KIGFX::BUILTIN_FONT Namespace Reference

Classes
struct	FONT_GLYPH_TYPE
struct	FONT_IMAGE_TYPE
struct	FONT_INFO_TYPE
struct	FONT_SPAN_TYPE

Functions
const FONT_GLYPH_TYPE *	LookupGlyph (unsigned int aCodepoint)

Variables
FONT_IMAGE_TYPE	font_image
FONT_INFO_TYPE	font_information
FONT_SPAN_TYPE	font_codepoint_spans []
FONT_GLYPH_TYPE	font_codepoint_infos []
static const int	bitmap_chars_count = 65535

Function Documentation

LookupGlyph()

const FONT_GLYPH_TYPE * KIGFX::BUILTIN_FONT::LookupGlyph

(

unsigned int

aCodepoint

)

Definition at line 37 of file gl_resources.cpp.

        {
#ifdef BITMAP_FONT_USE_SPANS
            auto *end = font_codepoint_spans
                      + sizeof( font_codepoint_spans ) / sizeof(FONT_SPAN_TYPE);
            auto ptr = std::upper_bound( font_codepoint_spans, end, aCodepoint,
                []( unsigned int codepoint, const FONT_SPAN_TYPE& span )
                {
                    return codepoint < span.end;
                }
            );

            if( ptr != end && ptr->start <= aCodepoint )
            {
                unsigned int index = aCodepoint - ptr->start + ptr->cumulative;
                return &font_codepoint_infos[ index ];
            }
            else
            {
                return nullptr;
            }
#else
            return &bitmap_chars[codepoint];
#endif
        }

References KIGFX::BUILTIN_FONT::FONT_SPAN_TYPE::end, font_codepoint_infos, and font_codepoint_spans.

Referenced by KIGFX::OPENGL_GAL::computeBitmapTextSize(), KIGFX::OPENGL_GAL::drawBitmapChar(), and KIGFX::OPENGL_GAL::drawBitmapOverbar().

Variable Documentation

bitmap_chars_count

const int KIGFX::BUILTIN_FONT::bitmap_chars_count = 65535

static

Definition at line 1320 of file gl_resources.cpp.

font_codepoint_infos

FONT_GLYPH_TYPE KIGFX::BUILTIN_FONT::font_codepoint_infos[]

Definition at line 101 of file gl_resources.cpp.

Referenced by LookupGlyph().

font_codepoint_spans

FONT_SPAN_TYPE KIGFX::BUILTIN_FONT::font_codepoint_spans[]

Definition at line 9 of file gl_resources.cpp.

Referenced by LookupGlyph().

font_image

FONT_IMAGE_TYPE KIGFX::BUILTIN_FONT::font_image

Definition at line 4 of file gl_resources.cpp.

Referenced by KIGFX::OPENGL_GAL::beginDrawing(), KIGFX::OPENGL_GAL::drawBitmapChar(), and KIGFX::OPENGL_GAL::init().

font_information

FONT_INFO_TYPE KIGFX::BUILTIN_FONT::font_information

Initial value:

= {
    1,
    -8.16f,
    39.84f
}

Definition at line 3 of file gl_resources.cpp.

Referenced by KIGFX::OPENGL_GAL::computeBitmapTextSize(), and KIGFX::OPENGL_GAL::drawBitmapChar().