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kicad/common/draw_frame.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2004 Jean-Pierre Charras, jean-pierre.charras@gipsa-lab.inpg.fr
* Copyright (C) 2008-2011 Wayne Stambaugh <stambaughw@verizon.net>
* Copyright (C) 2004-2011 KiCad Developers, see change_log.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
*/
/**
* @file drawframe.cpp
*/
#include <fctsys.h>
#include <pgm_base.h>
#include <kiface_i.h>
#include <gr_basic.h>
#include <common.h>
#include <bitmaps.h>
#include <macros.h>
#include <id.h>
#include <class_drawpanel.h>
#include <class_draw_panel_gal.h>
#include <class_base_screen.h>
#include <msgpanel.h>
#include <draw_frame.h>
#include <confirm.h>
#include <kicad_device_context.h>
#include <dialog_helpers.h>
#include <base_units.h>
#include <math/box2.h>
#include <wx/fontdlg.h>
#include <wx/snglinst.h>
#include <view/view.h>
#include <view/view_controls.h>
#include <gal/graphics_abstraction_layer.h>
/**
* Definition for enabling and disabling scroll bar setting trace output. See the
* wxWidgets documentation on useing the WXTRACE environment variable.
*/
static const wxString traceScrollSettings( wxT( "KicadScrollSettings" ) );
// Configuration entry names.
static const wxString CursorShapeEntryKeyword( wxT( "CursorShape" ) );
static const wxString ShowGridEntryKeyword( wxT( "ShowGrid" ) );
static const wxString GridColorEntryKeyword( wxT( "GridColor" ) );
static const wxString LastGridSizeIdKeyword( wxT( "_LastGridSize" ) );
BEGIN_EVENT_TABLE( EDA_DRAW_FRAME, KIWAY_PLAYER )
EVT_MOUSEWHEEL( EDA_DRAW_FRAME::OnMouseEvent )
EVT_MENU_OPEN( EDA_DRAW_FRAME::OnMenuOpen )
EVT_ACTIVATE( EDA_DRAW_FRAME::OnActivate )
EVT_MENU_RANGE( ID_ZOOM_IN, ID_ZOOM_REDRAW, EDA_DRAW_FRAME::OnZoom )
EVT_MENU_RANGE( ID_OFFCENTER_ZOOM_IN, ID_OFFCENTER_ZOOM_OUT, EDA_DRAW_FRAME::OnZoom )
EVT_MENU_RANGE( ID_POPUP_ZOOM_START_RANGE, ID_POPUP_ZOOM_END_RANGE,
EDA_DRAW_FRAME::OnZoom )
EVT_MENU_RANGE( ID_POPUP_GRID_LEVEL_1000, ID_POPUP_GRID_USER,
EDA_DRAW_FRAME::OnSelectGrid )
EVT_TOOL( ID_TB_OPTIONS_SHOW_GRID, EDA_DRAW_FRAME::OnToggleGridState )
EVT_TOOL_RANGE( ID_TB_OPTIONS_SELECT_UNIT_MM, ID_TB_OPTIONS_SELECT_UNIT_INCH,
EDA_DRAW_FRAME::OnSelectUnits )
EVT_TOOL( ID_TB_OPTIONS_SELECT_CURSOR, EDA_DRAW_FRAME::OnToggleCrossHairStyle )
EVT_UPDATE_UI( wxID_UNDO, EDA_DRAW_FRAME::OnUpdateUndo )
EVT_UPDATE_UI( wxID_REDO, EDA_DRAW_FRAME::OnUpdateRedo )
EVT_UPDATE_UI( ID_TB_OPTIONS_SHOW_GRID, EDA_DRAW_FRAME::OnUpdateGrid )
EVT_UPDATE_UI( ID_TB_OPTIONS_SELECT_CURSOR, EDA_DRAW_FRAME::OnUpdateCrossHairStyle )
EVT_UPDATE_UI_RANGE( ID_TB_OPTIONS_SELECT_UNIT_MM, ID_TB_OPTIONS_SELECT_UNIT_INCH,
EDA_DRAW_FRAME::OnUpdateUnits )
END_EVENT_TABLE()
EDA_DRAW_FRAME::EDA_DRAW_FRAME( KIWAY* aKiway, wxWindow* aParent,
FRAME_T aFrameType,
const wxString& aTitle,
const wxPoint& aPos, const wxSize& aSize,
long aStyle, const wxString & aFrameName ) :
KIWAY_PLAYER( aKiway, aParent, aFrameType, aTitle, aPos, aSize, aStyle, aFrameName )
{
m_file_checker = NULL;
m_drawToolBar = NULL;
m_optionsToolBar = NULL;
m_gridSelectBox = NULL;
m_zoomSelectBox = NULL;
m_HotkeysZoomAndGridList = NULL;
m_canvas = NULL;
m_galCanvas = NULL;
m_galCanvasActive = false;
m_messagePanel = NULL;
m_currentScreen = NULL;
m_toolId = ID_NO_TOOL_SELECTED;
m_lastDrawToolId = ID_NO_TOOL_SELECTED;
m_showAxis = false; // true to draw axis.
m_showBorderAndTitleBlock = false; // true to display reference sheet.
m_showGridAxis = false; // true to draw the grid axis
m_showOriginAxis = false; // true to draw the grid origin
m_cursorShape = 0;
m_LastGridSizeId = 0;
m_drawGrid = true; // hide/Show grid. default = show
m_gridColor = DARKGRAY; // Default grid color
m_showPageLimits = false;
m_drawBgColor = BLACK; // the background color of the draw canvas:
// BLACK for Pcbnew, BLACK or WHITE for eeschema
m_snapToGrid = true;
m_MsgFrameHeight = EDA_MSG_PANEL::GetRequiredHeight();
m_movingCursorWithKeyboard = false;
m_auimgr.SetFlags(wxAUI_MGR_DEFAULT|wxAUI_MGR_LIVE_RESIZE);
CreateStatusBar( 6 );
// set the size of the status bar subwindows:
wxWindow* stsbar = GetStatusBar();
int dims[] = {
// remainder of status bar on far left is set to a default or whatever is left over.
-1,
// When using GetTextSize() remember the width of character '1' is not the same
// as the width of '0' unless the font is fixed width, and it usually won't be.
// zoom:
GetTextSize( wxT( "Z 762000" ), stsbar ).x + 10,
// cursor coords
GetTextSize( wxT( "X 0234.567890 Y 0234.567890" ), stsbar ).x + 10,
// delta distances
GetTextSize( wxT( "dx 0234.567890 dx 0234.567890 d 0234.567890" ), stsbar ).x + 10,
// units display, Inches is bigger than mm
GetTextSize( _( "Inches" ), stsbar ).x + 10,
// Size for the panel used as "Current tool in play": will take longest string from
// void PCB_EDIT_FRAME::OnSelectTool( wxCommandEvent& aEvent ) in pcbnew/edit.cpp
GetTextSize( wxT( "Add layer alignment target" ), stsbar ).x + 10,
};
SetStatusWidths( DIM( dims ), dims );
// Create child subwindows.
GetClientSize( &m_FrameSize.x, &m_FrameSize.y );
m_FramePos.x = m_FramePos.y = 0;
m_FrameSize.y -= m_MsgFrameHeight;
m_canvas = new EDA_DRAW_PANEL( this, -1, wxPoint( 0, 0 ), m_FrameSize );
m_messagePanel = new EDA_MSG_PANEL( this, -1, wxPoint( 0, m_FrameSize.y ),
wxSize( m_FrameSize.x, m_MsgFrameHeight ) );
m_messagePanel->SetBackgroundColour( MakeColour( LIGHTGRAY ) );
}
EDA_DRAW_FRAME::~EDA_DRAW_FRAME()
{
delete m_currentScreen;
m_currentScreen = NULL;
m_auimgr.UnInit();
ReleaseFile();
}
void EDA_DRAW_FRAME::ReleaseFile()
{
delete m_file_checker;
m_file_checker = 0;
}
bool EDA_DRAW_FRAME::LockFile( const wxString& aFileName )
{
delete m_file_checker;
m_file_checker = ::LockFile( aFileName );
return bool( m_file_checker );
}
void EDA_DRAW_FRAME::unitsChangeRefresh()
{
UpdateStatusBar();
EDA_ITEM* item = GetScreen()->GetCurItem();
if( item )
SetMsgPanel( item );
}
void EDA_DRAW_FRAME::EraseMsgBox()
{
if( m_messagePanel )
m_messagePanel->EraseMsgBox();
}
void EDA_DRAW_FRAME::OnActivate( wxActivateEvent& event )
{
m_FrameIsActive = event.GetActive();
if( m_canvas )
m_canvas->SetCanStartBlock( -1 );
event.Skip(); // required under wxMAC
}
void EDA_DRAW_FRAME::OnMenuOpen( wxMenuEvent& event )
{
if( m_canvas )
m_canvas->SetCanStartBlock( -1 );
event.Skip();
}
void EDA_DRAW_FRAME::SkipNextLeftButtonReleaseEvent()
{
m_canvas->SetIgnoreLeftButtonReleaseEvent( true );
}
void EDA_DRAW_FRAME::OnToggleGridState( wxCommandEvent& aEvent )
{
SetGridVisibility( !IsGridVisible() );
if( IsGalCanvasActive() )
{
GetGalCanvas()->GetGAL()->SetGridVisibility( IsGridVisible() );
GetGalCanvas()->GetView()->MarkTargetDirty( KIGFX::TARGET_NONCACHED );
}
m_canvas->Refresh();
}
void EDA_DRAW_FRAME::OnSelectUnits( wxCommandEvent& aEvent )
{
if( aEvent.GetId() == ID_TB_OPTIONS_SELECT_UNIT_MM && g_UserUnit != MILLIMETRES )
{
g_UserUnit = MILLIMETRES;
unitsChangeRefresh();
}
else if( aEvent.GetId() == ID_TB_OPTIONS_SELECT_UNIT_INCH && g_UserUnit != INCHES )
{
g_UserUnit = INCHES;
unitsChangeRefresh();
}
}
void EDA_DRAW_FRAME::OnToggleCrossHairStyle( wxCommandEvent& aEvent )
{
INSTALL_UNBUFFERED_DC( dc, m_canvas );
m_canvas->CrossHairOff( &dc );
m_cursorShape = !m_cursorShape;
m_canvas->CrossHairOn( &dc );
}
void EDA_DRAW_FRAME::OnUpdateUndo( wxUpdateUIEvent& aEvent )
{
if( GetScreen() )
aEvent.Enable( GetScreen()->GetUndoCommandCount() > 0 );
}
void EDA_DRAW_FRAME::OnUpdateRedo( wxUpdateUIEvent& aEvent )
{
if( GetScreen() )
aEvent.Enable( GetScreen()->GetRedoCommandCount() > 0 );
}
void EDA_DRAW_FRAME::OnUpdateUnits( wxUpdateUIEvent& aEvent )
{
bool enable;
enable = ( ((aEvent.GetId() == ID_TB_OPTIONS_SELECT_UNIT_MM) && (g_UserUnit == MILLIMETRES))
|| ((aEvent.GetId() == ID_TB_OPTIONS_SELECT_UNIT_INCH) && (g_UserUnit == INCHES)) );
aEvent.Check( enable );
DisplayUnitsMsg();
}
void EDA_DRAW_FRAME::OnUpdateGrid( wxUpdateUIEvent& aEvent )
{
wxString tool_tip = IsGridVisible() ? _( "Hide grid" ) : _( "Show grid" );
aEvent.Check( IsGridVisible() );
m_optionsToolBar->SetToolShortHelp( ID_TB_OPTIONS_SHOW_GRID, tool_tip );
}
void EDA_DRAW_FRAME::OnUpdateCrossHairStyle( wxUpdateUIEvent& aEvent )
{
aEvent.Check( m_cursorShape );
}
void EDA_DRAW_FRAME::ReCreateAuxiliaryToolbar()
{
}
void EDA_DRAW_FRAME::ReCreateMenuBar()
{
}
bool EDA_DRAW_FRAME::OnHotKey( wxDC* aDC, int aHotKey, const wxPoint& aPosition, EDA_ITEM* aItem )
{
return false;
}
void EDA_DRAW_FRAME::ToolOnRightClick( wxCommandEvent& event )
{
}
void EDA_DRAW_FRAME::PrintPage( wxDC* aDC, LSET aPrintMask, bool aPrintMirrorMode, void* aData )
{
wxMessageBox( wxT("EDA_DRAW_FRAME::PrintPage() error") );
}
void EDA_DRAW_FRAME::OnSelectGrid( wxCommandEvent& event )
{
int* clientData;
int eventId = ID_POPUP_GRID_LEVEL_100;
if( event.GetEventType() == wxEVT_COMMAND_COMBOBOX_SELECTED )
{
if( m_gridSelectBox == NULL )
return;
/*
* Don't use wxCommandEvent::GetClientData() here. It always
* returns NULL in GTK. This solution is not as elegant but
* it works.
*/
int index = m_gridSelectBox->GetSelection();
wxASSERT( index != wxNOT_FOUND );
clientData = (int*) m_gridSelectBox->wxItemContainer::GetClientData( index );
if( clientData != NULL )
eventId = *clientData;
}
else
{
eventId = event.GetId();
/* Update the grid select combobox if the grid size was changed
* by menu event.
*/
if( m_gridSelectBox != NULL )
{
for( size_t i = 0; i < m_gridSelectBox->GetCount(); i++ )
{
clientData = (int*) m_gridSelectBox->wxItemContainer::GetClientData( i );
if( clientData && eventId == *clientData )
{
m_gridSelectBox->SetSelection( i );
break;
}
}
}
}
// Be sure m_LastGridSizeId is up to date.
m_LastGridSizeId = eventId - ID_POPUP_GRID_LEVEL_1000;
BASE_SCREEN* screen = GetScreen();
if( screen->GetGridId() == eventId )
return;
/*
* This allows for saving non-sequential command ID offsets used that
* may be used in the grid size combobox. Do not use the selection
* index returned by GetSelection().
*/
screen->SetGrid( eventId );
SetCrossHairPosition( RefPos( true ) );
if( IsGalCanvasActive() )
{
GetGalCanvas()->GetGAL()->SetGridSize( VECTOR2D( screen->GetGrid().m_Size.x,
screen->GetGrid().m_Size.y ) );
GetGalCanvas()->GetView()->MarkTargetDirty( KIGFX::TARGET_NONCACHED );
}
m_canvas->Refresh();
}
void EDA_DRAW_FRAME::OnSelectZoom( wxCommandEvent& event )
{
if( m_zoomSelectBox == NULL )
return; // Should not happen!
int id = m_zoomSelectBox->GetCurrentSelection();
if( id < 0 || !( id < (int)m_zoomSelectBox->GetCount() ) )
return;
if( id == 0 ) // Auto zoom (Fit in Page)
{
Zoom_Automatique( true );
}
else
{
id--;
double selectedZoom = GetScreen()->m_ZoomList[id];
if( GetScreen()->GetZoom() == selectedZoom )
return;
GetScreen()->SetZoom( selectedZoom );
if( IsGalCanvasActive() )
{
// Apply computed view settings to GAL
KIGFX::VIEW* view = GetGalCanvas()->GetView();
KIGFX::GAL* gal = GetGalCanvas()->GetGAL();
double zoomFactor = gal->GetWorldScale() / gal->GetZoomFactor();
double zoom = 1.0 / ( zoomFactor * GetZoom() );
view->SetScale( zoom );
GetGalCanvas()->Refresh();
}
else
RedrawScreen( GetScrollCenterPosition(), false );
}
}
double EDA_DRAW_FRAME::GetZoom()
{
return GetScreen()->GetZoom();
}
void EDA_DRAW_FRAME::OnMouseEvent( wxMouseEvent& event )
{
event.Skip();
}
void EDA_DRAW_FRAME::OnLeftDClick( wxDC* DC, const wxPoint& MousePos )
{
}
void EDA_DRAW_FRAME::DisplayToolMsg( const wxString& msg )
{
SetStatusText( msg, 5 );
}
void EDA_DRAW_FRAME::DisplayUnitsMsg()
{
wxString msg;
switch( g_UserUnit )
{
case INCHES:
msg = _( "Inches" );
break;
case MILLIMETRES:
msg = _( "mm" );
break;
default:
msg = _( "Units" );
break;
}
SetStatusText( msg, 4 );
}
void EDA_DRAW_FRAME::OnSize( wxSizeEvent& SizeEv )
{
m_FrameSize = GetClientSize( );
SizeEv.Skip();
}
void EDA_DRAW_FRAME::SetToolID( int aId, int aCursor, const wxString& aToolMsg )
{
// Keep default cursor in toolbars
SetCursor( wxNullCursor );
// Change m_canvas cursor if requested.
if( m_canvas && aCursor >= 0 )
m_canvas->SetCurrentCursor( aCursor );
DisplayToolMsg( aToolMsg );
if( aId < 0 )
return;
wxCHECK2_MSG( aId >= ID_NO_TOOL_SELECTED, aId = ID_NO_TOOL_SELECTED,
wxString::Format( wxT( "Current tool ID cannot be set to %d." ), aId ) );
m_toolId = aId;
}
wxPoint EDA_DRAW_FRAME::GetGridPosition( const wxPoint& aPosition ) const
{
wxPoint pos = aPosition;
if( m_currentScreen != NULL && m_snapToGrid )
pos = GetNearestGridPosition( aPosition );
return pos;
}
void EDA_DRAW_FRAME::SetNextGrid()
{
if( m_gridSelectBox )
{
m_gridSelectBox->SetSelection( ( m_gridSelectBox->GetSelection() + 1 ) %
m_gridSelectBox->GetCount() );
wxCommandEvent cmd( wxEVT_COMMAND_COMBOBOX_SELECTED );
// cmd.SetEventObject( this );
OnSelectGrid( cmd );
}
}
void EDA_DRAW_FRAME::SetPrevGrid()
{
if( m_gridSelectBox )
{
int cnt = m_gridSelectBox->GetSelection();
if( --cnt < 0 )
cnt = m_gridSelectBox->GetCount() - 1;
m_gridSelectBox->SetSelection( cnt );
wxCommandEvent cmd( wxEVT_COMMAND_COMBOBOX_SELECTED );
// cmd.SetEventObject( this );
OnSelectGrid( cmd );
}
}
int EDA_DRAW_FRAME::BlockCommand( int key )
{
return 0;
}
void EDA_DRAW_FRAME::InitBlockPasteInfos()
{
GetScreen()->m_BlockLocate.ClearItemsList();
m_canvas->SetMouseCaptureCallback( NULL );
}
void EDA_DRAW_FRAME::HandleBlockPlace( wxDC* DC )
{
}
bool EDA_DRAW_FRAME::HandleBlockEnd( wxDC* DC )
{
return false;
}
void EDA_DRAW_FRAME::UpdateStatusBar()
{
wxString Line;
BASE_SCREEN* screen = GetScreen();
if( !screen )
return;
// Display Zoom level: zoom = zoom_coeff/ZoomScalar
Line.Printf( wxT( "Z %g" ), screen->GetZoom() );
SetStatusText( Line, 1 );
// Absolute and relative cursor positions are handled by overloading this function and
// handling the internal to user units conversion at the appropriate level.
// refresh units display
DisplayUnitsMsg();
}
void EDA_DRAW_FRAME::LoadSettings( wxConfigBase* aCfg )
{
EDA_BASE_FRAME::LoadSettings( aCfg );
aCfg->Read( m_FrameName + CursorShapeEntryKeyword, &m_cursorShape, ( long )0 );
bool btmp;
if( aCfg->Read( m_FrameName + ShowGridEntryKeyword, &btmp ) )
SetGridVisibility( btmp );
int itmp;
if( aCfg->Read( m_FrameName + GridColorEntryKeyword, &itmp ) )
SetGridColor( ColorFromInt( itmp ) );
aCfg->Read( m_FrameName + LastGridSizeIdKeyword, &m_LastGridSizeId, 0L );
// m_LastGridSizeId is an offset, expected to be >= 0
if( m_LastGridSizeId < 0 )
m_LastGridSizeId = 0;
}
void EDA_DRAW_FRAME::SaveSettings( wxConfigBase* aCfg )
{
EDA_BASE_FRAME::SaveSettings( aCfg );
aCfg->Write( m_FrameName + CursorShapeEntryKeyword, m_cursorShape );
aCfg->Write( m_FrameName + ShowGridEntryKeyword, IsGridVisible() );
aCfg->Write( m_FrameName + GridColorEntryKeyword, ( long ) GetGridColor() );
aCfg->Write( m_FrameName + LastGridSizeIdKeyword, ( long ) m_LastGridSizeId );
}
void EDA_DRAW_FRAME::AppendMsgPanel( const wxString& textUpper,
const wxString& textLower,
EDA_COLOR_T color, int pad )
{
if( m_messagePanel == NULL )
return;
m_messagePanel->AppendMessage( textUpper, textLower, color, pad );
}
void EDA_DRAW_FRAME::ClearMsgPanel()
{
if( m_messagePanel == NULL )
return;
m_messagePanel->EraseMsgBox();
}
void EDA_DRAW_FRAME::SetMsgPanel( const MSG_PANEL_ITEMS& aList )
{
if( m_messagePanel == NULL )
return;
ClearMsgPanel();
for( unsigned i = 0; i < aList.size(); i++ )
m_messagePanel->AppendMessage( aList[i] );
}
void EDA_DRAW_FRAME::SetMsgPanel( EDA_ITEM* aItem )
{
wxCHECK_RET( aItem != NULL, wxT( "Invalid EDA_ITEM pointer. Bad programmer." ) );
MSG_PANEL_ITEMS items;
aItem->GetMsgPanelInfo( items );
SetMsgPanel( items );
}
wxString EDA_DRAW_FRAME::CoordinateToString( int aValue, bool aConvertToMils ) const
{
return ::CoordinateToString( aValue, aConvertToMils );
}
wxString EDA_DRAW_FRAME::LengthDoubleToString( double aValue, bool aConvertToMils ) const
{
return ::LengthDoubleToString( aValue, aConvertToMils );
}
bool EDA_DRAW_FRAME::HandleBlockBegin( wxDC* aDC, int aKey, const wxPoint& aPosition )
{
BLOCK_SELECTOR* Block = &GetScreen()->m_BlockLocate;
if( ( Block->GetCommand() != BLOCK_IDLE ) || ( Block->GetState() != STATE_NO_BLOCK ) )
return false;
Block->SetCommand( (BLOCK_COMMAND_T) BlockCommand( aKey ) );
if( Block->GetCommand() == 0 )
return false;
switch( Block->GetCommand() )
{
case BLOCK_IDLE:
break;
case BLOCK_MOVE: // Move
case BLOCK_DRAG: // Drag (block defined)
case BLOCK_DRAG_ITEM: // Drag from a drag item command
case BLOCK_COPY: // Copy
case BLOCK_DELETE: // Delete
case BLOCK_SAVE: // Save
case BLOCK_ROTATE: // Rotate 90 deg
case BLOCK_FLIP: // Flip
case BLOCK_ZOOM: // Window Zoom
case BLOCK_MIRROR_X:
case BLOCK_MIRROR_Y: // mirror
case BLOCK_PRESELECT_MOVE: // Move with preselection list
Block->InitData( m_canvas, aPosition );
break;
case BLOCK_PASTE:
Block->InitData( m_canvas, aPosition );
Block->SetLastCursorPosition( wxPoint( 0, 0 ) );
InitBlockPasteInfos();
if( Block->GetCount() == 0 ) // No data to paste
{
DisplayError( this, wxT( "No Block to paste" ), 20 );
GetScreen()->m_BlockLocate.SetCommand( BLOCK_IDLE );
m_canvas->SetMouseCaptureCallback( NULL );
return true;
}
if( !m_canvas->IsMouseCaptured() )
{
Block->ClearItemsList();
DisplayError( this,
wxT( "EDA_DRAW_FRAME::HandleBlockBegin() Err: m_mouseCaptureCallback NULL" ) );
return true;
}
Block->SetState( STATE_BLOCK_MOVE );
m_canvas->CallMouseCapture( aDC, aPosition, false );
break;
default:
{
wxString msg;
msg << wxT( "EDA_DRAW_FRAME::HandleBlockBegin() error: Unknown command " ) <<
Block->GetCommand();
DisplayError( this, msg );
}
break;
}
Block->SetMessageBlock( this );
return true;
}
// I am not seeing a problem with this size yet:
static const double MAX_AXIS = INT_MAX - 100;
#define VIRT_MIN (-MAX_AXIS/2.0) ///< min X or Y coordinate in virtual space
#define VIRT_MAX (MAX_AXIS/2.0) ///< max X or Y coordinate in virtual space
void EDA_DRAW_FRAME::AdjustScrollBars( const wxPoint& aCenterPositionIU )
{
BASE_SCREEN* screen = GetScreen();
if( !screen || !m_canvas )
return;
double scale = screen->GetScalingFactor();
wxLogTrace( traceScrollSettings, wxT( "Center Position = ( %d, %d ), scale = %.10g" ),
aCenterPositionIU.x, aCenterPositionIU.y, scale );
// Calculate the portion of the drawing that can be displayed in the
// client area at the current zoom level.
// visible viewport in device units ~ pixels
wxSize clientSizeDU = m_canvas->GetClientSize();
// Size of the client window in IU
DSIZE clientSizeIU( clientSizeDU.x / scale, clientSizeDU.y / scale );
// Full drawing or "page" rectangle in internal units
DBOX pageRectIU( wxPoint( 0, 0 ), wxSize( GetPageSizeIU().x, GetPageSizeIU().y ) );
// The upper left corner of the client rectangle in internal units.
double xIU = aCenterPositionIU.x - clientSizeIU.x / 2.0;
double yIU = aCenterPositionIU.y - clientSizeIU.y / 2.0;
// If drawn around the center, adjust the client rectangle accordingly.
if( screen->m_Center )
{
// half page offset.
xIU += pageRectIU.GetWidth() / 2.0;
yIU += pageRectIU.GetHeight() / 2.0;
}
DBOX clientRectIU( wxPoint( xIU, yIU ), wxSize( clientSizeIU.x, clientSizeIU.y ) );
wxPoint centerPositionIU;
// put "int" limits on the clientRect
if( clientRectIU.GetLeft() < VIRT_MIN )
clientRectIU.MoveLeftTo( VIRT_MIN );
if( clientRectIU.GetTop() < VIRT_MIN )
clientRectIU.MoveTopTo( VIRT_MIN );
if( clientRectIU.GetRight() > VIRT_MAX )
clientRectIU.MoveRightTo( VIRT_MAX );
if( clientRectIU.GetBottom() > VIRT_MAX )
clientRectIU.MoveBottomTo( VIRT_MAX );
centerPositionIU.x = KiROUND( clientRectIU.GetX() + clientRectIU.GetWidth() / 2 );
centerPositionIU.y = KiROUND( clientRectIU.GetY() + clientRectIU.GetHeight() / 2 );
if( screen->m_Center )
{
centerPositionIU.x -= KiROUND( pageRectIU.GetWidth() / 2.0 );
centerPositionIU.y -= KiROUND( pageRectIU.GetHeight() / 2.0 );
}
DSIZE virtualSizeIU;
if( pageRectIU.GetLeft() < clientRectIU.GetLeft() && pageRectIU.GetRight() > clientRectIU.GetRight() )
{
virtualSizeIU.x = pageRectIU.GetSize().x;
}
else
{
double pageCenterX = pageRectIU.GetX() + ( pageRectIU.GetWidth() / 2 );
double clientCenterX = clientRectIU.GetX() + ( clientRectIU.GetWidth() / 2 );
if( clientRectIU.GetWidth() > pageRectIU.GetWidth() )
{
if( pageCenterX > clientCenterX )
virtualSizeIU.x = ( pageCenterX - clientRectIU.GetLeft() ) * 2;
else if( pageCenterX < clientCenterX )
virtualSizeIU.x = ( clientRectIU.GetRight() - pageCenterX ) * 2;
else
virtualSizeIU.x = clientRectIU.GetWidth();
}
else
{
if( pageCenterX > clientCenterX )
virtualSizeIU.x = pageRectIU.GetWidth() + ( (pageRectIU.GetLeft() - clientRectIU.GetLeft() ) * 2 );
else if( pageCenterX < clientCenterX )
virtualSizeIU.x = pageRectIU.GetWidth() + ( (clientRectIU.GetRight() - pageRectIU.GetRight() ) * 2 );
else
virtualSizeIU.x = pageRectIU.GetWidth();
}
}
if( pageRectIU.GetTop() < clientRectIU.GetTop() && pageRectIU.GetBottom() > clientRectIU.GetBottom() )
{
virtualSizeIU.y = pageRectIU.GetSize().y;
}
else
{
double pageCenterY = pageRectIU.GetY() + ( pageRectIU.GetHeight() / 2 );
double clientCenterY = clientRectIU.GetY() + ( clientRectIU.GetHeight() / 2 );
if( clientRectIU.GetHeight() > pageRectIU.GetHeight() )
{
if( pageCenterY > clientCenterY )
virtualSizeIU.y = ( pageCenterY - clientRectIU.GetTop() ) * 2;
else if( pageCenterY < clientCenterY )
virtualSizeIU.y = ( clientRectIU.GetBottom() - pageCenterY ) * 2;
else
virtualSizeIU.y = clientRectIU.GetHeight();
}
else
{
if( pageCenterY > clientCenterY )
virtualSizeIU.y = pageRectIU.GetHeight() +
( ( pageRectIU.GetTop() - clientRectIU.GetTop() ) * 2 );
else if( pageCenterY < clientCenterY )
virtualSizeIU.y = pageRectIU.GetHeight() +
( ( clientRectIU.GetBottom() - pageRectIU.GetBottom() ) * 2 );
else
virtualSizeIU.y = pageRectIU.GetHeight();
}
}
// put "int" limits on the virtualSizeIU
virtualSizeIU.x = std::min( virtualSizeIU.x, MAX_AXIS );
virtualSizeIU.y = std::min( virtualSizeIU.y, MAX_AXIS );
if( screen->m_Center )
{
screen->m_DrawOrg.x = -KiROUND( virtualSizeIU.x / 2.0 );
screen->m_DrawOrg.y = -KiROUND( virtualSizeIU.y / 2.0 );
}
else
{
screen->m_DrawOrg.x = -KiROUND( ( virtualSizeIU.x - pageRectIU.GetWidth() ) / 2.0 );
screen->m_DrawOrg.y = -KiROUND( ( virtualSizeIU.y - pageRectIU.GetHeight() ) / 2.0 );
}
/* Always set scrollbar pixels per unit to 1 unless you want the zoom
* around cursor to jump around. This reported problem occurs when the
* zoom point is not on a pixel per unit increment. If you set the
* pixels per unit to 10, you have potential for the zoom point to
* jump around +/-5 pixels from the nearest grid point.
*/
screen->m_ScrollPixelsPerUnitX = screen->m_ScrollPixelsPerUnitY = 1;
// Number of scroll bar units for the given zoom level in device units.
double unitsX = virtualSizeIU.x * scale;
double unitsY = virtualSizeIU.y * scale;
// Calculate the scroll bar position in internal units to place the
// center position at the center of client rectangle.
SetScrollCenterPosition( centerPositionIU );
double posX = centerPositionIU.x - clientRectIU.GetWidth() / 2.0 - screen->m_DrawOrg.x;
double posY = centerPositionIU.y - clientRectIU.GetHeight() / 2.0 - screen->m_DrawOrg.y;
// Convert scroll bar position to device units.
posX = KiROUND( posX * scale );
posY = KiROUND( posY * scale );
if( posX < 0 )
{
wxLogTrace( traceScrollSettings, wxT( "Required scroll bar X position %.10g" ), posX );
posX = 0;
}
if( posX > unitsX )
{
wxLogTrace( traceScrollSettings, wxT( "Required scroll bar X position %.10g" ), posX );
posX = unitsX;
}
if( posY < 0 )
{
wxLogTrace( traceScrollSettings, wxT( "Required scroll bar Y position %.10g" ), posY );
posY = 0;
}
if( posY > unitsY )
{
wxLogTrace( traceScrollSettings, wxT( "Required scroll bar Y position %.10g" ), posY );
posY = unitsY;
}
screen->m_ScrollbarPos = wxPoint( KiROUND( posX ), KiROUND( posY ) );
screen->m_ScrollbarNumber = wxSize( KiROUND( unitsX ), KiROUND( unitsY ) );
wxLogTrace( traceScrollSettings,
wxT( "Drawing = (%.10g, %.10g), Client = (%.10g, %.10g), Offset = (%d, %d), SetScrollbars(%d, %d, %d, %d, %d, %d)" ),
virtualSizeIU.x, virtualSizeIU.y, clientSizeIU.x, clientSizeIU.y,
screen->m_DrawOrg.x, screen->m_DrawOrg.y,
screen->m_ScrollPixelsPerUnitX, screen->m_ScrollPixelsPerUnitY,
screen->m_ScrollbarNumber.x, screen->m_ScrollbarNumber.y,
screen->m_ScrollbarPos.x, screen->m_ScrollbarPos.y );
bool noRefresh = true;
m_canvas->SetScrollbars( screen->m_ScrollPixelsPerUnitX,
screen->m_ScrollPixelsPerUnitY,
screen->m_ScrollbarNumber.x,
screen->m_ScrollbarNumber.y,
screen->m_ScrollbarPos.x,
screen->m_ScrollbarPos.y, noRefresh );
}
void EDA_DRAW_FRAME::UseGalCanvas( bool aEnable )
{
KIGFX::VIEW* view = GetGalCanvas()->GetView();
KIGFX::GAL* gal = GetGalCanvas()->GetGAL();
double zoomFactor = gal->GetWorldScale() / gal->GetZoomFactor();
// Display the same view after canvas switching
if( aEnable )
{
BASE_SCREEN* screen = GetScreen();
// Switch to GAL rendering
if( !IsGalCanvasActive() )
{
// Set up viewport
double zoom = 1.0 / ( zoomFactor * m_canvas->GetZoom() );
view->SetScale( zoom );
view->SetCenter( VECTOR2D( m_canvas->GetScreenCenterLogicalPosition() ) );
}
// Set up grid settings
gal->SetGridVisibility( IsGridVisible() );
gal->SetGridSize( VECTOR2D( screen->GetGridSize().x, screen->GetGridSize().y ) );
gal->SetGridOrigin( VECTOR2D( GetGridOrigin() ) );
}
else
{
// Switch to standard rendering
if( IsGalCanvasActive() )
{
// Change view settings only if GAL was active previously
double zoom = 1.0 / ( zoomFactor * view->GetScale() );
m_canvas->SetZoom( zoom );
VECTOR2D center = view->GetCenter();
RedrawScreen( wxPoint( center.x, center.y ), false );
}
}
m_canvas->SetEvtHandlerEnabled( !aEnable );
GetGalCanvas()->SetEvtHandlerEnabled( aEnable );
// Switch panes
m_auimgr.GetPane( wxT( "DrawFrame" ) ).Show( !aEnable );
m_auimgr.GetPane( wxT( "DrawFrameGal" ) ).Show( aEnable );
m_auimgr.Update();
// Reset current tool on switch();
SetToolID( ID_NO_TOOL_SELECTED, wxCURSOR_DEFAULT, wxEmptyString );
m_galCanvasActive = aEnable;
}
//-----< BASE_SCREEN API moved here >--------------------------------------------
wxPoint EDA_DRAW_FRAME::GetCrossHairPosition( bool aInvertY ) const
{
// subject to change, borrow from old BASE_SCREEN for now.
if( IsGalCanvasActive() )
{
VECTOR2I cursor = GetGalCanvas()->GetViewControls()->GetCursorPosition();
return wxPoint( cursor.x, cursor.y );
}
else
{
BASE_SCREEN* screen = GetScreen(); // virtual call
return screen->getCrossHairPosition( aInvertY );
}
}
void EDA_DRAW_FRAME::SetCrossHairPosition( const wxPoint& aPosition, bool aSnapToGrid )
{
BASE_SCREEN* screen = GetScreen(); // virtual call
screen->setCrossHairPosition( aPosition, GetGridOrigin(), aSnapToGrid );
}
wxPoint EDA_DRAW_FRAME::GetCursorPosition( bool aOnGrid, wxRealPoint* aGridSize ) const
{
BASE_SCREEN* screen = GetScreen(); // virtual call
return screen->getCursorPosition( aOnGrid, GetGridOrigin(), aGridSize );
}
wxPoint EDA_DRAW_FRAME::GetNearestGridPosition( const wxPoint& aPosition, wxRealPoint* aGridSize ) const
{
BASE_SCREEN* screen = GetScreen(); // virtual call
return screen->getNearestGridPosition( aPosition, GetGridOrigin(), aGridSize );
}
wxPoint EDA_DRAW_FRAME::GetCrossHairScreenPosition() const
{
BASE_SCREEN* screen = GetScreen(); // virtual call
return screen->getCrossHairScreenPosition();
}
void EDA_DRAW_FRAME::SetMousePosition( const wxPoint& aPosition )
{
BASE_SCREEN* screen = GetScreen(); // virtual call
screen->setMousePosition( aPosition );
}
wxPoint EDA_DRAW_FRAME::RefPos( bool useMouse ) const
{
BASE_SCREEN* screen = GetScreen(); // virtual call
return screen->refPos( useMouse );
}
const wxPoint& EDA_DRAW_FRAME::GetScrollCenterPosition() const
{
BASE_SCREEN* screen = GetScreen(); // virtual call
return screen->getScrollCenterPosition();
}
void EDA_DRAW_FRAME::SetScrollCenterPosition( const wxPoint& aPoint )
{
BASE_SCREEN* screen = GetScreen(); // virtual call
screen->setScrollCenterPosition( aPoint );
}
//-----</BASE_SCREEN API moved here >--------------------------------------------
void EDA_DRAW_FRAME::RefreshCrossHair( const wxPoint &aOldPos,
const wxPoint &aEvtPos,
wxDC* aDC )
{
wxPoint newpos = GetCrossHairPosition();
// Redraw the crosshair if it moved
if( aOldPos != newpos )
{
SetCrossHairPosition( aOldPos, false );
m_canvas->CrossHairOff( aDC );
SetCrossHairPosition( newpos, false );
m_canvas->CrossHairOn( aDC );
if( m_canvas->IsMouseCaptured() )
{
#ifdef USE_WX_OVERLAY
wxDCOverlay oDC( m_overlay, (wxWindowDC*)aDC );
oDC.Clear();
m_canvas->CallMouseCapture( aDC, aEvtPos, false );
#else
m_canvas->CallMouseCapture( aDC, aEvtPos, true );
#endif
}
#ifdef USE_WX_OVERLAY
else
{
m_overlay.Reset();
}
#endif
}
}
void EDA_DRAW_FRAME::GeneralControlKeyMovement( int aHotKey, wxPoint *aPos,
bool aSnapToGrid )
{
// If requested snap the current position to the grid
if( aSnapToGrid )
*aPos = GetNearestGridPosition( *aPos );
switch( aHotKey )
{
// All these keys have almost the same treatment
case GR_KB_CTRL | WXK_NUMPAD8: case GR_KB_CTRL | WXK_UP:
case GR_KB_CTRL | WXK_NUMPAD2: case GR_KB_CTRL | WXK_DOWN:
case GR_KB_CTRL | WXK_NUMPAD4: case GR_KB_CTRL | WXK_LEFT:
case GR_KB_CTRL | WXK_NUMPAD6: case GR_KB_CTRL | WXK_RIGHT:
case WXK_NUMPAD8: case WXK_UP: case WXK_NUMPAD2: case WXK_DOWN:
case WXK_NUMPAD4: case WXK_LEFT: case WXK_NUMPAD6: case WXK_RIGHT:
{
/* Here's a tricky part: when doing cursor key movement, the
* 'previous' point should be taken from memory, *not* from the
* freshly computed position in the event. Otherwise you can't do
* sub-pixel movement. The m_movingCursorWithKeyboard oneshot 'eats'
* the automatic motion event generated by cursor warping */
wxRealPoint gridSize = GetScreen()->GetGridSize();
*aPos = GetCrossHairPosition();
// Bonus: ^key moves faster (x10)
switch( aHotKey )
{
case GR_KB_CTRL|WXK_NUMPAD8:
case GR_KB_CTRL|WXK_UP:
aPos->y -= KiROUND( 10 * gridSize.y );
break;
case GR_KB_CTRL|WXK_NUMPAD2:
case GR_KB_CTRL|WXK_DOWN:
aPos->y += KiROUND( 10 * gridSize.y );
break;
case GR_KB_CTRL|WXK_NUMPAD4:
case GR_KB_CTRL|WXK_LEFT:
aPos->x -= KiROUND( 10 * gridSize.x );
break;
case GR_KB_CTRL|WXK_NUMPAD6:
case GR_KB_CTRL|WXK_RIGHT:
aPos->x += KiROUND( 10 * gridSize.x );
break;
case WXK_NUMPAD8:
case WXK_UP:
aPos->y -= KiROUND( gridSize.y );
break;
case WXK_NUMPAD2:
case WXK_DOWN:
aPos->y += KiROUND( gridSize.y );
break;
case WXK_NUMPAD4:
case WXK_LEFT:
aPos->x -= KiROUND( gridSize.x );
break;
case WXK_NUMPAD6:
case WXK_RIGHT:
aPos->x += KiROUND( gridSize.x );
break;
default: /* Can't happen since we entered the statement */
break;
}
m_canvas->MoveCursor( *aPos );
m_movingCursorWithKeyboard = true;
}
break;
default:
break;
}
}
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