New upstream version 2.9.22

[sven/vym.git] / src / branchitem.h

diff --git a/src/branchitem.h b/src/branchitem.h
new file mode 100644 (file)
index 0000000..c545aa1
--- /dev/null
+++ b/src/branchitem.h
@@ -0,0 +1,110 @@
+#ifndef BRANCHITEM_H
+#define BRANCHITEM_H
+
+#include "mapitem.h"
+#include "task.h"
+
+#include <QList>
+
+class QString;
+class QGraphicsScene;
+class BranchObj;
+class Link;
+class XLinkItem;
+
+class BranchItem : public MapItem {
+  public:
+    enum LayoutHint { AutoPositioning, FreePositioning };
+
+    BranchItem(TreeItem *parent = nullptr);
+    virtual ~BranchItem();
+    virtual void clear();
+    virtual void copy(BranchItem *item);
+    virtual BranchItem *parentBranch();
+
+    virtual void insertBranch(int pos, BranchItem *branch);
+
+    virtual QString saveToDir(const QString &tmpdir, const QString &prefix,
+                              const QPointF &offset, QList<Link *> &tmpLinks);
+
+    virtual void updateVisibility();
+
+    virtual void setHeadingColor(
+        QColor color); //! Overloaded from TreeItem to update QGraphicsView
+
+  protected:
+    bool scrolled;      // true if all children are scrolled and thus invisible
+    bool tmpUnscrolled; // can only be true (temporary) for a scrolled subtree
+
+  public:
+    void updateTaskFlag();
+    void setTask(Task *t);
+    Task *getTask();
+
+  private:
+    Task *task;
+
+  public:
+    virtual void scroll();
+    virtual void unScroll();
+    virtual bool toggleScroll(); // scroll or unscroll
+    virtual bool isScrolled();   // returns scroll state
+    virtual bool hasScrolledParent(
+        BranchItem *start = NULL); // true, if any of the parents is scrolled
+    virtual bool tmpUnscroll(
+        BranchItem *start = NULL);   // unscroll scrolled parents temporary e.g.
+                                     // during "find" process
+    virtual bool resetTmpUnscroll(); // scroll all tmp scrolled parents again
+                                     // e.g. when unselecting
+    virtual void sortChildren(bool inverse = false); //! Sort children
+    virtual void setChildrenLayout(BranchItem::LayoutHint layoutHint);
+    virtual BranchItem::LayoutHint getChildrenLayout();
+
+  protected:
+    bool includeImagesVer;     //! include floatimages in bbox vertically
+    bool includeImagesHor;     //! include floatimages in bbox horizontally
+    bool includeChildren;      //! include children in frame
+    LayoutHint childrenLayout; //! should children be positioned freely?
+
+  public:
+    void setIncludeImagesVer(bool);
+    bool getIncludeImagesVer();
+    void setIncludeImagesHor(bool);
+    bool getIncludeImagesHor();
+    QString getIncludeImageAttr();
+    BranchItem *getFramedParentBranch(BranchItem *start);
+    void setFrameIncludeChildren(bool);
+    bool getFrameIncludeChildren();
+
+    QColor getBackgroundColor(BranchItem *start, bool checkInnerFrame = true);
+
+  protected:
+    int lastSelectedBranchNum;
+    int lastSelectedBranchNumAlt;
+
+  public:
+    virtual void
+    setLastSelectedBranch(); //! Set myself as last selected in parent
+    virtual void
+    setLastSelectedBranch(int i); //! Set last selected branch directly
+    virtual BranchItem *
+    getLastSelectedBranch(); //! Returns last selected branch usually
+    virtual BranchItem *
+    getLastSelectedBranchAlt(); //! Used to return last selected branch left of
+                                //! a mapcenter
+
+  public:
+    TreeItem *findMapItem(
+        QPointF p,
+        TreeItem *excludeTI); //! search map for branches or images. Ignore
+                              //! excludeTI, where search is started
+
+    virtual void
+    updateStyles(const bool &keepFrame =
+                     false); //! update related fonts, parObjects, links, ...
+    virtual BranchObj *getBranchObj();
+    virtual BranchObj *createMapObj(
+        QGraphicsScene *scene); //! Create classic object in GraphicsView
+};
+
+#endif