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602 lines
19 KiB
C++
602 lines
19 KiB
C++
/*************************************************************************/
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/* polygon_2d_editor_plugin.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md) */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "polygon_2d_editor_plugin.h"
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#include "canvas_item_editor_plugin.h"
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#include "editor/editor_settings.h"
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#include "os/file_access.h"
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#include "os/input.h"
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#include "os/keyboard.h"
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Node2D *Polygon2DEditor::_get_node() const {
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return node;
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}
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void Polygon2DEditor::_set_node(Node *p_polygon) {
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node = Object::cast_to<Polygon2D>(p_polygon);
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}
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Vector2 Polygon2DEditor::_get_offset(int p_idx) const {
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return node->get_offset();
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}
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void Polygon2DEditor::_notification(int p_what) {
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switch (p_what) {
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case NOTIFICATION_READY: {
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button_uv->set_icon(get_icon("Uv", "EditorIcons"));
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uv_button[UV_MODE_EDIT_POINT]->set_icon(get_icon("ToolSelect", "EditorIcons"));
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uv_button[UV_MODE_MOVE]->set_icon(get_icon("ToolMove", "EditorIcons"));
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uv_button[UV_MODE_ROTATE]->set_icon(get_icon("ToolRotate", "EditorIcons"));
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uv_button[UV_MODE_SCALE]->set_icon(get_icon("ToolScale", "EditorIcons"));
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b_snap_grid->set_icon(get_icon("Grid", "EditorIcons"));
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b_snap_enable->set_icon(get_icon("SnapGrid", "EditorIcons"));
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uv_icon_zoom->set_texture(get_icon("Zoom", "EditorIcons"));
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} break;
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case NOTIFICATION_PHYSICS_PROCESS: {
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} break;
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}
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}
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void Polygon2DEditor::_menu_option(int p_option) {
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switch (p_option) {
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case MODE_EDIT_UV: {
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if (node->get_texture().is_null()) {
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error->set_text("No texture in this polygon.\nSet a texture to be able to edit UV.");
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error->popup_centered_minsize();
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return;
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}
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PoolVector<Vector2> points = node->get_polygon();
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PoolVector<Vector2> uvs = node->get_uv();
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if (uvs.size() != points.size()) {
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undo_redo->create_action(TTR("Create UV Map"));
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undo_redo->add_do_method(node, "set_uv", points);
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undo_redo->add_undo_method(node, "set_uv", uvs);
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undo_redo->add_do_method(uv_edit_draw, "update");
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undo_redo->add_undo_method(uv_edit_draw, "update");
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undo_redo->commit_action();
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}
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uv_edit->popup_centered_ratio(0.85);
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} break;
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case UVEDIT_POLYGON_TO_UV: {
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PoolVector<Vector2> points = node->get_polygon();
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if (points.size() == 0)
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break;
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PoolVector<Vector2> uvs = node->get_uv();
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undo_redo->create_action(TTR("Create UV Map"));
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undo_redo->add_do_method(node, "set_uv", points);
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undo_redo->add_undo_method(node, "set_uv", uvs);
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undo_redo->add_do_method(uv_edit_draw, "update");
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undo_redo->add_undo_method(uv_edit_draw, "update");
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undo_redo->commit_action();
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} break;
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case UVEDIT_UV_TO_POLYGON: {
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PoolVector<Vector2> points = node->get_polygon();
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PoolVector<Vector2> uvs = node->get_uv();
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if (uvs.size() == 0)
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break;
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undo_redo->create_action(TTR("Create UV Map"));
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undo_redo->add_do_method(node, "set_polygon", uvs);
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undo_redo->add_undo_method(node, "set_polygon", points);
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undo_redo->add_do_method(uv_edit_draw, "update");
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undo_redo->add_undo_method(uv_edit_draw, "update");
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undo_redo->commit_action();
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} break;
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case UVEDIT_UV_CLEAR: {
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PoolVector<Vector2> uvs = node->get_uv();
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if (uvs.size() == 0)
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break;
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undo_redo->create_action(TTR("Create UV Map"));
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undo_redo->add_do_method(node, "set_uv", PoolVector<Vector2>());
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undo_redo->add_undo_method(node, "set_uv", uvs);
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undo_redo->add_do_method(uv_edit_draw, "update");
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undo_redo->add_undo_method(uv_edit_draw, "update");
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undo_redo->commit_action();
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} break;
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default: {
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AbstractPolygon2DEditor::_menu_option(p_option);
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} break;
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}
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}
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void Polygon2DEditor::_set_use_snap(bool p_use) {
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use_snap = p_use;
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}
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void Polygon2DEditor::_set_show_grid(bool p_show) {
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snap_show_grid = p_show;
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uv_edit_draw->update();
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}
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void Polygon2DEditor::_set_snap_off_x(float p_val) {
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snap_offset.x = p_val;
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uv_edit_draw->update();
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}
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void Polygon2DEditor::_set_snap_off_y(float p_val) {
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snap_offset.y = p_val;
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uv_edit_draw->update();
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}
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void Polygon2DEditor::_set_snap_step_x(float p_val) {
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snap_step.x = p_val;
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uv_edit_draw->update();
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}
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void Polygon2DEditor::_set_snap_step_y(float p_val) {
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snap_step.y = p_val;
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uv_edit_draw->update();
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}
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void Polygon2DEditor::_uv_mode(int p_mode) {
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uv_mode = UVMode(p_mode);
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for (int i = 0; i < UV_MODE_MAX; i++) {
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uv_button[i]->set_pressed(p_mode == i);
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}
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}
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void Polygon2DEditor::_uv_input(const Ref<InputEvent> &p_input) {
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Transform2D mtx;
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mtx.elements[2] = -uv_draw_ofs;
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mtx.scale_basis(Vector2(uv_draw_zoom, uv_draw_zoom));
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Ref<InputEventMouseButton> mb = p_input;
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if (mb.is_valid()) {
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if (mb->get_button_index() == BUTTON_LEFT) {
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if (mb->is_pressed()) {
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uv_drag_from = Vector2(mb->get_position().x, mb->get_position().y);
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uv_drag = true;
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uv_prev = node->get_uv();
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uv_move_current = uv_mode;
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if (uv_move_current == UV_MODE_EDIT_POINT) {
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if (mb->get_shift() && mb->get_command())
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uv_move_current = UV_MODE_SCALE;
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else if (mb->get_shift())
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uv_move_current = UV_MODE_MOVE;
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else if (mb->get_command())
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uv_move_current = UV_MODE_ROTATE;
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}
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if (uv_move_current == UV_MODE_EDIT_POINT) {
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uv_drag_index = -1;
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for (int i = 0; i < uv_prev.size(); i++) {
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Vector2 tuv = mtx.xform(uv_prev[i]);
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if (tuv.distance_to(Vector2(mb->get_position().x, mb->get_position().y)) < 8) {
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uv_drag_from = tuv;
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uv_drag_index = i;
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}
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}
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if (uv_drag_index == -1) {
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uv_drag = false;
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}
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}
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} else if (uv_drag) {
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undo_redo->create_action(TTR("Transform UV Map"));
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undo_redo->add_do_method(node, "set_uv", node->get_uv());
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undo_redo->add_undo_method(node, "set_uv", uv_prev);
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undo_redo->add_do_method(uv_edit_draw, "update");
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undo_redo->add_undo_method(uv_edit_draw, "update");
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undo_redo->commit_action();
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uv_drag = false;
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}
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} else if (mb->get_button_index() == BUTTON_RIGHT && mb->is_pressed()) {
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if (uv_drag) {
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uv_drag = false;
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node->set_uv(uv_prev);
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uv_edit_draw->update();
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}
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} else if (mb->get_button_index() == BUTTON_WHEEL_UP && mb->is_pressed()) {
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uv_zoom->set_value(uv_zoom->get_value() / (1 - (0.1 * mb->get_factor())));
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} else if (mb->get_button_index() == BUTTON_WHEEL_DOWN && mb->is_pressed()) {
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uv_zoom->set_value(uv_zoom->get_value() * (1 - (0.1 * mb->get_factor())));
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}
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}
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Ref<InputEventMouseMotion> mm = p_input;
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if (mm.is_valid()) {
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if ((mm->get_button_mask() & BUTTON_MASK_MIDDLE) || Input::get_singleton()->is_key_pressed(KEY_SPACE)) {
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Vector2 drag(mm->get_relative().x, mm->get_relative().y);
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uv_hscroll->set_value(uv_hscroll->get_value() - drag.x);
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uv_vscroll->set_value(uv_vscroll->get_value() - drag.y);
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} else if (uv_drag) {
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Vector2 uv_drag_to = mm->get_position();
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Vector2 drag = mtx.affine_inverse().xform(uv_drag_to) - mtx.affine_inverse().xform(uv_drag_from);
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switch (uv_move_current) {
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case UV_MODE_EDIT_POINT: {
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PoolVector<Vector2> uv_new = uv_prev;
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uv_new.set(uv_drag_index, uv_new[uv_drag_index] + drag);
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node->set_uv(uv_new);
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} break;
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case UV_MODE_MOVE: {
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PoolVector<Vector2> uv_new = uv_prev;
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for (int i = 0; i < uv_new.size(); i++)
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uv_new.set(i, uv_new[i] + drag);
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node->set_uv(uv_new);
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} break;
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case UV_MODE_ROTATE: {
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Vector2 center;
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PoolVector<Vector2> uv_new = uv_prev;
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for (int i = 0; i < uv_new.size(); i++)
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center += uv_prev[i];
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center /= uv_new.size();
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float angle = (uv_drag_from - mtx.xform(center)).normalized().angle_to((uv_drag_to - mtx.xform(center)).normalized());
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for (int i = 0; i < uv_new.size(); i++) {
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Vector2 rel = uv_prev[i] - center;
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rel = rel.rotated(angle);
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uv_new.set(i, center + rel);
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}
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node->set_uv(uv_new);
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} break;
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case UV_MODE_SCALE: {
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Vector2 center;
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PoolVector<Vector2> uv_new = uv_prev;
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for (int i = 0; i < uv_new.size(); i++)
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center += uv_prev[i];
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center /= uv_new.size();
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float from_dist = uv_drag_from.distance_to(mtx.xform(center));
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float to_dist = uv_drag_to.distance_to(mtx.xform(center));
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if (from_dist < 2)
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break;
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float scale = to_dist / from_dist;
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for (int i = 0; i < uv_new.size(); i++) {
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Vector2 rel = uv_prev[i] - center;
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rel = rel * scale;
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uv_new.set(i, center + rel);
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}
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node->set_uv(uv_new);
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} break;
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}
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uv_edit_draw->update();
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}
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}
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}
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void Polygon2DEditor::_uv_scroll_changed(float) {
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if (updating_uv_scroll)
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return;
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uv_draw_ofs.x = uv_hscroll->get_value();
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uv_draw_ofs.y = uv_vscroll->get_value();
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uv_draw_zoom = uv_zoom->get_value();
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uv_edit_draw->update();
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}
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void Polygon2DEditor::_uv_draw() {
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Ref<Texture> base_tex = node->get_texture();
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if (base_tex.is_null())
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return;
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Transform2D mtx;
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mtx.elements[2] = -uv_draw_ofs;
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mtx.scale_basis(Vector2(uv_draw_zoom, uv_draw_zoom));
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VS::get_singleton()->canvas_item_add_set_transform(uv_edit_draw->get_canvas_item(), mtx);
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uv_edit_draw->draw_texture(base_tex, Point2());
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VS::get_singleton()->canvas_item_add_set_transform(uv_edit_draw->get_canvas_item(), Transform2D());
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if (snap_show_grid) {
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Size2 s = uv_edit_draw->get_size();
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int last_cell = 0;
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if (snap_step.x != 0) {
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for (int i = 0; i < s.width; i++) {
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int cell = Math::fast_ftoi(Math::floor((mtx.affine_inverse().xform(Vector2(i, 0)).x - snap_offset.x) / snap_step.x));
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if (i == 0)
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last_cell = cell;
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if (last_cell != cell)
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uv_edit_draw->draw_line(Point2(i, 0), Point2(i, s.height), Color(0.3, 0.7, 1, 0.3));
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last_cell = cell;
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}
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}
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if (snap_step.y != 0) {
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for (int i = 0; i < s.height; i++) {
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int cell = Math::fast_ftoi(Math::floor((mtx.affine_inverse().xform(Vector2(0, i)).y - snap_offset.y) / snap_step.y));
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if (i == 0)
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last_cell = cell;
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if (last_cell != cell)
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uv_edit_draw->draw_line(Point2(0, i), Point2(s.width, i), Color(0.3, 0.7, 1, 0.3));
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last_cell = cell;
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}
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}
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}
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PoolVector<Vector2> uvs = node->get_uv();
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Ref<Texture> handle = get_icon("EditorHandle", "EditorIcons");
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Rect2 rect(Point2(), mtx.basis_xform(base_tex->get_size()));
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rect.expand_to(mtx.basis_xform(uv_edit_draw->get_size()));
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for (int i = 0; i < uvs.size(); i++) {
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int next = (i + 1) % uvs.size();
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uv_edit_draw->draw_line(mtx.xform(uvs[i]), mtx.xform(uvs[next]), Color(0.9, 0.5, 0.5), 2);
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uv_edit_draw->draw_texture(handle, mtx.xform(uvs[i]) - handle->get_size() * 0.5);
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rect.expand_to(mtx.basis_xform(uvs[i]));
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}
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rect = rect.grow(200);
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updating_uv_scroll = true;
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uv_hscroll->set_min(rect.position.x);
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uv_hscroll->set_max(rect.position.x + rect.size.x);
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uv_hscroll->set_page(uv_edit_draw->get_size().x);
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uv_hscroll->set_value(uv_draw_ofs.x);
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uv_hscroll->set_step(0.001);
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uv_vscroll->set_min(rect.position.y);
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uv_vscroll->set_max(rect.position.y + rect.size.y);
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uv_vscroll->set_page(uv_edit_draw->get_size().y);
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uv_vscroll->set_value(uv_draw_ofs.y);
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uv_vscroll->set_step(0.001);
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updating_uv_scroll = false;
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}
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void Polygon2DEditor::_bind_methods() {
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ClassDB::bind_method(D_METHOD("_uv_mode"), &Polygon2DEditor::_uv_mode);
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ClassDB::bind_method(D_METHOD("_uv_draw"), &Polygon2DEditor::_uv_draw);
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ClassDB::bind_method(D_METHOD("_uv_input"), &Polygon2DEditor::_uv_input);
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ClassDB::bind_method(D_METHOD("_uv_scroll_changed"), &Polygon2DEditor::_uv_scroll_changed);
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ClassDB::bind_method(D_METHOD("_set_use_snap"), &Polygon2DEditor::_set_use_snap);
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ClassDB::bind_method(D_METHOD("_set_show_grid"), &Polygon2DEditor::_set_show_grid);
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ClassDB::bind_method(D_METHOD("_set_snap_off_x"), &Polygon2DEditor::_set_snap_off_x);
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ClassDB::bind_method(D_METHOD("_set_snap_off_y"), &Polygon2DEditor::_set_snap_off_y);
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ClassDB::bind_method(D_METHOD("_set_snap_step_x"), &Polygon2DEditor::_set_snap_step_x);
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ClassDB::bind_method(D_METHOD("_set_snap_step_y"), &Polygon2DEditor::_set_snap_step_y);
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}
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Vector2 Polygon2DEditor::snap_point(Vector2 p_target) const {
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if (use_snap) {
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p_target.x = Math::snap_scalar(snap_offset.x * uv_draw_zoom - uv_draw_ofs.x, snap_step.x * uv_draw_zoom, p_target.x);
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p_target.y = Math::snap_scalar(snap_offset.y * uv_draw_zoom - uv_draw_ofs.y, snap_step.y * uv_draw_zoom, p_target.y);
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}
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return p_target;
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}
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Polygon2DEditor::Polygon2DEditor(EditorNode *p_editor)
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: AbstractPolygon2DEditor(p_editor) {
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snap_step = Vector2(10, 10);
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use_snap = false;
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snap_show_grid = false;
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button_uv = memnew(ToolButton);
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add_child(button_uv);
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button_uv->connect("pressed", this, "_menu_option", varray(MODE_EDIT_UV));
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uv_mode = UV_MODE_EDIT_POINT;
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uv_edit = memnew(AcceptDialog);
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add_child(uv_edit);
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uv_edit->set_title(TTR("Polygon 2D UV Editor"));
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uv_edit->set_self_modulate(Color(1, 1, 1, 0.9));
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VBoxContainer *uv_main_vb = memnew(VBoxContainer);
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uv_edit->add_child(uv_main_vb);
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//uv_edit->set_child_rect(uv_main_vb);
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HBoxContainer *uv_mode_hb = memnew(HBoxContainer);
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uv_main_vb->add_child(uv_mode_hb);
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for (int i = 0; i < UV_MODE_MAX; i++) {
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uv_button[i] = memnew(ToolButton);
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uv_button[i]->set_toggle_mode(true);
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uv_mode_hb->add_child(uv_button[i]);
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uv_button[i]->connect("pressed", this, "_uv_mode", varray(i));
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uv_button[i]->set_focus_mode(FOCUS_NONE);
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}
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uv_button[0]->set_tooltip(TTR("Move Point") + "\n" + TTR("Ctrl: Rotate") + "\n" + TTR("Shift: Move All") + "\n" + TTR("Shift+Ctrl: Scale"));
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uv_button[1]->set_tooltip(TTR("Move Polygon"));
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uv_button[2]->set_tooltip(TTR("Rotate Polygon"));
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uv_button[3]->set_tooltip(TTR("Scale Polygon"));
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uv_button[0]->set_pressed(true);
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HBoxContainer *uv_main_hb = memnew(HBoxContainer);
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uv_main_vb->add_child(uv_main_hb);
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uv_edit_draw = memnew(Control);
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uv_main_hb->add_child(uv_edit_draw);
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uv_main_hb->set_v_size_flags(SIZE_EXPAND_FILL);
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uv_edit_draw->set_h_size_flags(SIZE_EXPAND_FILL);
|
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uv_menu = memnew(MenuButton);
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uv_mode_hb->add_child(uv_menu);
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uv_menu->set_text(TTR("Edit"));
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uv_menu->get_popup()->add_item(TTR("Polygon->UV"), UVEDIT_POLYGON_TO_UV);
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uv_menu->get_popup()->add_item(TTR("UV->Polygon"), UVEDIT_UV_TO_POLYGON);
|
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uv_menu->get_popup()->add_separator();
|
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uv_menu->get_popup()->add_item(TTR("Clear UV"), UVEDIT_UV_CLEAR);
|
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uv_menu->get_popup()->connect("id_pressed", this, "_menu_option");
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|
|
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uv_mode_hb->add_child(memnew(VSeparator));
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|
|
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b_snap_enable = memnew(ToolButton);
|
|
uv_mode_hb->add_child(b_snap_enable);
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b_snap_enable->set_text(TTR("Snap"));
|
|
b_snap_enable->set_focus_mode(FOCUS_NONE);
|
|
b_snap_enable->set_toggle_mode(true);
|
|
b_snap_enable->set_pressed(use_snap);
|
|
b_snap_enable->set_tooltip(TTR("Enable Snap"));
|
|
b_snap_enable->connect("toggled", this, "_set_use_snap");
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|
|
|
b_snap_grid = memnew(ToolButton);
|
|
uv_mode_hb->add_child(b_snap_grid);
|
|
b_snap_grid->set_text(TTR("Grid"));
|
|
b_snap_grid->set_focus_mode(FOCUS_NONE);
|
|
b_snap_grid->set_toggle_mode(true);
|
|
b_snap_grid->set_pressed(snap_show_grid);
|
|
b_snap_grid->set_tooltip(TTR("Show Grid"));
|
|
b_snap_grid->connect("toggled", this, "_set_show_grid");
|
|
|
|
uv_mode_hb->add_child(memnew(VSeparator));
|
|
uv_mode_hb->add_child(memnew(Label(TTR("Grid Offset:"))));
|
|
|
|
SpinBox *sb_off_x = memnew(SpinBox);
|
|
sb_off_x->set_min(-256);
|
|
sb_off_x->set_max(256);
|
|
sb_off_x->set_step(1);
|
|
sb_off_x->set_value(snap_offset.x);
|
|
sb_off_x->set_suffix("px");
|
|
sb_off_x->connect("value_changed", this, "_set_snap_off_x");
|
|
uv_mode_hb->add_child(sb_off_x);
|
|
|
|
SpinBox *sb_off_y = memnew(SpinBox);
|
|
sb_off_y->set_min(-256);
|
|
sb_off_y->set_max(256);
|
|
sb_off_y->set_step(1);
|
|
sb_off_y->set_value(snap_offset.y);
|
|
sb_off_y->set_suffix("px");
|
|
sb_off_y->connect("value_changed", this, "_set_snap_off_y");
|
|
uv_mode_hb->add_child(sb_off_y);
|
|
|
|
uv_mode_hb->add_child(memnew(VSeparator));
|
|
uv_mode_hb->add_child(memnew(Label(TTR("Grid Step:"))));
|
|
|
|
SpinBox *sb_step_x = memnew(SpinBox);
|
|
sb_step_x->set_min(-256);
|
|
sb_step_x->set_max(256);
|
|
sb_step_x->set_step(1);
|
|
sb_step_x->set_value(snap_step.x);
|
|
sb_step_x->set_suffix("px");
|
|
sb_step_x->connect("value_changed", this, "_set_snap_step_x");
|
|
uv_mode_hb->add_child(sb_step_x);
|
|
|
|
SpinBox *sb_step_y = memnew(SpinBox);
|
|
sb_step_y->set_min(-256);
|
|
sb_step_y->set_max(256);
|
|
sb_step_y->set_step(1);
|
|
sb_step_y->set_value(snap_step.y);
|
|
sb_step_y->set_suffix("px");
|
|
sb_step_y->connect("value_changed", this, "_set_snap_step_y");
|
|
uv_mode_hb->add_child(sb_step_y);
|
|
|
|
uv_mode_hb->add_child(memnew(VSeparator));
|
|
uv_icon_zoom = memnew(TextureRect);
|
|
uv_mode_hb->add_child(uv_icon_zoom);
|
|
uv_zoom = memnew(HSlider);
|
|
uv_zoom->set_min(0.01);
|
|
uv_zoom->set_max(4);
|
|
uv_zoom->set_value(1);
|
|
uv_zoom->set_step(0.01);
|
|
uv_mode_hb->add_child(uv_zoom);
|
|
uv_zoom->set_custom_minimum_size(Size2(200, 0));
|
|
uv_zoom_value = memnew(SpinBox);
|
|
uv_zoom->share(uv_zoom_value);
|
|
uv_zoom_value->set_custom_minimum_size(Size2(50, 0));
|
|
uv_mode_hb->add_child(uv_zoom_value);
|
|
uv_zoom->connect("value_changed", this, "_uv_scroll_changed");
|
|
|
|
uv_vscroll = memnew(VScrollBar);
|
|
uv_main_hb->add_child(uv_vscroll);
|
|
uv_vscroll->connect("value_changed", this, "_uv_scroll_changed");
|
|
uv_hscroll = memnew(HScrollBar);
|
|
uv_main_vb->add_child(uv_hscroll);
|
|
uv_hscroll->connect("value_changed", this, "_uv_scroll_changed");
|
|
|
|
uv_edit_draw->connect("draw", this, "_uv_draw");
|
|
uv_edit_draw->connect("gui_input", this, "_uv_input");
|
|
uv_draw_zoom = 1.0;
|
|
uv_drag_index = -1;
|
|
uv_drag = false;
|
|
updating_uv_scroll = false;
|
|
|
|
error = memnew(AcceptDialog);
|
|
add_child(error);
|
|
|
|
uv_edit_draw->set_clip_contents(true);
|
|
}
|
|
|
|
Polygon2DEditorPlugin::Polygon2DEditorPlugin(EditorNode *p_node)
|
|
: AbstractPolygon2DEditorPlugin(p_node, memnew(Polygon2DEditor(p_node)), "Polygon2D") {
|
|
}
|