#include "gl.h"
#include "font.h"
+#include "immediate.h"
#include "primitivetype.h"
#include "texture2d.h"
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)
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<VertexArrayBuilder> 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
add("ascent", &Font::ascent);
add("descent", &Font::descent);
add("texture", &Font::tex);
+ add("texture_inline", &Loader::texture_inline);
add("glyph", &Loader::glyph);
}
font.glyphs.insert(GlyphMap::value_type(c, gl));
}
+void Font::Loader::texture_inline()
+{
+ RefPtr<Texture2D> tex=new Texture2D;
+ load_sub(*tex);
+ font.tex=tex.release();
+ font.own_tex=true;
+}
+
Font::Glyph::Loader::Loader(Glyph &g):
glyph(g)