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/*************************************************************************/
/* texture_region_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_region_editor_plugin.h"
#include "core/core_string_names.h"
#include "core/input/input.h"
#include "core/os/keyboard.h"
#include "editor/editor_scale.h"
#include "scene/gui/check_box.h"
/**
@author Mariano Suligoy
*/
void draw_margin_line(Control *edit_draw, Vector2 from, Vector2 to) {
Vector2 line = (to - from).normalized() * 10;
// Draw a translucent background line to make the foreground line visible on any background.
edit_draw->draw_line(
from,
to,
EditorNode::get_singleton()->get_theme_base()->get_theme_color("mono_color", "Editor").inverted() * Color(1, 1, 1, 0.5),
Math::round(2 * EDSCALE));
while ((to - from).length_squared() > 200) {
edit_draw->draw_line(
from,
from + line,
EditorNode::get_singleton()->get_theme_base()->get_theme_color("mono_color", "Editor"),
Math::round(2 * EDSCALE));
from += line * 2;
}
}
void TextureRegionEditor::_region_draw() {
Ref<Texture2D> base_tex = nullptr;
if (node_sprite) {
base_tex = node_sprite->get_texture();
} else if (node_sprite_3d) {
base_tex = node_sprite_3d->get_texture();
} else if (node_ninepatch) {
base_tex = node_ninepatch->get_texture();
} else if (obj_styleBox.is_valid()) {
base_tex = obj_styleBox->get_texture();
} else if (atlas_tex.is_valid()) {
base_tex = atlas_tex->get_atlas();
}
if (base_tex.is_null()) {
return;
}
Transform2D mtx;
mtx.elements[2] = -draw_ofs * draw_zoom;
mtx.scale_basis(Vector2(draw_zoom, draw_zoom));
RS::get_singleton()->canvas_item_add_set_transform(edit_draw->get_canvas_item(), mtx);
edit_draw->draw_texture(base_tex, Point2());
RS::get_singleton()->canvas_item_add_set_transform(edit_draw->get_canvas_item(), Transform2D());
if (snap_mode == SNAP_GRID) {
Color grid_color = Color(1.0, 1.0, 1.0, 0.15);
Size2 s = edit_draw->get_size();
int last_cell = 0;
if (snap_step.x != 0) {
if (snap_separation.x == 0) {
for (int i = 0; i < s.width; i++) {
int cell = Math::fast_ftoi(Math::floor((mtx.affine_inverse().xform(Vector2(i, 0)).x - snap_offset.x) / snap_step.x));
if (i == 0) {
last_cell = cell;
}
if (last_cell != cell) {
edit_draw->draw_line(Point2(i, 0), Point2(i, s.height), grid_color);
}
last_cell = cell;
}
} else {
for (int i = 0; i < s.width; i++) {
int cell = Math::fast_ftoi(Math::floor((mtx.affine_inverse().xform(Vector2(i, 0)).x - snap_offset.x) / (snap_step.x + snap_separation.x)));
if (i == 0) {
last_cell = cell;
}
if (last_cell != cell) {
edit_draw->draw_rect(Rect2(i - snap_separation.x * draw_zoom, 0, snap_separation.x * draw_zoom, s.height), grid_color);
}
last_cell = cell;
}
}
}
if (snap_step.y != 0) {
if (snap_separation.y == 0) {
for (int i = 0; i < s.height; i++) {
int cell = Math::fast_ftoi(Math::floor((mtx.affine_inverse().xform(Vector2(0, i)).y - snap_offset.y) / snap_step.y));
if (i == 0) {
last_cell = cell;
}
if (last_cell != cell) {
edit_draw->draw_line(Point2(0, i), Point2(s.width, i), grid_color);
}
last_cell = cell;
}
} else {
for (int i = 0; i < s.height; i++) {
int cell = Math::fast_ftoi(Math::floor((mtx.affine_inverse().xform(Vector2(0, i)).y - snap_offset.y) / (snap_step.y + snap_separation.y)));
if (i == 0) {
last_cell = cell;
}
if (last_cell != cell) {
edit_draw->draw_rect(Rect2(0, i - snap_separation.y * draw_zoom, s.width, snap_separation.y * draw_zoom), grid_color);
}
last_cell = cell;
}
}
}
} else if (snap_mode == SNAP_AUTOSLICE) {
for (List<Rect2>::Element *E = autoslice_cache.front(); E; E = E->next()) {
Rect2 r = E->get();
Vector2 endpoints[4] = {
mtx.basis_xform(r.position),
mtx.basis_xform(r.position + Vector2(r.size.x, 0)),
mtx.basis_xform(r.position + r.size),
mtx.basis_xform(r.position + Vector2(0, r.size.y))
};
for (int i = 0; i < 4; i++) {
int next = (i + 1) % 4;
edit_draw->draw_line(endpoints[i] - draw_ofs * draw_zoom, endpoints[next] - draw_ofs * draw_zoom, Color(0.3, 0.7, 1, 1), 2);
}
}
}
Ref<Texture2D> select_handle = get_theme_icon("EditorHandle", "EditorIcons");
Rect2 scroll_rect(Point2(), base_tex->get_size());
const Vector2 raw_endpoints[4] = {
rect.position,
rect.position + Vector2(rect.size.x, 0),
rect.position + rect.size,
rect.position + Vector2(0, rect.size.y)
};
const Vector2 endpoints[4] = {
mtx.basis_xform(raw_endpoints[0]),
mtx.basis_xform(raw_endpoints[1]),
mtx.basis_xform(raw_endpoints[2]),
mtx.basis_xform(raw_endpoints[3])
};
Color color = get_theme_color("mono_color", "Editor");
for (int i = 0; i < 4; i++) {
int prev = (i + 3) % 4;
int next = (i + 1) % 4;
Vector2 ofs = ((endpoints[i] - endpoints[prev]).normalized() + ((endpoints[i] - endpoints[next]).normalized())).normalized();
ofs *= Math_SQRT2 * (select_handle->get_size().width / 2);
edit_draw->draw_line(endpoints[i] - draw_ofs * draw_zoom, endpoints[next] - draw_ofs * draw_zoom, color, 2);
if (snap_mode != SNAP_AUTOSLICE) {
edit_draw->draw_texture(select_handle, (endpoints[i] + ofs - (select_handle->get_size() / 2)).floor() - draw_ofs * draw_zoom);
}
ofs = (endpoints[next] - endpoints[i]) / 2;
ofs += (endpoints[next] - endpoints[i]).orthogonal().normalized() * (select_handle->get_size().width / 2);
if (snap_mode != SNAP_AUTOSLICE) {
edit_draw->draw_texture(select_handle, (endpoints[i] + ofs - (select_handle->get_size() / 2)).floor() - draw_ofs * draw_zoom);
}
scroll_rect.expand_to(raw_endpoints[i]);
}
const Size2 scroll_margin = edit_draw->get_size() / draw_zoom;
scroll_rect.position -= scroll_margin;
scroll_rect.size += scroll_margin * 2;
updating_scroll = true;
hscroll->set_min(scroll_rect.position.x);
hscroll->set_max(scroll_rect.position.x + scroll_rect.size.x);
if (ABS(scroll_rect.position.x - (scroll_rect.position.x + scroll_rect.size.x)) <= scroll_margin.x) {
hscroll->hide();
} else {
hscroll->show();
hscroll->set_page(scroll_margin.x);
hscroll->set_value(draw_ofs.x);
}
vscroll->set_min(scroll_rect.position.y);
vscroll->set_max(scroll_rect.position.y + scroll_rect.size.y);
if (ABS(scroll_rect.position.y - (scroll_rect.position.y + scroll_rect.size.y)) <= scroll_margin.y) {
vscroll->hide();
draw_ofs.y = scroll_rect.position.y;
} else {
vscroll->show();
vscroll->set_page(scroll_margin.y);
vscroll->set_value(draw_ofs.y);
}
Size2 hmin = hscroll->get_combined_minimum_size();
Size2 vmin = vscroll->get_combined_minimum_size();
// Avoid scrollbar overlapping.
hscroll->set_anchor_and_offset(SIDE_RIGHT, ANCHOR_END, vscroll->is_visible() ? -vmin.width : 0);
vscroll->set_anchor_and_offset(SIDE_BOTTOM, ANCHOR_END, hscroll->is_visible() ? -hmin.height : 0);
updating_scroll = false;
if (node_ninepatch || obj_styleBox.is_valid()) {
float margins[4] = { 0 };
if (node_ninepatch) {
margins[0] = node_ninepatch->get_patch_margin(SIDE_TOP);
margins[1] = node_ninepatch->get_patch_margin(SIDE_BOTTOM);
margins[2] = node_ninepatch->get_patch_margin(SIDE_LEFT);
margins[3] = node_ninepatch->get_patch_margin(SIDE_RIGHT);
} else if (obj_styleBox.is_valid()) {
margins[0] = obj_styleBox->get_margin_size(SIDE_TOP);
margins[1] = obj_styleBox->get_margin_size(SIDE_BOTTOM);
margins[2] = obj_styleBox->get_margin_size(SIDE_LEFT);
margins[3] = obj_styleBox->get_margin_size(SIDE_RIGHT);
}
Vector2 pos[4] = {
mtx.basis_xform(Vector2(0, margins[0])) + Vector2(0, endpoints[0].y - draw_ofs.y * draw_zoom),
-mtx.basis_xform(Vector2(0, margins[1])) + Vector2(0, endpoints[2].y - draw_ofs.y * draw_zoom),
mtx.basis_xform(Vector2(margins[2], 0)) + Vector2(endpoints[0].x - draw_ofs.x * draw_zoom, 0),
-mtx.basis_xform(Vector2(margins[3], 0)) + Vector2(endpoints[2].x - draw_ofs.x * draw_zoom, 0)
};
draw_margin_line(edit_draw, pos[0], pos[0] + Vector2(edit_draw->get_size().x, 0));
draw_margin_line(edit_draw, pos[1], pos[1] + Vector2(edit_draw->get_size().x, 0));
draw_margin_line(edit_draw, pos[2], pos[2] + Vector2(0, edit_draw->get_size().y));
draw_margin_line(edit_draw, pos[3], pos[3] + Vector2(0, edit_draw->get_size().y));
}
}
void TextureRegionEditor::_region_input(const Ref<InputEvent> &p_input) {
Transform2D mtx;
mtx.elements[2] = -draw_ofs * draw_zoom;
mtx.scale_basis(Vector2(draw_zoom, draw_zoom));
const real_t handle_radius = 8 * EDSCALE;
const real_t handle_offset = 4 * EDSCALE;
// Position of selection handles.
const Vector2 endpoints[8] = {
mtx.xform(rect.position) + Vector2(-handle_offset, -handle_offset),
mtx.xform(rect.position + Vector2(rect.size.x / 2, 0)) + Vector2(0, -handle_offset),
mtx.xform(rect.position + Vector2(rect.size.x, 0)) + Vector2(handle_offset, -handle_offset),
mtx.xform(rect.position + Vector2(rect.size.x, rect.size.y / 2)) + Vector2(handle_offset, 0),
mtx.xform(rect.position + rect.size) + Vector2(handle_offset, handle_offset),
mtx.xform(rect.position + Vector2(rect.size.x / 2, rect.size.y)) + Vector2(0, handle_offset),
mtx.xform(rect.position + Vector2(0, rect.size.y)) + Vector2(-handle_offset, handle_offset),
mtx.xform(rect.position + Vector2(0, rect.size.y / 2)) + Vector2(-handle_offset, 0)
};
Ref<InputEventMouseButton> mb = p_input;
if (mb.is_valid()) {
if (mb->get_button_index() == MOUSE_BUTTON_LEFT) {
if (mb->is_pressed()) {
if (node_ninepatch || obj_styleBox.is_valid()) {
edited_margin = -1;
float margins[4] = { 0 };
if (node_ninepatch) {
margins[0] = node_ninepatch->get_patch_margin(SIDE_TOP);
margins[1] = node_ninepatch->get_patch_margin(SIDE_BOTTOM);
margins[2] = node_ninepatch->get_patch_margin(SIDE_LEFT);
margins[3] = node_ninepatch->get_patch_margin(SIDE_RIGHT);
} else if (obj_styleBox.is_valid()) {
margins[0] = obj_styleBox->get_margin_size(SIDE_TOP);
margins[1] = obj_styleBox->get_margin_size(SIDE_BOTTOM);
margins[2] = obj_styleBox->get_margin_size(SIDE_LEFT);
margins[3] = obj_styleBox->get_margin_size(SIDE_RIGHT);
}
Vector2 pos[4] = {
mtx.basis_xform(rect.position + Vector2(0, margins[0])) - draw_ofs * draw_zoom,
mtx.basis_xform(rect.position + rect.size - Vector2(0, margins[1])) - draw_ofs * draw_zoom,
mtx.basis_xform(rect.position + Vector2(margins[2], 0)) - draw_ofs * draw_zoom,
mtx.basis_xform(rect.position + rect.size - Vector2(margins[3], 0)) - draw_ofs * draw_zoom
};
if (Math::abs(mb->get_position().y - pos[0].y) < 8) {
edited_margin = 0;
prev_margin = margins[0];
} else if (Math::abs(mb->get_position().y - pos[1].y) < 8) {
edited_margin = 1;
prev_margin = margins[1];
} else if (Math::abs(mb->get_position().x - pos[2].x) < 8) {
edited_margin = 2;
prev_margin = margins[2];
} else if (Math::abs(mb->get_position().x - pos[3].x) < 8) {
edited_margin = 3;
prev_margin = margins[3];
}
if (edited_margin >= 0) {
drag_from = Vector2(mb->get_position().x, mb->get_position().y);
drag = true;
}
}
if (edited_margin < 0 && snap_mode == SNAP_AUTOSLICE) {
Vector2 point = mtx.affine_inverse().xform(Vector2(mb->get_position().x, mb->get_position().y));
for (List<Rect2>::Element *E = autoslice_cache.front(); E; E = E->next()) {
if (E->get().has_point(point)) {
rect = E->get();
if (Input::get_singleton()->is_key_pressed(KEY_CONTROL) && !(Input::get_singleton()->is_key_pressed(KEY_SHIFT | KEY_ALT))) {
Rect2 r;
if (node_sprite) {
r = node_sprite->get_region_rect();
} else if (node_sprite_3d) {
r = node_sprite_3d->get_region_rect();
} else if (node_ninepatch) {
r = node_ninepatch->get_region_rect();
} else if (obj_styleBox.is_valid()) {
r = obj_styleBox->get_region_rect();
} else if (atlas_tex.is_valid()) {
r = atlas_tex->get_region();
}
rect.expand_to(r.position);
rect.expand_to(r.position + r.size);
}
undo_redo->create_action(TTR("Set Region Rect"));
if (node_sprite) {
undo_redo->add_do_method(node_sprite, "set_region_rect", rect);
undo_redo->add_undo_method(node_sprite, "set_region_rect", node_sprite->get_region_rect());
} else if (node_sprite_3d) {
undo_redo->add_do_method(node_sprite_3d, "set_region_rect", rect);
undo_redo->add_undo_method(node_sprite_3d, "set_region_rect", node_sprite_3d->get_region_rect());
} else if (node_ninepatch) {
undo_redo->add_do_method(node_ninepatch, "set_region_rect", rect);
undo_redo->add_undo_method(node_ninepatch, "set_region_rect", node_ninepatch->get_region_rect());
} else if (obj_styleBox.is_valid()) {
undo_redo->add_do_method(obj_styleBox.ptr(), "set_region_rect", rect);
undo_redo->add_undo_method(obj_styleBox.ptr(), "set_region_rect", obj_styleBox->get_region_rect());
} else if (atlas_tex.is_valid()) {
undo_redo->add_do_method(atlas_tex.ptr(), "set_region", rect);
undo_redo->add_undo_method(atlas_tex.ptr(), "set_region", atlas_tex->get_region());
}
undo_redo->add_do_method(this, "_update_rect");
undo_redo->add_undo_method(this, "_update_rect");
undo_redo->add_do_method(edit_draw, "update");
undo_redo->add_undo_method(edit_draw, "update");
undo_redo->commit_action();
break;
}
}
} else if (edited_margin < 0) {
drag_from = mtx.affine_inverse().xform(Vector2(mb->get_position().x, mb->get_position().y));
if (snap_mode == SNAP_PIXEL) {
drag_from = drag_from.snapped(Vector2(1, 1));
} else if (snap_mode == SNAP_GRID) {
drag_from = snap_point(drag_from);
}
drag = true;
if (node_sprite) {
rect_prev = node_sprite->get_region_rect();
} else if (node_sprite_3d) {
rect_prev = node_sprite_3d->get_region_rect();
} else if (node_ninepatch) {
rect_prev = node_ninepatch->get_region_rect();
} else if (obj_styleBox.is_valid()) {
rect_prev = obj_styleBox->get_region_rect();
} else if (atlas_tex.is_valid()) {
rect_prev = atlas_tex->get_region();
}
for (int i = 0; i < 8; i++) {
Vector2 tuv = endpoints[i];
if (tuv.distance_to(Vector2(mb->get_position().x, mb->get_position().y)) < handle_radius) {
drag_index = i;
}
}
if (drag_index == -1) {
creating = true;
rect = Rect2(drag_from, Size2());
}
}
} else if (drag) {
if (edited_margin >= 0) {
undo_redo->create_action(TTR("Set Margin"));
static Side side[4] = { SIDE_TOP, SIDE_BOTTOM, SIDE_LEFT, SIDE_RIGHT };
if (node_ninepatch) {
undo_redo->add_do_method(node_ninepatch, "set_patch_margin", side[edited_margin], node_ninepatch->get_patch_margin(side[edited_margin]));
undo_redo->add_undo_method(node_ninepatch, "set_patch_margin", side[edited_margin], prev_margin);
} else if (obj_styleBox.is_valid()) {
undo_redo->add_do_method(obj_styleBox.ptr(), "set_margin_size", side[edited_margin], obj_styleBox->get_margin_size(side[edited_margin]));
undo_redo->add_undo_method(obj_styleBox.ptr(), "set_margin_size", side[edited_margin], prev_margin);
obj_styleBox->emit_signal(CoreStringNames::get_singleton()->changed);
}
edited_margin = -1;
} else {
undo_redo->create_action(TTR("Set Region Rect"));
if (node_sprite) {
undo_redo->add_do_method(node_sprite, "set_region_rect", node_sprite->get_region_rect());
undo_redo->add_undo_method(node_sprite, "set_region_rect", rect_prev);
} else if (node_sprite_3d) {
undo_redo->add_do_method(node_sprite_3d, "set_region_rect", node_sprite_3d->get_region_rect());
undo_redo->add_undo_method(node_sprite_3d, "set_region_rect", rect_prev);
} else if (atlas_tex.is_valid()) {
undo_redo->add_do_method(atlas_tex.ptr(), "set_region", atlas_tex->get_region());
undo_redo->add_undo_method(atlas_tex.ptr(), "set_region", rect_prev);
} else if (node_ninepatch) {
undo_redo->add_do_method(node_ninepatch, "set_region_rect", node_ninepatch->get_region_rect());
undo_redo->add_undo_method(node_ninepatch, "set_region_rect", rect_prev);
} else if (obj_styleBox.is_valid()) {
undo_redo->add_do_method(obj_styleBox.ptr(), "set_region_rect", obj_styleBox->get_region_rect());
undo_redo->add_undo_method(obj_styleBox.ptr(), "set_region_rect", rect_prev);
}
drag_index = -1;
}
undo_redo->add_do_method(this, "_update_rect");
undo_redo->add_undo_method(this, "_update_rect");
undo_redo->add_do_method(edit_draw, "update");
undo_redo->add_undo_method(edit_draw, "update");
undo_redo->commit_action();
drag = false;
creating = false;
}
} else if (mb->get_button_index() == MOUSE_BUTTON_RIGHT && mb->is_pressed()) {
if (drag) {
drag = false;
if (edited_margin >= 0) {
static Side side[4] = { SIDE_TOP, SIDE_BOTTOM, SIDE_LEFT, SIDE_RIGHT };
if (node_ninepatch) {
node_ninepatch->set_patch_margin(side[edited_margin], prev_margin);
}
if (obj_styleBox.is_valid()) {
obj_styleBox->set_margin_size(side[edited_margin], prev_margin);
}
edited_margin = -1;
} else {
apply_rect(rect_prev);
rect = rect_prev;
edit_draw->update();
drag_index = -1;
}
}
} else if (mb->get_button_index() == MOUSE_BUTTON_WHEEL_UP && mb->is_pressed()) {
_zoom_on_position(draw_zoom * ((0.95 + (0.05 * mb->get_factor())) / 0.95), mb->get_position());
} else if (mb->get_button_index() == MOUSE_BUTTON_WHEEL_DOWN && mb->is_pressed()) {
_zoom_on_position(draw_zoom * (1 - (0.05 * mb->get_factor())), mb->get_position());
}
}
Ref<InputEventMouseMotion> mm = p_input;
if (mm.is_valid()) {
if (mm->get_button_mask() & MOUSE_BUTTON_MASK_MIDDLE || Input::get_singleton()->is_key_pressed(KEY_SPACE)) {
Vector2 dragged(mm->get_relative().x / draw_zoom, mm->get_relative().y / draw_zoom);
hscroll->set_value(hscroll->get_value() - dragged.x);
vscroll->set_value(vscroll->get_value() - dragged.y);
} else if (drag) {
if (edited_margin >= 0) {
float new_margin = 0;
if (snap_mode != SNAP_GRID) {
if (edited_margin == 0) {
new_margin = prev_margin + (mm->get_position().y - drag_from.y) / draw_zoom;
} else if (edited_margin == 1) {
new_margin = prev_margin - (mm->get_position().y - drag_from.y) / draw_zoom;
} else if (edited_margin == 2) {
new_margin = prev_margin + (mm->get_position().x - drag_from.x) / draw_zoom;
} else if (edited_margin == 3) {
new_margin = prev_margin - (mm->get_position().x - drag_from.x) / draw_zoom;
} else {
ERR_PRINT("Unexpected edited_margin");
}
if (snap_mode == SNAP_PIXEL) {
new_margin = Math::round(new_margin);
}
} else {
Vector2 pos_snapped = snap_point(mtx.affine_inverse().xform(mm->get_position()));
Rect2 rect_rounded = Rect2(rect.position.round(), rect.size.round());
if (edited_margin == 0) {
new_margin = pos_snapped.y - rect_rounded.position.y;
} else if (edited_margin == 1) {
new_margin = rect_rounded.size.y + rect_rounded.position.y - pos_snapped.y;
} else if (edited_margin == 2) {
new_margin = pos_snapped.x - rect_rounded.position.x;
} else if (edited_margin == 3) {
new_margin = rect_rounded.size.x + rect_rounded.position.x - pos_snapped.x;
} else {
ERR_PRINT("Unexpected edited_margin");
}
}
if (new_margin < 0) {
new_margin = 0;
}
static Side side[4] = { SIDE_TOP, SIDE_BOTTOM, SIDE_LEFT, SIDE_RIGHT };
if (node_ninepatch) {
node_ninepatch->set_patch_margin(side[edited_margin], new_margin);
}
if (obj_styleBox.is_valid()) {
obj_styleBox->set_margin_size(side[edited_margin], new_margin);
}
} else {
Vector2 new_pos = mtx.affine_inverse().xform(mm->get_position());
if (snap_mode == SNAP_PIXEL) {
new_pos = new_pos.snapped(Vector2(1, 1));
} else if (snap_mode == SNAP_GRID) {
new_pos = snap_point(new_pos);
}
if (creating) {
rect = Rect2(drag_from, Size2());
rect.expand_to(new_pos);
apply_rect(rect);
edit_draw->update();
return;
}
switch (drag_index) {
case 0: {
Vector2 p = rect_prev.position + rect_prev.size;
rect = Rect2(p, Size2());
rect.expand_to(new_pos);
apply_rect(rect);
} break;
case 1: {
Vector2 p = rect_prev.position + Vector2(0, rect_prev.size.y);
rect = Rect2(p, Size2(rect_prev.size.x, 0));
rect.expand_to(new_pos);
apply_rect(rect);
} break;
case 2: {
Vector2 p = rect_prev.position + Vector2(0, rect_prev.size.y);
rect = Rect2(p, Size2());
rect.expand_to(new_pos);
apply_rect(rect);
} break;
case 3: {
Vector2 p = rect_prev.position;
rect = Rect2(p, Size2(0, rect_prev.size.y));
rect.expand_to(new_pos);
apply_rect(rect);
} break;
case 4: {
Vector2 p = rect_prev.position;
rect = Rect2(p, Size2());
rect.expand_to(new_pos);
apply_rect(rect);
} break;
case 5: {
Vector2 p = rect_prev.position;
rect = Rect2(p, Size2(rect_prev.size.x, 0));
rect.expand_to(new_pos);
apply_rect(rect);
} break;
case 6: {
Vector2 p = rect_prev.position + Vector2(rect_prev.size.x, 0);
rect = Rect2(p, Size2());
rect.expand_to(new_pos);
apply_rect(rect);
} break;
case 7: {
Vector2 p = rect_prev.position + Vector2(rect_prev.size.x, 0);
rect = Rect2(p, Size2(0, rect_prev.size.y));
rect.expand_to(new_pos);
apply_rect(rect);
} break;
}
}
edit_draw->update();
}
}
Ref<InputEventMagnifyGesture> magnify_gesture = p_input;
if (magnify_gesture.is_valid()) {
_zoom_on_position(draw_zoom * magnify_gesture->get_factor(), magnify_gesture->get_position());
}
Ref<InputEventPanGesture> pan_gesture = p_input;
if (pan_gesture.is_valid()) {
hscroll->set_value(hscroll->get_value() + hscroll->get_page() * pan_gesture->get_delta().x / 8);
vscroll->set_value(vscroll->get_value() + vscroll->get_page() * pan_gesture->get_delta().y / 8);
}
}
void TextureRegionEditor::_scroll_changed(float) {
if (updating_scroll) {
return;
}
draw_ofs.x = hscroll->get_value();
draw_ofs.y = vscroll->get_value();
edit_draw->update();
}
void TextureRegionEditor::_set_snap_mode(int p_mode) {
snap_mode = p_mode;
if (snap_mode == SNAP_GRID) {
hb_grid->show();
} else {
hb_grid->hide();
}
if (snap_mode == SNAP_AUTOSLICE && is_visible() && autoslice_is_dirty) {
_update_autoslice();
}
edit_draw->update();
}
void TextureRegionEditor::_set_snap_off_x(float p_val) {
snap_offset.x = p_val;
edit_draw->update();
}
void TextureRegionEditor::_set_snap_off_y(float p_val) {
snap_offset.y = p_val;
edit_draw->update();
}
void TextureRegionEditor::_set_snap_step_x(float p_val) {
snap_step.x = p_val;
edit_draw->update();
}
void TextureRegionEditor::_set_snap_step_y(float p_val) {
snap_step.y = p_val;
edit_draw->update();
}
void TextureRegionEditor::_set_snap_sep_x(float p_val) {
snap_separation.x = p_val;
edit_draw->update();
}
void TextureRegionEditor::_set_snap_sep_y(float p_val) {
snap_separation.y = p_val;
edit_draw->update();
}
void TextureRegionEditor::_zoom_on_position(float p_zoom, Point2 p_position) {
if (p_zoom < 0.25 || p_zoom > 8) {
return;
}
float prev_zoom = draw_zoom;
draw_zoom = p_zoom;
Point2 ofs = p_position;
ofs = ofs / prev_zoom - ofs / draw_zoom;
draw_ofs.x = Math::round(draw_ofs.x + ofs.x);
draw_ofs.y = Math::round(draw_ofs.y + ofs.y);
edit_draw->update();
}
void TextureRegionEditor::_zoom_in() {
_zoom_on_position(draw_zoom * 1.5, edit_draw->get_size() / 2.0);
}
void TextureRegionEditor::_zoom_reset() {
_zoom_on_position(1.0, edit_draw->get_size() / 2.0);
}
void TextureRegionEditor::_zoom_out() {
_zoom_on_position(draw_zoom / 1.5, edit_draw->get_size() / 2.0);
}
void TextureRegionEditor::apply_rect(const Rect2 &p_rect) {
if (node_sprite) {
node_sprite->set_region_rect(p_rect);
} else if (node_sprite_3d) {
node_sprite_3d->set_region_rect(p_rect);
} else if (node_ninepatch) {
node_ninepatch->set_region_rect(p_rect);
} else if (obj_styleBox.is_valid()) {
obj_styleBox->set_region_rect(p_rect);
} else if (atlas_tex.is_valid()) {
atlas_tex->set_region(p_rect);
}
}
void TextureRegionEditor::_update_rect() {
if (node_sprite) {
rect = node_sprite->get_region_rect();
} else if (node_sprite_3d) {
rect = node_sprite_3d->get_region_rect();
} else if (node_ninepatch) {
rect = node_ninepatch->get_region_rect();
if (rect == Rect2()) {
rect = Rect2(Vector2(), node_ninepatch->get_texture()->get_size());
}
} else if (obj_styleBox.is_valid()) {
rect = obj_styleBox->get_region_rect();
} else if (atlas_tex.is_valid()) {
rect = atlas_tex->get_region();
}
}
void TextureRegionEditor::_update_autoslice() {
autoslice_is_dirty = false;
autoslice_cache.clear();
Ref<Texture2D> texture = nullptr;
if (node_sprite) {
texture = node_sprite->get_texture();
} else if (node_sprite_3d) {
texture = node_sprite_3d->get_texture();
} else if (node_ninepatch) {
texture = node_ninepatch->get_texture();
} else if (obj_styleBox.is_valid()) {
texture = obj_styleBox->get_texture();
} else if (atlas_tex.is_valid()) {
texture = atlas_tex->get_atlas();
}
if (texture.is_null()) {
return;
}
for (int y = 0; y < texture->get_height(); y++) {
for (int x = 0; x < texture->get_width(); x++) {
if (texture->is_pixel_opaque(x, y)) {
bool found = false;
for (List<Rect2>::Element *E = autoslice_cache.front(); E; E = E->next()) {
Rect2 grown = E->get().grow(1.5);
if (grown.has_point(Point2(x, y))) {
E->get().expand_to(Point2(x, y));
E->get().expand_to(Point2(x + 1, y + 1));
x = E->get().position.x + E->get().size.x - 1;
bool merged = true;
while (merged) {
merged = false;
bool queue_erase = false;
for (List<Rect2>::Element *F = autoslice_cache.front(); F; F = F->next()) {
if (queue_erase) {
autoslice_cache.erase(F->prev());
queue_erase = false;
}
if (F == E) {
continue;
}
if (E->get().grow(1).intersects(F->get())) {
E->get().expand_to(F->get().position);
E->get().expand_to(F->get().position + F->get().size);
if (F->prev()) {
F = F->prev();
autoslice_cache.erase(F->next());
} else {
queue_erase = true;
// Can't delete the first rect in the list.
}
merged = true;
}
}
}
found = true;
break;
}
}
if (!found) {
Rect2 new_rect(x, y, 1, 1);
autoslice_cache.push_back(new_rect);
}
}
}
}
cache_map[texture->get_rid()] = autoslice_cache;
}
void TextureRegionEditor::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE:
case NOTIFICATION_THEME_CHANGED: {
edit_draw->add_theme_style_override("panel", get_theme_stylebox("bg", "Tree"));
} break;
case NOTIFICATION_READY: {
zoom_out->set_icon(get_theme_icon("ZoomLess", "EditorIcons"));
zoom_reset->set_icon(get_theme_icon("ZoomReset", "EditorIcons"));
zoom_in->set_icon(get_theme_icon("ZoomMore", "EditorIcons"));
vscroll->set_anchors_and_offsets_preset(PRESET_RIGHT_WIDE);
hscroll->set_anchors_and_offsets_preset(PRESET_BOTTOM_WIDE);
} break;
case NOTIFICATION_VISIBILITY_CHANGED: {
if (snap_mode == SNAP_AUTOSLICE && is_visible() && autoslice_is_dirty) {
_update_autoslice();
}
} break;
case NOTIFICATION_WM_WINDOW_FOCUS_IN: {
// This happens when the user leaves the Editor and returns,
// they could have changed the textures, so the cache is cleared.
cache_map.clear();
_edit_region();
} break;
}
}
void TextureRegionEditor::_node_removed(Object *p_obj) {
if (p_obj == node_sprite || p_obj == node_sprite_3d || p_obj == node_ninepatch || p_obj == obj_styleBox.ptr() || p_obj == atlas_tex.ptr()) {
node_sprite = nullptr;
node_sprite_3d = nullptr;
node_ninepatch = nullptr;
obj_styleBox = Ref<StyleBox>(nullptr);
atlas_tex = Ref<AtlasTexture>(nullptr);
hide();
}
}
void TextureRegionEditor::_bind_methods() {
ClassDB::bind_method(D_METHOD("_edit_region"), &TextureRegionEditor::_edit_region);
ClassDB::bind_method(D_METHOD("_node_removed"), &TextureRegionEditor::_node_removed);
ClassDB::bind_method(D_METHOD("_zoom_on_position"), &TextureRegionEditor::_zoom_on_position);
ClassDB::bind_method(D_METHOD("_update_rect"), &TextureRegionEditor::_update_rect);
}
bool TextureRegionEditor::is_stylebox() {
return obj_styleBox.is_valid();
}
bool TextureRegionEditor::is_atlas_texture() {
return atlas_tex.is_valid();
}
bool TextureRegionEditor::is_ninepatch() {
return node_ninepatch != nullptr;
}
Sprite3D *TextureRegionEditor::get_sprite_3d() {
return node_sprite_3d;
}
Sprite2D *TextureRegionEditor::get_sprite() {
return node_sprite;
}
void TextureRegionEditor::edit(Object *p_obj) {
if (node_sprite) {
node_sprite->disconnect("changed", callable_mp(this, &TextureRegionEditor::_texture_changed));
}
if (node_sprite_3d) {
node_sprite_3d->disconnect("changed", callable_mp(this, &TextureRegionEditor::_texture_changed));
}
if (node_ninepatch) {
node_ninepatch->disconnect("changed", callable_mp(this, &TextureRegionEditor::_texture_changed));
}
if (obj_styleBox.is_valid()) {
obj_styleBox->disconnect("changed", callable_mp(this, &TextureRegionEditor::_texture_changed));
}
if (atlas_tex.is_valid()) {
atlas_tex->disconnect("changed", callable_mp(this, &TextureRegionEditor::_texture_changed));
}
if (p_obj) {
node_sprite = Object::cast_to<Sprite2D>(p_obj);
node_sprite_3d = Object::cast_to<Sprite3D>(p_obj);
node_ninepatch = Object::cast_to<NinePatchRect>(p_obj);
if (Object::cast_to<StyleBoxTexture>(p_obj)) {
obj_styleBox = Ref<StyleBoxTexture>(Object::cast_to<StyleBoxTexture>(p_obj));
}
if (Object::cast_to<AtlasTexture>(p_obj)) {
atlas_tex = Ref<AtlasTexture>(Object::cast_to<AtlasTexture>(p_obj));
}
p_obj->connect("changed", callable_mp(this, &TextureRegionEditor::_texture_changed));
_edit_region();
} else {
node_sprite = nullptr;
node_sprite_3d = nullptr;
node_ninepatch = nullptr;
obj_styleBox = Ref<StyleBoxTexture>(nullptr);
atlas_tex = Ref<AtlasTexture>(nullptr);
}
edit_draw->update();
if ((node_sprite && !node_sprite->is_region_enabled()) || (node_sprite_3d && !node_sprite_3d->is_region_enabled())) {
set_process(true);
}
if (!p_obj) {
set_process(false);
}
}
void TextureRegionEditor::_texture_changed() {
if (!is_visible()) {
return;
}
_edit_region();
}
void TextureRegionEditor::_edit_region() {
Ref<Texture2D> texture = nullptr;
if (node_sprite) {
texture = node_sprite->get_texture();
} else if (node_sprite_3d) {
texture = node_sprite_3d->get_texture();
} else if (node_ninepatch) {
texture = node_ninepatch->get_texture();
} else if (obj_styleBox.is_valid()) {
texture = obj_styleBox->get_texture();
} else if (atlas_tex.is_valid()) {
texture = atlas_tex->get_atlas();
}
if (texture.is_null()) {
_zoom_reset();
hscroll->hide();
vscroll->hide();
edit_draw->update();
return;
}
if (cache_map.has(texture->get_rid())) {
autoslice_cache = cache_map[texture->get_rid()];
autoslice_is_dirty = false;
return;
} else {
if (is_visible() && snap_mode == SNAP_AUTOSLICE) {
_update_autoslice();
} else {
autoslice_is_dirty = true;
}
}
_update_rect();
edit_draw->update();
}
Vector2 TextureRegionEditor::snap_point(Vector2 p_target) const {
if (snap_mode == SNAP_GRID) {
p_target.x = Math::snap_scalar_separation(snap_offset.x, snap_step.x, p_target.x, snap_separation.x);
p_target.y = Math::snap_scalar_separation(snap_offset.y, snap_step.y, p_target.y, snap_separation.y);
}
return p_target;
}
TextureRegionEditor::TextureRegionEditor(EditorNode *p_editor) {
node_sprite = nullptr;
node_sprite_3d = nullptr;
node_ninepatch = nullptr;
obj_styleBox = Ref<StyleBoxTexture>(nullptr);
atlas_tex = Ref<AtlasTexture>(nullptr);
editor = p_editor;
undo_redo = editor->get_undo_redo();
snap_step = Vector2(10, 10);
snap_separation = Vector2(0, 0);
snap_mode = SNAP_NONE;
edited_margin = -1;
drag_index = -1;
drag = false;
HBoxContainer *hb_tools = memnew(HBoxContainer);
add_child(hb_tools);
hb_tools->add_child(memnew(Label(TTR("Snap Mode:"))));
snap_mode_button = memnew(OptionButton);
hb_tools->add_child(snap_mode_button);
snap_mode_button->add_item(TTR("None"), 0);
snap_mode_button->add_item(TTR("Pixel Snap"), 1);
snap_mode_button->add_item(TTR("Grid Snap"), 2);
snap_mode_button->add_item(TTR("Auto Slice"), 3);
snap_mode_button->select(0);
snap_mode_button->connect("item_selected", callable_mp(this, &TextureRegionEditor::_set_snap_mode));
hb_grid = memnew(HBoxContainer);
hb_tools->add_child(hb_grid);
hb_grid->add_child(memnew(VSeparator));
hb_grid->add_child(memnew(Label(TTR("Offset:"))));
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", callable_mp(this, &TextureRegionEditor::_set_snap_off_x));
hb_grid->add_child(sb_off_x);
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", callable_mp(this, &TextureRegionEditor::_set_snap_off_y));
hb_grid->add_child(sb_off_y);
hb_grid->add_child(memnew(VSeparator));
hb_grid->add_child(memnew(Label(TTR("Step:"))));
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", callable_mp(this, &TextureRegionEditor::_set_snap_step_x));
hb_grid->add_child(sb_step_x);
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", callable_mp(this, &TextureRegionEditor::_set_snap_step_y));
hb_grid->add_child(sb_step_y);
hb_grid->add_child(memnew(VSeparator));
hb_grid->add_child(memnew(Label(TTR("Sep.:"))));
sb_sep_x = memnew(SpinBox);
sb_sep_x->set_min(0);
sb_sep_x->set_max(256);
sb_sep_x->set_step(1);
sb_sep_x->set_value(snap_separation.x);
sb_sep_x->set_suffix("px");
sb_sep_x->connect("value_changed", callable_mp(this, &TextureRegionEditor::_set_snap_sep_x));
hb_grid->add_child(sb_sep_x);
sb_sep_y = memnew(SpinBox);
sb_sep_y->set_min(0);
sb_sep_y->set_max(256);
sb_sep_y->set_step(1);
sb_sep_y->set_value(snap_separation.y);
sb_sep_y->set_suffix("px");
sb_sep_y->connect("value_changed", callable_mp(this, &TextureRegionEditor::_set_snap_sep_y));
hb_grid->add_child(sb_sep_y);
hb_grid->hide();
edit_draw = memnew(Panel);
add_child(edit_draw);
edit_draw->set_v_size_flags(SIZE_EXPAND_FILL);
edit_draw->connect("draw", callable_mp(this, &TextureRegionEditor::_region_draw));
edit_draw->connect("gui_input", callable_mp(this, &TextureRegionEditor::_region_input));
draw_zoom = 1.0;
edit_draw->set_clip_contents(true);
HBoxContainer *zoom_hb = memnew(HBoxContainer);
edit_draw->add_child(zoom_hb);
zoom_hb->set_begin(Point2(5, 5));
zoom_out = memnew(Button);
zoom_out->set_flat(true);
zoom_out->set_tooltip(TTR("Zoom Out"));
zoom_out->connect("pressed", callable_mp(this, &TextureRegionEditor::_zoom_out));
zoom_hb->add_child(zoom_out);
zoom_reset = memnew(Button);
zoom_reset->set_flat(true);
zoom_reset->set_tooltip(TTR("Zoom Reset"));
zoom_reset->connect("pressed", callable_mp(this, &TextureRegionEditor::_zoom_reset));
zoom_hb->add_child(zoom_reset);
zoom_in = memnew(Button);
zoom_in->set_flat(true);
zoom_in->set_tooltip(TTR("Zoom In"));
zoom_in->connect("pressed", callable_mp(this, &TextureRegionEditor::_zoom_in));
zoom_hb->add_child(zoom_in);
vscroll = memnew(VScrollBar);
vscroll->set_step(0.001);
edit_draw->add_child(vscroll);
vscroll->connect("value_changed", callable_mp(this, &TextureRegionEditor::_scroll_changed));
hscroll = memnew(HScrollBar);
hscroll->set_step(0.001);
edit_draw->add_child(hscroll);
hscroll->connect("value_changed", callable_mp(this, &TextureRegionEditor::_scroll_changed));
updating_scroll = false;
autoslice_is_dirty = true;
}
void TextureRegionEditorPlugin::edit(Object *p_object) {
region_editor->edit(p_object);
}
bool TextureRegionEditorPlugin::handles(Object *p_object) const {
return p_object->is_class("Sprite2D") || p_object->is_class("Sprite3D") || p_object->is_class("NinePatchRect") || p_object->is_class("StyleBoxTexture") || p_object->is_class("AtlasTexture");
}
void TextureRegionEditorPlugin::_editor_visiblity_changed() {
manually_hidden = !region_editor->is_visible_in_tree();
}
void TextureRegionEditorPlugin::make_visible(bool p_visible) {
if (p_visible) {
texture_region_button->show();
bool is_node_configured = region_editor->is_stylebox() || region_editor->is_atlas_texture() || region_editor->is_ninepatch() || (region_editor->get_sprite() && region_editor->get_sprite()->is_region_enabled()) || (region_editor->get_sprite_3d() && region_editor->get_sprite_3d()->is_region_enabled());
if ((is_node_configured && !manually_hidden) || texture_region_button->is_pressed()) {
editor->make_bottom_panel_item_visible(region_editor);
}
} else {
if (region_editor->is_visible_in_tree()) {
editor->hide_bottom_panel();
manually_hidden = false;
}
texture_region_button->hide();
region_editor->edit(nullptr);
}
}
Dictionary TextureRegionEditorPlugin::get_state() const {
Dictionary state;
state["snap_offset"] = region_editor->snap_offset;
state["snap_step"] = region_editor->snap_step;
state["snap_separation"] = region_editor->snap_separation;
state["snap_mode"] = region_editor->snap_mode;
return state;
}
void TextureRegionEditorPlugin::set_state(const Dictionary &p_state) {
Dictionary state = p_state;
if (state.has("snap_step")) {
Vector2 s = state["snap_step"];
region_editor->sb_step_x->set_value(s.x);
region_editor->sb_step_y->set_value(s.y);
region_editor->snap_step = s;
}
if (state.has("snap_offset")) {
Vector2 ofs = state["snap_offset"];
region_editor->sb_off_x->set_value(ofs.x);
region_editor->sb_off_y->set_value(ofs.y);
region_editor->snap_offset = ofs;
}
if (state.has("snap_separation")) {
Vector2 sep = state["snap_separation"];
region_editor->sb_sep_x->set_value(sep.x);
region_editor->sb_sep_y->set_value(sep.y);
region_editor->snap_separation = sep;
}
if (state.has("snap_mode")) {
region_editor->_set_snap_mode(state["snap_mode"]);
region_editor->snap_mode_button->select(state["snap_mode"]);
}
}
void TextureRegionEditorPlugin::_bind_methods() {
}
TextureRegionEditorPlugin::TextureRegionEditorPlugin(EditorNode *p_node) {
manually_hidden = false;
editor = p_node;
region_editor = memnew(TextureRegionEditor(p_node));
region_editor->set_custom_minimum_size(Size2(0, 200) * EDSCALE);
region_editor->hide();
region_editor->connect("visibility_changed", callable_mp(this, &TextureRegionEditorPlugin::_editor_visiblity_changed));
texture_region_button = p_node->add_bottom_panel_item(TTR("TextureRegion"), region_editor);
texture_region_button->hide();
}
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