author | William Roberts <williamr@symbian.org> |
Fri, 12 Nov 2010 11:42:24 +0000 | |
branch | RCL_3 |
changeset 66 | 8ee165fddeb6 |
parent 63 | e1987ab3768a |
permissions | -rw-r--r-- |
0
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/* |
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* Copyright (c) 2008 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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*/ |
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|
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#include "HuiCmdBufferBrush.h" |
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#include "HuiFxEffect.h" |
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#include <uiacceltk/HuiBrushArray.h> |
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#include "huicanvasgc.h" |
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#include "huicanvaswsgc.h" |
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#include "huicanvaswshwgc.h" |
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#include "huicanvaspainter.h" |
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#include "huicanvaswspainter.h" |
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CHuiCmdBufferBrush *CHuiCmdBufferBrush::NewL(TInt aLayerId, CHuiCanvasGc &aGc, CHuiCanvasWsGc &aWsGc, CHuiCanvasVisual &aVisual, CHuiCanvasPainter &aPainter) |
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{ |
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CHuiCmdBufferBrush *brush = new (ELeave) CHuiCmdBufferBrush(aGc, aWsGc); |
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CleanupStack::PushL(brush); |
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brush->ConstructL(aLayerId, aVisual, aPainter); |
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CleanupStack::Pop(brush); |
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return brush; |
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} |
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CHuiCmdBufferBrush::CHuiCmdBufferBrush( CHuiCanvasGc &aGc, CHuiCanvasWsGc &aWsGc ) |
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: iCanvasGc(aGc), iCanvasWsGc(aWsGc) |
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{ |
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} |
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|
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|
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void CHuiCmdBufferBrush::ConstructL(TInt aLayerId, CHuiCanvasVisual &aVisual, CHuiCanvasPainter &aPainter) |
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{ |
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iLayerId = aLayerId; |
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iVisual = &aVisual; |
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iCanvasPainter = &aPainter; |
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} |
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CHuiCmdBufferBrush::~CHuiCmdBufferBrush() |
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{ |
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TInt count = iBuffers.Count(); |
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for(int i=0;i<count;i++) |
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{ |
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CHuiCanvasCommandBuffer *buf = iBuffers[i].iCommandBuffer; |
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buf->RemoveDestroyObserver(this); |
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} |
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} |
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TInt CHuiCmdBufferBrush::Type2() const { return ECmdBufferBrush; } |
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void CHuiCmdBufferBrush::AddBufferL(TLayeredBuffer aBuffer) |
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{ |
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iBuffers.AppendL(aBuffer); |
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} |
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|
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|
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void CHuiCmdBufferBrush::Draw(CHuiGc& aGc, const MHuiBrushGuide& aGuide) const |
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{ |
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THuiRealRect brushRect = aGuide.BrushRect(); |
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DrawSelf(aGc, brushRect); |
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} |
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void CHuiCmdBufferBrush::DrawSelf(CHuiGc &aGc, THuiRealRect brushRect) const |
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{ |
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iCanvasGc.SetVisual(*iVisual); |
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iCanvasGc.SetGc(aGc); |
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iCanvasGc.SetDefaults(); |
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//iCanvasPainter->EnableRenderBuffer(ETrue); |
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//static_cast<CHuiCanvasWsPainter*>(iCanvasPainter)->EnableRenderBufferIfNeeded(ETrue); |
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TRect displayRect = brushRect.Round(); |
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RRegion reg; |
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TInt size = iBuffers.Count(); |
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for(int i=0;i<size;i++) |
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{ |
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TRect rect = iBuffers[i].iBoundingRectangle; |
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RDebug::Print(_L("TP: ClearBackground %d"), iLayerId); |
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ClearBackground(aGc, rect); |
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rect.iTl.iX += brushRect.iTl.iX; |
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rect.iTl.iY += brushRect.iTl.iY; |
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rect.iBr.iX += brushRect.iTl.iX; |
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rect.iBr.iY += brushRect.iTl.iY; |
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reg.AddRect(rect); |
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} |
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iCanvasWsGc.BeginActionL(EDrawBuffer,reg.BoundingRect() /*displayRect*/,*iVisual,EFalse,reg); |
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for(int i2=0;i2<size;i2++) |
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{ |
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TRect rect = iBuffers[i2].iBoundingRectangle; |
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rect.iTl.iX += brushRect.iTl.iX; |
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rect.iTl.iY += brushRect.iTl.iY; |
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rect.iBr.iX += brushRect.iTl.iX; |
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|
102 |
rect.iBr.iY += brushRect.iTl.iY; |
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|
103 |
|
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104 |
RRegion region; |
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105 |
region.AddRect(rect); |
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|
106 |
for(int ii2 = i2+1;ii2<size; ii2++) |
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107 |
{ |
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TRect rect2 = iBuffers[ii2].iBoundingRectangle; |
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|
109 |
|
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110 |
rect2.iTl.iX += brushRect.iTl.iX; |
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|
111 |
rect2.iTl.iY += brushRect.iTl.iY; |
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rect2.iBr.iX += brushRect.iTl.iX; |
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rect2.iBr.iY += brushRect.iTl.iY; |
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if (iBuffers[i2].iCommandBuffer != iBuffers[ii2].iCommandBuffer) |
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115 |
{ |
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region.SubRect(rect2); |
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117 |
} |
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118 |
} |
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region.Intersect(iBuffers[i2].iCommandBuffer->iUpdateRegion); |
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120 |
|
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if (!region.IsEmpty()) |
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122 |
{ |
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123 |
|
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//iCanvasWsGc.BeginActionL(EScanBuffer,rect /*displayRect*/,*iVisual,EFalse,region); |
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//DrawDrawingCommands(EScanBuffer, aGc, rect, iBuffers[i2].iBufferPart, iBuffers[i2].iCommandBuffer, region); |
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//iCanvasWsGc.EndActionL(region); |
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127 |
|
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DrawDrawingCommands(EDrawBuffer, aGc, rect, iBuffers[i2].iBufferPart, iBuffers[i2].iCommandBuffer, region); |
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129 |
} |
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region.Close(); |
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131 |
} |
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132 |
{ |
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133 |
TInt flags = iVisual->Flags(); |
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iVisual->ClearFlag(EHuiVisualFlagOpaqueHint); |
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iCanvasWsGc.EndActionL(reg, ETrue); |
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iVisual->SetFlags(flags); |
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137 |
} |
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138 |
|
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reg.Close(); |
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140 |
|
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141 |
#if 0 |
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for(int i3=0;i3<size;i3++) |
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143 |
{ |
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TRect rect = iBuffers[i3].iBoundingRectangle; |
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rect.iTl.iX += brushRect.iTl.iX; |
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rect.iTl.iY += brushRect.iTl.iY; |
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rect.iBr.iX += brushRect.iTl.iX; |
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rect.iBr.iY += brushRect.iTl.iY; |
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CopyBuffer(aGc, rect); |
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150 |
} |
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151 |
#endif |
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152 |
|
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153 |
} |
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|
154 |
|
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void CHuiCmdBufferBrush::ClearBackground(CHuiGc &aGc, TRect aRectangle) const |
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156 |
{ |
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//void DrawRects(RArray<THuiRealRect>& aRects); |
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158 |
#if 0 |
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159 |
THuiRealPoint tl(aRectangle.iTl.iX, aRectangle.iTl.iY); |
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THuiRealPoint br(aRectangle.iBr.iX, aRectangle.iBr.iY); |
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161 |
THuiRealRect rect(tl, br); |
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TReal32 opacity = iCanvasGc.Opacity(); |
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163 |
iCanvasGc.SetOpacity(0.0f); |
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164 |
iCanvasGc.Clear(rect); |
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165 |
iCanvasGc.SetOpacity(opacity); |
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166 |
#endif |
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|
167 |
|
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168 |
CHuiCanvasRenderBuffer* renderbuffer = NULL; |
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169 |
renderbuffer = iVisual->Env().CanvasTextureCache().FindCachedRenderBuffer(*iVisual); |
3
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170 |
if (renderbuffer) |
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|
171 |
{ |
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172 |
iCanvasGc.ClearRenderBuffer(*renderbuffer, aRectangle /*TRect(0,0,iVisual->DisplayRect().Size().iWidth, iVisual->DisplayRect().Size().iHeight)*/); |
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|
173 |
} |
0
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|
174 |
} |
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|
175 |
void CHuiCmdBufferBrush::DrawDrawingCommands(TInt aAction, CHuiGc &aGc, TRect aClippingRectangle, |
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176 |
TPtrC8 aCommands, CHuiCanvasCommandBuffer *buf, const TRegion ®) const |
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177 |
{ |
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178 |
TRect rect = aClippingRectangle; |
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179 |
RDebug::Print(_L("TP: DrawDrawingCommands (%d,%d)-(%d,%d)"), rect.iTl.iX, rect.iTl.iY, rect.iBr.iX, rect.iBr.iY); |
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|
180 |
|
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181 |
//iCanvasWsGc.EnableUpdateRegion(reg /*buf->iUpdateRegion*/, EFalse /*aClearBeforeHandlingBuffers*/); |
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|
182 |
|
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183 |
TRAP_IGNORE(iCanvasPainter->HandleBufferL(rect, aAction, *iVisual, &aGc, TPoint(0,0), aCommands, buf)); |
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184 |
//iCanvasWsGc.DisableUpdateRegion(); |
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|
185 |
|
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186 |
} |
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187 |
void CHuiCmdBufferBrush::CopyBuffer(CHuiGc &aGc, TRect aRectangle) const |
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188 |
{ |
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189 |
RDebug::Print(_L("TP: CopyBuffer")); |
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190 |
} |
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|
191 |
|
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192 |
void CHuiCmdBufferBrush::Flush() const |
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|
193 |
{ |
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|
194 |
|
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195 |
} |
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|
196 |
|
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197 |
void CHuiCmdBufferBrush::EffectSetEffect(CHuiFxEffect* aEffect) |
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|
198 |
{ |
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199 |
if (iEffect) |
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200 |
{ |
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201 |
iEffect->SetEffectEndObserver( NULL, 0 ); |
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202 |
} |
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delete iEffect; |
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iEffect = aEffect; |
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} |
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|
52 | 207 |
TReal32 CHuiCmdBufferBrush::EffectOpacity() const |
0
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{ |
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return 1.0; |
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} |
52 | 211 |
void CHuiCmdBufferBrush::EffectSetOpacityAdditive(TReal32 /*aOpacity*/, TBool /*aReplace*/) |
0
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{ |
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// empty |
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} |
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void CHuiCmdBufferBrush::EffectDrawSelf( CHuiGc &aGc, const TRect & aDisplayRect) const |
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{ |
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DrawSelf(aGc, aDisplayRect); |
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} |
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|
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THuiRealRect CHuiCmdBufferBrush::EffectDisplayRect() const __SOFTFP |
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{ |
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RRegion reg; |
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TInt size = iBuffers.Count(); |
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for(int i=0;i<size;i++) |
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{ |
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TRect rect = iBuffers[i].iBoundingRectangle; |
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reg.AddRect(rect); |
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} |
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|
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THuiRealRect r(reg.BoundingRect()); |
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reg.Close(); |
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return r; |
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} |
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|
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void CHuiCmdBufferBrush::SetLoadingEffect(TBool /*aLoading*/) |
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{ |
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// TODO |
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} |
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void CHuiCmdBufferBrush::EffectSetSource( TBool /*aIsInput1*/ ) |
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{ |
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} |
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TBool CHuiCmdBufferBrush::EffectGetSource() const |
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{ |
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return EFalse; |
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} |
52 | 246 |
TBool CHuiCmdBufferBrush::EffectReadyToDrawNextFrame() const |
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{ |
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return ETrue; |
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} |
|
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|
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void CHuiCmdBufferBrush::DestroyBuffer(CHuiCanvasCommandBuffer *aBuffer) |
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{ |
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TInt count = iBuffers.Count(); |
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for(int i=count-1;i>=0;i--) |
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{ |
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CHuiCanvasCommandBuffer *buf = iBuffers[i].iCommandBuffer; |
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if (buf == aBuffer) |
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{ |
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iBuffers.Remove(i); |
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} |
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} |
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} |
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|
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struct TIndexTableElement |
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{ |
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TInt32 iOffset; |
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TInt32 iSize; |
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TInt32 iLayerId; |
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//TRect iBoundingRect; |
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TInt iTliX; |
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TInt iTliY; |
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TInt iBriX; |
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TInt iBriY; |
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//TInt32 iBufferId; |
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}; |
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|
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void ReplaceBufferL(RArray<CHuiCmdBufferBrush::TLayeredBuffer> &aBuffers, const CHuiCmdBufferBrush::TLayeredBuffer &buf); |
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TInt FindBuffer(CHuiBrushArray &aBrushes, TInt aLayerId); |
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|
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|
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void ParseCmdBufferL(CHuiBrushArray &aBrushes, TPtrC8 aBuffer, TPtrC8 aIndexTable, CHuiCanvasGc &aGc, CHuiCanvasWsGc &aWsGc, CHuiCanvasVisual &aVisual, CHuiCanvasPainter &aPainter) |
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{ |
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TInt32 numIndexes = aIndexTable.Length() / sizeof(TIndexTableElement); |
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for(TInt i=0;i<numIndexes;i++) |
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{ |
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TInt32 offset = i * sizeof(TIndexTableElement); |
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TInt32 size = sizeof(TIndexTableElement); |
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TPtrC8 ptr; |
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ptr.Set(aIndexTable.Mid(offset, size)); |
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TIndexTableElement *elem = (TIndexTableElement*)ptr.Ptr(); |
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//RDebug::Print(_L("Layer: %d: ID: %d, offset=%d, size = %d"), i, elem->iLayerId, elem->iOffset, elem->iSize); |
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//RDebug::Print(_L("aBuffer.Length()=%d"), aBuffer.Length()); |
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TPtrC8 ptr2(aBuffer.Ptr()+elem->iOffset, elem->iSize) ; // aBuffer.Mid(elem->iOffset, elem->iSize)); |
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//ptr2.Set(); |
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|
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TInt index = FindBuffer(aBrushes, elem->iLayerId); |
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if (index == -1) |
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{ |
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CHuiCmdBufferBrush *brush2 = CHuiCmdBufferBrush::NewL(elem->iLayerId, aGc, aWsGc, aVisual, aPainter); |
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CleanupStack::PushL(brush2); |
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aBrushes.AppendL(brush2, EHuiHasOwnership); |
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CleanupStack::Pop(); |
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brush2->SetLayer(EHuiBrushLayerForeground); |
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index = aBrushes.Count() - 1; |
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} |
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CHuiCmdBufferBrush &brush = (CHuiCmdBufferBrush&)aBrushes[index]; |
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CHuiCmdBufferBrush::TLayeredBuffer buf; |
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//buf.iBufferId = elem->iBufferId; |
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//TODO buf.iUpdateRegion = ... |
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TInt count = aPainter.NumBuffers(); |
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CHuiCanvasCommandBuffer *buffer = count ? aPainter.At(count-1) : NULL; |
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if (buffer) |
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313 |
{ |
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buffer->AddDestroyObserver(&brush); |
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} |
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buf.iBoundingRectangle.SetRect(elem->iTliX, elem->iTliY, elem->iBriX, elem->iBriY); |
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if (buf.iBoundingRectangle == TRect(0,0,0,0)) |
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{ |
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buf.iBoundingRectangle = TRect(0,0,aVisual.BrushRect().Size().iWidth, aVisual.BrushRect().Size().iHeight); |
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} |
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buf.iBufferPart.Set(ptr2); |
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buf.iCommandBuffer = buffer; |
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ReplaceBufferL(brush.iBuffers, buf); |
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} |
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} |
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326 |
|
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void ReplaceBufferL(RArray<CHuiCmdBufferBrush::TLayeredBuffer> &aBuffers, const CHuiCmdBufferBrush::TLayeredBuffer &aBuf) |
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{ |
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aBuffers.AppendL(aBuf); |
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#if 0 |
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// TODO: Dunno if iBufferId can be used or whether we need to use regions to |
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// identify buffers. |
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TInt size = aBuffers.Count(); |
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TInt index = -1; |
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for(int i=0;i<size;i++) |
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{ // this loop might be able to optimize away if it becomes performance problem. |
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// but would need to notice that ParseCmdBuffer always goes layers in order. |
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// current code has no such assumption. |
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CHuiCmdBufferBrush::TLayeredBuffer &buffer= aBuffers[i]; |
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if (buffer.iBufferId == buf.iBufferId) |
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341 |
{ |
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index = i; |
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break; |
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} |
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} |
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if (index != -1) |
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347 |
{ |
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aBuffers[index] = buf; |
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} |
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else |
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351 |
{ |
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aBuffers.AppendL(buf); |
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353 |
} |
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#endif |
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} |
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356 |
|
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TInt FindBuffer(CHuiBrushArray &aBrushes, TInt aLayerId) |
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358 |
{ |
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TInt size = aBrushes.Count(); |
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for(int i=0;i<size;i++) |
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361 |
{ |
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CHuiCmdBufferBrush *brush = dynamic_cast<CHuiCmdBufferBrush*>(&aBrushes[i]); |
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if (brush && brush->LayerId() == aLayerId) |
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{ |
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return i; |
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366 |
} |
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} |
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return -1; |
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} |
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370 |
|
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371 |
// wspainter needs to be able to skip the index table command |
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void SkipCommand() |
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373 |
{ |
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374 |
|
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375 |
} |