kicad-source/common/zoom.cpp
charras aee56a936e Change grid size type from integer to double (using wxRealPoint insteed of wxSize).
Mandatory in Pcbnew to handle without error metric grid used now for some footprints (BGA, connectors)
Not fully tested
2009-02-07 08:33:25 +00:00

272 lines
8.1 KiB
C++

/************/
/* zoom.cpp */
/************/
/*
* Fonctions de gestion du zoom, du pas de grille et du
* recadrage automatique
*/
#include "fctsys.h"
#include "common.h"
#include "macros.h"
#include "bitmaps.h"
#include "id.h"
#include "class_drawpanel.h"
#include "class_base_screen.h"
#include "wxstruct.h"
/**************************************************/
void WinEDA_DrawFrame::Recadre_Trace( bool ToMouse )
/**************************************************/
/** Compute draw offset (scroll bars and draw parameters)
* in order to have the current graphic cursor position at the screen center
* @param ToMouse if TRUE, the mouse cursor is moved
* to the graphic cursor position (which is usually on grid)
*
* Note: Mac OS ** does not ** allow moving mouse cursor by program.
*/
{
PutOnGrid( &(GetBaseScreen()->m_Curseur) );
AdjustScrollBars();
ReDrawPanel();
/* Move the mouse cursor to the on grid graphic cursor position */
if( ToMouse == TRUE )
{
DrawPanel->MouseToCursorSchema();
}
}
/************************************************/
void WinEDA_DrawFrame::PutOnGrid( wxPoint* coord )
/************************************************/
/** Adjust the coordinate to the nearest grid value
* @param coord = coordinate to adjust
*/
{
wxRealPoint grid_size = GetBaseScreen()->GetGrid();
if( !GetBaseScreen()->m_UserGridIsON )
{
coord->x = ( (int) round( coord->x /
grid_size.x ) ) * grid_size.x;
coord->y = ( (int) round( coord->y /
grid_size.y ) ) * grid_size.y;
}
}
/**************************************************************/
void WinEDA_DrawFrame::Zoom_Automatique( bool move_mouse_cursor )
/**************************************************************/
/** Redraw the screen with the zoom level which shows all the page or the board
*/
{
GetBaseScreen()->SetZoom( BestZoom() );
Recadre_Trace( move_mouse_cursor );
}
/*************************************************/
void WinEDA_DrawFrame::Window_Zoom( EDA_Rect& Rect )
/*************************************************/
/** Compute the zoom factor and the new draw offset to draw the
* selected area (Rect) in full window screen
* @param Rect = selected area to show after zooming
*/
{
double scalex, bestscale;
wxSize size;
/* Compute the best zoom */
Rect.Normalize();
size = DrawPanel->GetClientSize();
// Use ceil to at least show the full rect
scalex = (double) Rect.GetSize().x / size.x;
bestscale = (double)Rect.GetSize().y / size.y;
bestscale = MAX( bestscale, scalex );
GetBaseScreen()->SetScalingFactor( bestscale );
GetBaseScreen()->m_Curseur = Rect.Centre();
Recadre_Trace( TRUE );
}
/*****************************************************************/
void WinEDA_DrawFrame::OnZoom( wxCommandEvent& event )
{
if( DrawPanel == NULL )
{
wxLogDebug( wxT( "No DrawPanel object defined in " \
"WinEDA_DrawFrame::OnZoom()." ) );
return;
}
int i;
int id = event.GetId();
bool zoom_at_cursor = false;
BASE_SCREEN* screen = GetBaseScreen();
switch( id )
{
case ID_POPUP_ZOOM_IN:
zoom_at_cursor = true;
// fall thru
case ID_ZOOM_IN:
if( id == ID_ZOOM_IN )
screen->m_Curseur = DrawPanel->GetScreenCenterRealPosition();
screen->SetPreviousZoom();
Recadre_Trace( zoom_at_cursor );
break;
case ID_POPUP_ZOOM_OUT:
zoom_at_cursor = true;
// fall thru
case ID_ZOOM_OUT:
if( id == ID_ZOOM_OUT )
screen->m_Curseur = DrawPanel->GetScreenCenterRealPosition();
screen->SetNextZoom();
Recadre_Trace( zoom_at_cursor );
break;
case ID_ZOOM_REDRAW:
DrawPanel->Refresh();
break;
case ID_POPUP_ZOOM_CENTER:
Recadre_Trace( true );
break;
case ID_ZOOM_PAGE:
Zoom_Automatique( false );
break;
case ID_POPUP_ZOOM_SELECT:
break;
case ID_POPUP_CANCEL:
DrawPanel->MouseToCursorSchema();
break;
default:
i = id - ID_POPUP_ZOOM_LEVEL_START;
if( i < 0 )
{
wxLogDebug( wxT( "WinEDA_DrawFram::OnZoom() invalid ID %d" ), id );
return;
}
if( !( (size_t) i < screen->m_ZoomList.GetCount()) )
{
wxLogDebug( _T( "Requested index %d is outside the bounds of " \
"the zoom list." ), i );
return;
}
screen->SetZoom( screen->m_ZoomList[i] );
Recadre_Trace( true );
}
Affiche_Status_Box();
}
void WinEDA_DrawPanel::OnPopupGridSelect( wxCommandEvent& event )
{
GetScreen()->SetGrid( event.GetId() );
Refresh();
}
/*************************************************************/
void WinEDA_DrawPanel::AddMenuZoom( wxMenu* MasterMenu )
/*************************************************************/
/* add the zoom list menu the the MasterMenu.
* used in OnRightClick(wxMouseEvent& event)
*/
{
size_t i;
int maxZoomIds;
int zoom;
wxRealPoint grid;
wxString msg;
GRID_TYPE tmp;
wxMenu* gridMenu;
double gridValue;
ADD_MENUITEM( MasterMenu, ID_POPUP_ZOOM_CENTER, _( "Center" ),
zoom_center_xpm );
ADD_MENUITEM( MasterMenu, ID_POPUP_ZOOM_IN, _( "Zoom in" ), zoom_in_xpm );
ADD_MENUITEM( MasterMenu, ID_POPUP_ZOOM_OUT, _( "Zoom out" ), zoom_out_xpm );
ADD_MENUITEM( MasterMenu, ID_ZOOM_PAGE, _( "Zoom auto" ), zoom_auto_xpm );
wxMenu* zoom_choice = new wxMenu;
ADD_MENUITEM_WITH_SUBMENU( MasterMenu, zoom_choice,
ID_POPUP_ZOOM_SELECT, _( "Zoom select" ),
zoom_select_xpm );
ADD_MENUITEM( MasterMenu, ID_ZOOM_REDRAW, _( "Redraw view" ),
zoom_redraw_xpm );
zoom = GetScreen()->GetZoom();
maxZoomIds = ID_POPUP_ZOOM_LEVEL_END - ID_POPUP_ZOOM_LEVEL_START;
maxZoomIds = ( (size_t) maxZoomIds < GetScreen()->m_ZoomList.GetCount() ) ?
maxZoomIds : GetScreen()->m_ZoomList.GetCount();
wxLogDebug( _T( "%d zoom IDs used." ), maxZoomIds );
/* Populate zoom submenu. */
for( i = 0; i < (size_t) maxZoomIds; i++ )
{
if ( (GetScreen()->m_ZoomList[i] % GetScreen()->m_ZoomScalar) == 0 )
msg.Printf( wxT( "%u" ), GetScreen()->m_ZoomList[i] / GetScreen()->m_ZoomScalar);
else
msg.Printf(wxT("%.1f"),(float)GetScreen()->m_ZoomList[i] / GetScreen()->m_ZoomScalar );
zoom_choice->Append( ID_POPUP_ZOOM_LEVEL_START + i, _( "Zoom: " ) + msg,
wxEmptyString, wxITEM_CHECK );
if( zoom == GetScreen()->m_ZoomList[i] )
zoom_choice->Check( ID_POPUP_ZOOM_LEVEL_START + i, true );
}
/* Create grid submenu as required. */
if( !GetScreen()->m_GridList.IsEmpty() )
{
gridMenu = new wxMenu;
ADD_MENUITEM_WITH_SUBMENU( MasterMenu, gridMenu,
ID_POPUP_GRID_SELECT, _( "Grid Select" ),
grid_select_xpm );
grid = GetScreen()->GetGrid();
for( i = 0; i < GetScreen()->m_GridList.GetCount(); i++ )
{
tmp = GetScreen()->m_GridList[i];
gridValue = To_User_Unit( g_UnitMetric, tmp.m_Size.x,
( (WinEDA_DrawFrame*)m_Parent )->m_InternalUnits );
if( tmp.m_Id == ID_POPUP_GRID_USER )
{
msg = _( "User Grid" );
}
else
{
if ( g_UnitMetric == 0 ) // inches
msg.Printf( wxT( "%g mils" ), gridValue * 1000 );
else
msg.Printf( wxT( "%g mm" ), gridValue );
msg = _( "Grid: " ) + msg;
}
gridMenu->Append( tmp.m_Id, msg, wxEmptyString, true );
if( grid == tmp.m_Size )
gridMenu->Check( tmp.m_Id, true );
}
}
MasterMenu->AppendSeparator();
ADD_MENUITEM( MasterMenu, ID_POPUP_CANCEL, _( "Close" ), cancel_xpm );
}