X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Ffont.cpp;h=3fd24d8ea0ebde029e262d137dcfaf509b0db5ee;hp=53e3bd6261c0b11bfdbefc0e46a66adde4054d40;hb=HEAD;hpb=1ddd5b2a0c4ab104d90db427af0f24991fc40580 diff --git a/source/font.cpp b/source/font.cpp deleted file mode 100644 index 53e3bd62..00000000 --- a/source/font.cpp +++ /dev/null @@ -1,158 +0,0 @@ -#include -#include -#include "bindable.h" -#include "gl.h" -#include "font.h" -#include "immediate.h" -#include "primitivetype.h" -#include "texture2d.h" - -using namespace std; - -namespace Msp { -namespace GL { - -Font::Font(): - native_size(1), - ascent(1), - descent(0) -{ } - -void Font::set_texture(const Texture2D &t) -{ - texture = &t; - texture.keep(); -} - -const Texture2D &Font::get_texture() const -{ - if(!texture) - throw logic_error("No texture"); - return *texture; -} - -void Font::add_glyph(const Glyph &g) -{ - insert_unique(glyphs, g.code, g); -} - -float Font::get_string_width(const string &str, StringCodec::Decoder &dec) const -{ - float x = 0; - - for(string::const_iterator i=str.begin(); i!=str.end();) - x += get_glyph_advance(dec.decode_char(str, i)); - - return x; -} - -void Font::draw_string(const string &str, StringCodec::Decoder &dec, const Color &color) const -{ - Bind bind_tex(get_texture(), true); - Immediate imm((TEXCOORD2, COLOR4_UBYTE, VERTEX2)); - imm.color(color); - build_string(str, dec, imm); -} - -void Font::build_string(const string &str, StringCodec::Decoder &dec, PrimitiveBuilder &bld) const -{ - MatrixStack::Push push_mtx(bld.matrix()); - - bld.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, bld); - bld.matrix() *= Matrix::translation(j->second.advance, 0, 0); - } - bld.end(); -} - -void Font::create_glyph_vertices(const Glyph &glyph, VertexBuilder &bld) const -{ - bld.texcoord(glyph.x1, glyph.y1); - bld.vertex(glyph.off_x, glyph.off_y); - bld.texcoord(glyph.x2, glyph.y1); - bld.vertex(glyph.off_x+glyph.w, glyph.off_y); - bld.texcoord(glyph.x2, glyph.y2); - bld.vertex(glyph.off_x+glyph.w, glyph.off_y+glyph.h); - bld.texcoord(glyph.x1, glyph.y2); - bld.vertex(glyph.off_x, glyph.off_y+glyph.h); -} - -float Font::get_glyph_advance(unsigned code) const -{ - GlyphMap::const_iterator i = glyphs.find(code); - if(i==glyphs.end()) - return 0; - - return i->second.advance; -} - - -Font::Loader::Loader(Font &f): - DataFile::CollectionObjectLoader(f, 0) -{ - init(); -} - -Font::Loader::Loader(Font &f, Collection &c): - DataFile::CollectionObjectLoader(f, &c) -{ - init(); -} - -void Font::Loader::init() -{ - add("native_size", &Font::native_size); - add("ascent", &Font::ascent); - add("descent", &Font::descent); - add("texture", &Loader::texture); - add("texture", &Loader::texture_ref); - add("glyph", &Loader::glyph); -} - -void Font::Loader::glyph(unsigned c) -{ - Glyph gl; - gl.code = c; - load_sub(gl); - obj.glyphs.insert(GlyphMap::value_type(c, gl)); -} - -void Font::Loader::texture() -{ - RefPtr tex = new Texture2D; - load_sub(*tex); - obj.texture = tex; -} - -void Font::Loader::texture_ref(const string &name) -{ - obj.texture = &get_collection().get(name); - obj.texture.keep(); -} - - -Font::Glyph::Loader::Loader(Glyph &g): - DataFile::ObjectLoader(g) -{ - add("texcoords", &Loader::texcoords); - add("size", &Glyph::w, &Glyph::h); - add("offset", &Glyph::off_x, &Glyph::off_y); - add("advance", &Glyph::advance); -} - -void Font::Glyph::Loader::texcoords(float x1, float y1, float x2, float y2) -{ - obj.x1 = x1; - obj.y1 = y1; - obj.x2 = x2; - obj.y2 = y2; -} - -} // namespace GL -} // namespace Msp