#include <QGraphicsItem>
#include <QObject>
-#include "chatline.h"
#include "chatlinemodel.h"
#include "chatscene.h"
#include "uistyle.h"
+#include "qtui.h"
class QTextLayout;
+struct ChatItemPrivate;
class ChatItem : public QGraphicsItem {
+protected:
+ ChatItem(const qreal &width, const qreal &height, const QPointF &pos, QGraphicsItem *parent);
+ virtual ~ChatItem();
+
+public:
+ inline const QAbstractItemModel *model() const;
+ inline int row() const;
+ virtual ChatLineModel::ColumnType column() const = 0;
+ inline ChatScene *chatScene() const { return qobject_cast<ChatScene *>(scene()); }
+
+ inline QRectF boundingRect() const { return _boundingRect; }
+ inline qreal width() const { return _boundingRect.width(); }
+ inline qreal height() const { return _boundingRect.height(); }
+
+ QTextLayout *createLayout(QTextOption::WrapMode, Qt::Alignment = Qt::AlignLeft) const;
+ virtual void doLayout();
+ void clearLayout();
+
+ virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
+ enum { Type = ChatScene::ChatItemType };
+ virtual inline int type() const { return Type; }
+
+ QVariant data(int role) const;
- public:
- ChatItem(const QPersistentModelIndex &index, QGraphicsItem *parent);
- virtual ~ChatItem();
+ // selection stuff, to be called by the scene
+ void clearSelection();
+ void setFullSelection();
+ void continueSelecting(const QPointF &pos);
- inline QPersistentModelIndex index() const { return _index; }
- inline const MessageModel *model() const { return _index.isValid() ? qobject_cast<const MessageModel *>(_index.model()) : 0; }
- inline int row() const { return _index.isValid() ? _index.row() : 0; }
- inline ChatScene *chatScene() const { return qobject_cast<ChatScene *>(scene()); }
+ QList<QRectF> findWords(const QString &searchWord, Qt::CaseSensitivity caseSensitive);
- inline QFontMetricsF *fontMetrics() const { return _fontMetrics; }
- inline virtual QRectF boundingRect() const { return _boundingRect; }
- inline qreal width() const { return _boundingRect.width(); }
- inline qreal height() const { return _boundingRect.height(); }
+protected:
+ virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
+ virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
+ virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
- inline bool haveLayout() const { return _layout != 0; }
- void clearLayout();
- void updateLayout();
- virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
+ inline QTextLayout *layout() const;
- virtual QVariant data(int role) const;
+ virtual QTextLayout::FormatRange selectionFormat() const;
+ virtual inline QVector<QTextLayout::FormatRange> additionalFormats() const { return QVector<QTextLayout::FormatRange>(); }
- // returns height
- int setWidth(int width);
+ qint16 posToCursor(const QPointF &pos);
- // selection stuff, to be called by the scene
- void clearSelection();
- void setFullSelection();
+ inline bool hasPrivateData() const { return (bool)_data; }
+ ChatItemPrivate *privateData() const;
+ virtual inline ChatItemPrivate *newPrivateData();
- protected:
- virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
- virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
- virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
+ // WARNING: setGeometry and setHeight should not be used without either:
+ // a) calling prepareGeometryChange() immediately before setColumns()
+ // b) calling Chatline::setPos() immediately afterwards
+ inline void setGeometry(qreal width, qreal height) {
+ _boundingRect.setWidth(width);
+ _boundingRect.setHeight(height);
+ }
+ inline void setHeight(const qreal &height) {
+ _boundingRect.setHeight(height);
+ }
+ inline void setWidth(const qreal &width) {
+ _boundingRect.setWidth(width);
+ }
+
+private:
+ // internal selection stuff
+ void setSelection(int start, int length);
+
+ ChatItemPrivate *_data;
+ QRectF _boundingRect;
+
+ enum SelectionMode { NoSelection, PartialSelection, FullSelection };
+ SelectionMode _selectionMode;
+ qint16 _selectionStart, _selectionEnd;
+
+ friend class ChatLine;
+};
- private:
- int posToCursor(const QPointF &pos);
- int heightForWidth(int width);
- QTextLayout *createLayout(QTextOption::WrapMode, Qt::Alignment = Qt::AlignLeft);
+struct ChatItemPrivate {
+ QTextLayout *layout;
+ ChatItemPrivate(QTextLayout *l) : layout(l) {}
+ ~ChatItemPrivate() {
+ delete layout;
+ }
+};
- QRectF _boundingRect;
- QFontMetricsF *_fontMetrics;
- quint8 _lines;
- QPersistentModelIndex _index;
+// inlines of ChatItem
+QTextLayout *ChatItem::layout() const { return privateData()->layout; }
+ChatItemPrivate *ChatItem::newPrivateData() { return new ChatItemPrivate(createLayout(QTextOption::WrapAnywhere)); }
- QTextLayout *_layout;
- QList<quint16> _wrapPositions;
- int _selectionStart;
+// ************************************************************
+// TimestampChatItem
+// ************************************************************
- class WrapColumnFinder;
+//! A ChatItem for the timestamp column
+class TimestampChatItem : public ChatItem {
+public:
+ TimestampChatItem(const qreal &width, const qreal &height, QGraphicsItem *parent) : ChatItem(width, height, QPointF(0, 0), parent) {}
+ enum { Type = ChatScene::TimestampChatItemType };
+ virtual inline int type() const { return Type; }
+ virtual inline ChatLineModel::ColumnType column() const { return ChatLineModel::TimestampColumn; }
};
-class ChatItem::WrapColumnFinder {
- public:
- WrapColumnFinder(ChatItem *parent);
- ~WrapColumnFinder();
-
- int nextWrapColumn();
-
- private:
- ChatItem *item;
- QTextLayout *layout;
- QTextLine line;
- ChatLineModel::WrapList wrapList;
- int wordidx;
- int lastwrapcol;
- qreal lastwrappos;
- qreal w;
+// ************************************************************
+// SenderChatItem
+// ************************************************************
+//! A ChatItem for the sender column
+class SenderChatItem : public ChatItem {
+public:
+ SenderChatItem(const qreal &width, const qreal &height, const QPointF &pos, QGraphicsItem *parent) : ChatItem(width, height, pos, parent) {}
+ virtual inline ChatLineModel::ColumnType column() const { return ChatLineModel::SenderColumn; }
+
+protected:
+ virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
+ enum { Type = ChatScene::SenderChatItemType };
+ virtual inline int type() const { return Type; }
+ virtual inline ChatItemPrivate *newPrivateData() { return new ChatItemPrivate(createLayout(QTextOption::ManualWrap, Qt::AlignRight)); }
};
+// ************************************************************
+// ContentsChatItem
+// ************************************************************
+struct ContentsChatItemPrivate;
+
+//! A ChatItem for the contents column
+class ContentsChatItem : public ChatItem {
+public:
+ ContentsChatItem(const qreal &width, const QPointF &pos, QGraphicsItem *parent);
+
+ enum { Type = ChatScene::ContentsChatItemType };
+ virtual inline int type() const { return Type; }
+
+ inline ChatLineModel::ColumnType column() const { return ChatLineModel::ContentsColumn; }
+ inline QFontMetricsF *fontMetrics() const { return _fontMetrics; }
+
+protected:
+ virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
+ virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
+ virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
+ virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
+ virtual void hoverMoveEvent(QGraphicsSceneHoverEvent *event);
+ virtual void contextMenuEvent(QGraphicsSceneContextMenuEvent *event);
+
+
+
+ virtual QVector<QTextLayout::FormatRange> additionalFormats() const;
+
+ virtual void doLayout();
+ virtual inline ChatItemPrivate *newPrivateData();
+
+private:
+ struct Clickable;
+ class WrapColumnFinder;
+
+ inline ContentsChatItemPrivate *privateData() const;
+
+ QList<Clickable> findClickables() const;
+ void endHoverMode();
+ void showWebPreview(const Clickable &click);
+ void clearWebPreview();
+
+ qreal setGeometryByWidth(qreal w);
+ friend class ChatLine;
+ friend struct ContentsChatItemPrivate;
+
+ QFontMetricsF *_fontMetrics;
+};
+
+struct ContentsChatItem::Clickable {
+ // Don't change these enums without also changing the regexps in analyze()!
+ enum Type {
+ Invalid = -1,
+ Url = 0,
+ Channel = 1,
+ Nick = 2
+ };
+
+ Type type;
+ quint16 start;
+ quint16 length;
+
+ inline Clickable() : type(Invalid) {};
+ inline Clickable(Type type_, quint16 start_, quint16 length_) : type(type_), start(start_), length(length_) {};
+ inline bool isValid() const { return type != Invalid; }
+};
+
+struct ContentsChatItemPrivate : ChatItemPrivate {
+ ContentsChatItem *contentsItem;
+ QList<ContentsChatItem::Clickable> clickables;
+ ContentsChatItem::Clickable currentClickable;
+ bool hasDragged;
+
+ ContentsChatItemPrivate(QTextLayout *l, const QList<ContentsChatItem::Clickable> &c, ContentsChatItem *parent)
+ : ChatItemPrivate(l), contentsItem(parent), clickables(c), hasDragged(false) {}
+};
+
+//inlines regarding ContentsChatItemPrivate
+ChatItemPrivate *ContentsChatItem::newPrivateData() { return new ContentsChatItemPrivate(createLayout(QTextOption::WrapAnywhere), findClickables(), this); }
+ContentsChatItemPrivate *ContentsChatItem::privateData() const { return (ContentsChatItemPrivate *)ChatItem::privateData(); }
+
+class ContentsChatItem::WrapColumnFinder {
+public:
+ WrapColumnFinder(ChatItem *parent);
+ ~WrapColumnFinder();
+
+ qint16 nextWrapColumn();
+
+private:
+ ChatItem *item;
+ QTextLayout *layout;
+ QTextLine line;
+ ChatLineModel::WrapList wrapList;
+ qint16 wordidx;
+ qint16 lineCount;
+ qreal choppedTrailing;
+};
+
+/*************************************************************************************************/
+
+// Avoid circular include deps
+#include "chatline.h"
+const QAbstractItemModel *ChatItem::model() const { return static_cast<ChatLine *>(parentItem())->model(); }
+int ChatItem::row() const { return static_cast<ChatLine *>(parentItem())->row(); }
+
#endif