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virtualx-engine/scene/main/canvas_item.cpp

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/*************************************************************************/
/* canvas_item.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 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 "canvas_item.h"
#include "core/object/message_queue.h"
#include "scene/2d/canvas_group.h"
#include "scene/main/canvas_layer.h"
#include "scene/main/window.h"
#include "scene/resources/canvas_item_material.h"
#include "scene/resources/font.h"
#include "scene/resources/multimesh.h"
#include "scene/resources/style_box.h"
#include "scene/resources/world_2d.h"
#include "scene/scene_string_names.h"
#ifdef TOOLS_ENABLED
bool CanvasItem::_edit_is_selected_on_click(const Point2 &p_point, double p_tolerance) const {
if (_edit_use_rect()) {
return _edit_get_rect().has_point(p_point);
} else {
return p_point.length() < p_tolerance;
}
}
Transform2D CanvasItem::_edit_get_transform() const {
return Transform2D(_edit_get_rotation(), _edit_get_position() + _edit_get_pivot());
}
#endif
bool CanvasItem::is_visible_in_tree() const {
return visible && parent_visible_in_tree;
}
void CanvasItem::_propagate_visibility_changed(bool p_parent_visible_in_tree) {
parent_visible_in_tree = p_parent_visible_in_tree;
if (!visible) {
return;
}
if (p_parent_visible_in_tree && first_draw) { // Avoid propagating it twice.
first_draw = false;
}
_handle_visibility_change(p_parent_visible_in_tree);
}
void CanvasItem::set_visible(bool p_visible) {
if (visible == p_visible) {
return;
}
visible = p_visible;
if (!parent_visible_in_tree) {
notification(NOTIFICATION_VISIBILITY_CHANGED);
return;
}
_handle_visibility_change(p_visible);
}
void CanvasItem::_handle_visibility_change(bool p_visible) {
RenderingServer::get_singleton()->canvas_item_set_visible(canvas_item, p_visible);
notification(NOTIFICATION_VISIBILITY_CHANGED);
if (p_visible) {
update();
} else {
emit_signal(SceneStringNames::get_singleton()->hidden);
}
_block();
for (int i = 0; i < get_child_count(); i++) {
CanvasItem *c = Object::cast_to<CanvasItem>(get_child(i));
if (c) { // Should the top_levels stop propagation? I think so, but...
c->_propagate_visibility_changed(p_visible);
}
}
_unblock();
}
void CanvasItem::show() {
set_visible(true);
}
void CanvasItem::hide() {
set_visible(false);
}
bool CanvasItem::is_visible() const {
return visible;
}
CanvasItem *CanvasItem::current_item_drawn = nullptr;
CanvasItem *CanvasItem::get_current_item_drawn() {
return current_item_drawn;
}
void CanvasItem::_update_callback() {
if (!is_inside_tree()) {
pending_update = false;
return;
}
RenderingServer::get_singleton()->canvas_item_clear(get_canvas_item());
//todo updating = true - only allow drawing here
if (is_visible_in_tree()) {
if (first_draw) {
notification(NOTIFICATION_VISIBILITY_CHANGED);
first_draw = false;
}
drawing = true;
current_item_drawn = this;
notification(NOTIFICATION_DRAW);
emit_signal(SceneStringNames::get_singleton()->draw);
GDVIRTUAL_CALL(_draw);
current_item_drawn = nullptr;
drawing = false;
}
//todo updating = false
pending_update = false; // don't change to false until finished drawing (avoid recursive update)
}
Transform2D CanvasItem::get_global_transform_with_canvas() const {
if (canvas_layer) {
return canvas_layer->get_transform() * get_global_transform();
} else if (is_inside_tree()) {
return get_viewport()->get_canvas_transform() * get_global_transform();
} else {
return get_global_transform();
}
}
Transform2D CanvasItem::get_screen_transform() const {
ERR_FAIL_COND_V(!is_inside_tree(), Transform2D());
Transform2D xform = get_global_transform_with_canvas();
Window *w = Object::cast_to<Window>(get_viewport());
if (w && !w->is_embedding_subwindows()) {
Transform2D s;
s.set_origin(w->get_position());
xform = s * xform;
}
return xform;
}
Transform2D CanvasItem::get_global_transform() const {
#ifdef DEBUG_ENABLED
ERR_FAIL_COND_V(!is_inside_tree(), get_transform());
#endif
if (global_invalid) {
const CanvasItem *pi = get_parent_item();
if (pi) {
global_transform = pi->get_global_transform() * get_transform();
} else {
global_transform = get_transform();
}
global_invalid = false;
}
return global_transform;
}
void CanvasItem::_top_level_raise_self() {
if (!is_inside_tree()) {
return;
}
if (canvas_layer) {
RenderingServer::get_singleton()->canvas_item_set_draw_index(canvas_item, canvas_layer->get_sort_index());
} else {
RenderingServer::get_singleton()->canvas_item_set_draw_index(canvas_item, get_viewport()->gui_get_canvas_sort_index());
}
}
void CanvasItem::_enter_canvas() {
if ((!Object::cast_to<CanvasItem>(get_parent())) || top_level) {
Node *n = this;
canvas_layer = nullptr;
while (n) {
canvas_layer = Object::cast_to<CanvasLayer>(n);
if (canvas_layer) {
break;
}
if (Object::cast_to<Viewport>(n)) {
break;
}
n = n->get_parent();
}
RID canvas;
if (canvas_layer) {
canvas = canvas_layer->get_canvas();
} else {
canvas = get_viewport()->find_world_2d()->get_canvas();
}
RenderingServer::get_singleton()->canvas_item_set_parent(canvas_item, canvas);
group = "root_canvas" + itos(canvas.get_id());
add_to_group(group);
if (canvas_layer) {
canvas_layer->reset_sort_index();
} else {
get_viewport()->gui_reset_canvas_sort_index();
}
get_tree()->call_group_flags(SceneTree::GROUP_CALL_UNIQUE, group, SNAME("_top_level_raise_self"));
} else {
CanvasItem *parent = get_parent_item();
canvas_layer = parent->canvas_layer;
RenderingServer::get_singleton()->canvas_item_set_parent(canvas_item, parent->get_canvas_item());
RenderingServer::get_singleton()->canvas_item_set_draw_index(canvas_item, get_index());
}
pending_update = false;
update();
notification(NOTIFICATION_ENTER_CANVAS);
}
void CanvasItem::_exit_canvas() {
notification(NOTIFICATION_EXIT_CANVAS, true); //reverse the notification
RenderingServer::get_singleton()->canvas_item_set_parent(canvas_item, RID());
canvas_layer = nullptr;
group = StringName();
}
void CanvasItem::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
ERR_FAIL_COND(!is_inside_tree());
first_draw = true;
Node *parent = get_parent();
if (parent) {
CanvasItem *ci = Object::cast_to<CanvasItem>(parent);
if (ci) {
parent_visible_in_tree = ci->is_visible_in_tree();
C = ci->children_items.push_back(this);
} else {
CanvasLayer *cl = Object::cast_to<CanvasLayer>(parent);
if (cl) {
parent_visible_in_tree = cl->is_visible();
} else {
// Look for a window.
Viewport *viewport = nullptr;
while (parent) {
viewport = Object::cast_to<Viewport>(parent);
if (viewport) {
break;
}
parent = parent->get_parent();
}
ERR_FAIL_COND(!viewport);
window = Object::cast_to<Window>(viewport);
if (window) {
window->connect(SceneStringNames::get_singleton()->visibility_changed, callable_mp(this, &CanvasItem::_window_visibility_changed));
parent_visible_in_tree = window->is_visible();
} else {
parent_visible_in_tree = true;
}
}
}
}
_enter_canvas();
_update_texture_filter_changed(false);
_update_texture_repeat_changed(false);
if (!block_transform_notify && !xform_change.in_list()) {
get_tree()->xform_change_list.add(&xform_change);
}
} break;
case NOTIFICATION_MOVED_IN_PARENT: {
if (!is_inside_tree()) {
break;
}
if (group != StringName()) {
get_tree()->call_group_flags(SceneTree::GROUP_CALL_UNIQUE, group, "_top_level_raise_self");
} else {
CanvasItem *p = get_parent_item();
ERR_FAIL_COND(!p);
RenderingServer::get_singleton()->canvas_item_set_draw_index(canvas_item, get_index());
}
} break;
case NOTIFICATION_EXIT_TREE: {
if (xform_change.in_list()) {
get_tree()->xform_change_list.remove(&xform_change);
}
_exit_canvas();
if (C) {
Object::cast_to<CanvasItem>(get_parent())->children_items.erase(C);
C = nullptr;
}
if (window) {
window->disconnect(SceneStringNames::get_singleton()->visibility_changed, callable_mp(this, &CanvasItem::_window_visibility_changed));
}
global_invalid = true;
parent_visible_in_tree = false;
} break;
case NOTIFICATION_VISIBILITY_CHANGED: {
emit_signal(SceneStringNames::get_singleton()->visibility_changed);
} break;
}
}
void CanvasItem::_window_visibility_changed() {
if (visible) {
_propagate_visibility_changed(window->is_visible());
}
}
void CanvasItem::update() {
if (!is_inside_tree()) {
return;
}
if (pending_update) {
return;
}
pending_update = true;
MessageQueue::get_singleton()->push_call(this, SNAME("_update_callback"));
}
void CanvasItem::set_modulate(const Color &p_modulate) {
if (modulate == p_modulate) {
return;
}
modulate = p_modulate;
RenderingServer::get_singleton()->canvas_item_set_modulate(canvas_item, modulate);
}
Color CanvasItem::get_modulate() const {
return modulate;
}
void CanvasItem::set_as_top_level(bool p_top_level) {
if (top_level == p_top_level) {
return;
}
if (!is_inside_tree()) {
top_level = p_top_level;
return;
}
_exit_canvas();
top_level = p_top_level;
_enter_canvas();
_notify_transform();
}
bool CanvasItem::is_set_as_top_level() const {
return top_level;
}
CanvasItem *CanvasItem::get_parent_item() const {
if (top_level) {
return nullptr;
}
return Object::cast_to<CanvasItem>(get_parent());
}
void CanvasItem::set_self_modulate(const Color &p_self_modulate) {
if (self_modulate == p_self_modulate) {
return;
}
self_modulate = p_self_modulate;
RenderingServer::get_singleton()->canvas_item_set_self_modulate(canvas_item, self_modulate);
}
Color CanvasItem::get_self_modulate() const {
return self_modulate;
}
void CanvasItem::set_light_mask(int p_light_mask) {
if (light_mask == p_light_mask) {
return;
}
light_mask = p_light_mask;
RS::get_singleton()->canvas_item_set_light_mask(canvas_item, p_light_mask);
}
int CanvasItem::get_light_mask() const {
return light_mask;
}
void CanvasItem::item_rect_changed(bool p_size_changed) {
if (p_size_changed) {
update();
}
emit_signal(SceneStringNames::get_singleton()->item_rect_changed);
}
void CanvasItem::draw_line(const Point2 &p_from, const Point2 &p_to, const Color &p_color, real_t p_width) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
RenderingServer::get_singleton()->canvas_item_add_line(canvas_item, p_from, p_to, p_color, p_width);
}
void CanvasItem::draw_polyline(const Vector<Point2> &p_points, const Color &p_color, real_t p_width, bool p_antialiased) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
Vector<Color> colors;
colors.push_back(p_color);
RenderingServer::get_singleton()->canvas_item_add_polyline(canvas_item, p_points, colors, p_width, p_antialiased);
}
void CanvasItem::draw_polyline_colors(const Vector<Point2> &p_points, const Vector<Color> &p_colors, real_t p_width, bool p_antialiased) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
RenderingServer::get_singleton()->canvas_item_add_polyline(canvas_item, p_points, p_colors, p_width, p_antialiased);
}
void CanvasItem::draw_arc(const Vector2 &p_center, real_t p_radius, real_t p_start_angle, real_t p_end_angle, int p_point_count, const Color &p_color, real_t p_width, bool p_antialiased) {
Vector<Point2> points;
points.resize(p_point_count);
const real_t delta_angle = p_end_angle - p_start_angle;
for (int i = 0; i < p_point_count; i++) {
real_t theta = (i / (p_point_count - 1.0f)) * delta_angle + p_start_angle;
points.set(i, p_center + Vector2(Math::cos(theta), Math::sin(theta)) * p_radius);
}
draw_polyline(points, p_color, p_width, p_antialiased);
}
void CanvasItem::draw_multiline(const Vector<Point2> &p_points, const Color &p_color, real_t p_width) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
Vector<Color> colors;
colors.push_back(p_color);
RenderingServer::get_singleton()->canvas_item_add_multiline(canvas_item, p_points, colors, p_width);
}
void CanvasItem::draw_multiline_colors(const Vector<Point2> &p_points, const Vector<Color> &p_colors, real_t p_width) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
RenderingServer::get_singleton()->canvas_item_add_multiline(canvas_item, p_points, p_colors, p_width);
}
void CanvasItem::draw_rect(const Rect2 &p_rect, const Color &p_color, bool p_filled, real_t p_width) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
if (p_filled) {
if (p_width != 1.0) {
WARN_PRINT("The draw_rect() \"width\" argument has no effect when \"filled\" is \"true\".");
}
RenderingServer::get_singleton()->canvas_item_add_rect(canvas_item, p_rect, p_color);
} else {
// Thick lines are offset depending on their width to avoid partial overlapping.
// Thin lines don't require an offset, so don't apply one in this case
real_t offset;
if (p_width >= 2) {
offset = p_width / 2.0;
} else {
offset = 0.0;
}
RenderingServer::get_singleton()->canvas_item_add_line(
canvas_item,
p_rect.position + Size2(-offset, 0),
p_rect.position + Size2(p_rect.size.width + offset, 0),
p_color,
p_width);
RenderingServer::get_singleton()->canvas_item_add_line(
canvas_item,
p_rect.position + Size2(p_rect.size.width, offset),
p_rect.position + Size2(p_rect.size.width, p_rect.size.height - offset),
p_color,
p_width);
RenderingServer::get_singleton()->canvas_item_add_line(
canvas_item,
p_rect.position + Size2(p_rect.size.width + offset, p_rect.size.height),
p_rect.position + Size2(-offset, p_rect.size.height),
p_color,
p_width);
RenderingServer::get_singleton()->canvas_item_add_line(
canvas_item,
p_rect.position + Size2(0, p_rect.size.height - offset),
p_rect.position + Size2(0, offset),
p_color,
p_width);
}
}
void CanvasItem::draw_circle(const Point2 &p_pos, real_t p_radius, const Color &p_color) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
RenderingServer::get_singleton()->canvas_item_add_circle(canvas_item, p_pos, p_radius, p_color);
}
void CanvasItem::draw_texture(const Ref<Texture2D> &p_texture, const Point2 &p_pos, const Color &p_modulate) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
ERR_FAIL_COND(p_texture.is_null());
p_texture->draw(canvas_item, p_pos, p_modulate, false);
}
void CanvasItem::draw_texture_rect(const Ref<Texture2D> &p_texture, const Rect2 &p_rect, bool p_tile, const Color &p_modulate, bool p_transpose) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
ERR_FAIL_COND(p_texture.is_null());
p_texture->draw_rect(canvas_item, p_rect, p_tile, p_modulate, p_transpose);
}
void CanvasItem::draw_texture_rect_region(const Ref<Texture2D> &p_texture, const Rect2 &p_rect, const Rect2 &p_src_rect, const Color &p_modulate, bool p_transpose, bool p_clip_uv) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
ERR_FAIL_COND(p_texture.is_null());
p_texture->draw_rect_region(canvas_item, p_rect, p_src_rect, p_modulate, p_transpose, p_clip_uv);
}
void CanvasItem::draw_msdf_texture_rect_region(const Ref<Texture2D> &p_texture, const Rect2 &p_rect, const Rect2 &p_src_rect, const Color &p_modulate, double p_outline, double p_pixel_range) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
ERR_FAIL_COND(p_texture.is_null());
RenderingServer::get_singleton()->canvas_item_add_msdf_texture_rect_region(canvas_item, p_rect, p_texture->get_rid(), p_src_rect, p_modulate, p_outline, p_pixel_range);
}
void CanvasItem::draw_style_box(const Ref<StyleBox> &p_style_box, const Rect2 &p_rect) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
ERR_FAIL_COND(p_style_box.is_null());
p_style_box->draw(canvas_item, p_rect);
}
void CanvasItem::draw_primitive(const Vector<Point2> &p_points, const Vector<Color> &p_colors, const Vector<Point2> &p_uvs, Ref<Texture2D> p_texture, real_t p_width) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
RID rid = p_texture.is_valid() ? p_texture->get_rid() : RID();
RenderingServer::get_singleton()->canvas_item_add_primitive(canvas_item, p_points, p_colors, p_uvs, rid, p_width);
}
void CanvasItem::draw_set_transform(const Point2 &p_offset, real_t p_rot, const Size2 &p_scale) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
Transform2D xform(p_rot, p_offset);
xform.scale_basis(p_scale);
RenderingServer::get_singleton()->canvas_item_add_set_transform(canvas_item, xform);
}
void CanvasItem::draw_set_transform_matrix(const Transform2D &p_matrix) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
RenderingServer::get_singleton()->canvas_item_add_set_transform(canvas_item, p_matrix);
}
void CanvasItem::draw_animation_slice(double p_animation_length, double p_slice_begin, double p_slice_end, double p_offset) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
RenderingServer::get_singleton()->canvas_item_add_animation_slice(canvas_item, p_animation_length, p_slice_begin, p_slice_end, p_offset);
}
void CanvasItem::draw_end_animation() {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
RenderingServer::get_singleton()->canvas_item_add_animation_slice(canvas_item, 1, 0, 2, 0);
}
void CanvasItem::draw_polygon(const Vector<Point2> &p_points, const Vector<Color> &p_colors, const Vector<Point2> &p_uvs, Ref<Texture2D> p_texture) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
RID rid = p_texture.is_valid() ? p_texture->get_rid() : RID();
RenderingServer::get_singleton()->canvas_item_add_polygon(canvas_item, p_points, p_colors, p_uvs, rid);
}
void CanvasItem::draw_colored_polygon(const Vector<Point2> &p_points, const Color &p_color, const Vector<Point2> &p_uvs, Ref<Texture2D> p_texture) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
Vector<Color> colors;
colors.push_back(p_color);
RID rid = p_texture.is_valid() ? p_texture->get_rid() : RID();
RenderingServer::get_singleton()->canvas_item_add_polygon(canvas_item, p_points, colors, p_uvs, rid);
}
void CanvasItem::draw_mesh(const Ref<Mesh> &p_mesh, const Ref<Texture2D> &p_texture, const Transform2D &p_transform, const Color &p_modulate) {
ERR_FAIL_COND(p_mesh.is_null());
RID texture_rid = p_texture.is_valid() ? p_texture->get_rid() : RID();
RenderingServer::get_singleton()->canvas_item_add_mesh(canvas_item, p_mesh->get_rid(), p_transform, p_modulate, texture_rid);
}
void CanvasItem::draw_multimesh(const Ref<MultiMesh> &p_multimesh, const Ref<Texture2D> &p_texture) {
ERR_FAIL_COND(p_multimesh.is_null());
RID texture_rid = p_texture.is_valid() ? p_texture->get_rid() : RID();
RenderingServer::get_singleton()->canvas_item_add_multimesh(canvas_item, p_multimesh->get_rid(), texture_rid);
}
void CanvasItem::draw_string(const Ref<Font> &p_font, const Point2 &p_pos, const String &p_text, HorizontalAlignment p_alignment, real_t p_width, int p_size, const Color &p_modulate, int p_outline_size, const Color &p_outline_modulate, uint16_t p_flags) const {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
ERR_FAIL_COND(p_font.is_null());
p_font->draw_string(canvas_item, p_pos, p_text, p_alignment, p_width, p_size, p_modulate, p_outline_size, p_outline_modulate, p_flags);
}
void CanvasItem::draw_multiline_string(const Ref<Font> &p_font, const Point2 &p_pos, const String &p_text, HorizontalAlignment p_alignment, real_t p_width, int p_max_lines, int p_size, const Color &p_modulate, int p_outline_size, const Color &p_outline_modulate, uint16_t p_flags) const {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
ERR_FAIL_COND(p_font.is_null());
p_font->draw_multiline_string(canvas_item, p_pos, p_text, p_alignment, p_width, p_max_lines, p_size, p_modulate, p_outline_size, p_outline_modulate, p_flags);
}
real_t CanvasItem::draw_char(const Ref<Font> &p_font, const Point2 &p_pos, const String &p_char, const String &p_next, int p_size, const Color &p_modulate, int p_outline_size, const Color &p_outline_modulate) const {
ERR_FAIL_COND_V_MSG(!drawing, 0.f, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
ERR_FAIL_COND_V(p_font.is_null(), 0.f);
ERR_FAIL_COND_V(p_char.length() != 1, 0.f);
return p_font->draw_char(canvas_item, p_pos, p_char[0], p_next.get_data()[0], p_size, p_modulate, p_outline_size, p_outline_modulate);
}
void CanvasItem::_notify_transform(CanvasItem *p_node) {
/* This check exists to avoid re-propagating the transform
* notification down the tree on dirty nodes. It provides
* optimization by avoiding redundancy (nodes are dirty, will get the
* notification anyway).
*/
if (/*p_node->xform_change.in_list() &&*/ p_node->global_invalid) {
return; //nothing to do
}
p_node->global_invalid = true;
if (p_node->notify_transform && !p_node->xform_change.in_list()) {
if (!p_node->block_transform_notify) {
if (p_node->is_inside_tree()) {
get_tree()->xform_change_list.add(&p_node->xform_change);
}
}
}
for (CanvasItem *ci : p_node->children_items) {
if (ci->top_level) {
continue;
}
_notify_transform(ci);
}
}
Rect2 CanvasItem::get_viewport_rect() const {
ERR_FAIL_COND_V(!is_inside_tree(), Rect2());
return get_viewport()->get_visible_rect();
}
RID CanvasItem::get_canvas() const {
ERR_FAIL_COND_V(!is_inside_tree(), RID());
if (canvas_layer) {
return canvas_layer->get_canvas();
} else {
return get_viewport()->find_world_2d()->get_canvas();
}
}
ObjectID CanvasItem::get_canvas_layer_instance_id() const {
if (canvas_layer) {
return canvas_layer->get_instance_id();
} else {
return ObjectID();
}
}
CanvasItem *CanvasItem::get_top_level() const {
CanvasItem *ci = const_cast<CanvasItem *>(this);
while (!ci->top_level && Object::cast_to<CanvasItem>(ci->get_parent())) {
ci = Object::cast_to<CanvasItem>(ci->get_parent());
}
return ci;
}
Ref<World2D> CanvasItem::get_world_2d() const {
ERR_FAIL_COND_V(!is_inside_tree(), Ref<World2D>());
CanvasItem *tl = get_top_level();
if (tl->get_viewport()) {
return tl->get_viewport()->find_world_2d();
} else {
return Ref<World2D>();
}
}
RID CanvasItem::get_viewport_rid() const {
ERR_FAIL_COND_V(!is_inside_tree(), RID());
return get_viewport()->get_viewport_rid();
}
void CanvasItem::set_block_transform_notify(bool p_enable) {
block_transform_notify = p_enable;
}
bool CanvasItem::is_block_transform_notify_enabled() const {
return block_transform_notify;
}
void CanvasItem::set_draw_behind_parent(bool p_enable) {
if (behind == p_enable) {
return;
}
behind = p_enable;
RenderingServer::get_singleton()->canvas_item_set_draw_behind_parent(canvas_item, behind);
}
bool CanvasItem::is_draw_behind_parent_enabled() const {
return behind;
}
void CanvasItem::set_material(const Ref<Material> &p_material) {
material = p_material;
RID rid;
if (material.is_valid()) {
rid = material->get_rid();
}
RS::get_singleton()->canvas_item_set_material(canvas_item, rid);
notify_property_list_changed(); //properties for material exposed
}
void CanvasItem::set_use_parent_material(bool p_use_parent_material) {
use_parent_material = p_use_parent_material;
RS::get_singleton()->canvas_item_set_use_parent_material(canvas_item, p_use_parent_material);
}
bool CanvasItem::get_use_parent_material() const {
return use_parent_material;
}
Ref<Material> CanvasItem::get_material() const {
return material;
}
Vector2 CanvasItem::make_canvas_position_local(const Vector2 &screen_point) const {
ERR_FAIL_COND_V(!is_inside_tree(), screen_point);
Transform2D local_matrix = (get_canvas_transform() * get_global_transform()).affine_inverse();
return local_matrix.xform(screen_point);
}
Ref<InputEvent> CanvasItem::make_input_local(const Ref<InputEvent> &p_event) const {
ERR_FAIL_COND_V(p_event.is_null(), p_event);
ERR_FAIL_COND_V(!is_inside_tree(), p_event);
return p_event->xformed_by((get_canvas_transform() * get_global_transform()).affine_inverse());
}
Vector2 CanvasItem::get_global_mouse_position() const {
ERR_FAIL_COND_V(!get_viewport(), Vector2());
return get_canvas_transform().affine_inverse().xform(get_viewport()->get_mouse_position());
}
Vector2 CanvasItem::get_local_mouse_position() const {
ERR_FAIL_COND_V(!get_viewport(), Vector2());
return get_global_transform().affine_inverse().xform(get_global_mouse_position());
}
void CanvasItem::force_update_transform() {
ERR_FAIL_COND(!is_inside_tree());
if (!xform_change.in_list()) {
return;
}
get_tree()->xform_change_list.remove(&xform_change);
notification(NOTIFICATION_TRANSFORM_CHANGED);
}
void CanvasItem::_bind_methods() {
ClassDB::bind_method(D_METHOD("_top_level_raise_self"), &CanvasItem::_top_level_raise_self);
ClassDB::bind_method(D_METHOD("_update_callback"), &CanvasItem::_update_callback);
#ifdef TOOLS_ENABLED
ClassDB::bind_method(D_METHOD("_edit_set_state", "state"), &CanvasItem::_edit_set_state);
ClassDB::bind_method(D_METHOD("_edit_get_state"), &CanvasItem::_edit_get_state);
ClassDB::bind_method(D_METHOD("_edit_set_position", "position"), &CanvasItem::_edit_set_position);
ClassDB::bind_method(D_METHOD("_edit_get_position"), &CanvasItem::_edit_get_position);
ClassDB::bind_method(D_METHOD("_edit_set_scale", "scale"), &CanvasItem::_edit_set_scale);
ClassDB::bind_method(D_METHOD("_edit_get_scale"), &CanvasItem::_edit_get_scale);
ClassDB::bind_method(D_METHOD("_edit_set_rect", "rect"), &CanvasItem::_edit_set_rect);
ClassDB::bind_method(D_METHOD("_edit_get_rect"), &CanvasItem::_edit_get_rect);
ClassDB::bind_method(D_METHOD("_edit_use_rect"), &CanvasItem::_edit_use_rect);
ClassDB::bind_method(D_METHOD("_edit_set_rotation", "degrees"), &CanvasItem::_edit_set_rotation);
ClassDB::bind_method(D_METHOD("_edit_get_rotation"), &CanvasItem::_edit_get_rotation);
ClassDB::bind_method(D_METHOD("_edit_use_rotation"), &CanvasItem::_edit_use_rotation);
ClassDB::bind_method(D_METHOD("_edit_set_pivot", "pivot"), &CanvasItem::_edit_set_pivot);
ClassDB::bind_method(D_METHOD("_edit_get_pivot"), &CanvasItem::_edit_get_pivot);
ClassDB::bind_method(D_METHOD("_edit_use_pivot"), &CanvasItem::_edit_use_pivot);
ClassDB::bind_method(D_METHOD("_edit_get_transform"), &CanvasItem::_edit_get_transform);
#endif
ClassDB::bind_method(D_METHOD("get_canvas_item"), &CanvasItem::get_canvas_item);
ClassDB::bind_method(D_METHOD("set_visible", "visible"), &CanvasItem::set_visible);
ClassDB::bind_method(D_METHOD("is_visible"), &CanvasItem::is_visible);
ClassDB::bind_method(D_METHOD("is_visible_in_tree"), &CanvasItem::is_visible_in_tree);
ClassDB::bind_method(D_METHOD("show"), &CanvasItem::show);
ClassDB::bind_method(D_METHOD("hide"), &CanvasItem::hide);
ClassDB::bind_method(D_METHOD("update"), &CanvasItem::update);
ClassDB::bind_method(D_METHOD("set_as_top_level", "enable"), &CanvasItem::set_as_top_level);
ClassDB::bind_method(D_METHOD("is_set_as_top_level"), &CanvasItem::is_set_as_top_level);
ClassDB::bind_method(D_METHOD("set_light_mask", "light_mask"), &CanvasItem::set_light_mask);
ClassDB::bind_method(D_METHOD("get_light_mask"), &CanvasItem::get_light_mask);
ClassDB::bind_method(D_METHOD("set_modulate", "modulate"), &CanvasItem::set_modulate);
ClassDB::bind_method(D_METHOD("get_modulate"), &CanvasItem::get_modulate);
ClassDB::bind_method(D_METHOD("set_self_modulate", "self_modulate"), &CanvasItem::set_self_modulate);
ClassDB::bind_method(D_METHOD("get_self_modulate"), &CanvasItem::get_self_modulate);
ClassDB::bind_method(D_METHOD("set_draw_behind_parent", "enable"), &CanvasItem::set_draw_behind_parent);
ClassDB::bind_method(D_METHOD("is_draw_behind_parent_enabled"), &CanvasItem::is_draw_behind_parent_enabled);
ClassDB::bind_method(D_METHOD("_set_on_top", "on_top"), &CanvasItem::_set_on_top);
ClassDB::bind_method(D_METHOD("_is_on_top"), &CanvasItem::_is_on_top);
ClassDB::bind_method(D_METHOD("draw_line", "from", "to", "color", "width"), &CanvasItem::draw_line, DEFVAL(1.0));
ClassDB::bind_method(D_METHOD("draw_polyline", "points", "color", "width", "antialiased"), &CanvasItem::draw_polyline, DEFVAL(1.0), DEFVAL(false));
ClassDB::bind_method(D_METHOD("draw_polyline_colors", "points", "colors", "width", "antialiased"), &CanvasItem::draw_polyline_colors, DEFVAL(1.0), DEFVAL(false));
ClassDB::bind_method(D_METHOD("draw_arc", "center", "radius", "start_angle", "end_angle", "point_count", "color", "width", "antialiased"), &CanvasItem::draw_arc, DEFVAL(1.0), DEFVAL(false));
ClassDB::bind_method(D_METHOD("draw_multiline", "points", "color", "width"), &CanvasItem::draw_multiline, DEFVAL(1.0));
ClassDB::bind_method(D_METHOD("draw_multiline_colors", "points", "colors", "width"), &CanvasItem::draw_multiline_colors, DEFVAL(1.0));
ClassDB::bind_method(D_METHOD("draw_rect", "rect", "color", "filled", "width"), &CanvasItem::draw_rect, DEFVAL(true), DEFVAL(1.0));
ClassDB::bind_method(D_METHOD("draw_circle", "position", "radius", "color"), &CanvasItem::draw_circle);
ClassDB::bind_method(D_METHOD("draw_texture", "texture", "position", "modulate"), &CanvasItem::draw_texture, DEFVAL(Color(1, 1, 1, 1)));
ClassDB::bind_method(D_METHOD("draw_texture_rect", "texture", "rect", "tile", "modulate", "transpose"), &CanvasItem::draw_texture_rect, DEFVAL(Color(1, 1, 1, 1)), DEFVAL(false));
ClassDB::bind_method(D_METHOD("draw_texture_rect_region", "texture", "rect", "src_rect", "modulate", "transpose", "clip_uv"), &CanvasItem::draw_texture_rect_region, DEFVAL(Color(1, 1, 1, 1)), DEFVAL(false), DEFVAL(true));
ClassDB::bind_method(D_METHOD("draw_msdf_texture_rect_region", "texture", "rect", "src_rect", "modulate", "outline", "pixel_range"), &CanvasItem::draw_msdf_texture_rect_region, DEFVAL(Color(1, 1, 1, 1)), DEFVAL(0.0), DEFVAL(4.0));
ClassDB::bind_method(D_METHOD("draw_style_box", "style_box", "rect"), &CanvasItem::draw_style_box);
ClassDB::bind_method(D_METHOD("draw_primitive", "points", "colors", "uvs", "texture", "width"), &CanvasItem::draw_primitive, DEFVAL(Ref<Texture2D>()), DEFVAL(1.0));
ClassDB::bind_method(D_METHOD("draw_polygon", "points", "colors", "uvs", "texture"), &CanvasItem::draw_polygon, DEFVAL(PackedVector2Array()), DEFVAL(Ref<Texture2D>()));
ClassDB::bind_method(D_METHOD("draw_colored_polygon", "points", "color", "uvs", "texture"), &CanvasItem::draw_colored_polygon, DEFVAL(PackedVector2Array()), DEFVAL(Ref<Texture2D>()));
ClassDB::bind_method(D_METHOD("draw_string", "font", "pos", "text", "alignment", "width", "size", "modulate", "outline_size", "outline_modulate", "flags"), &CanvasItem::draw_string, DEFVAL(HORIZONTAL_ALIGNMENT_LEFT), DEFVAL(-1), DEFVAL(Font::DEFAULT_FONT_SIZE), DEFVAL(Color(1, 1, 1)), DEFVAL(0), DEFVAL(Color(1, 1, 1, 0)), DEFVAL(TextServer::JUSTIFICATION_KASHIDA | TextServer::JUSTIFICATION_WORD_BOUND));
ClassDB::bind_method(D_METHOD("draw_multiline_string", "font", "pos", "text", "alignment", "width", "max_lines", "size", "modulate", "outline_size", "outline_modulate", "flags"), &CanvasItem::draw_multiline_string, DEFVAL(HORIZONTAL_ALIGNMENT_LEFT), DEFVAL(-1), DEFVAL(-1), DEFVAL(Font::DEFAULT_FONT_SIZE), DEFVAL(Color(1, 1, 1)), DEFVAL(0), DEFVAL(Color(1, 1, 1, 0)), DEFVAL(TextServer::BREAK_MANDATORY | TextServer::BREAK_WORD_BOUND | TextServer::JUSTIFICATION_KASHIDA | TextServer::JUSTIFICATION_WORD_BOUND));
ClassDB::bind_method(D_METHOD("draw_char", "font", "pos", "char", "next", "size", "modulate", "outline_size", "outline_modulate"), &CanvasItem::draw_char, DEFVAL(""), DEFVAL(Font::DEFAULT_FONT_SIZE), DEFVAL(Color(1, 1, 1)), DEFVAL(0), DEFVAL(Color(1, 1, 1, 0)));
ClassDB::bind_method(D_METHOD("draw_mesh", "mesh", "texture", "transform", "modulate"), &CanvasItem::draw_mesh, DEFVAL(Transform2D()), DEFVAL(Color(1, 1, 1, 1)));
ClassDB::bind_method(D_METHOD("draw_multimesh", "multimesh", "texture"), &CanvasItem::draw_multimesh);
ClassDB::bind_method(D_METHOD("draw_set_transform", "position", "rotation", "scale"), &CanvasItem::draw_set_transform, DEFVAL(0.0), DEFVAL(Size2(1.0, 1.0)));
ClassDB::bind_method(D_METHOD("draw_set_transform_matrix", "xform"), &CanvasItem::draw_set_transform_matrix);
ClassDB::bind_method(D_METHOD("draw_animation_slice", "animation_length", "slice_begin", "slice_end", "offset"), &CanvasItem::draw_animation_slice, DEFVAL(0.0));
ClassDB::bind_method(D_METHOD("draw_end_animation"), &CanvasItem::draw_end_animation);
ClassDB::bind_method(D_METHOD("get_transform"), &CanvasItem::get_transform);
ClassDB::bind_method(D_METHOD("get_global_transform"), &CanvasItem::get_global_transform);
ClassDB::bind_method(D_METHOD("get_global_transform_with_canvas"), &CanvasItem::get_global_transform_with_canvas);
ClassDB::bind_method(D_METHOD("get_viewport_transform"), &CanvasItem::get_viewport_transform);
ClassDB::bind_method(D_METHOD("get_viewport_rect"), &CanvasItem::get_viewport_rect);
ClassDB::bind_method(D_METHOD("get_canvas_transform"), &CanvasItem::get_canvas_transform);
ClassDB::bind_method(D_METHOD("get_screen_transform"), &CanvasItem::get_screen_transform);
ClassDB::bind_method(D_METHOD("get_local_mouse_position"), &CanvasItem::get_local_mouse_position);
ClassDB::bind_method(D_METHOD("get_global_mouse_position"), &CanvasItem::get_global_mouse_position);
ClassDB::bind_method(D_METHOD("get_canvas"), &CanvasItem::get_canvas);
ClassDB::bind_method(D_METHOD("get_world_2d"), &CanvasItem::get_world_2d);
//ClassDB::bind_method(D_METHOD("get_viewport"),&CanvasItem::get_viewport);
ClassDB::bind_method(D_METHOD("set_material", "material"), &CanvasItem::set_material);
ClassDB::bind_method(D_METHOD("get_material"), &CanvasItem::get_material);
ClassDB::bind_method(D_METHOD("set_use_parent_material", "enable"), &CanvasItem::set_use_parent_material);
ClassDB::bind_method(D_METHOD("get_use_parent_material"), &CanvasItem::get_use_parent_material);
ClassDB::bind_method(D_METHOD("set_notify_local_transform", "enable"), &CanvasItem::set_notify_local_transform);
ClassDB::bind_method(D_METHOD("is_local_transform_notification_enabled"), &CanvasItem::is_local_transform_notification_enabled);
ClassDB::bind_method(D_METHOD("set_notify_transform", "enable"), &CanvasItem::set_notify_transform);
ClassDB::bind_method(D_METHOD("is_transform_notification_enabled"), &CanvasItem::is_transform_notification_enabled);
ClassDB::bind_method(D_METHOD("force_update_transform"), &CanvasItem::force_update_transform);
ClassDB::bind_method(D_METHOD("make_canvas_position_local", "screen_point"), &CanvasItem::make_canvas_position_local);
ClassDB::bind_method(D_METHOD("make_input_local", "event"), &CanvasItem::make_input_local);
ClassDB::bind_method(D_METHOD("set_texture_filter", "mode"), &CanvasItem::set_texture_filter);
ClassDB::bind_method(D_METHOD("get_texture_filter"), &CanvasItem::get_texture_filter);
ClassDB::bind_method(D_METHOD("set_texture_repeat", "mode"), &CanvasItem::set_texture_repeat);
ClassDB::bind_method(D_METHOD("get_texture_repeat"), &CanvasItem::get_texture_repeat);
ClassDB::bind_method(D_METHOD("set_clip_children", "enable"), &CanvasItem::set_clip_children);
ClassDB::bind_method(D_METHOD("is_clipping_children"), &CanvasItem::is_clipping_children);
GDVIRTUAL_BIND(_draw);
ADD_GROUP("Visibility", "");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "visible"), "set_visible", "is_visible");
ADD_PROPERTY(PropertyInfo(Variant::COLOR, "modulate"), "set_modulate", "get_modulate");
ADD_PROPERTY(PropertyInfo(Variant::COLOR, "self_modulate"), "set_self_modulate", "get_self_modulate");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "show_behind_parent"), "set_draw_behind_parent", "is_draw_behind_parent_enabled");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "top_level"), "set_as_top_level", "is_set_as_top_level");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "show_on_top", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NONE), "_set_on_top", "_is_on_top"); //compatibility
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "clip_children"), "set_clip_children", "is_clipping_children");
ADD_PROPERTY(PropertyInfo(Variant::INT, "light_mask", PROPERTY_HINT_LAYERS_2D_RENDER), "set_light_mask", "get_light_mask");
ADD_GROUP("Texture", "texture_");
ADD_PROPERTY(PropertyInfo(Variant::INT, "texture_filter", PROPERTY_HINT_ENUM, "Inherit,Nearest,Linear,Nearest Mipmap,Linear Mipmap,Nearest Mipmap Aniso.,Linear Mipmap Aniso."), "set_texture_filter", "get_texture_filter");
ADD_PROPERTY(PropertyInfo(Variant::INT, "texture_repeat", PROPERTY_HINT_ENUM, "Inherit,Disabled,Enabled,Mirror"), "set_texture_repeat", "get_texture_repeat");
ADD_GROUP("Material", "");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "material", PROPERTY_HINT_RESOURCE_TYPE, "CanvasItemMaterial,ShaderMaterial"), "set_material", "get_material");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "use_parent_material"), "set_use_parent_material", "get_use_parent_material");
// ADD_PROPERTY(PropertyInfo(Variant::BOOL,"transform/notify"),"set_transform_notify","is_transform_notify_enabled");
ADD_SIGNAL(MethodInfo("draw"));
ADD_SIGNAL(MethodInfo("visibility_changed"));
ADD_SIGNAL(MethodInfo("hidden"));
ADD_SIGNAL(MethodInfo("item_rect_changed"));
BIND_CONSTANT(NOTIFICATION_TRANSFORM_CHANGED);
BIND_CONSTANT(NOTIFICATION_DRAW);
BIND_CONSTANT(NOTIFICATION_VISIBILITY_CHANGED);
BIND_CONSTANT(NOTIFICATION_ENTER_CANVAS);
BIND_CONSTANT(NOTIFICATION_EXIT_CANVAS);
BIND_ENUM_CONSTANT(TEXTURE_FILTER_PARENT_NODE);
BIND_ENUM_CONSTANT(TEXTURE_FILTER_NEAREST);
BIND_ENUM_CONSTANT(TEXTURE_FILTER_LINEAR);
BIND_ENUM_CONSTANT(TEXTURE_FILTER_NEAREST_WITH_MIPMAPS);
BIND_ENUM_CONSTANT(TEXTURE_FILTER_LINEAR_WITH_MIPMAPS);
BIND_ENUM_CONSTANT(TEXTURE_FILTER_NEAREST_WITH_MIPMAPS_ANISOTROPIC);
BIND_ENUM_CONSTANT(TEXTURE_FILTER_LINEAR_WITH_MIPMAPS_ANISOTROPIC);
BIND_ENUM_CONSTANT(TEXTURE_FILTER_MAX);
BIND_ENUM_CONSTANT(TEXTURE_REPEAT_PARENT_NODE);
BIND_ENUM_CONSTANT(TEXTURE_REPEAT_DISABLED);
BIND_ENUM_CONSTANT(TEXTURE_REPEAT_ENABLED);
BIND_ENUM_CONSTANT(TEXTURE_REPEAT_MIRROR);
BIND_ENUM_CONSTANT(TEXTURE_REPEAT_MAX);
}
Transform2D CanvasItem::get_canvas_transform() const {
ERR_FAIL_COND_V(!is_inside_tree(), Transform2D());
if (canvas_layer) {
return canvas_layer->get_transform();
} else if (Object::cast_to<CanvasItem>(get_parent())) {
return Object::cast_to<CanvasItem>(get_parent())->get_canvas_transform();
} else {
return get_viewport()->get_canvas_transform();
}
}
Transform2D CanvasItem::get_viewport_transform() const {
ERR_FAIL_COND_V(!is_inside_tree(), Transform2D());
if (canvas_layer) {
if (get_viewport()) {
return get_viewport()->get_final_transform() * canvas_layer->get_transform();
} else {
return canvas_layer->get_transform();
}
} else {
return get_viewport()->get_final_transform() * get_viewport()->get_canvas_transform();
}
}
void CanvasItem::set_notify_local_transform(bool p_enable) {
notify_local_transform = p_enable;
}
bool CanvasItem::is_local_transform_notification_enabled() const {
return notify_local_transform;
}
void CanvasItem::set_notify_transform(bool p_enable) {
if (notify_transform == p_enable) {
return;
}
notify_transform = p_enable;
if (notify_transform && is_inside_tree()) {
// This ensures that invalid globals get resolved, so notifications can be received.
_ALLOW_DISCARD_ get_global_transform();
}
}
bool CanvasItem::is_transform_notification_enabled() const {
return notify_transform;
}
int CanvasItem::get_canvas_layer() const {
if (canvas_layer) {
return canvas_layer->get_layer();
} else {
return 0;
}
}
void CanvasItem::_update_texture_filter_changed(bool p_propagate) {
if (!is_inside_tree()) {
return;
}
if (texture_filter == TEXTURE_FILTER_PARENT_NODE) {
CanvasItem *parent_item = get_parent_item();
if (parent_item) {
texture_filter_cache = parent_item->texture_filter_cache;
} else {
texture_filter_cache = RS::CANVAS_ITEM_TEXTURE_FILTER_DEFAULT;
}
} else {
texture_filter_cache = RS::CanvasItemTextureFilter(texture_filter);
}
RS::get_singleton()->canvas_item_set_default_texture_filter(get_canvas_item(), texture_filter_cache);
update();
if (p_propagate) {
for (CanvasItem *E : children_items) {
if (!E->top_level && E->texture_filter == TEXTURE_FILTER_PARENT_NODE) {
E->_update_texture_filter_changed(true);
}
}
}
}
void CanvasItem::set_texture_filter(TextureFilter p_texture_filter) {
ERR_FAIL_INDEX(p_texture_filter, TEXTURE_FILTER_MAX);
if (texture_filter == p_texture_filter) {
return;
}
texture_filter = p_texture_filter;
_update_texture_filter_changed(true);
notify_property_list_changed();
}
CanvasItem::TextureFilter CanvasItem::get_texture_filter() const {
return texture_filter;
}
void CanvasItem::_update_texture_repeat_changed(bool p_propagate) {
if (!is_inside_tree()) {
return;
}
if (texture_repeat == TEXTURE_REPEAT_PARENT_NODE) {
CanvasItem *parent_item = get_parent_item();
if (parent_item) {
texture_repeat_cache = parent_item->texture_repeat_cache;
} else {
texture_repeat_cache = RS::CANVAS_ITEM_TEXTURE_REPEAT_DEFAULT;
}
} else {
texture_repeat_cache = RS::CanvasItemTextureRepeat(texture_repeat);
}
RS::get_singleton()->canvas_item_set_default_texture_repeat(get_canvas_item(), texture_repeat_cache);
update();
if (p_propagate) {
for (CanvasItem *E : children_items) {
if (!E->top_level && E->texture_repeat == TEXTURE_REPEAT_PARENT_NODE) {
E->_update_texture_repeat_changed(true);
}
}
}
}
void CanvasItem::set_texture_repeat(TextureRepeat p_texture_repeat) {
ERR_FAIL_INDEX(p_texture_repeat, TEXTURE_REPEAT_MAX);
if (texture_repeat == p_texture_repeat) {
return;
}
texture_repeat = p_texture_repeat;
_update_texture_repeat_changed(true);
notify_property_list_changed();
}
void CanvasItem::set_clip_children(bool p_enabled) {
if (clip_children == p_enabled) {
return;
}
clip_children = p_enabled;
if (Object::cast_to<CanvasGroup>(this) != nullptr) {
//avoid accidental bugs, make this not work on CanvasGroup
return;
}
RS::get_singleton()->canvas_item_set_canvas_group_mode(get_canvas_item(), clip_children ? RS::CANVAS_GROUP_MODE_OPAQUE : RS::CANVAS_GROUP_MODE_DISABLED);
}
bool CanvasItem::is_clipping_children() const {
return clip_children;
}
CanvasItem::TextureRepeat CanvasItem::get_texture_repeat() const {
return texture_repeat;
}
CanvasItem::CanvasItem() :
xform_change(this) {
canvas_item = RenderingServer::get_singleton()->canvas_item_create();
}
CanvasItem::~CanvasItem() {
RenderingServer::get_singleton()->free(canvas_item);
}
///////////////////////////////////////////////////////////////////
void CanvasTexture::set_diffuse_texture(const Ref<Texture2D> &p_diffuse) {
ERR_FAIL_COND_MSG(Object::cast_to<CanvasTexture>(p_diffuse.ptr()) != nullptr, "Can't self-assign a CanvasTexture");
diffuse_texture = p_diffuse;
RID tex_rid = diffuse_texture.is_valid() ? diffuse_texture->get_rid() : RID();
RS::get_singleton()->canvas_texture_set_channel(canvas_texture, RS::CANVAS_TEXTURE_CHANNEL_DIFFUSE, tex_rid);
emit_changed();
}
Ref<Texture2D> CanvasTexture::get_diffuse_texture() const {
return diffuse_texture;
}
void CanvasTexture::set_normal_texture(const Ref<Texture2D> &p_normal) {
ERR_FAIL_COND_MSG(Object::cast_to<CanvasTexture>(p_normal.ptr()) != nullptr, "Can't self-assign a CanvasTexture");
normal_texture = p_normal;
RID tex_rid = normal_texture.is_valid() ? normal_texture->get_rid() : RID();
RS::get_singleton()->canvas_texture_set_channel(canvas_texture, RS::CANVAS_TEXTURE_CHANNEL_NORMAL, tex_rid);
}
Ref<Texture2D> CanvasTexture::get_normal_texture() const {
return normal_texture;
}
void CanvasTexture::set_specular_texture(const Ref<Texture2D> &p_specular) {
ERR_FAIL_COND_MSG(Object::cast_to<CanvasTexture>(p_specular.ptr()) != nullptr, "Can't self-assign a CanvasTexture");
specular_texture = p_specular;
RID tex_rid = specular_texture.is_valid() ? specular_texture->get_rid() : RID();
RS::get_singleton()->canvas_texture_set_channel(canvas_texture, RS::CANVAS_TEXTURE_CHANNEL_SPECULAR, tex_rid);
}
Ref<Texture2D> CanvasTexture::get_specular_texture() const {
return specular_texture;
}
void CanvasTexture::set_specular_color(const Color &p_color) {
specular = p_color;
RS::get_singleton()->canvas_texture_set_shading_parameters(canvas_texture, specular, shininess);
}
Color CanvasTexture::get_specular_color() const {
return specular;
}
void CanvasTexture::set_specular_shininess(real_t p_shininess) {
shininess = p_shininess;
RS::get_singleton()->canvas_texture_set_shading_parameters(canvas_texture, specular, shininess);
}
real_t CanvasTexture::get_specular_shininess() const {
return shininess;
}
void CanvasTexture::set_texture_filter(CanvasItem::TextureFilter p_filter) {
texture_filter = p_filter;
RS::get_singleton()->canvas_texture_set_texture_filter(canvas_texture, RS::CanvasItemTextureFilter(p_filter));
}
CanvasItem::TextureFilter CanvasTexture::get_texture_filter() const {
return texture_filter;
}
void CanvasTexture::set_texture_repeat(CanvasItem::TextureRepeat p_repeat) {
texture_repeat = p_repeat;
RS::get_singleton()->canvas_texture_set_texture_repeat(canvas_texture, RS::CanvasItemTextureRepeat(p_repeat));
}
CanvasItem::TextureRepeat CanvasTexture::get_texture_repeat() const {
return texture_repeat;
}
int CanvasTexture::get_width() const {
if (diffuse_texture.is_valid()) {
return diffuse_texture->get_width();
} else {
return 1;
}
}
int CanvasTexture::get_height() const {
if (diffuse_texture.is_valid()) {
return diffuse_texture->get_height();
} else {
return 1;
}
}
bool CanvasTexture::is_pixel_opaque(int p_x, int p_y) const {
if (diffuse_texture.is_valid()) {
return diffuse_texture->is_pixel_opaque(p_x, p_y);
} else {
return false;
}
}
bool CanvasTexture::has_alpha() const {
if (diffuse_texture.is_valid()) {
return diffuse_texture->has_alpha();
} else {
return false;
}
}
Ref<Image> CanvasTexture::get_image() const {
if (diffuse_texture.is_valid()) {
return diffuse_texture->get_image();
} else {
return Ref<Image>();
}
}
RID CanvasTexture::get_rid() const {
return canvas_texture;
}
void CanvasTexture::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_diffuse_texture", "texture"), &CanvasTexture::set_diffuse_texture);
ClassDB::bind_method(D_METHOD("get_diffuse_texture"), &CanvasTexture::get_diffuse_texture);
ClassDB::bind_method(D_METHOD("set_normal_texture", "texture"), &CanvasTexture::set_normal_texture);
ClassDB::bind_method(D_METHOD("get_normal_texture"), &CanvasTexture::get_normal_texture);
ClassDB::bind_method(D_METHOD("set_specular_texture", "texture"), &CanvasTexture::set_specular_texture);
ClassDB::bind_method(D_METHOD("get_specular_texture"), &CanvasTexture::get_specular_texture);
ClassDB::bind_method(D_METHOD("set_specular_color", "color"), &CanvasTexture::set_specular_color);
ClassDB::bind_method(D_METHOD("get_specular_color"), &CanvasTexture::get_specular_color);
ClassDB::bind_method(D_METHOD("set_specular_shininess", "shininess"), &CanvasTexture::set_specular_shininess);
ClassDB::bind_method(D_METHOD("get_specular_shininess"), &CanvasTexture::get_specular_shininess);
ClassDB::bind_method(D_METHOD("set_texture_filter", "filter"), &CanvasTexture::set_texture_filter);
ClassDB::bind_method(D_METHOD("get_texture_filter"), &CanvasTexture::get_texture_filter);
ClassDB::bind_method(D_METHOD("set_texture_repeat", "repeat"), &CanvasTexture::set_texture_repeat);
ClassDB::bind_method(D_METHOD("get_texture_repeat"), &CanvasTexture::get_texture_repeat);
ADD_GROUP("Diffuse", "diffuse_");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "diffuse_texture", PROPERTY_HINT_RESOURCE_TYPE, "Texture2D"), "set_diffuse_texture", "get_diffuse_texture");
ADD_GROUP("Normalmap", "normal_");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "normal_texture", PROPERTY_HINT_RESOURCE_TYPE, "Texture2D"), "set_normal_texture", "get_normal_texture");
ADD_GROUP("Specular", "specular_");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "specular_texture", PROPERTY_HINT_RESOURCE_TYPE, "Texture2D"), "set_specular_texture", "get_specular_texture");
ADD_PROPERTY(PropertyInfo(Variant::COLOR, "specular_color", PROPERTY_HINT_COLOR_NO_ALPHA), "set_specular_color", "get_specular_color");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "specular_shininess", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_specular_shininess", "get_specular_shininess");
ADD_GROUP("Texture", "texture_");
ADD_PROPERTY(PropertyInfo(Variant::INT, "texture_filter", PROPERTY_HINT_ENUM, "Inherit,Nearest,Linear,Nearest Mipmap,Linear Mipmap,Nearest Mipmap Aniso.,Linear Mipmap Aniso."), "set_texture_filter", "get_texture_filter");
ADD_PROPERTY(PropertyInfo(Variant::INT, "texture_repeat", PROPERTY_HINT_ENUM, "Inherit,Disabled,Enabled,Mirror"), "set_texture_repeat", "get_texture_repeat");
}
CanvasTexture::CanvasTexture() {
canvas_texture = RS::get_singleton()->canvas_texture_create();
}
CanvasTexture::~CanvasTexture() {
RS::get_singleton()->free(canvas_texture);
}
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