/*************************************************************************/ /* text_paragraph.cpp */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ /* "Software"), to deal in the Software without restriction, including */ /* without limitation the rights to use, copy, modify, merge, publish, */ /* distribute, sublicense, and/or sell copies of the Software, and to */ /* permit persons to whom the Software is furnished to do so, subject to */ /* the following conditions: */ /* */ /* The above copyright notice and this permission notice shall be */ /* included in all copies or substantial portions of the Software. */ /* */ /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /*************************************************************************/ #include "scene/resources/text_paragraph.h" void TextParagraph::_bind_methods() { ClassDB::bind_method(D_METHOD("clear"), &TextParagraph::clear); ClassDB::bind_method(D_METHOD("set_direction", "direction"), &TextParagraph::set_direction); ClassDB::bind_method(D_METHOD("get_direction"), &TextParagraph::get_direction); ADD_PROPERTY(PropertyInfo(Variant::INT, "direction", PROPERTY_HINT_ENUM, "Auto,Light-to-right,Right-to-left"), "set_direction", "get_direction"); ClassDB::bind_method(D_METHOD("set_custom_punctuation", "custom_punctuation"), &TextParagraph::set_custom_punctuation); ClassDB::bind_method(D_METHOD("get_custom_punctuation"), &TextParagraph::get_custom_punctuation); ADD_PROPERTY(PropertyInfo(Variant::STRING, "custom_punctuation"), "set_custom_punctuation", "get_custom_punctuation"); ClassDB::bind_method(D_METHOD("set_orientation", "orientation"), &TextParagraph::set_orientation); ClassDB::bind_method(D_METHOD("get_orientation"), &TextParagraph::get_orientation); ADD_PROPERTY(PropertyInfo(Variant::INT, "orientation", PROPERTY_HINT_ENUM, "Horizontal,Orientation"), "set_orientation", "get_orientation"); ClassDB::bind_method(D_METHOD("set_preserve_invalid", "enabled"), &TextParagraph::set_preserve_invalid); ClassDB::bind_method(D_METHOD("get_preserve_invalid"), &TextParagraph::get_preserve_invalid); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "preserve_invalid"), "set_preserve_invalid", "get_preserve_invalid"); ClassDB::bind_method(D_METHOD("set_preserve_control", "enabled"), &TextParagraph::set_preserve_control); ClassDB::bind_method(D_METHOD("get_preserve_control"), &TextParagraph::get_preserve_control); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "preserve_control"), "set_preserve_control", "get_preserve_control"); ClassDB::bind_method(D_METHOD("set_bidi_override", "override"), &TextParagraph::set_bidi_override); ClassDB::bind_method(D_METHOD("set_dropcap", "text", "fonts", "size", "dropcap_margins", "opentype_features", "language"), &TextParagraph::set_dropcap, DEFVAL(Rect2()), DEFVAL(Dictionary()), DEFVAL("")); ClassDB::bind_method(D_METHOD("clear_dropcap"), &TextParagraph::clear_dropcap); ClassDB::bind_method(D_METHOD("add_string", "text", "fonts", "size", "opentype_features", "language", "meta"), &TextParagraph::add_string, DEFVAL(Dictionary()), DEFVAL(""), DEFVAL(Variant())); ClassDB::bind_method(D_METHOD("add_object", "key", "size", "inline_align", "length"), &TextParagraph::add_object, DEFVAL(INLINE_ALIGNMENT_CENTER), DEFVAL(1)); ClassDB::bind_method(D_METHOD("resize_object", "key", "size", "inline_align"), &TextParagraph::resize_object, DEFVAL(INLINE_ALIGNMENT_CENTER)); ClassDB::bind_method(D_METHOD("set_alignment", "alignment"), &TextParagraph::set_alignment); ClassDB::bind_method(D_METHOD("get_alignment"), &TextParagraph::get_alignment); ADD_PROPERTY(PropertyInfo(Variant::INT, "alignment", PROPERTY_HINT_ENUM, "Left,Center,Right,Fill"), "set_alignment", "get_alignment"); ClassDB::bind_method(D_METHOD("tab_align", "tab_stops"), &TextParagraph::tab_align); ClassDB::bind_method(D_METHOD("set_flags", "flags"), &TextParagraph::set_flags); ClassDB::bind_method(D_METHOD("get_flags"), &TextParagraph::get_flags); ADD_PROPERTY(PropertyInfo(Variant::INT, "flags", PROPERTY_HINT_FLAGS, "Kashida Justify,Word Justify,Trim Edge Spaces After Justify,Justify Only After Last Tab,Break Mandatory,Break Words,Break Graphemes"), "set_flags", "get_flags"); ClassDB::bind_method(D_METHOD("set_text_overrun_behavior", "overrun_behavior"), &TextParagraph::set_text_overrun_behavior); ClassDB::bind_method(D_METHOD("get_text_overrun_behavior"), &TextParagraph::get_text_overrun_behavior); ADD_PROPERTY(PropertyInfo(Variant::INT, "text_overrun_behavior", PROPERTY_HINT_ENUM, "Trim Nothing,Trim Characters,Trim Words,Ellipsis,Word Ellipsis"), "set_text_overrun_behavior", "get_text_overrun_behavior"); ClassDB::bind_method(D_METHOD("set_width", "width"), &TextParagraph::set_width); ClassDB::bind_method(D_METHOD("get_width"), &TextParagraph::get_width); ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "width"), "set_width", "get_width"); ClassDB::bind_method(D_METHOD("get_non_wrapped_size"), &TextParagraph::get_non_wrapped_size); ClassDB::bind_method(D_METHOD("get_size"), &TextParagraph::get_size); ClassDB::bind_method(D_METHOD("get_rid"), &TextParagraph::get_rid); ClassDB::bind_method(D_METHOD("get_line_rid", "line"), &TextParagraph::get_line_rid); ClassDB::bind_method(D_METHOD("get_dropcap_rid"), &TextParagraph::get_dropcap_rid); ClassDB::bind_method(D_METHOD("get_line_count"), &TextParagraph::get_line_count); ClassDB::bind_method(D_METHOD("set_max_lines_visible", "max_lines_visible"), &TextParagraph::set_max_lines_visible); ClassDB::bind_method(D_METHOD("get_max_lines_visible"), &TextParagraph::get_max_lines_visible); ADD_PROPERTY(PropertyInfo(Variant::INT, "max_lines_visible"), "set_max_lines_visible", "get_max_lines_visible"); ClassDB::bind_method(D_METHOD("get_line_objects", "line"), &TextParagraph::get_line_objects); ClassDB::bind_method(D_METHOD("get_line_object_rect", "line", "key"), &TextParagraph::get_line_object_rect); ClassDB::bind_method(D_METHOD("get_line_size", "line"), &TextParagraph::get_line_size); ClassDB::bind_method(D_METHOD("get_line_range", "line"), &TextParagraph::get_line_range); ClassDB::bind_method(D_METHOD("get_line_ascent", "line"), &TextParagraph::get_line_ascent); ClassDB::bind_method(D_METHOD("get_line_descent", "line"), &TextParagraph::get_line_descent); ClassDB::bind_method(D_METHOD("get_line_width", "line"), &TextParagraph::get_line_width); ClassDB::bind_method(D_METHOD("get_line_underline_position", "line"), &TextParagraph::get_line_underline_position); ClassDB::bind_method(D_METHOD("get_line_underline_thickness", "line"), &TextParagraph::get_line_underline_thickness); ClassDB::bind_method(D_METHOD("get_spacing_top"), &TextParagraph::get_spacing_top); ClassDB::bind_method(D_METHOD("get_spacing_bottom"), &TextParagraph::get_spacing_bottom); ClassDB::bind_method(D_METHOD("get_dropcap_size"), &TextParagraph::get_dropcap_size); ClassDB::bind_method(D_METHOD("get_dropcap_lines"), &TextParagraph::get_dropcap_lines); ClassDB::bind_method(D_METHOD("draw", "canvas", "pos", "color", "dc_color"), &TextParagraph::draw, DEFVAL(Color(1, 1, 1)), DEFVAL(Color(1, 1, 1))); ClassDB::bind_method(D_METHOD("draw_outline", "canvas", "pos", "outline_size", "color", "dc_color"), &TextParagraph::draw_outline, DEFVAL(1), DEFVAL(Color(1, 1, 1)), DEFVAL(Color(1, 1, 1))); ClassDB::bind_method(D_METHOD("draw_line", "canvas", "pos", "line", "color"), &TextParagraph::draw_line, DEFVAL(Color(1, 1, 1))); ClassDB::bind_method(D_METHOD("draw_line_outline", "canvas", "pos", "line", "outline_size", "color"), &TextParagraph::draw_line_outline, DEFVAL(1), DEFVAL(Color(1, 1, 1))); ClassDB::bind_method(D_METHOD("draw_dropcap", "canvas", "pos", "color"), &TextParagraph::draw_dropcap, DEFVAL(Color(1, 1, 1))); ClassDB::bind_method(D_METHOD("draw_dropcap_outline", "canvas", "pos", "outline_size", "color"), &TextParagraph::draw_dropcap_outline, DEFVAL(1), DEFVAL(Color(1, 1, 1))); ClassDB::bind_method(D_METHOD("hit_test", "coords"), &TextParagraph::hit_test); BIND_ENUM_CONSTANT(OVERRUN_NO_TRIMMING); BIND_ENUM_CONSTANT(OVERRUN_TRIM_CHAR); BIND_ENUM_CONSTANT(OVERRUN_TRIM_WORD); BIND_ENUM_CONSTANT(OVERRUN_TRIM_ELLIPSIS); BIND_ENUM_CONSTANT(OVERRUN_TRIM_WORD_ELLIPSIS); } void TextParagraph::_shape_lines() { if (lines_dirty) { for (int i = 0; i < lines_rid.size(); i++) { TS->free(lines_rid[i]); } lines_rid.clear(); if (!tab_stops.is_empty()) { TS->shaped_text_tab_align(rid, tab_stops); } float h_offset = 0.f; float v_offset = 0.f; int start = 0; dropcap_lines = 0; if (TS->shaped_text_get_orientation(dropcap_rid) == TextServer::ORIENTATION_HORIZONTAL) { h_offset = TS->shaped_text_get_size(dropcap_rid).x + dropcap_margins.size.x + dropcap_margins.position.x; v_offset = TS->shaped_text_get_size(dropcap_rid).y + dropcap_margins.size.y + dropcap_margins.position.y; } else { h_offset = TS->shaped_text_get_size(dropcap_rid).y + dropcap_margins.size.y + dropcap_margins.position.y; v_offset = TS->shaped_text_get_size(dropcap_rid).x + dropcap_margins.size.x + dropcap_margins.position.x; } if (h_offset > 0) { // Dropcap, flow around. PackedInt32Array line_breaks = TS->shaped_text_get_line_breaks(rid, width - h_offset, 0, flags); for (int i = 0; i < line_breaks.size(); i = i + 2) { RID line = TS->shaped_text_substr(rid, line_breaks[i], line_breaks[i + 1] - line_breaks[i]); float h = (TS->shaped_text_get_orientation(line) == TextServer::ORIENTATION_HORIZONTAL) ? TS->shaped_text_get_size(line).y : TS->shaped_text_get_size(line).x; if (v_offset < h) { TS->free(line); break; } if (!tab_stops.is_empty()) { TS->shaped_text_tab_align(line, tab_stops); } dropcap_lines++; v_offset -= h; start = line_breaks[i + 1]; lines_rid.push_back(line); } } // Use fixed for the rest of lines. PackedInt32Array line_breaks = TS->shaped_text_get_line_breaks(rid, width, start, flags); for (int i = 0; i < line_breaks.size(); i = i + 2) { RID line = TS->shaped_text_substr(rid, line_breaks[i], line_breaks[i + 1] - line_breaks[i]); if (!tab_stops.is_empty()) { TS->shaped_text_tab_align(line, tab_stops); } lines_rid.push_back(line); } uint16_t overrun_flags = TextServer::OVERRUN_NO_TRIMMING; if (overrun_behavior != OVERRUN_NO_TRIMMING) { switch (overrun_behavior) { case OVERRUN_TRIM_WORD_ELLIPSIS: overrun_flags |= TextServer::OVERRUN_TRIM; overrun_flags |= TextServer::OVERRUN_TRIM_WORD_ONLY; overrun_flags |= TextServer::OVERRUN_ADD_ELLIPSIS; break; case OVERRUN_TRIM_ELLIPSIS: overrun_flags |= TextServer::OVERRUN_TRIM; overrun_flags |= TextServer::OVERRUN_ADD_ELLIPSIS; break; case OVERRUN_TRIM_WORD: overrun_flags |= TextServer::OVERRUN_TRIM; overrun_flags |= TextServer::OVERRUN_TRIM_WORD_ONLY; break; case OVERRUN_TRIM_CHAR: overrun_flags |= TextServer::OVERRUN_TRIM; break; case OVERRUN_NO_TRIMMING: break; } } bool autowrap_enabled = ((flags & TextServer::BREAK_WORD_BOUND) == TextServer::BREAK_WORD_BOUND) || ((flags & TextServer::BREAK_GRAPHEME_BOUND) == TextServer::BREAK_GRAPHEME_BOUND); // Fill after min_size calculation. if (autowrap_enabled) { int visible_lines = (max_lines_visible >= 0) ? MIN(max_lines_visible, lines_rid.size()) : lines_rid.size(); bool lines_hidden = visible_lines > 0 && visible_lines < lines_rid.size(); if (lines_hidden) { overrun_flags |= TextServer::OVERRUN_ENFORCE_ELLIPSIS; } if (alignment == HORIZONTAL_ALIGNMENT_FILL) { for (int i = 0; i < lines_rid.size(); i++) { if (i < visible_lines - 1 || lines_rid.size() == 1) { TS->shaped_text_fit_to_width(lines_rid[i], width, flags); } else if (i == (visible_lines - 1)) { TS->shaped_text_overrun_trim_to_width(lines_rid[visible_lines - 1], width, overrun_flags); } } } else if (lines_hidden) { TS->shaped_text_overrun_trim_to_width(lines_rid[visible_lines - 1], width, overrun_flags); } } else { // Autowrap disabled. for (int i = 0; i < lines_rid.size(); i++) { if (alignment == HORIZONTAL_ALIGNMENT_FILL) { TS->shaped_text_fit_to_width(lines_rid[i], width, flags); overrun_flags |= TextServer::OVERRUN_JUSTIFICATION_AWARE; TS->shaped_text_overrun_trim_to_width(lines_rid[i], width, overrun_flags); TS->shaped_text_fit_to_width(lines_rid[i], width, flags | TextServer::JUSTIFICATION_CONSTRAIN_ELLIPSIS); } else { TS->shaped_text_overrun_trim_to_width(lines_rid[i], width, overrun_flags); } } } lines_dirty = false; } } RID TextParagraph::get_rid() const { return rid; } RID TextParagraph::get_line_rid(int p_line) const { const_cast<TextParagraph *>(this)->_shape_lines(); ERR_FAIL_COND_V(p_line < 0 || p_line >= lines_rid.size(), RID()); return lines_rid[p_line]; } RID TextParagraph::get_dropcap_rid() const { return dropcap_rid; } void TextParagraph::clear() { spacing_top = 0; spacing_bottom = 0; for (int i = 0; i < lines_rid.size(); i++) { TS->free(lines_rid[i]); } lines_rid.clear(); TS->shaped_text_clear(rid); TS->shaped_text_clear(dropcap_rid); } void TextParagraph::set_preserve_invalid(bool p_enabled) { TS->shaped_text_set_preserve_invalid(rid, p_enabled); TS->shaped_text_set_preserve_invalid(dropcap_rid, p_enabled); lines_dirty = true; } bool TextParagraph::get_preserve_invalid() const { return TS->shaped_text_get_preserve_invalid(rid); } void TextParagraph::set_preserve_control(bool p_enabled) { TS->shaped_text_set_preserve_control(rid, p_enabled); TS->shaped_text_set_preserve_control(dropcap_rid, p_enabled); lines_dirty = true; } bool TextParagraph::get_preserve_control() const { return TS->shaped_text_get_preserve_control(rid); } void TextParagraph::set_direction(TextServer::Direction p_direction) { TS->shaped_text_set_direction(rid, p_direction); TS->shaped_text_set_direction(dropcap_rid, p_direction); lines_dirty = true; } TextServer::Direction TextParagraph::get_direction() const { const_cast<TextParagraph *>(this)->_shape_lines(); return TS->shaped_text_get_direction(rid); } void TextParagraph::set_custom_punctuation(const String &p_punct) { TS->shaped_text_set_custom_punctuation(rid, p_punct); lines_dirty = true; } String TextParagraph::get_custom_punctuation() const { return TS->shaped_text_get_custom_punctuation(rid); } void TextParagraph::set_orientation(TextServer::Orientation p_orientation) { TS->shaped_text_set_orientation(rid, p_orientation); TS->shaped_text_set_orientation(dropcap_rid, p_orientation); lines_dirty = true; } TextServer::Orientation TextParagraph::get_orientation() const { const_cast<TextParagraph *>(this)->_shape_lines(); return TS->shaped_text_get_orientation(rid); } bool TextParagraph::set_dropcap(const String &p_text, const Ref<Font> &p_fonts, int p_size, const Rect2 &p_dropcap_margins, const Dictionary &p_opentype_features, const String &p_language) { ERR_FAIL_COND_V(p_fonts.is_null(), false); TS->shaped_text_clear(dropcap_rid); dropcap_margins = p_dropcap_margins; bool res = TS->shaped_text_add_string(dropcap_rid, p_text, p_fonts->get_rids(), p_size, p_opentype_features, p_language); lines_dirty = true; return res; } void TextParagraph::clear_dropcap() { dropcap_margins = Rect2(); TS->shaped_text_clear(dropcap_rid); lines_dirty = true; } bool TextParagraph::add_string(const String &p_text, const Ref<Font> &p_fonts, int p_size, const Dictionary &p_opentype_features, const String &p_language, const Variant &p_meta) { ERR_FAIL_COND_V(p_fonts.is_null(), false); bool res = TS->shaped_text_add_string(rid, p_text, p_fonts->get_rids(), p_size, p_opentype_features, p_language, p_meta); spacing_top = p_fonts->get_spacing(TextServer::SPACING_TOP); spacing_bottom = p_fonts->get_spacing(TextServer::SPACING_BOTTOM); lines_dirty = true; return res; } int TextParagraph::get_spacing_top() const { return spacing_top; } int TextParagraph::get_spacing_bottom() const { return spacing_bottom; } void TextParagraph::set_bidi_override(const Array &p_override) { TS->shaped_text_set_bidi_override(rid, p_override); lines_dirty = true; } bool TextParagraph::add_object(Variant p_key, const Size2 &p_size, InlineAlignment p_inline_align, int p_length) { bool res = TS->shaped_text_add_object(rid, p_key, p_size, p_inline_align, p_length); lines_dirty = true; return res; } bool TextParagraph::resize_object(Variant p_key, const Size2 &p_size, InlineAlignment p_inline_align) { bool res = TS->shaped_text_resize_object(rid, p_key, p_size, p_inline_align); lines_dirty = true; return res; } void TextParagraph::set_alignment(HorizontalAlignment p_alignment) { if (alignment != p_alignment) { if (alignment == HORIZONTAL_ALIGNMENT_FILL || p_alignment == HORIZONTAL_ALIGNMENT_FILL) { alignment = p_alignment; lines_dirty = true; } else { alignment = p_alignment; } } } HorizontalAlignment TextParagraph::get_alignment() const { return alignment; } void TextParagraph::tab_align(const Vector<float> &p_tab_stops) { tab_stops = p_tab_stops; lines_dirty = true; } void TextParagraph::set_flags(uint16_t p_flags) { if (flags != p_flags) { flags = p_flags; lines_dirty = true; } } uint16_t TextParagraph::get_flags() const { return flags; } void TextParagraph::set_text_overrun_behavior(TextParagraph::OverrunBehavior p_behavior) { if (overrun_behavior != p_behavior) { overrun_behavior = p_behavior; lines_dirty = true; } } TextParagraph::OverrunBehavior TextParagraph::get_text_overrun_behavior() const { return overrun_behavior; } void TextParagraph::set_width(float p_width) { if (width != p_width) { width = p_width; lines_dirty = true; } } float TextParagraph::get_width() const { return width; } Size2 TextParagraph::get_non_wrapped_size() const { const_cast<TextParagraph *>(this)->_shape_lines(); if (TS->shaped_text_get_orientation(rid) == TextServer::ORIENTATION_HORIZONTAL) { return Size2(TS->shaped_text_get_size(rid).x, TS->shaped_text_get_size(rid).y + spacing_top + spacing_bottom); } else { return Size2(TS->shaped_text_get_size(rid).x + spacing_top + spacing_bottom, TS->shaped_text_get_size(rid).y); } } Size2 TextParagraph::get_size() const { const_cast<TextParagraph *>(this)->_shape_lines(); Size2 size; int visible_lines = (max_lines_visible >= 0) ? MIN(max_lines_visible, lines_rid.size()) : lines_rid.size(); for (int i = 0; i < visible_lines; i++) { Size2 lsize = TS->shaped_text_get_size(lines_rid[i]); if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) { size.x = MAX(size.x, lsize.x); size.y += lsize.y + spacing_top + spacing_bottom; } else { size.x += lsize.x + spacing_top + spacing_bottom; size.y = MAX(size.y, lsize.y); } } return size; } int TextParagraph::get_line_count() const { const_cast<TextParagraph *>(this)->_shape_lines(); return lines_rid.size(); } void TextParagraph::set_max_lines_visible(int p_lines) { if (p_lines != max_lines_visible) { max_lines_visible = p_lines; lines_dirty = true; } } int TextParagraph::get_max_lines_visible() const { return max_lines_visible; } Array TextParagraph::get_line_objects(int p_line) const { const_cast<TextParagraph *>(this)->_shape_lines(); ERR_FAIL_COND_V(p_line < 0 || p_line >= lines_rid.size(), Array()); return TS->shaped_text_get_objects(lines_rid[p_line]); } Rect2 TextParagraph::get_line_object_rect(int p_line, Variant p_key) const { const_cast<TextParagraph *>(this)->_shape_lines(); ERR_FAIL_COND_V(p_line < 0 || p_line >= lines_rid.size(), Rect2()); Rect2 xrect = TS->shaped_text_get_object_rect(lines_rid[p_line], p_key); for (int i = 0; i < p_line; i++) { Size2 lsize = TS->shaped_text_get_size(lines_rid[i]); if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) { xrect.position.y += lsize.y + spacing_top + spacing_bottom; } else { xrect.position.x += lsize.x + spacing_top + spacing_bottom; } } return xrect; } Size2 TextParagraph::get_line_size(int p_line) const { const_cast<TextParagraph *>(this)->_shape_lines(); ERR_FAIL_COND_V(p_line < 0 || p_line >= lines_rid.size(), Size2()); if (TS->shaped_text_get_orientation(lines_rid[p_line]) == TextServer::ORIENTATION_HORIZONTAL) { return Size2(TS->shaped_text_get_size(lines_rid[p_line]).x, TS->shaped_text_get_size(lines_rid[p_line]).y + spacing_top + spacing_bottom); } else { return Size2(TS->shaped_text_get_size(lines_rid[p_line]).x + spacing_top + spacing_bottom, TS->shaped_text_get_size(lines_rid[p_line]).y); } } Vector2i TextParagraph::get_line_range(int p_line) const { const_cast<TextParagraph *>(this)->_shape_lines(); ERR_FAIL_COND_V(p_line < 0 || p_line >= lines_rid.size(), Vector2i()); return TS->shaped_text_get_range(lines_rid[p_line]); } float TextParagraph::get_line_ascent(int p_line) const { const_cast<TextParagraph *>(this)->_shape_lines(); ERR_FAIL_COND_V(p_line < 0 || p_line >= lines_rid.size(), 0.f); return TS->shaped_text_get_ascent(lines_rid[p_line]) + spacing_top; } float TextParagraph::get_line_descent(int p_line) const { const_cast<TextParagraph *>(this)->_shape_lines(); ERR_FAIL_COND_V(p_line < 0 || p_line >= lines_rid.size(), 0.f); return TS->shaped_text_get_descent(lines_rid[p_line]) + spacing_bottom; } float TextParagraph::get_line_width(int p_line) const { const_cast<TextParagraph *>(this)->_shape_lines(); ERR_FAIL_COND_V(p_line < 0 || p_line >= lines_rid.size(), 0.f); return TS->shaped_text_get_width(lines_rid[p_line]); } float TextParagraph::get_line_underline_position(int p_line) const { const_cast<TextParagraph *>(this)->_shape_lines(); ERR_FAIL_COND_V(p_line < 0 || p_line >= lines_rid.size(), 0.f); return TS->shaped_text_get_underline_position(lines_rid[p_line]); } float TextParagraph::get_line_underline_thickness(int p_line) const { const_cast<TextParagraph *>(this)->_shape_lines(); ERR_FAIL_COND_V(p_line < 0 || p_line >= lines_rid.size(), 0.f); return TS->shaped_text_get_underline_thickness(lines_rid[p_line]); } Size2 TextParagraph::get_dropcap_size() const { return TS->shaped_text_get_size(dropcap_rid) + dropcap_margins.size + dropcap_margins.position; } int TextParagraph::get_dropcap_lines() const { return dropcap_lines; } void TextParagraph::draw(RID p_canvas, const Vector2 &p_pos, const Color &p_color, const Color &p_dc_color) const { const_cast<TextParagraph *>(this)->_shape_lines(); Vector2 ofs = p_pos; float h_offset = 0.f; if (TS->shaped_text_get_orientation(dropcap_rid) == TextServer::ORIENTATION_HORIZONTAL) { h_offset = TS->shaped_text_get_size(dropcap_rid).x + dropcap_margins.size.x + dropcap_margins.position.x; } else { h_offset = TS->shaped_text_get_size(dropcap_rid).y + dropcap_margins.size.y + dropcap_margins.position.y; } if (h_offset > 0) { // Draw dropcap. Vector2 dc_off = ofs; if (TS->shaped_text_get_inferred_direction(dropcap_rid) == TextServer::DIRECTION_RTL) { if (TS->shaped_text_get_orientation(dropcap_rid) == TextServer::ORIENTATION_HORIZONTAL) { dc_off.x += width - h_offset; } else { dc_off.y += width - h_offset; } } TS->shaped_text_draw(dropcap_rid, p_canvas, dc_off + Vector2(0, TS->shaped_text_get_ascent(dropcap_rid) + dropcap_margins.size.y + dropcap_margins.position.y / 2), -1, -1, p_dc_color); } int lines_visible = (max_lines_visible >= 0) ? MIN(max_lines_visible, lines_rid.size()) : lines_rid.size(); for (int i = 0; i < lines_visible; i++) { float l_width = width; if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) { ofs.x = p_pos.x; ofs.y += TS->shaped_text_get_ascent(lines_rid[i]) + spacing_top; if (i <= dropcap_lines) { if (TS->shaped_text_get_inferred_direction(dropcap_rid) == TextServer::DIRECTION_LTR) { ofs.x -= h_offset; } l_width -= h_offset; } } else { ofs.y = p_pos.y; ofs.x += TS->shaped_text_get_ascent(lines_rid[i]) + spacing_top; if (i <= dropcap_lines) { if (TS->shaped_text_get_inferred_direction(dropcap_rid) == TextServer::DIRECTION_LTR) { ofs.x -= h_offset; } l_width -= h_offset; } } float line_width = TS->shaped_text_get_width(lines_rid[i]); if (width > 0) { switch (alignment) { case HORIZONTAL_ALIGNMENT_FILL: if (TS->shaped_text_get_inferred_direction(lines_rid[i]) == TextServer::DIRECTION_RTL) { if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) { ofs.x += l_width - line_width; } else { ofs.y += l_width - line_width; } } break; case HORIZONTAL_ALIGNMENT_LEFT: break; case HORIZONTAL_ALIGNMENT_CENTER: { if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) { ofs.x += Math::floor((l_width - line_width) / 2.0); } else { ofs.y += Math::floor((l_width - line_width) / 2.0); } } break; case HORIZONTAL_ALIGNMENT_RIGHT: { if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) { ofs.x += l_width - line_width; } else { ofs.y += l_width - line_width; } } break; } } float clip_l; if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) { clip_l = MAX(0, p_pos.x - ofs.x); } else { clip_l = MAX(0, p_pos.y - ofs.y); } TS->shaped_text_draw(lines_rid[i], p_canvas, ofs, clip_l, clip_l + l_width, p_color); if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) { ofs.x = p_pos.x; ofs.y += TS->shaped_text_get_descent(lines_rid[i]) + spacing_bottom; } else { ofs.y = p_pos.y; ofs.x += TS->shaped_text_get_descent(lines_rid[i]) + spacing_bottom; } } } void TextParagraph::draw_outline(RID p_canvas, const Vector2 &p_pos, int p_outline_size, const Color &p_color, const Color &p_dc_color) const { const_cast<TextParagraph *>(this)->_shape_lines(); Vector2 ofs = p_pos; float h_offset = 0.f; if (TS->shaped_text_get_orientation(dropcap_rid) == TextServer::ORIENTATION_HORIZONTAL) { h_offset = TS->shaped_text_get_size(dropcap_rid).x + dropcap_margins.size.x + dropcap_margins.position.x; } else { h_offset = TS->shaped_text_get_size(dropcap_rid).y + dropcap_margins.size.y + dropcap_margins.position.y; } if (h_offset > 0) { // Draw dropcap. Vector2 dc_off = ofs; if (TS->shaped_text_get_inferred_direction(dropcap_rid) == TextServer::DIRECTION_RTL) { if (TS->shaped_text_get_orientation(dropcap_rid) == TextServer::ORIENTATION_HORIZONTAL) { dc_off.x += width - h_offset; } else { dc_off.y += width - h_offset; } } TS->shaped_text_draw_outline(dropcap_rid, p_canvas, dc_off + Vector2(dropcap_margins.position.x, TS->shaped_text_get_ascent(dropcap_rid) + dropcap_margins.position.y), -1, -1, p_outline_size, p_dc_color); } for (int i = 0; i < lines_rid.size(); i++) { float l_width = width; if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) { ofs.x = p_pos.x; ofs.y += TS->shaped_text_get_ascent(lines_rid[i]) + spacing_top; if (i <= dropcap_lines) { if (TS->shaped_text_get_inferred_direction(dropcap_rid) == TextServer::DIRECTION_LTR) { ofs.x -= h_offset; } l_width -= h_offset; } } else { ofs.y = p_pos.y; ofs.x += TS->shaped_text_get_ascent(lines_rid[i]) + spacing_top; if (i <= dropcap_lines) { if (TS->shaped_text_get_inferred_direction(dropcap_rid) == TextServer::DIRECTION_LTR) { ofs.x -= h_offset; } l_width -= h_offset; } } float length = TS->shaped_text_get_width(lines_rid[i]); if (width > 0) { switch (alignment) { case HORIZONTAL_ALIGNMENT_FILL: if (TS->shaped_text_get_inferred_direction(lines_rid[i]) == TextServer::DIRECTION_RTL) { if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) { ofs.x += l_width - length; } else { ofs.y += l_width - length; } } break; case HORIZONTAL_ALIGNMENT_LEFT: break; case HORIZONTAL_ALIGNMENT_CENTER: { if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) { ofs.x += Math::floor((l_width - length) / 2.0); } else { ofs.y += Math::floor((l_width - length) / 2.0); } } break; case HORIZONTAL_ALIGNMENT_RIGHT: { if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) { ofs.x += l_width - length; } else { ofs.y += l_width - length; } } break; } } float clip_l; if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) { clip_l = MAX(0, p_pos.x - ofs.x); } else { clip_l = MAX(0, p_pos.y - ofs.y); } TS->shaped_text_draw_outline(lines_rid[i], p_canvas, ofs, clip_l, clip_l + l_width, p_outline_size, p_color); if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) { ofs.x = p_pos.x; ofs.y += TS->shaped_text_get_descent(lines_rid[i]) + spacing_bottom; } else { ofs.y = p_pos.y; ofs.x += TS->shaped_text_get_descent(lines_rid[i]) + spacing_bottom; } } } int TextParagraph::hit_test(const Point2 &p_coords) const { const_cast<TextParagraph *>(this)->_shape_lines(); Vector2 ofs; if (TS->shaped_text_get_orientation(rid) == TextServer::ORIENTATION_HORIZONTAL) { if (ofs.y < 0) { return 0; } } else { if (ofs.x < 0) { return 0; } } for (int i = 0; i < lines_rid.size(); i++) { if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) { if ((p_coords.y >= ofs.y) && (p_coords.y <= ofs.y + TS->shaped_text_get_size(lines_rid[i]).y)) { return TS->shaped_text_hit_test_position(lines_rid[i], p_coords.x); } ofs.y += TS->shaped_text_get_size(lines_rid[i]).y + spacing_bottom + spacing_top; } else { if ((p_coords.x >= ofs.x) && (p_coords.x <= ofs.x + TS->shaped_text_get_size(lines_rid[i]).x)) { return TS->shaped_text_hit_test_position(lines_rid[i], p_coords.y); } ofs.y += TS->shaped_text_get_size(lines_rid[i]).x + spacing_bottom + spacing_top; } } return TS->shaped_text_get_range(rid).y; } void TextParagraph::draw_dropcap(RID p_canvas, const Vector2 &p_pos, const Color &p_color) const { Vector2 ofs = p_pos; float h_offset = 0.f; if (TS->shaped_text_get_orientation(dropcap_rid) == TextServer::ORIENTATION_HORIZONTAL) { h_offset = TS->shaped_text_get_size(dropcap_rid).x + dropcap_margins.size.x + dropcap_margins.position.x; } else { h_offset = TS->shaped_text_get_size(dropcap_rid).y + dropcap_margins.size.y + dropcap_margins.position.y; } if (h_offset > 0) { // Draw dropcap. if (TS->shaped_text_get_inferred_direction(dropcap_rid) == TextServer::DIRECTION_RTL) { if (TS->shaped_text_get_orientation(dropcap_rid) == TextServer::ORIENTATION_HORIZONTAL) { ofs.x += width - h_offset; } else { ofs.y += width - h_offset; } } TS->shaped_text_draw(dropcap_rid, p_canvas, ofs + Vector2(dropcap_margins.position.x, TS->shaped_text_get_ascent(dropcap_rid) + dropcap_margins.position.y), -1, -1, p_color); } } void TextParagraph::draw_dropcap_outline(RID p_canvas, const Vector2 &p_pos, int p_outline_size, const Color &p_color) const { Vector2 ofs = p_pos; float h_offset = 0.f; if (TS->shaped_text_get_orientation(dropcap_rid) == TextServer::ORIENTATION_HORIZONTAL) { h_offset = TS->shaped_text_get_size(dropcap_rid).x + dropcap_margins.size.x + dropcap_margins.position.x; } else { h_offset = TS->shaped_text_get_size(dropcap_rid).y + dropcap_margins.size.y + dropcap_margins.position.y; } if (h_offset > 0) { // Draw dropcap. if (TS->shaped_text_get_inferred_direction(dropcap_rid) == TextServer::DIRECTION_RTL) { if (TS->shaped_text_get_orientation(dropcap_rid) == TextServer::ORIENTATION_HORIZONTAL) { ofs.x += width - h_offset; } else { ofs.y += width - h_offset; } } TS->shaped_text_draw_outline(dropcap_rid, p_canvas, ofs + Vector2(dropcap_margins.position.x, TS->shaped_text_get_ascent(dropcap_rid) + dropcap_margins.position.y), -1, -1, p_outline_size, p_color); } } void TextParagraph::draw_line(RID p_canvas, const Vector2 &p_pos, int p_line, const Color &p_color) const { const_cast<TextParagraph *>(this)->_shape_lines(); ERR_FAIL_COND(p_line < 0 || p_line >= lines_rid.size()); Vector2 ofs = p_pos; if (TS->shaped_text_get_orientation(lines_rid[p_line]) == TextServer::ORIENTATION_HORIZONTAL) { ofs.y += TS->shaped_text_get_ascent(lines_rid[p_line]) + spacing_top; } else { ofs.x += TS->shaped_text_get_ascent(lines_rid[p_line]) + spacing_top; } return TS->shaped_text_draw(lines_rid[p_line], p_canvas, ofs, -1, -1, p_color); } void TextParagraph::draw_line_outline(RID p_canvas, const Vector2 &p_pos, int p_line, int p_outline_size, const Color &p_color) const { const_cast<TextParagraph *>(this)->_shape_lines(); ERR_FAIL_COND(p_line < 0 || p_line >= lines_rid.size()); Vector2 ofs = p_pos; if (TS->shaped_text_get_orientation(lines_rid[p_line]) == TextServer::ORIENTATION_HORIZONTAL) { ofs.y += TS->shaped_text_get_ascent(lines_rid[p_line]) + spacing_top; } else { ofs.x += TS->shaped_text_get_ascent(lines_rid[p_line]) + spacing_top; } return TS->shaped_text_draw_outline(lines_rid[p_line], p_canvas, ofs, -1, -1, p_outline_size, p_color); } TextParagraph::TextParagraph(const String &p_text, const Ref<Font> &p_fonts, int p_size, const Dictionary &p_opentype_features, const String &p_language, float p_width, TextServer::Direction p_direction, TextServer::Orientation p_orientation) { rid = TS->create_shaped_text(p_direction, p_orientation); TS->shaped_text_add_string(rid, p_text, p_fonts->get_rids(), p_size, p_opentype_features, p_language); spacing_top = p_fonts->get_spacing(TextServer::SPACING_TOP); spacing_bottom = p_fonts->get_spacing(TextServer::SPACING_BOTTOM); width = p_width; } TextParagraph::TextParagraph() { rid = TS->create_shaped_text(); dropcap_rid = TS->create_shaped_text(); } TextParagraph::~TextParagraph() { for (int i = 0; i < lines_rid.size(); i++) { TS->free(lines_rid[i]); } lines_rid.clear(); TS->free(rid); TS->free(dropcap_rid); }