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kicad/eeschema/lib_text.cpp

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/*
* 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) 2008-2011 Wayne Stambaugh <stambaughw@verizon.net>
* Copyright (C) 2004-2011 KiCad Developers, see change_log.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 lib_text.cpp
*/
#include "fctsys.h"
#include "gr_basic.h"
#include "macros.h"
#include "class_drawpanel.h"
#include "plot_common.h"
#include "drawtxt.h"
#include "trigo.h"
#include "wxstruct.h"
#include "richio.h"
#include "lib_draw_item.h"
#include "general.h"
#include "protos.h"
#include "transform.h"
#include "lib_text.h"
LIB_TEXT::LIB_TEXT(LIB_COMPONENT * aParent) :
LIB_ITEM( LIB_TEXT_T, aParent ),
EDA_TEXT()
{
m_Size = wxSize( 50, 50 );
m_typeName = _( "Text" );
m_rotate = false;
m_updateText = false;
}
bool LIB_TEXT::Save( OUTPUTFORMATTER& aFormatter )
{
wxString text = m_Text;
if( text.Contains( wxT( "~" ) ) || text.Contains( wxT( "\"" ) ) )
{
// convert double quote to similar-looking two apostrophes
text.Replace( wxT( "\"" ), wxT( "''" ) );
text = wxT( "\"" ) + text + wxT( "\"" );
}
else
{
// Spaces are not allowed in text because it is not double quoted:
// changed to '~'
text.Replace( wxT( " " ), wxT( "~" ) );
}
aFormatter.Print( 0, "T %g %d %d %d %d %d %d %s ", GetOrientation(), m_Pos.x, m_Pos.y,
m_Size.x, m_Attributs, m_Unit, m_Convert, TO_UTF8( text ) );
aFormatter.Print( 0, " %s %d", m_Italic ? "Italic" : "Normal", ( m_Bold > 0 ) ? 1 : 0 );
char hjustify = 'C';
if( m_HJustify == GR_TEXT_HJUSTIFY_LEFT )
hjustify = 'L';
else if( m_HJustify == GR_TEXT_HJUSTIFY_RIGHT )
hjustify = 'R';
char vjustify = 'C';
if( m_VJustify == GR_TEXT_VJUSTIFY_BOTTOM )
vjustify = 'B';
else if( m_VJustify == GR_TEXT_VJUSTIFY_TOP )
vjustify = 'T';
aFormatter.Print( 0, " %c %c\n", hjustify, vjustify );
return true;
}
bool LIB_TEXT::Load( LINE_READER& aLineReader, wxString& errorMsg )
{
int cnt, thickness;
char hjustify = 'C', vjustify = 'C';
char buf[256];
char tmp[256];
char* line = (char*) aLineReader;
double angle;
buf[0] = 0;
tmp[0] = 0; // For italic option, Not in old versions
cnt = sscanf( line + 2, "%lf %d %d %d %d %d %d \"%[^\"]\" %s %d %c %c",
&angle, &m_Pos.x, &m_Pos.y, &m_Size.x, &m_Attributs,
&m_Unit, &m_Convert, buf, tmp, &thickness, &hjustify,
&vjustify );
if( cnt >= 8 ) // if quoted loading failed, load as not quoted
{
m_Text = FROM_UTF8( buf );
// convert two apostrophes back to double quote
m_Text.Replace( wxT( "''" ), wxT( "\"" ) );
}
else
{
cnt = sscanf( line + 2, "%lf %d %d %d %d %d %d %s %s %d %c %c",
&angle, &m_Pos.x, &m_Pos.y, &m_Size.x, &m_Attributs,
&m_Unit, &m_Convert, buf, tmp, &thickness, &hjustify,
&vjustify );
if( cnt < 8 )
{
errorMsg.Printf( _( "text only had %d parameters of the required 8" ), cnt );
return false;
}
/* Convert '~' to spaces (only if text is not quoted). */
m_Text = FROM_UTF8( buf );
m_Text.Replace( wxT( "~" ), wxT( " " ) );
}
SetOrientation( angle );
m_Size.y = m_Size.x;
if( strnicmp( tmp, "Italic", 6 ) == 0 )
m_Italic = true;
if( thickness > 0 )
{
m_Bold = true;
}
switch( hjustify )
{
case 'L':
m_HJustify = GR_TEXT_HJUSTIFY_LEFT;
break;
case 'C':
m_HJustify = GR_TEXT_HJUSTIFY_CENTER;
break;
case 'R':
m_HJustify = GR_TEXT_HJUSTIFY_RIGHT;
break;
}
switch( vjustify )
{
case 'T':
m_VJustify = GR_TEXT_VJUSTIFY_TOP;
break;
case 'C':
m_VJustify = GR_TEXT_VJUSTIFY_CENTER;
break;
case 'B':
m_VJustify = GR_TEXT_VJUSTIFY_BOTTOM;
break;
}
return true;
}
bool LIB_TEXT::HitTest( const wxPoint& aPosition )
{
return HitTest( aPosition, 0, DefaultTransform );
}
bool LIB_TEXT::HitTest( wxPoint aPosition, int aThreshold, const TRANSFORM& aTransform )
{
if( aThreshold < 0 )
aThreshold = 0;
wxPoint physicalpos = aTransform.TransformCoordinate( m_Pos );
wxPoint tmp = m_Pos;
m_Pos = physicalpos;
/* The text orientation may need to be flipped if the
* transformation matrix causes xy axes to be flipped.
* this simple algo works only for schematic matrix (rot 90 or/and mirror)
*/
int t1 = ( aTransform.x1 != 0 ) ^ ( m_Orient != 0 );
int orient = t1 ? TEXT_ORIENT_HORIZ : TEXT_ORIENT_VERT;
EXCHG( m_Orient, orient );
bool hit = TextHitTest( aPosition );
EXCHG( m_Orient, orient );
m_Pos = tmp;
return hit;
}
EDA_ITEM* LIB_TEXT::doClone() const
{
LIB_TEXT* newitem = new LIB_TEXT(NULL);
newitem->m_Pos = m_Pos;
newitem->m_Orient = m_Orient;
newitem->m_Size = m_Size;
newitem->m_Attributs = m_Attributs;
newitem->m_Unit = m_Unit;
newitem->m_Convert = m_Convert;
newitem->m_Flags = m_Flags;
newitem->m_Text = m_Text;
newitem->m_Thickness = m_Thickness;
newitem->m_Italic = m_Italic;
newitem->m_Bold = m_Bold;
newitem->m_HJustify = m_HJustify;
newitem->m_VJustify = m_VJustify;
return (EDA_ITEM*) newitem;
}
int LIB_TEXT::DoCompare( const LIB_ITEM& other ) const
{
wxASSERT( other.Type() == LIB_TEXT_T );
const LIB_TEXT* tmp = ( LIB_TEXT* ) &other;
int result = m_Text.CmpNoCase( tmp->m_Text );
if( result != 0 )
return result;
if( m_Pos.x != tmp->m_Pos.x )
return m_Pos.x - tmp->m_Pos.x;
if( m_Pos.y != tmp->m_Pos.y )
return m_Pos.y - tmp->m_Pos.y;
if( m_Size.x != tmp->m_Size.x )
return m_Size.x - tmp->m_Size.x;
if( m_Size.y != tmp->m_Size.y )
return m_Size.y - tmp->m_Size.y;
return 0;
}
void LIB_TEXT::DoOffset( const wxPoint& offset )
{
m_Pos += offset;
}
bool LIB_TEXT::DoTestInside( EDA_RECT& rect ) const
{
/*
* FIXME: This should calculate the text size and justification and
* use rectangle intersect.
*/
return rect.Contains( m_Pos.x, -m_Pos.y );
}
void LIB_TEXT::DoMove( const wxPoint& newPosition )
{
m_Pos = newPosition;
}
void LIB_TEXT::DoMirrorHorizontal( const wxPoint& center )
{
m_Pos.x -= center.x;
m_Pos.x *= -1;
m_Pos.x += center.x;
}
void LIB_TEXT::DoMirrorVertical( const wxPoint& center )
{
m_Pos.y -= center.y;
m_Pos.y *= -1;
m_Pos.y += center.y;
}
void LIB_TEXT::DoRotate( const wxPoint& center, bool aRotateCCW )
{
int rot_angle = aRotateCCW ? -900 : 900;
RotatePoint( &m_Pos, center, rot_angle );
m_Orient = m_Orient ? 0 : 900;
}
void LIB_TEXT::DoPlot( PLOTTER* plotter, const wxPoint& offset, bool fill,
const TRANSFORM& aTransform )
{
wxASSERT( plotter != NULL );
/* The text orientation may need to be flipped if the
* transformation matrix causes xy axes to be flipped. */
int t1 = ( aTransform.x1 != 0 ) ^ ( m_Orient != 0 );
wxPoint pos = aTransform.TransformCoordinate( m_Pos ) + offset;
plotter->text( pos, UNSPECIFIED_COLOR, m_Text,
t1 ? TEXT_ORIENT_HORIZ : TEXT_ORIENT_VERT,
m_Size, GR_TEXT_HJUSTIFY_CENTER, GR_TEXT_VJUSTIFY_CENTER,
GetPenSize(), m_Italic, m_Bold );
}
int LIB_TEXT::GetPenSize() const
{
int pensize = m_Thickness;
if( pensize == 0 ) // Use default values for pen size
{
if( m_Bold )
pensize = GetPenSizeForBold( m_Size.x );
else
pensize = g_DrawDefaultLineThickness;
}
// Clip pen size for small texts:
pensize = Clamp_Text_PenSize( pensize, m_Size, m_Bold );
return pensize;
}
void LIB_TEXT::drawGraphic( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aOffset,
int aColor, int aDrawMode, void* aData, const TRANSFORM& aTransform )
{
int color = GetDefaultColor();
if( aColor < 0 ) // Used normal color or selected color
{
if( IsSelected() )
color = g_ItemSelectetColor;
}
else
{
color = aColor;
}
GRSetDrawMode( aDC, aDrawMode );
/* Calculate the text orientation, according to the component
* orientation/mirror (needed when draw text in schematic)
*/
int orient = m_Orient;
if( aTransform.y1 ) // Rotate component 90 degrees.
{
if( orient == TEXT_ORIENT_HORIZ )
orient = TEXT_ORIENT_VERT;
else
orient = TEXT_ORIENT_HORIZ;
}
/* Calculate the text justification, according to the component
* orientation/mirror this is a bit complicated due to cumulative
* calculations:
* - numerous cases (mirrored or not, rotation)
* - the DrawGraphicText function recalculate also H and H justifications
* according to the text orientation.
* - When a component is mirrored, the text is not mirrored and
* justifications are complicated to calculate
* so the more easily way is to use no justifications ( Centered text )
* and use GetBoundaryBox to know the text coordinate considered as centered
*/
EDA_RECT bBox = GetBoundingBox();
wxPoint txtpos = bBox.Centre();
// Calculate pos accordint to mirror/rotation.
txtpos = aTransform.TransformCoordinate( txtpos ) + aOffset;
DrawGraphicText( aPanel, aDC, txtpos, (EDA_Colors) color, m_Text, orient, m_Size,
GR_TEXT_HJUSTIFY_CENTER, GR_TEXT_VJUSTIFY_CENTER, GetPenSize(),
m_Italic, m_Bold );
/* Enable this to draw the bounding box around the text field to validate
* the bounding box calculations.
*/
#if 0
EDA_RECT grBox;
grBox.SetOrigin( aTransform.TransformCoordinate( bBox.GetOrigin() ) );
grBox.SetEnd( aTransform.TransformCoordinate( bBox.GetEnd() ) );
grBox.Move( aOffset );
GRRect( aPanel->GetClipBox(), aDC, grBox, 0, LIGHTMAGENTA );
#endif
}
void LIB_TEXT::DisplayInfo( EDA_DRAW_FRAME* frame )
{
wxString msg;
LIB_ITEM::DisplayInfo( frame );
msg = ReturnStringFromValue( g_UserUnit, m_Thickness, EESCHEMA_INTERNAL_UNIT, true );
frame->AppendMsgPanel( _( "Line width" ), msg, BLUE );
}
EDA_RECT LIB_TEXT::GetBoundingBox() const
{
/* Y coordinates for LIB_ITEMS are bottom to top, so we must invert the Y position when
* calling GetTextBox() that works using top to bottom Y axis orientation.
*/
EDA_RECT rect = GetTextBox( -1, -1, true );
wxPoint orig = rect.GetOrigin();
wxPoint end = rect.GetEnd();
NEGATE( orig.y);
NEGATE( end.y);
RotatePoint( &orig, m_Pos, -m_Orient );
RotatePoint( &end, m_Pos, -m_Orient );
rect.SetOrigin( orig );
rect.SetEnd( end );
rect.Normalize();
return rect;
}
void LIB_TEXT::Rotate()
{
if( InEditMode() )
{
m_rotate = true;
}
else
{
m_Orient = ( m_Orient == TEXT_ORIENT_VERT ) ? TEXT_ORIENT_HORIZ : TEXT_ORIENT_VERT;
}
}
void LIB_TEXT::SetText( const wxString& aText )
{
if( aText == m_Text )
return;
if( InEditMode() )
{
m_savedText = aText;
m_updateText = true;
}
else
{
m_Text = aText;
}
}
wxString LIB_TEXT::GetSelectMenuText() const
{
wxString tmp = GetText();
tmp.Replace( wxT( "\n" ), wxT( " " ) );
tmp.Replace( wxT( "\r" ), wxT( " " ) );
tmp.Replace( wxT( "\t" ), wxT( " " ) );
tmp =( tmp.Length() > 15 ) ? tmp.Left( 12 ) + wxT( "..." ) : tmp;
wxString msg;
msg.Printf( _( "Graphic Text %s" ), GetChars( tmp ) );
return msg;
}
void LIB_TEXT::BeginEdit( int aEditMode, const wxPoint aPosition )
{
wxCHECK_RET( ( aEditMode & ( IS_NEW | IS_MOVED ) ) != 0,
wxT( "Invalid edit mode for LIB_TEXT object." ) );
if( aEditMode == IS_MOVED )
{
m_initialPos = m_Pos;
m_initialCursorPos = aPosition;
SetEraseLastDrawItem();
}
else
{
m_Pos = aPosition;
}
m_Flags = aEditMode;
}
bool LIB_TEXT::ContinueEdit( const wxPoint aPosition )
{
wxCHECK_MSG( ( m_Flags & ( IS_NEW | IS_MOVED ) ) != 0, false,
wxT( "Bad call to ContinueEdit(). Text is not being edited." ) );
return false;
}
void LIB_TEXT::EndEdit( const wxPoint& aPosition, bool aAbort )
{
wxCHECK_RET( ( m_Flags & ( IS_NEW | IS_MOVED ) ) != 0,
wxT( "Bad call to EndEdit(). Text is not being edited." ) );
m_Flags = 0;
m_rotate = false;
m_updateText = false;
SetEraseLastDrawItem( false );
}
void LIB_TEXT::calcEdit( const wxPoint& aPosition )
{
if( m_rotate )
{
m_Orient = ( m_Orient == TEXT_ORIENT_VERT ) ? TEXT_ORIENT_HORIZ : TEXT_ORIENT_VERT;
m_rotate = false;
}
if( m_updateText )
{
EXCHG( m_Text, m_savedText );
m_updateText = false;
}
if( m_Flags == IS_NEW )
{
SetEraseLastDrawItem();
m_Pos = aPosition;
}
else if( m_Flags == IS_MOVED )
{
Move( m_initialPos + aPosition - m_initialCursorPos );
}
}
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