forked from enlightenment/efl
Evas textblock: Start splitting layouting and layouting with rendering.
The difference is that we can now avoid doing some things when layouting but not actually drawing, for example: bidi stuff. SVN revision: 59871
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@ -272,6 +272,7 @@ struct _Evas_Object_Textblock_Paragraph
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Eina_Bool is_bidi : 1;
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Eina_Bool visible : 1;
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Eina_Bool indexed : 1;
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Eina_Bool rendered : 1;
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};
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struct _Evas_Object_Textblock_Line
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@ -2199,6 +2200,7 @@ _layout_line_align_get(Ctxt *c)
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return c->align;
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}
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#ifdef BIDI_SUPPORT
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/**
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* @internal
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* Reorder the items in visual order
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@ -2206,12 +2208,12 @@ _layout_line_align_get(Ctxt *c)
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* @param line the line to reorder
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*/
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static void
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_layout_line_order(Ctxt *c __UNUSED__, Evas_Object_Textblock_Line *line)
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_layout_line_reorder(Evas_Object_Textblock_Line *line)
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{
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/*FIXME: do it a bit more efficient - not very efficient ATM. */
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#ifdef BIDI_SUPPORT
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Evas_Object_Textblock_Item *it;
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EvasBiDiStrIndex *v_to_l = NULL;
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Evas_Coord x;
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size_t start, end;
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size_t len;
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@ -2284,10 +2286,14 @@ _layout_line_order(Ctxt *c __UNUSED__, Evas_Object_Textblock_Line *line)
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}
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if (v_to_l) free(v_to_l);
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#else
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line = NULL;
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#endif
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x = 0;
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EINA_INLIST_FOREACH(line->items, it)
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{
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it->x = x;
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x += it->adv;
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}
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}
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#endif
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/* FIXME: doc */
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static void
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@ -2407,8 +2413,6 @@ _layout_line_finalize(Ctxt *c, Evas_Object_Textblock_Format *fmt)
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Eina_Bool no_text = EINA_TRUE;
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Evas_Coord x = 0;
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_layout_line_order(c, c->ln);
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c->maxascent = c->maxdescent = 0;
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EINA_INLIST_FOREACH(c->ln->items, it)
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{
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@ -3433,11 +3437,47 @@ _layout_handle_ellipsis(Ctxt *c, Evas_Object_Textblock_Item *it, Eina_List *i)
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_layout_line_finalize(c, ellip_ti->parent.format);
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}
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#ifdef BIDI_SUPPORT
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static void
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_layout_paragraph_reorder_lines(Evas_Object_Textblock_Paragraph *par)
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{
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Evas_Object_Textblock_Line *ln;
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EINA_INLIST_FOREACH(EINA_INLIST_GET(par->lines), ln)
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{
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_layout_line_reorder(ln);
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}
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}
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#endif
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static void
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_layout_paragraph_render(Evas_Object_Textblock *o,
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Evas_Object_Textblock_Paragraph *par)
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{
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if (par->rendered)
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return;
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par->rendered = EINA_TRUE;
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#ifdef BIDI_SUPPORT
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if (par->is_bidi)
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{
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_layout_update_bidi_props(o, par);
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_layout_paragraph_reorder_lines(par);
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/* Clear the bidi props because we don't need them anymore. */
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if (par->bidi_props)
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{
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evas_bidi_paragraph_props_unref(par->bidi_props);
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par->bidi_props = NULL;
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}
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}
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#endif
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}
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/* 0 means go ahead, 1 means break without an error, 2 means
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* break with an error, should probably clean this a bit (enum/macro)
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* FIXME ^ */
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static int
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_layout_visualize_par(Ctxt *c)
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_layout_par(Ctxt *c)
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{
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Evas_Object_Textblock_Item *it;
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Eina_List *i;
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@ -3472,6 +3512,7 @@ _layout_visualize_par(Ctxt *c)
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}
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c->par->text_node->dirty = EINA_FALSE;
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c->par->text_node->new = EINA_FALSE;
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c->par->rendered = EINA_FALSE;
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/* Merge back and clear the paragraph */
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{
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@ -3895,6 +3936,14 @@ _layout_pre(Ctxt *c, int *style_pad_l, int *style_pad_r, int *style_pad_t,
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fnode = _NODE_FORMAT(EINA_INLIST_GET(fnode)->next);
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}
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_layout_text_append(c, c->fmt, n, start, -1, o->repch);
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#ifdef BIDI_SUPPORT
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/* Clear the bidi props because we don't need them anymore. */
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if (c->par->bidi_props)
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{
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evas_bidi_paragraph_props_unref(c->par->bidi_props);
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c->par->bidi_props = NULL;
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}
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#endif
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c->par = (Evas_Object_Textblock_Paragraph *)
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EINA_INLIST_GET(c->par)->next;
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}
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@ -4002,7 +4051,7 @@ _layout(const Evas_Object *obj, int w, int h, int *w_ret, int *h_ret)
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_layout_update_par(c);
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/* Break if we should stop here. */
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if (_layout_visualize_par(c))
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if (_layout_par(c))
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{
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last_vis_par = c->par;
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break;
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@ -4113,6 +4162,7 @@ _find_layout_item_line_match(Evas_Object *obj, Evas_Object_Textblock_Node_Text *
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found_par = n->par;
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if (found_par)
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{
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_layout_paragraph_render(o, found_par);
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EINA_INLIST_FOREACH(found_par->lines, ln)
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{
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Evas_Object_Textblock_Item *it;
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@ -4172,6 +4222,7 @@ _find_layout_line_num(const Evas_Object *obj, int line)
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par = _layout_find_paragraph_by_line_no(o, line);
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if (par)
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{
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_layout_paragraph_render(o, par);
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EINA_INLIST_FOREACH(par->lines, ln)
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{
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if (par->line_no + ln->line_no == line) return ln;
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@ -7538,6 +7589,7 @@ evas_textblock_cursor_char_coord_set(Evas_Textblock_Cursor *cur, Evas_Coord x, E
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found_par = _layout_find_paragraph_by_y(o, y);
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if (found_par)
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{
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_layout_paragraph_render(o, found_par);
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EINA_INLIST_FOREACH(found_par->lines, ln)
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{
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if (ln->par->y + ln->y > y) break;
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@ -7621,6 +7673,7 @@ evas_textblock_cursor_line_coord_set(Evas_Textblock_Cursor *cur, Evas_Coord y)
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if (found_par)
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{
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_layout_paragraph_render(o, found_par);
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EINA_INLIST_FOREACH(found_par->lines, ln)
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{
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if (ln->par->y + ln->y > y) break;
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@ -8322,6 +8375,7 @@ evas_object_textblock_render(Evas_Object *obj, void *output, void *context, void
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if ((obj->cur.geometry.y + y + par->y) > (cy + ch + 20)) \
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break; \
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} \
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_layout_paragraph_render(o, par); \
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EINA_INLIST_FOREACH(par->lines, ln) \
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{ \
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Evas_Object_Textblock_Item *itr; \
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