godot/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) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 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 "editor/editor_settings.h"
#include "io/resource_loader.h"
#include "project_settings.h"
void TextureEditor::_gui_input(Ref<InputEvent> p_event) {
}
void TextureEditor::_notification(int p_what) {
if (p_what == NOTIFICATION_PHYSICS_PROCESS) {
}
if (p_what == NOTIFICATION_READY) {
//get_scene()->connect("node_removed",this,"_node_removed");
}
if (p_what == NOTIFICATION_DRAW) {
Ref<Texture> checkerboard = get_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;
}
draw_texture_rect(texture, Rect2(ofs_x, ofs_y, tex_width, tex_height));
Ref<Font> font = get_font("font", "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<StreamTexture>(*texture)) {
format = Image::get_format_name(Object::cast_to<StreamTexture>(*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);
Vector2 draw_from = size - rect + Size2(-2, font->get_ascent() - 2);
if (draw_from.x < 0)
draw_from.x = 0;
draw_string(font, draw_from + Vector2(2, 2), text, Color(0, 0, 0, 0.5), size.width);
draw_string(font, draw_from - Vector2(2, 2), text, Color(0, 0, 0, 0.5), size.width);
draw_string(font, draw_from, text, Color(1, 1, 1, 1), size.width);
}
}
void TextureEditor::_changed_callback(Object *p_changed, const char *p_prop) {
if (!is_visible())
return;
update();
}
void TextureEditor::edit(Ref<Texture> p_texture) {
if (!texture.is_null())
texture->remove_change_receptor(this);
texture = p_texture;
if (!texture.is_null()) {
texture->add_change_receptor(this);
update();
} else {
hide();
}
}
void TextureEditor::_bind_methods() {
ClassDB::bind_method(D_METHOD("_gui_input"), &TextureEditor::_gui_input);
}
TextureEditor::TextureEditor() {
set_custom_minimum_size(Size2(1, 150));
}
void TextureEditorPlugin::edit(Object *p_object) {
Texture *s = Object::cast_to<Texture>(p_object);
if (!s)
return;
texture_editor->edit(Ref<Texture>(s));
}
bool TextureEditorPlugin::handles(Object *p_object) const {
return p_object->is_class("Texture");
}
void TextureEditorPlugin::make_visible(bool p_visible) {
if (p_visible) {
texture_editor->show();
//texture_editor->set_process(true);
} else {
texture_editor->hide();
//texture_editor->set_process(false);
}
}
TextureEditorPlugin::TextureEditorPlugin(EditorNode *p_node) {
editor = p_node;
texture_editor = memnew(TextureEditor);
add_control_to_container(CONTAINER_PROPERTY_EDITOR_BOTTOM, texture_editor);
texture_editor->hide();
}
TextureEditorPlugin::~TextureEditorPlugin() {
}