virtualx-engine/editor/plugins/tiles/tile_atlas_view.h

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/**************************************************************************/
/* tile_atlas_view.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 TILE_ATLAS_VIEW_H
#define TILE_ATLAS_VIEW_H
#include "editor/editor_zoom_widget.h"
#include "scene/gui/box_container.h"
#include "scene/gui/button.h"
#include "scene/gui/center_container.h"
#include "scene/gui/label.h"
#include "scene/gui/margin_container.h"
#include "scene/resources/tile_set.h"
class ViewPanner;
class TileAtlasView : public Control {
GDCLASS(TileAtlasView, Control);
private:
TileSet *tile_set = nullptr;
TileSetAtlasSource *tile_set_atlas_source = nullptr;
int source_id = TileSet::INVALID_SOURCE;
enum DragType {
DRAG_TYPE_NONE,
DRAG_TYPE_PAN,
};
DragType drag_type = DRAG_TYPE_NONE;
float previous_zoom = 1.0;
EditorZoomWidget *zoom_widget = nullptr;
Button *button_center_view = nullptr;
CenterContainer *center_container = nullptr;
Vector2 panning;
void _update_zoom_and_panning(bool p_zoom_on_mouse_pos = false);
void _zoom_widget_changed();
void _center_view();
virtual void gui_input(const Ref<InputEvent> &p_event) override;
Ref<ViewPanner> panner;
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);
HashMap<Vector2, HashMap<int, Rect2i>> alternative_tiles_rect_cache;
void _update_alternative_tiles_rect_cache();
MarginContainer *margin_container = nullptr;
int margin_container_paddings[4] = { 0, 0, 0, 0 };
HBoxContainer *hbox = nullptr;
Label *missing_source_label = nullptr;
// Background
Control *background_left = nullptr;
void _draw_background_left();
Control *background_right = nullptr;
void _draw_background_right();
// Left side.
Control *base_tiles_root_control = nullptr;
void _base_tiles_root_control_gui_input(const Ref<InputEvent> &p_event);
Control *base_tiles_drawing_root = nullptr;
Control *base_tiles_draw = nullptr;
void _draw_base_tiles();
Control *base_tiles_texture_grid = nullptr;
void _draw_base_tiles_texture_grid();
Control *base_tiles_shape_grid = nullptr;
void _draw_base_tiles_shape_grid();
Size2i _compute_base_tiles_control_size();
// Right side.
Control *alternative_tiles_root_control = nullptr;
void _alternative_tiles_root_control_gui_input(const Ref<InputEvent> &p_event);
Control *alternative_tiles_drawing_root = nullptr;
Control *alternatives_draw = nullptr;
void _draw_alternatives();
Size2i _compute_alternative_tiles_control_size();
protected:
void _notification(int p_what);
static void _bind_methods();
public:
// Global.
void set_atlas_source(TileSet *p_tile_set, TileSetAtlasSource *p_tile_set_atlas_source, int p_source_id);
float get_zoom() const;
void set_transform(float p_zoom, Vector2i p_panning);
void set_padding(Side p_side, int p_padding);
// Left side.
void set_texture_grid_visible(bool p_visible) { base_tiles_texture_grid->set_visible(p_visible); };
void set_tile_shape_grid_visible(bool p_visible) { base_tiles_shape_grid->set_visible(p_visible); };
Vector2i get_atlas_tile_coords_at_pos(const Vector2 p_pos, bool p_clamp = false) const;
void add_control_over_atlas_tiles(Control *p_control, bool scaled = true) {
if (scaled) {
base_tiles_drawing_root->add_child(p_control);
} else {
base_tiles_root_control->add_child(p_control);
}
p_control->set_anchors_and_offsets_preset(Control::PRESET_FULL_RECT);
p_control->set_mouse_filter(Control::MOUSE_FILTER_PASS);
};
// Right side.
Vector3i get_alternative_tile_at_pos(const Vector2 p_pos) const;
Rect2i get_alternative_tile_rect(const Vector2i p_coords, int p_alternative_tile);
void add_control_over_alternative_tiles(Control *p_control, bool scaled = true) {
if (scaled) {
alternative_tiles_drawing_root->add_child(p_control);
} else {
alternative_tiles_root_control->add_child(p_control);
}
p_control->set_anchors_and_offsets_preset(Control::PRESET_FULL_RECT);
p_control->set_mouse_filter(Control::MOUSE_FILTER_PASS);
};
// Redraw everything.
void queue_redraw();
TileAtlasView();
};
#endif // TILE_ATLAS_VIEW_H