godot/editor/plugins/text_control_editor_plugin.cpp

376 lines
13 KiB
C++

/*************************************************************************/
/* text_control_editor_plugin.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 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 "text_control_editor_plugin.h"
#include "editor/editor_scale.h"
void TextControlEditor::_notification(int p_notification) {
switch (p_notification) {
case NOTIFICATION_ENTER_TREE: {
if (!EditorFileSystem::get_singleton()->is_connected("filesystem_changed", callable_mp(this, &TextControlEditor::_reload_fonts))) {
EditorFileSystem::get_singleton()->connect("filesystem_changed", callable_mp(this, &TextControlEditor::_reload_fonts), make_binds(""));
}
[[fallthrough]];
}
case NOTIFICATION_THEME_CHANGED: {
clear_formatting->set_icon(get_theme_icon(SNAME("Remove"), SNAME("EditorIcons")));
} break;
case NOTIFICATION_EXIT_TREE: {
if (EditorFileSystem::get_singleton()->is_connected("filesystem_changed", callable_mp(this, &TextControlEditor::_reload_fonts))) {
EditorFileSystem::get_singleton()->disconnect("filesystem_changed", callable_mp(this, &TextControlEditor::_reload_fonts));
}
} break;
default:
break;
}
}
void TextControlEditor::_find_resources(EditorFileSystemDirectory *p_dir) {
for (int i = 0; i < p_dir->get_subdir_count(); i++) {
_find_resources(p_dir->get_subdir(i));
}
for (int i = 0; i < p_dir->get_file_count(); i++) {
if (p_dir->get_file_type(i) == "FontData") {
Ref<FontData> fd = ResourceLoader::load(p_dir->get_file_path(i));
if (fd.is_valid()) {
String name = fd->get_font_name();
String sty = fd->get_font_style_name();
if (sty.is_empty()) {
sty = "Default";
}
fonts[name][sty] = p_dir->get_file_path(i);
}
}
}
}
void TextControlEditor::_reload_fonts(const String &p_path) {
fonts.clear();
_find_resources(EditorFileSystem::get_singleton()->get_filesystem());
_update_control();
}
void TextControlEditor::_update_fonts_menu() {
font_list->clear();
font_list->add_item(TTR("[Theme Default]"), FONT_INFO_THEME_DEFAULT);
if (custom_font.is_valid()) {
font_list->add_item(TTR("[Custom Font]"), FONT_INFO_USER_CUSTOM);
}
int id = FONT_INFO_ID;
for (Map<String, Map<String, String>>::Element *E = fonts.front(); E; E = E->next()) {
font_list->add_item(E->key(), id++);
}
if (font_list->get_item_count() > 1) {
font_list->show();
} else {
font_list->hide();
}
}
void TextControlEditor::_update_styles_menu() {
font_style_list->clear();
if ((font_list->get_selected_id() >= FONT_INFO_ID)) {
const String &name = font_list->get_item_text(font_list->get_selected());
for (Map<String, String>::Element *E = fonts[name].front(); E; E = E->next()) {
font_style_list->add_item(E->key());
}
} else {
font_style_list->add_item("Default");
}
if (font_style_list->get_item_count() > 1) {
font_style_list->show();
} else {
font_style_list->hide();
}
}
void TextControlEditor::_update_control() {
if (edited_control) {
// Get override names.
if (edited_control->is_class("RichTextLabel")) {
edited_color = "default_color";
edited_font = "normal_font";
edited_font_size = "normal_font_size";
} else {
edited_color = "font_color";
edited_font = "font";
edited_font_size = "font_size";
}
// Get font override.
Ref<Font> font;
if (edited_control->has_theme_font_override(edited_font)) {
font = edited_control->get_theme_font(edited_font);
}
if (font.is_valid()) {
if (font->get_data_count() != 1) {
// Composite font, save it to "custom_font" to allow undoing font change.
custom_font = font;
_update_fonts_menu();
font_list->select(FONT_INFO_USER_CUSTOM);
_update_styles_menu();
font_style_list->select(0);
} else {
// Single face font, search for the font with matching name and style.
String name = font->get_data(0)->get_font_name();
String style = font->get_data(0)->get_font_style_name();
if (fonts.has(name) && fonts[name].has(style)) {
_update_fonts_menu();
for (int i = 0; i < font_list->get_item_count(); i++) {
if (font_list->get_item_text(i) == name) {
font_list->select(i);
break;
}
}
_update_styles_menu();
for (int i = 0; i < font_style_list->get_item_count(); i++) {
if (font_style_list->get_item_text(i) == style) {
font_style_list->select(i);
break;
}
}
} else {
// Unknown font, save it to "custom_font" to allow undoing font change.
custom_font = font;
_update_fonts_menu();
font_list->select(FONT_INFO_USER_CUSTOM);
_update_styles_menu();
font_style_list->select(0);
}
}
} else {
// No font override, select "Theme Default".
_update_fonts_menu();
font_list->select(FONT_INFO_THEME_DEFAULT);
_update_styles_menu();
font_style_list->select(0);
}
// Get other theme overrides.
font_size_list->set_value(edited_control->get_theme_font_size(edited_font_size));
outline_size_list->set_value(edited_control->get_theme_constant("outline_size"));
font_color_picker->set_pick_color(edited_control->get_theme_color(edited_color));
outline_color_picker->set_pick_color(edited_control->get_theme_color("font_outline_color"));
}
}
void TextControlEditor::_font_selected(int p_id) {
_update_styles_menu();
_set_font();
}
void TextControlEditor::_font_style_selected(int p_id) {
_set_font();
}
void TextControlEditor::_set_font() {
if (edited_control) {
if (font_list->get_selected_id() == FONT_INFO_THEME_DEFAULT) {
// Remove font override.
edited_control->remove_theme_font_override(edited_font);
return;
} else if (font_list->get_selected_id() == FONT_INFO_USER_CUSTOM) {
// Restore "custom_font".
edited_control->add_theme_font_override(edited_font, custom_font);
return;
} else {
// Load new font resource using selected name and style.
String name = font_list->get_item_text(font_list->get_selected());
String sty = font_style_list->get_item_text(font_style_list->get_selected());
if (sty.is_empty()) {
sty = "Default";
}
if (fonts.has(name)) {
Ref<FontData> fd = ResourceLoader::load(fonts[name][sty]);
if (fd.is_valid()) {
Ref<Font> f;
f.instantiate();
f->add_data(fd);
edited_control->add_theme_font_override(edited_font, f);
}
}
}
}
}
void TextControlEditor::_font_size_selected(double p_size) {
if (edited_control) {
edited_control->add_theme_font_size_override(edited_font_size, p_size);
}
}
void TextControlEditor::_outline_size_selected(double p_size) {
if (edited_control) {
edited_control->add_theme_constant_override("outline_size", p_size);
}
}
void TextControlEditor::_font_color_changed(const Color &p_color) {
if (edited_control) {
edited_control->add_theme_color_override(edited_color, p_color);
}
}
void TextControlEditor::_outline_color_changed(const Color &p_color) {
if (edited_control) {
edited_control->add_theme_color_override("font_outline_color", p_color);
}
}
void TextControlEditor::_clear_formatting() {
if (edited_control) {
edited_control->begin_bulk_theme_override();
edited_control->remove_theme_font_override(edited_font);
edited_control->remove_theme_font_size_override(edited_font_size);
edited_control->remove_theme_color_override(edited_color);
edited_control->remove_theme_color_override("font_outline_color");
edited_control->remove_theme_constant_override("outline_size");
edited_control->end_bulk_theme_override();
_update_control();
}
}
void TextControlEditor::edit(Object *p_object) {
Control *ctrl = Object::cast_to<Control>(p_object);
if (!ctrl) {
edited_control = nullptr;
custom_font = Ref<Font>();
} else {
edited_control = ctrl;
custom_font = Ref<Font>();
_update_control();
}
}
bool TextControlEditor::handles(Object *p_object) const {
Control *ctrl = Object::cast_to<Control>(p_object);
if (!ctrl) {
return false;
} else {
bool valid = false;
ctrl->get("text", &valid);
return valid;
}
}
TextControlEditor::TextControlEditor() {
add_child(memnew(VSeparator));
font_list = memnew(OptionButton);
font_list->set_flat(true);
font_list->set_tooltip(TTR("Font"));
add_child(font_list);
font_list->connect("item_selected", callable_mp(this, &TextControlEditor::_font_selected));
font_style_list = memnew(OptionButton);
font_style_list->set_flat(true);
font_style_list->set_tooltip(TTR("Font style"));
font_style_list->set_toggle_mode(true);
add_child(font_style_list);
font_style_list->connect("item_selected", callable_mp(this, &TextControlEditor::_font_style_selected));
font_size_list = memnew(SpinBox);
font_size_list->set_tooltip(TTR("Font Size"));
font_size_list->get_line_edit()->add_theme_constant_override("minimum_character_width", 2);
font_size_list->set_min(6);
font_size_list->set_step(1);
font_size_list->set_max(96);
font_size_list->get_line_edit()->set_flat(true);
add_child(font_size_list);
font_size_list->connect("value_changed", callable_mp(this, &TextControlEditor::_font_size_selected));
font_color_picker = memnew(ColorPickerButton);
font_color_picker->set_custom_minimum_size(Size2(20, 0) * EDSCALE);
font_color_picker->set_flat(true);
font_color_picker->set_tooltip(TTR("Text Color"));
add_child(font_color_picker);
font_color_picker->connect("color_changed", callable_mp(this, &TextControlEditor::_font_color_changed));
add_child(memnew(VSeparator));
outline_size_list = memnew(SpinBox);
outline_size_list->set_tooltip(TTR("Outline Size"));
outline_size_list->get_line_edit()->add_theme_constant_override("minimum_character_width", 2);
outline_size_list->set_min(0);
outline_size_list->set_step(1);
outline_size_list->set_max(96);
outline_size_list->get_line_edit()->set_flat(true);
add_child(outline_size_list);
outline_size_list->connect("value_changed", callable_mp(this, &TextControlEditor::_outline_size_selected));
outline_color_picker = memnew(ColorPickerButton);
outline_color_picker->set_custom_minimum_size(Size2(20, 0) * EDSCALE);
outline_color_picker->set_flat(true);
outline_color_picker->set_tooltip(TTR("Outline Color"));
add_child(outline_color_picker);
outline_color_picker->connect("color_changed", callable_mp(this, &TextControlEditor::_outline_color_changed));
add_child(memnew(VSeparator));
clear_formatting = memnew(Button);
clear_formatting->set_flat(true);
clear_formatting->set_tooltip(TTR("Clear Formatting"));
add_child(clear_formatting);
clear_formatting->connect("pressed", callable_mp(this, &TextControlEditor::_clear_formatting));
}
/*************************************************************************/
void TextControlEditorPlugin::edit(Object *p_object) {
text_ctl_editor->edit(p_object);
}
bool TextControlEditorPlugin::handles(Object *p_object) const {
return text_ctl_editor->handles(p_object);
}
void TextControlEditorPlugin::make_visible(bool p_visible) {
if (p_visible) {
text_ctl_editor->show();
} else {
text_ctl_editor->hide();
text_ctl_editor->edit(nullptr);
}
}
TextControlEditorPlugin::TextControlEditorPlugin(EditorNode *p_node) {
editor = p_node;
text_ctl_editor = memnew(TextControlEditor);
CanvasItemEditor::get_singleton()->add_control_to_menu_panel(text_ctl_editor);
text_ctl_editor->hide();
}