void text_renderer<T>::render(pixel_position pos)
{
FT_Error error;
FT_Vector start;
unsigned height = pixmap_.height();
start.x = static_cast<FT_Pos>(pos.x * (1 << 6));
start.y = static_cast<FT_Pos>((height - pos.y) * (1 << 6));
// now render transformed glyphs
typename glyphs_t::iterator itr;
for (itr = glyphs_.begin(); itr != glyphs_.end(); ++itr)
{
double halo_radius = itr->properties->halo_radius;
//make sure we've got reasonable values.
if (halo_radius <= 0.0 || halo_radius > 1024.0) continue;
stroker_.init(halo_radius);
FT_Glyph g;
error = FT_Glyph_Copy(itr->image, &g);
if (!error)
{
FT_Glyph_Transform(g,0,&start);
FT_Glyph_Stroke(&g,stroker_.get(),1);
error = FT_Glyph_To_Bitmap( &g,FT_RENDER_MODE_NORMAL,0,1);
if ( ! error )
{
FT_BitmapGlyph bit = (FT_BitmapGlyph)g;
render_bitmap(&bit->bitmap, itr->properties->halo_fill.rgba(),
bit->left,
height - bit->top, itr->properties->text_opacity);
}
}
FT_Done_Glyph(g);
}
//render actual text
for (itr = glyphs_.begin(); itr != glyphs_.end(); ++itr)
{
FT_Glyph_Transform(itr->image,0,&start);
error = FT_Glyph_To_Bitmap( &(itr->image),FT_RENDER_MODE_NORMAL,0,1);
if ( ! error )
{
FT_BitmapGlyph bit = (FT_BitmapGlyph)itr->image;
render_bitmap(&bit->bitmap, itr->properties->fill.rgba(),
bit->left,
height - bit->top, itr->properties->text_opacity);
}
}
}
int seed_drop(BYTE *ColorNybbles,int x,int y)
{
if(get_center_distance(x,y)<100){
render_bitmap(BitmapScreen,BullseyeChar,x,y,0,2,1,8);
return FALSE;
}
else{
render_bitmap(BitmapScreen,VortexChar,x-8,y-8,0,2,2,16);
if(!seed_dropped){
seed_dropped=TRUE;
ship_smear[0].seed_x=x+12;
ship_smear[0].seed_y=y+11;
}
return TRUE;
}
}
void TextRasterizer<PixBuffer>::render(const char* text)
{
FT_Library library;
FT_Face face;
FT_Error error;
error = FT_Init_FreeType( &library );
if (error)
{
cout<<"an error occurred during library initialization\n";
return;
}
error = FT_New_Face( library, fontName_.c_str(), 0, &face );
if (error == FT_Err_Unknown_File_Format )
{
cout<<"the font file could be opened and read, but it appears\n";
cout<<"that its font format is unsupported"<<endl;
return;
}
else if ( error )
{
cout<<"font file could not be opened or read, or simply that it is broken\n";
return;
}
error = FT_Set_Pixel_Sizes(face,24,0);
FT_GlyphSlot slot = face->glyph;
int x=40,y=200;
int len=strlen(text);
for (int i=0;i<len;++i)
{
FT_UInt glyph_index;
glyph_index = FT_Get_Char_Index(face,text[i]);
error=FT_Load_Glyph(face,glyph_index,FT_LOAD_DEFAULT);
if (error) continue;
error=FT_Render_Glyph( face->glyph,FT_RENDER_MODE_NORMAL);
if (error) continue;
render_bitmap(&slot->bitmap,x+slot->bitmap_left,y-slot->bitmap_top);
x+=slot->advance.x>>6;
y+=slot->advance.y>>6;
}
FT_Done_Face(face);
FT_Done_FreeType(library);
}
bool SkDrawSpriteCommand::render(SkCanvas* canvas) const {
render_bitmap(canvas, fBitmap);
return true;
}
bool SkDrawBitmapRectCommand::render(SkCanvas* canvas) const {
render_bitmap(canvas, fBitmap, this->srcRect());
return true;
}
