105 lines
3.6 KiB
C++
105 lines
3.6 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) 2020 Kicad Developers, see AUTHORS.txt for contributors.
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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 <wx/wx.h>
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#include <widgets/wx_angle_text.h>
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#include <eda_rect.h>
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WX_ANGLE_TEXT::WX_ANGLE_TEXT( wxWindow* aParent, wxWindowID aId, const wxString& aLabel,
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const wxPoint& aPos, double aAngle ) :
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wxPanel( aParent, aId, aPos, wxDefaultSize ),
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m_label( aLabel ),
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m_angle( aAngle )
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{
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wxFont font = wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT );
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font.SetPointSize( font.GetPointSize() + 2 ); // rotated text looks visually smaller
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SetFont( font );
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// Measure the size of the text
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wxClientDC dc( this );
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dc.SetFont( font );
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wxSize size = dc.GetTextExtent( m_label );
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wxPoint pos = GetPosition();
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EDA_RECT rect( wxPoint( 0, 0 ), size );
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EDA_RECT bbox = rect.GetBoundingBoxRotated( rect.GetPosition(), m_angle );
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pos.y += bbox.GetTop() + ( rect.GetBottom() - bbox.GetBottom() );
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size.y = bbox.GetHeight();
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size.x = bbox.GetWidth();
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Move( pos );
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SetSize( size );
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Bind( wxEVT_ERASE_BACKGROUND, &WX_ANGLE_TEXT::OnEraseBackground, this );
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Bind( wxEVT_PAINT, &WX_ANGLE_TEXT::OnPaint, this );
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}
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void WX_ANGLE_TEXT::OnEraseBackground( wxEraseEvent& WXUNUSED( aEvent ) )
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{
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// NOP so that we don't erase other labels which intersect
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}
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void WX_ANGLE_TEXT::OnPaint( wxPaintEvent& WXUNUSED( aEvent ) )
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{
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wxPaintDC dc( this );
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dc.SetFont( GetFont() );
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dc.SetTextForeground( wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT ) );
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dc.SetTextBackground( wxTransparentColor );
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dc.SetBackgroundMode( wxTRANSPARENT );
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dc.SetBackground( *wxTRANSPARENT_BRUSH );
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wxSize size = dc.GetTextExtent( m_label );
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EDA_RECT rect( wxPoint( 0, 0 ), size );
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EDA_RECT bbox = rect.GetBoundingBoxRotated( rect.GetPosition(), m_angle );
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wxPoint pos( 0, -bbox.GetTop() );
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dc.DrawRotatedText( m_label, pos, m_angle / 10 );
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}
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EDA_RECT WX_ANGLE_TEXT::GetBoundingBox( wxWindow* aWindow, const wxString& aLabel, double aAngle )
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{
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wxSize size = WX_ANGLE_TEXT::GetTextSize( aWindow, aLabel );
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EDA_RECT rect( wxPoint( 0, 0 ), size );
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return rect.GetBoundingBoxRotated( rect.GetPosition(), aAngle );
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}
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wxSize WX_ANGLE_TEXT::GetTextSize( wxWindow* aWindow, const wxString& aLabel )
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{
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// Create the font used for the text
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wxFont font = wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT );
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font.SetPointSize( font.GetPointSize() + 2 ); // rotated text looks visually smaller
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// Measure the size of the text
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wxClientDC dc( aWindow );
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dc.SetFont( font );
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return dc.GetTextExtent( aLabel );
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}
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