kicad/common/msgpanel.cpp

244 lines
6.2 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2004 Jean-Pierre Charras, jaen-pierre.charras@gipsa-lab.inpg.com
* Copyright (C) 2011 Wayne Stambaugh <stambaughw@verizon.net>
* Copyright (C) 1992-2011 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
*/
/**
* @file msgpanel.cpp
* @brief Message panel implementation file.
*/
#include <msgpanel.h>
BEGIN_EVENT_TABLE( EDA_MSG_PANEL, wxPanel )
EVT_PAINT( EDA_MSG_PANEL::OnPaint )
END_EVENT_TABLE()
EDA_MSG_PANEL::EDA_MSG_PANEL( wxWindow* aParent, int aId,
const wxPoint& aPosition, const wxSize& aSize,
long style, const wxString &name ) :
wxPanel( aParent, aId, aPosition, aSize, style, name )
{
SetFont( wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT ) );
SetBackgroundColour( wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE ) );
m_last_x = 0;
m_fontSize = computeFontSize();
}
EDA_MSG_PANEL::~EDA_MSG_PANEL()
{
}
wxSize EDA_MSG_PANEL::computeFontSize()
{
// Get size of the wxSYS_DEFAULT_GUI_FONT
wxSize fontSizeInPixels;
wxScreenDC dc;
dc.SetFont( wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT ) );
dc.GetTextExtent( wxT( "W" ), &fontSizeInPixels.x, &fontSizeInPixels.y );
return fontSizeInPixels;
}
int EDA_MSG_PANEL::GetRequiredHeight()
{
// make space for two rows of text plus a number of pixels between them.
return 2 * computeFontSize().y + 0;
}
wxSize EDA_MSG_PANEL::computeTextSize( const wxString& aText ) const
{
// Get size of the wxSYS_DEFAULT_GUI_FONT
wxSize textSizeInPixels;
wxScreenDC dc;
dc.SetFont( wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT ) );
dc.GetTextExtent( aText, &textSizeInPixels.x, &textSizeInPixels.y );
return textSizeInPixels;
}
void EDA_MSG_PANEL::OnPaint( wxPaintEvent& aEvent )
{
wxPaintDC dc( this );
erase( &dc );
dc.SetBackground( wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE ) );
dc.SetBackgroundMode( wxSOLID );
dc.SetTextBackground( wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE ) );
dc.SetFont( wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT ) );
for( unsigned i=0; i<m_Items.size(); ++i )
showItem( dc, m_Items[i] );
aEvent.Skip();
}
void EDA_MSG_PANEL::AppendMessage( const wxString& aUpperText,
const wxString& aLowerText,
EDA_COLOR_T aColor, int aPad )
{
wxString text;
wxSize drawSize = GetClientSize();
text = ( aUpperText.Len() > aLowerText.Len() ) ? aUpperText : aLowerText;
text.Append( ' ', aPad );
MSG_PANEL_ITEM item;
/* Don't put the first message a window client position 0. Offset by
* one 'W' character width. */
if( m_last_x == 0 )
m_last_x = m_fontSize.x;
item.m_X = m_last_x;
item.m_UpperY = ( drawSize.y / 2 ) - m_fontSize.y;
item.m_LowerY = drawSize.y - m_fontSize.y;
item.m_UpperText = aUpperText;
item.m_LowerText = aLowerText;
item.m_Color = aColor;
m_Items.push_back( item );
m_last_x += computeTextSize( text ).x;
// Add an extra space between texts for a better look:
m_last_x += m_fontSize.x;
Refresh();
}
void EDA_MSG_PANEL::SetMessage( int aXPosition, const wxString& aUpperText,
const wxString& aLowerText, EDA_COLOR_T aColor )
{
wxPoint pos;
wxSize drawSize = GetClientSize();
if( aXPosition >= 0 )
m_last_x = pos.x = aXPosition * (m_fontSize.x + 2);
else
pos.x = m_last_x;
MSG_PANEL_ITEM item;
item.m_X = pos.x;
item.m_UpperY = (drawSize.y / 2) - m_fontSize.y;
item.m_LowerY = drawSize.y - m_fontSize.y;
item.m_UpperText = aUpperText;
item.m_LowerText = aLowerText;
item.m_Color = aColor;
int ndx;
// update the vector, which is sorted by m_X
int limit = m_Items.size();
for( ndx=0; ndx<limit; ++ndx )
{
// replace any item with same X
if( m_Items[ndx].m_X == item.m_X )
{
m_Items[ndx] = item;
break;
}
if( m_Items[ndx].m_X > item.m_X )
{
m_Items.insert( m_Items.begin() + ndx, item );
break;
}
}
if( ndx == limit ) // mutually exclusive with two above if tests
{
m_Items.push_back( item );
}
Refresh();
}
void EDA_MSG_PANEL::showItem( wxDC& aDC, const MSG_PANEL_ITEM& aItem )
{
EDA_COLOR_T color = aItem.m_Color;
if( color >= 0 )
{
color = ColorGetBase( color );
aDC.SetTextForeground( MakeColour( color ) );
}
if( !aItem.m_UpperText.IsEmpty() )
{
aDC.DrawText( aItem.m_UpperText, aItem.m_X, aItem.m_UpperY );
}
if( !aItem.m_LowerText.IsEmpty() )
{
aDC.DrawText( aItem.m_LowerText, aItem.m_X, aItem.m_LowerY );
}
}
void EDA_MSG_PANEL::EraseMsgBox()
{
m_Items.clear();
m_last_x = 0;
Refresh();
}
void EDA_MSG_PANEL::erase( wxDC* aDC )
{
wxPen pen;
wxBrush brush;
wxSize size = GetClientSize();
wxColor color = wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE );
pen.SetColour( color );
brush.SetColour( color );
brush.SetStyle( wxBRUSHSTYLE_SOLID );
aDC->SetPen( pen );
aDC->SetBrush( brush );
aDC->DrawRectangle( 0, 0, size.x, size.y );
}