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Replace tab processing that got lost in move to new font engine. 

Fixes https://gitlab.com/kicad/code/kicad/issues/11123
This commit is contained in:
Jeff Young 2022-04-19 23:33:13 +01:00
parent 97071e330e
commit 37a2ee7d03
1 changed files with 19 additions and 13 deletions
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32
common/font/stroke_font.cpp
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@ -212,6 +212,9 @@ VECTOR2I STROKE_FONT::GetTextAsGlyphs( BOX2I* aBBox, std::vector<std::unique_ptr
{
constexpr double SPACE_WIDTH = 0.6;
constexpr double INTER_CHAR = 0.2;
constexpr double TAB_WIDTH = 4 * 0.82; // Not quite as wide as 5.1/6.0 tab formatting, but
// a better match for Scintilla, and closer to the
// nominal SPACE_WIDTH + INTER_CHAR
constexpr double SUPER_SUB_SIZE_MULTIPLIER = 0.7;
constexpr double SUPER_HEIGHT_OFFSET = 0.5;
constexpr double SUB_HEIGHT_OFFSET = 0.3;
@ -232,28 +235,31 @@ VECTOR2I STROKE_FONT::GetTextAsGlyphs( BOX2I* aBBox, std::vector<std::unique_ptr
for( wxUniChar c : aText )
{
// dd is the index into bounding boxes table
int dd = (signed) c - ' ';
if( dd >= (int) m_glyphBoundingBoxes->size() || dd < 0 )
{
// Filtering non existing glyphes and non printable chars
// Handle tabs as locked to the nearest 4th column (in space-widths).
if( c == '\t' )
c = ' ';
else
c = '?';
{
int tabWidth = KiROUND( glyphSize.x * TAB_WIDTH );
int currentIntrusion = ( cursor.x - aOrigin.x ) % tabWidth;
// Fix the index:
dd = (signed) c - ' ';
cursor.x += tabWidth - currentIntrusion;
}
if( dd <= 0 ) // dd < 0 should not happen
else if( c == ' ' )
{
// 'space' character - draw nothing, advance cursor position
cursor.x += KiROUND( glyphSize.x * SPACE_WIDTH );
}
else
{
// dd is the index into bounding boxes table
int dd = (signed) c - ' ';
// Filtering non existing glyphs and non printable chars
if( dd < 0 || dd >= (int) m_glyphBoundingBoxes->size() )
{
c = '?';
dd = (signed) c - ' ';
}
STROKE_GLYPH* source = static_cast<STROKE_GLYPH*>( m_glyphs->at( dd ).get() );
if( aGlyphs )