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better size scale factor for Hershey fonts

This commit is contained in:
charras 2009-05-29 15:45:13 +00:00
parent 91bceadf7c
commit c7fc091a42
2 changed files with 16 additions and 13 deletions
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20
common/drawtxt.cpp
View File

@ -19,8 +19,12 @@
#define EDA_DRAWBASE
#include "hershey_fonts.h"
#define HERSHEY_SIZE 32.0 // size factor used to calculate actual size of shapes from hershey fonts
/* factor used to calculate actual size of shapes from hershey fonts (could be adjusted depending on the font name)
* Its value is choosen in order to have letters like M, P .. vertical size equal to the vertical char size parameter
* Of course some shapes can be bigger or smaller than the vertical char size parameter
*/
#define HERSHEY_SCALE_FACTOR 1/21.0
double s_HerscheyScaleFactor = HERSHEY_SCALE_FACTOR;
/* Functions to draw / plot a string.
* texts have only one line.
@ -102,7 +106,7 @@ int ReturnGraphicTextWidth( const wxString& aText, int aXSize, bool italic, bool
/* Get metrics */
int xsta = *ptcar++ - 'R';
int xsto = *ptcar++ - 'R';
tally += wxRound( aXSize * (xsto - xsta) / HERSHEY_SIZE );
tally += wxRound( aXSize * (xsto - xsta) * s_HerscheyScaleFactor );
}
/* Italic correction, 1/8em */
@ -147,7 +151,7 @@ static void DrawGraphicTextPline(
static int overbar_position( int size_v, int thickness )
{
return wxRound( ((double) size_v * 26/HERSHEY_SIZE ) + ((double) thickness * 1.5) );
return wxRound( ((double) size_v * 26 * s_HerscheyScaleFactor ) + ((double) thickness * 1.5) );
}
@ -167,7 +171,7 @@ static int clamp_text_pen_size( int width, int size_h, bool bold )
* quantum unit, otherwise the line pairs will be visible! */
if( bold )
{
int minWidth = wxRound( ABS( size_h ) * 1.42 / HERSHEY_SIZE + 0.5 );
int minWidth = wxRound( ABS( size_h ) * 1.42 * s_HerscheyScaleFactor + 0.5 );
if( width < minWidth )
{
width = minWidth;
@ -416,8 +420,8 @@ void DrawGraphicText( WinEDA_DrawPanel* aPanel,
{
wxPoint currpoint;
hc1 -= xsta; hc2 -= 11; /* Align the midpoint */
hc1 = wxRound( hc1 * size_h / HERSHEY_SIZE );
hc2 = wxRound( hc2 * size_v / HERSHEY_SIZE );
hc1 = wxRound( hc1 * size_h * s_HerscheyScaleFactor );
hc2 = wxRound( hc2 * size_v * s_HerscheyScaleFactor );
// To simulate an italic font, add a x offset depending on the y offset
if( aItalic )
@ -437,7 +441,7 @@ void DrawGraphicText( WinEDA_DrawPanel* aPanel,
ptr++;
// Apply the advance width
current_char_pos.x += wxRound( size_h * (xsto - xsta) / HERSHEY_SIZE );
current_char_pos.x += wxRound( size_h * (xsto - xsta) * s_HerscheyScaleFactor );
}
if( overbars % 2 )

9
eeschema/class_text-label.cpp
View File

@ -714,8 +714,6 @@ void SCH_HIERLABEL::Draw( WinEDA_DrawPanel* panel, wxDC* DC, const wxPoint& offs
{
static std::vector <wxPoint> Poly;
EDA_Colors color;
wxPoint text_offset = offset + GetSchematicTextOffset();
int width = MAX( m_Width, g_DrawMinimunLineWidth );
if( Color >= 0 )
@ -726,6 +724,7 @@ void SCH_HIERLABEL::Draw( WinEDA_DrawPanel* panel, wxDC* DC, const wxPoint& offs
GRSetDrawMode( DC, DrawMode );
EXCHG( width, m_Width ); // Set the minimum width
wxPoint text_offset = offset + GetSchematicTextOffset();
EDA_TextStruct::Draw( panel, DC, text_offset, color, DrawMode, FILLED, UNSPECIFIED_COLOR );
EXCHG( width, m_Width ); // set initial value
@ -775,7 +774,7 @@ EDA_Rect SCH_HIERLABEL::GetBoundingBox()
dx = dy = 0;
int width = MAX( m_Width, g_DrawMinimunLineWidth );
height = m_Size.y + 2 * TXTMARGE;
height = m_Size.y + width + 2 * TXTMARGE;
length = LenSize( m_Text )
+ height // add height for triangular shapes
+ 2 * DANGLING_SYMBOL_SIZE;
@ -829,7 +828,6 @@ void SCH_GLOBALLABEL::Draw( WinEDA_DrawPanel* panel, wxDC* DC, const wxPoint& aO
EDA_Colors color;
wxPoint text_offset = aOffset + GetSchematicTextOffset();
int width = MAX( m_Width, g_DrawMinimunLineWidth );
if( Color >= 0 )
color = (EDA_Colors) Color;
@ -838,6 +836,7 @@ void SCH_GLOBALLABEL::Draw( WinEDA_DrawPanel* panel, wxDC* DC, const wxPoint& aO
GRSetDrawMode( DC, DrawMode );
int width = MAX( m_Width, g_DrawMinimunLineWidth );
EXCHG( width, m_Width ); // Set the minimum width
EDA_TextStruct::Draw( panel, DC, text_offset, color, DrawMode, FILLED, UNSPECIFIED_COLOR );
EXCHG( width, m_Width ); // set initial value
@ -996,7 +995,7 @@ EDA_Rect SCH_TEXT::GetBoundingBox()
y = m_Pos.y;
int width = MAX( m_Width, g_DrawMinimunLineWidth );
length = LenSize( m_Text );
height = m_Size.y;
height = m_Size.y + width;
dx = dy = 0;
switch( m_SchematicOrientation )