fz_device *
fz_new_text_device(fz_context *ctx, fz_text_sheet *sheet, fz_text_page *page)
{
fz_device *dev;
fz_text_device *tdev = fz_malloc_struct(ctx, fz_text_device);
tdev->sheet = sheet;
tdev->page = page;
tdev->point.x = -1;
tdev->point.y = -1;
tdev->lastchar = ' ';
init_line(ctx, &tdev->cur_line);
init_span(ctx, &tdev->cur_span, NULL);
dev = fz_new_device(ctx, tdev);
dev->hints = FZ_IGNORE_IMAGE | FZ_IGNORE_SHADE;
dev->free_user = fz_text_free_user;
dev->fill_text = fz_text_fill_text;
dev->stroke_text = fz_text_stroke_text;
dev->clip_text = fz_text_clip_text;
dev->clip_stroke_text = fz_text_clip_stroke_text;
dev->ignore_text = fz_text_ignore_text;
return dev;
}
static void
fz_flush_text_line(fz_context *ctx, fz_text_device *dev, fz_text_style *style)
{
append_span(ctx, &dev->cur_line, &dev->cur_span);
insert_line(ctx, dev->page, &dev->cur_line);
init_span(ctx, &dev->cur_span, style);
init_line(ctx, &dev->cur_line);
}
//--------------------------------------------------------------------
void blend_solid_vspan(int x, int y,
unsigned len,
const color_type& c,
const cover_type* covers)
{
init_span(len, covers);
m_mask->combine_vspan(x, y, &m_span[0], len);
m_pixf->blend_solid_vspan(x, y, len, c, &m_span[0]);
}
static void
fz_add_text_char_imp(fz_context *ctx, fz_text_device *dev, fz_text_style *style, int c, fz_rect bbox)
{
if (!dev->cur_span.style)
dev->cur_span.style = style;
if (style != dev->cur_span.style)
{
append_span(ctx, &dev->cur_line, &dev->cur_span);
init_span(ctx, &dev->cur_span, style);
}
append_char(ctx, &dev->cur_span, c, bbox);
}
//--------------------------------------------------------------------
void blend_color_vspan(int x, int y,
unsigned len,
const color_type* colors,
const cover_type* covers,
cover_type cover = cover_full)
{
if(covers)
{
init_span(len, covers);
m_mask->combine_vspan(x, y, &m_span[0], len);
}
else
{
realloc_span(len);
m_mask->fill_vspan(x, y, &m_span[0], len);
}
m_pixf->blend_color_vspan(x, y, len, colors, &m_span[0], cover);
}
