void RoundImageCheckbox::prepareWideCache() {
if (_wideCache.isNull()) {
auto size = _st.imageRadius * 2;
auto wideSize = size * kWideScale;
QImage cache(wideSize * cIntRetinaFactor(), wideSize * cIntRetinaFactor(), QImage::Format_ARGB32_Premultiplied);
cache.setDevicePixelRatio(cRetinaFactor());
{
Painter p(&cache);
p.setCompositionMode(QPainter::CompositionMode_Source);
p.fillRect(0, 0, wideSize, wideSize, Qt::transparent);
p.setCompositionMode(QPainter::CompositionMode_SourceOver);
_paintRoundImage(p, (wideSize - size) / 2, (wideSize - size) / 2, wideSize, size);
}
_wideCache = App::pixmapFromImageInPlace(std_::move(cache));
}
}
void MultiSelect::Inner::Item::paintOnce(Painter &p, int x, int y, int outerWidth, TimeMs ms) {
if (!_cache.isNull()) {
paintCached(p, x, y, outerWidth);
return;
}
auto radius = _st.height / 2;
auto inner = rtlrect(x + radius, y, _width - radius, _st.height, outerWidth);
auto clipEnabled = p.hasClipping();
auto clip = clipEnabled ? p.clipRegion() : QRegion();
p.setClipRect(inner);
p.setPen(Qt::NoPen);
p.setBrush(_active ? _st.textActiveBg : _st.textBg);
{
PainterHighQualityEnabler hq(p);
p.drawRoundedRect(rtlrect(x, y, _width, _st.height, outerWidth), radius, radius);
}
if (clipEnabled) {
p.setClipRegion(clip);
} else {
p.setClipping(false);
}
auto overOpacity = _overOpacity.current(ms, _over ? 1. : 0.);
if (overOpacity < 1.) {
_paintRoundImage(p, x, y, outerWidth, _st.height);
}
if (overOpacity > 0.) {
paintDeleteButton(p, x, y, outerWidth, overOpacity);
}
auto textLeft = _st.height + _st.padding.left();
auto textWidth = _width - textLeft - _st.padding.right();
p.setPen(_active ? _st.textActiveFg : _st.textFg);
_text.drawLeftElided(p, x + textLeft, y + _st.padding.top(), textWidth, outerWidth);
}
void RoundImageCheckbox::paint(Painter &p, uint64 ms, int x, int y, int outerWidth) {
_selection.step(ms);
for (auto &icon : _icons) {
icon.fadeIn.step(ms);
icon.fadeOut.step(ms);
}
removeFadeOutedIcons();
auto selectionLevel = _selection.current(_checked ? 1. : 0.);
if (_selection.animating()) {
auto userpicRadius = qRound(kWideScale * (_st.imageRadius + (_st.imageSmallRadius - _st.imageRadius) * selectionLevel));
auto userpicShift = kWideScale * _st.imageRadius - userpicRadius;
auto userpicLeft = x - (kWideScale - 1) * _st.imageRadius + userpicShift;
auto userpicTop = y - (kWideScale - 1) * _st.imageRadius + userpicShift;
auto to = QRect(userpicLeft, userpicTop, userpicRadius * 2, userpicRadius * 2);
auto from = QRect(QPoint(0, 0), _wideCache.size());
p.setRenderHint(QPainter::SmoothPixmapTransform, true);
p.drawPixmapLeft(to, outerWidth, _wideCache, from);
p.setRenderHint(QPainter::SmoothPixmapTransform, false);
} else {
if (!_wideCache.isNull()) {
_wideCache = QPixmap();
}
auto userpicRadius = _checked ? _st.imageSmallRadius : _st.imageRadius;
auto userpicShift = _st.imageRadius - userpicRadius;
auto userpicLeft = x + userpicShift;
auto userpicTop = y + userpicShift;
_paintRoundImage(p, userpicLeft, userpicTop, outerWidth, userpicRadius * 2);
}
if (selectionLevel > 0) {
p.setRenderHint(QPainter::HighQualityAntialiasing, true);
p.setOpacity(snap(selectionLevel, 0., 1.));
p.setBrush(Qt::NoBrush);
auto pen = _st.selectFg->p;
pen.setWidth(_st.selectWidth);
p.setPen(pen);
p.drawEllipse(rtlrect(x, y, _st.imageRadius * 2, _st.imageRadius * 2, outerWidth));
p.setOpacity(1.);
p.setRenderHint(QPainter::HighQualityAntialiasing, false);
}
p.setRenderHint(QPainter::SmoothPixmapTransform, true);
for (auto &icon : _icons) {
auto fadeIn = icon.fadeIn.current(1.);
auto fadeOut = icon.fadeOut.current(1.);
auto iconRadius = qRound(kWideScale * (_st.checkSmallRadius + fadeOut * (_st.checkRadius - _st.checkSmallRadius)));
auto iconShift = kWideScale * _st.checkRadius - iconRadius;
auto iconLeft = x + 2 * _st.imageRadius + _st.selectWidth - 2 * _st.checkRadius - (kWideScale - 1) * _st.checkRadius + iconShift;
auto iconTop = y + 2 * _st.imageRadius + _st.selectWidth - 2 * _st.checkRadius - (kWideScale - 1) * _st.checkRadius + iconShift;
auto to = QRect(iconLeft, iconTop, iconRadius * 2, iconRadius * 2);
auto from = QRect(QPoint(0, 0), _wideCheckFullCache.size());
auto opacity = fadeIn * fadeOut;
p.setOpacity(opacity);
if (fadeOut < 1.) {
p.drawPixmapLeft(to, outerWidth, icon.wideCheckCache, from);
} else {
auto divider = qRound((kWideScale - 2) * _st.checkRadius + fadeIn * 3 * _st.checkRadius);
p.drawPixmapLeft(QRect(iconLeft, iconTop, divider, iconRadius * 2), outerWidth, _wideCheckFullCache, QRect(0, 0, divider * cIntRetinaFactor(), _wideCheckFullCache.height()));
p.drawPixmapLeft(QRect(iconLeft + divider, iconTop, iconRadius * 2 - divider, iconRadius * 2), outerWidth, _wideCheckBgCache, QRect(divider * cIntRetinaFactor(), 0, _wideCheckBgCache.width() - divider * cIntRetinaFactor(), _wideCheckBgCache.height()));
}
}
p.setRenderHint(QPainter::SmoothPixmapTransform, false);
p.setOpacity(1.);
}