52a3801208
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@10 a95241bf-73f2-0310-859d-f6bbb57e9c96
138 lines
4.5 KiB
C++
138 lines
4.5 KiB
C++
/*****************************************************************************/
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// DirectWindow.h
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//
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// A "client window class for direct screen access."
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//
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//
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// Copyright (c) 2001 OpenBeOS Project
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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/*****************************************************************************/
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#ifndef GAME_KIT_DIRECT_WINDOW
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#define GAME_KIT_DIRECT_WINDOW
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#include <Region.h>
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#include <Window.h>
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class BDirectDriver;
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// State of the direct access when called back through DirectConnected.
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enum direct_buffer_state
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{
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B_DIRECT_MODE_MASK = 15,
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B_DIRECT_START = 0,
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B_DIRECT_STOP = 1,
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B_DIRECT_MODIFY = 2,
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B_CLIPPING_MODIFIED = 16,
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B_BUFFER_RESIZED = 32,
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B_BUFFER_MOVED = 64,
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B_BUFFER_RESET = 128
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};
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// State of the direct driver and its hooks functions.
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enum direct_driver_state
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{
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B_DRIVER_CHANGED = 0x0001,
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B_MODE_CHANGED = 0x0002
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};
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// Frame buffer access descriptor.
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typedef struct
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{
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direct_buffer_state buffer_state;
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direct_driver_state driver_state;
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void *bits;
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void *pci_bits;
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int32 bytes_per_row;
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uint32 bits_per_pixel;
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color_space pixel_format;
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buffer_layout layout;
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buffer_orientation orientation;
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uint32 _reserved[9];
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uint32 _dd_type_;
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uint32 _dd_token_;
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uint32 clip_list_count;
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clipping_rect window_bounds;
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clipping_rect clip_bounds;
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clipping_rect clip_list[1];
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} direct_buffer_info;
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class BDirectWindow : public BWindow
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{
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public:
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// Construction and destruction.
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BDirectWindow( BRect frame, const char* pTitle, window_type type,
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uint32 flags, uint32 workspace = B_CURRENT_WORKSPACE );
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BDirectWindow( BRect frame, const char* pTitle, window_look look,
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window_feel feel, uint32 flags, uint32 workspace = B_CURRENT_WORKSPACE );
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virtual ~BDirectWindow();
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// Save and restore.
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static BArchivable* Instantiate( BMessage* pData );
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virtual status_t Archive( BMessage *data, bool deep = true ) const;
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virtual void DirectConnected( direct_buffer_info* pInfo );
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status_t GetClippingRegion( BRegion* pRegion, BPoint* pOrigin = NULL ) const;
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status_t SetFullScreen( bool enable );
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bool IsFullScreen() const;
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static bool SupportsWindowMode( screen_id = B_MAIN_SCREEN_ID );
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// Defined for future extension (fragile base class). Otherwise
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// identical to BWindow.
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virtual void Quit();
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virtual void DispatchMessage( BMessage* pMessage, BHandler* pHandler );
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virtual void MessageReceived( BMessage* pMessage );
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virtual void FrameMoved( BPoint new_position );
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virtual void WorkspacesChanged( uint32 old_workspace, uint32 new_workspace );
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virtual void WorkspaceActivated( int32 workspace, bool state );
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virtual void FrameResized( float new_width, float new_height );
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virtual void Minimize( bool minimize );
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virtual void Zoom( BPoint rec_position, float rec_width, float rec_height );
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virtual void ScreenChanged( BRect screen_size, color_space depth );
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virtual void MenusBeginning();
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virtual void MenusEnded();
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virtual void WindowActivated( bool state );
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virtual void Show();
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virtual void Hide();
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virtual status_t GetSupportedSuites( BMessage* pData );
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virtual status_t Perform( perform_code performCode, void* pArg );
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virtual BHandler * ResolveSpecifier( BMessage* pMsg, int32 index,
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BMessage* pSpecifier, int32 form, const char* pProperty );
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private:
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// No copying allowed.
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BDirectWindow();
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BDirectWindow( BDirectWindow& );
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BDirectWindow& operator=( BDirectWindow& );
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private:
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// Fill in all the particulars relating to our implementation,
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// once we know what they're going to be, here.
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}
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#endif // GAME_KIT_DIRECT_WINDOW
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