mirror of
https://github.com/godotengine/godot.git
synced 2024-12-21 10:25:24 +08:00
436 lines
13 KiB
C++
436 lines
13 KiB
C++
/**************************************************************************/
|
|
/* graph_edit.h */
|
|
/**************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/**************************************************************************/
|
|
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
|
|
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
|
|
/* */
|
|
/* 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. */
|
|
/**************************************************************************/
|
|
|
|
#ifndef GRAPH_EDIT_H
|
|
#define GRAPH_EDIT_H
|
|
|
|
#include "scene/gui/box_container.h"
|
|
#include "scene/gui/graph_node.h"
|
|
|
|
class Button;
|
|
class GraphEdit;
|
|
class GraphEditArranger;
|
|
class HScrollBar;
|
|
class Label;
|
|
class PanelContainer;
|
|
class SpinBox;
|
|
class ViewPanner;
|
|
class VScrollBar;
|
|
|
|
class GraphEditFilter : public Control {
|
|
GDCLASS(GraphEditFilter, Control);
|
|
|
|
friend class GraphEdit;
|
|
friend class GraphEditMinimap;
|
|
|
|
GraphEdit *ge = nullptr;
|
|
|
|
virtual bool has_point(const Point2 &p_point) const override;
|
|
|
|
public:
|
|
GraphEditFilter(GraphEdit *p_edit);
|
|
};
|
|
|
|
class GraphEditMinimap : public Control {
|
|
GDCLASS(GraphEditMinimap, Control);
|
|
|
|
friend class GraphEdit;
|
|
friend class GraphEditFilter;
|
|
|
|
GraphEdit *ge = nullptr;
|
|
|
|
Vector2 minimap_padding;
|
|
Vector2 minimap_offset;
|
|
Vector2 graph_proportions = Vector2(1, 1);
|
|
Vector2 graph_padding = Vector2(0, 0);
|
|
Vector2 camera_position = Vector2(100, 50);
|
|
Vector2 camera_size = Vector2(200, 200);
|
|
|
|
bool is_pressing = false;
|
|
bool is_resizing = false;
|
|
|
|
struct ThemeCache {
|
|
Ref<StyleBox> panel;
|
|
Ref<StyleBox> node_style;
|
|
Ref<StyleBox> camera_style;
|
|
|
|
Ref<Texture2D> resizer;
|
|
Color resizer_color;
|
|
} theme_cache;
|
|
|
|
Vector2 _get_render_size();
|
|
Vector2 _get_graph_offset();
|
|
Vector2 _get_graph_size();
|
|
|
|
Vector2 _convert_from_graph_position(const Vector2 &p_position);
|
|
Vector2 _convert_to_graph_position(const Vector2 &p_position);
|
|
|
|
virtual void gui_input(const Ref<InputEvent> &p_ev) override;
|
|
|
|
void _adjust_graph_scroll(const Vector2 &p_offset);
|
|
|
|
protected:
|
|
static void _bind_methods();
|
|
|
|
public:
|
|
virtual CursorShape get_cursor_shape(const Point2 &p_pos = Point2i()) const override;
|
|
|
|
void update_minimap();
|
|
Rect2 get_camera_rect();
|
|
|
|
GraphEditMinimap(GraphEdit *p_edit);
|
|
};
|
|
|
|
class GraphEdit : public Control {
|
|
GDCLASS(GraphEdit, Control);
|
|
|
|
public:
|
|
struct Connection {
|
|
StringName from_node;
|
|
StringName to_node;
|
|
int from_port = 0;
|
|
int to_port = 0;
|
|
float activity = 0.0;
|
|
};
|
|
|
|
// Should be in sync with ControlScheme in ViewPanner.
|
|
enum PanningScheme {
|
|
SCROLL_ZOOMS,
|
|
SCROLL_PANS,
|
|
};
|
|
|
|
private:
|
|
struct ConnectionType {
|
|
union {
|
|
struct {
|
|
uint32_t type_a;
|
|
uint32_t type_b;
|
|
};
|
|
uint64_t key = 0;
|
|
};
|
|
|
|
static uint32_t hash(const ConnectionType &p_conn) {
|
|
return hash_one_uint64(p_conn.key);
|
|
}
|
|
bool operator==(const ConnectionType &p_type) const {
|
|
return key == p_type.key;
|
|
}
|
|
|
|
ConnectionType(uint32_t a = 0, uint32_t b = 0) {
|
|
type_a = a;
|
|
type_b = b;
|
|
}
|
|
};
|
|
|
|
Label *zoom_label = nullptr;
|
|
Button *zoom_minus_button = nullptr;
|
|
Button *zoom_reset_button = nullptr;
|
|
Button *zoom_plus_button = nullptr;
|
|
|
|
Button *toggle_snapping_button = nullptr;
|
|
SpinBox *snapping_distance_spinbox = nullptr;
|
|
Button *toggle_grid_button = nullptr;
|
|
Button *minimap_button = nullptr;
|
|
Button *arrange_button = nullptr;
|
|
|
|
HScrollBar *h_scrollbar = nullptr;
|
|
VScrollBar *v_scrollbar = nullptr;
|
|
|
|
Ref<ViewPanner> panner;
|
|
bool warped_panning = true;
|
|
|
|
bool show_menu = true;
|
|
bool show_zoom_label = false;
|
|
bool show_grid_buttons = true;
|
|
bool show_zoom_buttons = true;
|
|
bool show_minimap_button = true;
|
|
bool show_arrange_button = true;
|
|
|
|
bool snapping_enabled = true;
|
|
int snapping_distance = 20;
|
|
bool show_grid = true;
|
|
|
|
bool connecting = false;
|
|
String connecting_from;
|
|
bool connecting_out = false;
|
|
int connecting_index = 0;
|
|
int connecting_type = 0;
|
|
Color connecting_color;
|
|
bool connecting_target = false;
|
|
Vector2 connecting_to;
|
|
StringName connecting_target_to;
|
|
int connecting_target_index = 0;
|
|
|
|
bool just_disconnected = false;
|
|
bool connecting_valid = false;
|
|
|
|
Vector2 click_pos;
|
|
|
|
PanningScheme panning_scheme = SCROLL_ZOOMS;
|
|
bool dragging = false;
|
|
bool just_selected = false;
|
|
bool moving_selection = false;
|
|
Vector2 drag_accum;
|
|
|
|
float zoom = 1.0;
|
|
float zoom_step = 1.2;
|
|
// Proper values set in constructor.
|
|
float zoom_min = 0.0;
|
|
float zoom_max = 0.0;
|
|
|
|
bool box_selecting = false;
|
|
bool box_selection_mode_additive = false;
|
|
Point2 box_selecting_from;
|
|
Point2 box_selecting_to;
|
|
Rect2 box_selecting_rect;
|
|
List<GraphElement *> prev_selected;
|
|
|
|
bool setting_scroll_offset = false;
|
|
bool right_disconnects = false;
|
|
bool updating = false;
|
|
bool awaiting_scroll_offset_update = false;
|
|
List<Connection> connections;
|
|
|
|
float lines_thickness = 2.0f;
|
|
float lines_curvature = 0.5f;
|
|
bool lines_antialiased = true;
|
|
|
|
PanelContainer *menu_panel = nullptr;
|
|
HBoxContainer *menu_hbox = nullptr;
|
|
Control *connections_layer = nullptr;
|
|
GraphEditFilter *top_layer = nullptr;
|
|
GraphEditMinimap *minimap = nullptr;
|
|
|
|
Ref<GraphEditArranger> arranger;
|
|
|
|
HashSet<ConnectionType, ConnectionType> valid_connection_types;
|
|
HashSet<int> valid_left_disconnect_types;
|
|
HashSet<int> valid_right_disconnect_types;
|
|
|
|
struct ThemeCache {
|
|
float base_scale = 1.0;
|
|
|
|
Ref<StyleBox> panel;
|
|
Color grid_major;
|
|
Color grid_minor;
|
|
|
|
Color activity_color;
|
|
Color selection_fill;
|
|
Color selection_stroke;
|
|
|
|
Ref<StyleBox> menu_panel;
|
|
|
|
Ref<Texture2D> zoom_in;
|
|
Ref<Texture2D> zoom_out;
|
|
Ref<Texture2D> zoom_reset;
|
|
|
|
Ref<Texture2D> snapping_toggle;
|
|
Ref<Texture2D> grid_toggle;
|
|
Ref<Texture2D> minimap_toggle;
|
|
Ref<Texture2D> layout;
|
|
|
|
float port_hotzone_inner_extent = 0.0;
|
|
float port_hotzone_outer_extent = 0.0;
|
|
} theme_cache;
|
|
|
|
void _pan_callback(Vector2 p_scroll_vec, Ref<InputEvent> p_event);
|
|
void _zoom_callback(float p_zoom_factor, Vector2 p_origin, Ref<InputEvent> p_event);
|
|
|
|
void _zoom_minus();
|
|
void _zoom_reset();
|
|
void _zoom_plus();
|
|
void _update_zoom_label();
|
|
|
|
void _draw_connection_line(CanvasItem *p_where, const Vector2 &p_from, const Vector2 &p_to, const Color &p_color, const Color &p_to_color, float p_width, float p_zoom);
|
|
|
|
void _graph_element_selected(Node *p_node);
|
|
void _graph_element_deselected(Node *p_node);
|
|
void _graph_element_moved_to_front(Node *p_node);
|
|
void _graph_element_resized(Vector2 p_new_minsize, Node *p_node);
|
|
void _graph_element_moved(Node *p_node);
|
|
void _graph_node_slot_updated(int p_index, Node *p_node);
|
|
|
|
void _update_scroll();
|
|
void _update_scroll_offset();
|
|
void _scroll_moved(double);
|
|
virtual void gui_input(const Ref<InputEvent> &p_ev) override;
|
|
void _top_layer_input(const Ref<InputEvent> &p_ev);
|
|
|
|
bool is_in_port_hotzone(const Vector2 &p_pos, const Vector2 &p_mouse_pos, const Vector2i &p_port_size, bool p_left);
|
|
|
|
void _top_layer_draw();
|
|
void _connections_layer_draw();
|
|
void _minimap_draw();
|
|
|
|
TypedArray<Dictionary> _get_connection_list() const;
|
|
|
|
friend class GraphEditFilter;
|
|
bool _filter_input(const Point2 &p_point);
|
|
void _snapping_toggled();
|
|
void _snapping_distance_changed(double);
|
|
void _show_grid_toggled();
|
|
|
|
friend class GraphEditMinimap;
|
|
void _minimap_toggled();
|
|
|
|
bool _check_clickable_control(Control *p_control, const Vector2 &r_mouse_pos, const Vector2 &p_offset);
|
|
|
|
#ifndef DISABLE_DEPRECATED
|
|
bool _is_arrange_nodes_button_hidden_bind_compat_81582() const;
|
|
void _set_arrange_nodes_button_hidden_bind_compat_81582(bool p_enable);
|
|
#endif
|
|
|
|
protected:
|
|
virtual void _update_theme_item_cache() override;
|
|
|
|
virtual void add_child_notify(Node *p_child) override;
|
|
virtual void remove_child_notify(Node *p_child) override;
|
|
|
|
void _notification(int p_what);
|
|
static void _bind_methods();
|
|
#ifndef DISABLE_DEPRECATED
|
|
static void _bind_compatibility_methods();
|
|
#endif
|
|
|
|
virtual bool is_in_input_hotzone(GraphNode *p_graph_node, int p_port_idx, const Vector2 &p_mouse_pos, const Vector2i &p_port_size);
|
|
virtual bool is_in_output_hotzone(GraphNode *p_graph_node, int p_port_idx, const Vector2 &p_mouse_pos, const Vector2i &p_port_size);
|
|
|
|
GDVIRTUAL2RC(Vector<Vector2>, _get_connection_line, Vector2, Vector2)
|
|
GDVIRTUAL3R(bool, _is_in_input_hotzone, Object *, int, Vector2)
|
|
GDVIRTUAL3R(bool, _is_in_output_hotzone, Object *, int, Vector2)
|
|
GDVIRTUAL4R(bool, _is_node_hover_valid, StringName, int, StringName, int);
|
|
|
|
public:
|
|
virtual CursorShape get_cursor_shape(const Point2 &p_pos = Point2i()) const override;
|
|
|
|
PackedStringArray get_configuration_warnings() const override;
|
|
|
|
Error connect_node(const StringName &p_from, int p_from_port, const StringName &p_to, int p_to_port);
|
|
bool is_node_connected(const StringName &p_from, int p_from_port, const StringName &p_to, int p_to_port);
|
|
void disconnect_node(const StringName &p_from, int p_from_port, const StringName &p_to, int p_to_port);
|
|
void clear_connections();
|
|
void force_connection_drag_end();
|
|
|
|
virtual PackedVector2Array get_connection_line(const Vector2 &p_from, const Vector2 &p_to);
|
|
virtual bool is_node_hover_valid(const StringName &p_from, int p_from_port, const StringName &p_to, int p_to_port);
|
|
|
|
void set_connection_activity(const StringName &p_from, int p_from_port, const StringName &p_to, int p_to_port, float p_activity);
|
|
|
|
void add_valid_connection_type(int p_type, int p_with_type);
|
|
void remove_valid_connection_type(int p_type, int p_with_type);
|
|
bool is_valid_connection_type(int p_type, int p_with_type) const;
|
|
|
|
void set_panning_scheme(PanningScheme p_scheme);
|
|
PanningScheme get_panning_scheme() const;
|
|
|
|
void set_zoom(float p_zoom);
|
|
void set_zoom_custom(float p_zoom, const Vector2 &p_center);
|
|
float get_zoom() const;
|
|
|
|
void set_zoom_min(float p_zoom_min);
|
|
float get_zoom_min() const;
|
|
|
|
void set_zoom_max(float p_zoom_max);
|
|
float get_zoom_max() const;
|
|
|
|
void set_zoom_step(float p_zoom_step);
|
|
float get_zoom_step() const;
|
|
|
|
void set_minimap_size(Vector2 p_size);
|
|
Vector2 get_minimap_size() const;
|
|
void set_minimap_opacity(float p_opacity);
|
|
float get_minimap_opacity() const;
|
|
|
|
void set_minimap_enabled(bool p_enable);
|
|
bool is_minimap_enabled() const;
|
|
|
|
void set_show_menu(bool p_hidden);
|
|
bool is_showing_menu() const;
|
|
void set_show_zoom_label(bool p_hidden);
|
|
bool is_showing_zoom_label() const;
|
|
void set_show_grid_buttons(bool p_hidden);
|
|
bool is_showing_grid_buttons() const;
|
|
void set_show_zoom_buttons(bool p_hidden);
|
|
bool is_showing_zoom_buttons() const;
|
|
void set_show_minimap_button(bool p_hidden);
|
|
bool is_showing_minimap_button() const;
|
|
void set_show_arrange_button(bool p_hidden);
|
|
bool is_showing_arrange_button() const;
|
|
|
|
GraphEditFilter *get_top_layer() const { return top_layer; }
|
|
GraphEditMinimap *get_minimap() const { return minimap; }
|
|
|
|
void get_connection_list(List<Connection> *r_connections) const;
|
|
|
|
void set_right_disconnects(bool p_enable);
|
|
bool is_right_disconnects_enabled() const;
|
|
|
|
void add_valid_right_disconnect_type(int p_type);
|
|
void remove_valid_right_disconnect_type(int p_type);
|
|
|
|
void add_valid_left_disconnect_type(int p_type);
|
|
void remove_valid_left_disconnect_type(int p_type);
|
|
|
|
void set_scroll_offset(const Vector2 &p_ofs);
|
|
Vector2 get_scroll_offset() const;
|
|
|
|
void set_selected(Node *p_child);
|
|
|
|
void set_snapping_enabled(bool p_enable);
|
|
bool is_snapping_enabled() const;
|
|
|
|
void set_snapping_distance(int p_snapping_distance);
|
|
int get_snapping_distance() const;
|
|
|
|
void set_show_grid(bool p_enable);
|
|
bool is_showing_grid() const;
|
|
|
|
void set_connection_lines_curvature(float p_curvature);
|
|
float get_connection_lines_curvature() const;
|
|
|
|
void set_connection_lines_thickness(float p_thickness);
|
|
float get_connection_lines_thickness() const;
|
|
|
|
void set_connection_lines_antialiased(bool p_antialiased);
|
|
bool is_connection_lines_antialiased() const;
|
|
|
|
HBoxContainer *get_menu_hbox();
|
|
Ref<ViewPanner> get_panner();
|
|
void set_warped_panning(bool p_warped);
|
|
|
|
void arrange_nodes();
|
|
|
|
GraphEdit();
|
|
};
|
|
|
|
VARIANT_ENUM_CAST(GraphEdit::PanningScheme);
|
|
|
|
#endif // GRAPH_EDIT_H
|