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Implement support for loading system fonts on Linux, macOS / iOS and Windows.

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This commit is contained in:
bruvzg
2022-07-08 15:38:30 +03:00
parent 3e0e84a54c
commit 36ef8f29dc
27 changed files with 1089 additions and 54 deletions
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134
editor/plugins/font_config_plugin.cpp
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@@ -895,17 +895,45 @@ void FontPreview::_notification(int p_what) {
Ref<Font> font = get_theme_font(SNAME("font"), SNAME("Label"));
int font_size = get_theme_font_size(SNAME("font_size"), SNAME("Label"));
Color text_color = get_theme_color(SNAME("font_color"), SNAME("Label"));
font->draw_string(get_canvas_item(), Point2(0, font->get_height(font_size) + 2 * EDSCALE), name, HORIZONTAL_ALIGNMENT_CENTER, get_size().x, font_size, text_color);
// Draw font preview.
Vector2 pos = Vector2(0, font->get_height(font_size)) + (get_size() - Vector2(0, font->get_height(font_size)) - line->get_size()) / 2;
line->draw(get_canvas_item(), pos, text_color);
bool prev_ok = true;
if (prev_font.is_valid()) {
if (prev_font->get_font_name().is_empty()) {
prev_ok = false;
} else {
String name;
if (prev_font->get_font_style_name().is_empty()) {
name = prev_font->get_font_name();
} else {
name = vformat("%s (%s)", prev_font->get_font_name(), prev_font->get_font_style_name());
}
if (prev_font->is_class("FontVariation")) {
name += " " + TTR(" - Variation");
}
font->draw_string(get_canvas_item(), Point2(0, font->get_height(font_size) + 2 * EDSCALE), name, HORIZONTAL_ALIGNMENT_CENTER, get_size().x, font_size, text_color);
// Draw font baseline.
Color line_color = text_color;
line_color.a *= 0.6;
draw_line(Vector2(0, pos.y + line->get_line_ascent()), Vector2(pos.x - 5, pos.y + line->get_line_ascent()), line_color);
draw_line(Vector2(pos.x + line->get_size().x + 5, pos.y + line->get_line_ascent()), Vector2(get_size().x, pos.y + line->get_line_ascent()), line_color);
String sample;
static const String sample_base = U"12漢字ԱբΑαАбΑαאבابܐܒހށआআਆઆଆஆఆಆആආกิກິༀကႠა한글ሀᎣᐁᚁᚠᜀᜠᝀᝠកᠠᤁᥐAb😀";
for (int i = 0; i < sample_base.length(); i++) {
if (prev_font->has_char(sample_base[i])) {
sample += sample_base[i];
}
}
if (sample.is_empty()) {
sample = prev_font->get_supported_chars().substr(0, 6);
}
if (sample.is_empty()) {
prev_ok = false;
} else {
prev_font->draw_string(get_canvas_item(), Point2(0, font->get_height(font_size) + prev_font->get_height(50)), sample, HORIZONTAL_ALIGNMENT_CENTER, get_size().x, 50, text_color);
}
}
}
if (!prev_ok) {
text_color.a *= 0.5;
font->draw_string(get_canvas_item(), Point2(0, font->get_height(font_size) + 2 * EDSCALE), TTR("Unable to preview font"), HORIZONTAL_ALIGNMENT_CENTER, get_size().x, font_size, text_color);
}
} break;
}
}
@@ -917,30 +945,11 @@ Size2 FontPreview::get_minimum_size() const {
}
void FontPreview::set_data(const Ref<Font> &p_f) {
line->clear();
if (p_f.is_valid()) {
name = vformat("%s (%s)", p_f->get_font_name(), p_f->get_font_style_name());
if (p_f->is_class("FontVariation")) {
name += " " + TTR(" - Variation");
}
String sample;
static const String sample_base = U"12漢字ԱբΑαАбΑαאבابܐܒހށआআਆઆଆஆఆಆആආกิກິༀကႠა한글ሀᎣᐁᚁᚠᜀᜠᝀᝠកᠠᤁᥐAb😀";
for (int i = 0; i < sample_base.length(); i++) {
if (p_f->has_char(sample_base[i])) {
sample += sample_base[i];
}
}
if (sample.is_empty()) {
sample = p_f->get_supported_chars().substr(0, 6);
}
line->add_string(sample, p_f, 50);
}
prev_font = p_f;
update();
}
FontPreview::FontPreview() {
line.instantiate();
}
/*************************************************************************/
@@ -964,6 +973,71 @@ bool EditorInspectorPluginFontPreview::parse_property(Object *p_object, const Va
return false;
}
/*************************************************************************/
/* EditorPropertyFontNamesArray */
/*************************************************************************/
void EditorPropertyFontNamesArray::_add_element() {
Size2 size = get_size();
menu->set_position(get_screen_position() + Size2(0, size.height * get_global_transform().get_scale().y));
menu->reset_size();
menu->popup();
}
void EditorPropertyFontNamesArray::_add_font(int p_option) {
if (updating) {
return;
}
Variant array = object->get_array();
int previous_size = array.call("size");
array.call("resize", previous_size + 1);
array.set(previous_size, menu->get_item_text(p_option));
emit_changed(get_edited_property(), array, "", false);
object->set_array(array);
update_property();
}
EditorPropertyFontNamesArray::EditorPropertyFontNamesArray() {
menu = memnew(PopupMenu);
menu->add_item("Sans-Serif", 0);
menu->add_item("Serif", 1);
menu->add_item("Monospace", 2);
menu->add_item("Fantasy", 3);
menu->add_item("Cursive", 4);
menu->add_separator();
if (OS::get_singleton()) {
Vector<String> fonts = OS::get_singleton()->get_system_fonts();
for (int i = 0; i < fonts.size(); i++) {
menu->add_item(fonts[i], i + 6);
}
}
add_child(menu);
menu->connect("id_pressed", callable_mp(this, &EditorPropertyFontNamesArray::_add_font));
}
/*************************************************************************/
/* EditorInspectorPluginSystemFont */
/*************************************************************************/
bool EditorInspectorPluginSystemFont::can_handle(Object *p_object) {
return Object::cast_to<SystemFont>(p_object) != nullptr;
}
bool EditorInspectorPluginSystemFont::parse_property(Object *p_object, const Variant::Type p_type, const String &p_path, const PropertyHint p_hint, const String &p_hint_text, const uint32_t p_usage, const bool p_wide) {
if (p_path == "font_names") {
EditorPropertyFontNamesArray *editor = memnew(EditorPropertyFontNamesArray);
editor->setup(p_type, p_hint_text);
add_property_editor(p_path, editor);
return true;
}
return false;
}
/*************************************************************************/
/* FontEditorPlugin */
/*************************************************************************/
@@ -973,6 +1047,10 @@ FontEditorPlugin::FontEditorPlugin() {
fc_plugin.instantiate();
EditorInspector::add_inspector_plugin(fc_plugin);
Ref<EditorInspectorPluginSystemFont> fs_plugin;
fs_plugin.instantiate();
EditorInspector::add_inspector_plugin(fs_plugin);
Ref<EditorInspectorPluginFontPreview> fp_plugin;
fp_plugin.instantiate();
EditorInspector::add_inspector_plugin(fp_plugin);