tdesktop/Telegram/SourceFiles/ui/chat/chat_style.cpp

869 lines
23 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#include "ui/chat/chat_style.h"
#include "ui/chat/chat_theme.h"
#include "ui/image/image_prepare.h" // ImageRoundRadius
#include "ui/color_contrast.h"
#include "ui/painter.h"
#include "ui/ui_utility.h"
#include "styles/style_chat.h"
#include "styles/style_dialogs.h"
#include "styles/style_widgets.h"
namespace Ui {
namespace {
void EnsureCorners(
CornersPixmaps &corners,
int radius,
const style::color &color,
const style::color *shadow = nullptr) {
if (corners.p[0].isNull()) {
corners = Ui::PrepareCornerPixmaps(radius, color, shadow);
}
}
void EnsureBlockquoteCache(
std::unique_ptr<Text::QuotePaintCache> &cache,
const style::color &color) {
if (cache) {
return;
}
cache = std::make_unique<Text::QuotePaintCache>();
cache->bg = color->c;
cache->bg.setAlphaF(0.12);
cache->outline = color->c;
cache->outline.setAlphaF(0.9);
cache->icon = cache->outline;
}
void EnsurePreCache(
std::unique_ptr<Text::QuotePaintCache> &cache,
const style::color &color,
Fn<std::optional<QColor>()> bgOverride) {
if (cache) {
return;
}
cache = std::make_unique<Text::QuotePaintCache>();
const auto bg = bgOverride();
cache->bg = bg.value_or(color->c);
if (!bg) {
cache->bg.setAlphaF(0.12);
}
cache->outline = color->c;
cache->outline.setAlphaF(0.9);
cache->header = color->c;
cache->header.setAlphaF(0.25);
cache->icon = cache->outline;
cache->icon.setAlphaF(0.6);
}
} // namespace
not_null<const MessageStyle*> ChatPaintContext::messageStyle() const {
return &st->messageStyle(outbg, selected());
}
not_null<const MessageImageStyle*> ChatPaintContext::imageStyle() const {
return &st->imageStyle(selected());
}
int HistoryServiceMsgRadius() {
static const auto result = [] {
const auto minMessageHeight = st::msgServicePadding.top()
+ st::msgServiceFont->height
+ st::msgServicePadding.bottom();
return minMessageHeight / 2;
}();
return result;
}
int HistoryServiceMsgInvertedRadius() {
static const auto result = [] {
const auto minRowHeight = st::msgServiceFont->height;
return minRowHeight - HistoryServiceMsgRadius();
}();
return result;
}
int HistoryServiceMsgInvertedShrink() {
static const auto result = [] {
return (HistoryServiceMsgInvertedRadius() * 2) / 3;
}();
return result;
}
ChatStyle::ChatStyle() {
finalize();
make(_historyPsaForwardPalette, st::historyPsaForwardPalette);
make(_imgReplyTextPalette, st::imgReplyTextPalette);
make(_serviceTextPalette, st::serviceTextPalette);
make(_historyRepliesInvertedIcon, st::historyRepliesInvertedIcon);
make(_historyViewsInvertedIcon, st::historyViewsInvertedIcon);
make(_historyViewsSendingIcon, st::historyViewsSendingIcon);
make(
_historyViewsSendingInvertedIcon,
st::historyViewsSendingInvertedIcon);
make(_historyPinInvertedIcon, st::historyPinInvertedIcon);
make(_historySendingIcon, st::historySendingIcon);
make(_historySendingInvertedIcon, st::historySendingInvertedIcon);
make(_historySentInvertedIcon, st::historySentInvertedIcon);
make(_historyReceivedInvertedIcon, st::historyReceivedInvertedIcon);
make(_msgBotKbUrlIcon, st::msgBotKbUrlIcon);
make(_msgBotKbPaymentIcon, st::msgBotKbPaymentIcon);
make(_msgBotKbSwitchPmIcon, st::msgBotKbSwitchPmIcon);
make(_msgBotKbWebviewIcon, st::msgBotKbWebviewIcon);
make(_historyFastCommentsIcon, st::historyFastCommentsIcon);
make(_historyFastShareIcon, st::historyFastShareIcon);
make(_historyFastTranscribeIcon, st::historyFastTranscribeIcon);
make(_historyGoToOriginalIcon, st::historyGoToOriginalIcon);
make(_historyMapPoint, st::historyMapPoint);
make(_historyMapPointInner, st::historyMapPointInner);
make(_youtubeIcon, st::youtubeIcon);
make(_videoIcon, st::videoIcon);
make(_historyPollChoiceRight, st::historyPollChoiceRight);
make(_historyPollChoiceWrong, st::historyPollChoiceWrong);
make(
&MessageStyle::msgBg,
st::msgInBg,
st::msgInBgSelected,
st::msgOutBg,
st::msgOutBgSelected);
make(
&MessageStyle::msgShadow,
st::msgInShadow,
st::msgInShadowSelected,
st::msgOutShadow,
st::msgOutShadowSelected);
make(
&MessageStyle::msgServiceFg,
st::msgInServiceFg,
st::msgInServiceFgSelected,
st::msgOutServiceFg,
st::msgOutServiceFgSelected);
make(
&MessageStyle::msgDateFg,
st::msgInDateFg,
st::msgInDateFgSelected,
st::msgOutDateFg,
st::msgOutDateFgSelected);
make(
&MessageStyle::msgFileThumbLinkFg,
st::msgFileThumbLinkInFg,
st::msgFileThumbLinkInFgSelected,
st::msgFileThumbLinkOutFg,
st::msgFileThumbLinkOutFgSelected);
make(
&MessageStyle::msgFileBg,
st::msgFileInBg,
st::msgFileInBgSelected,
st::msgFileOutBg,
st::msgFileOutBgSelected);
make(
&MessageStyle::msgReplyBarColor,
st::msgInReplyBarColor,
st::msgInReplyBarSelColor,
st::msgOutReplyBarColor,
st::msgOutReplyBarSelColor);
make(
&MessageStyle::msgWaveformActive,
st::msgWaveformInActive,
st::msgWaveformInActiveSelected,
st::msgWaveformOutActive,
st::msgWaveformOutActiveSelected);
make(
&MessageStyle::msgWaveformInactive,
st::msgWaveformInInactive,
st::msgWaveformInInactiveSelected,
st::msgWaveformOutInactive,
st::msgWaveformOutInactiveSelected);
make(
&MessageStyle::historyTextFg,
st::historyTextInFg,
st::historyTextInFgSelected,
st::historyTextOutFg,
st::historyTextOutFgSelected);
make(
&MessageStyle::historyFileNameFg,
st::historyFileNameInFg,
st::historyFileNameInFgSelected,
st::historyFileNameOutFg,
st::historyFileNameOutFgSelected);
make(
&MessageStyle::historyFileRadialFg,
st::historyFileInRadialFg,
st::historyFileInRadialFgSelected,
st::historyFileOutRadialFg,
st::historyFileOutRadialFgSelected);
make(
&MessageStyle::mediaFg,
st::mediaInFg,
st::mediaInFgSelected,
st::mediaOutFg,
st::mediaOutFgSelected);
make(
&MessageStyle::textPalette,
st::inTextPalette,
st::inTextPaletteSelected,
st::outTextPalette,
st::outTextPaletteSelected);
make(
&MessageStyle::semiboldPalette,
st::inSemiboldPalette,
st::inTextPaletteSelected,
st::outSemiboldPalette,
st::outTextPaletteSelected);
make(
&MessageStyle::fwdTextPalette,
st::inFwdTextPalette,
st::inFwdTextPaletteSelected,
st::outFwdTextPalette,
st::outFwdTextPaletteSelected);
make(
&MessageStyle::replyTextPalette,
st::inReplyTextPalette,
st::inReplyTextPaletteSelected,
st::outReplyTextPalette,
st::outReplyTextPaletteSelected);
make(
&MessageStyle::tailLeft,
st::historyBubbleTailInLeft,
st::historyBubbleTailInLeftSelected,
st::historyBubbleTailOutLeft,
st::historyBubbleTailOutLeftSelected);
make(
&MessageStyle::tailRight,
st::historyBubbleTailInRight,
st::historyBubbleTailInRightSelected,
st::historyBubbleTailOutRight,
st::historyBubbleTailOutRightSelected);
make(
&MessageStyle::historyRepliesIcon,
st::historyRepliesInIcon,
st::historyRepliesInSelectedIcon,
st::historyRepliesOutIcon,
st::historyRepliesOutSelectedIcon);
make(
&MessageStyle::historyViewsIcon,
st::historyViewsInIcon,
st::historyViewsInSelectedIcon,
st::historyViewsOutIcon,
st::historyViewsOutSelectedIcon);
make(
&MessageStyle::historyPinIcon,
st::historyPinInIcon,
st::historyPinInSelectedIcon,
st::historyPinOutIcon,
st::historyPinOutSelectedIcon);
make(
&MessageStyle::historySentIcon,
st::historySentIcon,
st::historySentSelectedIcon,
st::historySentIcon,
st::historySentSelectedIcon);
make(
&MessageStyle::historyReceivedIcon,
st::historyReceivedIcon,
st::historyReceivedSelectedIcon,
st::historyReceivedIcon,
st::historyReceivedSelectedIcon);
make(
&MessageStyle::historyPsaIcon,
st::historyPsaIconIn,
st::historyPsaIconInSelected,
st::historyPsaIconOut,
st::historyPsaIconOutSelected);
make(
&MessageStyle::historyCommentsOpen,
st::historyCommentsOpenIn,
st::historyCommentsOpenInSelected,
st::historyCommentsOpenOut,
st::historyCommentsOpenOutSelected);
make(
&MessageStyle::historyComments,
st::historyCommentsIn,
st::historyCommentsInSelected,
st::historyCommentsOut,
st::historyCommentsOutSelected);
make(
&MessageStyle::historyCallArrow,
st::historyCallArrowIn,
st::historyCallArrowInSelected,
st::historyCallArrowOut,
st::historyCallArrowOutSelected);
make(
&MessageStyle::historyCallArrowMissed,
st::historyCallArrowMissedIn,
st::historyCallArrowMissedInSelected,
st::historyCallArrowMissedIn,
st::historyCallArrowMissedInSelected);
make(
&MessageStyle::historyCallIcon,
st::historyCallInIcon,
st::historyCallInIconSelected,
st::historyCallOutIcon,
st::historyCallOutIconSelected);
make(
&MessageStyle::historyCallCameraIcon,
st::historyCallCameraInIcon,
st::historyCallCameraInIconSelected,
st::historyCallCameraOutIcon,
st::historyCallCameraOutIconSelected);
make(
&MessageStyle::historyFilePlay,
st::historyFileInPlay,
st::historyFileInPlaySelected,
st::historyFileOutPlay,
st::historyFileOutPlaySelected);
make(
&MessageStyle::historyFileWaiting,
st::historyFileInWaiting,
st::historyFileInWaitingSelected,
st::historyFileOutWaiting,
st::historyFileOutWaitingSelected);
make(
&MessageStyle::historyFileDownload,
st::historyFileInDownload,
st::historyFileInDownloadSelected,
st::historyFileOutDownload,
st::historyFileOutDownloadSelected);
make(
&MessageStyle::historyFileCancel,
st::historyFileInCancel,
st::historyFileInCancelSelected,
st::historyFileOutCancel,
st::historyFileOutCancelSelected);
make(
&MessageStyle::historyFilePause,
st::historyFileInPause,
st::historyFileInPauseSelected,
st::historyFileOutPause,
st::historyFileOutPauseSelected);
make(
&MessageStyle::historyFileImage,
st::historyFileInImage,
st::historyFileInImageSelected,
st::historyFileOutImage,
st::historyFileOutImageSelected);
make(
&MessageStyle::historyFileDocument,
st::historyFileInDocument,
st::historyFileInDocumentSelected,
st::historyFileOutDocument,
st::historyFileOutDocumentSelected);
make(
&MessageStyle::historyAudioDownload,
st::historyAudioInDownload,
st::historyAudioInDownloadSelected,
st::historyAudioOutDownload,
st::historyAudioOutDownloadSelected);
make(
&MessageStyle::historyAudioCancel,
st::historyAudioInCancel,
st::historyAudioInCancelSelected,
st::historyAudioOutCancel,
st::historyAudioOutCancelSelected);
make(
&MessageStyle::historyQuizTimer,
st::historyQuizTimerIn,
st::historyQuizTimerInSelected,
st::historyQuizTimerOut,
st::historyQuizTimerOutSelected);
make(
&MessageStyle::historyQuizExplain,
st::historyQuizExplainIn,
st::historyQuizExplainInSelected,
st::historyQuizExplainOut,
st::historyQuizExplainOutSelected);
make(
&MessageStyle::historyPollChosen,
st::historyPollInChosen,
st::historyPollInChosenSelected,
st::historyPollOutChosen,
st::historyPollOutChosenSelected);
make(
&MessageStyle::historyPollChoiceRight,
st::historyPollInChoiceRight,
st::historyPollInChoiceRightSelected,
st::historyPollOutChoiceRight,
st::historyPollOutChoiceRightSelected);
make(
&MessageStyle::historyTranscribeIcon,
st::historyTranscribeInIcon,
st::historyTranscribeInIconSelected,
st::historyTranscribeOutIcon,
st::historyTranscribeOutIconSelected);
make(
&MessageStyle::historyTranscribeHide,
st::historyTranscribeInHide,
st::historyTranscribeInHideSelected,
st::historyTranscribeOutHide,
st::historyTranscribeOutHideSelected);
make(
&MessageImageStyle::msgDateImgBg,
st::msgDateImgBg,
st::msgDateImgBgSelected);
make(
&MessageImageStyle::msgServiceBg,
st::msgServiceBg,
st::msgServiceBgSelected);
make(
&MessageImageStyle::msgShadow,
st::msgInShadow,
st::msgInShadowSelected);
make(
&MessageImageStyle::historyFileThumbRadialFg,
st::historyFileThumbRadialFg,
st::historyFileThumbRadialFgSelected);
make(
&MessageImageStyle::historyFileThumbPlay,
st::historyFileThumbPlay,
st::historyFileThumbPlaySelected);
make(
&MessageImageStyle::historyFileThumbWaiting,
st::historyFileThumbWaiting,
st::historyFileThumbWaitingSelected);
make(
&MessageImageStyle::historyFileThumbDownload,
st::historyFileThumbDownload,
st::historyFileThumbDownloadSelected);
make(
&MessageImageStyle::historyFileThumbCancel,
st::historyFileThumbCancel,
st::historyFileThumbCancelSelected);
make(
&MessageImageStyle::historyFileThumbPause,
st::historyFileThumbPause,
st::historyFileThumbPauseSelected);
make(
&MessageImageStyle::historyVideoDownload,
st::historyVideoDownload,
st::historyVideoDownloadSelected);
make(
&MessageImageStyle::historyVideoCancel,
st::historyVideoCancel,
st::historyVideoCancelSelected);
make(
&MessageImageStyle::historyVideoMessageMute,
st::historyVideoMessageMute,
st::historyVideoMessageMuteSelected);
}
ChatStyle::ChatStyle(not_null<const style::palette*> isolated)
: ChatStyle() {
assignPalette(isolated);
}
void ChatStyle::apply(not_null<ChatTheme*> theme) {
applyCustomPalette(theme->palette());
}
void ChatStyle::applyCustomPalette(const style::palette *palette) {
assignPalette(palette ? palette : style::main_palette::get().get());
if (palette) {
_defaultPaletteChangeLifetime.destroy();
} else {
style::PaletteChanged(
) | rpl::start_with_next([=] {
assignPalette(style::main_palette::get());
}, _defaultPaletteChangeLifetime);
}
}
void ChatStyle::applyAdjustedServiceBg(QColor serviceBg) {
auto r = 0, g = 0, b = 0, a = 0;
serviceBg.getRgb(&r, &g, &b, &a);
msgServiceBg().set(uchar(r), uchar(g), uchar(b), uchar(a));
}
std::span<Ui::Text::SpecialColor> ChatStyle::highlightColors() const {
if (_highlightColors.empty()) {
const auto push = [&](const style::color &color) {
_highlightColors.push_back({ &color->p, &color->p });
};
// comment, block-comment, prolog, doctype, cdata
push(statisticsChartLineLightblue());
// punctuation
push(statisticsChartLineRed());
// property, tag, boolean, number,
// constant, symbol, deleted
push(statisticsChartLineRed());
// selector, attr-name, string, char, builtin, inserted
push(statisticsChartLineOrange());
// operator, entity, url
push(statisticsChartLineRed());
// atrule, attr-value, keyword, function
push(statisticsChartLineBlue());
// class-name
push(statisticsChartLinePurple());
//push(statisticsChartLineLightgreen());
//push(statisticsChartLineGreen());
//push(statisticsChartLineGolden());
}
return _highlightColors;
}
void ChatStyle::assignPalette(not_null<const style::palette*> palette) {
*static_cast<style::palette*>(this) = *palette;
style::internal::resetIcons();
for (auto &style : _messageStyles) {
style.msgBgCornersSmall = {};
style.msgBgCornersLarge = {};
style.blockquoteCache = nullptr;
style.preCache = nullptr;
}
for (auto &style : _imageStyles) {
style.msgDateImgBgCorners = {};
style.msgServiceBgCornersSmall = {};
style.msgServiceBgCornersLarge = {};
style.msgShadowCornersSmall = {};
style.msgShadowCornersLarge = {};
}
_serviceBgCornersNormal = {};
_serviceBgCornersInverted = {};
_msgBotKbOverBgAddCornersSmall = {};
_msgBotKbOverBgAddCornersLarge = {};
for (auto &corners : _msgSelectOverlayCorners) {
corners = {};
}
for (auto &stm : _messageStyles) {
stm.textPalette.linkAlwaysActive
= stm.semiboldPalette.linkAlwaysActive
= (stm.textPalette.linkFg->c == stm.historyTextFg->c);
}
_paletteChanged.fire({});
}
const CornersPixmaps &ChatStyle::serviceBgCornersNormal() const {
EnsureCorners(
_serviceBgCornersNormal,
HistoryServiceMsgRadius(),
msgServiceBg());
return _serviceBgCornersNormal;
}
const CornersPixmaps &ChatStyle::serviceBgCornersInverted() const {
if (_serviceBgCornersInverted.p[0].isNull()) {
_serviceBgCornersInverted = Ui::PrepareInvertedCornerPixmaps(
HistoryServiceMsgInvertedRadius(),
msgServiceBg());
}
return _serviceBgCornersInverted;
}
const MessageStyle &ChatStyle::messageStyle(bool outbg, bool selected) const {
auto &result = messageStyleRaw(outbg, selected);
EnsureCorners(
result.msgBgCornersSmall,
BubbleRadiusSmall(),
result.msgBg,
&result.msgShadow);
EnsureCorners(
result.msgBgCornersLarge,
BubbleRadiusLarge(),
result.msgBg,
&result.msgShadow);
EnsureBlockquoteCache(
result.blockquoteCache,
result.msgReplyBarColor);
const auto preBgOverride = [&] {
const auto withBg = [&](const QColor &color) {
return Ui::CountContrast(windowBg()->c, color);
};
const auto dark = (withBg({ 0, 0, 0 }) < withBg({ 255, 255, 255 }));
return dark ? QColor(0, 0, 0, 192) : std::optional<QColor>();
};
EnsurePreCache(
result.preCache,
(selected
? result.textPalette.selectMonoFg
: result.textPalette.monoFg),
preBgOverride);
return result;
}
const MessageImageStyle &ChatStyle::imageStyle(bool selected) const {
auto &result = imageStyleRaw(selected);
EnsureCorners(
result.msgDateImgBgCorners,
(st::msgDateImgPadding.y() * 2 + st::normalFont->height) / 2,
result.msgDateImgBg);
EnsureCorners(
result.msgServiceBgCornersSmall,
BubbleRadiusSmall(),
result.msgServiceBg);
EnsureCorners(
result.msgServiceBgCornersLarge,
BubbleRadiusLarge(),
result.msgServiceBg);
EnsureCorners(
result.msgShadowCornersSmall,
BubbleRadiusSmall(),
result.msgShadow);
EnsureCorners(
result.msgShadowCornersLarge,
BubbleRadiusLarge(),
result.msgShadow);
return result;
}
const CornersPixmaps &ChatStyle::msgBotKbOverBgAddCornersSmall() const {
EnsureCorners(
_msgBotKbOverBgAddCornersSmall,
BubbleRadiusSmall(),
msgBotKbOverBgAdd());
return _msgBotKbOverBgAddCornersSmall;
}
const CornersPixmaps &ChatStyle::msgBotKbOverBgAddCornersLarge() const {
EnsureCorners(
_msgBotKbOverBgAddCornersLarge,
BubbleRadiusLarge(),
msgBotKbOverBgAdd());
return _msgBotKbOverBgAddCornersLarge;
}
const CornersPixmaps &ChatStyle::msgSelectOverlayCorners(
CachedCornerRadius radius) const {
const auto index = static_cast<int>(radius);
Assert(index >= 0 && index < int(CachedCornerRadius::kCount));
EnsureCorners(
_msgSelectOverlayCorners[index],
CachedCornerRadiusValue(radius),
msgSelectOverlay());
return _msgSelectOverlayCorners[index];
}
MessageStyle &ChatStyle::messageStyleRaw(bool outbg, bool selected) const {
return _messageStyles[(outbg ? 2 : 0) + (selected ? 1 : 0)];
}
MessageStyle &ChatStyle::messageIn() {
return messageStyleRaw(false, false);
}
MessageStyle &ChatStyle::messageInSelected() {
return messageStyleRaw(false, true);
}
MessageStyle &ChatStyle::messageOut() {
return messageStyleRaw(true, false);
}
MessageStyle &ChatStyle::messageOutSelected() {
return messageStyleRaw(true, true);
}
MessageImageStyle &ChatStyle::imageStyleRaw(bool selected) const {
return _imageStyles[selected ? 1 : 0];
}
MessageImageStyle &ChatStyle::image() {
return imageStyleRaw(false);
}
MessageImageStyle &ChatStyle::imageSelected() {
return imageStyleRaw(true);
}
void ChatStyle::make(style::color &my, const style::color &original) const {
my = _colors[style::main_palette::indexOfColor(original)];
}
void ChatStyle::make(style::icon &my, const style::icon &original) const {
my = original.withPalette(*this);
}
void ChatStyle::make(
style::TextPalette &my,
const style::TextPalette &original) const {
my.linkAlwaysActive = original.linkAlwaysActive;
make(my.linkFg, original.linkFg);
make(my.monoFg, original.monoFg);
make(my.spoilerFg, original.spoilerFg);
make(my.selectBg, original.selectBg);
make(my.selectFg, original.selectFg);
make(my.selectLinkFg, original.selectLinkFg);
make(my.selectMonoFg, original.selectMonoFg);
make(my.selectSpoilerFg, original.selectSpoilerFg);
make(my.selectOverlay, original.selectOverlay);
}
void ChatStyle::make(
style::TwoIconButton &my,
const style::TwoIconButton &original) const {
my = original;
make(my.iconBelow, original.iconBelow);
make(my.iconAbove, original.iconAbove);
make(my.iconBelowOver, original.iconBelowOver);
make(my.iconAboveOver, original.iconAboveOver);
make(my.ripple.color, original.ripple.color);
}
void ChatStyle::make(
style::ScrollArea &my,
const style::ScrollArea &original) const {
my = original;
make(my.bg, original.bg);
make(my.bgOver, original.bgOver);
make(my.barBg, original.barBg);
make(my.barBgOver, original.barBgOver);
make(my.shColor, original.shColor);
}
template <typename Type>
void ChatStyle::make(
Type MessageStyle::*my,
const Type &originalIn,
const Type &originalInSelected,
const Type &originalOut,
const Type &originalOutSelected) {
make(messageIn().*my, originalIn);
make(messageInSelected().*my, originalInSelected);
make(messageOut().*my, originalOut);
make(messageOutSelected().*my, originalOutSelected);
}
template <typename Type>
void ChatStyle::make(
Type MessageImageStyle::*my,
const Type &original,
const Type &originalSelected) {
make(image().*my, original);
make(imageSelected().*my, originalSelected);
}
void FillComplexOverlayRect(
QPainter &p,
QRect rect,
const style::color &color,
const CornersPixmaps &corners) {
using namespace Images;
const auto pix = corners.p;
const auto fillRect = [&](QRect rect) {
p.fillRect(rect, color);
};
if (pix[kTopLeft].isNull()
&& pix[kTopRight].isNull()
&& pix[kBottomLeft].isNull()
&& pix[kBottomRight].isNull()) {
fillRect(rect);
return;
}
const auto ratio = style::DevicePixelRatio();
const auto fillCorner = [&](int left, int top, int index) {
p.drawPixmap(left, top, pix[index]);
};
const auto cornerSize = [&](int index) {
const auto &p = pix[index];
return p.isNull() ? 0 : p.width() / ratio;
};
const auto verticalSkip = [&](int left, int right) {
return std::max(cornerSize(left), cornerSize(right));
};
const auto top = verticalSkip(kTopLeft, kTopRight);
const auto bottom = verticalSkip(kBottomLeft, kBottomRight);
if (top) {
const auto left = cornerSize(kTopLeft);
const auto right = cornerSize(kTopRight);
if (left) {
fillCorner(rect.left(), rect.top(), kTopLeft);
if (const auto add = top - left) {
fillRect({ rect.left(), rect.top() + left, left, add });
}
}
if (const auto fill = rect.width() - left - right; fill > 0) {
fillRect({ rect.left() + left, rect.top(), fill, top });
}
if (right) {
fillCorner(
rect.left() + rect.width() - right,
rect.top(),
kTopRight);
if (const auto add = top - right) {
fillRect({
rect.left() + rect.width() - right,
rect.top() + right,
right,
add,
});
}
}
}
if (const auto h = rect.height() - top - bottom; h > 0) {
fillRect({ rect.left(), rect.top() + top, rect.width(), h });
}
if (bottom) {
const auto left = cornerSize(kBottomLeft);
const auto right = cornerSize(kBottomRight);
if (left) {
fillCorner(
rect.left(),
rect.top() + rect.height() - left,
kBottomLeft);
if (const auto add = bottom - left) {
fillRect({
rect.left(),
rect.top() + rect.height() - bottom,
left,
add,
});
}
}
if (const auto fill = rect.width() - left - right; fill > 0) {
fillRect({
rect.left() + left,
rect.top() + rect.height() - bottom,
fill,
bottom,
});
}
if (right) {
fillCorner(
rect.left() + rect.width() - right,
rect.top() + rect.height() - right,
kBottomRight);
if (const auto add = bottom - right) {
fillRect({
rect.left() + rect.width() - right,
rect.top() + rect.height() - bottom,
right,
add,
});
}
}
}
}
void FillComplexEllipse(
QPainter &p,
not_null<const ChatStyle*> st,
QRect rect) {
PainterHighQualityEnabler hq(p);
p.setPen(Qt::NoPen);
p.setBrush(st->msgSelectOverlay());
p.drawEllipse(rect);
}
} // namespace Ui