274 lines
7.6 KiB
C++
274 lines
7.6 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2014-2016 CERN
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* @author Maciej Suminski <maciej.suminski@cern.ch>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <tool/actions.h>
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#include <draw_frame.h>
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#include <class_draw_panel_gal.h>
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#include <view/view.h>
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#include <view/view_controls.h>
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#include <gal/graphics_abstraction_layer.h>
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#include <base_screen.h>
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#include <hotkeys.h>
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#include <tool/common_tools.h>
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static TOOL_ACTION ACT_toggleCursor( "common.Control.toggleCursor",
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AS_GLOBAL, TOOL_ACTION::LegacyHotKey( HK_TOGGLE_CURSOR ),
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_( "Toggle Always Show Cursor" ),
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_( "Toogle display of the cursor, even when not in an interactive tool" ) );
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COMMON_TOOLS::COMMON_TOOLS() :
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TOOL_INTERACTIVE( "common.Control" ), m_frame( NULL )
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{
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}
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COMMON_TOOLS::~COMMON_TOOLS()
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{
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}
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void COMMON_TOOLS::Reset( RESET_REASON aReason )
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{
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m_frame = getEditFrame<EDA_DRAW_FRAME>();
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}
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int COMMON_TOOLS::ZoomInOut( const TOOL_EVENT& aEvent )
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{
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bool direction = aEvent.IsAction( &ACTIONS::zoomIn );
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return doZoomInOut( direction, true );
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}
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int COMMON_TOOLS::ZoomInOutCenter( const TOOL_EVENT& aEvent )
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{
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bool direction = aEvent.IsAction( &ACTIONS::zoomInCenter );
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return doZoomInOut( direction, false );
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}
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int COMMON_TOOLS::doZoomInOut( bool aDirection, bool aCenterOnCursor )
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{
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double zoom = m_frame->GetGalCanvas()->GetLegacyZoom();
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// Step must be AT LEAST 1.3
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if( aDirection )
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zoom /= 1.3;
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else
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zoom *= 1.3;
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// Now look for the next closest menu step
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std::vector<double>& zoomList = m_frame->GetScreen()->m_ZoomList;
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int idx;
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if( aDirection )
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{
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for( idx = zoomList.size() - 1; idx >= 0; --idx )
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{
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if( zoomList[idx] <= zoom )
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break;
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}
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if( idx < 0 )
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idx = 0; // if we ran off the end then peg to the end
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}
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else
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{
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for( idx = 0; idx < (int)zoomList.size(); ++idx )
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{
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if( zoomList[idx] >= zoom )
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break;
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}
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if( idx >= (int)zoomList.size() )
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idx = zoomList.size() - 1; // if we ran off the end then peg to the end
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}
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return doZoomToPreset( idx + 1, aCenterOnCursor );
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}
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int COMMON_TOOLS::ZoomCenter( const TOOL_EVENT& aEvent )
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{
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KIGFX::VIEW_CONTROLS* ctls = getViewControls();
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ctls->CenterOnCursor();
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return 0;
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}
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int COMMON_TOOLS::ZoomFitScreen( const TOOL_EVENT& aEvent )
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{
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KIGFX::VIEW* view = getView();
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EDA_DRAW_PANEL_GAL* galCanvas = m_frame->GetGalCanvas();
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EDA_ITEM* model = getModel<EDA_ITEM>();
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EDA_BASE_FRAME* frame = getEditFrame<EDA_BASE_FRAME>();
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BOX2I bBox = model->ViewBBox();
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VECTOR2D scrollbarSize = VECTOR2D( galCanvas->GetSize() - galCanvas->GetClientSize() );
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VECTOR2D screenSize = view->ToWorld( galCanvas->GetClientSize(), false );
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if( bBox.GetWidth() == 0 || bBox.GetHeight() == 0 )
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{
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bBox = galCanvas->GetDefaultViewBBox();
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}
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VECTOR2D vsize = bBox.GetSize();
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double scale = view->GetScale() / std::max( fabs( vsize.x / screenSize.x ),
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fabs( vsize.y / screenSize.y ) );
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// Reserve a 10% margin around component bounding box.
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double margin_scale_factor = 1.1;
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// Leave 20% for library editors & viewers
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if( frame->IsType( FRAME_PCB_MODULE_VIEWER ) || frame->IsType( FRAME_PCB_MODULE_VIEWER_MODAL )
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|| frame->IsType( FRAME_SCH_VIEWER ) || frame->IsType( FRAME_SCH_VIEWER_MODAL )
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|| frame->IsType( FRAME_SCH_LIB_EDITOR ) || frame->IsType( FRAME_PCB_MODULE_EDITOR ) )
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{
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margin_scale_factor = 1.2;
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}
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view->SetScale( scale / margin_scale_factor );
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view->SetCenter( bBox.Centre() );
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// Take scrollbars into account
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VECTOR2D worldScrollbarSize = view->ToWorld( scrollbarSize, false );
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view->SetCenter( view->GetCenter() + worldScrollbarSize / 2.0 );
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return 0;
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}
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int COMMON_TOOLS::ZoomPreset( const TOOL_EVENT& aEvent )
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{
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unsigned int idx = aEvent.Parameter<intptr_t>();
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return doZoomToPreset( idx, false );
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}
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// Note: idx == 0 is Auto; idx == 1 is first entry in zoomList
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int COMMON_TOOLS::doZoomToPreset( int idx, bool aCenterOnCursor )
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{
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std::vector<double>& zoomList = m_frame->GetScreen()->m_ZoomList;
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KIGFX::VIEW* view = m_frame->GetGalCanvas()->GetView();
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KIGFX::GAL* gal = m_frame->GetGalCanvas()->GetGAL();
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m_frame->SetPresetZoom( idx );
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if( idx == 0 ) // Zoom Auto
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{
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TOOL_EVENT dummy;
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return ZoomFitScreen( dummy );
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}
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else
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idx--;
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double selectedZoom = zoomList[idx];
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double zoomFactor = gal->GetWorldScale() / gal->GetZoomFactor();
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double scale = 1.0 / ( zoomFactor * selectedZoom );
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if( aCenterOnCursor )
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{
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view->SetScale( scale, getViewControls()->GetCursorPosition() );
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if( getViewControls()->IsCursorWarpingEnabled() )
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getViewControls()->CenterOnCursor();
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}
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else
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view->SetScale( scale );
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return 0;
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}
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// Grid control
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int COMMON_TOOLS::GridNext( const TOOL_EVENT& aEvent )
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{
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m_frame->SetNextGrid();
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updateGrid();
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return 0;
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}
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int COMMON_TOOLS::GridPrev( const TOOL_EVENT& aEvent )
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{
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m_frame->SetPrevGrid();
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updateGrid();
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return 0;
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}
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int COMMON_TOOLS::GridPreset( const TOOL_EVENT& aEvent )
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{
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long idx = aEvent.Parameter<intptr_t>();
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m_frame->SetPresetGrid( idx );
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updateGrid();
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return 0;
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}
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int COMMON_TOOLS::ToggleCursor( const TOOL_EVENT& aEvent )
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{
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auto& galOpts = m_frame->GetGalDisplayOptions();
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galOpts.m_forceDisplayCursor = !galOpts.m_forceDisplayCursor;
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galOpts.NotifyChanged();
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return 0;
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}
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void COMMON_TOOLS::setTransitions()
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{
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Go( &COMMON_TOOLS::ZoomInOut, ACTIONS::zoomIn.MakeEvent() );
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Go( &COMMON_TOOLS::ZoomInOut, ACTIONS::zoomOut.MakeEvent() );
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Go( &COMMON_TOOLS::ZoomInOutCenter, ACTIONS::zoomInCenter.MakeEvent() );
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Go( &COMMON_TOOLS::ZoomInOutCenter, ACTIONS::zoomOutCenter.MakeEvent() );
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Go( &COMMON_TOOLS::ZoomCenter, ACTIONS::zoomCenter.MakeEvent() );
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Go( &COMMON_TOOLS::ZoomFitScreen, ACTIONS::zoomFitScreen.MakeEvent() );
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Go( &COMMON_TOOLS::ZoomPreset, ACTIONS::zoomPreset.MakeEvent() );
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Go( &COMMON_TOOLS::GridNext, ACTIONS::gridNext.MakeEvent() );
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Go( &COMMON_TOOLS::GridPrev, ACTIONS::gridPrev.MakeEvent() );
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Go( &COMMON_TOOLS::GridPreset, ACTIONS::gridPreset.MakeEvent() );
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Go( &COMMON_TOOLS::ToggleCursor, ACT_toggleCursor.MakeEvent() );
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}
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void COMMON_TOOLS::updateGrid()
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{
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BASE_SCREEN* screen = m_frame->GetScreen();
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getView()->GetGAL()->SetGridSize( VECTOR2D( screen->GetGridSize() ) );
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getView()->MarkTargetDirty( KIGFX::TARGET_NONCACHED );
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}
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