src/subtitles/xy_overlay_paint_machine.h

   1 #ifndef __XY_OVERLAY_PAINT_MACHINE_47C522B7_4317_441C_A536_5F667DCB0141_H__
   2 #define __XY_OVERLAY_PAINT_MACHINE_47C522B7_4317_441C_A536_5F667DCB0141_H__
   3
   4 #include <boost/shared_ptr.hpp>
   5 class CWord;
   6 typedef ::boost::shared_ptr<CWord> SharedPtrCWord;
   7
   8 struct Overlay;
   9 typedef ::boost::shared_ptr<Overlay> SharedPtrOverlay;
  10
  11 class OverlayPaintMachine;
  12 typedef ::boost::shared_ptr<OverlayPaintMachine> SharedPtrOverlayPaintMachine;
  13
  14 class OverlayKey;
  15 typedef ::boost::shared_ptr<OverlayKey> SharedPtrOverlayKey;
  16
  17 class CWordPaintMachine
  18 {
  19 public:
  20     enum LAYER
  21     {
  22         SHADOW = 0
  23         , OUTLINE
  24         , BODY
  25     };
  26 public:
  27     static void CreatePaintMachines(const SharedPtrCWord& word
  28         , const CPointCoor2& shadow_pos, const CPointCoor2& outline_pos, const CPointCoor2& body_pos
  29         , const CPointCoor2& org
  30         , SharedPtrOverlayPaintMachine *shadow, SharedPtrOverlayPaintMachine *outline, SharedPtrOverlayPaintMachine *body);
  31
  32     static void PaintBody(const SharedPtrCWord& word, const CPointCoor2& p, const CPointCoor2& org, SharedPtrOverlay* overlay);
  33
  34     void Paint(LAYER layer, SharedPtrOverlay* overlay);
  35     const SharedPtrOverlayKey& GetHashKey(LAYER layer);
  36 private:
  37     CWordPaintMachine(){}
  38
  39     void PaintBody(const SharedPtrCWord& word, const CPointCoor2& p, SharedPtrOverlay* overlay);
  40     void PaintOutline(const SharedPtrCWord& word, const CPointCoor2& p, SharedPtrOverlay* overlay);
  41     void PaintShadow(const SharedPtrCWord& word, const CPointCoor2& p, SharedPtrOverlay* overlay);
  42
  43     OverlayKey* CreateBodyOverlayHashKey(const SharedPtrCWord& word, const CPointCoor2& p);
  44     OverlayKey* CreateOutlineOverlayHashKey(const SharedPtrCWord& word, const CPointCoor2& p);
  45     OverlayKey* CreateShadowOverlayHashKey(const SharedPtrCWord& word, const CPointCoor2& p);
  46
  47     SharedPtrCWord m_word;
  48     CPointCoor2 m_shadow_pos, m_outline_pos, m_body_pos;
  49     CPointCoor2 m_trans_org;
  50
  51     SharedPtrOverlayKey m_shadow_key, m_border_key, m_body_key;
  52 };
  53
  54 typedef ::boost::shared_ptr<CWordPaintMachine> SharedCWordPaintMachine;
  55
  56 class OverlayPaintMachine
  57 {
  58 public:
  59     OverlayPaintMachine(const SharedCWordPaintMachine& inner_paint_machine, CWordPaintMachine::LAYER layer)
  60         : m_inner_paint_machine(inner_paint_machine)
  61         , m_layer(layer) {}
  62
  63     void Paint(SharedPtrOverlay* overlay);
  64     CRectCoor2 CalcDirtyRect();//return a 8x8 supersampled rect
  65     const SharedPtrOverlayKey& GetHashKey();
  66 private:
  67     SharedCWordPaintMachine m_inner_paint_machine;
  68     CWordPaintMachine::LAYER m_layer;
  69
  70     SharedPtrOverlay m_overlay;
  71 };
  72
  73
  74 #endif // __XY_OVERLAY_PAINT_MACHINE_47C522B7_4317_441C_A536_5F667DCB0141_H__