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merge lp:~cern-kicad/kicad/bugfix_1256302 from Orson

This commit is contained in:
Dick Hollenbeck 2013-12-05 12:55:07 -06:00
parent 7985a4b16b dffacc18ec
commit ed29423b78
5 changed files with 198 additions and 141 deletions
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252
common/gal/stroke_font.cpp
View File

@ -3,6 +3,8 @@
*
* Copyright (C) 2012 Torsten Hueter, torstenhtr <at> gmx.de
* Copyright (C) 2012 Kicad Developers, see change_log.txt for contributors.
* Copyright (C) 2013 CERN
* @author Maciej Suminski <maciej.suminski@cern.ch>
*
* Stroke font class
*
@ -26,12 +28,13 @@
#include <gal/stroke_font.h>
#include <gal/graphics_abstraction_layer.h>
#include <wx/string.h>
using namespace KIGFX;
const double STROKE_FONT::LINE_HEIGHT_RATIO = 1.6;
const double STROKE_FONT::OVERBAR_HEIGHT = 0.45;
const double STROKE_FONT::BOLD_FACTOR = 1.3;
const double STROKE_FONT::HERSHEY_SCALE = 1.0 / 21.0;
STROKE_FONT::STROKE_FONT( GAL* aGal ) :
m_gal( aGal ),
@ -40,22 +43,18 @@ STROKE_FONT::STROKE_FONT( GAL* aGal ) :
m_mirrored( false )
{
// Default values
m_scaleFactor = 1.0 / 21.0;
m_glyphSize = VECTOR2D( 10.0, 10.0 );
m_verticalJustify = GR_TEXT_VJUSTIFY_BOTTOM;
m_horizontalJustify = GR_TEXT_HJUSTIFY_LEFT;
}
STROKE_FONT::~STROKE_FONT()
{
}
bool STROKE_FONT::LoadNewStrokeFont( const char* const aNewStrokeFont[], int aNewStrokeFontSize )
{
m_glyphs.clear();
m_glyphBoundingBoxes.clear();
m_glyphs.resize( aNewStrokeFontSize );
m_glyphBoundingBoxes.resize( aNewStrokeFontSize );
for( int j = 0; j < aNewStrokeFontSize; j++ )
{
@ -81,8 +80,8 @@ bool STROKE_FONT::LoadNewStrokeFont( const char* const aNewStrokeFont[], int aNe
if( i < 2 )
{
// The first two values contain the width of the char
glyphStartX = coordinate[0] - 'R';
glyphEndX = coordinate[1] - 'R';
glyphStartX = ( coordinate[0] - 'R' ) * HERSHEY_SCALE;
glyphEndX = ( coordinate[1] - 'R' ) * HERSHEY_SCALE;
glyphBoundingX = VECTOR2D( 0, glyphEndX - glyphStartX );
}
else if( ( coordinate[0] == ' ' ) && ( coordinate[1] == 'R' ) )
@ -97,8 +96,8 @@ bool STROKE_FONT::LoadNewStrokeFont( const char* const aNewStrokeFont[], int aNe
{
// Every coordinate description of the Hershey format has an offset,
// it has to be subtracted
point.x = (double) ( coordinate[0] - 'R' ) - glyphStartX;
point.y = (double) ( coordinate[1] - 'R' ) - 11.0;
point.x = (double) ( coordinate[0] - 'R' ) * HERSHEY_SCALE - glyphStartX;
point.y = (double) ( coordinate[1] - 'R' ) * HERSHEY_SCALE;
pointList.push_back( point );
}
@ -108,16 +107,22 @@ bool STROKE_FONT::LoadNewStrokeFont( const char* const aNewStrokeFont[], int aNe
if( pointList.size() > 0 )
glyph.push_back( pointList );
m_glyphs.push_back( glyph );
m_glyphs[j] = glyph;
// Compute the bounding box of the glyph
m_glyphBoundingBoxes.push_back( computeBoundingBox( glyph, glyphBoundingX ) );
m_glyphBoundingBoxes[j] = computeBoundingBox( glyph, glyphBoundingX );
}
return true;
}
int STROKE_FONT::getInterline() const
{
return ( m_glyphSize.y * 14 ) / 10 + m_gal->GetLineWidth();
}
BOX2D STROKE_FONT::computeBoundingBox( const GLYPH& aGLYPH, const VECTOR2D& aGLYPHBoundingX ) const
{
BOX2D boundingBox;
@ -142,133 +147,160 @@ BOX2D STROKE_FONT::computeBoundingBox( const GLYPH& aGLYPH, const VECTOR2D& aGLY
}
void STROKE_FONT::Draw( std::string aText, const VECTOR2D& aPosition, double aRotationAngle )
void STROKE_FONT::Draw( wxString aText, const VECTOR2D& aPosition, double aRotationAngle )
{
// By default overbar is turned off
m_overbar = false;
// Context needs to be saved before any transformations
m_gal->Save();
m_gal->Translate( aPosition );
m_gal->Rotate( -aRotationAngle );
// Split multiline strings into separate ones and draw them line by line
size_t newlinePos = aText.find( '\n' );
// Single line height
int lineHeight = getInterline();
if( newlinePos != std::string::npos )
{
VECTOR2D nextlinePosition = VECTOR2D( 0.0, m_glyphSize.y * LINE_HEIGHT_RATIO );
Draw( aText.substr( newlinePos + 1 ), nextlinePosition, 0.0 );
aText = aText.substr( 0, newlinePos );
}
// Compute the text size
VECTOR2D textsize = computeTextSize( aText );
// Adjust the text position to the given alignment
switch( m_horizontalJustify )
{
case GR_TEXT_HJUSTIFY_CENTER:
m_gal->Translate( VECTOR2D( -textsize.x / 2.0, 0 ) );
break;
case GR_TEXT_HJUSTIFY_RIGHT:
if( !m_mirrored )
m_gal->Translate( VECTOR2D( -textsize.x, 0 ) );
break;
case GR_TEXT_HJUSTIFY_LEFT:
if( m_mirrored )
m_gal->Translate( VECTOR2D( -textsize.x, 0 ) );
break;
default:
break;
}
// The overall height of all lines of text
double textBlockHeight = lineHeight * ( linesCount( aText ) - 1 );
switch( m_verticalJustify )
{
case GR_TEXT_VJUSTIFY_CENTER:
m_gal->Translate( VECTOR2D( 0, textsize.y / 2.0 ) );
break;
case GR_TEXT_VJUSTIFY_TOP:
m_gal->Translate( VECTOR2D( 0, textsize.y ) );
m_gal->Translate( VECTOR2D( 0, -textBlockHeight / 2.0 ) );
break;
case GR_TEXT_VJUSTIFY_BOTTOM:
m_gal->Translate( VECTOR2D( 0, -textBlockHeight ) );
break;
case GR_TEXT_VJUSTIFY_TOP:
break;
default:
break;
}
double xOffset, glyphSizeX;
if( m_mirrored )
{
// In case of mirrored text invert the X scale of points and their X direction
// (m_glyphSize.x) and start drawing from the position where text normally should end
// (textsize.x)
xOffset = textsize.x;
glyphSizeX = -m_glyphSize.x;
}
else
{
xOffset = 0.0;
glyphSizeX = m_glyphSize.x;
}
double scaleY = m_scaleFactor * m_glyphSize.y;
double scaleX = m_scaleFactor * glyphSizeX;
m_gal->Rotate( -aRotationAngle );
m_gal->SetIsStroke( true );
m_gal->SetIsFill( false );
if( m_bold )
m_gal->SetLineWidth( m_gal->GetLineWidth() * BOLD_FACTOR );
// Split multiline strings into separate ones and draw them line by line
int begin = 0;
int newlinePos = aText.Find( '\n' );
while( newlinePos != wxNOT_FOUND )
{
m_gal->SetLineWidth( m_gal->GetLineWidth() * 1.3 );
size_t length = newlinePos - begin;
drawSingleLineText( aText.Mid( begin, length ) );
m_gal->Translate( VECTOR2D( 0.0, lineHeight ) );
begin = newlinePos + 1;
newlinePos = aText.find( '\n', begin + 1 );
}
for( std::string::const_iterator chIt = aText.begin(); chIt != aText.end(); chIt++ )
// Draw the last (or the only one) line
if( !aText.IsEmpty() )
drawSingleLineText( aText.Mid( begin ) );
m_gal->Restore();
}
void STROKE_FONT::drawSingleLineText( const wxString& aText )
{
// By default the overbar is turned off
m_overbar = false;
double xOffset;
VECTOR2D glyphSize( m_glyphSize );
// Compute the text size
VECTOR2D textSize = computeTextSize( aText );
m_gal->Save();
// Adjust the text position to the given alignment
switch( m_horizontalJustify )
{
case GR_TEXT_HJUSTIFY_CENTER:
m_gal->Translate( VECTOR2D( -textSize.x / 2.0, 0 ) );
break;
case GR_TEXT_HJUSTIFY_RIGHT:
if( !m_mirrored )
m_gal->Translate( VECTOR2D( -textSize.x, 0 ) );
break;
case GR_TEXT_HJUSTIFY_LEFT:
if( m_mirrored )
m_gal->Translate( VECTOR2D( -textSize.x, 0 ) );
break;
default:
break;
}
if( m_mirrored )
{
// In case of mirrored text invert the X scale of points and their X direction
// (m_glyphSize.x) and start drawing from the position where text normally should end
// (textSize.x)
xOffset = textSize.x;
glyphSize.x = -m_glyphSize.x;
} else
{
xOffset = 0.0;
}
for( wxString::const_iterator chIt = aText.begin(); chIt != aText.end(); ++chIt )
{
// Toggle overbar
if( *chIt == '~' )
{
m_overbar = !m_overbar;
continue;
if( ++chIt == aText.end() )
break;
if( *chIt != '~' ) // It was a single tilda, it toggles overbar
m_overbar = !m_overbar;
// If it is a double tilda, just process the second one
}
GLYPH_LIST::iterator glyphIt = m_glyphs.begin();
std::deque<BOX2D>::iterator bbIt = m_glyphBoundingBoxes.begin();
unsigned dd = *chIt - ' ';
unsigned dd = (unsigned) ((unsigned char) *chIt ) - (unsigned) ' ';
if( dd >= m_glyphBoundingBoxes.size() )
if( dd >= m_glyphBoundingBoxes.size() || dd < 0 )
dd = '?' - ' ';
advance( glyphIt, dd );
advance( bbIt, dd );
GLYPH& glyph = m_glyphs[dd];
BOX2D& bbox = m_glyphBoundingBoxes[dd];
GLYPH glyph = *glyphIt;
if( m_overbar )
{
VECTOR2D startOverbar( xOffset, -getInterline() * OVERBAR_HEIGHT );
VECTOR2D endOverbar( xOffset + glyphSize.x * bbox.GetEnd().x,
-getInterline() * OVERBAR_HEIGHT );
m_gal->DrawLine( startOverbar, endOverbar );
}
for( GLYPH::iterator pointListIt = glyph.begin(); pointListIt != glyph.end();
pointListIt++ )
++pointListIt )
{
std::deque<VECTOR2D> pointListScaled;
for( std::deque<VECTOR2D>::iterator pointIt = pointListIt->begin();
pointIt != pointListIt->end(); pointIt++ )
pointIt != pointListIt->end(); ++pointIt )
{
VECTOR2D pointPos( pointIt->x * scaleX + xOffset, pointIt->y * scaleY );
VECTOR2D pointPos( pointIt->x * glyphSize.x + xOffset, pointIt->y * glyphSize.y );
if( m_italic )
{
// FIXME should be done other way - referring to the lowest Y value of point
// because now italic fonts are translated a bit
pointPos.x += pointPos.y * 0.1;
if( m_mirrored )
pointPos.x += pointPos.y * 0.1;
else
pointPos.x -= pointPos.y * 0.1;
}
pointListScaled.push_back( pointPos );
@ -277,39 +309,37 @@ void STROKE_FONT::Draw( std::string aText, const VECTOR2D& aPosition, double aRo
m_gal->DrawPolyline( pointListScaled );
}
if( m_overbar )
{
VECTOR2D startOverbar( xOffset, -textsize.y * 1.2 );
VECTOR2D endOverbar( xOffset + m_scaleFactor * glyphSizeX * bbIt->GetEnd().x,
-textsize.y * 1.2 );
m_gal->DrawLine( startOverbar, endOverbar );
}
xOffset += m_scaleFactor * glyphSizeX * bbIt->GetEnd().x;
xOffset += glyphSize.x * bbox.GetEnd().x;
}
m_gal->Restore();
}
VECTOR2D STROKE_FONT::computeTextSize( const std::string& aText ) const
VECTOR2D STROKE_FONT::computeTextSize( const wxString& aText ) const
{
VECTOR2D result = VECTOR2D( 0.0, m_glyphSize.y );
for( std::string::const_iterator chIt = aText.begin(); chIt != aText.end(); chIt++ )
for( wxString::const_iterator chIt = aText.begin(); chIt != aText.end(); ++chIt )
{
wxASSERT_MSG( *chIt != '\n',
wxT( "This function is intended to work with single line strings" ) );
// If it is double tilda, then it is displayed as a single tilda
// If it is single tilda, then it is toggling overbar, so we need to skip it
if( *chIt == '~' )
continue;
{
if( ++chIt == aText.end() )
break;
}
std::deque<BOX2D>::const_iterator bbIt = m_glyphBoundingBoxes.begin();
unsigned dd = (unsigned) ((unsigned char)*chIt) - (unsigned) ' ';
// Index in the bounding boxes table
unsigned dd = *chIt - ' ';
if( dd >= m_glyphBoundingBoxes.size() )
if( dd >= m_glyphBoundingBoxes.size() || dd < 0 )
dd = '?' - ' ';
advance( bbIt, dd );
result.x += m_scaleFactor * m_glyphSize.x * bbIt->GetEnd().x;
result.x += m_glyphSize.x * m_glyphBoundingBoxes[dd].GetEnd().x;
}
return result;

2
common/worksheet_viewitem.cpp
View File

@ -191,7 +191,7 @@ void WORKSHEET_VIEWITEM::draw( const WS_DRAW_ITEM_TEXT* aItem, GAL* aGal ) const
aGal->SetStrokeColor( COLOR4D( aItem->GetColor() ) );
aGal->SetLineWidth( aItem->GetThickness() );
aGal->SetTextAttributes( aItem );
aGal->StrokeText( std::string( aItem->GetText().mb_str() ), position, 0.0 );
aGal->StrokeText( std::wstring( aItem->GetText().wc_str() ), position, 0.0 );
}

2
include/gal/graphics_abstraction_layer.h
View File

@ -277,7 +277,7 @@ public:
* @param aPosition is the text position in world coordinates.
* @param aRotationAngle is the text rotation angle.
*/
inline virtual void StrokeText( const std::string& aText, const VECTOR2D& aPosition,
inline virtual void StrokeText( const wxString& aText, const VECTOR2D& aPosition,
double aRotationAngle )
{
strokeFont.Draw( aText, aPosition, aRotationAngle );

70
include/gal/stroke_font.h
View File

@ -3,6 +3,8 @@
*
* Copyright (C) 2012 Torsten Hueter, torstenhtr <at> gmx.de
* Copyright (C) 2012 Kicad Developers, see change_log.txt for contributors.
* Copyright (C) 2013 CERN
* @author Maciej Suminski <maciej.suminski@cern.ch>
*
* Stroke font class
*
@ -39,7 +41,7 @@ namespace KIGFX
class GAL;
typedef std::deque< std::deque<VECTOR2D> > GLYPH;
typedef std::deque<GLYPH> GLYPH_LIST;
typedef std::vector<GLYPH> GLYPH_LIST;
/**
* @brief Class STROKE_FONT implements stroke font drawing.
@ -52,11 +54,6 @@ public:
/// Constructor
STROKE_FONT( GAL* aGal );
/// Destructor
~STROKE_FONT();
// TODO Load font from a text file
/**
* @brief Load the new stroke font.
*
@ -73,17 +70,7 @@ public:
* @param aPosition is the text position in world coordinates.
* @param aRotationAngle is the text rotation angle.
*/
void Draw( std::string aText, const VECTOR2D& aPosition, double aRotationAngle );
/**
* @brief Set the scale factor of the font for the glyph size.
*
* @param aScaleFactor is the scale factor of the font.
*/
inline void SetScaleFactor( const double aScaleFactor )
{
m_scaleFactor = aScaleFactor;
}
void Draw( wxString aText, const VECTOR2D& aPosition, double aRotationAngle );
/**
* @brief Set the glyph size.
@ -158,13 +145,19 @@ public:
private:
GAL* m_gal; ///< Pointer to the GAL
GLYPH_LIST m_glyphs; ///< Glyph list
std::deque<BOX2D> m_glyphBoundingBoxes; ///< Bounding boxes of the glyphs
double m_scaleFactor; ///< Scale factor for the glyph
std::vector<BOX2D> m_glyphBoundingBoxes; ///< Bounding boxes of the glyphs
VECTOR2D m_glyphSize; ///< Size of the glyphs
EDA_TEXT_HJUSTIFY_T m_horizontalJustify; ///< Horizontal justification
EDA_TEXT_VJUSTIFY_T m_verticalJustify; ///< Vertical justification
bool m_bold, m_italic, m_mirrored, m_overbar; ///< Properties of text
/**
* @brief Returns a single line height using current settings.
*
* @return The line height.
*/
int getInterline() const;
/**
* @brief Compute the bounding box of a given glyph.
*
@ -174,15 +167,50 @@ private:
*/
BOX2D computeBoundingBox( const GLYPH& aGlyph, const VECTOR2D& aGlyphBoundingX ) const;
/**
* @brief Draws a single line of text. Multiline texts should be split before using the
* function.
*
* @param aText is the text to be drawn.
*/
void drawSingleLineText( const wxString& aText );
/**
* @brief Compute the size of a given text.
*
* @param aText is the text string.
* @return is the text size.
*/
VECTOR2D computeTextSize( const std::string& aText ) const;
VECTOR2D computeTextSize( const wxString& aText ) const;
static const double LINE_HEIGHT_RATIO;
/**
* @brief Returns number of lines for a given text.
*
* @param aText is the text to be checked.
* @return Number of lines of aText.
*/
unsigned int linesCount( const wxString& aText ) const
{
wxString::const_iterator it, itEnd;
unsigned int lines = 1;
for( it = aText.begin(), itEnd = aText.end(); it != itEnd; ++it )
{
if( *it == '\n' )
++lines;
}
return lines;
}
///> Factor that determines relative height of overbar.
static const double OVERBAR_HEIGHT;
///> Factor that determines relative line width for bold text.
static const double BOLD_FACTOR;
///> Scale factor for the glyph
static const double HERSHEY_SCALE;
};
} // namespace KIGFX

13
pcbnew/pcb_painter.cpp
View File

@ -280,7 +280,7 @@ void PCB_PAINTER::draw( const TRACK* aTrack, int aLayer )
if( !net )
return;
std::string netName = std::string( net->GetShortNetname().mb_str() );
std::wstring netName = std::wstring( net->GetShortNetname().wc_str() );
VECTOR2D textPosition = start + line / 2.0; // center of the track
double textOrientation = -atan( line.y / line.x );
double textSize = std::min( static_cast<double>( width ), length / netName.length() );
@ -456,7 +456,7 @@ void PCB_PAINTER::draw( const D_PAD* aPad, int aLayer )
VECTOR2D namesize( tsize, tsize );
m_gal->SetGlyphSize( namesize );
m_gal->SetLineWidth( namesize.x / 12.0 );
m_gal->StrokeText( std::string( aPad->GetShortNetname().mb_str() ),
m_gal->StrokeText( std::wstring( aPad->GetShortNetname().wc_str() ),
textpos, 0.0 );
}
@ -474,8 +474,7 @@ void PCB_PAINTER::draw( const D_PAD* aPad, int aLayer )
m_gal->SetGlyphSize( numsize );
m_gal->SetLineWidth( numsize.x / 12.0 );
m_gal->StrokeText( std::string( aPad->GetPadName().mb_str() ),
textpos, 0.0 );
m_gal->StrokeText( std::wstring( aPad->GetPadName().wc_str() ), textpos, 0.0 );
}
m_gal->Restore();
@ -720,7 +719,7 @@ void PCB_PAINTER::draw( const TEXTE_PCB* aText, int aLayer )
m_gal->SetStrokeColor( strokeColor );
m_gal->SetLineWidth( aText->GetThickness() );
m_gal->SetTextAttributes( aText );
m_gal->StrokeText( std::string( aText->GetText().mb_str() ), position, orientation );
m_gal->StrokeText( aText->GetText(), position, orientation );
}
@ -736,7 +735,7 @@ void PCB_PAINTER::draw( const TEXTE_MODULE* aText, int aLayer )
m_gal->SetStrokeColor( strokeColor );
m_gal->SetLineWidth( aText->GetThickness() );
m_gal->SetTextAttributes( aText );
m_gal->StrokeText( std::string( aText->GetText().mb_str() ), position, orientation );
m_gal->StrokeText( aText->GetText(), position, orientation );
}
@ -836,7 +835,7 @@ void PCB_PAINTER::draw( const DIMENSION* aDimension, int aLayer )
m_gal->SetLineWidth( text.GetThickness() );
m_gal->SetTextAttributes( &text );
m_gal->StrokeText( std::string( text.GetText().mb_str() ), position, orientation );
m_gal->StrokeText( std::wstring( text.GetText().wc_str() ), position, orientation );
}