scintilla/src/Decoration.h

   1 /** @file Decoration.h
   2  ** Visual elements added over text.
   3  **/
   4 // Copyright 1998-2007 by Neil Hodgson <neilh@scintilla.org>
   5 // The License.txt file describes the conditions under which this software may be distributed.
   6
   7 #ifndef DECORATION_H
   8 #define DECORATION_H
   9
  10 #ifdef SCI_NAMESPACE
  11 namespace Scintilla {
  12 #endif
  13
  14 class Decoration {
  15 public:
  16         Decoration *next;
  17         RunStyles rs;
  18         int indicator;
  19
  20         explicit Decoration(int indicator_);
  21         ~Decoration();
  22
  23         bool Empty() const;
  24 };
  25
  26 class DecorationList {
  27         int currentIndicator;
  28         int currentValue;
  29         Decoration *current;
  30         int lengthDocument;
  31         Decoration *DecorationFromIndicator(int indicator);
  32         Decoration *Create(int indicator, int length);
  33         void Delete(int indicator);
  34         void DeleteAnyEmpty();
  35 public:
  36         Decoration *root;
  37         bool clickNotified;
  38
  39         DecorationList();
  40         ~DecorationList();
  41
  42         void SetCurrentIndicator(int indicator);
  43         int GetCurrentIndicator() const { return currentIndicator; }
  44
  45         void SetCurrentValue(int value);
  46         int GetCurrentValue() const { return currentValue; }
  47
  48         // Returns true if some values may have changed
  49         bool FillRange(int &position, int value, int &fillLength);
  50
  51         void InsertSpace(int position, int insertLength);
  52         void DeleteRange(int position, int deleteLength);
  53
  54         int AllOnFor(int position) const;
  55         int ValueAt(int indicator, int position);
  56         int Start(int indicator, int position);
  57         int End(int indicator, int position);
  58 };
  59
  60 #ifdef SCI_NAMESPACE
  61 }
  62 #endif
  63
  64 #endif