godot/scene/gui/color_mode.cpp

357 lines
12 KiB
C++

/**************************************************************************/
/* color_mode.cpp */
/**************************************************************************/
/* 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. */
/**************************************************************************/
#include "color_mode.h"
#include "core/math/color.h"
#include "scene/gui/slider.h"
#include "thirdparty/misc/ok_color.h"
ColorMode::ColorMode(ColorPicker *p_color_picker) {
color_picker = p_color_picker;
}
String ColorModeRGB::get_slider_label(int idx) const {
ERR_FAIL_INDEX_V_MSG(idx, 3, String(), "Couldn't get slider label.");
return labels[idx];
}
float ColorModeRGB::get_slider_max(int idx) const {
ERR_FAIL_INDEX_V_MSG(idx, 4, 0, "Couldn't get slider max value.");
Color color = color_picker->get_pick_color();
return next_power_of_2(MAX(255, color.components[idx] * 255.0)) - 1;
}
float ColorModeRGB::get_slider_value(int idx) const {
ERR_FAIL_INDEX_V_MSG(idx, 4, 0, "Couldn't get slider value.");
return color_picker->get_pick_color().components[idx] * 255;
}
Color ColorModeRGB::get_color() const {
Vector<float> values = color_picker->get_active_slider_values();
Color color;
for (int i = 0; i < 4; i++) {
color.components[i] = values[i] / 255.0;
}
return color;
}
void ColorModeRGB::slider_draw(int p_which) {
Vector<Vector2> pos;
pos.resize(4);
Vector<Color> col;
col.resize(4);
HSlider *slider = color_picker->get_slider(p_which);
Size2 size = slider->get_size();
Color left_color;
Color right_color;
Color color = color_picker->get_pick_color();
const real_t margin = 16 * color_picker->get_theme_default_base_scale();
if (p_which == ColorPicker::SLIDER_COUNT) {
slider->draw_texture_rect(color_picker->get_theme_icon(SNAME("sample_bg"), SNAME("ColorPicker")), Rect2(Point2(0, 0), Size2(size.x, margin)), true);
left_color = color;
left_color.a = 0;
right_color = color;
right_color.a = 1;
} else {
left_color = Color(
p_which == 0 ? 0 : color.r,
p_which == 1 ? 0 : color.g,
p_which == 2 ? 0 : color.b);
right_color = Color(
p_which == 0 ? 1 : color.r,
p_which == 1 ? 1 : color.g,
p_which == 2 ? 1 : color.b);
}
col.set(0, left_color);
col.set(1, right_color);
col.set(2, right_color);
col.set(3, left_color);
pos.set(0, Vector2(0, 0));
pos.set(1, Vector2(size.x, 0));
pos.set(2, Vector2(size.x, margin));
pos.set(3, Vector2(0, margin));
slider->draw_polygon(pos, col);
}
String ColorModeHSV::get_slider_label(int idx) const {
ERR_FAIL_INDEX_V_MSG(idx, 3, String(), "Couldn't get slider label.");
return labels[idx];
}
float ColorModeHSV::get_slider_max(int idx) const {
ERR_FAIL_INDEX_V_MSG(idx, 4, 0, "Couldn't get slider max value.");
return slider_max[idx];
}
float ColorModeHSV::get_slider_value(int idx) const {
switch (idx) {
case 0: {
if (color_picker->get_pick_color().get_s() > 0) {
return color_picker->get_pick_color().get_h() * 360.0;
} else {
return color_picker->get_cached_hue();
}
}
case 1:
return color_picker->get_pick_color().get_s() * 100.0;
case 2:
return color_picker->get_pick_color().get_v() * 100.0;
case 3:
return Math::round(color_picker->get_pick_color().components[3] * 255.0);
default:
ERR_FAIL_V_MSG(0, "Couldn't get slider value.");
}
}
Color ColorModeHSV::get_color() const {
Vector<float> values = color_picker->get_active_slider_values();
Color color;
color.set_hsv(values[0] / 360.0, values[1] / 100.0, values[2] / 100.0, values[3] / 255.0);
return color;
}
void ColorModeHSV::slider_draw(int p_which) {
Vector<Vector2> pos;
pos.resize(4);
Vector<Color> col;
col.resize(4);
HSlider *slider = color_picker->get_slider(p_which);
Size2 size = slider->get_size();
Color left_color;
Color right_color;
Color color = color_picker->get_pick_color();
const real_t margin = 16 * color_picker->get_theme_default_base_scale();
if (p_which == ColorPicker::SLIDER_COUNT) {
slider->draw_texture_rect(color_picker->get_theme_icon(SNAME("sample_bg"), SNAME("ColorPicker")), Rect2(Point2(0, 0), Size2(size.x, margin)), true);
left_color = color;
left_color.a = 0;
right_color = color;
right_color.a = 1;
} else if (p_which == 0) {
Ref<Texture2D> hue = color_picker->get_theme_icon(SNAME("color_hue"), SNAME("ColorPicker"));
slider->draw_texture_rect(hue, Rect2(Vector2(), Vector2(size.x, margin)), false);
return;
} else {
Color s_col;
Color v_col;
s_col.set_hsv(color.get_h(), 0, color.get_v());
left_color = (p_which == 1) ? s_col : Color(0, 0, 0);
float s_col_hue = (color.get_s() == 0.0) ? color_picker->get_cached_hue() / 360.0 : color.get_h();
s_col.set_hsv(s_col_hue, 1, color.get_v());
v_col.set_hsv(color.get_h(), color.get_s(), 1);
right_color = (p_which == 1) ? s_col : v_col;
}
col.set(0, left_color);
col.set(1, right_color);
col.set(2, right_color);
col.set(3, left_color);
pos.set(0, Vector2(0, 0));
pos.set(1, Vector2(size.x, 0));
pos.set(2, Vector2(size.x, margin));
pos.set(3, Vector2(0, margin));
slider->draw_polygon(pos, col);
}
String ColorModeRAW::get_slider_label(int idx) const {
ERR_FAIL_INDEX_V_MSG(idx, 3, String(), "Couldn't get slider label.");
return labels[idx];
}
float ColorModeRAW::get_slider_max(int idx) const {
ERR_FAIL_INDEX_V_MSG(idx, 4, 0, "Couldn't get slider max value.");
return slider_max[idx];
}
float ColorModeRAW::get_slider_value(int idx) const {
ERR_FAIL_INDEX_V_MSG(idx, 4, 0, "Couldn't get slider value.");
return color_picker->get_pick_color().components[idx];
}
Color ColorModeRAW::get_color() const {
Vector<float> values = color_picker->get_active_slider_values();
Color color;
for (int i = 0; i < 4; i++) {
color.components[i] = values[i];
}
return color;
}
void ColorModeRAW::slider_draw(int p_which) {
Vector<Vector2> pos;
pos.resize(4);
Vector<Color> col;
col.resize(4);
HSlider *slider = color_picker->get_slider(p_which);
Size2 size = slider->get_size();
Color left_color;
Color right_color;
Color color = color_picker->get_pick_color();
const real_t margin = 16 * color_picker->get_theme_default_base_scale();
if (p_which == ColorPicker::SLIDER_COUNT) {
slider->draw_texture_rect(color_picker->get_theme_icon(SNAME("sample_bg"), SNAME("ColorPicker")), Rect2(Point2(0, 0), Size2(size.x, margin)), true);
left_color = color;
left_color.a = 0;
right_color = color;
right_color.a = 1;
col.set(0, left_color);
col.set(1, right_color);
col.set(2, right_color);
col.set(3, left_color);
pos.set(0, Vector2(0, 0));
pos.set(1, Vector2(size.x, 0));
pos.set(2, Vector2(size.x, margin));
pos.set(3, Vector2(0, margin));
slider->draw_polygon(pos, col);
}
}
bool ColorModeRAW::apply_theme() const {
for (int i = 0; i < 4; i++) {
HSlider *slider = color_picker->get_slider(i);
slider->remove_theme_icon_override("grabber");
slider->remove_theme_icon_override("grabber_highlight");
slider->remove_theme_style_override("slider");
slider->remove_theme_constant_override("grabber_offset");
}
return true;
}
String ColorModeOKHSL::get_slider_label(int idx) const {
ERR_FAIL_INDEX_V_MSG(idx, 3, String(), "Couldn't get slider label.");
return labels[idx];
}
float ColorModeOKHSL::get_slider_max(int idx) const {
ERR_FAIL_INDEX_V_MSG(idx, 4, 0, "Couldn't get slider max value.");
return slider_max[idx];
}
float ColorModeOKHSL::get_slider_value(int idx) const {
switch (idx) {
case 0:
return color_picker->get_pick_color().get_ok_hsl_h() * 360.0;
case 1:
return color_picker->get_pick_color().get_ok_hsl_s() * 100.0;
case 2:
return color_picker->get_pick_color().get_ok_hsl_l() * 100.0;
case 3:
return Math::round(color_picker->get_pick_color().components[3] * 255.0);
default:
ERR_FAIL_V_MSG(0, "Couldn't get slider value.");
}
}
Color ColorModeOKHSL::get_color() const {
Vector<float> values = color_picker->get_active_slider_values();
Color color;
color.set_ok_hsl(values[0] / 360.0, values[1] / 100.0, values[2] / 100.0, values[3] / 255.0);
return color;
}
void ColorModeOKHSL::slider_draw(int p_which) {
HSlider *slider = color_picker->get_slider(p_which);
Size2 size = slider->get_size();
const real_t margin = 16 * color_picker->get_theme_default_base_scale();
if (p_which == 0) { // H
Ref<Texture2D> hue = color_picker->get_theme_icon(SNAME("color_okhsl_hue"), SNAME("ColorPicker"));
slider->draw_texture_rect(hue, Rect2(Vector2(), Vector2(size.x, margin)), false);
return;
}
Vector<Vector2> pos;
Vector<Color> col;
Color left_color;
Color right_color;
Color color = color_picker->get_pick_color();
if (p_which == 2) { // L
pos.resize(6);
col.resize(6);
left_color = Color(0, 0, 0);
Color middle_color;
middle_color.set_ok_hsl(color.get_ok_hsl_h(), color.get_ok_hsl_s(), 0.5);
right_color.set_ok_hsl(color.get_ok_hsl_h(), color.get_ok_hsl_s(), 1);
col.set(0, left_color);
col.set(1, middle_color);
col.set(2, right_color);
col.set(3, right_color);
col.set(4, middle_color);
col.set(5, left_color);
pos.set(0, Vector2(0, 0));
pos.set(1, Vector2(size.x * 0.5, 0));
pos.set(2, Vector2(size.x, 0));
pos.set(3, Vector2(size.x, margin));
pos.set(4, Vector2(size.x * 0.5, margin));
pos.set(5, Vector2(0, margin));
} else { // A / S
pos.resize(4);
col.resize(4);
if (p_which == ColorPicker::SLIDER_COUNT) {
slider->draw_texture_rect(color_picker->get_theme_icon(SNAME("sample_bg"), SNAME("ColorPicker")), Rect2(Point2(0, 0), Size2(size.x, margin)), true);
left_color = color;
left_color.a = 0;
right_color = color;
right_color.a = 1;
} else {
left_color.set_ok_hsl(color.get_ok_hsl_h(), 0, color.get_ok_hsl_l());
right_color.set_ok_hsl(color.get_ok_hsl_h(), 1, color.get_ok_hsl_l());
}
col.set(0, left_color);
col.set(1, right_color);
col.set(2, right_color);
col.set(3, left_color);
pos.set(0, Vector2(0, 0));
pos.set(1, Vector2(size.x, 0));
pos.set(2, Vector2(size.x, margin));
pos.set(3, Vector2(0, margin));
}
slider->draw_polygon(pos, col);
}