X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Ffont.cpp;h=f82b45d8ac81fe7bb3ac30b7f70be453b2a720b7;hb=652cb91c2b6008c4407c16054085f20bf5888c4d;hp=7d9b306b87486f5590e6acd3f1d75600c707902b;hpb=d1800d7ea80290f4913d0203241cef1409656522;p=libs%2Fgl.git diff --git a/source/font.cpp b/source/font.cpp index 7d9b306b..f82b45d8 100644 --- a/source/font.cpp +++ b/source/font.cpp @@ -7,6 +7,7 @@ Distributed under the LGPL #include "gl.h" #include "font.h" +#include "immediate.h" #include "primitivetype.h" #include "texture2d.h" @@ -17,14 +18,32 @@ namespace GL { Font::Font(): tex(0), + own_tex(false), default_size(1), ascent(1), descent(0) { } +Font::~Font() +{ + if(own_tex) + delete tex; +} + void Font::set_texture(const Texture2D &t) { + if(own_tex) + delete tex; + tex=&t; + own_tex=false; +} + +const Texture2D &Font::get_texture() const +{ + if(!tex) + throw InvalidState("No texture"); + return *tex; } void Font::add_glyph(unsigned code, float x1, float y1, float x2, float y2, float w, float h, float ox, float oy, float adv) @@ -55,26 +74,32 @@ float Font::get_string_width(const string &str, Codecs::Decoder &dec) const void Font::draw_string(const string &str, Codecs::Decoder &dec) const { + Immediate imm((TEXCOORD2, VERTEX2)); + draw_string(str, dec, imm); +} + +void Font::draw_string(const string &str, Codecs::Decoder &dec, PrimitiveBuilder &pbuilder) const +{ + if(!tex) + throw InvalidState("No texture"); + tex->bind(); - VertexArray va((TEXCOORD2, VERTEX2)); - va.reserve(str.size()*4); - RefPtr vab=va.modify(); float x=0; unsigned count=0; + + pbuilder.begin(QUADS); for(string::const_iterator i=str.begin(); i!=str.end();) { GlyphMap::const_iterator j=glyphs.find(dec.decode_char(str, i)); if(j==glyphs.end()) continue; - create_glyph_vertices(j->second, *vab, x); + create_glyph_vertices(j->second, pbuilder, x); x+=j->second.advance; count+=4; } - vab=0; - va.apply(); - glDrawArrays(QUADS, 0, count); + pbuilder.end(); } void Font::create_glyph_vertices(const Glyph &glyph, VertexBuilder &vbuilder, float x) const @@ -126,6 +151,7 @@ void Font::Loader::init() add("ascent", &Font::ascent); add("descent", &Font::descent); add("texture", &Font::tex); + add("texture_inline", &Loader::texture_inline); add("glyph", &Loader::glyph); } @@ -137,6 +163,14 @@ void Font::Loader::glyph(unsigned c) font.glyphs.insert(GlyphMap::value_type(c, gl)); } +void Font::Loader::texture_inline() +{ + RefPtr tex=new Texture2D; + load_sub(*tex); + font.tex=tex.release(); + font.own_tex=true; +} + Font::Glyph::Loader::Loader(Glyph &g): glyph(g)