1 /* 2 * Copyright 2001-2008, Haiku. 3 * Distributed under the terms of the MIT License. 4 * 5 * Authors: 6 * Stefano Ceccherini <stefano.ceccherini@gmail.com> 7 */ 8 #ifndef _DIRECT_WINDOW_H 9 #define _DIRECT_WINDOW_H 10 11 12 #include <Region.h> 13 #include <Window.h> 14 15 16 enum direct_buffer_state { 17 B_DIRECT_MODE_MASK = 15, 18 19 B_DIRECT_START = 0, 20 B_DIRECT_STOP = 1, 21 B_DIRECT_MODIFY = 2, 22 23 B_CLIPPING_MODIFIED = 16, 24 B_BUFFER_RESIZED = 32, 25 B_BUFFER_MOVED = 64, 26 B_BUFFER_RESET = 128 27 }; 28 29 30 enum direct_driver_state { 31 B_DRIVER_CHANGED = 0x0001, 32 B_MODE_CHANGED = 0x0002 33 }; 34 35 36 typedef struct { 37 direct_buffer_state buffer_state; 38 direct_driver_state driver_state; 39 void *bits; 40 void *pci_bits; 41 int32 bytes_per_row; 42 uint32 bits_per_pixel; 43 color_space pixel_format; 44 buffer_layout layout; 45 buffer_orientation orientation; 46 uint32 _reserved[9]; 47 uint32 _dd_type_; 48 uint32 _dd_token_; 49 uint32 clip_list_count; 50 clipping_rect window_bounds; 51 clipping_rect clip_bounds; 52 clipping_rect clip_list[1]; 53 } direct_buffer_info; 54 55 56 class BDirectWindow : public BWindow { 57 public: 58 BDirectWindow(BRect frame, const char *title, 59 window_type type, uint32 flags, 60 uint32 workspace = B_CURRENT_WORKSPACE); 61 BDirectWindow(BRect frame, const char *title, 62 window_look look, window_feel feel, 63 uint32 flags, 64 uint32 workspace = B_CURRENT_WORKSPACE); 65 virtual ~BDirectWindow(); 66 67 static BArchivable* Instantiate(BMessage *data); 68 virtual status_t Archive(BMessage *data, 69 bool deep = true) const; 70 71 virtual void Quit(); 72 virtual void DispatchMessage(BMessage *message, 73 BHandler *handler); 74 virtual void MessageReceived(BMessage *message); 75 virtual void FrameMoved(BPoint newPosition); 76 virtual void WorkspacesChanged(uint32 oldWorkspaces, 77 uint32 newWorkspaces); 78 virtual void WorkspaceActivated(int32 workspaceIndex, 79 bool state); 80 virtual void FrameResized(float newWidth, float newHeight); 81 virtual void Minimize(bool minimize); 82 virtual void Zoom(BPoint recPosition, float recWidth, 83 float recHeight); 84 virtual void ScreenChanged(BRect screenFrame, 85 color_space depth); 86 virtual void MenusBeginning(); 87 virtual void MenusEnded(); 88 virtual void WindowActivated(bool state); 89 virtual void Show(); 90 virtual void Hide(); 91 virtual BHandler* ResolveSpecifier(BMessage *message, 92 int32 index, BMessage *specifier, 93 int32 form, const char *property); 94 virtual status_t GetSupportedSuites(BMessage *data); 95 virtual status_t Perform(perform_code code, void *arg); 96 97 private: 98 virtual void task_looper(); 99 virtual BMessage* ConvertToMessage(void *raw, int32 code); 100 101 public: 102 virtual void DirectConnected(direct_buffer_info *info); 103 status_t GetClippingRegion(BRegion *region, 104 BPoint *origin = NULL) const; 105 status_t SetFullScreen(bool enable); 106 bool IsFullScreen() const; 107 108 static bool SupportsWindowMode( 109 screen_id id = B_MAIN_SCREEN_ID); 110 111 private: 112 typedef BWindow inherited; 113 114 virtual void _ReservedDirectWindow1(); 115 virtual void _ReservedDirectWindow2(); 116 virtual void _ReservedDirectWindow3(); 117 virtual void _ReservedDirectWindow4(); 118 119 BDirectWindow(); 120 BDirectWindow(BDirectWindow& other); 121 BDirectWindow& operator=(BDirectWindow& other); 122 123 static int32 _daemon_thread(void* arg); 124 int32 _DirectDaemon(); 125 bool _LockDirect() const; 126 void _UnlockDirect() const; 127 128 void _InitData(); 129 void _DisposeData(); 130 131 bool fDaemonKiller; 132 bool fConnectionEnable; 133 bool fIsFullScreen; 134 bool _unused; 135 bool fInDirectConnect; 136 137 int32 fDirectLock; 138 sem_id fDirectSem; 139 uint32 fDirectLockCount; 140 thread_id fDirectLockOwner; 141 char* fDirectLockStack; 142 143 sem_id fDisableSem; 144 sem_id fDisableSemAck; 145 146 uint32 fInitStatus; 147 uint32 fInfoAreaSize; 148 149 uint32 _reserved[2]; 150 151 area_id fClonedClippingArea; 152 area_id fSourceClippingArea; 153 thread_id fDirectDaemonId; 154 direct_buffer_info* fBufferDesc; 155 156 uint32 _more_reserved_[17]; 157 }; 158 159 160 #endif // _DIRECT_WINDOW_H 161