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// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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//
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#include <fntstore.h>
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#include <bitmap.h>
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#include <bitstd.h>
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#include <bitdev.h>
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#include "BITPANIC.H"
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#include <graphicsaccelerator.h>
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#include <bitdraw.h>
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#include <graphics/fbsrasterizer.h>
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/**
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Copies a rectangle.
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The function provides a concrete implementation of the pure virtual
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function <code>CBitmapContext::CopyRect()</code>. The function
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behaviour is the same as documented in that class.
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*/
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EXPORT_C void CFbsBitGc::CopyRect(const TPoint& aOffset,const TRect& aRect)
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{
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if(CheckDevice(aRect) || aRect.IsEmpty() || aOffset == TPoint(0,0))
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return;
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CFbsDrawDevice* drawDevice = iDevice->iDrawDevice;
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TRect deviceRect;
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drawDevice->GetDrawRect(deviceRect);
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const TPoint back(TPoint(0,0)-aOffset);
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TRect rcpy(aRect);
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rcpy.Move(iOrigin);
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rcpy.Intersection(deviceRect);
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((TRegion*)iDefaultRegionPtr)->Sort(aOffset);
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TRect clippedBoundingRect(rcpy);
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clippedBoundingRect.Move(aOffset);
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AddRect(clippedBoundingRect);
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clippedBoundingRect.BoundingRect(rcpy);
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if(!clippedBoundingRect.Intersects(iUserClipRect))
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return;
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SetupDevice();
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iDevice->DrawingBegin();
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const TInt limit=iDefaultRegionPtr->Count();
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for(TInt count=0;count<limit;count++)
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{
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iClipRect=(*iDefaultRegionPtr)[count];
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if(UserClipRect(iClipRect))
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continue;
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iClipRect.Move(back);
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if(!iClipRect.Intersects(rcpy))
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continue;
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iClipRect.Intersection(rcpy);
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TDrawMode drawMode = iDrawMode;
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iDrawMode = EDrawModeWriteAlpha;
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DoCopyRect(aOffset,iClipRect);
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iDrawMode = drawMode; // restore the previous draw mode
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iClipRect.Move(aOffset);
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drawDevice->UpdateRegion(iClipRect);
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}
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iDevice->DrawingEnd();
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}
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void CFbsBitGc::DoCopyRect(const TPoint& aOffset,const TRect& rect)
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{
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CFbsDrawDevice* drawDevice = iDevice->iDrawDevice;
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#ifdef _DEBUG
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TRect deviceRect;
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drawDevice->GetDrawRect(deviceRect);
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#endif
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BG_ASSERT_DEBUG(rect.iTl.iX >= deviceRect.iTl.iX, EBitgdiPanicOutOfBounds);
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BG_ASSERT_DEBUG(rect.iTl.iY >= deviceRect.iTl.iY, EBitgdiPanicOutOfBounds);
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BG_ASSERT_DEBUG(rect.iBr.iX <= deviceRect.iBr.iX, EBitgdiPanicOutOfBounds);
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BG_ASSERT_DEBUG(rect.iBr.iY <= deviceRect.iBr.iY, EBitgdiPanicOutOfBounds);
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TRect offrect(rect);
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offrect.Move(aOffset);
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BG_ASSERT_DEBUG(offrect.iTl.iX >= deviceRect.iTl.iX, EBitgdiPanicOutOfBounds);
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BG_ASSERT_DEBUG(offrect.iTl.iY >= deviceRect.iTl.iY, EBitgdiPanicOutOfBounds);
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BG_ASSERT_DEBUG(offrect.iBr.iX <= deviceRect.iBr.iX, EBitgdiPanicOutOfBounds);
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BG_ASSERT_DEBUG(offrect.iBr.iY <= deviceRect.iBr.iY, EBitgdiPanicOutOfBounds);
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TInt y1 = rect.iTl.iY,y2 = rect.iBr.iY,yinc = 1; // default y2>y1
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if (aOffset.iY > 0) // y1>y2
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{
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y1 = rect.iBr.iY - 1;
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y2 = rect.iTl.iY - 1;
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yinc = -1;
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}
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const TInt width = rect.Width();
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const TInt xoffset = rect.iTl.iX + aOffset.iX;
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const TDisplayMode dispMode = ScanLineBufferDisplayMode(drawDevice);
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TUint32* scanLineBuffer = drawDevice->ScanLineBuffer();
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for (TInt row = y1; row != y2; row += yinc)
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{
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drawDevice->ReadLine(rect.iTl.iX,row,width,scanLineBuffer,dispMode);
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drawDevice->WriteLine(xoffset,row + aOffset.iY,width, scanLineBuffer,iDrawMode);
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}
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}
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/**
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Draws and fills a rectangle.
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The function provides a concrete implementation of the pure virtual
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function <code>CGraphicsContext::DrawRect()</code>. The function
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behaviour is the same as documented in that class.
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*/
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EXPORT_C void CFbsBitGc::DrawRect(const TRect& aRect)
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{
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if (CheckDevice(aRect))
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return;
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TRect rcpy(aRect);
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TRect clippedBoundingRect(rcpy);
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clippedBoundingRect.Move(iOrigin);
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clippedBoundingRect.Grow((iPenSize.iWidth >> 1) + 1,(iPenSize.iHeight >> 1) + 1);
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if(!clippedBoundingRect.Intersects(iUserClipRect))
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return;
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CGraphicsAccelerator* ga = GraphicsAccelerator();
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SetupDevice();
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iDevice->DrawingBegin();
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iBrushBitmap.BeginDataAccess();
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CFbsRasterizer* brushRasterizer = PrepareRasterizerForExtendedBitmap(iBrushBitmap);
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if (iPenSize.iWidth == 1 && iPenSize.iHeight == 1 && iPenStyle != ENullPen)
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{
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const TInt width = rcpy.Width();
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const TInt height = rcpy.Height();
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const TPoint currentLinePosition = iLinePosition;
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if (iPenStyle != ESolidPen)
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iDotParam = 0;
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if (width)
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DoDrawLine(rcpy.iTl,TPoint(rcpy.iBr.iX,rcpy.iTl.iY),ETrue); // top
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if (height > 2 && width > 1)
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DoDrawLine(TPoint(rcpy.iBr.iX-1,rcpy.iTl.iY+1),TPoint(rcpy.iBr.iX-1,rcpy.iBr.iY-1),ETrue); // right
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if (width && height > 1)
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DoDrawLine(TPoint(rcpy.iBr.iX-1,rcpy.iBr.iY-1),TPoint(rcpy.iTl.iX-1,rcpy.iBr.iY-1),ETrue); // bottom
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if (height > 2)
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DoDrawLine(TPoint(rcpy.iTl.iX,rcpy.iBr.iY-2),rcpy.iTl,ETrue); // left
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// Restore internal line position in case it has been modified by DoDrawLine().
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// DrawRect() should not be modifying it.
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iLinePosition = currentLinePosition;
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if (width < 3 || height < 3)
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goto nofill;
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rcpy.Shrink(1,1);
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rcpy.Move(iOrigin);
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}
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else if (iPenStyle != ENullPen && (iPenSize.iWidth >= 1 && iPenSize.iHeight >= 1))
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{
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rcpy.Move(iOrigin);
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const TBrushStyle tempbrushstyle = iBrushStyle;
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iBrushStyle = ESolidBrush;
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const TRgb tempbrushColor = iBrushColor;
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iBrushColor = iPenColor;
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const CGraphicsContext::TDrawMode tempdrawmode = iDrawMode;
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if(iDrawMode != CGraphicsContext::EDrawModeWriteAlpha)
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{
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iDrawMode = CGraphicsContext::EDrawModePEN;
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}
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const TInt halfpenwidth = (iPenSize.iWidth - 1) >> 1;
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const TInt halfpenheight = (iPenSize.iHeight - 1) >> 1;
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const TInt otherhalfwidth = (iPenSize.iWidth >> 1) + 1;
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const TInt otherhalfheight = (iPenSize.iHeight >> 1) + 1;
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rcpy.iBr.iX--;
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rcpy.iBr.iY--;
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if (rcpy.iBr.iY - rcpy.iTl.iY <= iPenSize.iHeight + 1 || rcpy.iBr.iX - rcpy.iTl.iX <= iPenSize.iWidth + 1)
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{
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rcpy.iTl.iX -= halfpenwidth;
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rcpy.iTl.iY -= halfpenheight;
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rcpy.iBr.iX += otherhalfwidth;
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rcpy.iBr.iY += otherhalfheight;
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RectFill(rcpy);
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iBrushStyle = tempbrushstyle;
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iBrushColor = tempbrushColor;
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iDrawMode = tempdrawmode;
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goto nofill;
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}
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else
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{
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RectFill(TRect(rcpy.iTl.iX - halfpenwidth,rcpy.iTl.iY - halfpenheight,rcpy.iBr.iX + otherhalfwidth,rcpy.iTl.iY + otherhalfheight)); // top
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RectFill(TRect(rcpy.iTl.iX - halfpenwidth,rcpy.iTl.iY + otherhalfheight,rcpy.iTl.iX + otherhalfwidth,rcpy.iBr.iY - halfpenheight)); // left
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RectFill(TRect(rcpy.iBr.iX - halfpenwidth,rcpy.iTl.iY + otherhalfheight,rcpy.iBr.iX + otherhalfwidth,rcpy.iBr.iY - halfpenheight)); // right
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RectFill(TRect(rcpy.iTl.iX - halfpenwidth,rcpy.iBr.iY - halfpenheight,rcpy.iBr.iX + otherhalfwidth,rcpy.iBr.iY + otherhalfheight)); // bottom
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rcpy.iTl.iX += otherhalfwidth;
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rcpy.iTl.iY += otherhalfheight;
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rcpy.iBr.iX -= halfpenwidth;
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rcpy.iBr.iY -= halfpenheight;
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iBrushStyle = tempbrushstyle;
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iBrushColor = tempbrushColor;
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iDrawMode = tempdrawmode;
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}
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}
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else
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rcpy.Move(iOrigin);
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//use Graphics accelerator if available
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if(ga)
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{
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TInt i = -1;
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//Draw rect
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if(iPenStyle == ENullPen && iShadowMode == CFbsDrawDevice::ENoShadow)
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{
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if(iBrushStyle == ESolidBrush )
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{
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// EDrawModePEN and EDrawModeWriteAlpha mode should use the same method when
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// (1) solid brush with opaque color is used. Or
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// (2) solid brush with transparent color is used but display mode is
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// other than EColor64K, EColor16MU, EColor16MA, EColor16MAP.
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// in the same way as the software implemantation does and calls WriteRgbMulti method.
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if(iDrawMode == EDrawModeWriteAlpha)
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{
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i = 0;
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}
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else if(iDrawMode == EDrawModePEN)
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{
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if(iBrushColor.Alpha() == 255)
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{
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i = 0;
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}
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else
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{
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TDisplayMode dispMode = iDevice->DisplayMode();
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if(dispMode != EColor64K && dispMode != EColor16MU && dispMode != EColor16MA && dispMode != EColor16MAP)
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{
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i = 0;
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}
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}
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}
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//Invert color
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else if(iDrawMode == EDrawModeNOTSCREEN)
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{
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i = 1;
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}
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}
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//use a patter brush
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else if(iBrushStyle == EPatternedBrush)
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{
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i = 2;
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}
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}
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if(i != -1)
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{
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TInt gaOperationResult = KErrUnknown;
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iDevice->DrawingEnd();
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const TInt limit=iDefaultRegionPtr->Count();
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for (TInt count = 0; count < limit; count++)
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{
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iClipRect = (*iDefaultRegionPtr)[count];
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if (!iClipRect.Intersects(rcpy))
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continue;
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iClipRect.Intersection(rcpy);
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if (UserClipRect(iClipRect))
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continue;
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switch(i)
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{
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case 0:
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gaOperationResult = ga->Operation(TGopFilledRect(iClipRect,iBrushColor));
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break;
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case 1:
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gaOperationResult = ga->Operation(TGopInvertRect(iClipRect));
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break;
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case 2:
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CFbsBitmap* brushbitmap = (CFbsBitmap*)&iBrushBitmap;
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BG_ASSERT_ALWAYS(iBrushUsed,EBitgdiPanicInvalidBitmap);
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BG_ASSERT_ALWAYS(brushbitmap != NULL,EBitgdiPanicInvalidBitmap);
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TAcceleratedBitmapSpec brushBitmapSpec(brushbitmap);
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TGopFillPattern gopFillPattern;
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|
311 |
gopFillPattern.iBitmap = brushBitmapSpec;
|
sl@0
|
312 |
gopFillPattern.iOrigin = iBrushOrigin;
|
sl@0
|
313 |
gaOperationResult = ga->Operation(TGopFilledRectWithPattern(iClipRect,gopFillPattern));
|
sl@0
|
314 |
break;
|
sl@0
|
315 |
}
|
sl@0
|
316 |
if(gaOperationResult != KErrNone)
|
sl@0
|
317 |
break;
|
sl@0
|
318 |
}
|
sl@0
|
319 |
if(gaOperationResult == KErrNone)
|
sl@0
|
320 |
goto finish;
|
sl@0
|
321 |
iDevice->DrawingBegin();
|
sl@0
|
322 |
}
|
sl@0
|
323 |
}
|
sl@0
|
324 |
|
sl@0
|
325 |
RectFill(rcpy);
|
sl@0
|
326 |
|
sl@0
|
327 |
nofill:
|
sl@0
|
328 |
iDevice->DrawingEnd();
|
sl@0
|
329 |
finish:
|
sl@0
|
330 |
if (brushRasterizer)
|
sl@0
|
331 |
{
|
sl@0
|
332 |
brushRasterizer->EndBitmap(iBrushBitmap.SerialNumber());
|
sl@0
|
333 |
}
|
sl@0
|
334 |
iBrushBitmap.EndDataAccess(ETrue);
|
sl@0
|
335 |
}
|
sl@0
|
336 |
|
sl@0
|
337 |
// if iBrushBitmap is an extended bitmap, PrepareRasterizerForExtendedBitmap() must have been called before this method
|
sl@0
|
338 |
void CFbsBitGc::RectFill(const TRect& aRect)
|
sl@0
|
339 |
{
|
sl@0
|
340 |
if (aRect.IsEmpty() || iBrushStyle == ENullBrush)
|
sl@0
|
341 |
return;
|
sl@0
|
342 |
|
sl@0
|
343 |
CFbsDrawDevice* drawDevice = iDevice->iDrawDevice;
|
sl@0
|
344 |
|
sl@0
|
345 |
AddRect(aRect);
|
sl@0
|
346 |
|
sl@0
|
347 |
const TPoint origin = iOrigin + iBrushOrigin;
|
sl@0
|
348 |
|
sl@0
|
349 |
const TInt limit=iDefaultRegionPtr->Count();
|
sl@0
|
350 |
for (TInt count = 0; count < limit; count++)
|
sl@0
|
351 |
{
|
sl@0
|
352 |
iClipRect = (*iDefaultRegionPtr)[count];
|
sl@0
|
353 |
if (!iClipRect.Intersects(aRect))
|
sl@0
|
354 |
continue;
|
sl@0
|
355 |
|
sl@0
|
356 |
iClipRect.Intersection(aRect);
|
sl@0
|
357 |
if (UserClipRect(iClipRect))
|
sl@0
|
358 |
continue;
|
sl@0
|
359 |
|
sl@0
|
360 |
#ifdef _DEBUG
|
sl@0
|
361 |
TRect deviceRect;
|
sl@0
|
362 |
drawDevice->GetDrawRect(deviceRect);
|
sl@0
|
363 |
#endif
|
sl@0
|
364 |
BG_ASSERT_DEBUG(iClipRect.iTl.iX >= deviceRect.iTl.iX, EBitgdiPanicOutOfBounds);
|
sl@0
|
365 |
BG_ASSERT_DEBUG(iClipRect.iTl.iY >= deviceRect.iTl.iY, EBitgdiPanicOutOfBounds);
|
sl@0
|
366 |
BG_ASSERT_DEBUG(iClipRect.iBr.iX <= deviceRect.iBr.iX, EBitgdiPanicOutOfBounds);
|
sl@0
|
367 |
BG_ASSERT_DEBUG(iClipRect.iBr.iY <= deviceRect.iBr.iY, EBitgdiPanicOutOfBounds);
|
sl@0
|
368 |
|
sl@0
|
369 |
TInt xcoord = iClipRect.iTl.iX;
|
sl@0
|
370 |
TInt ycoord = iClipRect.iTl.iY;
|
sl@0
|
371 |
|
sl@0
|
372 |
|
sl@0
|
373 |
switch(iBrushStyle)
|
sl@0
|
374 |
{
|
sl@0
|
375 |
case ESolidBrush:
|
sl@0
|
376 |
drawDevice->WriteRgbMulti(iClipRect.iTl.iX,iClipRect.iTl.iY,
|
sl@0
|
377 |
iClipRect.Width(),iClipRect.Height(),iBrushColor,iDrawMode);
|
sl@0
|
378 |
break;
|
sl@0
|
379 |
case EPatternedBrush:
|
sl@0
|
380 |
{
|
sl@0
|
381 |
CBitwiseBitmap* brushbitmap = iBrushBitmap.Address();
|
sl@0
|
382 |
BG_ASSERT_ALWAYS(iBrushUsed,EBitgdiPanicInvalidBitmap);
|
sl@0
|
383 |
BG_ASSERT_ALWAYS(brushbitmap != NULL,EBitgdiPanicInvalidBitmap);
|
sl@0
|
384 |
|
sl@0
|
385 |
TRect sourcerect(iClipRect);
|
sl@0
|
386 |
sourcerect.Move(-origin);
|
sl@0
|
387 |
DoBitBlt(iClipRect.iTl,brushbitmap,iBrushBitmap.DataAddress(),iBrushBitmap.DataStride(),sourcerect);
|
sl@0
|
388 |
break;
|
sl@0
|
389 |
}
|
sl@0
|
390 |
case EHorizontalHatchBrush:
|
sl@0
|
391 |
drawDevice->WriteRgbMulti(iClipRect.iTl.iX,iClipRect.iTl.iY,
|
sl@0
|
392 |
iClipRect.Width(),iClipRect.Height(),iBrushColor,iDrawMode);
|
sl@0
|
393 |
while (Abs((ycoord - origin.iY) % 3) != 2)
|
sl@0
|
394 |
ycoord++;
|
sl@0
|
395 |
for (; ycoord < iClipRect.iBr.iY; ycoord += 3)
|
sl@0
|
396 |
drawDevice->WriteRgbMulti(iClipRect.iTl.iX,ycoord,iClipRect.Width(),1,iPenColor,iDrawMode);
|
sl@0
|
397 |
break;
|
sl@0
|
398 |
case EVerticalHatchBrush:
|
sl@0
|
399 |
drawDevice->WriteRgbMulti(iClipRect.iTl.iX,iClipRect.iTl.iY,
|
sl@0
|
400 |
iClipRect.Width(),iClipRect.Height(),iBrushColor,iDrawMode);
|
sl@0
|
401 |
while (Abs((xcoord - origin.iX) % 3) != 2)
|
sl@0
|
402 |
xcoord++;
|
sl@0
|
403 |
for (; xcoord < iClipRect.iBr.iX; xcoord += 3)
|
sl@0
|
404 |
drawDevice->WriteRgbMulti(xcoord,iClipRect.iTl.iY,1,iClipRect.Height(),iPenColor,iDrawMode);
|
sl@0
|
405 |
break;
|
sl@0
|
406 |
case ESquareCrossHatchBrush:
|
sl@0
|
407 |
drawDevice->WriteRgbMulti(iClipRect.iTl.iX,iClipRect.iTl.iY,
|
sl@0
|
408 |
iClipRect.Width(),iClipRect.Height(),iBrushColor,iDrawMode);
|
sl@0
|
409 |
while (Abs((ycoord - origin.iY) % 3) != 2)
|
sl@0
|
410 |
ycoord++;
|
sl@0
|
411 |
for (; ycoord < iClipRect.iBr.iY; ycoord += 3) // horizontal lines
|
sl@0
|
412 |
drawDevice->WriteRgbMulti(iClipRect.iTl.iX,ycoord,iClipRect.Width(),1,iPenColor,iDrawMode);
|
sl@0
|
413 |
|
sl@0
|
414 |
ycoord = iClipRect.iTl.iY;
|
sl@0
|
415 |
while (Abs((ycoord - origin.iY) % 3) != 2 && ycoord < iClipRect.iBr.iY) // above the top horizontal line
|
sl@0
|
416 |
{
|
sl@0
|
417 |
xcoord = iClipRect.iTl.iX;
|
sl@0
|
418 |
while (Abs((xcoord - origin.iX) % 3) != 2)
|
sl@0
|
419 |
xcoord++;
|
sl@0
|
420 |
for (; xcoord < iClipRect.iBr.iX; xcoord += 3)
|
sl@0
|
421 |
drawDevice->WriteRgb(xcoord,ycoord,iPenColor,iDrawMode);
|
sl@0
|
422 |
ycoord++;
|
sl@0
|
423 |
}
|
sl@0
|
424 |
|
sl@0
|
425 |
ycoord += 3;
|
sl@0
|
426 |
for (; ycoord < iClipRect.iBr.iY; ycoord += 3) // between the top and bottom horizontals
|
sl@0
|
427 |
{
|
sl@0
|
428 |
xcoord = iClipRect.iTl.iX;
|
sl@0
|
429 |
while (Abs((xcoord - origin.iX) % 3) != 2)
|
sl@0
|
430 |
xcoord++;
|
sl@0
|
431 |
for (; xcoord < iClipRect.iBr.iX; xcoord += 3)
|
sl@0
|
432 |
drawDevice->WriteRgbMulti(xcoord,ycoord - 2,1,2,iPenColor,iDrawMode);
|
sl@0
|
433 |
}
|
sl@0
|
434 |
|
sl@0
|
435 |
ycoord -= 3;
|
sl@0
|
436 |
while (ycoord < iClipRect.iBr.iY) // below the bottom horizontal
|
sl@0
|
437 |
{
|
sl@0
|
438 |
xcoord = iClipRect.iTl.iX;
|
sl@0
|
439 |
while (Abs((xcoord - origin.iX) % 3) != 2)
|
sl@0
|
440 |
xcoord++;
|
sl@0
|
441 |
for (; xcoord < iClipRect.iBr.iX; xcoord += 3)
|
sl@0
|
442 |
drawDevice->WriteRgb(xcoord,ycoord,iPenColor,iDrawMode);
|
sl@0
|
443 |
ycoord++;
|
sl@0
|
444 |
}
|
sl@0
|
445 |
break;
|
sl@0
|
446 |
case EForwardDiagonalHatchBrush:
|
sl@0
|
447 |
drawDevice->WriteRgbMulti(iClipRect.iTl.iX,iClipRect.iTl.iY,
|
sl@0
|
448 |
iClipRect.Width(),iClipRect.Height(),iBrushColor,iDrawMode);
|
sl@0
|
449 |
for (; ycoord < iClipRect.iBr.iY; ycoord++)
|
sl@0
|
450 |
{
|
sl@0
|
451 |
xcoord = iClipRect.iTl.iX;
|
sl@0
|
452 |
TInt diff = (origin.iX + origin.iY - xcoord - ycoord) % 3;
|
sl@0
|
453 |
if (diff < 0)
|
sl@0
|
454 |
diff += 3;
|
sl@0
|
455 |
xcoord += diff;
|
sl@0
|
456 |
for (; xcoord < iClipRect.iBr.iX; xcoord += 3)
|
sl@0
|
457 |
drawDevice->WriteRgb(xcoord,ycoord,iPenColor,iDrawMode);
|
sl@0
|
458 |
}
|
sl@0
|
459 |
break;
|
sl@0
|
460 |
case ERearwardDiagonalHatchBrush:
|
sl@0
|
461 |
drawDevice->WriteRgbMulti(iClipRect.iTl.iX,iClipRect.iTl.iY,
|
sl@0
|
462 |
iClipRect.Width(),iClipRect.Height(),iBrushColor,iDrawMode);
|
sl@0
|
463 |
for (; ycoord < iClipRect.iBr.iY; ycoord++)
|
sl@0
|
464 |
{
|
sl@0
|
465 |
xcoord = iClipRect.iTl.iX;
|
sl@0
|
466 |
TInt diff = (origin.iX - origin.iY - xcoord + ycoord) % 3;
|
sl@0
|
467 |
if (diff < 0)
|
sl@0
|
468 |
diff += 3;
|
sl@0
|
469 |
xcoord += diff;
|
sl@0
|
470 |
for (; xcoord < iClipRect.iBr.iX; xcoord += 3)
|
sl@0
|
471 |
drawDevice->WriteRgb(xcoord,ycoord,iPenColor,iDrawMode);
|
sl@0
|
472 |
}
|
sl@0
|
473 |
break;
|
sl@0
|
474 |
case EDiamondCrossHatchBrush:
|
sl@0
|
475 |
{
|
sl@0
|
476 |
drawDevice->WriteRgbMulti(iClipRect.iTl.iX,iClipRect.iTl.iY,
|
sl@0
|
477 |
iClipRect.Width(),iClipRect.Height(),iBrushColor,iDrawMode);
|
sl@0
|
478 |
TInt sum = xcoord + ycoord - origin.iX - origin.iY;
|
sl@0
|
479 |
for (; ycoord < iClipRect.iBr.iY; ycoord++,sum++)
|
sl@0
|
480 |
{
|
sl@0
|
481 |
TInt currentsum = sum;
|
sl@0
|
482 |
for (xcoord = iClipRect.iTl.iX; xcoord < iClipRect.iBr.iX; xcoord++,currentsum++)
|
sl@0
|
483 |
{
|
sl@0
|
484 |
if((currentsum & 1) == 0 && ((currentsum & 3) != 0 || ((xcoord-origin.iX) & 1) == 1))
|
sl@0
|
485 |
drawDevice->WriteRgb(xcoord,ycoord,iPenColor,iDrawMode);
|
sl@0
|
486 |
}
|
sl@0
|
487 |
}
|
sl@0
|
488 |
break;
|
sl@0
|
489 |
}
|
sl@0
|
490 |
default:
|
sl@0
|
491 |
return;
|
sl@0
|
492 |
}
|
sl@0
|
493 |
|
sl@0
|
494 |
drawDevice->UpdateRegion(iClipRect);
|
sl@0
|
495 |
}
|
sl@0
|
496 |
}
|
sl@0
|
497 |
|