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

103 lines
2.8 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop version of Telegram messaging app, see https://telegram.org
Telegram Desktop 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/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
*/
#pragma once
#include "styles/style_widgets.h"
namespace Ui {
class RoundCheckbox {
public:
RoundCheckbox(const style::RoundCheckbox &st, const base::lambda_copy<void()> &updateCallback);
void paint(Painter &p, TimeMs ms, int x, int y, int outerWidth, float64 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, float64 scale) const;
const style::RoundCheckbox &_st;
base::lambda_copy<void()> _updateCallback;
bool _checked = false;
std_::vector_of_moveable<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 = base::lambda<void(Painter &p, int x, int y, int outerWidth, int size)>;
RoundImageCheckbox(const style::RoundImageCheckbox &st, const base::lambda_copy<void()> &updateCallback, PaintRoundImage &&paintRoundImage);
void paint(Painter &p, TimeMs ms, int x, int y, int outerWidth);
float64 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;
base::lambda_copy<void()> _updateCallback;
PaintRoundImage _paintRoundImage;
QPixmap _wideCache;
Animation _selection;
RoundCheckbox _check;
};
} // namespace Ui