rename #2
This commit is contained in:
fourtf
@@ -0,0 +1,502 @@
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#include "messagelayoutcontainer.hpp"
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#include "application.hpp"
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#include "messagelayoutelement.hpp"
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#include "messages/selection.hpp"
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#include "singletons/settingsmanager.hpp"
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#include <QDebug>
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#include <QPainter>
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#define COMPACT_EMOTES_OFFSET 6
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#define MAX_UNCOLLAPSED_LINES (getApp()->settings->collpseMessagesMinLines.getValue())
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namespace chatterino {
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namespace messages {
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namespace layouts {
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int MessageLayoutContainer::getHeight() const
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{
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return this->height;
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}
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int MessageLayoutContainer::getWidth() const
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{
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return this->width;
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}
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float MessageLayoutContainer::getScale() const
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{
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return this->scale;
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}
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// methods
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void MessageLayoutContainer::begin(int _width, float _scale, Message::MessageFlags _flags)
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{
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this->clear();
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this->width = _width;
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this->scale = _scale;
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this->flags = _flags;
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auto mediumFontMetrics = getApp()->fonts->getFontMetrics(FontStyle::ChatMedium, _scale);
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this->textLineHeight = mediumFontMetrics.height();
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this->spaceWidth = mediumFontMetrics.width(' ');
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this->dotdotdotWidth = mediumFontMetrics.width("...");
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this->_canAddMessages = true;
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this->_isCollapsed = false;
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}
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void MessageLayoutContainer::clear()
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{
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this->elements.clear();
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this->lines.clear();
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this->height = 0;
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this->line = 0;
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this->currentX = 0;
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this->currentY = 0;
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this->lineStart = 0;
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this->lineHeight = 0;
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this->charIndex = 0;
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}
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void MessageLayoutContainer::addElement(MessageLayoutElement *element)
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{
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if (!this->fitsInLine(element->getRect().width())) {
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this->breakLine();
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}
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this->_addElement(element);
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}
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void MessageLayoutContainer::addElementNoLineBreak(MessageLayoutElement *element)
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{
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this->_addElement(element);
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}
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bool MessageLayoutContainer::canAddElements()
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{
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return this->_canAddMessages;
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}
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void MessageLayoutContainer::_addElement(MessageLayoutElement *element, bool forceAdd)
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{
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if (!this->canAddElements() && !forceAdd) {
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delete element;
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return;
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}
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// top margin
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if (this->elements.size() == 0) {
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this->currentY = this->margin.top * this->scale;
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}
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int newLineHeight = element->getRect().height();
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// compact emote offset
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bool isCompactEmote = !(this->flags & Message::DisableCompactEmotes) &&
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element->getCreator().getFlags() & MessageElement::EmoteImages;
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if (isCompactEmote) {
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newLineHeight -= COMPACT_EMOTES_OFFSET * this->scale;
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}
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// update line height
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this->lineHeight = std::max(this->lineHeight, newLineHeight);
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// set move element
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element->setPosition(QPoint(this->currentX, this->currentY - element->getRect().height()));
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// add element
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this->elements.push_back(std::unique_ptr<MessageLayoutElement>(element));
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// set current x
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this->currentX += element->getRect().width();
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if (element->hasTrailingSpace()) {
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this->currentX += this->spaceWidth;
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}
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}
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void MessageLayoutContainer::breakLine()
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{
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int xOffset = 0;
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if (this->flags & Message::Centered && this->elements.size() > 0) {
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xOffset = (width - this->elements.at(this->elements.size() - 1)->getRect().right()) / 2;
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}
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for (size_t i = lineStart; i < this->elements.size(); i++) {
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MessageLayoutElement *element = this->elements.at(i).get();
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bool isCompactEmote = !(this->flags & Message::DisableCompactEmotes) &&
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element->getCreator().getFlags() & MessageElement::EmoteImages;
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int yExtra = 0;
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if (isCompactEmote) {
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yExtra = (COMPACT_EMOTES_OFFSET / 2) * this->scale;
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}
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// if (element->getCreator().getFlags() & MessageElement::Badges) {
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if (element->getRect().height() < this->textLineHeight) {
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yExtra -= (this->textLineHeight - element->getRect().height()) / 2;
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}
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element->setPosition(QPoint(element->getRect().x() + xOffset + this->margin.left,
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element->getRect().y() + this->lineHeight + yExtra));
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}
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if (this->lines.size() != 0) {
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this->lines.back().endIndex = this->lineStart;
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this->lines.back().endCharIndex = this->charIndex;
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}
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this->lines.push_back({(int)lineStart, 0, this->charIndex, 0,
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QRect(-100000, this->currentY, 200000, lineHeight)});
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for (int i = this->lineStart; i < this->elements.size(); i++) {
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this->charIndex += this->elements[i]->getSelectionIndexCount();
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}
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this->lineStart = this->elements.size();
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// this->currentX = (int)(this->scale * 8);
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if (this->canCollapse() && line + 1 >= MAX_UNCOLLAPSED_LINES) {
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this->_canAddMessages = false;
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return;
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}
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this->currentX = 0;
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this->currentY += this->lineHeight;
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this->height = this->currentY + (this->margin.bottom * this->scale);
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this->lineHeight = 0;
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this->line++;
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}
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bool MessageLayoutContainer::atStartOfLine()
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{
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return this->lineStart == this->elements.size();
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}
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bool MessageLayoutContainer::fitsInLine(int _width)
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{
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return this->currentX + _width <=
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(this->width - this->margin.left - this->margin.right -
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(this->line + 1 == MAX_UNCOLLAPSED_LINES ? this->dotdotdotWidth : 0));
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}
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void MessageLayoutContainer::end()
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{
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if (!this->canAddElements()) {
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static TextElement dotdotdot("...", MessageElement::Collapsed, MessageColor::Link);
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static QString dotdotdotText("...");
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auto *element = new TextLayoutElement(
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dotdotdot, dotdotdotText, QSize(this->dotdotdotWidth, this->textLineHeight),
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QColor("#00D80A"), FontStyle::ChatMediumBold, this->scale);
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// getApp()->themes->messages.textColors.system
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this->_addElement(element, true);
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this->_isCollapsed = true;
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}
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if (!this->atStartOfLine()) {
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this->breakLine();
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}
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this->height += this->lineHeight;
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if (this->lines.size() != 0) {
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this->lines[0].rect.setTop(-100000);
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this->lines.back().rect.setBottom(100000);
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this->lines.back().endIndex = this->elements.size();
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this->lines.back().endCharIndex = this->charIndex;
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}
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}
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bool MessageLayoutContainer::canCollapse()
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{
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return getApp()->settings->collpseMessagesMinLines.getValue() > 0 &&
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this->flags & Message::MessageFlags::Collapsed;
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}
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bool MessageLayoutContainer::isCollapsed()
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{
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return this->_isCollapsed;
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}
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MessageLayoutElement *MessageLayoutContainer::getElementAt(QPoint point)
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{
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for (std::unique_ptr<MessageLayoutElement> &element : this->elements) {
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if (element->getRect().contains(point)) {
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return element.get();
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}
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}
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return nullptr;
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}
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// painting
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void MessageLayoutContainer::paintElements(QPainter &painter)
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{
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for (const std::unique_ptr<MessageLayoutElement> &element : this->elements) {
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#ifdef FOURTF
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painter.setPen(QColor(0, 255, 0));
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painter.drawRect(element->getRect());
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#endif
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element->paint(painter);
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}
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}
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void MessageLayoutContainer::paintAnimatedElements(QPainter &painter, int yOffset)
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{
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for (const std::unique_ptr<MessageLayoutElement> &element : this->elements) {
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element->paintAnimated(painter, yOffset);
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}
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}
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void MessageLayoutContainer::paintSelection(QPainter &painter, int messageIndex,
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Selection &selection, int yOffset)
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{
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auto app = getApp();
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QColor selectionColor = app->themes->messages.selection;
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// don't draw anything
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if (selection.selectionMin.messageIndex > messageIndex ||
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selection.selectionMax.messageIndex < messageIndex) {
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return;
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}
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// fully selected
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if (selection.selectionMin.messageIndex < messageIndex &&
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selection.selectionMax.messageIndex > messageIndex) {
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for (Line &line : this->lines) {
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QRect rect = line.rect;
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rect.setTop(std::max(0, rect.top()) + yOffset);
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rect.setBottom(std::min(this->height, rect.bottom()) + yOffset);
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rect.setLeft(this->elements[line.startIndex]->getRect().left());
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rect.setRight(this->elements[line.endIndex - 1]->getRect().right());
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painter.fillRect(rect, selectionColor);
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}
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return;
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}
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int lineIndex = 0;
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int index = 0;
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// start in this message
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if (selection.selectionMin.messageIndex == messageIndex) {
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for (; lineIndex < this->lines.size(); lineIndex++) {
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Line &line = this->lines[lineIndex];
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index = line.startCharIndex;
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bool returnAfter = false;
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bool breakAfter = false;
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int x = this->elements[line.startIndex]->getRect().left();
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int r = this->elements[line.endIndex - 1]->getRect().right();
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if (line.endCharIndex < selection.selectionMin.charIndex) {
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continue;
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}
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for (int i = line.startIndex; i < line.endIndex; i++) {
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int c = this->elements[i]->getSelectionIndexCount();
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if (index + c > selection.selectionMin.charIndex) {
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x = this->elements[i]->getXFromIndex(selection.selectionMin.charIndex - index);
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// ends in same line
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if (selection.selectionMax.messageIndex == messageIndex &&
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line.endCharIndex > /*=*/selection.selectionMax.charIndex) //
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{
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returnAfter = true;
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index = line.startCharIndex;
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for (int i = line.startIndex; i < line.endIndex; i++) {
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int c = this->elements[i]->getSelectionIndexCount();
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if (index + c > selection.selectionMax.charIndex) {
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r = this->elements[i]->getXFromIndex(
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selection.selectionMax.charIndex - index);
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break;
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}
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index += c;
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}
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}
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// ends in same line end
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if (selection.selectionMax.messageIndex != messageIndex) {
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int lineIndex2 = lineIndex + 1;
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for (; lineIndex2 < this->lines.size(); lineIndex2++) {
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Line &line = this->lines[lineIndex2];
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QRect rect = line.rect;
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rect.setTop(std::max(0, rect.top()) + yOffset);
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rect.setBottom(std::min(this->height, rect.bottom()) + yOffset);
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rect.setLeft(this->elements[line.startIndex]->getRect().left());
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rect.setRight(this->elements[line.endIndex - 1]->getRect().right());
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painter.fillRect(rect, selectionColor);
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}
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returnAfter = true;
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} else {
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lineIndex++;
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breakAfter = true;
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}
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break;
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}
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index += c;
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}
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QRect rect = line.rect;
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rect.setTop(std::max(0, rect.top()) + yOffset);
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rect.setBottom(std::min(this->height, rect.bottom()) + yOffset);
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rect.setLeft(x);
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rect.setRight(r);
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painter.fillRect(rect, selectionColor);
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if (returnAfter) {
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return;
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}
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if (breakAfter) {
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break;
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}
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}
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}
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// start in this message
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for (; lineIndex < this->lines.size(); lineIndex++) {
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Line &line = this->lines[lineIndex];
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index = line.startCharIndex;
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// just draw the garbage
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if (line.endCharIndex < /*=*/selection.selectionMax.charIndex) {
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QRect rect = line.rect;
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rect.setTop(std::max(0, rect.top()) + yOffset);
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rect.setBottom(std::min(this->height, rect.bottom()) + yOffset);
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rect.setLeft(this->elements[line.startIndex]->getRect().left());
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rect.setRight(this->elements[line.endIndex - 1]->getRect().right());
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painter.fillRect(rect, selectionColor);
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continue;
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}
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int r = this->elements[line.endIndex - 1]->getRect().right();
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for (int i = line.startIndex; i < line.endIndex; i++) {
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int c = this->elements[i]->getSelectionIndexCount();
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if (index + c > selection.selectionMax.charIndex) {
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r = this->elements[i]->getXFromIndex(selection.selectionMax.charIndex - index);
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break;
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}
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index += c;
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}
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QRect rect = line.rect;
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rect.setTop(std::max(0, rect.top()) + yOffset);
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rect.setBottom(std::min(this->height, rect.bottom()) + yOffset);
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rect.setLeft(this->elements[line.startIndex]->getRect().left());
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rect.setRight(r);
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painter.fillRect(rect, selectionColor);
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break;
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}
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}
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// selection
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int MessageLayoutContainer::getSelectionIndex(QPoint point)
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{
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if (this->elements.size() == 0) {
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return 0;
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}
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auto line = this->lines.begin();
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for (; line != this->lines.end(); line++) {
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if (line->rect.contains(point)) {
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break;
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}
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}
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int lineStart = line == this->lines.end() ? this->lines.back().startIndex : line->startIndex;
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if (line != this->lines.end()) {
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line++;
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}
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int lineEnd = line == this->lines.end() ? this->elements.size() : line->startIndex;
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int index = 0;
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for (int i = 0; i < lineEnd; i++) {
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// end of line
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if (i == lineEnd) {
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break;
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}
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// before line
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if (i < lineStart) {
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index += this->elements[i]->getSelectionIndexCount();
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continue;
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}
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// this is the word
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if (point.x() < this->elements[i]->getRect().right()) {
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index += this->elements[i]->getMouseOverIndex(point);
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break;
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}
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index += this->elements[i]->getSelectionIndexCount();
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}
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return index;
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}
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// fourtf: no idea if this is acurate LOL
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int MessageLayoutContainer::getLastCharacterIndex() const
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{
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if (this->lines.size() == 0) {
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return 0;
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}
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return this->lines.back().endCharIndex;
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}
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void MessageLayoutContainer::addSelectionText(QString &str, int from, int to)
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{
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int index = 0;
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bool first = true;
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for (std::unique_ptr<MessageLayoutElement> &ele : this->elements) {
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int c = ele->getSelectionIndexCount();
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if (first) {
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if (index + c > from) {
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ele->addCopyTextToString(str, from - index, to - index);
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first = false;
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if (index + c > to) {
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break;
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}
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}
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} else {
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if (index + c > to) {
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ele->addCopyTextToString(str, 0, to - index);
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break;
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} else {
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ele->addCopyTextToString(str);
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}
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}
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index += c;
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}
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}
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} // namespace layouts
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} // namespace messages
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} // namespace chatterino
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Block a user