virtualx-engine/editor/plugins/texture_editor_plugin.cpp

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/*************************************************************************/
/* texture_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 "texture_editor_plugin.h"
#include "core/config/project_settings.h"
#include "core/io/resource_loader.h"
#include "editor/editor_settings.h"
void TextureEditor::_gui_input(Ref<InputEvent> p_event) {
}
void TextureEditor::_notification(int p_what) {
if (p_what == NOTIFICATION_READY) {
//get_scene()->connect("node_removed",this,"_node_removed");
}
if (p_what == NOTIFICATION_DRAW) {
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Ref<Texture2D> checkerboard = get_theme_icon("Checkerboard", "EditorIcons");
Size2 size = get_size();
draw_texture_rect(checkerboard, Rect2(Point2(), size), true);
int tex_width = texture->get_width() * size.height / texture->get_height();
int tex_height = size.height;
if (tex_width > size.width) {
tex_width = size.width;
tex_height = texture->get_height() * tex_width / texture->get_width();
}
// Prevent the texture from being unpreviewable after the rescale, so that we can still see something
if (tex_height <= 0) {
tex_height = 1;
}
if (tex_width <= 0) {
tex_width = 1;
}
int ofs_x = (size.width - tex_width) / 2;
int ofs_y = (size.height - tex_height) / 2;
if (Object::cast_to<CurveTexture>(*texture)) {
// In the case of CurveTextures we know they are 1 in height, so fill the preview to see the gradient
ofs_y = 0;
tex_height = size.height;
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} else if (Object::cast_to<GradientTexture>(*texture)) {
ofs_y = size.height / 4.0;
tex_height = size.height / 2.0;
}
draw_texture_rect(texture, Rect2(ofs_x, ofs_y, tex_width, tex_height));
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Ref<Font> font = get_theme_font("font", "Label");
int font_size = get_theme_font_size("font_size", "Label");
String format;
if (Object::cast_to<ImageTexture>(*texture)) {
format = Image::get_format_name(Object::cast_to<ImageTexture>(*texture)->get_format());
} else if (Object::cast_to<StreamTexture2D>(*texture)) {
format = Image::get_format_name(Object::cast_to<StreamTexture2D>(*texture)->get_format());
} else {
format = texture->get_class();
}
String text = itos(texture->get_width()) + "x" + itos(texture->get_height()) + " " + format;
Size2 rect = font->get_string_size(text, font_size);
Vector2 draw_from = size - rect + Size2(-2, font->get_ascent(font_size) - 2);
if (draw_from.x < 0) {
draw_from.x = 0;
}
draw_string(font, draw_from + Vector2(2, 2), text, HALIGN_LEFT, size.width, font_size, Color(0, 0, 0, 0.5));
draw_string(font, draw_from - Vector2(2, 2), text, HALIGN_LEFT, size.width, font_size, Color(0, 0, 0, 0.5));
draw_string(font, draw_from, text, HALIGN_LEFT, size.width, font_size, Color(1, 1, 1, 1));
}
}
void TextureEditor::_texture_changed() {
if (!is_visible()) {
return;
}
update();
}
void TextureEditor::edit(Ref<Texture2D> p_texture) {
if (!texture.is_null()) {
texture->disconnect("changed", callable_mp(this, &TextureEditor::_texture_changed));
}
texture = p_texture;
if (!texture.is_null()) {
texture->connect("changed", callable_mp(this, &TextureEditor::_texture_changed));
update();
} else {
hide();
}
}
void TextureEditor::_bind_methods() {
ClassDB::bind_method(D_METHOD("_gui_input"), &TextureEditor::_gui_input);
}
TextureEditor::TextureEditor() {
set_texture_repeat(TextureRepeat::TEXTURE_REPEAT_ENABLED);
set_custom_minimum_size(Size2(1, 150));
}
TextureEditor::~TextureEditor() {
if (!texture.is_null()) {
texture->disconnect("changed", callable_mp(this, &TextureEditor::_texture_changed));
}
}
//
bool EditorInspectorPluginTexture::can_handle(Object *p_object) {
return Object::cast_to<ImageTexture>(p_object) != nullptr || Object::cast_to<AtlasTexture>(p_object) != nullptr || Object::cast_to<StreamTexture2D>(p_object) != nullptr || Object::cast_to<AnimatedTexture>(p_object) != nullptr;
}
void EditorInspectorPluginTexture::parse_begin(Object *p_object) {
Texture2D *texture = Object::cast_to<Texture2D>(p_object);
if (!texture) {
return;
}
Ref<Texture2D> m(texture);
TextureEditor *editor = memnew(TextureEditor);
editor->edit(m);
add_custom_control(editor);
}
TextureEditorPlugin::TextureEditorPlugin(EditorNode *p_node) {
Ref<EditorInspectorPluginTexture> plugin;
plugin.instance();
add_inspector_plugin(plugin);
}