1/**************************************************************************/
2/* color_mode.h */
3/**************************************************************************/
4/* This file is part of: */
5/* GODOT ENGINE */
6/* https://godotengine.org */
7/**************************************************************************/
8/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
9/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
10/* */
11/* Permission is hereby granted, free of charge, to any person obtaining */
12/* a copy of this software and associated documentation files (the */
13/* "Software"), to deal in the Software without restriction, including */
14/* without limitation the rights to use, copy, modify, merge, publish, */
15/* distribute, sublicense, and/or sell copies of the Software, and to */
16/* permit persons to whom the Software is furnished to do so, subject to */
17/* the following conditions: */
18/* */
19/* The above copyright notice and this permission notice shall be */
20/* included in all copies or substantial portions of the Software. */
21/* */
22/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
23/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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25/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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27/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
28/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
29/**************************************************************************/
30
31#ifndef COLOR_MODE_H
32#define COLOR_MODE_H
33
34#include "scene/gui/color_picker.h"
35
36struct Color;
37
38class ColorMode {
39public:
40 ColorPicker *color_picker = nullptr;
41
42 virtual String get_name() const = 0;
43
44 virtual int get_slider_count() const { return 3; };
45 virtual float get_slider_step() const = 0;
46 virtual String get_slider_label(int idx) const = 0;
47 virtual float get_slider_max(int idx) const = 0;
48 virtual float get_slider_value(int idx) const = 0;
49
50 virtual Color get_color() const = 0;
51
52 virtual void _value_changed(){};
53
54 virtual void slider_draw(int p_which) = 0;
55 virtual bool apply_theme() const { return false; }
56 virtual ColorPicker::PickerShapeType get_shape_override() const { return ColorPicker::SHAPE_MAX; }
57
58 ColorMode(ColorPicker *p_color_picker);
59 virtual ~ColorMode(){};
60};
61
62class ColorModeHSV : public ColorMode {
63public:
64 String labels[3] = { "H", "S", "V" };
65 float slider_max[4] = { 359, 100, 100, 255 };
66 float cached_hue = 0.0;
67 float cached_saturation = 0.0;
68
69 virtual String get_name() const override { return "HSV"; }
70
71 virtual float get_slider_step() const override { return 1.0; }
72 virtual String get_slider_label(int idx) const override;
73 virtual float get_slider_max(int idx) const override;
74 virtual float get_slider_value(int idx) const override;
75
76 virtual Color get_color() const override;
77
78 virtual void _value_changed() override;
79
80 virtual void slider_draw(int p_which) override;
81
82 ColorModeHSV(ColorPicker *p_color_picker) :
83 ColorMode(p_color_picker){};
84};
85
86class ColorModeRGB : public ColorMode {
87public:
88 String labels[3] = { "R", "G", "B" };
89
90 virtual String get_name() const override { return "RGB"; }
91
92 virtual float get_slider_step() const override { return 1; }
93 virtual String get_slider_label(int idx) const override;
94 virtual float get_slider_max(int idx) const override;
95 virtual float get_slider_value(int idx) const override;
96
97 virtual Color get_color() const override;
98
99 virtual void slider_draw(int p_which) override;
100
101 ColorModeRGB(ColorPicker *p_color_picker) :
102 ColorMode(p_color_picker){};
103};
104
105class ColorModeRAW : public ColorMode {
106public:
107 String labels[3] = { "R", "G", "B" };
108 float slider_max[4] = { 100, 100, 100, 1 };
109
110 virtual String get_name() const override { return "RAW"; }
111
112 virtual float get_slider_step() const override { return 0.01; }
113 virtual String get_slider_label(int idx) const override;
114 virtual float get_slider_max(int idx) const override;
115 virtual float get_slider_value(int idx) const override;
116
117 virtual Color get_color() const override;
118
119 virtual void slider_draw(int p_which) override;
120 virtual bool apply_theme() const override;
121
122 ColorModeRAW(ColorPicker *p_color_picker) :
123 ColorMode(p_color_picker){};
124};
125
126class ColorModeOKHSL : public ColorMode {
127public:
128 String labels[3] = { "H", "S", "L" };
129 float slider_max[4] = { 359, 100, 100, 255 };
130 float cached_hue = 0.0;
131 float cached_saturation = 0.0;
132
133 virtual String get_name() const override { return "OKHSL"; }
134
135 virtual float get_slider_step() const override { return 1.0; }
136 virtual String get_slider_label(int idx) const override;
137 virtual float get_slider_max(int idx) const override;
138 virtual float get_slider_value(int idx) const override;
139
140 virtual Color get_color() const override;
141
142 virtual void _value_changed() override;
143
144 virtual void slider_draw(int p_which) override;
145 virtual ColorPicker::PickerShapeType get_shape_override() const override { return ColorPicker::SHAPE_OKHSL_CIRCLE; }
146
147 ColorModeOKHSL(ColorPicker *p_color_picker) :
148 ColorMode(p_color_picker){};
149
150 ~ColorModeOKHSL(){};
151};
152
153#endif // COLOR_MODE_H
154