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Added ability to set padding and margins for MediaPreviewWidget.

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This commit is contained in:
23rd
2025-09-09 10:11:50 +03:00
parent 9bbb8ef31c
commit 912974cb80
2 changed files with 36 additions and 8 deletions
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40
Telegram/SourceFiles/window/window_media_preview.cpp
View File

@@ -65,6 +65,9 @@ QRect MediaPreviewWidget::updateArea() const {
const auto adjusted = position
- (premium
? QPoint(size.width() - (size.width() / 2), size.height() / 2)
: QPoint())
+ (!_customPadding.isNull()
? QPoint(0, _customPadding.top())
: QPoint());
return QRect(adjusted, size * (premium ? 2 : 1));
}
@@ -107,7 +110,14 @@ void MediaPreviewWidget::paintEvent(QPaintEvent *e) {
// w = qMax(qRound(w * (st::stickerPreviewMin + ((1. - st::stickerPreviewMin) * shown)) / 2.) * 2 + int(w % 2), 1);
// h = qMax(qRound(h * (st::stickerPreviewMin + ((1. - st::stickerPreviewMin) * shown)) / 2.) * 2 + int(h % 2), 1);
}
p.fillRect(r, st::stickerPreviewBg);
if (_backgroundMargins.isNull()) {
p.fillRect(r, st::stickerPreviewBg);
} else {
p.fillRect(rect() - _backgroundMargins, st::stickerPreviewBg);
}
if (!_customPadding.isNull()) {
p.translate(0, _customPadding.top());
}
const auto position = innerPosition({ w, h });
if (image.isNull()) {
p.drawPixmap(position, pixmap);
@@ -262,6 +272,17 @@ void MediaPreviewWidget::resetGifAndCache() {
_cachedSize = QSize();
}
void MediaPreviewWidget::setCustomPadding(const QMargins &padding) {
_customPadding = padding;
_cachedSize = QSize();
update();
}
void MediaPreviewWidget::setBackgroundMargins(const QMargins &margins) {
_backgroundMargins = margins;
update();
}
QSize MediaPreviewWidget::currentDimensions() const {
if (!_cachedSize.isEmpty()) {
return _cachedSize;
@@ -294,14 +315,17 @@ QSize MediaPreviewWidget::currentDimensions() const {
}
}
result = QSize(qMax(style::ConvertScale(result.width()), 1), qMax(style::ConvertScale(result.height()), 1));
if (result.width() > box.width()) {
result.setHeight(qMax((box.width() * result.height()) / result.width(), 1));
result.setWidth(box.width());
}
if (result.height() > box.height()) {
result.setWidth(qMax((box.height() * result.width()) / result.height(), 1));
result.setHeight(box.height());
if (!_customPadding.isNull()) {
const auto emojiHeight = _emojiList.empty() ? 0 : (_emojiSize * 3);
const auto widgetBox = QSize(
width() - _customPadding.left() - _customPadding.right(),
height() - _customPadding.top() - _customPadding.bottom() - emojiHeight);
result = result.scaled(widgetBox, Qt::KeepAspectRatio);
} else {
result = result.scaled(box, Qt::KeepAspectRatio);
}
if (_photo) {
_cachedSize = result;
}

4
Telegram/SourceFiles/window/window_media_preview.h
View File

@@ -38,6 +38,8 @@ public:
Data::FileOrigin origin,
not_null<PhotoData*> photo);
void hidePreview();
void setCustomPadding(const QMargins &padding = QMargins());
void setBackgroundMargins(const QMargins &margins = QMargins());
~MediaPreviewWidget();
@@ -87,6 +89,8 @@ private:
mutable CacheStatus _cacheStatus = CacheNotLoaded;
mutable QPixmap _cache;
mutable QSize _cachedSize;
QMargins _customPadding;
QMargins _backgroundMargins;
};