X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fqtui%2Fchatline.h;h=3490535f6a7a7bd18d2d94fdedd21fdef4677205;hp=2707a171e50ef01f1d9270e211bae7e6cc6397a7;hb=c1cf157116de7fc3da96203aa6f03c38c7ebb650;hpb=9fd4619e9aca7d53d7c5df156a0b25956a1bf682 diff --git a/src/qtui/chatline.h b/src/qtui/chatline.h index 2707a171..3490535f 100644 --- a/src/qtui/chatline.h +++ b/src/qtui/chatline.h @@ -1,11 +1,11 @@ /*************************************************************************** - * Copyright (C) 2005-07 by The Quassel IRC Development Team * + * Copyright (C) 2005-2018 by the Quassel Project * * devel@quassel-irc.org * * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * - * (at your option) any later version. * + * (at your option) version 3. * * * * This program is distributed in the hope that it will be useful, * * but WITHOUT ANY WARRANTY; without even the implied warranty of * @@ -15,95 +15,112 @@ * You should have received a copy of the GNU General Public License * * along with this program; if not, write to the * * Free Software Foundation, Inc., * - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * ***************************************************************************/ -#ifndef _CHATLINE_H_ -#define _CHATLINE_H_ - -#include - -#include "util.h" -#include "style.h" -#include "quasselui.h" - -//FIXME: chatline doku -//!\brief Containing the layout and providing the rendering of a single message. -/** A ChatLine takes a Message object, - * formats it (by turning the various message types into a human-readable form and afterwards pumping it through - * our Style engine), and stores it as a number of QTextLayouts representing the three fields of a chat line - * (timestamp, sender and text). These layouts already include any rendering information such as font, - * color, or selected characters. By calling layout(), they can be quickly layouted to fit a given set of field widths. - * Afterwards, they can quickly be painted whenever necessary. - * - * By separating the complex and slow task of interpreting and formatting Message objects (which happens exactly once - * per message) from the actual layouting and painting, we gain a lot of speed compared to the standard Qt rendering - * functions. - */ -class ChatLine : public QObject, public AbstractUiMsg { - Q_OBJECT - - public: - ChatLine(Message message); - virtual ~ChatLine(); - - qreal layout(qreal tsWidth, qreal nickWidth, qreal textWidth); - qreal height() const { return hght; } - int posToCursor(QPointF pos); - void draw(QPainter *p, const QPointF &pos); - - enum SelectionMode { None, Partial, Full }; - void setSelection(SelectionMode, int start = 0, int end = 0); - - QDateTime timeStamp() const; - QString sender() const; - QString text() const; - MsgId msgId() const; - BufferInfo bufferInfo() const; - - bool isUrl(int pos) const; - QUrl getUrl(int pos) const; - - public slots: - - private: - qreal hght; - Message msg; - qreal tsWidth, senderWidth, textWidth; - Style::StyledString styledTimeStamp, styledSender, styledText; - - struct FormatRange { - int start; - int length; - int height; - QTextCharFormat format; - }; - struct Word { - int start; - int length; - int trailing; - int height; +#ifndef CHATLINE_H_ +#define CHATLINE_H_ + +#include + +#include "chatitem.h" +#include "chatlinemodel.h" +#include "chatscene.h" + +class ChatLine : public QGraphicsItem +{ +public: + ChatLine(int row, + QAbstractItemModel* model, + const qreal& width, + const qreal& timestampWidth, + const qreal& senderWidth, + const qreal& contentsWidth, + const QPointF& senderPos, + const QPointF& contentsPos, + QGraphicsItem* parent = nullptr); + + ~ChatLine() override; + + inline QRectF boundingRect() const override { return {0, 0, _width, _height}; } + + inline QModelIndex index() const { return model()->index(row(), 0); } + inline MsgId msgId() const { return index().data(MessageModel::MsgIdRole).value(); } + inline Message::Type msgType() const { return (Message::Type)index().data(MessageModel::TypeRole).toInt(); } + + inline int row() const { return _row; } + inline void setRow(int row) { _row = row; } + + inline const QAbstractItemModel* model() const { return _model; } + inline ChatScene* chatScene() const { return qobject_cast(scene()); } + inline ChatView* chatView() const { return chatScene() ? chatScene()->chatView() : nullptr; } + + inline qreal width() const { return _width; } + inline qreal height() const { return _height; } + + ChatItem* item(ChatLineModel::ColumnType); + ChatItem* itemAt(const QPointF& pos); + inline ChatItem* timestampItem() { return &_timestampItem; } + inline ChatItem* senderItem() { return &_senderItem; } + inline ContentsChatItem* contentsItem() { return &_contentsItem; } + + void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget = nullptr) override; + enum + { + Type = ChatScene::ChatLineType }; - struct LineLayout { - int y; - int height; - int start; - int length; + inline int type() const override { return Type; } + + // pos is relative to the parent ChatLine + void setFirstColumn(const qreal& timestampWidth, const qreal& senderWidth, const QPointF& senderPos); + // setSecondColumn and setGeometryByWidth both also relocate the chatline. + // the _bottom_ position is passed via linePos. linePos is updated to the top of the chatLine. + void setSecondColumn(const qreal& senderWidth, const qreal& contentsWidth, const QPointF& contentsPos, qreal& linePos); + void setGeometryByWidth(const qreal& width, const qreal& contentsWidth, qreal& linePos); + + void setSelected(bool selected, ChatLineModel::ColumnType minColumn = ChatLineModel::ContentsColumn); + void setHighlighted(bool highlighted); + + void clearCache(); + +protected: + bool sceneEvent(QEvent* event) override; + + // These need to be relayed to the appropriate ChatItem + void mouseMoveEvent(QGraphicsSceneMouseEvent* event) override; + void mousePressEvent(QGraphicsSceneMouseEvent* event) override; + void mouseReleaseEvent(QGraphicsSceneMouseEvent* event) override; + void hoverEnterEvent(QGraphicsSceneHoverEvent* event) override; + void hoverLeaveEvent(QGraphicsSceneHoverEvent* event) override; + void hoverMoveEvent(QGraphicsSceneHoverEvent* event) override; + + ChatItem* mouseEventTargetItem(const QPointF& pos); + + inline ChatItem* mouseGrabberItem() const { return _mouseGrabberItem; } + void setMouseGrabberItem(ChatItem* item); + +private: + int _row; + QAbstractItemModel* _model; + ContentsChatItem _contentsItem; + SenderChatItem _senderItem; + TimestampChatItem _timestampItem; + qreal _width, _height; + + enum + { + ItemMask = 0x3f, + Selected = 0x40, + Highlighted = 0x80 }; - QVector charPos; - QVector charWidths; - QVector charHeights; - QVector charUrlIdx; - QList tsFormat, senderFormat, textFormat; - QList words; - QList lineLayouts; - int minHeight; - - SelectionMode selectionMode; - int selectionStart, selectionEnd; - void formatMsg(Message); - void precomputeLine(); - QList calcFormatRanges(const Style::StyledString &, QTextLayout::FormatRange additional = QTextLayout::FormatRange()); + // _selection[1..0] ... Min Selected Column (See MessageModel::ColumnType) + // _selection[5..2] ... reserved for new column types + // _selection[6] ...... Selected + // _selection[7] ...... Highlighted + quint8 _selection; // save space, so we put both the col and the flags into one byte + + ChatItem* _mouseGrabberItem; + ChatItem* _hoverItem; }; #endif