mirror-chatterino2/src/colorscheme.cpp

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#define LOOKUP_COLOR_COUNT 360
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#include "colorscheme.hpp"
#include "windowmanager.hpp"
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#include <QColor>
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#include <math.h>
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namespace chatterino {
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namespace detail {
double getMultiplierByTheme(const std::string &themeName)
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{
if (themeName == "Light") {
return 0.8;
} else if (themeName == "White") {
return 1.0;
} else if (themeName == "Black") {
return -1.0;
} else if (themeName == "Dark") {
return -0.8;
}
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return -0.8;
}
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} // namespace detail
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ColorScheme *ColorScheme::instance = nullptr;
ColorScheme::ColorScheme(WindowManager &windowManager)
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: themeName("/appearance/theme/name", "Dark")
, themeHue("/appearance/theme/hue", 0.0)
{
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ColorScheme::instance = this;
this->update();
this->themeName.connectSimple([this](auto) { this->update(); });
this->themeHue.connectSimple([this](auto) { this->update(); });
this->updated.connect([&windowManager] {
windowManager.repaintVisibleChatWidgets(); //
});
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}
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void ColorScheme::update()
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{
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this->setColors(this->themeHue, detail::getMultiplierByTheme(this->themeName));
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}
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// hue: theme color (0 - 1)
// multiplier: 1 = white, 0.8 = light, -0.8 dark, -1 black
void ColorScheme::setColors(double hue, double multiplier)
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{
lightTheme = multiplier > 0;
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bool hasDarkBorder = false;
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SystemMessageColor = QColor(140, 127, 127);
auto getColor = [multiplier](double h, double s, double l, double a = 1.0) {
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return QColor::fromHslF(h, s, ((l - 0.5) * multiplier) + 0.5, a);
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};
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DropPreviewBackground = getColor(hue, 0.5, 0.5, 0.6);
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Text = TextCaret = lightTheme ? QColor(0, 0, 0) : QColor(255, 255, 255);
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TextLink = lightTheme ? QColor(66, 134, 244) : QColor(66, 134, 244);
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// tab
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if (true) {
TabText = QColor(0, 0, 0);
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TabBackground = QColor(255, 255, 255);
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TabHoverText = QColor(0, 0, 0);
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TabHoverBackground = getColor(hue, 0, 0.05);
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} else {
// Ubuntu style
// TODO: add setting for this
TabText = QColor(210, 210, 210);
TabBackground = QColor(61, 60, 56);
TabHoverText = QColor(210, 210, 210);
TabHoverBackground = QColor(73, 72, 68);
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}
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TabSelectedText = QColor(255, 255, 255);
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TabSelectedBackground = getColor(hue, 0.5, 0.5);
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TabSelectedUnfocusedText = QColor(255, 255, 255);
TabSelectedUnfocusedBackground = getColor(hue, 0, 0.5);
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TabHighlightedText = QColor(0, 0, 0);
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TabHighlightedBackground = getColor(hue, 0.5, 0.2);
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TabNewMessageBackground = QBrush(getColor(hue, 0.5, 0.2), Qt::DiagCrossPattern);
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// Chat
ChatBackground = getColor(0, 0.1, 1);
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ChatBackgroundHighlighted = blendColors(TabSelectedBackground, ChatBackground, 0.8);
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ChatHeaderBackground = getColor(0, 0.1, 0.9);
ChatHeaderBorder = getColor(0, 0.1, 0.85);
ChatInputBackground = getColor(0, 0.1, 0.95);
ChatInputBorder = getColor(0, 0.1, 0.9);
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ChatSeperator = lightTheme ? QColor(127, 127, 127) : QColor(80, 80, 80);
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// Scrollbar
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ScrollbarBG = ChatBackground;
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ScrollbarThumb = getColor(0, 0.1, 0.85);
ScrollbarThumbSelected = getColor(0, 0.1, 0.7);
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ScrollbarArrow = getColor(0, 0.1, 0.9);
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// stylesheet
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InputStyleSheet = "background:" + ChatInputBackground.name() + ";" +
"border:" + TabSelectedBackground.name() + ";" + "color:" + Text.name() +
";" + "selection-background-color:" + TabSelectedBackground.name();
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this->updated();
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}
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QColor ColorScheme::blendColors(const QColor &color1, const QColor &color2, qreal ratio)
{
int r = color1.red() * (1 - ratio) + color2.red() * ratio;
int g = color1.green() * (1 - ratio) + color2.green() * ratio;
int b = color1.blue() * (1 - ratio) + color2.blue() * ratio;
return QColor(r, g, b, 255);
}
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void ColorScheme::normalizeColor(QColor &color)
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{
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if (this->lightTheme) {
if (color.lightnessF() > 0.5f) {
color.setHslF(color.hueF(), color.saturationF(), 0.5f);
}
if (color.lightnessF() > 0.4f && color.hueF() > 0.1 && color.hueF() < 0.33333) {
color.setHslF(color.hueF(), color.saturationF(),
color.lightnessF() -
sin((color.hueF() - 0.1) / (0.3333 - 0.1) * 3.14159) *
color.saturationF() * 0.2);
}
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} else {
if (color.lightnessF() < 0.5f) {
color.setHslF(color.hueF(), color.saturationF(), 0.5f);
}
if (color.lightnessF() < 0.6f && color.hueF() > 0.54444 && color.hueF() < 0.83333) {
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color.setHslF(color.hueF(), color.saturationF(),
color.lightnessF() +
sin((color.hueF() - 0.54444) / (0.8333 - 0.54444) * 3.14159) *
color.saturationF() * 0.4);
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}
}
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}
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} // namespace chatterino