1 /*************************************************************************/
2 /* texture_editor_plugin.cpp */
3 /*************************************************************************/
4 /* This file is part of: */
5 /* GODOT ENGINE */
6 /* https://godotengine.org */
7 /*************************************************************************/
8 /* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
9 /* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
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12 /* a copy of this software and associated documentation files (the */
13 /* "Software"), to deal in the Software without restriction, including */
14 /* without limitation the rights to use, copy, modify, merge, publish, */
15 /* distribute, sublicense, and/or sell copies of the Software, and to */
16 /* permit persons to whom the Software is furnished to do so, subject to */
17 /* the following conditions: */
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19 /* The above copyright notice and this permission notice shall be */
20 /* included in all copies or substantial portions of the Software. */
21 /* */
22 /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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24 /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
25 /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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28 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
29 /*************************************************************************/
30
31 #include "texture_editor_plugin.h"
32
33 #include "core/io/resource_loader.h"
34 #include "core/project_settings.h"
35 #include "editor/editor_settings.h"
36
_gui_input(Ref<InputEvent> p_event)37 void TextureEditor::_gui_input(Ref<InputEvent> p_event) {
38 }
39
_notification(int p_what)40 void TextureEditor::_notification(int p_what) {
41
42 if (p_what == NOTIFICATION_READY) {
43
44 //get_scene()->connect("node_removed",this,"_node_removed");
45 }
46
47 if (p_what == NOTIFICATION_DRAW) {
48
49 Ref<Texture> checkerboard = get_icon("Checkerboard", "EditorIcons");
50 Size2 size = get_size();
51
52 draw_texture_rect(checkerboard, Rect2(Point2(), size), true);
53
54 int tex_width = texture->get_width() * size.height / texture->get_height();
55 int tex_height = size.height;
56
57 if (tex_width > size.width) {
58 tex_width = size.width;
59 tex_height = texture->get_height() * tex_width / texture->get_width();
60 }
61
62 // Prevent the texture from being unpreviewable after the rescale, so that we can still see something
63 if (tex_height <= 0)
64 tex_height = 1;
65 if (tex_width <= 0)
66 tex_width = 1;
67
68 int ofs_x = (size.width - tex_width) / 2;
69 int ofs_y = (size.height - tex_height) / 2;
70
71 if (Object::cast_to<CurveTexture>(*texture)) {
72 // In the case of CurveTextures we know they are 1 in height, so fill the preview to see the gradient
73 ofs_y = 0;
74 tex_height = size.height;
75 } else if (Object::cast_to<GradientTexture>(*texture)) {
76 ofs_y = size.height / 4.0;
77 tex_height = size.height / 2.0;
78 }
79
80 draw_texture_rect(texture, Rect2(ofs_x, ofs_y, tex_width, tex_height));
81
82 Ref<Font> font = get_font("font", "Label");
83
84 String format;
85 if (Object::cast_to<ImageTexture>(*texture)) {
86 format = Image::get_format_name(Object::cast_to<ImageTexture>(*texture)->get_format());
87 } else if (Object::cast_to<StreamTexture>(*texture)) {
88 format = Image::get_format_name(Object::cast_to<StreamTexture>(*texture)->get_format());
89 } else {
90 format = texture->get_class();
91 }
92 String text = itos(texture->get_width()) + "x" + itos(texture->get_height()) + " " + format;
93
94 Size2 rect = font->get_string_size(text);
95
96 Vector2 draw_from = size - rect + Size2(-2, font->get_ascent() - 2);
97 if (draw_from.x < 0)
98 draw_from.x = 0;
99
100 draw_string(font, draw_from + Vector2(2, 2), text, Color(0, 0, 0, 0.5), size.width);
101 draw_string(font, draw_from - Vector2(2, 2), text, Color(0, 0, 0, 0.5), size.width);
102 draw_string(font, draw_from, text, Color(1, 1, 1, 1), size.width);
103 }
104 }
105
_changed_callback(Object * p_changed,const char * p_prop)106 void TextureEditor::_changed_callback(Object *p_changed, const char *p_prop) {
107
108 if (!is_visible())
109 return;
110 update();
111 }
112
edit(Ref<Texture> p_texture)113 void TextureEditor::edit(Ref<Texture> p_texture) {
114
115 if (!texture.is_null())
116 texture->remove_change_receptor(this);
117
118 texture = p_texture;
119
120 if (!texture.is_null()) {
121 texture->add_change_receptor(this);
122 update();
123 } else {
124 hide();
125 }
126 }
127
_bind_methods()128 void TextureEditor::_bind_methods() {
129
130 ClassDB::bind_method(D_METHOD("_gui_input"), &TextureEditor::_gui_input);
131 }
132
TextureEditor()133 TextureEditor::TextureEditor() {
134
135 set_custom_minimum_size(Size2(1, 150));
136 }
137
~TextureEditor()138 TextureEditor::~TextureEditor() {
139 if (!texture.is_null()) {
140 texture->remove_change_receptor(this);
141 }
142 }
143 //
can_handle(Object * p_object)144 bool EditorInspectorPluginTexture::can_handle(Object *p_object) {
145
146 return Object::cast_to<ImageTexture>(p_object) != NULL || Object::cast_to<AtlasTexture>(p_object) != NULL || Object::cast_to<StreamTexture>(p_object) != NULL || Object::cast_to<LargeTexture>(p_object) != NULL || Object::cast_to<AnimatedTexture>(p_object) != NULL;
147 }
148
parse_begin(Object * p_object)149 void EditorInspectorPluginTexture::parse_begin(Object *p_object) {
150
151 Texture *texture = Object::cast_to<Texture>(p_object);
152 if (!texture) {
153 return;
154 }
155 Ref<Texture> m(texture);
156
157 TextureEditor *editor = memnew(TextureEditor);
158 editor->edit(m);
159 add_custom_control(editor);
160 }
161
TextureEditorPlugin(EditorNode * p_node)162 TextureEditorPlugin::TextureEditorPlugin(EditorNode *p_node) {
163
164 Ref<EditorInspectorPluginTexture> plugin;
165 plugin.instance();
166 add_inspector_plugin(plugin);
167 }
168