/***************************************************************************
- * Copyright (C) 2005-09 by the Quassel Project *
+ * Copyright (C) 2005-2010 by the Quassel Project *
* devel@quassel-irc.org *
* *
* This program is free software; you can redistribute it and/or modify *
#define CHATITEM_H_
#include <QAction>
-#include <QGraphicsItem>
#include <QObject>
#include "chatlinemodel.h"
#include <QTextLayout>
-class ChatItem : public QGraphicsItem {
+class ChatLine;
+
+/* All external positions are relative to the parent ChatLine */
+/* Yes, that's also true for the boundingRect() and related things */
+
+class ChatItem {
protected:
- ChatItem(const qreal &width, const qreal &height, const QPointF &pos, QGraphicsItem *parent);
+ // boundingRect is relative to the parent ChatLine
+ ChatItem(const QRectF &boundingRect, ChatLine *parent);
+ virtual ~ChatItem() {}
public:
- inline const QAbstractItemModel *model() const;
- inline int row() const;
+ const QAbstractItemModel *model() const;
+ ChatLine *chatLine() const;
+ ChatScene *chatScene() const;
+ 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(); }
+ // The boundingRect() is relative to the parent ChatLine
+ inline QRectF boundingRect() const;
+ inline qreal width() const;
+ inline qreal height() const;
+ inline QPointF pos() const;
+ inline qreal x() const;
+ inline qreal y() const;
+
+ QPointF mapToLine(const QPointF &) const;
+ QPointF mapFromLine(const QPointF &) const;
+ QPointF mapToScene(const QPointF &) const;
+ QPointF mapFromScene(const QPointF &) const;
void initLayoutHelper(QTextLayout *layout, QTextOption::WrapMode, Qt::Alignment = Qt::AlignLeft) const;
virtual inline void initLayout(QTextLayout *layout) const {
virtual UiStyle::FormatList formatList() const;
virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
- enum { Type = ChatScene::ChatItemType };
- virtual inline int type() const { return Type; }
+ virtual inline int type() const { return ChatScene::ChatItemType; }
QVariant data(int role) const;
virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
+ virtual void hoverEnterEvent(QGraphicsSceneHoverEvent *) {};
+ virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent *) {};
+ virtual void hoverMoveEvent(QGraphicsSceneHoverEvent *) {};
void paintBackground(QPainter *);
QVector<QTextLayout::FormatRange> selectionFormats() const;
qint16 posToCursor(const QPointF &pos) const;
- // 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);
- }
+ inline void setGeometry(qreal width, qreal height) { _boundingRect.setSize(QSizeF(width, height)); }
+ inline void setHeight(const qreal &height) { _boundingRect.setHeight(height); }
+ inline void setWidth(const qreal &width) { _boundingRect.setWidth(width); }
+ inline void setPos(const QPointF &pos) { _boundingRect.moveTopLeft(pos); }
private:
- // internal selection stuff
- void setSelection(int start, int length);
-
+ ChatLine *_parent;
QRectF _boundingRect;
SelectionMode _selectionMode;
qint16 _selectionStart, _selectionEnd;
+ // internal selection stuff
+ void setSelection(int start, int length);
+
friend class ChatLine;
};
//! 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; }
+ TimestampChatItem(const QRectF &boundingRect, ChatLine *parent) : ChatItem(boundingRect, parent) {}
+ virtual inline int type() const { return ChatScene::TimestampChatItemType; }
virtual inline ChatLineModel::ColumnType column() const { return ChatLineModel::TimestampColumn; }
};
//! 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) {}
+ SenderChatItem(const QRectF &boundingRect, ChatLine *parent) : ChatItem(boundingRect, parent) {}
virtual inline ChatLineModel::ColumnType column() const { return ChatLineModel::SenderColumn; }
+ virtual void handleClick(const QPointF &pos, ChatScene::ClickMode clickMode);
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 int type() const { return ChatScene::SenderChatItemType; }
virtual inline void initLayout(QTextLayout *layout) const {
initLayoutHelper(layout, QTextOption::ManualWrap, Qt::AlignRight);
doLayout(layout);
//! A ChatItem for the contents column
class ContentsChatItem : public ChatItem {
- Q_DECLARE_TR_FUNCTIONS(ContentsChatItem);
+ Q_DECLARE_TR_FUNCTIONS(ContentsChatItem)
public:
- ContentsChatItem(const qreal &width, const QPointF &pos, QGraphicsItem *parent);
+ ContentsChatItem(const QPointF &pos, const qreal &width, ChatLine *parent);
~ContentsChatItem();
- enum { Type = ChatScene::ContentsChatItemType };
- virtual inline int type() const { return Type; }
+ virtual inline int type() const { return ChatScene::ContentsChatItemType; }
inline ChatLineModel::ColumnType column() const { return ChatLineModel::ContentsColumn; }
QFontMetricsF *fontMetrics() const;
virtual QVector<QTextLayout::FormatRange> additionalFormats() const;
virtual inline void initLayout(QTextLayout *layout) const {
- initLayoutHelper(layout, QTextOption::WrapAnywhere);
+ initLayoutHelper(layout, QTextOption::WrapAtWordBoundaryOrAnywhere);
doLayout(layout);
}
virtual void doLayout(QTextLayout *layout) const;
/*************************************************************************************************/
-// 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(); }
+// Inlines
+
+QRectF ChatItem::boundingRect() const { return _boundingRect; }
+qreal ChatItem::width() const { return _boundingRect.width(); }
+qreal ChatItem::height() const { return _boundingRect.height(); }
+QPointF ChatItem::pos() const { return _boundingRect.topLeft(); }
+qreal ChatItem::x() const { return pos().x(); }
+qreal ChatItem::y() const { return pos().y(); }
#endif