godot/scene/gui/gradient_edit.h

77 lines
3.2 KiB
C++

/*************************************************************************/
/* gradient_edit.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 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. */
/*************************************************************************/
#ifndef GRADIENT_EDIT_H
#define GRADIENT_EDIT_H
#include "scene/gui/color_picker.h"
#include "scene/gui/popup.h"
#include "scene/resources/color_ramp.h"
#include "scene/resources/default_theme/theme_data.h"
#define POINT_WIDTH 8
class GradientEdit : public Control {
GDCLASS(GradientEdit, Control);
PopupPanel *popup;
ColorPicker *picker;
Ref<ImageTexture> checker;
bool grabbing;
int grabbed;
Vector<Gradient::Point> points;
void _draw_checker(int x, int y, int w, int h);
void _color_changed(const Color &p_color);
int _get_point_from_pos(int x);
void _show_color_picker();
protected:
void _gui_input(const Ref<InputEvent> &p_event);
void _notification(int p_what);
static void _bind_methods();
public:
void set_ramp(const Vector<float> &p_offsets, const Vector<Color> &p_colors);
Vector<float> get_offsets() const;
Vector<Color> get_colors() const;
void set_points(Vector<Gradient::Point> &p_points);
Vector<Gradient::Point> &get_points();
virtual Size2 get_minimum_size() const;
GradientEdit();
virtual ~GradientEdit();
};
#endif // GRADIENT_EDIT_H