diff options
Diffstat (limited to 'scene/gui/rich_text_label.cpp')
| -rw-r--r-- | scene/gui/rich_text_label.cpp | 1161 |
1 files changed, 549 insertions, 612 deletions
diff --git a/scene/gui/rich_text_label.cpp b/scene/gui/rich_text_label.cpp index cb7ccb583e..f6942ca206 100644 --- a/scene/gui/rich_text_label.cpp +++ b/scene/gui/rich_text_label.cpp @@ -39,7 +39,6 @@ #include "scene/gui/label.h" #include "scene/gui/rich_text_effect.h" #include "scene/resources/atlas_texture.h" -#include "scene/scene_string_names.h" #include "scene/theme/theme_db.h" #include "servers/display_server.h" @@ -835,10 +834,13 @@ int RichTextLabel::_draw_line(ItemFrame *p_frame, int p_line, const Vector2 &p_o // Draw dropcap. int dc_lines = l.text_buf->get_dropcap_lines(); float h_off = l.text_buf->get_dropcap_size().x; - if (l.dc_ol_size > 0) { - l.text_buf->draw_dropcap_outline(ci, p_ofs + ((rtl) ? Vector2() : Vector2(l.offset.x, 0)), l.dc_ol_size, l.dc_ol_color); + bool skip_dc = (trim_chars && l.char_offset > visible_characters) || (trim_glyphs_ltr && (r_processed_glyphs >= visible_glyphs)) || (trim_glyphs_rtl && (r_processed_glyphs < total_glyphs - visible_glyphs)); + if (!skip_dc) { + if (l.dc_ol_size > 0) { + l.text_buf->draw_dropcap_outline(ci, p_ofs + ((rtl) ? Vector2() : Vector2(l.offset.x, 0)), l.dc_ol_size, l.dc_ol_color); + } + l.text_buf->draw_dropcap(ci, p_ofs + ((rtl) ? Vector2() : Vector2(l.offset.x, 0)), l.dc_color); } - l.text_buf->draw_dropcap(ci, p_ofs + ((rtl) ? Vector2() : Vector2(l.offset.x, 0)), l.dc_color); int line_count = 0; Size2 ctrl_size = get_size(); @@ -894,7 +896,8 @@ int RichTextLabel::_draw_line(ItemFrame *p_frame, int p_line, const Vector2 &p_o } break; } - if (!prefix.is_empty() && line == 0) { + bool skip_prefix = (visible_chars_behavior == TextServer::VC_CHARS_BEFORE_SHAPING && l.char_offset == visible_characters) || (trim_chars && l.char_offset > visible_characters) || (trim_glyphs_ltr && (r_processed_glyphs >= visible_glyphs)) || (trim_glyphs_rtl && (r_processed_glyphs < total_glyphs - visible_glyphs)); + if (!prefix.is_empty() && line == 0 && !skip_prefix) { Ref<Font> font = theme_cache.normal_font; int font_size = theme_cache.normal_font_size; @@ -927,9 +930,12 @@ int RichTextLabel::_draw_line(ItemFrame *p_frame, int p_line, const Vector2 &p_o } RID rid = l.text_buf->get_line_rid(line); - //draw_rect(Rect2(p_ofs + off, TS->shaped_text_get_size(rid)), Color(1,0,0), false, 2); //DEBUG_RECTS + double l_ascent = TS->shaped_text_get_ascent(rid); + Size2 l_size = TS->shaped_text_get_size(rid); + double upos = TS->shaped_text_get_underline_position(rid); + double uth = TS->shaped_text_get_underline_thickness(rid); - off.y += TS->shaped_text_get_ascent(rid); + off.y += l_ascent; // Draw inlined objects. Array objects = TS->shaped_text_get_objects(rid); for (int i = 0; i < objects.size(); i++) { @@ -946,12 +952,11 @@ int RichTextLabel::_draw_line(ItemFrame *p_frame, int p_line, const Vector2 &p_o } } Rect2 rect = TS->shaped_text_get_object_rect(rid, objects[i]); - //draw_rect(rect, Color(1,0,0), false, 2); //DEBUG_RECTS switch (it->type) { case ITEM_IMAGE: { ItemImage *img = static_cast<ItemImage *>(it); if (img->pad) { - Size2 pad_size = Size2(MIN(rect.size.x, img->image->get_width()), MIN(rect.size.y, img->image->get_height())); + Size2 pad_size = rect.size.min(img->image->get_size()); Vector2 pad_off = (rect.size - pad_size) / 2; img->image->draw_rect(ci, Rect2(p_ofs + rect.position + off + pad_off, pad_size), false, img->color); } else { @@ -1011,514 +1016,416 @@ int RichTextLabel::_draw_line(ItemFrame *p_frame, int p_line, const Vector2 &p_o const Glyph *glyphs = TS->shaped_text_get_glyphs(rid); int gl_size = TS->shaped_text_get_glyph_count(rid); + Vector2i chr_range = TS->shaped_text_get_range(rid); - Vector2 gloff = off; - // Draw outlines and shadow. - int processed_glyphs_ol = r_processed_glyphs; - for (int i = 0; i < gl_size; i++) { - Item *it = _get_item_at_pos(it_from, it_to, glyphs[i].start); - int size = _find_outline_size(it, p_outline_size); - Color font_color = _find_color(it, p_base_color); - Color font_outline_color = _find_outline_color(it, p_outline_color); - Color font_shadow_color = p_font_shadow_color; - if ((size <= 0 || font_outline_color.a == 0) && (font_shadow_color.a == 0)) { - gloff.x += glyphs[i].advance; - continue; - } - - // Get FX. - ItemFade *fade = nullptr; - Item *fade_item = it; - while (fade_item) { - if (fade_item->type == ITEM_FADE) { - fade = static_cast<ItemFade *>(fade_item); - break; - } - fade_item = fade_item->parent; - } - - Vector<ItemFX *> fx_stack; - _fetch_item_fx_stack(it, fx_stack); - bool custom_fx_ok = true; - - Point2 fx_offset = Vector2(glyphs[i].x_off, glyphs[i].y_off); - RID frid = glyphs[i].font_rid; - uint32_t gl = glyphs[i].index; - uint16_t gl_fl = glyphs[i].flags; - uint8_t gl_cn = glyphs[i].count; - bool cprev_cluster = false; - bool cprev_conn = false; - if (gl_cn == 0) { // Parts of the same cluster, always connected. - cprev_cluster = true; - } - if (gl_fl & TextServer::GRAPHEME_IS_RTL) { // Check if previous grapheme cluster is connected. - if (i > 0 && (glyphs[i - 1].flags & TextServer::GRAPHEME_IS_CONNECTED)) { - cprev_conn = true; - } - } else { - if (glyphs[i].flags & TextServer::GRAPHEME_IS_CONNECTED) { - cprev_conn = true; - } - } + int sel_start = -1; + int sel_end = -1; - //Apply fx. - if (fade) { - float faded_visibility = 1.0f; - if (glyphs[i].start >= fade->starting_index) { - faded_visibility -= (float)(glyphs[i].start - fade->starting_index) / (float)fade->length; - faded_visibility = faded_visibility < 0.0f ? 0.0f : faded_visibility; - } - font_outline_color.a = faded_visibility; - font_shadow_color.a = faded_visibility; - } - - bool txt_visible = (font_outline_color.a != 0) || (font_shadow_color.a != 0); - Transform2D char_xform; - char_xform.set_origin(gloff + p_ofs); - - for (int j = 0; j < fx_stack.size(); j++) { - ItemFX *item_fx = fx_stack[j]; - bool cn = cprev_cluster || (cprev_conn && item_fx->connected); - - if (item_fx->type == ITEM_CUSTOMFX && custom_fx_ok) { - ItemCustomFX *item_custom = static_cast<ItemCustomFX *>(item_fx); - - Ref<CharFXTransform> charfx = item_custom->char_fx_transform; - Ref<RichTextEffect> custom_effect = item_custom->custom_effect; - - if (!custom_effect.is_null()) { - charfx->elapsed_time = item_custom->elapsed_time; - charfx->range = Vector2i(l.char_offset + glyphs[i].start, l.char_offset + glyphs[i].end); - charfx->relative_index = l.char_offset + glyphs[i].start - item_fx->char_ofs; - charfx->visibility = txt_visible; - charfx->outline = true; - charfx->font = frid; - charfx->glyph_index = gl; - charfx->glyph_flags = gl_fl; - charfx->glyph_count = gl_cn; - charfx->offset = fx_offset; - charfx->color = font_color; - charfx->transform = char_xform; - - bool effect_status = custom_effect->_process_effect_impl(charfx); - custom_fx_ok = effect_status; - - char_xform = charfx->transform; - fx_offset += charfx->offset; - font_color = charfx->color; - frid = charfx->font; - gl = charfx->glyph_index; - txt_visible &= charfx->visibility; + if (selection.active && (selection.from_frame->lines[selection.from_line].char_offset + selection.from_char) <= (l.char_offset + chr_range.y) && (selection.to_frame->lines[selection.to_line].char_offset + selection.to_char) >= (l.char_offset + chr_range.x)) { + sel_start = MAX(chr_range.x, (selection.from_frame->lines[selection.from_line].char_offset + selection.from_char) - l.char_offset); + sel_end = MIN(chr_range.y, (selection.to_frame->lines[selection.to_line].char_offset + selection.to_char) - l.char_offset); + } + + int processed_glyphs_step = 0; + for (int step = DRAW_STEP_BACKGROUND; step < DRAW_STEP_MAX; step++) { + Vector2 off_step = off; + processed_glyphs_step = r_processed_glyphs; + + Vector2 ul_start; + bool ul_started = false; + Color ul_color_prev; + Color ul_color; + + Vector2 dot_ul_start; + bool dot_ul_started = false; + Color dot_ul_color_prev; + Color dot_ul_color; + + Vector2 st_start; + bool st_started = false; + Color st_color_prev; + Color st_color; + + float box_start = 0.0; + Color last_color = Color(0, 0, 0, 0); + + for (int i = 0; i < gl_size; i++) { + bool selected = selection.active && (sel_start != -1) && (glyphs[i].start >= sel_start) && (glyphs[i].end <= sel_end); + Item *it = _get_item_at_pos(it_from, it_to, glyphs[i].start); + + Color font_color = (step == DRAW_STEP_SHADOW || step == DRAW_STEP_OUTLINE || step == DRAW_STEP_TEXT) ? _find_color(it, p_base_color) : Color(); + int outline_size = (step == DRAW_STEP_OUTLINE) ? _find_outline_size(it, p_outline_size) : 0; + Color font_outline_color = (step == DRAW_STEP_OUTLINE) ? _find_outline_color(it, p_outline_color) : Color(); + Color font_shadow_color = p_font_shadow_color; + bool txt_visible = false; + if (step == DRAW_STEP_OUTLINE) { + txt_visible = (font_outline_color.a != 0 && outline_size > 0); + } else if (step == DRAW_STEP_SHADOW) { + txt_visible = (font_shadow_color.a != 0); + } else if (step == DRAW_STEP_TEXT) { + txt_visible = (font_color.a != 0); + bool has_ul = _find_underline(it); + if (!has_ul && underline_meta) { + ItemMeta *meta = nullptr; + if (_find_meta(it, nullptr, &meta) && meta) { + switch (meta->underline) { + case META_UNDERLINE_ALWAYS: { + has_ul = true; + } break; + case META_UNDERLINE_NEVER: { + has_ul = false; + } break; + case META_UNDERLINE_ON_HOVER: { + has_ul = (meta == meta_hovering); + } break; + } + } } - } else if (item_fx->type == ITEM_SHAKE) { - ItemShake *item_shake = static_cast<ItemShake *>(item_fx); - - if (!cn) { - uint64_t char_current_rand = item_shake->offset_random(glyphs[i].start); - uint64_t char_previous_rand = item_shake->offset_previous_random(glyphs[i].start); - uint64_t max_rand = 2147483647; - double current_offset = Math::remap(char_current_rand % max_rand, 0, max_rand, 0.0f, 2.f * (float)Math_PI); - double previous_offset = Math::remap(char_previous_rand % max_rand, 0, max_rand, 0.0f, 2.f * (float)Math_PI); - double n_time = (double)(item_shake->elapsed_time / (0.5f / item_shake->rate)); - n_time = (n_time > 1.0) ? 1.0 : n_time; - item_shake->prev_off = Point2(Math::lerp(Math::sin(previous_offset), Math::sin(current_offset), n_time), Math::lerp(Math::cos(previous_offset), Math::cos(current_offset), n_time)) * (float)item_shake->strength / 10.0f; + if (has_ul) { + if (ul_started && font_color != ul_color_prev) { + float y_off = upos; + float underline_width = MAX(1.0, uth * theme_cache.base_scale); + draw_line(ul_start + Vector2(0, y_off), p_ofs + Vector2(off_step.x, off_step.y + y_off), ul_color, underline_width); + ul_start = p_ofs + Vector2(off_step.x, off_step.y); + ul_color_prev = font_color; + ul_color = font_color; + ul_color.a *= 0.5; + } else if (!ul_started) { + ul_started = true; + ul_start = p_ofs + Vector2(off_step.x, off_step.y); + ul_color_prev = font_color; + ul_color = font_color; + ul_color.a *= 0.5; + } + } else if (ul_started) { + ul_started = false; + float y_off = upos; + float underline_width = MAX(1.0, uth * theme_cache.base_scale); + draw_line(ul_start + Vector2(0, y_off), p_ofs + Vector2(off_step.x, off_step.y + y_off), ul_color, underline_width); } - fx_offset += item_shake->prev_off; - } else if (item_fx->type == ITEM_WAVE) { - ItemWave *item_wave = static_cast<ItemWave *>(item_fx); - - if (!cn) { - double value = Math::sin(item_wave->frequency * item_wave->elapsed_time + ((p_ofs.x + gloff.x) / 50)) * (item_wave->amplitude / 10.0f); - item_wave->prev_off = Point2(0, 1) * value; + if (_find_hint(it, nullptr) && underline_hint) { + if (dot_ul_started && font_color != dot_ul_color_prev) { + float y_off = upos; + float underline_width = MAX(1.0, uth * theme_cache.base_scale); + draw_dashed_line(dot_ul_start + Vector2(0, y_off), p_ofs + Vector2(off_step.x, off_step.y + y_off), dot_ul_color, underline_width, MAX(2.0, underline_width * 2)); + dot_ul_start = p_ofs + Vector2(off_step.x, off_step.y); + dot_ul_color_prev = font_color; + dot_ul_color = font_color; + dot_ul_color.a *= 0.5; + } else if (!dot_ul_started) { + dot_ul_started = true; + dot_ul_start = p_ofs + Vector2(off_step.x, off_step.y); + dot_ul_color_prev = font_color; + dot_ul_color = font_color; + dot_ul_color.a *= 0.5; + } + } else if (dot_ul_started) { + dot_ul_started = false; + float y_off = upos; + float underline_width = MAX(1.0, uth * theme_cache.base_scale); + draw_dashed_line(dot_ul_start + Vector2(0, y_off), p_ofs + Vector2(off_step.x, off_step.y + y_off), dot_ul_color, underline_width, MAX(2.0, underline_width * 2)); } - fx_offset += item_wave->prev_off; - } else if (item_fx->type == ITEM_TORNADO) { - ItemTornado *item_tornado = static_cast<ItemTornado *>(item_fx); - - if (!cn) { - double torn_x = Math::sin(item_tornado->frequency * item_tornado->elapsed_time + ((p_ofs.x + gloff.x) / 50)) * (item_tornado->radius); - double torn_y = Math::cos(item_tornado->frequency * item_tornado->elapsed_time + ((p_ofs.x + gloff.x) / 50)) * (item_tornado->radius); - item_tornado->prev_off = Point2(torn_x, torn_y); + if (_find_strikethrough(it)) { + if (st_started && font_color != st_color_prev) { + float y_off = -l_ascent + l_size.y / 2; + float underline_width = MAX(1.0, uth * theme_cache.base_scale); + draw_line(st_start + Vector2(0, y_off), p_ofs + Vector2(off_step.x, off_step.y + y_off), st_color, underline_width); + st_start = p_ofs + Vector2(off_step.x, off_step.y); + st_color_prev = font_color; + st_color = font_color; + st_color.a *= 0.5; + } else if (!st_started) { + st_started = true; + st_start = p_ofs + Vector2(off_step.x, off_step.y); + st_color_prev = font_color; + st_color = font_color; + st_color.a *= 0.5; + } + } else if (st_started) { + st_started = false; + float y_off = -l_ascent + l_size.y / 2; + float underline_width = MAX(1.0, uth * theme_cache.base_scale); + draw_line(st_start + Vector2(0, y_off), p_ofs + Vector2(off_step.x, off_step.y + y_off), st_color, underline_width); } - fx_offset += item_tornado->prev_off; - } else if (item_fx->type == ITEM_RAINBOW) { - ItemRainbow *item_rainbow = static_cast<ItemRainbow *>(item_fx); - - font_color = font_color.from_hsv(item_rainbow->frequency * (item_rainbow->elapsed_time + ((p_ofs.x + gloff.x) / 50)), item_rainbow->saturation, item_rainbow->value, font_color.a); - } else if (item_fx->type == ITEM_PULSE) { - ItemPulse *item_pulse = static_cast<ItemPulse *>(item_fx); - - const float sined_time = (Math::ease(Math::pingpong(item_pulse->elapsed_time, 1.0 / item_pulse->frequency) * item_pulse->frequency, item_pulse->ease)); - font_color = font_color.lerp(font_color * item_pulse->color, sined_time); } - } + if (step == DRAW_STEP_SHADOW || step == DRAW_STEP_OUTLINE || step == DRAW_STEP_TEXT) { + ItemFade *fade = nullptr; + Item *fade_item = it; + while (fade_item) { + if (fade_item->type == ITEM_FADE) { + fade = static_cast<ItemFade *>(fade_item); + break; + } + fade_item = fade_item->parent; + } - if (is_inside_tree() && get_viewport()->is_snap_2d_transforms_to_pixel_enabled()) { - fx_offset = fx_offset.round(); - } - Vector2 char_off = char_xform.get_origin(); - - // Draw glyph outlines. - const Color modulated_outline_color = font_outline_color * Color(1, 1, 1, font_color.a); - const Color modulated_shadow_color = font_shadow_color * Color(1, 1, 1, font_color.a); - for (int j = 0; j < glyphs[i].repeat; j++) { - if (txt_visible) { - bool skip = (trim_chars && l.char_offset + glyphs[i].end > visible_characters) || (trim_glyphs_ltr && (processed_glyphs_ol >= visible_glyphs)) || (trim_glyphs_rtl && (processed_glyphs_ol < total_glyphs - visible_glyphs)); - if (!skip && frid != RID()) { - if (modulated_shadow_color.a > 0) { - Transform2D char_reverse_xform; - char_reverse_xform.set_origin(-char_off - p_shadow_ofs); - Transform2D char_final_xform = char_xform * char_reverse_xform; - char_final_xform.columns[2] += p_shadow_ofs; - draw_set_transform_matrix(char_final_xform); - - TS->font_draw_glyph(frid, ci, glyphs[i].font_size, fx_offset + char_off + p_shadow_ofs, gl, modulated_shadow_color); - if (p_shadow_outline_size > 0) { - TS->font_draw_glyph_outline(frid, ci, glyphs[i].font_size, p_shadow_outline_size, fx_offset + char_off + p_shadow_ofs, gl, modulated_shadow_color); - } + Vector<ItemFX *> fx_stack; + _fetch_item_fx_stack(it, fx_stack); + bool custom_fx_ok = true; + + Point2 fx_offset = Vector2(glyphs[i].x_off, glyphs[i].y_off); + RID frid = glyphs[i].font_rid; + uint32_t gl = glyphs[i].index; + uint16_t gl_fl = glyphs[i].flags; + uint8_t gl_cn = glyphs[i].count; + bool cprev_cluster = false; + bool cprev_conn = false; + if (gl_cn == 0) { // Parts of the same grapheme cluster, always connected. + cprev_cluster = true; + } + if (gl_fl & TextServer::GRAPHEME_IS_RTL) { // Check if previous grapheme cluster is connected. + if (i > 0 && (glyphs[i - 1].flags & TextServer::GRAPHEME_IS_CONNECTED)) { + cprev_conn = true; + } + } else { + if (glyphs[i].flags & TextServer::GRAPHEME_IS_CONNECTED) { + cprev_conn = true; } - if (modulated_outline_color.a != 0.0 && size > 0) { - Transform2D char_reverse_xform; - char_reverse_xform.set_origin(-char_off); - Transform2D char_final_xform = char_xform * char_reverse_xform; - draw_set_transform_matrix(char_final_xform); + } - TS->font_draw_glyph_outline(frid, ci, glyphs[i].font_size, size, fx_offset + char_off, gl, modulated_outline_color); + //Apply fx. + if (fade) { + float faded_visibility = 1.0f; + if (glyphs[i].start >= fade->starting_index) { + faded_visibility -= (float)(glyphs[i].start - fade->starting_index) / (float)fade->length; + faded_visibility = faded_visibility < 0.0f ? 0.0f : faded_visibility; } + font_color.a = faded_visibility; } - processed_glyphs_ol++; - } - gloff.x += glyphs[i].advance; - } - } - draw_set_transform_matrix(Transform2D()); - Vector2 fbg_line_off = off + p_ofs; - // Draw background color box - Vector2i chr_range = TS->shaped_text_get_range(rid); - _draw_fbg_boxes(ci, rid, fbg_line_off, it_from, it_to, chr_range.x, chr_range.y, 0); + Transform2D char_xform; + char_xform.set_origin(p_ofs + off_step); + + for (int j = 0; j < fx_stack.size(); j++) { + ItemFX *item_fx = fx_stack[j]; + bool cn = cprev_cluster || (cprev_conn && item_fx->connected); + + if (item_fx->type == ITEM_CUSTOMFX && custom_fx_ok) { + ItemCustomFX *item_custom = static_cast<ItemCustomFX *>(item_fx); + + Ref<CharFXTransform> charfx = item_custom->char_fx_transform; + Ref<RichTextEffect> custom_effect = item_custom->custom_effect; + + if (!custom_effect.is_null()) { + charfx->elapsed_time = item_custom->elapsed_time; + charfx->range = Vector2i(l.char_offset + glyphs[i].start, l.char_offset + glyphs[i].end); + charfx->relative_index = l.char_offset + glyphs[i].start - item_fx->char_ofs; + charfx->visibility = txt_visible; + charfx->outline = (step == DRAW_STEP_SHADOW) || (step == DRAW_STEP_OUTLINE); + charfx->font = frid; + charfx->glyph_index = gl; + charfx->glyph_flags = gl_fl; + charfx->glyph_count = gl_cn; + charfx->offset = fx_offset; + charfx->color = font_color; + charfx->transform = char_xform; + + bool effect_status = custom_effect->_process_effect_impl(charfx); + custom_fx_ok = effect_status; + + char_xform = charfx->transform; + fx_offset += charfx->offset; + font_color = charfx->color; + frid = charfx->font; + gl = charfx->glyph_index; + txt_visible &= charfx->visibility; + } + } else if (item_fx->type == ITEM_SHAKE) { + ItemShake *item_shake = static_cast<ItemShake *>(item_fx); + + if (!cn) { + uint64_t char_current_rand = item_shake->offset_random(glyphs[i].start); + uint64_t char_previous_rand = item_shake->offset_previous_random(glyphs[i].start); + uint64_t max_rand = 2147483647; + double current_offset = Math::remap(char_current_rand % max_rand, 0, max_rand, 0.0f, 2.f * (float)Math_PI); + double previous_offset = Math::remap(char_previous_rand % max_rand, 0, max_rand, 0.0f, 2.f * (float)Math_PI); + double n_time = (double)(item_shake->elapsed_time / (0.5f / item_shake->rate)); + n_time = (n_time > 1.0) ? 1.0 : n_time; + item_shake->prev_off = Point2(Math::lerp(Math::sin(previous_offset), Math::sin(current_offset), n_time), Math::lerp(Math::cos(previous_offset), Math::cos(current_offset), n_time)) * (float)item_shake->strength / 10.0f; + } + fx_offset += item_shake->prev_off; + } else if (item_fx->type == ITEM_WAVE) { + ItemWave *item_wave = static_cast<ItemWave *>(item_fx); - // Draw main text. - Color selection_bg = theme_cache.selection_color; + if (!cn) { + double value = Math::sin(item_wave->frequency * item_wave->elapsed_time + ((p_ofs.x + off_step.x) / 50)) * (item_wave->amplitude / 10.0f); + item_wave->prev_off = Point2(0, 1) * value; + } + fx_offset += item_wave->prev_off; + } else if (item_fx->type == ITEM_TORNADO) { + ItemTornado *item_tornado = static_cast<ItemTornado *>(item_fx); + + if (!cn) { + double torn_x = Math::sin(item_tornado->frequency * item_tornado->elapsed_time + ((p_ofs.x + off_step.x) / 50)) * (item_tornado->radius); + double torn_y = Math::cos(item_tornado->frequency * item_tornado->elapsed_time + ((p_ofs.x + off_step.x) / 50)) * (item_tornado->radius); + item_tornado->prev_off = Point2(torn_x, torn_y); + } + fx_offset += item_tornado->prev_off; + } else if (item_fx->type == ITEM_RAINBOW) { + ItemRainbow *item_rainbow = static_cast<ItemRainbow *>(item_fx); - int sel_start = -1; - int sel_end = -1; + font_color = font_color.from_hsv(item_rainbow->frequency * (item_rainbow->elapsed_time + ((p_ofs.x + off_step.x) / 50)), item_rainbow->saturation, item_rainbow->value, font_color.a); + } else if (item_fx->type == ITEM_PULSE) { + ItemPulse *item_pulse = static_cast<ItemPulse *>(item_fx); - if (selection.active && (selection.from_frame->lines[selection.from_line].char_offset + selection.from_char) <= (l.char_offset + TS->shaped_text_get_range(rid).y) && (selection.to_frame->lines[selection.to_line].char_offset + selection.to_char) >= (l.char_offset + TS->shaped_text_get_range(rid).x)) { - sel_start = MAX(TS->shaped_text_get_range(rid).x, (selection.from_frame->lines[selection.from_line].char_offset + selection.from_char) - l.char_offset); - sel_end = MIN(TS->shaped_text_get_range(rid).y, (selection.to_frame->lines[selection.to_line].char_offset + selection.to_char) - l.char_offset); - - Vector<Vector2> sel = TS->shaped_text_get_selection(rid, sel_start, sel_end); - for (int i = 0; i < sel.size(); i++) { - Rect2 rect = Rect2(sel[i].x + p_ofs.x + off.x, p_ofs.y + off.y - TS->shaped_text_get_ascent(rid), sel[i].y - sel[i].x, TS->shaped_text_get_size(rid).y); - RenderingServer::get_singleton()->canvas_item_add_rect(ci, rect, selection_bg); - } - } - - Vector2 ul_start; - bool ul_started = false; - Color ul_color_prev; - Color ul_color; - - Vector2 dot_ul_start; - bool dot_ul_started = false; - Color dot_ul_color_prev; - Color dot_ul_color; - - Vector2 st_start; - bool st_started = false; - Color st_color_prev; - Color st_color; - - for (int i = 0; i < gl_size; i++) { - bool selected = selection.active && (sel_start != -1) && (glyphs[i].start >= sel_start) && (glyphs[i].end <= sel_end); - Item *it = _get_item_at_pos(it_from, it_to, glyphs[i].start); - bool has_ul = _find_underline(it); - if (!has_ul && underline_meta) { - ItemMeta *meta = nullptr; - if (_find_meta(it, nullptr, &meta) && meta) { - switch (meta->underline) { - case META_UNDERLINE_ALWAYS: { - has_ul = true; - } break; - case META_UNDERLINE_NEVER: { - has_ul = false; - } break; - case META_UNDERLINE_ON_HOVER: { - has_ul = (meta == meta_hovering); - } break; + const float sined_time = (Math::ease(Math::pingpong(item_pulse->elapsed_time, 1.0 / item_pulse->frequency) * item_pulse->frequency, item_pulse->ease)); + font_color = font_color.lerp(font_color * item_pulse->color, sined_time); + } } - } - } - Color font_color = _find_color(it, p_base_color); - if (has_ul) { - if (ul_started && font_color != ul_color_prev) { - float y_off = TS->shaped_text_get_underline_position(rid); - float underline_width = MAX(1.0, TS->shaped_text_get_underline_thickness(rid) * theme_cache.base_scale); - draw_line(ul_start + Vector2(0, y_off), p_ofs + Vector2(off.x, off.y + y_off), ul_color, underline_width); - ul_start = p_ofs + Vector2(off.x, off.y); - ul_color_prev = font_color; - ul_color = font_color; - ul_color.a *= 0.5; - } else if (!ul_started) { - ul_started = true; - ul_start = p_ofs + Vector2(off.x, off.y); - ul_color_prev = font_color; - ul_color = font_color; - ul_color.a *= 0.5; - } - } else if (ul_started) { - ul_started = false; - float y_off = TS->shaped_text_get_underline_position(rid); - float underline_width = MAX(1.0, TS->shaped_text_get_underline_thickness(rid) * theme_cache.base_scale); - draw_line(ul_start + Vector2(0, y_off), p_ofs + Vector2(off.x, off.y + y_off), ul_color, underline_width); - } - if (_find_hint(it, nullptr) && underline_hint) { - if (dot_ul_started && font_color != dot_ul_color_prev) { - float y_off = TS->shaped_text_get_underline_position(rid); - float underline_width = MAX(1.0, TS->shaped_text_get_underline_thickness(rid) * theme_cache.base_scale); - draw_dashed_line(dot_ul_start + Vector2(0, y_off), p_ofs + Vector2(off.x, off.y + y_off), dot_ul_color, underline_width, MAX(2.0, underline_width * 2)); - dot_ul_start = p_ofs + Vector2(off.x, off.y); - dot_ul_color_prev = font_color; - dot_ul_color = font_color; - dot_ul_color.a *= 0.5; - } else if (!dot_ul_started) { - dot_ul_started = true; - dot_ul_start = p_ofs + Vector2(off.x, off.y); - dot_ul_color_prev = font_color; - dot_ul_color = font_color; - dot_ul_color.a *= 0.5; - } - } else if (dot_ul_started) { - dot_ul_started = false; - float y_off = TS->shaped_text_get_underline_position(rid); - float underline_width = MAX(1.0, TS->shaped_text_get_underline_thickness(rid) * theme_cache.base_scale); - draw_dashed_line(dot_ul_start + Vector2(0, y_off), p_ofs + Vector2(off.x, off.y + y_off), dot_ul_color, underline_width, MAX(2.0, underline_width * 2)); - } - if (_find_strikethrough(it)) { - if (st_started && font_color != st_color_prev) { - float y_off = -TS->shaped_text_get_ascent(rid) + TS->shaped_text_get_size(rid).y / 2; - float underline_width = MAX(1.0, TS->shaped_text_get_underline_thickness(rid) * theme_cache.base_scale); - draw_line(st_start + Vector2(0, y_off), p_ofs + Vector2(off.x, off.y + y_off), st_color, underline_width); - st_start = p_ofs + Vector2(off.x, off.y); - st_color_prev = font_color; - st_color = font_color; - st_color.a *= 0.5; - } else if (!st_started) { - st_started = true; - st_start = p_ofs + Vector2(off.x, off.y); - st_color_prev = font_color; - st_color = font_color; - st_color.a *= 0.5; - } - } else if (st_started) { - st_started = false; - float y_off = -TS->shaped_text_get_ascent(rid) + TS->shaped_text_get_size(rid).y / 2; - float underline_width = MAX(1.0, TS->shaped_text_get_underline_thickness(rid) * theme_cache.base_scale); - draw_line(st_start + Vector2(0, y_off), p_ofs + Vector2(off.x, off.y + y_off), st_color, underline_width); - } - - // Get FX. - ItemFade *fade = nullptr; - Item *fade_item = it; - while (fade_item) { - if (fade_item->type == ITEM_FADE) { - fade = static_cast<ItemFade *>(fade_item); - break; - } - fade_item = fade_item->parent; - } - - Vector<ItemFX *> fx_stack; - _fetch_item_fx_stack(it, fx_stack); - bool custom_fx_ok = true; - - Point2 fx_offset = Vector2(glyphs[i].x_off, glyphs[i].y_off); - RID frid = glyphs[i].font_rid; - uint32_t gl = glyphs[i].index; - uint16_t gl_fl = glyphs[i].flags; - uint8_t gl_cn = glyphs[i].count; - bool cprev_cluster = false; - bool cprev_conn = false; - if (gl_cn == 0) { // Parts of the same grapheme cluster, always connected. - cprev_cluster = true; - } - if (gl_fl & TextServer::GRAPHEME_IS_RTL) { // Check if previous grapheme cluster is connected. - if (i > 0 && (glyphs[i - 1].flags & TextServer::GRAPHEME_IS_CONNECTED)) { - cprev_conn = true; - } - } else { - if (glyphs[i].flags & TextServer::GRAPHEME_IS_CONNECTED) { - cprev_conn = true; - } - } - //Apply fx. - if (fade) { - float faded_visibility = 1.0f; - if (glyphs[i].start >= fade->starting_index) { - faded_visibility -= (float)(glyphs[i].start - fade->starting_index) / (float)fade->length; - faded_visibility = faded_visibility < 0.0f ? 0.0f : faded_visibility; - } - font_color.a = faded_visibility; - } - - bool txt_visible = (font_color.a != 0); - - Transform2D char_xform; - char_xform.set_origin(p_ofs + off); - - for (int j = 0; j < fx_stack.size(); j++) { - ItemFX *item_fx = fx_stack[j]; - bool cn = cprev_cluster || (cprev_conn && item_fx->connected); - - if (item_fx->type == ITEM_CUSTOMFX && custom_fx_ok) { - ItemCustomFX *item_custom = static_cast<ItemCustomFX *>(item_fx); - - Ref<CharFXTransform> charfx = item_custom->char_fx_transform; - Ref<RichTextEffect> custom_effect = item_custom->custom_effect; - - if (!custom_effect.is_null()) { - charfx->elapsed_time = item_custom->elapsed_time; - charfx->range = Vector2i(l.char_offset + glyphs[i].start, l.char_offset + glyphs[i].end); - charfx->relative_index = l.char_offset + glyphs[i].start - item_fx->char_ofs; - charfx->visibility = txt_visible; - charfx->outline = false; - charfx->font = frid; - charfx->glyph_index = gl; - charfx->glyph_flags = gl_fl; - charfx->glyph_count = gl_cn; - charfx->offset = fx_offset; - charfx->color = font_color; - charfx->transform = char_xform; - - bool effect_status = custom_effect->_process_effect_impl(charfx); - custom_fx_ok = effect_status; - - char_xform = charfx->transform; - fx_offset += charfx->offset; - font_color = charfx->color; - frid = charfx->font; - gl = charfx->glyph_index; - txt_visible &= charfx->visibility; + if (is_inside_tree() && get_viewport()->is_snap_2d_transforms_to_pixel_enabled()) { + fx_offset = fx_offset.round(); } - } else if (item_fx->type == ITEM_SHAKE) { - ItemShake *item_shake = static_cast<ItemShake *>(item_fx); - - if (!cn) { - uint64_t char_current_rand = item_shake->offset_random(glyphs[i].start); - uint64_t char_previous_rand = item_shake->offset_previous_random(glyphs[i].start); - uint64_t max_rand = 2147483647; - double current_offset = Math::remap(char_current_rand % max_rand, 0, max_rand, 0.0f, 2.f * (float)Math_PI); - double previous_offset = Math::remap(char_previous_rand % max_rand, 0, max_rand, 0.0f, 2.f * (float)Math_PI); - double n_time = (double)(item_shake->elapsed_time / (0.5f / item_shake->rate)); - n_time = (n_time > 1.0) ? 1.0 : n_time; - item_shake->prev_off = Point2(Math::lerp(Math::sin(previous_offset), Math::sin(current_offset), n_time), Math::lerp(Math::cos(previous_offset), Math::cos(current_offset), n_time)) * (float)item_shake->strength / 10.0f; + + Vector2 char_off = char_xform.get_origin(); + Transform2D char_reverse_xform; + if (step == DRAW_STEP_TEXT) { + if (selected && use_selected_font_color) { + font_color = theme_cache.font_selected_color; + } + + char_reverse_xform.set_origin(-char_off); + Transform2D char_final_xform = char_xform * char_reverse_xform; + draw_set_transform_matrix(char_final_xform); + } else if (step == DRAW_STEP_SHADOW) { + font_color = font_shadow_color * Color(1, 1, 1, font_color.a); + + char_reverse_xform.set_origin(-char_off - p_shadow_ofs); + Transform2D char_final_xform = char_xform * char_reverse_xform; + char_final_xform.columns[2] += p_shadow_ofs; + draw_set_transform_matrix(char_final_xform); + } else if (step == DRAW_STEP_OUTLINE) { + font_color = font_outline_color * Color(1, 1, 1, font_color.a); + + char_reverse_xform.set_origin(-char_off); + Transform2D char_final_xform = char_xform * char_reverse_xform; + draw_set_transform_matrix(char_final_xform); } - fx_offset += item_shake->prev_off; - } else if (item_fx->type == ITEM_WAVE) { - ItemWave *item_wave = static_cast<ItemWave *>(item_fx); - if (!cn) { - double value = Math::sin(item_wave->frequency * item_wave->elapsed_time + ((p_ofs.x + off.x) / 50)) * (item_wave->amplitude / 10.0f); - item_wave->prev_off = Point2(0, 1) * value; + // Draw glyphs. + for (int j = 0; j < glyphs[i].repeat; j++) { + bool skip = (trim_chars && l.char_offset + glyphs[i].end > visible_characters) || (trim_glyphs_ltr && (processed_glyphs_step >= visible_glyphs)) || (trim_glyphs_rtl && (processed_glyphs_step < total_glyphs - visible_glyphs)); + if (!skip) { + if (txt_visible) { + if (step == DRAW_STEP_TEXT) { + if (frid != RID()) { + TS->font_draw_glyph(frid, ci, glyphs[i].font_size, fx_offset + char_off, gl, font_color); + } else if (((glyphs[i].flags & TextServer::GRAPHEME_IS_VIRTUAL) != TextServer::GRAPHEME_IS_VIRTUAL) && ((glyphs[i].flags & TextServer::GRAPHEME_IS_EMBEDDED_OBJECT) != TextServer::GRAPHEME_IS_EMBEDDED_OBJECT)) { + TS->draw_hex_code_box(ci, glyphs[i].font_size, fx_offset + char_off, gl, font_color); + } + } else if (step == DRAW_STEP_SHADOW && frid != RID()) { + TS->font_draw_glyph(frid, ci, glyphs[i].font_size, fx_offset + char_off + p_shadow_ofs, gl, font_color); + if (p_shadow_outline_size > 0) { + TS->font_draw_glyph_outline(frid, ci, glyphs[i].font_size, p_shadow_outline_size, fx_offset + char_off + p_shadow_ofs, gl, font_color); + } + } else if (step == DRAW_STEP_OUTLINE && frid != RID() && outline_size > 0) { + TS->font_draw_glyph_outline(frid, ci, glyphs[i].font_size, outline_size, fx_offset + char_off, gl, font_color); + } + } + processed_glyphs_step++; + } + if (step == DRAW_STEP_TEXT && skip) { + // Finish underline/overline/strikethrough is previous glyph is skipped. + if (ul_started) { + ul_started = false; + float y_off = upos; + float underline_width = MAX(1.0, uth * theme_cache.base_scale); + draw_line(ul_start + Vector2(0, y_off), p_ofs + Vector2(off_step.x, off_step.y + y_off), ul_color, underline_width); + } + if (dot_ul_started) { + dot_ul_started = false; + float y_off = upos; + float underline_width = MAX(1.0, uth * theme_cache.base_scale); + draw_dashed_line(dot_ul_start + Vector2(0, y_off), p_ofs + Vector2(off_step.x, off_step.y + y_off), dot_ul_color, underline_width, MAX(2.0, underline_width * 2)); + } + if (st_started) { + st_started = false; + float y_off = -l_ascent + l_size.y / 2; + float underline_width = MAX(1.0, uth * theme_cache.base_scale); + draw_line(st_start + Vector2(0, y_off), p_ofs + Vector2(off_step.x, off_step.y + y_off), st_color, underline_width); + } + } + off_step.x += glyphs[i].advance; } - fx_offset += item_wave->prev_off; - } else if (item_fx->type == ITEM_TORNADO) { - ItemTornado *item_tornado = static_cast<ItemTornado *>(item_fx); - - if (!cn) { - double torn_x = Math::sin(item_tornado->frequency * item_tornado->elapsed_time + ((p_ofs.x + off.x) / 50)) * (item_tornado->radius); - double torn_y = Math::cos(item_tornado->frequency * item_tornado->elapsed_time + ((p_ofs.x + off.x) / 50)) * (item_tornado->radius); - item_tornado->prev_off = Point2(torn_x, torn_y); + draw_set_transform_matrix(Transform2D()); + } + // Draw boxes. + if (step == DRAW_STEP_BACKGROUND || step == DRAW_STEP_FOREGROUND) { + for (int j = 0; j < glyphs[i].repeat; j++) { + bool skip = (trim_chars && l.char_offset + glyphs[i].end > visible_characters) || (trim_glyphs_ltr && (processed_glyphs_step >= visible_glyphs)) || (trim_glyphs_rtl && (processed_glyphs_step < total_glyphs - visible_glyphs)); + if (!skip) { + Color color; + if (step == DRAW_STEP_BACKGROUND) { + color = _find_bgcolor(it); + } else if (step == DRAW_STEP_FOREGROUND) { + color = _find_fgcolor(it); + } + if (color != last_color) { + if (last_color.a > 0.0) { + Vector2 rect_off = p_ofs + Vector2(box_start - theme_cache.text_highlight_h_padding, off_step.y - l_ascent - theme_cache.text_highlight_v_padding); + Vector2 rect_size = Vector2(off_step.x - box_start + 2 * theme_cache.text_highlight_h_padding, l_size.y + 2 * theme_cache.text_highlight_v_padding); + RenderingServer::get_singleton()->canvas_item_add_rect(ci, Rect2(rect_off, rect_size), last_color); + } + if (color.a > 0.0) { + box_start = off_step.x; + } + } + last_color = color; + processed_glyphs_step++; + } else { + // Finish box is previous glyph is skipped. + if (last_color.a > 0.0) { + Vector2 rect_off = p_ofs + Vector2(box_start - theme_cache.text_highlight_h_padding, off_step.y - l_ascent - theme_cache.text_highlight_v_padding); + Vector2 rect_size = Vector2(off_step.x - box_start + 2 * theme_cache.text_highlight_h_padding, l_size.y + 2 * theme_cache.text_highlight_v_padding); + RenderingServer::get_singleton()->canvas_item_add_rect(ci, Rect2(rect_off, rect_size), last_color); + } + last_color = Color(0, 0, 0, 0); + } + off_step.x += glyphs[i].advance; } - fx_offset += item_tornado->prev_off; - } else if (item_fx->type == ITEM_RAINBOW) { - ItemRainbow *item_rainbow = static_cast<ItemRainbow *>(item_fx); - - font_color = font_color.from_hsv(item_rainbow->frequency * (item_rainbow->elapsed_time + ((p_ofs.x + off.x) / 50)), item_rainbow->saturation, item_rainbow->value, font_color.a); - } else if (item_fx->type == ITEM_PULSE) { - ItemPulse *item_pulse = static_cast<ItemPulse *>(item_fx); - - const float sined_time = (Math::ease(Math::pingpong(item_pulse->elapsed_time, 1.0 / item_pulse->frequency) * item_pulse->frequency, item_pulse->ease)); - font_color = font_color.lerp(font_color * item_pulse->color, sined_time); } } - - if (is_inside_tree() && get_viewport()->is_snap_2d_transforms_to_pixel_enabled()) { - fx_offset = fx_offset.round(); + // Finish lines and boxes. + if (step == DRAW_STEP_BACKGROUND) { + if (sel_start != -1) { + Color selection_bg = theme_cache.selection_color; + Vector<Vector2> sel = TS->shaped_text_get_selection(rid, sel_start, sel_end); + for (int i = 0; i < sel.size(); i++) { + Rect2 rect = Rect2(sel[i].x + p_ofs.x + off.x, p_ofs.y + off.y - l_ascent, sel[i].y - sel[i].x, l_size.y); // Note: use "off" not "off_step", selection is relative to the line start. + RenderingServer::get_singleton()->canvas_item_add_rect(ci, rect, selection_bg); + } + } } - Vector2 char_off = char_xform.get_origin(); - - Transform2D char_reverse_xform; - char_reverse_xform.set_origin(-char_off); - char_xform = char_xform * char_reverse_xform; - draw_set_transform_matrix(char_xform); - - if (selected && use_selected_font_color) { - font_color = theme_cache.font_selected_color; + if (step == DRAW_STEP_BACKGROUND || step == DRAW_STEP_FOREGROUND) { + if (last_color.a > 0.0) { + Vector2 rect_off = p_ofs + Vector2(box_start - theme_cache.text_highlight_h_padding, off_step.y - l_ascent - theme_cache.text_highlight_v_padding); + Vector2 rect_size = Vector2(off_step.x - box_start + 2 * theme_cache.text_highlight_h_padding, l_size.y + 2 * theme_cache.text_highlight_v_padding); + RenderingServer::get_singleton()->canvas_item_add_rect(ci, Rect2(rect_off, rect_size), last_color); + } } - - // Draw glyphs. - for (int j = 0; j < glyphs[i].repeat; j++) { - bool skip = (trim_chars && l.char_offset + glyphs[i].end > visible_characters) || (trim_glyphs_ltr && (r_processed_glyphs >= visible_glyphs)) || (trim_glyphs_rtl && (r_processed_glyphs < total_glyphs - visible_glyphs)); - if (txt_visible) { - if (!skip) { - if (frid != RID()) { - TS->font_draw_glyph(frid, ci, glyphs[i].font_size, fx_offset + char_off, gl, font_color); - } else if (((glyphs[i].flags & TextServer::GRAPHEME_IS_VIRTUAL) != TextServer::GRAPHEME_IS_VIRTUAL) && ((glyphs[i].flags & TextServer::GRAPHEME_IS_EMBEDDED_OBJECT) != TextServer::GRAPHEME_IS_EMBEDDED_OBJECT)) { - TS->draw_hex_code_box(ci, glyphs[i].font_size, fx_offset + char_off, gl, font_color); - } - } - r_processed_glyphs++; + if (step == DRAW_STEP_TEXT) { + if (ul_started) { + ul_started = false; + float y_off = upos; + float underline_width = MAX(1.0, uth * theme_cache.base_scale); + draw_line(ul_start + Vector2(0, y_off), p_ofs + Vector2(off_step.x, off_step.y + y_off), ul_color, underline_width); } - if (skip) { - // End underline/overline/strikethrough is previous glyph is skipped. - if (ul_started) { - ul_started = false; - float y_off = TS->shaped_text_get_underline_position(rid); - float underline_width = MAX(1.0, TS->shaped_text_get_underline_thickness(rid) * theme_cache.base_scale); - draw_line(ul_start + Vector2(0, y_off), p_ofs + Vector2(off.x, off.y + y_off), ul_color, underline_width); - } - if (dot_ul_started) { - dot_ul_started = false; - float y_off = TS->shaped_text_get_underline_position(rid); - float underline_width = MAX(1.0, TS->shaped_text_get_underline_thickness(rid) * theme_cache.base_scale); - draw_dashed_line(dot_ul_start + Vector2(0, y_off), p_ofs + Vector2(off.x, off.y + y_off), dot_ul_color, underline_width, MAX(2.0, underline_width * 2)); - } - if (st_started) { - st_started = false; - float y_off = -TS->shaped_text_get_ascent(rid) + TS->shaped_text_get_size(rid).y / 2; - float underline_width = MAX(1.0, TS->shaped_text_get_underline_thickness(rid) * theme_cache.base_scale); - draw_line(st_start + Vector2(0, y_off), p_ofs + Vector2(off.x, off.y + y_off), st_color, underline_width); - } + if (dot_ul_started) { + dot_ul_started = false; + float y_off = upos; + float underline_width = MAX(1.0, uth * theme_cache.base_scale); + draw_dashed_line(dot_ul_start + Vector2(0, y_off), p_ofs + Vector2(off_step.x, off_step.y + y_off), dot_ul_color, underline_width, MAX(2.0, underline_width * 2)); + } + if (st_started) { + st_started = false; + float y_off = -l_ascent + l_size.y / 2; + float underline_width = MAX(1.0, uth * theme_cache.base_scale); + draw_line(st_start + Vector2(0, y_off), p_ofs + Vector2(off_step.x, off_step.y + y_off), st_color, underline_width); } - off.x += glyphs[i].advance; } - - draw_set_transform_matrix(Transform2D()); - } - if (ul_started) { - ul_started = false; - float y_off = TS->shaped_text_get_underline_position(rid); - float underline_width = MAX(1.0, TS->shaped_text_get_underline_thickness(rid) * theme_cache.base_scale); - draw_line(ul_start + Vector2(0, y_off), p_ofs + Vector2(off.x, off.y + y_off), ul_color, underline_width); - } - if (dot_ul_started) { - dot_ul_started = false; - float y_off = TS->shaped_text_get_underline_position(rid); - float underline_width = MAX(1.0, TS->shaped_text_get_underline_thickness(rid) * theme_cache.base_scale); - draw_dashed_line(dot_ul_start + Vector2(0, y_off), p_ofs + Vector2(off.x, off.y + y_off), dot_ul_color, underline_width, MAX(2.0, underline_width * 2)); } - if (st_started) { - st_started = false; - float y_off = -TS->shaped_text_get_ascent(rid) + TS->shaped_text_get_size(rid).y / 2; - float underline_width = MAX(1.0, TS->shaped_text_get_underline_thickness(rid) * theme_cache.base_scale); - draw_line(st_start + Vector2(0, y_off), p_ofs + Vector2(off.x, off.y + y_off), st_color, underline_width); - } - // Draw foreground color box - _draw_fbg_boxes(ci, rid, fbg_line_off, it_from, it_to, chr_range.x, chr_range.y, 1); + r_processed_glyphs = processed_glyphs_step; off.y += TS->shaped_text_get_descent(rid); } @@ -1700,8 +1607,34 @@ float RichTextLabel::_find_click_in_line(ItemFrame *p_frame, int p_line, const V if (p_meta) { int64_t glyph_idx = TS->shaped_text_hit_test_grapheme(rid, p_click.x - rect.position.x); if (glyph_idx >= 0) { + float baseline_y = rect.position.y + TS->shaped_text_get_ascent(rid); const Glyph *glyphs = TS->shaped_text_get_glyphs(rid); - char_pos = glyphs[glyph_idx].start; + if (glyphs[glyph_idx].flags & TextServer::GRAPHEME_IS_EMBEDDED_OBJECT) { + // Emebedded object. + for (int i = 0; i < objects.size(); i++) { + if (TS->shaped_text_get_object_glyph(rid, objects[i]) == glyph_idx) { + Rect2 obj_rect = TS->shaped_text_get_object_rect(rid, objects[i]); + obj_rect.position.y += baseline_y; + if (p_click.y >= obj_rect.position.y && p_click.y <= obj_rect.position.y + obj_rect.size.y) { + char_pos = glyphs[glyph_idx].start; + } + break; + } + } + } else if (glyphs[glyph_idx].font_rid != RID()) { + // Normal glyph. + float fa = TS->font_get_ascent(glyphs[glyph_idx].font_rid, glyphs[glyph_idx].font_size); + float fd = TS->font_get_descent(glyphs[glyph_idx].font_rid, glyphs[glyph_idx].font_size); + if (p_click.y >= baseline_y - fa && p_click.y <= baseline_y + fd) { + char_pos = glyphs[glyph_idx].start; + } + } else if (!(glyphs[glyph_idx].flags & TextServer::GRAPHEME_IS_VIRTUAL)) { + // Hex code box. + Vector2 gl_size = TS->get_hex_code_box_size(glyphs[glyph_idx].font_size, glyphs[glyph_idx].index); + if (p_click.y >= baseline_y - gl_size.y * 0.9 && p_click.y <= baseline_y + gl_size.y * 0.2) { + char_pos = glyphs[glyph_idx].start; + } + } } } else { char_pos = TS->shaped_text_hit_test_position(rid, p_click.x - rect.position.x); @@ -1799,7 +1732,7 @@ void RichTextLabel::_scroll_changed(double) { return; } - if (scroll_follow && vscroll->get_value() >= (vscroll->get_max() - Math::round(vscroll->get_page()))) { + if (scroll_follow && vscroll->get_value() > (vscroll->get_max() - vscroll->get_page() - 1)) { scroll_following = true; } else { scroll_following = false; @@ -2145,12 +2078,12 @@ void RichTextLabel::gui_input(const Ref<InputEvent> &p_event) { if (b->get_button_index() == MouseButton::WHEEL_UP) { if (scroll_active) { - vscroll->set_value(vscroll->get_value() - vscroll->get_page() * b->get_factor() * 0.5 / 8); + vscroll->scroll(-vscroll->get_page() * b->get_factor() * 0.5 / 8); } } if (b->get_button_index() == MouseButton::WHEEL_DOWN) { if (scroll_active) { - vscroll->set_value(vscroll->get_value() + vscroll->get_page() * b->get_factor() * 0.5 / 8); + vscroll->scroll(vscroll->get_page() * b->get_factor() * 0.5 / 8); } } if (b->get_button_index() == MouseButton::RIGHT && context_menu_enabled) { @@ -2165,7 +2098,7 @@ void RichTextLabel::gui_input(const Ref<InputEvent> &p_event) { Ref<InputEventPanGesture> pan_gesture = p_event; if (pan_gesture.is_valid()) { if (scroll_active) { - vscroll->set_value(vscroll->get_value() + vscroll->get_page() * pan_gesture->get_delta().y * 0.5 / 8); + vscroll->scroll(vscroll->get_page() * pan_gesture->get_delta().y * 0.5 / 8); } return; @@ -2178,27 +2111,27 @@ void RichTextLabel::gui_input(const Ref<InputEvent> &p_event) { bool handled = false; if (k->is_action("ui_page_up", true) && vscroll->is_visible_in_tree()) { - vscroll->set_value(vscroll->get_value() - vscroll->get_page()); + vscroll->scroll(-vscroll->get_page()); handled = true; } if (k->is_action("ui_page_down", true) && vscroll->is_visible_in_tree()) { - vscroll->set_value(vscroll->get_value() + vscroll->get_page()); + vscroll->scroll(vscroll->get_page()); handled = true; } if (k->is_action("ui_up", true) && vscroll->is_visible_in_tree()) { - vscroll->set_value(vscroll->get_value() - theme_cache.normal_font->get_height(theme_cache.normal_font_size)); + vscroll->scroll(-theme_cache.normal_font->get_height(theme_cache.normal_font_size)); handled = true; } if (k->is_action("ui_down", true) && vscroll->is_visible_in_tree()) { - vscroll->set_value(vscroll->get_value() + theme_cache.normal_font->get_height(theme_cache.normal_font_size)); + vscroll->scroll(vscroll->get_value() + theme_cache.normal_font->get_height(theme_cache.normal_font_size)); handled = true; } if (k->is_action("ui_home", true) && vscroll->is_visible_in_tree()) { - vscroll->set_value(0); + vscroll->scroll_to(0); handled = true; } if (k->is_action("ui_end", true) && vscroll->is_visible_in_tree()) { - vscroll->set_value(vscroll->get_max()); + vscroll->scroll_to(vscroll->get_max()); handled = true; } if (is_shortcut_keys_enabled()) { @@ -3085,7 +3018,7 @@ void RichTextLabel::_process_line_caches() { if (fit_content) { update_minimum_size(); } - emit_signal(SNAME("finished")); + emit_signal(SceneStringName(finished)); } void RichTextLabel::_invalidate_current_line(ItemFrame *p_frame) { @@ -3208,33 +3141,6 @@ void RichTextLabel::_add_item(Item *p_item, bool p_enter, bool p_ensure_newline) queue_redraw(); } -void RichTextLabel::_remove_item(Item *p_item, const int p_line) { - int size = p_item->subitems.size(); - if (size == 0) { - p_item->parent->subitems.erase(p_item); - // If a newline was erased, all lines AFTER the newline need to be decremented. - if (p_item->type == ITEM_NEWLINE) { - current_frame->lines.remove_at(p_line); - if (p_line < (int)current_frame->lines.size() && current_frame->lines[p_line].from) { - for (List<Item *>::Element *E = current_frame->lines[p_line].from->E; E; E = E->next()) { - if (E->get()->line > p_line) { - E->get()->line--; - } - } - } - } - } else { - // First, remove all child items for the provided item. - while (p_item->subitems.size()) { - _remove_item(p_item->subitems.front()->get(), p_line); - } - // Then remove the provided item itself. - p_item->parent->subitems.erase(p_item); - } - items.free(p_item->rid); - memdelete(p_item); -} - Size2 RichTextLabel::_get_image_size(const Ref<Texture2D> &p_image, int p_width, int p_height, const Rect2 &p_region) { Size2 ret; if (p_width > 0) { @@ -3420,49 +3326,134 @@ void RichTextLabel::add_newline() { queue_redraw(); } -bool RichTextLabel::remove_paragraph(const int p_paragraph) { +void RichTextLabel::_remove_frame(HashSet<Item *> &r_erase_list, ItemFrame *p_frame, int p_line, bool p_erase, int p_char_offset, int p_line_offset) { + Line &l = p_frame->lines[p_line]; + Item *it_to = (p_line + 1 < (int)p_frame->lines.size()) ? p_frame->lines[p_line + 1].from : nullptr; + if (!p_erase) { + l.char_offset -= p_char_offset; + } + + for (Item *it = l.from; it && it != it_to;) { + Item *next_it = _get_next_item(it); + it->line -= p_line_offset; + if (!p_erase) { + while (r_erase_list.has(it->parent)) { + it->E->erase(); + it->parent = it->parent->parent; + it->E = it->parent->subitems.push_back(it); + } + } + if (it->type == ITEM_TABLE) { + ItemTable *table = static_cast<ItemTable *>(it); + for (List<Item *>::Element *sub_it = table->subitems.front(); sub_it; sub_it = sub_it->next()) { + ERR_CONTINUE(sub_it->get()->type != ITEM_FRAME); // Children should all be frames. + ItemFrame *frame = static_cast<ItemFrame *>(sub_it->get()); + for (int i = 0; i < (int)frame->lines.size(); i++) { + _remove_frame(r_erase_list, frame, i, p_erase, p_char_offset, 0); + } + if (p_erase) { + r_erase_list.insert(frame); + } else { + frame->char_ofs -= p_char_offset; + } + } + } + if (p_erase) { + r_erase_list.insert(it); + } else { + it->char_ofs -= p_char_offset; + } + it = next_it; + } +} + +bool RichTextLabel::remove_paragraph(int p_paragraph, bool p_no_invalidate) { _stop_thread(); MutexLock data_lock(data_mutex); - if (p_paragraph >= (int)current_frame->lines.size() || p_paragraph < 0) { + if (p_paragraph >= (int)main->lines.size() || p_paragraph < 0) { return false; } - // Remove all subitems with the same line as that provided. - Vector<List<Item *>::Element *> subitem_to_remove; - if (current_frame->lines[p_paragraph].from) { - for (List<Item *>::Element *E = current_frame->lines[p_paragraph].from->E; E; E = E->next()) { - if (E->get()->line == p_paragraph) { - subitem_to_remove.push_back(E); + if (main->lines.size() == 1) { + // Clear all. + main->_clear_children(); + current = main; + current_frame = main; + main->lines.clear(); + main->lines.resize(1); + + current_char_ofs = 0; + } else { + HashSet<Item *> erase_list; + Line &l = main->lines[p_paragraph]; + int off = l.char_count; + for (int i = p_paragraph; i < (int)main->lines.size(); i++) { + if (i == p_paragraph) { + _remove_frame(erase_list, main, i, true, off, 0); } else { - break; + _remove_frame(erase_list, main, i, false, off, 1); } } - } - - bool had_newline = false; - // Reverse for loop to remove items from the end first. - for (int i = subitem_to_remove.size() - 1; i >= 0; i--) { - List<Item *>::Element *subitem = subitem_to_remove[i]; - had_newline = had_newline || subitem->get()->type == ITEM_NEWLINE; - if (subitem->get() == current) { - pop(); + for (HashSet<Item *>::Iterator E = erase_list.begin(); E; ++E) { + Item *it = *E; + if (current_frame == it) { + current_frame = main; + } + if (current == it) { + current = main; + } + if (!erase_list.has(it->parent)) { + it->E->erase(); + } + items.free(it->rid); + it->subitems.clear(); + memdelete(it); } - _remove_item(subitem->get(), p_paragraph); + main->lines.remove_at(p_paragraph); + current_char_ofs -= off; } - if (!had_newline) { - current_frame->lines.remove_at(p_paragraph); - } + selection.click_frame = nullptr; + selection.click_item = nullptr; + selection.active = false; - if (current_frame->lines.is_empty()) { - current_frame->lines.resize(1); + if (p_no_invalidate) { + // Do not invalidate cache, only update vertical offsets of the paragraphs after deleted one and scrollbar. + int to_line = main->first_invalid_line.load() - 1; + float total_height = (p_paragraph == 0) ? 0 : _calculate_line_vertical_offset(main->lines[p_paragraph - 1]); + for (int i = p_paragraph; i < to_line; i++) { + MutexLock lock(main->lines[to_line - 1].text_buf->get_mutex()); + main->lines[i].offset.y = total_height; + total_height = _calculate_line_vertical_offset(main->lines[i]); + } + updating_scroll = true; + vscroll->set_max(total_height); + updating_scroll = false; + + main->first_invalid_line.store(MAX(main->first_invalid_line.load() - 1, 0)); + main->first_resized_line.store(MAX(main->first_resized_line.load() - 1, 0)); + main->first_invalid_font_line.store(MAX(main->first_invalid_font_line.load() - 1, 0)); + } else { + // Invalidate cache after the deleted paragraph. + main->first_invalid_line.store(MIN(main->first_invalid_line.load(), p_paragraph)); + main->first_resized_line.store(MIN(main->first_resized_line.load(), p_paragraph)); + main->first_invalid_font_line.store(MIN(main->first_invalid_font_line.load(), p_paragraph)); } + queue_redraw(); + + return true; +} + +bool RichTextLabel::invalidate_paragraph(int p_paragraph) { + _stop_thread(); + MutexLock data_lock(data_mutex); - if (p_paragraph == 0 && current->subitems.size() > 0) { - main->lines[0].from = main; + if (p_paragraph >= (int)main->lines.size() || p_paragraph < 0) { + return false; } + // Invalidate cache. main->first_invalid_line.store(MIN(main->first_invalid_line.load(), p_paragraph)); main->first_resized_line.store(MIN(main->first_resized_line.load(), p_paragraph)); main->first_invalid_font_line.store(MIN(main->first_invalid_font_line.load(), p_paragraph)); @@ -4095,7 +4086,7 @@ bool RichTextLabel::is_scroll_active() const { void RichTextLabel::set_scroll_follow(bool p_follow) { scroll_follow = p_follow; - if (!vscroll->is_visible_in_tree() || vscroll->get_value() >= (vscroll->get_max() - vscroll->get_page())) { + if (!vscroll->is_visible_in_tree() || vscroll->get_value() > (vscroll->get_max() - vscroll->get_page() - 1)) { scroll_following = true; } } @@ -4406,6 +4397,10 @@ void RichTextLabel::append_text(const String &p_bbcode) { push_strikethrough(); pos = brk_end + 1; tag_stack.push_front(tag); + } else if (tag.begins_with("char=")) { + int32_t char_code = tag.substr(5, tag.length()).hex_to_int(); + add_text(String::chr(char_code)); + pos = brk_end + 1; } else if (tag == "lb") { add_text("["); pos = brk_end + 1; @@ -5189,7 +5184,7 @@ void RichTextLabel::scroll_to_paragraph(int p_paragraph) { } int RichTextLabel::get_paragraph_count() const { - return current_frame->lines.size(); + return main->lines.size(); } int RichTextLabel::get_visible_paragraph_count() const { @@ -5917,7 +5912,8 @@ void RichTextLabel::_bind_methods() { ClassDB::bind_method(D_METHOD("add_image", "image", "width", "height", "color", "inline_align", "region", "key", "pad", "tooltip", "size_in_percent"), &RichTextLabel::add_image, DEFVAL(0), DEFVAL(0), DEFVAL(Color(1.0, 1.0, 1.0)), DEFVAL(INLINE_ALIGNMENT_CENTER), DEFVAL(Rect2()), DEFVAL(Variant()), DEFVAL(false), DEFVAL(String()), DEFVAL(false)); ClassDB::bind_method(D_METHOD("update_image", "key", "mask", "image", "width", "height", "color", "inline_align", "region", "pad", "tooltip", "size_in_percent"), &RichTextLabel::update_image, DEFVAL(0), DEFVAL(0), DEFVAL(Color(1.0, 1.0, 1.0)), DEFVAL(INLINE_ALIGNMENT_CENTER), DEFVAL(Rect2()), DEFVAL(false), DEFVAL(String()), DEFVAL(false)); ClassDB::bind_method(D_METHOD("newline"), &RichTextLabel::add_newline); - ClassDB::bind_method(D_METHOD("remove_paragraph", "paragraph"), &RichTextLabel::remove_paragraph); + ClassDB::bind_method(D_METHOD("remove_paragraph", "paragraph", "no_invalidate"), &RichTextLabel::remove_paragraph, DEFVAL(false)); + ClassDB::bind_method(D_METHOD("invalidate_paragraph", "paragraph"), &RichTextLabel::invalidate_paragraph); ClassDB::bind_method(D_METHOD("push_font", "font", "font_size"), &RichTextLabel::push_font, DEFVAL(0)); ClassDB::bind_method(D_METHOD("push_font_size", "font_size"), &RichTextLabel::push_font_size); ClassDB::bind_method(D_METHOD("push_normal"), &RichTextLabel::push_normal); @@ -6374,65 +6370,6 @@ void RichTextLabel::menu_option(int p_option) { } } -void RichTextLabel::_draw_fbg_boxes(RID p_ci, RID p_rid, Vector2 line_off, Item *it_from, Item *it_to, int start, int end, int fbg_flag) { - Vector2i fbg_index = Vector2i(end, start); - Color last_color = Color(0, 0, 0, 0); - bool draw_box = false; - // Draw a box based on color tags associated with glyphs - for (int i = start; i < end; i++) { - Item *it = _get_item_at_pos(it_from, it_to, i); - Color color; - - if (fbg_flag == 0) { - color = _find_bgcolor(it); - } else { - color = _find_fgcolor(it); - } - - bool change_to_color = ((color.a > 0) && ((last_color.a - 0.0) < 0.01)); - bool change_from_color = (((color.a - 0.0) < 0.01) && (last_color.a > 0.0)); - bool change_color = (((color.a > 0) == (last_color.a > 0)) && (color != last_color)); - - if (change_to_color) { - fbg_index.x = MIN(i, fbg_index.x); - fbg_index.y = MAX(i, fbg_index.y); - } - - if (change_from_color || change_color) { - fbg_index.x = MIN(i, fbg_index.x); - fbg_index.y = MAX(i, fbg_index.y); - draw_box = true; - } - - if (draw_box) { - Vector<Vector2> sel = TS->shaped_text_get_selection(p_rid, fbg_index.x, fbg_index.y); - for (int j = 0; j < sel.size(); j++) { - Vector2 rect_off = line_off + Vector2(sel[j].x - theme_cache.text_highlight_h_padding, -TS->shaped_text_get_ascent(p_rid) - theme_cache.text_highlight_v_padding); - Vector2 rect_size = Vector2(sel[j].y - sel[j].x + 2 * theme_cache.text_highlight_h_padding, TS->shaped_text_get_size(p_rid).y + 2 * theme_cache.text_highlight_v_padding); - RenderingServer::get_singleton()->canvas_item_add_rect(p_ci, Rect2(rect_off, rect_size), last_color); - } - fbg_index = Vector2i(end, start); - draw_box = false; - } - - if (change_color) { - fbg_index.x = MIN(i, fbg_index.x); - fbg_index.y = MAX(i, fbg_index.y); - } - - last_color = color; - } - - if (last_color.a > 0) { - Vector<Vector2> sel = TS->shaped_text_get_selection(p_rid, fbg_index.x, end); - for (int i = 0; i < sel.size(); i++) { - Vector2 rect_off = line_off + Vector2(sel[i].x - theme_cache.text_highlight_h_padding, -TS->shaped_text_get_ascent(p_rid) - theme_cache.text_highlight_v_padding); - Vector2 rect_size = Vector2(sel[i].y - sel[i].x + 2 * theme_cache.text_highlight_h_padding, TS->shaped_text_get_size(p_rid).y + 2 * theme_cache.text_highlight_v_padding); - RenderingServer::get_singleton()->canvas_item_add_rect(p_ci, Rect2(rect_off, rect_size), last_color); - } - } -} - Ref<RichTextEffect> RichTextLabel::_get_custom_effect_by_code(String p_bbcode_identifier) { for (int i = 0; i < custom_effects.size(); i++) { Ref<RichTextEffect> effect = custom_effects[i]; |