Subversion Repositories orsoc_graphics_accelerator

#include "orgfx_vector_font.h"

#include "orgfx_3d.h"

#include "orgfx.h"

#include <stdio.h>

orgfx_vector_font orgfx_make_vector_font(Glyph *glyphlist,int size, Glyph **glyphindexlist, int glyphindexlistsize)

{

    orgfx_vector_font font;

    font.size = size;

    font.glyph = glyphlist;

    font.index_list_size = glyphindexlistsize;

    font.index_list = glyphindexlist;

    return font;

}

// takes all glyphs and generate a pointer list with correct index to all glyphs.

int orgfx_init_vector_font(orgfx_vector_font font)

{

    int i,j;

    // for all in the glyphindex.

    for(i=0; i<font.index_list_size; i++)

        font.index_list[i] = 0;

    for(i=0; i<font.size; i++)

    {

        // if character code is outside our glyph scope, return error

        if(font.glyph[i].index >= font.index_list_size)

            return 1;

        // match the glyph index with the ascii code i

        for(j=0; j<font.index_list_size; j++)

            if(j == font.glyph[i].index )

            {

                font.index_list[j] = &(font.glyph[i]);

                break;

            }

    }

    // all went well

    return 0;

}

void orgfx_vf_write(orgfx_vector_font* glyph, const wchar_t *text, int xoffset, int yoffset, int color)

{

    int i,j;

    int width = 35;

    float scale = 0.05;

    yoffset += width*1.5;

    orgfx_enable_tex0(0);

    orgfx_set_colors(color,color,color);

    i = 0;

    while(1)

    {

        wchar_t c = text[i++];

        // Break if we reach the end of the string

        if(c == 0)

            break;

        if(c != ' ')

            orgfx_vf_write_char(glyph,c, xoffset, yoffset, scale);

        else

            xoffset += 20;

        if(glyph->index_list[c])

            xoffset += glyph->index_list[c]->advance_x*scale;

    }

}

void orgfx_vf_write_char(orgfx_vector_font* glyph, wchar_t text, int xoffset, int yoffset, float scale)

{

    if(glyph->index_list[text] == 0)

        return;

    int i;

    orgfx_point3 scaled = {scale,scale,scale};

    orgfx_point3 translate = {xoffset,yoffset,0};

    orgfx_enable_transform(1);

    orgfx_matrix m = orgfx3d_identity();

    m = orgfx3d_scale(m, scaled);

    m = orgfx3d_translate(m, translate);

    orgfx3d_set_matrix(m);

    for(i=0; i<glyph->index_list[text]->triangle_n_writes; i++)

    {

        orgfx_triangle((glyph->index_list[text]->triangle[i].p0.x)*FIXEDW,(glyph->index_list[text]->triangle[i].p0.y)*FIXEDW,

                       (glyph->index_list[text]->triangle[i].p1.x)*FIXEDW,(glyph->index_list[text]->triangle[i].p1.y)*FIXEDW,

                       (glyph->index_list[text]->triangle[i].p2.x)*FIXEDW,(glyph->index_list[text]->triangle[i].p2.y)*FIXEDW, 1);

    }

    for(i=0; i<glyph->index_list[text]->bezier_n_writes; i++)

    {

        orgfx_curve((glyph->index_list[text]->bezier[i].start.x)*FIXEDW, (glyph->index_list[text]->bezier[i].start.y)*FIXEDW,

                    (glyph->index_list[text]->bezier[i].control.x)*FIXEDW, (glyph->index_list[text]->bezier[i].control.y)*FIXEDW,

                    (glyph->index_list[text]->bezier[i].end.x)*FIXEDW, (glyph->index_list[text]->bezier[i].end.y)*FIXEDW,

                    glyph->index_list[text]->bezier[i].fillInside);

    }

    orgfx_enable_transform(0);

}