godot/editor/plugins/theme_editor_preview.h
Rémi Verschelde f8ab79e68a Zero initialize all pointer class and struct members
This prevents the pitfall of UB when checking if they have been
assigned something valid by comparing to nullptr.
2022-04-04 19:49:50 +02:00

115 lines
4.2 KiB
C++

/*************************************************************************/
/* theme_editor_preview.h */
/*************************************************************************/
/* 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. */
/*************************************************************************/
#ifndef THEME_EDITOR_PREVIEW_H
#define THEME_EDITOR_PREVIEW_H
#include "scene/gui/box_container.h"
#include "scene/gui/button.h"
#include "scene/gui/color_rect.h"
#include "scene/gui/margin_container.h"
#include "scene/gui/scroll_container.h"
#include "scene/resources/theme.h"
class ThemeEditorPreview : public VBoxContainer {
GDCLASS(ThemeEditorPreview, VBoxContainer);
ScrollContainer *preview_container = nullptr;
ColorRect *preview_bg = nullptr;
MarginContainer *preview_overlay = nullptr;
Control *picker_overlay = nullptr;
Control *hovered_control = nullptr;
struct ThemeCache {
Ref<StyleBox> preview_picker_overlay;
Color preview_picker_overlay_color;
Ref<StyleBox> preview_picker_label;
Ref<Font> preview_picker_font;
int font_size = 16;
} theme_cache;
double time_left = 0;
void _propagate_redraw(Control *p_at);
void _refresh_interval();
void _preview_visibility_changed();
void _picker_button_cbk();
Control *_find_hovered_control(Control *p_parent, Vector2 p_mouse_position);
void _draw_picker_overlay();
void _gui_input_picker_overlay(const Ref<InputEvent> &p_event);
void _reset_picker_overlay();
protected:
HBoxContainer *preview_toolbar = nullptr;
MarginContainer *preview_content = nullptr;
Button *picker_button = nullptr;
void add_preview_overlay(Control *p_overlay);
void _notification(int p_what);
static void _bind_methods();
public:
void set_preview_theme(const Ref<Theme> &p_theme);
ThemeEditorPreview();
};
class DefaultThemeEditorPreview : public ThemeEditorPreview {
GDCLASS(DefaultThemeEditorPreview, ThemeEditorPreview);
public:
DefaultThemeEditorPreview();
};
class SceneThemeEditorPreview : public ThemeEditorPreview {
GDCLASS(SceneThemeEditorPreview, ThemeEditorPreview);
Ref<PackedScene> loaded_scene;
Button *reload_scene_button = nullptr;
void _reload_scene();
protected:
void _notification(int p_what);
static void _bind_methods();
public:
bool set_preview_scene(const String &p_path);
String get_preview_scene_path() const;
SceneThemeEditorPreview();
};
#endif // THEME_EDITOR_PREVIEW_H