kicad/include/drawing_sheet/ds_data_model.h

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2013-2014 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 1992-2021 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
*/
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#ifndef DS_DATA_MODEL_H
#define DS_DATA_MODEL_H
#include <math/vector2d.h>
#include <eda_text.h>
#include <bitmap_base.h>
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class DS_DATA_ITEM;
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class PAGE_INFO;
/**
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* Handle the graphic items list to draw/plot the frame and title block.
*/
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class DS_DATA_MODEL
{
public:
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DS_DATA_MODEL();
~DS_DATA_MODEL()
{
ClearList();
}
/**
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* static function: returns the instance of DS_DATA_MODEL used in the application
*/
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static DS_DATA_MODEL& GetTheInstance();
/**
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* Set an alternate instance of DS_DATA_MODEL.
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*
* @param aLayout the alternate drawing sheet; if null restore the default drawing sheet
*/
static void SetAltInstance( DS_DATA_MODEL* aLayout = nullptr );
int GetFileFormatVersionAtLoad() { return m_fileFormatVersionAtLoad; }
void SetFileFormatVersionAtLoad( int aVersion ) { m_fileFormatVersionAtLoad = aVersion; }
double GetLeftMargin() { return m_leftMargin; }
void SetLeftMargin( double aMargin ) { m_leftMargin = aMargin; }
double GetRightMargin() { return m_rightMargin; }
void SetRightMargin( double aMargin ) { m_rightMargin = aMargin; }
double GetTopMargin() { return m_topMargin; }
void SetTopMargin( double aMargin ) { m_topMargin = aMargin; }
double GetBottomMargin() { return m_bottomMargin; }
void SetBottomMargin( double aMargin ) { m_bottomMargin = aMargin; }
void SetupDrawEnvironment( const PAGE_INFO& aPageInfo, double aMilsToIU );
/**
* In KiCad applications, a drawing sheet is needed
* So if the list is empty, a default drawing sheet is loaded, the first time it is drawn.
* However, in drawing sheet editor an empty list is acceptable.
* AllowVoidList allows or not the empty list
*/
void AllowVoidList( bool Allow ) { m_allowVoidList = Allow; }
/**
* @return true if an empty list is allowed
*/
bool VoidListAllowed() { return m_allowVoidList; }
/**
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* Erase the list of items.
*/
void ClearList();
/**
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* Save the description in a file.
*
* @param aFullFileName the filename of the file to created.
*/
void Save( const wxString& aFullFileName );
/**
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* Save the description in a buffer.
*
* @param aOutputString is a wxString to store the S expr string
*/
void SaveInString( wxString* aOutputString );
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/**
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* Fill the given string with an S-expr serialization of the WS_DATA_ITEMs.
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*/
void SaveInString( std::vector<DS_DATA_ITEM*>& aItemsList, wxString* aOutputString );
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void Append( DS_DATA_ITEM* aItem );
void Remove( DS_DATA_ITEM* aItem );
/**
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* @return the index of aItem, or -1 if does not exist.
*/
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int GetItemIndex( DS_DATA_ITEM* aItem ) const;
/**
* @return is the item from its index \a aIdx, or NULL if does not exist.
*/
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DS_DATA_ITEM* GetItem( unsigned aIdx ) const;
/**
* @return a reference to the items.
*/
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std::vector<DS_DATA_ITEM*>& GetItems() { return m_list; }
/**
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* @return the item count.
*/
unsigned GetCount() const { return m_list.size(); }
void SetDefaultLayout();
void SetEmptyLayout();
/**
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* Return a string containing the empty layout shape.
*/
static wxString EmptyLayout();
/**
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* Return a string containing the empty layout shape.
*/
static wxString DefaultLayout();
/**
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* Populates the list with a custom layout or the default layout if no custom layout
* is available.
*
* @param aFullFileName is the custom drawing sheet file. If empty, load the file defined by
* KICAD_WKSFILE and if its not defined, the default internal drawing
* sheet.
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* @param Append if true: do not delete old layout, and load only \a aFullFileName.
*/
bool LoadDrawingSheet( const wxString& aFullFileName = wxEmptyString, bool Append = false );
/**
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* Populate the list from a S expr description stored in a string.
*
* @param aPageLayout is the S expr string.
* @param aAppend Do not delete old layout if true and append \a aPageLayout the existing
* one.
@param aSource is the layout source description.
*/
void SetPageLayout( const char* aPageLayout, bool aAppend = false,
const wxString& aSource = wxT( "Sexpr_string" ) );
/**
* Resolve a path which might be project-relative or contain env variable references.
*/
static const wxString ResolvePath( const wxString& aPath, const wxString& aProjectPath );
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double m_WSunits2Iu; // conversion factor between
// ws units (mils) and draw/plot units
DPOINT m_RB_Corner; // coordinates of the right bottom corner (in mm)
DPOINT m_LT_Corner; // coordinates of the left top corner (in mm)
double m_DefaultLineWidth; // Used when object line width is 0
DSIZE m_DefaultTextSize; // Used when object text size is 0
double m_DefaultTextThickness; // Used when object text stroke width is 0
bool m_EditMode; // Used in drawing sheet editor to toggle variable substitution
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// In normal mode (m_EditMode = false) the %format is
// replaced by the corresponding text.
// In edit mode (m_EditMode = true) the %format is
// displayed "as this"
private:
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std::vector <DS_DATA_ITEM*> m_list;
bool m_allowVoidList; // If false, the default drawing sheet will be loaded the
// first time DS_DRAW_ITEM_LIST::BuildDrawItemsList is run
// (useful mainly for drawing sheet editor)
int m_fileFormatVersionAtLoad;
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double m_leftMargin; // the left page margin in mm
double m_rightMargin; // the right page margin in mm
double m_topMargin; // the top page margin in mm
double m_bottomMargin; // the bottom page margin in mm
};
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#endif // DS_DATA_MODEL_H