318 lines
10 KiB
C++
318 lines
10 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 "history/view/media/history_view_media_unwrapped.h"
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#include "history/view/media/history_view_media_common.h"
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#include "history/view/history_view_element.h"
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#include "history/view/history_view_cursor_state.h"
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#include "history/history_item.h"
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#include "history/history_item_components.h"
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#include "layout.h"
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#include "styles/style_history.h"
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namespace HistoryView {
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UnwrappedMedia::Content::~Content() = default;
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UnwrappedMedia::UnwrappedMedia(
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not_null<Element*> parent,
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std::unique_ptr<Content> content)
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: Media(parent)
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, _content(std::move(content)) {
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}
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QSize UnwrappedMedia::countOptimalSize() {
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_content->refreshLink();
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_contentSize = NonEmptySize(DownscaledSize(
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_content->size(),
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{ st::maxStickerSize, st::maxStickerSize }));
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auto maxWidth = _contentSize.width();
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const auto minimal = st::largeEmojiSize + 2 * st::largeEmojiOutline;
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auto minHeight = std::max(_contentSize.height(), minimal);
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if (_parent->media() == this) {
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const auto item = _parent->data();
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const auto via = item->Get<HistoryMessageVia>();
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const auto reply = item->Get<HistoryMessageReply>();
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maxWidth += additionalWidth(via, reply);
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if (const auto surrounding = surroundingHeight(via, reply)) {
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const auto infoHeight = st::msgDateImgPadding.y() * 2
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+ st::msgDateFont->height;
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const auto minimal = surrounding
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+ st::msgDateImgDelta
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+ infoHeight;
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minHeight = std::max(minHeight, minimal);
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}
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}
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return { maxWidth, minHeight };
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}
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QSize UnwrappedMedia::countCurrentSize(int newWidth) {
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const auto item = _parent->data();
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accumulate_min(newWidth, maxWidth());
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if (_parent->media() == this) {
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const auto infoWidth = _parent->infoWidth() + 2 * st::msgDateImgPadding.x();
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const auto via = item->Get<HistoryMessageVia>();
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const auto reply = item->Get<HistoryMessageReply>();
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if (via || reply) {
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int usew = maxWidth() - additionalWidth(via, reply);
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int availw = newWidth - usew - st::msgReplyPadding.left() - st::msgReplyPadding.left() - st::msgReplyPadding.left();
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if (via) {
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via->resize(availw);
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}
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if (reply) {
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reply->resize(availw);
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}
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}
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}
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auto newHeight = minHeight();
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if (_parent->hasOutLayout() && !Adaptive::ChatWide()) {
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// Add some height to isolated emoji for the timestamp info.
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const auto infoHeight = st::msgDateImgPadding.y() * 2
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+ st::msgDateFont->height;
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const auto minimal = st::largeEmojiSize
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+ 2 * st::largeEmojiOutline
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+ (st::msgDateImgDelta + infoHeight);
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accumulate_max(newHeight, minimal);
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}
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return { newWidth, newHeight };
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}
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void UnwrappedMedia::draw(
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Painter &p,
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const QRect &r,
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TextSelection selection,
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crl::time ms) const {
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if (width() < st::msgPadding.left() + st::msgPadding.right() + 1) {
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return;
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}
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bool selected = (selection == FullSelection);
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const auto rightAligned = _parent->hasOutLayout() && !Adaptive::ChatWide();
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const auto inWebPage = (_parent->media() != this);
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const auto item = _parent->data();
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const auto via = inWebPage ? nullptr : item->Get<HistoryMessageVia>();
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const auto reply = inWebPage ? nullptr : item->Get<HistoryMessageReply>();
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auto usex = 0;
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auto usew = maxWidth();
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if (!inWebPage) {
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usew -= additionalWidth(via, reply);
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if (rightAligned) {
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usex = width() - usew;
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}
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}
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if (rtl()) {
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usex = width() - usex - usew;
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}
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const auto usey = rightAligned ? 0 : (height() - _contentSize.height());
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const auto useh = rightAligned
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? std::max(
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_contentSize.height(),
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height() - st::msgDateImgPadding.y() * 2 - st::msgDateFont->height)
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: _contentSize.height();
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const auto inner = QRect(usex, usey, usew, useh);
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_content->draw(p, inner, selected);
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if (!inWebPage) {
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drawSurrounding(p, inner, selected, via, reply);
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}
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}
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int UnwrappedMedia::surroundingHeight(
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const HistoryMessageVia *via,
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const HistoryMessageReply *reply) const {
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if (!via && !reply) {
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return 0;
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}
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auto result = st::msgReplyPadding.top() + st::msgReplyPadding.bottom();
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if (via) {
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result += st::msgServiceNameFont->height
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+ (reply ? st::msgReplyPadding.top() : 0);
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}
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if (reply) {
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result += st::msgReplyBarSize.height();
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}
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return result;
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}
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void UnwrappedMedia::drawSurrounding(
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Painter &p,
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const QRect &inner,
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bool selected,
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const HistoryMessageVia *via,
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const HistoryMessageReply *reply) const {
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const auto rightAligned = _parent->hasOutLayout() && !Adaptive::ChatWide();
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const auto infoWidth = _parent->infoWidth()
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+ st::msgDateImgPadding.x() * 2
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+ st::msgReplyPadding.left();
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const auto rightAction = _parent->displayRightAction();
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const auto rightActionWidth = rightAction
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? (st::historyFastShareLeft + st::historyFastShareSize)
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: 0;
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auto fullRight = inner.x()
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+ inner.width()
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+ (rightAligned ? 0 : infoWidth);
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if (fullRight + rightActionWidth > width()) {
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fullRight = width() - rightActionWidth;
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}
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auto fullBottom = height();
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if (needInfoDisplay()) {
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_parent->drawInfo(
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p,
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fullRight,
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fullBottom,
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inner.x() * 2 + inner.width(),
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selected,
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InfoDisplayType::Background);
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}
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if (const auto recth = surroundingHeight(via, reply)) {
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int rectw = width() - inner.width() - st::msgReplyPadding.left();
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int rectx = rightAligned ? 0 : (inner.width() + st::msgReplyPadding.left());
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int recty = 0;
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if (rtl()) rectx = width() - rectx - rectw;
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App::roundRect(p, rectx, recty, rectw, recth, selected ? st::msgServiceBgSelected : st::msgServiceBg, selected ? StickerSelectedCorners : StickerCorners);
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p.setPen(st::msgServiceFg);
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rectx += st::msgReplyPadding.left();
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rectw -= st::msgReplyPadding.left() + st::msgReplyPadding.right();
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if (via) {
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p.setFont(st::msgDateFont);
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p.drawTextLeft(rectx, recty + st::msgReplyPadding.top(), 2 * rectx + rectw, via->text);
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int skip = st::msgServiceNameFont->height + (reply ? st::msgReplyPadding.top() : 0);
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recty += skip;
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}
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if (reply) {
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HistoryMessageReply::PaintFlags flags = 0;
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if (selected) {
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flags |= HistoryMessageReply::PaintFlag::Selected;
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}
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reply->paint(p, _parent, rectx, recty, rectw, flags);
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}
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}
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if (rightAction) {
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auto fastShareLeft = (fullRight + st::historyFastShareLeft);
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auto fastShareTop = (fullBottom - st::historyFastShareBottom - st::historyFastShareSize);
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_parent->drawRightAction(p, fastShareLeft, fastShareTop, 2 * inner.x() + inner.width());
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}
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}
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TextState UnwrappedMedia::textState(QPoint point, StateRequest request) const {
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auto result = TextState(_parent);
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if (width() < st::msgPadding.left() + st::msgPadding.right() + 1) {
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return result;
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}
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const auto rightAligned = _parent->hasOutLayout() && !Adaptive::ChatWide();
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const auto inWebPage = (_parent->media() != this);
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const auto item = _parent->data();
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const auto via = inWebPage ? nullptr : item->Get<HistoryMessageVia>();
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const auto reply = inWebPage ? nullptr : item->Get<HistoryMessageReply>();
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auto usex = 0;
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auto usew = maxWidth();
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if (!inWebPage) {
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usew -= additionalWidth(via, reply);
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if (rightAligned) {
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usex = width() - usew;
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}
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}
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if (rtl()) {
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usex = width() - usex - usew;
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}
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const auto usey = rightAligned ? 0 : (height() - _contentSize.height());
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const auto useh = rightAligned
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? std::max(
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_contentSize.height(),
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height() - st::msgDateImgPadding.y() * 2 - st::msgDateFont->height)
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: _contentSize.height();
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const auto inner = QRect(usex, usey, usew, useh);
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if (_parent->media() == this) {
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if (auto recth = surroundingHeight(via, reply)) {
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int rectw = width() - inner.width() - st::msgReplyPadding.left();
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int rectx = rightAligned ? 0 : (inner.width() + st::msgReplyPadding.left());
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int recty = 0;
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if (rtl()) rectx = width() - rectx - rectw;
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if (via) {
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int viah = st::msgReplyPadding.top() + st::msgServiceNameFont->height + (reply ? 0 : st::msgReplyPadding.bottom());
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if (QRect(rectx, recty, rectw, viah).contains(point)) {
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result.link = via->link;
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return result;
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}
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int skip = st::msgServiceNameFont->height + (reply ? 2 * st::msgReplyPadding.top() : 0);
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recty += skip;
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recth -= skip;
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}
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if (reply) {
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if (QRect(rectx, recty, rectw, recth).contains(point)) {
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result.link = reply->replyToLink();
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return result;
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}
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}
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}
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const auto infoWidth = _parent->infoWidth()
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+ st::msgDateImgPadding.x() * 2
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+ st::msgReplyPadding.left();
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const auto rightAction = _parent->displayRightAction();
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const auto rightActionWidth = rightAction
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? (st::historyFastShareLeft + st::historyFastShareSize)
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: 0;
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auto fullRight = inner.x()
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+ inner.width()
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+ (rightAligned ? 0 : infoWidth);
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if (fullRight + rightActionWidth > width()) {
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fullRight = width() - rightActionWidth;
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}
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auto fullBottom = height();
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if (_parent->pointInTime(fullRight, fullBottom, point, InfoDisplayType::Background)) {
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result.cursor = CursorState::Date;
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}
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if (rightAction) {
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auto fastShareLeft = (fullRight + st::historyFastShareLeft);
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auto fastShareTop = (fullBottom - st::historyFastShareBottom - st::historyFastShareSize);
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if (QRect(fastShareLeft, fastShareTop, st::historyFastShareSize, st::historyFastShareSize).contains(point)) {
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result.link = _parent->rightActionLink();
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return result;
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}
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}
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}
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auto pixLeft = usex + (usew - _contentSize.width()) / 2;
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auto pixTop = (minHeight() - _contentSize.height()) / 2;
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// Link of content can be nullptr (e.g. sticker without stickerpack).
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// So we have to process it to avoid overriding the previous result.
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if (_content->link()
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&& QRect({ pixLeft, pixTop }, _contentSize).contains(point)) {
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result.link = _content->link();
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return result;
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}
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return result;
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}
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bool UnwrappedMedia::needInfoDisplay() const {
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return (_parent->data()->id < 0)
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|| (_parent->isUnderCursor())
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|| (_parent->hasOutLayout()
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&& !Adaptive::ChatWide()
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&& _content->alwaysShowOutTimestamp());
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}
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int UnwrappedMedia::additionalWidth(const HistoryMessageVia *via, const HistoryMessageReply *reply) const {
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auto result = st::msgReplyPadding.left() + _parent->infoWidth() + 2 * st::msgDateImgPadding.x();
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if (via) {
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accumulate_max(result, st::msgReplyPadding.left() + st::msgReplyPadding.left() + via->maxWidth + st::msgReplyPadding.left());
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}
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if (reply) {
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accumulate_max(result, st::msgReplyPadding.left() + reply->replyToWidth());
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}
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return result;
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}
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} // namespace HistoryView
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