#include "edje_private.h" #define _ELLIP_STR "\xE2\x80\xA6" /* returns with and height for this part. * * depending on the value of the use_alternate_font_metrics flag, it will * either use evas_object_geometry_get() or the _advance_get() functions. * * The latter is useful if you want to make sure that width and height * are the same value for the same number of characters in the text. * This usually only makes sense for monospaced fonts. * * In future changes to this file, you probably should use this wrapper * function everywhere instead of calling evas_object_geometry_get() * directly. */ static inline void part_get_geometry(Edje_Real_Part *rp, Evas_Coord *w, Evas_Coord *h) { if (!rp->part->use_alternate_font_metrics) evas_object_geometry_get(rp->object, NULL, NULL, w, h); else { if (w) *w = evas_object_text_horiz_advance_get(rp->object); if (h) *h = evas_object_text_vert_advance_get(rp->object); } } void _edje_text_init(void) { } void _edje_text_part_on_add(Edje *ed, Edje_Real_Part *ep) { Edje_Part *pt = ep->part; Edje_Part_Description_Text *desc; unsigned int i; if (ep->part->type != EDJE_PART_TYPE_TEXT) return; /* if text class exists for this part, add the edje to the tc member list */ desc = (Edje_Part_Description_Text *) pt->default_desc; if ((pt->default_desc) && (desc->text.text_class)) _edje_text_class_member_add(ed, desc->text.text_class); /* If any other classes exist add them */ for (i = 0; i < pt->other.desc_count; ++i) { desc = (Edje_Part_Description_Text *) pt->other.desc[i]; if ((desc) && (desc->text.text_class)) _edje_text_class_member_add(ed, desc->text.text_class); } } void _edje_text_part_on_del(Edje *ed, Edje_Part *pt) { Edje_Part_Description_Text *desc; unsigned int i; if (!pt) return; if (pt->type != EDJE_PART_TYPE_TEXT && pt->type != EDJE_PART_TYPE_TEXTBLOCK) return ; desc = (Edje_Part_Description_Text *) pt->default_desc; if ((pt->default_desc) && (desc->text.text_class)) _edje_text_class_member_del(ed, desc->text.text_class); for (i = 0; i < pt->other.desc_count; ++i) { desc = (Edje_Part_Description_Text *) pt->other.desc[i]; if (desc->text.text_class) _edje_text_class_member_del(ed, desc->text.text_class); } } static void _edje_text_fit_set(char *buf, const char *text, int c1, int c2) { /* helper function called from _edje_text_fit_x(). * note that we can use strcpy()/strcat() safely, the buffer lengths * are checked in the caller. */ if (c1 >= 0) { strcpy(buf, _ELLIP_STR); if (c2 >= 0) { strncat(buf, text + c1, c2 - c1); strcat(buf, _ELLIP_STR); } else strcat(buf, text + c1); } else { if (c2 >= 0) { strncpy(buf, text, c2); buf[c2] = 0; strcat(buf, _ELLIP_STR); } else strcpy(buf, text); } } static const char * _edje_text_fit_x(Edje *ed, Edje_Real_Part *ep, Edje_Calc_Params *params, const char *text, const char *font, int size, Evas_Coord sw, int *free_text) { Evas_Coord tw = 0, th = 0, p; int l, r; int i; char *buf; int uc1 = -1, uc2 = -1, c1 = -1, c2 = -1; int loop = 0, extra; size_t orig_len; FLOAT_T sc; sc = ed->scale; if (sc == ZERO) sc = _edje_scale; *free_text = 0; if (sw <= 1) return ""; if (ep->part->scale) evas_object_scale_set(ep->object, TO_DOUBLE(sc)); evas_object_text_font_set(ep->object, font, size); evas_object_text_text_set(ep->object, text); part_get_geometry(ep, &tw, &th); evas_object_text_style_pad_get(ep->object, &l, &r, NULL, NULL); p = ((sw - tw) * params->type.text.elipsis); /* chop chop */ if (tw > sw) { if (params->type.text.elipsis != 0.0) /* should be the last in text! not the rightmost */ uc1 = evas_object_text_last_up_to_pos(ep->object, -p + l, th / 2); if (params->type.text.elipsis != 1.0) { /* should be the last in text! not the rightmost */ if ((-p + sw -r) < 0) uc2 = evas_object_text_last_up_to_pos(ep->object, 0, th / 2); else uc2 = evas_object_text_last_up_to_pos(ep->object, -p + sw - r, th / 2); } if ((uc1 < 0) && (uc2 < 0)) { uc1 = 0; uc2 = 0; } } if (!(((uc1 >= 0) || (uc2 >= 0)) && (tw > sw))) return text; if ((uc1 == 0) && (uc2 == 0)) return text; orig_len = strlen(text); /* don't overflow orig_len by adding extra * FIXME: we might want to set a max string length somewhere... */ extra = 1 + 3 + 3; /* terminator, leading and trailing ellipsis */ orig_len = MIN(orig_len, ((size_t) 8192 - extra)); if (!(buf = malloc(orig_len + extra))) return text; /* Convert uc1, uc2 -> c1, c2 */ i = 0; if (uc1 >= 0) { c1 = 0; for ( ; i < uc1 ; i++) { c1 = evas_string_char_next_get(text, c1, NULL); } } if (uc2 >= 0) { if (c1 >= 0) { c2 = c1; } else { c2 = 0; } for ( ; i < uc2 ; i++) { c2 = evas_string_char_next_get(text, c2, NULL); } } buf[0] = '\0'; while (((c1 >= 0) || (c2 >= 0)) && (tw > sw)) { loop++; if (sw <= 0.0) { buf[0] = 0; break; } if ((c1 >= 0) && (c2 >= 0)) { if ((loop & 0x1)) { if (c1 >= 0) c1 = evas_string_char_next_get(text, c1, NULL); } else { if (c2 >= 0) { c2 = evas_string_char_prev_get(text, c2, NULL); if (c2 < 0) { buf[0] = 0; break; } } } } else { if (c1 >= 0) c1 = evas_string_char_next_get(text, c1, NULL); else if (c2 >= 0) { c2 = evas_string_char_prev_get(text, c2, NULL); if (c2 < 0) { buf[0] = 0; break; } } } if ((c1 >= 0) && (c2 >= 0)) { if (c1 >= c2) { buf[0] = 0; break; } } else if ((c1 > 0 && (size_t) c1 >= orig_len) || c2 == 0) { buf[0] = 0; break; } buf[0] = 0; _edje_text_fit_set(buf, text, c1, c2); evas_object_text_text_set(ep->object, buf); part_get_geometry(ep, &tw, &th); } *free_text = 1; return buf; } static const char * _edje_text_font_get(const char *base, const char *new, char **free_later) { const char *base_style, *new_style, *aux; size_t font_len, style_len; if (base && (!new)) return base; else if (!base) return new; base_style = strstr(base, ":style="); if (!base_style) return new; new_style = strstr(new, ":style="); if (new_style) return new; font_len = strlen(new); aux = strchr(base_style, ','); style_len = (aux) ? (size_t)(aux - base_style) : strlen(base_style); *free_later = malloc(font_len + style_len + 1); memcpy(*free_later, new, font_len); memcpy(*free_later + font_len, base_style, style_len); (*free_later)[font_len + style_len] = '\0'; return *free_later; } const char * _edje_text_class_font_get(Edje *ed, Edje_Part_Description_Text *chosen_desc, int *size, char **free_later) { Edje_Text_Class *tc; const char *text_class_name, *font; font = edje_string_get(&chosen_desc->text.font); *size = chosen_desc->text.size; text_class_name = chosen_desc->text.text_class; if ((!text_class_name) || (!text_class_name[0])) return font; tc = _edje_text_class_find(ed, text_class_name); if (!tc) return font; font = _edje_text_font_get(edje_string_get(&chosen_desc->text.font), tc->font, free_later); *size = _edje_text_size_calc(*size, tc); return font; } void _edje_text_recalc_apply(Edje *ed, Edje_Real_Part *ep, Edje_Calc_Params *params, Edje_Part_Description_Text *chosen_desc) { const char *text = NULL; const char *font; char *font2 = NULL; char *sfont = NULL; int size; Evas_Coord tw, th; Evas_Coord sw, sh; int inlined_font = 0, free_text = 0; Eina_Bool same_text = EINA_FALSE; FLOAT_T sc; sc = ed->scale; if (sc == 0.0) sc = _edje_scale; text = edje_string_get(&chosen_desc->text.text); font = _edje_text_class_font_get(ed, chosen_desc, &size, &sfont); if (ep->text.text) text = ep->text.text; if (ep->text.font) font = ep->text.font; if (ep->text.size > 0) size = ep->text.size; if (ep->text.text_source) { text = edje_string_get(&(((Edje_Part_Description_Text *)ep->text.text_source->chosen_description)->text.text)); if (ep->text.text_source->text.text) text = ep->text.text_source->text.text; } if (ep->text.source) { font = edje_string_get(&(((Edje_Part_Description_Text *)ep->text.source->chosen_description)->text.font)); size = ((Edje_Part_Description_Text *)ep->text.source->chosen_description)->text.size; if (ep->text.source->text.font) font = ep->text.source->text.font; if (ep->text.source->text.size > 0) size = ep->text.source->text.size; } if (!text) text = ""; if (!font) font = ""; /* check if the font is embedded in the .eet */ if (ed->file->fonts) { Edje_Font_Directory_Entry *fnt = eina_hash_find(ed->file->fonts, font); if (fnt) { size_t len = strlen(font) + sizeof("edje/fonts/") + 1; font2 = alloca(len); sprintf(font2, "edje/fonts/%s", font); font = font2; inlined_font = 1; font2 = NULL; } } if ((_edje_fontset_append) && (font)) { font2 = malloc(strlen(font) + 1 + strlen(_edje_fontset_append) + 1); if (font2) { strcpy(font2, font); strcat(font2, ","); strcat(font2, _edje_fontset_append); font = font2; } } { int l, r, t, b; evas_object_text_style_pad_get(ep->object, &l, &r, &t, &b); sw = params->w; sh = params->h; } size = params->type.text.size; if (!text) text = ""; if ((text == ep->text.cache.in_str) || (text && ep->text.cache.in_str && !strcmp(ep->text.cache.in_str, text))) { text = ep->text.cache.in_str; same_text = EINA_TRUE; } if ((ep->text.cache.in_size == size) && (ep->text.cache.in_w == sw) && (ep->text.cache.in_h == sh) && (ep->text.cache.in_str) && same_text && (ep->text.cache.align_x == params->type.text.align.x) && (ep->text.cache.align_y == params->type.text.align.y) && (ep->text.cache.elipsis == params->type.text.elipsis) && (ep->text.cache.fit_x == chosen_desc->text.fit_x) && (ep->text.cache.fit_y == chosen_desc->text.fit_y)) { text = ep->text.cache.out_str; size = ep->text.cache.out_size; goto arrange_text; } if (!same_text) { eina_stringshare_replace(&ep->text.cache.in_str, text); } ep->text.cache.in_size = size; if (chosen_desc->text.fit_x && (ep->text.cache.in_str && eina_stringshare_strlen(ep->text.cache.in_str) > 0)) { if (inlined_font) evas_object_text_font_source_set(ep->object, ed->path); else evas_object_text_font_source_set(ep->object, NULL); if (ep->part->scale) evas_object_scale_set(ep->object, TO_DOUBLE(sc)); evas_object_text_font_set(ep->object, font, size); evas_object_text_text_set(ep->object, text); part_get_geometry(ep, &tw, &th); /* Find the wanted font size */ if ((tw != sw) && (size > 0) && (tw != 0)) { size = (size * sw) / tw; if (inlined_font) evas_object_text_font_source_set(ep->object, ed->path); else evas_object_text_font_source_set(ep->object, NULL); if (ep->part->scale) evas_object_scale_set(ep->object, TO_DOUBLE(sc)); evas_object_text_font_set(ep->object, font, size); part_get_geometry(ep, &tw, &th); } /* FIXME: This should possibly be replaced by more proper handling, * but it's still way better than what was here before. */ if (tw > sw) size--; } if (chosen_desc->text.fit_y && (ep->text.cache.in_str && eina_stringshare_strlen(ep->text.cache.in_str) > 0)) { /* if we fit in the x axis, too, size already has a somewhat * meaningful value, so don't overwrite it with the starting * value in that case */ if (!chosen_desc->text.fit_x) size = sh; if (inlined_font) evas_object_text_font_source_set(ep->object, ed->path); else evas_object_text_font_source_set(ep->object, NULL); if (ep->part->scale) evas_object_scale_set(ep->object, TO_DOUBLE(sc)); evas_object_text_font_set(ep->object, font, size); evas_object_text_text_set(ep->object, text); part_get_geometry(ep, &tw, &th); /* only grow the font size if we didn't already reach the max size * for the x axis */ if (!chosen_desc->text.fit_x && th < sh) { int dif; dif = (th - sh) / 4; if (dif < 1) dif = 1; while ((th < sh) && (sw > 0)) { size += dif; if (size <= 0) break; if (inlined_font) evas_object_text_font_source_set(ep->object, ed->path); else evas_object_text_font_source_set(ep->object, NULL); if (ep->part->scale) evas_object_scale_set(ep->object, TO_DOUBLE(sc)); evas_object_text_font_set(ep->object, font, size); part_get_geometry(ep, &tw, &th); if ((size > 0) && (th == 0)) break; } size -= dif; } else if (th > sh) { int current; if (ep->part->scale) evas_object_scale_set(ep->object, TO_DOUBLE(sc)); evas_object_text_font_set(ep->object, font, 10); part_get_geometry(ep, &tw, &th); if (th == sh) current = 10; else { int bottom, top; if (th < sh) bottom = 10; else if (th > sh) bottom = 1; else bottom = 0; /* XXX shut up GCC, th == sh is handled before! */ top = size; /* search one that fits (binary search) */ do { current = (top + bottom) / 2; if (ep->part->scale) evas_object_scale_set(ep->object, TO_DOUBLE(sc)); evas_object_text_font_set(ep->object, font, current); part_get_geometry(ep, &tw, &th); if (th < sh) bottom = current + 1; else if (th > sh) top = current - 1; } while ((bottom < top) && (th != sh)); } /* search the larger one that fits (linear search) */ do { current++; if (ep->part->scale) evas_object_scale_set(ep->object, TO_DOUBLE(sc)); evas_object_text_font_set(ep->object, font, current); part_get_geometry(ep, &tw, &th); } while (th <= sh); size = current - 1; } } /* Make sure the size is in range */ if (size < 1) size = 1; else if ((size > chosen_desc->text.size_range_max) && (chosen_desc->text.size_range_max > 0)) size = chosen_desc->text.size_range_max; else if (size < chosen_desc->text.size_range_min) size = chosen_desc->text.size_range_min; /* Handle ellipsis */ if (!chosen_desc->text.min_x) { if (inlined_font) evas_object_text_font_source_set(ep->object, ed->path); else evas_object_text_font_source_set(ep->object, NULL); text = _edje_text_fit_x(ed, ep, params, text, font, size, sw, &free_text); } eina_stringshare_replace(&ep->text.cache.out_str, text); ep->text.cache.in_w = sw; ep->text.cache.in_h = sh; ep->text.cache.out_size = size; ep->text.cache.align_x = params->type.text.align.x; ep->text.cache.align_y = params->type.text.align.y; ep->text.cache.elipsis = params->type.text.elipsis; ep->text.cache.fit_x = chosen_desc->text.fit_x; ep->text.cache.fit_y = chosen_desc->text.fit_y; arrange_text: if (inlined_font) evas_object_text_font_source_set(ep->object, ed->path); else evas_object_text_font_source_set(ep->object, NULL); if (ep->part->scale) evas_object_scale_set(ep->object, TO_DOUBLE(sc)); evas_object_text_font_set(ep->object, font, size); evas_object_text_text_set(ep->object, text); part_get_geometry(ep, &tw, &th); /* Handle alignment */ { double align_x; if (params->type.text.align.x < 0.0) { if (evas_object_text_direction_get(ep->object) == EVAS_BIDI_DIRECTION_RTL) { align_x = 1.0; } else { align_x = 0.0; } } else { align_x = params->type.text.align.x; } ep->text.offset.x = TO_INT(SCALE(align_x, (sw - tw))); ep->text.offset.y = TO_INT(SCALE(params->type.text.align.y, (sh - th))); } evas_object_move(ep->object, ed->x + params->x + ep->text.offset.x, ed->y + params->y + ep->text.offset.y); if (params->visible) evas_object_show(ep->object); else evas_object_hide(ep->object); { Evas_Text_Style_Type style; Edje_Text_Effect effect; style = EVAS_TEXT_STYLE_PLAIN; evas_object_color_set(ep->object, (params->color.r * params->color.a) / 255, (params->color.g * params->color.a) / 255, (params->color.b * params->color.a) / 255, params->color.a); effect = ep->part->effect; switch (effect & EDJE_TEXT_EFFECT_MASK_BASIC) { case EDJE_TEXT_EFFECT_NONE: case EDJE_TEXT_EFFECT_PLAIN: style = EVAS_TEXT_STYLE_PLAIN; break; case EDJE_TEXT_EFFECT_OUTLINE: style = EVAS_TEXT_STYLE_OUTLINE; evas_object_text_outline_color_set(ep->object, (params->type.text.color2.r * params->type.text.color2.a) / 255, (params->type.text.color2.g * params->type.text.color2.a) / 255, (params->type.text.color2.b * params->type.text.color2.a) / 255, params->type.text.color2.a); break; case EDJE_TEXT_EFFECT_SOFT_OUTLINE: style = EVAS_TEXT_STYLE_SOFT_OUTLINE; evas_object_text_outline_color_set(ep->object, (params->type.text.color2.r * params->type.text.color2.a) / 255, (params->type.text.color2.g * params->type.text.color2.a) / 255, (params->type.text.color2.b * params->type.text.color2.a) / 255, params->type.text.color2.a); break; case EDJE_TEXT_EFFECT_SHADOW: style = EVAS_TEXT_STYLE_SHADOW; evas_object_text_shadow_color_set(ep->object, (params->type.text.color3.r * params->type.text.color3.a) / 255, (params->type.text.color3.g * params->type.text.color3.a) / 255, (params->type.text.color3.b * params->type.text.color3.a) / 255, params->type.text.color3.a); break; case EDJE_TEXT_EFFECT_SOFT_SHADOW: style = EVAS_TEXT_STYLE_SOFT_SHADOW; evas_object_text_shadow_color_set(ep->object, (params->type.text.color3.r * params->type.text.color3.a) / 255, (params->type.text.color3.g * params->type.text.color3.a) / 255, (params->type.text.color3.b * params->type.text.color3.a) / 255, params->type.text.color3.a); break; case EDJE_TEXT_EFFECT_OUTLINE_SHADOW: style = EVAS_TEXT_STYLE_OUTLINE_SHADOW; evas_object_text_outline_color_set(ep->object, (params->type.text.color2.r * params->type.text.color2.a) / 255, (params->type.text.color2.g * params->type.text.color2.a) / 255, (params->type.text.color2.b * params->type.text.color2.a) / 255, params->type.text.color2.a); evas_object_text_shadow_color_set(ep->object, (params->type.text.color3.r * params->type.text.color3.a) / 255, (params->type.text.color3.g * params->type.text.color3.a) / 255, (params->type.text.color3.b * params->type.text.color3.a) / 255, params->type.text.color3.a); break; case EDJE_TEXT_EFFECT_OUTLINE_SOFT_SHADOW: style = EVAS_TEXT_STYLE_OUTLINE_SOFT_SHADOW; evas_object_text_outline_color_set(ep->object, (params->type.text.color2.r * params->type.text.color2.a) / 255, (params->type.text.color2.g * params->type.text.color2.a) / 255, (params->type.text.color2.b * params->type.text.color2.a) / 255, params->type.text.color2.a); evas_object_text_shadow_color_set(ep->object, (params->type.text.color3.r * params->type.text.color3.a) / 255, (params->type.text.color3.g * params->type.text.color3.a) / 255, (params->type.text.color3.b * params->type.text.color3.a) / 255, params->type.text.color3.a); break; case EDJE_TEXT_EFFECT_FAR_SHADOW: style = EVAS_TEXT_STYLE_FAR_SHADOW; evas_object_text_shadow_color_set(ep->object, (params->type.text.color3.r * params->type.text.color3.a) / 255, (params->type.text.color3.g * params->type.text.color3.a) / 255, (params->type.text.color3.b * params->type.text.color3.a) / 255, params->type.text.color3.a); break; case EDJE_TEXT_EFFECT_FAR_SOFT_SHADOW: style = EVAS_TEXT_STYLE_FAR_SOFT_SHADOW; evas_object_text_shadow_color_set(ep->object, (params->type.text.color3.r * params->type.text.color3.a) / 255, (params->type.text.color3.g * params->type.text.color3.a) / 255, (params->type.text.color3.b * params->type.text.color3.a) / 255, params->type.text.color3.a); break; case EDJE_TEXT_EFFECT_GLOW: style = EVAS_TEXT_STYLE_GLOW; evas_object_text_glow_color_set(ep->object, (params->type.text.color2.r * params->type.text.color2.a) / 255, (params->type.text.color2.g * params->type.text.color2.a) / 255, (params->type.text.color2.b * params->type.text.color2.a) / 255, params->type.text.color2.a); evas_object_text_glow2_color_set(ep->object, (params->type.text.color3.r * params->type.text.color3.a) / 255, (params->type.text.color3.g * params->type.text.color3.a) / 255, (params->type.text.color3.b * params->type.text.color3.a) / 255, params->type.text.color3.a); break; default: style = EVAS_TEXT_STYLE_PLAIN; break; } switch (effect & EDJE_TEXT_EFFECT_MASK_SHADOW_DIRECTION) { case EDJE_TEXT_EFFECT_SHADOW_DIRECTION_BOTTOM_RIGHT: EVAS_TEXT_STYLE_SHADOW_DIRECTION_SET (style, EVAS_TEXT_STYLE_SHADOW_DIRECTION_BOTTOM_RIGHT); break; case EDJE_TEXT_EFFECT_SHADOW_DIRECTION_BOTTOM: EVAS_TEXT_STYLE_SHADOW_DIRECTION_SET (style, EVAS_TEXT_STYLE_SHADOW_DIRECTION_BOTTOM); break; case EDJE_TEXT_EFFECT_SHADOW_DIRECTION_BOTTOM_LEFT: EVAS_TEXT_STYLE_SHADOW_DIRECTION_SET (style, EVAS_TEXT_STYLE_SHADOW_DIRECTION_BOTTOM_LEFT); break; case EDJE_TEXT_EFFECT_SHADOW_DIRECTION_LEFT: EVAS_TEXT_STYLE_SHADOW_DIRECTION_SET (style, EVAS_TEXT_STYLE_SHADOW_DIRECTION_LEFT); break; case EDJE_TEXT_EFFECT_SHADOW_DIRECTION_TOP_LEFT: EVAS_TEXT_STYLE_SHADOW_DIRECTION_SET (style, EVAS_TEXT_STYLE_SHADOW_DIRECTION_TOP_LEFT); break; case EDJE_TEXT_EFFECT_SHADOW_DIRECTION_TOP: EVAS_TEXT_STYLE_SHADOW_DIRECTION_SET (style, EVAS_TEXT_STYLE_SHADOW_DIRECTION_TOP); break; case EDJE_TEXT_EFFECT_SHADOW_DIRECTION_TOP_RIGHT: EVAS_TEXT_STYLE_SHADOW_DIRECTION_SET (style, EVAS_TEXT_STYLE_SHADOW_DIRECTION_TOP_RIGHT); break; case EDJE_TEXT_EFFECT_SHADOW_DIRECTION_RIGHT: EVAS_TEXT_STYLE_SHADOW_DIRECTION_SET (style, EVAS_TEXT_STYLE_SHADOW_DIRECTION_RIGHT); break; default: break; } evas_object_text_style_set(ep->object, style); } if (free_text) free((char *)text); if (font2) free(font2); if (sfont) free(sfont); } Evas_Font_Size _edje_text_size_calc(Evas_Font_Size size, Edje_Text_Class *tc) { int val; if (tc->size == 0) { val = size; } else if (tc->size > 0.0) { val = tc->size; } else { val = (size * -tc->size) / 100; } return val; }