kicad/common/widgets/number_badge.cpp

195 lines
5.7 KiB
C++
Raw Normal View History

/*
* This program source code file is part of KICAD, a free EDA CAD application.
*
* Copyright (C) 2020 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
*/
#include <gal/color4d.h>
#include <widgets/number_badge.h>
2020-10-21 13:18:01 +00:00
#include <algorithm>
#include <kiplatform/ui.h>
NUMBER_BADGE::NUMBER_BADGE( wxWindow* aParent, wxWindowID aId, const wxPoint& aPos,
const wxSize& aSize, int aStyles ) :
wxPanel( aParent, aId, aPos, aSize, aStyles ),
m_textSize( 10 ),
m_maxNumber( 1000 ),
m_currentNumber( 0 ),
m_showBadge( false )
{
computeSize();
Bind( wxEVT_PAINT, &NUMBER_BADGE::onPaint, this );
}
void NUMBER_BADGE::UpdateNumber( int aNumber, SEVERITY aSeverity )
{
m_showBadge = true;
m_currentNumber = aNumber;
// Choose the colors of the badge rectangle and font
if( aNumber < 0 )
{
m_showBadge = false;
}
else if( aNumber == 0 )
{
if( aSeverity == RPT_SEVERITY_ERROR || aSeverity == RPT_SEVERITY_WARNING )
{
m_badgeColour = KIGFX::COLOR4D( GREEN ).ToColour();
m_textColour = *wxWHITE;
}
else
{
m_showBadge = false;
}
}
else
{
switch( aSeverity )
{
case RPT_SEVERITY_ERROR:
m_badgeColour = KIPLATFORM::UI::IsDarkTheme() ? wxColour( 240, 64, 64 ) : *wxRED;
m_textColour = *wxWHITE;
break;
case RPT_SEVERITY_WARNING:
m_badgeColour = *wxYELLOW;
m_textColour = *wxBLACK;
break;
case RPT_SEVERITY_ACTION:
m_badgeColour = KIGFX::COLOR4D( GREEN ).ToColour();
m_textColour = *wxWHITE;
break;
case RPT_SEVERITY_EXCLUSION:
case RPT_SEVERITY_INFO:
default:
m_badgeColour = *wxLIGHT_GREY;
m_textColour = *wxBLACK;
break;
}
}
computeSize();
// Force the badge UI to refresh so the new number and color is displayed
Refresh();
}
void NUMBER_BADGE::SetMaximumNumber( int aMax )
{
m_maxNumber = aMax;
}
void NUMBER_BADGE::SetTextSize( int aSize )
{
m_textSize = aSize;
computeSize();
}
// OSX has prevalent badges in the application bar at the bottom of the screen so we try to
// match those. Other platforms may also need tweaks to spacing, fontweight, etc.
#ifdef __WXMAC__
#define BADGE_FONTWEIGHT wxFONTWEIGHT_NORMAL
#define PLATFORM_FUDGE_X 0.92
#define PLATFORM_FUDGE_Y 1.6
#endif
#ifdef __WXGTK__
#define BADGE_FONTWEIGHT wxFONTWEIGHT_BOLD
#define PLATFORM_FUDGE_X 1.0
#define PLATFORM_FUDGE_Y 1.0
#endif
#ifdef __WXMSW__
#define BADGE_FONTWEIGHT wxFONTWEIGHT_BOLD
#define PLATFORM_FUDGE_X 1.0
#define PLATFORM_FUDGE_Y 1.0
#endif
void NUMBER_BADGE::computeSize()
{
wxClientDC dc( this );
wxString test = wxString::Format( wxT( "%d" ), m_currentNumber );
int len = test.length();
// Determine the size using the string "m999{+}" where the 'm' on the front serves as a margin
// so the number isn't too close to the curved edge.
test = "m";
test.Pad( len, '9' );
if( m_currentNumber > m_maxNumber )
test += "+";
dc.SetFont( wxFont( m_textSize, wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL, BADGE_FONTWEIGHT ) );
wxSize size = dc.GetTextExtent( test );
size.y *= PLATFORM_FUDGE_Y;
size.x = std::max<int>( size.x * PLATFORM_FUDGE_X, size.y );
SetMinSize( size );
SetSize( size );
}
void NUMBER_BADGE::onPaint( wxPaintEvent& aEvt )
{
// The drawing rectangle
wxSize clientSize = GetSize();
wxPaintDC dc( this );
wxString text;
wxBrush brush;
// Give the badge a transparent background to show the panel underneath
dc.SetBackground( *wxTRANSPARENT_BRUSH );
dc.Clear();
// We always draw a transparent background, but only draw the badge when it is needed
if( !m_showBadge )
return;
// The rectangle the color is drawn in needs to be shrunk by 1px on each axis because for some
// reason it seems to be padded out by 1px and is cutoff otherwise.
wxRect rect( wxPoint( 0, 0 ), clientSize - wxSize( 1, 1 ) );
brush.SetStyle( wxBRUSHSTYLE_SOLID );
brush.SetColour( m_badgeColour );
dc.SetBrush( brush );
dc.SetPen( wxPen( m_badgeColour, 0 ) );
dc.DrawRoundedRectangle( rect, rect.height / 2 );
// Cap the number displayed and add the "+" to the end if required
if( m_currentNumber > m_maxNumber )
text = wxString::Format( wxT( "%d+" ), m_maxNumber );
else
text = wxString::Format( wxT( "%d" ), m_currentNumber );
dc.SetFont( wxFont( m_textSize, wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL, BADGE_FONTWEIGHT ) );
dc.SetTextForeground( m_textColour );
dc.DrawLabel( text, wxRect( wxPoint( 0, 0 ), clientSize ), wxALIGN_CENTER_HORIZONTAL | wxALIGN_CENTER_VERTICAL );
}