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Code Issues Releases Wiki Activity

Use QImage bubbles background for some Media parts.

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This commit is contained in:
John Preston
2021-08-20 13:12:07 +03:00
parent f4fdadd3b0
commit 784d57a2bc
36 changed files with 334 additions and 205 deletions
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104
Telegram/SourceFiles/ui/chat/message_bubble.cpp
View File

@@ -93,10 +93,11 @@ void PaintPatternBubble(Painter &p, const SimpleBubble &args) {
const auto fill = rect.intersected(args.patternViewport);
if (!fill.isEmpty()) {
p.setClipRect(fill);
// #TODO bubbles optimizes
const auto to = args.patternViewport;
const auto from = QRect(QPoint(), pattern->pixmap.size());
p.drawPixmap(to, pattern->pixmap, from);
PaintPatternBubblePart(
p,
args.patternViewport,
pattern->pixmap,
fill);
p.setClipping(false);
}
};
@@ -112,26 +113,13 @@ void PaintPatternBubble(Painter &p, const SimpleBubble &args) {
int y,
const QImage &mask,
QImage &cache) {
Expects(mask.bytesPerLine() == mask.width() * 4);
Expects(mask.format() == QImage::Format_ARGB32_Premultiplied);
if (cache.size() != mask.size()) {
cache = QImage(
mask.size(),
QImage::Format_ARGB32_Premultiplied);
}
cache.setDevicePixelRatio(mask.devicePixelRatio());
Assert(cache.bytesPerLine() == cache.width() * 4);
memcpy(cache.bits(), mask.constBits(), mask.sizeInBytes());
auto q = QPainter(&cache);
q.setCompositionMode(QPainter::CompositionMode_SourceIn);
const auto to = args.patternViewport.translated(-x, -y);
const auto from = QRect(QPoint(), pattern->pixmap.size());
q.drawPixmap(to, pattern->pixmap, from);
q.end();
p.drawImage(x, y, cache);
PaintPatternBubblePart(
p,
args.patternViewport,
pattern->pixmap,
QRect(QPoint(x, y), mask.size() / int(mask.devicePixelRatio())),
mask,
cache);
};
const auto fillCorner = [&](int x, int y, int index) {
fillPattern(
@@ -365,4 +353,72 @@ void PaintBubble(Painter &p, const ComplexBubble &args) {
}
}
void PaintPatternBubblePart(
QPainter &p,
const QRect &viewport,
const QPixmap &pixmap,
const QRect &target) {
// #TODO bubbles optimizes
const auto to = viewport;
const auto from = QRect(QPoint(), pixmap.size());
p.drawPixmap(to, pixmap, from);
}
void PaintPatternBubblePart(
QPainter &p,
const QRect &viewport,
const QPixmap &pixmap,
const QRect &target,
const QImage &mask,
QImage &cache) {
Expects(mask.bytesPerLine() == mask.width() * 4);
Expects(mask.format() == QImage::Format_ARGB32_Premultiplied);
if (cache.size() != mask.size()) {
cache = QImage(
mask.size(),
QImage::Format_ARGB32_Premultiplied);
}
cache.setDevicePixelRatio(mask.devicePixelRatio());
Assert(cache.bytesPerLine() == cache.width() * 4);
memcpy(cache.bits(), mask.constBits(), mask.sizeInBytes());
auto q = QPainter(&cache);
q.setCompositionMode(QPainter::CompositionMode_SourceIn);
PaintPatternBubblePart(
q,
viewport.translated(-target.topLeft()),
pixmap,
QRect(QPoint(), cache.size() / int(cache.devicePixelRatio())));
q.end();
p.drawImage(target, cache);
}
void PaintPatternBubblePart(
QPainter &p,
const QRect &viewport,
const QPixmap &pixmap,
const QRect &target,
Fn<void(Painter&)> paintContent,
QImage &cache) {
Expects(paintContent != nullptr);
if (cache.size() != target.size() * style::DevicePixelRatio()) {
cache = QImage(
target.size() * style::DevicePixelRatio(),
QImage::Format_ARGB32_Premultiplied);
cache.setDevicePixelRatio(style::DevicePixelRatio());
}
cache.fill(Qt::transparent);
auto q = Painter(&cache);
q.translate(-target.topLeft());
paintContent(q);
q.setCompositionMode(QPainter::CompositionMode_SourceIn);
PaintPatternBubblePart(q, viewport, pixmap, target);
q.end();
p.drawImage(target, cache);
}
} // namespace Ui

22
Telegram/SourceFiles/ui/chat/message_bubble.h
View File

@@ -49,4 +49,26 @@ struct ComplexBubble {
void PaintBubble(Painter &p, const SimpleBubble &args);
void PaintBubble(Painter &p, const ComplexBubble &args);
void PaintPatternBubblePart(
QPainter &p,
const QRect &viewport,
const QPixmap &pixmap,
const QRect &target);
void PaintPatternBubblePart(
QPainter &p,
const QRect &viewport,
const QPixmap &pixmap,
const QRect &target,
const QImage &mask,
QImage &cache);
void PaintPatternBubblePart(
QPainter &p,
const QRect &viewport,
const QPixmap &pixmap,
const QRect &target,
Fn<void(Painter&)> paintContent,
QImage &cache);
} // namespace Ui