kepka/Telegram/SourceFiles/ui/effects/round_checkbox.h

109 lines
2.9 KiB
C++

//
// This file is part of Kepka,
// an unofficial desktop version of Telegram messaging app,
// see https://github.com/procxx/kepka
//
// Kepka is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// It is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// In addition, as a special exception, the copyright holders give permission
// to link the code of portions of this program with the OpenSSL library.
//
// Full license: https://github.com/procxx/kepka/blob/master/LICENSE
// Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
// Copyright (c) 2017- Kepka Contributors, https://github.com/procxx
//
#pragma once
#include "styles/style_widgets.h"
#include "ui/animation.h"
#include <QPixmap>
class Painter;
namespace Ui {
class RoundCheckbox {
public:
RoundCheckbox(const style::RoundCheckbox &st, Fn<void()> updateCallback);
void paint(Painter &p, TimeMs ms, int x, int y, int outerWidth, double masterScale = 1.);
void setDisplayInactive(bool displayInactive);
bool checked() const {
return _checked;
}
enum class SetStyle {
Animated,
Fast,
};
void setChecked(bool newChecked, SetStyle speed = SetStyle::Animated);
void invalidateCache();
private:
struct Icon {
Animation fadeIn;
Animation fadeOut;
QPixmap wideCheckCache;
};
void removeFadeOutedIcons();
void prepareWideCheckIconCache(Icon *icon);
void prepareInactiveCache();
QRect cacheDestRect(int x, int y, double scale) const;
const style::RoundCheckbox &_st;
Fn<void()> _updateCallback;
bool _checked = false;
std::vector<Icon> _icons;
bool _displayInactive = false;
QPixmap _inactiveCacheBg, _inactiveCacheFg;
// Those pixmaps are shared among all checkboxes that have the same style.
QPixmap _wideCheckBgCache, _wideCheckFullCache;
};
class RoundImageCheckbox {
public:
using PaintRoundImage = Fn<void(Painter &p, int x, int y, int outerWidth, int size)>;
RoundImageCheckbox(const style::RoundImageCheckbox &st, Fn<void()> updateCallback,
PaintRoundImage &&paintRoundImage);
void paint(Painter &p, TimeMs ms, int x, int y, int outerWidth);
double checkedAnimationRatio() const;
bool checked() const {
return _check.checked();
}
using SetStyle = RoundCheckbox::SetStyle;
void setChecked(bool newChecked, SetStyle speed = SetStyle::Animated);
void invalidateCache() {
_check.invalidateCache();
}
private:
void prepareWideCache();
const style::RoundImageCheckbox &_st;
Fn<void()> _updateCallback;
PaintRoundImage _paintRoundImage;
QPixmap _wideCache;
Animation _selection;
RoundCheckbox _check;
};
} // namespace Ui