
|
|
view->SetCenter( selectionBox.Centre() );
|
|
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
view->SetVisible( &area, false );
|
|
view->Remove( &area );
|
|
getViewControls()->SetAutoPan( false );
|
|
|
|
return cancelled;
|
|
}
|
|
|
|
|
|
void ZOOM_TOOL::SetTransitions()
|
|
{
|
|
Go( &ZOOM_TOOL::Main, PCB_ACTIONS::zoomTool.MakeEvent() );
|
|
}
|