217 lines
8.1 KiB
C++
217 lines
8.1 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#include "ui/cached_round_corners.h"
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#include "ui/ui_utility.h"
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#include "ui/image/image_prepare.h"
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#include "styles/style_chat.h"
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#include "styles/style_layers.h"
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#include "styles/style_overview.h"
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#include "styles/style_media_view.h"
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#include "styles/style_chat_helpers.h"
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namespace Ui {
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namespace {
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std::vector<CornersPixmaps> Corners;
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base::flat_map<uint32, CornersPixmaps> CornersMap;
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QImage CornersMaskLarge[4], CornersMaskSmall[4];
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rpl::lifetime PaletteChangedLifetime;
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[[nodiscard]] std::array<QImage, 4> PrepareCorners(int32 radius, const QBrush &brush, const style::color *shadow = nullptr) {
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int32 r = radius * style::DevicePixelRatio(), s = st::msgShadow * style::DevicePixelRatio();
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QImage rect(r * 3, r * 3 + (shadow ? s : 0), QImage::Format_ARGB32_Premultiplied);
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{
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Painter p(&rect);
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PainterHighQualityEnabler hq(p);
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p.setCompositionMode(QPainter::CompositionMode_Source);
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p.fillRect(QRect(0, 0, rect.width(), rect.height()), Qt::transparent);
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p.setCompositionMode(QPainter::CompositionMode_SourceOver);
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p.setPen(Qt::NoPen);
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if (shadow) {
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p.setBrush((*shadow)->b);
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p.drawRoundedRect(0, s, r * 3, r * 3, r, r);
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}
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p.setBrush(brush);
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p.drawRoundedRect(0, 0, r * 3, r * 3, r, r);
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}
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auto result = std::array<QImage, 4>();
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result[0] = rect.copy(0, 0, r, r);
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result[1] = rect.copy(r * 2, 0, r, r);
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result[2] = rect.copy(0, r * 2, r, r + (shadow ? s : 0));
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result[3] = rect.copy(r * 2, r * 2, r, r + (shadow ? s : 0));
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return result;
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}
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void PrepareCorners(CachedRoundCorners index, int32 radius, const QBrush &brush, const style::color *shadow = nullptr) {
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Expects(index < Corners.size());
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auto images = PrepareCorners(radius, brush, shadow);
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for (int i = 0; i < 4; ++i) {
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Corners[index].p[i] = PixmapFromImage(std::move(images[i]));
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Corners[index].p[i].setDevicePixelRatio(style::DevicePixelRatio());
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}
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}
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void CreateMaskCorners() {
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auto mask = PrepareCorners(st::roundRadiusSmall, QColor(255, 255, 255), nullptr);
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for (int i = 0; i < 4; ++i) {
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CornersMaskSmall[i] = mask[i].convertToFormat(QImage::Format_ARGB32_Premultiplied);
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CornersMaskSmall[i].setDevicePixelRatio(style::DevicePixelRatio());
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}
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mask = PrepareCorners(st::historyMessageRadius, QColor(255, 255, 255), nullptr);
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for (int i = 0; i < 4; ++i) {
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CornersMaskLarge[i] = mask[i].convertToFormat(QImage::Format_ARGB32_Premultiplied);
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CornersMaskLarge[i].setDevicePixelRatio(style::DevicePixelRatio());
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}
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}
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void CreatePaletteCorners() {
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PrepareCorners(MenuCorners, st::roundRadiusSmall, st::menuBg);
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PrepareCorners(BoxCorners, st::boxRadius, st::boxBg);
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PrepareCorners(DateCorners, st::dateRadius, st::msgDateImgBg);
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PrepareCorners(OverviewVideoCorners, st::overviewVideoStatusRadius, st::msgDateImgBg);
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PrepareCorners(OverviewVideoSelectedCorners, st::overviewVideoStatusRadius, st::msgDateImgBgSelected);
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PrepareCorners(ForwardCorners, st::historyMessageRadius, st::historyForwardChooseBg);
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PrepareCorners(MediaviewSaveCorners, st::mediaviewControllerRadius, st::mediaviewSaveMsgBg);
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PrepareCorners(StickerHoverCorners, st::roundRadiusSmall, st::emojiPanHover);
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PrepareCorners(BotKeyboardCorners, st::roundRadiusSmall, st::botKbBg);
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PrepareCorners(Doc1Corners, st::roundRadiusSmall, st::msgFile1Bg);
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PrepareCorners(Doc2Corners, st::roundRadiusSmall, st::msgFile2Bg);
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PrepareCorners(Doc3Corners, st::roundRadiusSmall, st::msgFile3Bg);
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PrepareCorners(Doc4Corners, st::roundRadiusSmall, st::msgFile4Bg);
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}
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} // namespace
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void StartCachedCorners() {
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Corners.resize(RoundCornersCount);
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CreateMaskCorners();
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CreatePaletteCorners();
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style::PaletteChanged(
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) | rpl::start_with_next([=] {
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CreatePaletteCorners();
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}, PaletteChangedLifetime);
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}
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void FinishCachedCorners() {
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Corners.clear();
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CornersMap.clear();
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PaletteChangedLifetime.destroy();
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}
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void FillRoundRect(Painter &p, int32 x, int32 y, int32 w, int32 h, style::color bg, const CornersPixmaps &corner, const style::color *shadow, RectParts parts) {
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auto cornerWidth = corner.p[0].width() / style::DevicePixelRatio();
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auto cornerHeight = corner.p[0].height() / style::DevicePixelRatio();
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if (w < 2 * cornerWidth || h < 2 * cornerHeight) return;
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if (w > 2 * cornerWidth) {
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if (parts & RectPart::Top) {
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p.fillRect(x + cornerWidth, y, w - 2 * cornerWidth, cornerHeight, bg);
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}
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if (parts & RectPart::Bottom) {
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p.fillRect(x + cornerWidth, y + h - cornerHeight, w - 2 * cornerWidth, cornerHeight, bg);
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if (shadow) {
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p.fillRect(x + cornerWidth, y + h, w - 2 * cornerWidth, st::msgShadow, *shadow);
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}
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}
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}
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if (h > 2 * cornerHeight) {
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if ((parts & RectPart::NoTopBottom) == RectPart::NoTopBottom) {
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p.fillRect(x, y + cornerHeight, w, h - 2 * cornerHeight, bg);
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} else {
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if (parts & RectPart::Left) {
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p.fillRect(x, y + cornerHeight, cornerWidth, h - 2 * cornerHeight, bg);
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}
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if ((parts & RectPart::Center) && w > 2 * cornerWidth) {
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p.fillRect(x + cornerWidth, y + cornerHeight, w - 2 * cornerWidth, h - 2 * cornerHeight, bg);
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}
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if (parts & RectPart::Right) {
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p.fillRect(x + w - cornerWidth, y + cornerHeight, cornerWidth, h - 2 * cornerHeight, bg);
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}
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}
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}
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if (parts & RectPart::TopLeft) {
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p.drawPixmap(x, y, corner.p[0]);
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}
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if (parts & RectPart::TopRight) {
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p.drawPixmap(x + w - cornerWidth, y, corner.p[1]);
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}
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if (parts & RectPart::BottomLeft) {
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p.drawPixmap(x, y + h - cornerHeight, corner.p[2]);
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}
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if (parts & RectPart::BottomRight) {
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p.drawPixmap(x + w - cornerWidth, y + h - cornerHeight, corner.p[3]);
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}
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}
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void FillRoundRect(Painter &p, int32 x, int32 y, int32 w, int32 h, style::color bg, CachedRoundCorners index, const style::color *shadow, RectParts parts) {
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FillRoundRect(p, x, y, w, h, bg, Corners[index], shadow, parts);
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}
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void FillRoundShadow(Painter &p, int32 x, int32 y, int32 w, int32 h, style::color shadow, CachedRoundCorners index, RectParts parts) {
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FillRoundShadow(p, x, y, w, h, shadow, Corners[index], parts);
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}
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void FillRoundShadow(Painter &p, int32 x, int32 y, int32 w, int32 h, style::color shadow, const CornersPixmaps &corner, RectParts parts) {
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auto cornerWidth = corner.p[0].width() / style::DevicePixelRatio();
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auto cornerHeight = corner.p[0].height() / style::DevicePixelRatio();
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if (parts & RectPart::Bottom) {
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p.fillRect(x + cornerWidth, y + h, w - 2 * cornerWidth, st::msgShadow, shadow);
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}
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if (parts & RectPart::BottomLeft) {
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p.fillRect(x, y + h - cornerHeight, cornerWidth, st::msgShadow, shadow);
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p.drawPixmap(x, y + h - cornerHeight + st::msgShadow, corner.p[2]);
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}
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if (parts & RectPart::BottomRight) {
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p.fillRect(x + w - cornerWidth, y + h - cornerHeight, cornerWidth, st::msgShadow, shadow);
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p.drawPixmap(x + w - cornerWidth, y + h - cornerHeight + st::msgShadow, corner.p[3]);
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}
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}
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CornersPixmaps PrepareCornerPixmaps(int32 radius, style::color bg, const style::color *sh) {
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auto images = PrepareCorners(radius, bg, sh);
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auto result = CornersPixmaps();
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for (int j = 0; j < 4; ++j) {
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result.p[j] = PixmapFromImage(std::move(images[j]));
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result.p[j].setDevicePixelRatio(style::DevicePixelRatio());
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}
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return result;
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}
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CornersPixmaps PrepareCornerPixmaps(ImageRoundRadius radius, style::color bg, const style::color *sh) {
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switch (radius) {
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case ImageRoundRadius::Small:
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return PrepareCornerPixmaps(st::roundRadiusSmall, bg, sh);
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case ImageRoundRadius::Large:
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return PrepareCornerPixmaps(st::historyMessageRadius, bg, sh);
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}
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Unexpected("Image round radius in PrepareCornerPixmaps.");
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}
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void FillRoundRect(Painter &p, int32 x, int32 y, int32 w, int32 h, style::color bg, ImageRoundRadius radius, RectParts parts) {
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if (radius == ImageRoundRadius::None) {
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p.fillRect(x, y, w, h, bg);
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return;
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}
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const auto colorKey = ((uint32(bg->c.alpha()) & 0xFF) << 24)
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| ((uint32(bg->c.red()) & 0xFF) << 16)
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| ((uint32(bg->c.green()) & 0xFF) << 8)
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| ((uint32(bg->c.blue()) & 0xFF));
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auto i = CornersMap.find(colorKey);
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if (i == end(CornersMap)) {
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i = CornersMap.emplace(
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colorKey,
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PrepareCornerPixmaps(radius, bg, nullptr)).first;
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}
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FillRoundRect(p, x, y, w, h, bg, i->second, nullptr, parts);
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}
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} // namespace Ui
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