289 lines
9.0 KiB
C
289 lines
9.0 KiB
C
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//------------------------------------------------------------------------------
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// Copyright (c) 2001-2002, Haiku, Inc.
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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 in
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// 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 OR
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// 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 THE
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// 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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// File Name: DisplayDriver.h
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// Authors: DarkWyrm <bpmagic@columbus.rr.com>
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// Gabe Yoder <gyoder@stny.rr.com>
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// Stephan Aßmus <superstippi@gmx.de>
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//
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// Description: Abstract class which handles all graphics output
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// for the server
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//
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//------------------------------------------------------------------------------
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#ifndef _DISPLAY_DRIVER_PAINTER_H_
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#define _DISPLAY_DRIVER_PAINTER_H_
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#include "DisplayDriver.h"
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class DisplayDriverPainter : public DisplayDriver {
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public:
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DisplayDriverPainter();
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virtual ~DisplayDriverPainter();
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// when implementing, be sure to call the inherited version
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virtual bool Initialize();
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virtual void Shutdown();
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// drawing functions
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virtual void CopyBits( const BRect &src,
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const BRect &dest,
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const DrawData *d);
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virtual void CopyRegion( BRegion *src,
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const BPoint &lefttop);
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virtual void CopyRegionList( BList* list,
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BList* pList,
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int32 rCount,
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BRegion* clipReg);
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virtual void InvertRect( const BRect &r);
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virtual void DrawBitmap( BRegion *region,
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ServerBitmap *bitmap,
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const BRect &source,
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const BRect &dest,
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const DrawData *d);
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virtual void FillArc( const BRect &r,
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const float &angle,
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const float &span,
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const DrawData *d);
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virtual void FillBezier( BPoint *pts,
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const DrawData *d);
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virtual void FillEllipse( const BRect &r,
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const DrawData *d);
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virtual void FillPolygon( BPoint *ptlist,
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int32 numpts,
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const BRect &bounds,
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const DrawData *d);
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virtual void FillRect( const BRect &r,
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const RGBColor &color);
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virtual void FillRect( const BRect &r,
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const DrawData *d);
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virtual void FillRegion( BRegion &r,
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const DrawData *d);
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virtual void FillRoundRect( const BRect &r,
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const float &xrad,
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const float &yrad,
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const DrawData *d);
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virtual void FillShape( const BRect &bounds,
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const int32 &opcount,
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const int32 *oplist,
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const int32 &ptcount,
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const BPoint *ptlist,
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const DrawData *d);
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virtual void FillTriangle( BPoint *pts,
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const BRect &bounds,
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const DrawData *d);
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virtual void StrokeArc( const BRect &r,
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const float &angle,
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const float &span,
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const DrawData *d);
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virtual void StrokeBezier( BPoint *pts,
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const DrawData *d);
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virtual void StrokeEllipse( const BRect &r,
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const DrawData *d);
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// this version used by Decorator
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virtual void StrokeLine( const BPoint &start,
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const BPoint &end,
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const RGBColor &color);
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virtual void StrokeLine( const BPoint &start,
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const BPoint &end,
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const DrawData *d);
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// this version used by Decorator
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virtual void StrokePoint( const BPoint &pt,
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const RGBColor &color);
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virtual void StrokePoint( const BPoint &pt,
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const DrawData *d);
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virtual void StrokePolygon( BPoint *ptlist,
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int32 numpts,
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const BRect &bounds,
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const DrawData *d,
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bool is_closed=true);
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// this version used by Decorator
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virtual void StrokeRect( const BRect &r,
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const RGBColor &color);
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virtual void StrokeRect( const BRect &r,
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const DrawData *d);
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virtual void StrokeRegion( BRegion &r,
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const DrawData *d);
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virtual void StrokeRoundRect(const BRect &r,
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const float &xrad,
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const float &yrad,
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const DrawData *d);
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virtual void StrokeShape( const BRect &bounds,
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const int32 &opcount,
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const int32 *oplist,
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const int32 &ptcount,
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const BPoint *ptlist,
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const DrawData *d);
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virtual void StrokeTriangle( BPoint *pts,
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const BRect &bounds,
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const DrawData *d);
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// Font-related calls
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// DrawData is NOT const because this call updates the pen position in the passed DrawData
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virtual void DrawString( const char *string,
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const int32 &length,
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const BPoint &pt,
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DrawData *d);
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virtual void DrawString( const char *string,
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const int32 &length,
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const BPoint &pt,
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const RGBColor &color,
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escapement_delta *delta=NULL);
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virtual float StringWidth( const char *string,
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int32 length,
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const DrawData *d);
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virtual float StringHeight( const char *string,
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int32 length,
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const DrawData *d);
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virtual void GetBoundingBoxes(const char *string,
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int32 count,
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font_metric_mode mode,
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escapement_delta *delta,
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BRect *rectarray,
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const DrawData *d);
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virtual void GetEscapements( const char *string,
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int32 charcount,
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escapement_delta *delta,
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escapement_delta *escapements,
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escapement_delta *offsets,
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const DrawData *d);
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virtual void GetEdges( const char *string,
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int32 charcount,
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edge_info *edgearray,
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const DrawData *d);
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virtual void GetHasGlyphs( const char *string,
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int32 charcount,
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bool *hasarray);
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virtual void GetTruncatedStrings(const char **instrings,
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const int32 &stringcount,
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const uint32 &mode,
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const float &maxwidth,
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char **outstrings);
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/* virtual void HideCursor();
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virtual bool IsCursorHidden();
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virtual void MoveCursorTo( const float &x,
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const float &y);
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virtual void ShowCursor();
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virtual void ObscureCursor();
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virtual void SetCursor(ServerCursor *cursor);
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BPoint GetCursorPosition();
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virtual bool IsCursorObscured(bool state);*/
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// These two will rarely be implemented by subclasses,
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// but it still needs to be possible
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virtual bool Lock(bigtime_t timeout = B_INFINITE_TIMEOUT);
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virtual void Unlock();
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// display mode access
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virtual void SetMode(const display_mode &mode);
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void GetMode(display_mode *mode);
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inline const display_mode* DisplayMode() const
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{ return &fDisplayMode; }
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virtual bool DumpToFile(const char *path);
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virtual ServerBitmap* DumpToBitmap();
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virtual void StrokeLineArray(const int32 &numlines,
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const LineArrayData *data,
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const DrawData *d);
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virtual status_t SetDPMSMode(const uint32 &state);
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virtual uint32 DPMSMode() const;
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virtual uint32 DPMSCapabilities() const;
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virtual status_t GetDeviceInfo(accelerant_device_info *info);
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virtual status_t GetModeList(display_mode **mode_list,
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uint32 *count);
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virtual status_t GetPixelClockLimits(display_mode *mode,
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uint32 *low,
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uint32 *high);
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virtual status_t GetTimingConstraints(display_timing_constraints *dtc);
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virtual status_t ProposeMode(display_mode *candidate,
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const display_mode *low,
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const display_mode *high);
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virtual status_t WaitForRetrace(bigtime_t timeout = B_INFINITE_TIMEOUT);
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// needed by CursorHandler
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virtual void CopyBitmap(ServerBitmap *bitmap,
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const BRect &source,
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const BRect &dest,
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const DrawData *d);
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virtual void CopyToBitmap(ServerBitmap *target,
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const BRect &source);
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// This is for drivers which are internally double buffered
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// and calling this will cause the real framebuffer to be updated
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// needed by CursorHandler, (Layer ?)
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virtual void Invalidate(const BRect &r);
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// temporarily virtual - until clipping code is added in DisplayDriver
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// needed by Layer
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virtual void ConstrainClippingRegion(BRegion *reg);
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private:
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Painter fPainter;
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};
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#endif // _DISPLAY_DRIVER_PAINTER_H_
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