X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fqtui%2Fchatitem.h;h=8e15c9f9fd3f815f292ca571c2600d78e907966c;hp=956af0e8c88be3bc3fae95733b75eb1dff9d2d39;hb=0789d47e81940cbbdf925466442380063a50ac05;hpb=3197b8b309f09ac1f4db54fa8fa819e33b87383e

diff --git a/src/qtui/chatitem.h b/src/qtui/chatitem.h
index 956af0e8..8e15c9f9 100644
--- a/src/qtui/chatitem.h
+++ b/src/qtui/chatitem.h
@@ -22,59 +22,162 @@
 #define CHATITEM_H_
 
 #include <QGraphicsItem>
+#include <QObject>
 
-#include "chatline.h"
 #include "chatlinemodel.h"
+#include "chatscene.h"
 #include "uistyle.h"
+#include "qtui.h"
 
 class QTextLayout;
 
 class ChatItem : public QGraphicsItem {
 
-  public:
-    ChatItem(const QPersistentModelIndex &index, QGraphicsItem *parent);
-    virtual ~ChatItem();
+protected:
+  ChatItem(ChatLineModel::ColumnType column, QAbstractItemModel *, QGraphicsItem *parent);
+  virtual ~ChatItem();
+
+public:
+  inline const QAbstractItemModel *model() const { return chatScene() ? chatScene()->model() : 0; }
+  inline int row() const;
+  virtual ChatLineModel::ColumnType column() const = 0;
+  inline ChatScene *chatScene() const { return qobject_cast<ChatScene *>(scene()); }
+
+  inline QFontMetricsF *fontMetrics() const { return _fontMetrics; }
+  inline QRectF boundingRect() const { return _boundingRect; }
+  inline qreal width() const { return _boundingRect.width(); }
+  inline qreal height() const { return _boundingRect.height(); }
+
+  virtual inline bool haveLayout() const { return layout() != 0; }
+  virtual void clearLayout();
+  virtual QTextLayout *createLayout(QTextOption::WrapMode, Qt::Alignment = Qt::AlignLeft);
+  virtual void updateLayout();
+  virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
+
+  virtual QVariant data(int role) const;
+
+  // returns height
+  qreal setGeometry(qreal width, qreal height = -1);
+
+  // selection stuff, to be called by the scene
+  void clearSelection();
+  void setFullSelection();
+  void continueSelecting(const QPointF &pos);
+
+  QList<QRectF> findWords(const QString &searchWord, Qt::CaseSensitivity caseSensitive);
+
+protected:
+  virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
+  virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
+  virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
 
-    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; }
+  virtual inline QTextLayout *layout() const { return _layout; }
+  virtual inline void setLayout(QTextLayout *l) { _layout = l; }
+  qint16 posToCursor(const QPointF &pos);
 
-    inline virtual QRectF boundingRect() const { return _boundingRect; }
-    inline qreal width() const { return _boundingRect.width(); }
-    inline qreal height() const { return _boundingRect.height(); }
+  virtual qreal computeHeight();
 
-    inline bool haveLayout() const { return _layout != 0; }
-    void clearLayout();
-    void updateLayout();
-    virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
+  QRectF _boundingRect;
 
-    virtual QVariant data(int role) const;
-    //QString text() const;
-    //void setText(const UiStyle::StyledText &text);
+private:
+  // internal selection stuff
+  void setSelection(int start, int length);
 
-    //QTextOption textOption() const;
-    //void setTextOption(const QTextOption &option);
+  QFontMetricsF *_fontMetrics;
 
-    // returns height
-    int setWidth(int width);
-    //virtual void layout();
+  enum SelectionMode { NoSelection, PartialSelection, FullSelection };
+  SelectionMode _selectionMode;
+  qint16 _selectionStart, _selectionEnd;
 
-  protected:
-    //void mouseMoveEvent ( QGraphicsSceneMouseEvent * event );
+  QTextLayout *_layout;
+};
+
+/*************************************************************************************************/
 
-  private:
-    int heightForWidth(int width);
-    void layout();
+//! A ChatItem for the timestamp column
+class TimestampChatItem : public ChatItem {
 
-    int _lineHeight;
-    qreal _lineLeading;
-    QRectF _boundingRect;
-    //QTextLayout _layout;
-    //QTextOption _textOption;
-    QPersistentModelIndex _index;
+public:
+  TimestampChatItem(QAbstractItemModel *model, QGraphicsItem *parent) : ChatItem(column(), model, parent) {}
+  inline ChatLineModel::ColumnType column() const { return ChatLineModel::TimestampColumn; }
 
-    QTextLayout *_layout;
-    QList<quint16> _wrapPositions;
 };
 
+/*************************************************************************************************/
+
+//! A ChatItem for the sender column
+class SenderChatItem : public ChatItem {
+
+public:
+  SenderChatItem(QAbstractItemModel *model, QGraphicsItem *parent) : ChatItem(column(), model, parent) {}
+  inline ChatLineModel::ColumnType column() const { return ChatLineModel::SenderColumn; }
+
+  virtual void updateLayout();
+};
+
+/*************************************************************************************************/
+
+//! A ChatItem for the contents column
+class ContentsChatItem : public ChatItem {
+
+public:
+  ContentsChatItem(QAbstractItemModel *model, QGraphicsItem *parent);
+  virtual ~ContentsChatItem();
+
+  inline ChatLineModel::ColumnType column() const { return ChatLineModel::ContentsColumn; }
+
+  virtual void clearLayout();
+  virtual void updateLayout();
+  virtual inline bool haveLayout() const { return _layoutData != 0 && layout() != 0; }
+
+protected:
+  virtual void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event);
+  virtual void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
+  virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
+  virtual void hoverMoveEvent(QGraphicsSceneHoverEvent *event);
+
+  virtual inline QTextLayout *layout() const;
+  virtual void setLayout(QTextLayout *l);
+
+private:
+  struct LayoutData;
+  class WrapColumnFinder;
+
+  qreal computeHeight();
+
+  LayoutData *_layoutData;
+};
+
+struct ContentsChatItem::LayoutData {
+  QTextLayout *layout;
+
+  LayoutData() { layout = 0; }
+  ~LayoutData() { delete layout; }
+};
+
+class ContentsChatItem::WrapColumnFinder {
+public:
+  WrapColumnFinder(ChatItem *parent);
+  ~WrapColumnFinder();
+
+  qint16 nextWrapColumn();
+
+private:
+  ChatItem *item;
+  QTextLayout *layout;
+  QTextLine line;
+  ChatLineModel::WrapList wrapList;
+  qint16 wordidx;
+  qint16 lastwrapcol;
+  qreal lastwrappos;
+  qreal w;
+};
+
+/*************************************************************************************************/
+
+// Avoid circular include deps
+#include "chatline.h"
+int ChatItem::row() const { return static_cast<ChatLine *>(parentItem())->row(); }
+QTextLayout *ContentsChatItem::layout() const { return _layoutData->layout; }
+
 #endif