int agg2RenderGlyphsPath(imageObj *img, textPathObj *tp, colorObj *c, colorObj *oc, int ow) {
mapserver::path_storage glyphs;
mapserver::trans_affine trans;
AGG2Renderer *r = AGG_RENDERER(img);
r->m_rasterizer_aa.filling_rule(mapserver::fill_non_zero);
for(int i=0; i<tp->numglyphs; i++) {
glyphObj *gl = tp->glyphs + i;
trans.reset();
trans.rotate(-gl->rot);
trans.translate(gl->pnt.x, gl->pnt.y);
outline_element *ol = msGetGlyphOutline(gl->face,gl->glyph);
if(!ol) {
return MS_FAILURE;
}
decompose_ft_outline(ol->outline,true,trans,glyphs);
}
mapserver::conv_curve<mapserver::path_storage> m_curves(glyphs);
if (oc) {
r->m_rasterizer_aa.reset();
r->m_rasterizer_aa.filling_rule(mapserver::fill_non_zero);
mapserver::conv_contour<mapserver::conv_curve<mapserver::path_storage> > cc(m_curves);
cc.width(ow + 1);
r->m_rasterizer_aa.add_path(cc);
r->m_renderer_scanline.color(aggColor(oc));
mapserver::render_scanlines(r->m_rasterizer_aa, r->sl_line, r->m_renderer_scanline);
}
if(c) {
r->m_rasterizer_aa.reset();
r->m_rasterizer_aa.filling_rule(mapserver::fill_non_zero);
r->m_rasterizer_aa.add_path(m_curves);
r->m_renderer_scanline.color(aggColor(c));
mapserver::render_scanlines(r->m_rasterizer_aa, r->sl_line, r->m_renderer_scanline);
}
return MS_SUCCESS;
}
bool gfx_font_adapter::prepare_glyph(unsigned int code)
{
if (m_impl->font) {
m_impl->cur_glyph_index = FT_Get_Char_Index(m_impl->font, code);
int error = FT_Load_Glyph(m_impl->font, m_impl->cur_glyph_index,
m_impl->hinting ? FT_LOAD_DEFAULT : FT_LOAD_NO_HINTING);
bool is_sys_bitmap = false;
if (m_impl->font->glyph->format == FT_GLYPH_FORMAT_BITMAP)
is_sys_bitmap = true;
if (error == 0) {
if (m_impl->antialias && !is_sys_bitmap) {
if (m_impl->weight == 500) {
int strength = 1 << 5;
FT_Outline_Embolden(&(m_impl->font->glyph->outline), strength);
} else if (m_impl->weight == 700) {
int strength = 1 << 6;
FT_Outline_Embolden(&(m_impl->font->glyph->outline), strength);
} else if (m_impl->weight == 900) {
int strength = 1 << 7;
FT_Outline_Embolden(&(m_impl->font->glyph->outline), strength);
}
// outline text
m_impl->cur_data_type = glyph_type_outline;
m_impl->cur_font_path.remove_all();
if (decompose_ft_outline(m_impl->font->glyph->outline,
m_impl->flip_y, m_impl->matrix, m_impl->cur_font_path))
{
m_impl->cur_bound_rect = get_bounding_rect(m_impl->cur_font_path);
m_impl->cur_data_size = m_impl->cur_font_path.total_byte_size()+sizeof(unsigned int);//count data
m_impl->cur_advance_x = FLT_TO_SCALAR(int26p6_to_flt(m_impl->font->glyph->advance.x));
m_impl->cur_advance_y = FLT_TO_SCALAR(int26p6_to_flt(m_impl->font->glyph->advance.y));
m_impl->matrix.transform(&m_impl->cur_advance_x, &m_impl->cur_advance_y);
return true;
}
} else {
m_impl->cur_data_type = glyph_type_mono;
if (is_sys_bitmap || !FT_IS_SCALABLE(m_impl->font) || m_impl->matrix.is_identity()) {
gfx_scanline_bin sl;
error = FT_Render_Glyph(m_impl->font->glyph, FT_RENDER_MODE_MONO);
if (error == 0) {
decompose_ft_bitmap_mono(m_impl->font->glyph->bitmap,
m_impl->font->glyph->bitmap_left, m_impl->flip_y ? -m_impl->font->glyph->bitmap_top :
m_impl->font->glyph->bitmap_top, m_impl->flip_y, sl, m_impl->cur_font_scanlines_bin);
m_impl->cur_bound_rect = rect(m_impl->cur_font_scanlines_bin.min_x(),
m_impl->cur_font_scanlines_bin.min_y(),
m_impl->cur_font_scanlines_bin.max_x() + 1,
m_impl->cur_font_scanlines_bin.max_y() + 1);
m_impl->cur_data_size = m_impl->cur_font_scanlines_bin.byte_size();
m_impl->cur_advance_x = FLT_TO_SCALAR(int26p6_to_flt(m_impl->font->glyph->advance.x));
m_impl->cur_advance_y = FLT_TO_SCALAR(int26p6_to_flt(m_impl->font->glyph->advance.y));
return true;
}
} else {
if (m_impl->weight == 500) {
int strength = 1 << 5;
FT_Outline_Embolden(&(m_impl->font->glyph->outline), strength);
} else if (m_impl->weight == 700) {
int strength = 1 << 6;
FT_Outline_Embolden(&(m_impl->font->glyph->outline), strength);
} else if (m_impl->weight == 900) {
int strength = 1 << 7;
FT_Outline_Embolden(&(m_impl->font->glyph->outline), strength);
}
m_impl->cur_font_path.remove_all();
if (decompose_ft_outline(m_impl->font->glyph->outline,
m_impl->flip_y, m_impl->matrix, m_impl->cur_font_path))
{
gfx_rasterizer_scanline_aa<> rasterizer;
picasso::conv_curve curves(m_impl->cur_font_path);
curves.approximation_scale(4.0);
rasterizer.add_path(curves);
gfx_scanline_bin sl;
m_impl->cur_font_scanlines_bin.prepare(); // Remove all
gfx_render_scanlines(rasterizer, sl, m_impl->cur_font_scanlines_bin);
m_impl->cur_bound_rect = rect(m_impl->cur_font_scanlines_bin.min_x(),
m_impl->cur_font_scanlines_bin.min_y(),
m_impl->cur_font_scanlines_bin.max_x() + 1,
m_impl->cur_font_scanlines_bin.max_y() + 1);
m_impl->cur_data_size = m_impl->cur_font_scanlines_bin.byte_size();
m_impl->cur_advance_x = FLT_TO_SCALAR(int26p6_to_flt(m_impl->font->glyph->advance.x));
m_impl->cur_advance_y = FLT_TO_SCALAR(int26p6_to_flt(m_impl->font->glyph->advance.y));
m_impl->matrix.transform(&m_impl->cur_advance_x, &m_impl->cur_advance_y);
return true;
}
}
}
}
}
return false;
}
//------------------------------------------------------------------------
bool font_engine_freetype_base::prepare_glyph(unsigned glyph_code)
{
m_glyph_index = FT_Get_Char_Index(m_cur_face, glyph_code);
m_last_error = FT_Load_Glyph(m_cur_face,
m_glyph_index,
m_hinting ? FT_LOAD_DEFAULT : FT_LOAD_NO_HINTING);
// m_hinting ? FT_LOAD_FORCE_AUTOHINT : FT_LOAD_NO_HINTING);
if(m_last_error == 0)
{
switch(m_glyph_rendering)
{
case glyph_ren_native_mono:
m_last_error = FT_Render_Glyph(m_cur_face->glyph, FT_RENDER_MODE_MONO);
if(m_last_error == 0)
{
decompose_ft_bitmap_mono(m_cur_face->glyph->bitmap,
m_cur_face->glyph->bitmap_left,
m_flip_y ? -m_cur_face->glyph->bitmap_top :
m_cur_face->glyph->bitmap_top,
m_flip_y,
m_scanline_bin,
m_scanlines_bin);
m_bounds.x1 = m_scanlines_bin.min_x();
m_bounds.y1 = m_scanlines_bin.min_y();
m_bounds.x2 = m_scanlines_bin.max_x();
m_bounds.y2 = m_scanlines_bin.max_y();
m_data_size = m_scanlines_bin.byte_size();
m_data_type = glyph_data_mono;
m_advance_x = int26p6_to_dbl(m_cur_face->glyph->advance.x);
m_advance_y = int26p6_to_dbl(m_cur_face->glyph->advance.y);
return true;
}
break;
case glyph_ren_native_gray8:
m_last_error = FT_Render_Glyph(m_cur_face->glyph, FT_RENDER_MODE_NORMAL);
if(m_last_error == 0)
{
decompose_ft_bitmap_gray8(m_cur_face->glyph->bitmap,
m_cur_face->glyph->bitmap_left,
m_flip_y ? -m_cur_face->glyph->bitmap_top :
m_cur_face->glyph->bitmap_top,
m_flip_y,
m_rasterizer,
m_scanline_aa,
m_scanlines_aa);
m_bounds.x1 = m_scanlines_aa.min_x();
m_bounds.y1 = m_scanlines_aa.min_y();
m_bounds.x2 = m_scanlines_aa.max_x();
m_bounds.y2 = m_scanlines_aa.max_y();
m_data_size = m_scanlines_aa.byte_size();
m_data_type = glyph_data_gray8;
m_advance_x = int26p6_to_dbl(m_cur_face->glyph->advance.x);
m_advance_y = int26p6_to_dbl(m_cur_face->glyph->advance.y);
return true;
}
break;
case glyph_ren_outline:
if(m_last_error == 0)
{
if(m_flag32)
{
m_path32.remove_all();
if(decompose_ft_outline(m_cur_face->glyph->outline,
m_flip_y,
m_affine,
m_path32))
{
rect_d bnd = m_path32.bounding_rect();
m_data_size = m_path32.byte_size();
m_data_type = glyph_data_outline;
m_bounds.x1 = int(floor(bnd.x1));
m_bounds.y1 = int(floor(bnd.y1));
m_bounds.x2 = int(ceil(bnd.x2));
m_bounds.y2 = int(ceil(bnd.y2));
m_advance_x = int26p6_to_dbl(m_cur_face->glyph->advance.x);
m_advance_y = int26p6_to_dbl(m_cur_face->glyph->advance.y);
m_affine.transform(&m_advance_x, &m_advance_y);
return true;
}
}
else
{
m_path16.remove_all();
if(decompose_ft_outline(m_cur_face->glyph->outline,
m_flip_y,
m_affine,
m_path16))
{
rect_d bnd = m_path16.bounding_rect();
m_data_size = m_path16.byte_size();
m_data_type = glyph_data_outline;
m_bounds.x1 = int(floor(bnd.x1));
m_bounds.y1 = int(floor(bnd.y1));
m_bounds.x2 = int(ceil(bnd.x2));
m_bounds.y2 = int(ceil(bnd.y2));
m_advance_x = int26p6_to_dbl(m_cur_face->glyph->advance.x);
m_advance_y = int26p6_to_dbl(m_cur_face->glyph->advance.y);
m_affine.transform(&m_advance_x, &m_advance_y);
return true;
}
}
}
return false;
case glyph_ren_agg_mono:
if(m_last_error == 0)
{
m_rasterizer.reset();
if(m_flag32)
{
m_path32.remove_all();
decompose_ft_outline(m_cur_face->glyph->outline,
m_flip_y,
m_affine,
m_path32);
m_rasterizer.add_path(m_curves32);
}
else
{
m_path16.remove_all();
decompose_ft_outline(m_cur_face->glyph->outline,
m_flip_y,
m_affine,
m_path16);
m_rasterizer.add_path(m_curves16);
}
m_scanlines_bin.prepare(1); // Remove all
render_scanlines(m_rasterizer, m_scanline_bin, m_scanlines_bin);
m_bounds.x1 = m_scanlines_bin.min_x();
m_bounds.y1 = m_scanlines_bin.min_y();
m_bounds.x2 = m_scanlines_bin.max_x();
m_bounds.y2 = m_scanlines_bin.max_y();
m_data_size = m_scanlines_bin.byte_size();
m_data_type = glyph_data_mono;
m_advance_x = int26p6_to_dbl(m_cur_face->glyph->advance.x);
m_advance_y = int26p6_to_dbl(m_cur_face->glyph->advance.y);
m_affine.transform(&m_advance_x, &m_advance_y);
return true;
}
return false;
case glyph_ren_agg_gray8:
if(m_last_error == 0)
{
m_rasterizer.reset();
if(m_flag32)
{
m_path32.remove_all();
decompose_ft_outline(m_cur_face->glyph->outline,
m_flip_y,
m_affine,
m_path32);
m_rasterizer.add_path(m_curves32);
}
else
{
m_path16.remove_all();
decompose_ft_outline(m_cur_face->glyph->outline,
m_flip_y,
m_affine,
m_path16);
m_rasterizer.add_path(m_curves16);
}
m_scanlines_aa.prepare(1); // Remove all
render_scanlines(m_rasterizer, m_scanline_aa, m_scanlines_aa);
m_bounds.x1 = m_scanlines_aa.min_x();
m_bounds.y1 = m_scanlines_aa.min_y();
m_bounds.x2 = m_scanlines_aa.max_x();
m_bounds.y2 = m_scanlines_aa.max_y();
m_data_size = m_scanlines_aa.byte_size();
m_data_type = glyph_data_gray8;
m_advance_x = int26p6_to_dbl(m_cur_face->glyph->advance.x);
m_advance_y = int26p6_to_dbl(m_cur_face->glyph->advance.y);
m_affine.transform(&m_advance_x, &m_advance_y);
return true;
}
return false;
}
}
return false;
}
//------------------------------------------------------------------------
bool font_engine_freetype_base::prepare_glyph(unsigned glyph_code)
{
/* FT_ENCODING_MS_SYMBOL hack inspired from GD's gdft.c: */
/* I do not know the significance of the constant 0xf000. */
/* It was determined by inspection of the character codes */
/* stored in Microsoft font symbol.ttf */
if (m_cur_face->charmap &&
m_cur_face->charmap->encoding == FT_ENCODING_MS_SYMBOL)
glyph_code |= 0xf000;
m_glyph_index = FT_Get_Char_Index(m_cur_face, glyph_code);
m_last_error = FT_Load_Glyph(m_cur_face,
m_glyph_index,
m_hinting ? FT_LOAD_DEFAULT|FT_LOAD_NO_BITMAP : FT_LOAD_NO_HINTING|FT_LOAD_NO_BITMAP);
// m_hinting ? FT_LOAD_FORCE_AUTOHINT : FT_LOAD_NO_HINTING);
if(m_last_error == 0)
{
switch(m_glyph_rendering)
{
case glyph_ren_native_mono:
m_last_error = FT_Render_Glyph(m_cur_face->glyph, FT_RENDER_MODE_MONO);
if(m_last_error == 0)
{
decompose_ft_bitmap_mono(m_cur_face->glyph->bitmap,
m_cur_face->glyph->bitmap_left,
m_flip_y ? -m_cur_face->glyph->bitmap_top :
m_cur_face->glyph->bitmap_top,
m_flip_y,
m_scanline_bin,
m_scanlines_bin);
m_bounds.x1 = m_scanlines_bin.min_x();
m_bounds.y1 = m_scanlines_bin.min_y();
m_bounds.x2 = m_scanlines_bin.max_x() + 1;
m_bounds.y2 = m_scanlines_bin.max_y() + 1;
m_data_size = m_scanlines_bin.byte_size();
m_data_type = glyph_data_mono;
m_advance_x = int26p6_to_dbl(m_cur_face->glyph->advance.x);
m_advance_y = int26p6_to_dbl(m_cur_face->glyph->advance.y);
return true;
}
break;
case glyph_ren_native_gray8:
m_last_error = FT_Render_Glyph(m_cur_face->glyph, FT_RENDER_MODE_NORMAL);
if(m_last_error == 0)
{
decompose_ft_bitmap_gray8(m_cur_face->glyph->bitmap,
m_cur_face->glyph->bitmap_left,
m_flip_y ? -m_cur_face->glyph->bitmap_top :
m_cur_face->glyph->bitmap_top,
m_flip_y,
m_rasterizer,
m_scanline_aa,
m_scanlines_aa);
m_bounds.x1 = m_scanlines_aa.min_x();
m_bounds.y1 = m_scanlines_aa.min_y();
m_bounds.x2 = m_scanlines_aa.max_x() + 1;
m_bounds.y2 = m_scanlines_aa.max_y() + 1;
m_data_size = m_scanlines_aa.byte_size();
m_data_type = glyph_data_gray8;
m_advance_x = int26p6_to_dbl(m_cur_face->glyph->advance.x);
m_advance_y = int26p6_to_dbl(m_cur_face->glyph->advance.y);
return true;
}
break;
case glyph_ren_outline:
if(m_last_error == 0)
{
if(m_flag32)
{
m_path32.remove_all();
if(decompose_ft_outline(m_cur_face->glyph->outline,
m_flip_y,
m_affine,
m_path32))
{
rect_d bnd = m_path32.bounding_rect();
m_data_size = m_path32.byte_size();
m_data_type = glyph_data_outline;
m_bounds.x1 = int(floor(bnd.x1));
m_bounds.y1 = int(floor(bnd.y1));
m_bounds.x2 = int(ceil(bnd.x2));
m_bounds.y2 = int(ceil(bnd.y2));
m_advance_x = int26p6_to_dbl(m_cur_face->glyph->advance.x);
m_advance_y = int26p6_to_dbl(m_cur_face->glyph->advance.y);
m_affine.transform(&m_advance_x, &m_advance_y);
return true;
}
}
else
{
m_path16.remove_all();
if(decompose_ft_outline(m_cur_face->glyph->outline,
m_flip_y,
m_affine,
m_path16))
{
rect_d bnd = m_path16.bounding_rect();
m_data_size = m_path16.byte_size();
m_data_type = glyph_data_outline;
m_bounds.x1 = int(floor(bnd.x1));
m_bounds.y1 = int(floor(bnd.y1));
m_bounds.x2 = int(ceil(bnd.x2));
m_bounds.y2 = int(ceil(bnd.y2));
m_advance_x = int26p6_to_dbl(m_cur_face->glyph->advance.x);
m_advance_y = int26p6_to_dbl(m_cur_face->glyph->advance.y);
m_affine.transform(&m_advance_x, &m_advance_y);
return true;
}
}
}
return false;
case glyph_ren_agg_mono:
if(m_last_error == 0)
{
m_rasterizer.reset();
if(m_flag32)
{
m_path32.remove_all();
decompose_ft_outline(m_cur_face->glyph->outline,
m_flip_y,
m_affine,
m_path32);
m_rasterizer.add_path(m_curves32);
}
else
{
m_path16.remove_all();
decompose_ft_outline(m_cur_face->glyph->outline,
m_flip_y,
m_affine,
m_path16);
m_rasterizer.add_path(m_curves16);
}
m_scanlines_bin.prepare(); // Remove all
render_scanlines(m_rasterizer, m_scanline_bin, m_scanlines_bin);
m_bounds.x1 = m_scanlines_bin.min_x();
m_bounds.y1 = m_scanlines_bin.min_y();
m_bounds.x2 = m_scanlines_bin.max_x() + 1;
m_bounds.y2 = m_scanlines_bin.max_y() + 1;
m_data_size = m_scanlines_bin.byte_size();
m_data_type = glyph_data_mono;
m_advance_x = int26p6_to_dbl(m_cur_face->glyph->advance.x);
m_advance_y = int26p6_to_dbl(m_cur_face->glyph->advance.y);
m_affine.transform(&m_advance_x, &m_advance_y);
return true;
}
return false;
case glyph_ren_agg_gray8:
if(m_last_error == 0)
{
m_rasterizer.reset();
if(m_flag32)
{
m_path32.remove_all();
decompose_ft_outline(m_cur_face->glyph->outline,
m_flip_y,
m_affine,
m_path32);
m_rasterizer.add_path(m_curves32);
}
else
{
m_path16.remove_all();
decompose_ft_outline(m_cur_face->glyph->outline,
m_flip_y,
m_affine,
m_path16);
m_rasterizer.add_path(m_curves16);
}
m_scanlines_aa.prepare(); // Remove all
render_scanlines(m_rasterizer, m_scanline_aa, m_scanlines_aa);
m_bounds.x1 = m_scanlines_aa.min_x();
m_bounds.y1 = m_scanlines_aa.min_y();
m_bounds.x2 = m_scanlines_aa.max_x() + 1;
m_bounds.y2 = m_scanlines_aa.max_y() + 1;
m_data_size = m_scanlines_aa.byte_size();
m_data_type = glyph_data_gray8;
m_advance_x = int26p6_to_dbl(m_cur_face->glyph->advance.x);
m_advance_y = int26p6_to_dbl(m_cur_face->glyph->advance.y);
m_affine.transform(&m_advance_x, &m_advance_y);
return true;
}
return false;
}
}
return false;
}
