char *
fz_copy_selection(fz_context *ctx, fz_stext_page *page, fz_rect rect)
{
fz_buffer *buffer;
fz_rect hitbox;
int c, i, block_num, seen = 0;
unsigned char *s;
float x0 = rect.x0;
float x1 = rect.x1;
float y0 = rect.y0;
float y1 = rect.y1;
buffer = fz_new_buffer(ctx, 1024);
for (block_num = 0; block_num < page->len; block_num++)
{
fz_stext_block *block;
fz_stext_line *line;
fz_stext_span *span;
if (page->blocks[block_num].type != FZ_PAGE_BLOCK_TEXT)
continue;
block = page->blocks[block_num].u.text;
for (line = block->lines; line < block->lines + block->len; line++)
{
for (span = line->first_span; span; span = span->next)
{
if (seen)
{
fz_write_buffer_byte(ctx, buffer, '\n');
}
seen = 0;
for (i = 0; i < span->len; i++)
{
fz_stext_char_bbox(ctx, &hitbox, span, i);
c = span->text[i].c;
if (c < 32)
c = 0xFFFD;
if (hitbox.x1 >= x0 && hitbox.x0 <= x1 && hitbox.y1 >= y0 && hitbox.y0 <= y1)
{
fz_write_buffer_rune(ctx, buffer, c);
seen = 1;
}
}
seen = (seen && span == line->last_span);
}
}
}
fz_write_buffer_byte(ctx, buffer, 0);
fz_buffer_extract(ctx, buffer, &s);
fz_drop_buffer(ctx, buffer);
return (char*)s;
}
char *
fz_copy_selection(fz_context *ctx, fz_text_page *page, fz_rect rect)
{
fz_buffer *buffer;
fz_rect hitbox;
fz_text_block *block;
fz_text_line *line;
int c, i, seen = 0;
char *s;
float x0 = rect.x0;
float x1 = rect.x1;
float y0 = rect.y0;
float y1 = rect.y1;
buffer = fz_new_buffer(ctx, 1024);
for (block = page->blocks; block < page->blocks + page->len; block++)
{
for (line = block->lines; line < block->lines + block->len; line++)
{
int span_num;
for (span_num = 0; span_num < line->len; span_num++)
{
fz_text_span *span = line->spans[span_num];
if (seen)
{
fz_write_buffer_byte(ctx, buffer, '\n');
}
seen = 0;
for (i = 0; i < span->len; i++)
{
fz_text_char_bbox(&hitbox, span, i);
c = span->text[i].c;
if (c < 32)
c = '?';
if (hitbox.x1 >= x0 && hitbox.x0 <= x1 && hitbox.y1 >= y0 && hitbox.y0 <= y1)
{
fz_write_buffer_rune(ctx, buffer, c);
seen = 1;
}
}
seen = (seen && span_num + 1 == line->len);
}
}
}
fz_write_buffer_byte(ctx, buffer, 0);
s = (char*)buffer->data;
fz_free(ctx, buffer);
return s;
}
static void do_copy_region(fz_rect *screen_sel, int xofs, int yofs)
{
fz_buffer *buf;
fz_rect page_sel;
xofs -= page_tex.x;
yofs -= page_tex.y;
page_sel.x0 = screen_sel->x0 - xofs;
page_sel.y0 = screen_sel->y0 - yofs;
page_sel.x1 = screen_sel->x1 - xofs;
page_sel.y1 = screen_sel->y1 - yofs;
fz_transform_rect(&page_sel, &page_inv_ctm);
#ifdef _WIN32
buf = fz_new_buffer_from_page(ctx, page, &page_sel, 1);
#else
buf = fz_new_buffer_from_page(ctx, page, &page_sel, 0);
#endif
fz_write_buffer_rune(ctx, buf, 0);
glfwSetClipboardString(window, (char*)buf->data);
fz_drop_buffer(ctx, buf);
}
fz_buffer *
fz_new_buffer_from_stext_page(fz_context *ctx, fz_stext_page *text, const fz_rect *sel, int crlf)
{
fz_buffer *buf;
fz_rect hitbox;
float x0, y0, x1, y1;
int block_num;
int need_newline;
int i;
need_newline = 0;
if (fz_is_infinite_rect(sel))
{
x0 = y0 = -FLT_MAX;
x1 = y1 = FLT_MAX;
}
else
{
x0 = sel->x0;
y0 = sel->y0;
x1 = sel->x1;
y1 = sel->y1;
}
buf = fz_new_buffer(ctx, 256);
fz_try(ctx)
{
for (block_num = 0; block_num < text->len; block_num++)
{
fz_stext_line *line;
fz_stext_block *block;
fz_stext_span *span;
if (text->blocks[block_num].type != FZ_PAGE_BLOCK_TEXT)
continue;
block = text->blocks[block_num].u.text;
for (line = block->lines; line < block->lines + block->len; line++)
{
int saw_text = 0;
for (span = line->first_span; span; span = span->next)
{
for (i = 0; i < span->len; i++)
{
int c;
fz_stext_char_bbox(ctx, &hitbox, span, i);
c = span->text[i].c;
if (c < 32)
c = '?';
if (hitbox.x1 >= x0 && hitbox.x0 <= x1 && hitbox.y1 >= y0 && hitbox.y0 <= y1)
{
saw_text = 1;
if (need_newline)
{
if (crlf)
fz_write_buffer_rune(ctx, buf, '\r');
fz_write_buffer_rune(ctx, buf, '\n');
need_newline = 0;
}
fz_write_buffer_rune(ctx, buf, c);
}
}
}
if (saw_text)
need_newline = 1;
}
}
}
fz_catch(ctx)
{
fz_drop_buffer(ctx, buf);
fz_rethrow(ctx);
}
return buf;
}
