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godot/scene/resources/theme.h
aaronp64 7593e55527 Improve Editor Inspector/Theme item lookup performance 
Changes to reduce the latency between changing node selection in the editor and seeing the new node reflected in the Inspector tab

- Use Vector instead of List for ThemeOwner::get_theme_type_dependencies and related functions
- Use Vector instead of List for ThemeContext::themes, set_themes(), and get_themes()
- Add ClassDB:get_inheritance_chain_nocheck to get all parent/ancestor classes at once, to avoid repeated ClassDB locking overhead
- Update BIND_THEME_ITEM macros and ThemeDB::update_class_instance_items to use provided StringNames for call to ThemeItemSetter, instead of creating a new StringName in each call

These changes reduce the time taken by EditorInspector::update_tree by around 30-35%
2024-08-20 13:39:40 -04:00

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/**************************************************************************/
/* theme.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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. */
/**************************************************************************/
#ifndef THEME_H
#define THEME_H
#include "core/io/resource.h"
#include "scene/resources/font.h"
#include "scene/resources/style_box.h"
#include "scene/resources/texture.h"
class Theme : public Resource {
GDCLASS(Theme, Resource);
RES_BASE_EXTENSION("theme");
#ifdef TOOLS_ENABLED
friend class ThemeItemImportTree;
friend class ThemeItemEditorDialog;
friend class ThemeTypeEditor;
#endif
public:
using ThemeIconMap = HashMap<StringName, Ref<Texture2D>>;
using ThemeStyleMap = HashMap<StringName, Ref<StyleBox>>;
using ThemeFontMap = HashMap<StringName, Ref<Font>>;
using ThemeFontSizeMap = HashMap<StringName, int>;
using ThemeColorMap = HashMap<StringName, Color>;
using ThemeConstantMap = HashMap<StringName, int>;
enum DataType {
DATA_TYPE_COLOR,
DATA_TYPE_CONSTANT,
DATA_TYPE_FONT,
DATA_TYPE_FONT_SIZE,
DATA_TYPE_ICON,
DATA_TYPE_STYLEBOX,
DATA_TYPE_MAX
};
private:
bool no_change_propagation = false;
void _emit_theme_changed(bool p_notify_list_changed = false);
Vector<String> _get_icon_list(const String &p_theme_type) const;
Vector<String> _get_icon_type_list() const;
Vector<String> _get_stylebox_list(const String &p_theme_type) const;
Vector<String> _get_stylebox_type_list() const;
Vector<String> _get_font_list(const String &p_theme_type) const;
Vector<String> _get_font_type_list() const;
Vector<String> _get_font_size_list(const String &p_theme_type) const;
Vector<String> _get_font_size_type_list() const;
Vector<String> _get_color_list(const String &p_theme_type) const;
Vector<String> _get_color_type_list() const;
Vector<String> _get_constant_list(const String &p_theme_type) const;
Vector<String> _get_constant_type_list() const;
Vector<String> _get_theme_item_list(DataType p_data_type, const String &p_theme_type) const;
Vector<String> _get_theme_item_type_list(DataType p_data_type) const;
Vector<String> _get_type_variation_list(const StringName &p_theme_type) const;
Vector<String> _get_type_list() const;
protected:
bool _set(const StringName &p_name, const Variant &p_value);
bool _get(const StringName &p_name, Variant &r_ret) const;
void _get_property_list(List<PropertyInfo> *p_list) const;
// Default values configurable for each individual theme.
float default_base_scale = 0.0;
Ref<Font> default_font;
int default_font_size = -1;
HashMap<StringName, ThemeIconMap> icon_map;
HashMap<StringName, ThemeStyleMap> style_map;
HashMap<StringName, ThemeFontMap> font_map;
HashMap<StringName, ThemeFontSizeMap> font_size_map;
HashMap<StringName, ThemeColorMap> color_map;
HashMap<StringName, ThemeConstantMap> constant_map;
HashMap<StringName, StringName> variation_map;
HashMap<StringName, List<StringName>> variation_base_map;
static void _bind_methods();
void _freeze_change_propagation();
void _unfreeze_and_propagate_changes();
virtual void reset_state() override;
public:
static bool is_valid_type_name(const String &p_name);
static bool is_valid_item_name(const String &p_name);
void set_default_base_scale(float p_base_scale);
float get_default_base_scale() const;
bool has_default_base_scale() const;
void set_default_font(const Ref<Font> &p_default_font);
Ref<Font> get_default_font() const;
bool has_default_font() const;
void set_default_font_size(int p_font_size);
int get_default_font_size() const;
bool has_default_font_size() const;
void set_icon(const StringName &p_name, const StringName &p_theme_type, const Ref<Texture2D> &p_icon);
virtual Ref<Texture2D> get_icon(const StringName &p_name, const StringName &p_theme_type) const;
bool has_icon(const StringName &p_name, const StringName &p_theme_type) const;
bool has_icon_nocheck(const StringName &p_name, const StringName &p_theme_type) const;
void rename_icon(const StringName &p_old_name, const StringName &p_name, const StringName &p_theme_type);
void clear_icon(const StringName &p_name, const StringName &p_theme_type);
void get_icon_list(const StringName &p_theme_type, List<StringName> *p_list) const;
void add_icon_type(const StringName &p_theme_type);
void remove_icon_type(const StringName &p_theme_type);
void get_icon_type_list(List<StringName> *p_list) const;
void set_stylebox(const StringName &p_name, const StringName &p_theme_type, const Ref<StyleBox> &p_style);
virtual Ref<StyleBox> get_stylebox(const StringName &p_name, const StringName &p_theme_type) const;
bool has_stylebox(const StringName &p_name, const StringName &p_theme_type) const;
bool has_stylebox_nocheck(const StringName &p_name, const StringName &p_theme_type) const;
void rename_stylebox(const StringName &p_old_name, const StringName &p_name, const StringName &p_theme_type);
void clear_stylebox(const StringName &p_name, const StringName &p_theme_type);
void get_stylebox_list(const StringName &p_theme_type, List<StringName> *p_list) const;
void add_stylebox_type(const StringName &p_theme_type);
void remove_stylebox_type(const StringName &p_theme_type);
void get_stylebox_type_list(List<StringName> *p_list) const;
void set_font(const StringName &p_name, const StringName &p_theme_type, const Ref<Font> &p_font);
virtual Ref<Font> get_font(const StringName &p_name, const StringName &p_theme_type) const;
bool has_font(const StringName &p_name, const StringName &p_theme_type) const;
bool has_font_nocheck(const StringName &p_name, const StringName &p_theme_type) const;
void rename_font(const StringName &p_old_name, const StringName &p_name, const StringName &p_theme_type);
void clear_font(const StringName &p_name, const StringName &p_theme_type);
void get_font_list(const StringName &p_theme_type, List<StringName> *p_list) const;
void add_font_type(const StringName &p_theme_type);
void remove_font_type(const StringName &p_theme_type);
void get_font_type_list(List<StringName> *p_list) const;
void set_font_size(const StringName &p_name, const StringName &p_theme_type, int p_font_size);
virtual int get_font_size(const StringName &p_name, const StringName &p_theme_type) const;
bool has_font_size(const StringName &p_name, const StringName &p_theme_type) const;
bool has_font_size_nocheck(const StringName &p_name, const StringName &p_theme_type) const;
void rename_font_size(const StringName &p_old_name, const StringName &p_name, const StringName &p_theme_type);
void clear_font_size(const StringName &p_name, const StringName &p_theme_type);
void get_font_size_list(const StringName &p_theme_type, List<StringName> *p_list) const;
void add_font_size_type(const StringName &p_theme_type);
void remove_font_size_type(const StringName &p_theme_type);
void get_font_size_type_list(List<StringName> *p_list) const;
void set_color(const StringName &p_name, const StringName &p_theme_type, const Color &p_color);
virtual Color get_color(const StringName &p_name, const StringName &p_theme_type) const;
bool has_color(const StringName &p_name, const StringName &p_theme_type) const;
bool has_color_nocheck(const StringName &p_name, const StringName &p_theme_type) const;
void rename_color(const StringName &p_old_name, const StringName &p_name, const StringName &p_theme_type);
void clear_color(const StringName &p_name, const StringName &p_theme_type);
void get_color_list(const StringName &p_theme_type, List<StringName> *p_list) const;
void add_color_type(const StringName &p_theme_type);
void remove_color_type(const StringName &p_theme_type);
void get_color_type_list(List<StringName> *p_list) const;
void set_constant(const StringName &p_name, const StringName &p_theme_type, int p_constant);
virtual int get_constant(const StringName &p_name, const StringName &p_theme_type) const;
bool has_constant(const StringName &p_name, const StringName &p_theme_type) const;
bool has_constant_nocheck(const StringName &p_name, const StringName &p_theme_type) const;
void rename_constant(const StringName &p_old_name, const StringName &p_name, const StringName &p_theme_type);
void clear_constant(const StringName &p_name, const StringName &p_theme_type);
void get_constant_list(const StringName &p_theme_type, List<StringName> *p_list) const;
void add_constant_type(const StringName &p_theme_type);
void remove_constant_type(const StringName &p_theme_type);
void get_constant_type_list(List<StringName> *p_list) const;
void set_theme_item(DataType p_data_type, const StringName &p_name, const StringName &p_theme_type, const Variant &p_value);
Variant get_theme_item(DataType p_data_type, const StringName &p_name, const StringName &p_theme_type) const;
bool has_theme_item(DataType p_data_type, const StringName &p_name, const StringName &p_theme_type) const;
bool has_theme_item_nocheck(DataType p_data_type, const StringName &p_name, const StringName &p_theme_type) const;
void rename_theme_item(DataType p_data_type, const StringName &p_old_name, const StringName &p_name, const StringName &p_theme_type);
void clear_theme_item(DataType p_data_type, const StringName &p_name, const StringName &p_theme_type);
void get_theme_item_list(DataType p_data_type, const StringName &p_theme_type, List<StringName> *p_list) const;
void add_theme_item_type(DataType p_data_type, const StringName &p_theme_type);
void remove_theme_item_type(DataType p_data_type, const StringName &p_theme_type);
void get_theme_item_type_list(DataType p_data_type, List<StringName> *p_list) const;
void set_type_variation(const StringName &p_theme_type, const StringName &p_base_type);
bool is_type_variation(const StringName &p_theme_type, const StringName &p_base_type) const;
void clear_type_variation(const StringName &p_theme_type);
StringName get_type_variation_base(const StringName &p_theme_type) const;
void get_type_variation_list(const StringName &p_base_type, List<StringName> *p_list) const;
void add_type(const StringName &p_theme_type);
void remove_type(const StringName &p_theme_type);
void get_type_list(List<StringName> *p_list) const;
void get_type_dependencies(const StringName &p_base_type, const StringName &p_type_variant, Vector<StringName> &r_result);
void merge_with(const Ref<Theme> &p_other);
void clear();
Theme();
~Theme();
};
VARIANT_ENUM_CAST(Theme::DataType);
#endif // THEME_H
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