зеркало из https://github.com/mozilla/gecko-dev.git
Performance: use GetSpaceWidth() / removed mOriginalClipRegion and replaced it with mMainRegion.
This commit is contained in:
pierre%netscape.com
Родитель
1630737a9e
Коммит
4dbe1bf66f
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@ -50,14 +50,6 @@ GraphicState::GraphicState()
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// everything is initialized to 0 through the 'new' operator
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}
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//------------------------------------------------------------------------
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GraphicState::GraphicState(GraphicState* aGS)
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{
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this->Duplicate(aGS);
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}
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//------------------------------------------------------------------------
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GraphicState::~GraphicState()
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@ -87,12 +79,6 @@ void GraphicState::Clear()
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mClipRegion = nsnull;
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}
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if (mOriginalClipRegion)
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{
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::DisposeRgn(mOriginalClipRegion);
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mOriginalClipRegion = nsnull;
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}
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NS_IF_RELEASE(mFontMetrics);
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mOffx = 0;
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@ -130,8 +116,6 @@ void GraphicState::Init(GrafPtr aPort)
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mMainRegion = rgn;
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mClipRegion = DuplicateRgn(rgn);
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mOriginalClipRegion = DuplicateRgn(rgn);
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}
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//------------------------------------------------------------------------
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@ -148,7 +132,6 @@ void GraphicState::Init(nsIWidget* aWindow)
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RgnHandle widgetRgn = (RgnHandle)aWindow->GetNativeData(NS_NATIVE_REGION);
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mMainRegion = DuplicateRgn(widgetRgn);
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mClipRegion = DuplicateRgn(widgetRgn);
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mOriginalClipRegion = DuplicateRgn(widgetRgn);
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}
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//------------------------------------------------------------------------
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@ -169,7 +152,6 @@ void GraphicState::Duplicate(GraphicState* aGS)
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mMainRegion = DuplicateRgn(aGS->mMainRegion);
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mClipRegion = DuplicateRgn(aGS->mClipRegion);
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mOriginalClipRegion = DuplicateRgn(aGS->mOriginalClipRegion);
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mColor = aGS->mColor;
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mFont = aGS->mFont;
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@ -281,8 +263,8 @@ NS_IMETHODIMP nsRenderingContextMac::Init(nsIDeviceContext* aContext, nsIWidget*
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mFrontSurface->Init(aWindow);
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SelectDrawingSurface(mFrontSurface);
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// NOTE: here, we used to clip out the children from mGS->mMainRegion and copy
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// the resulting region into mMainRegion, mClipRegion and mOriginalClipRegion.
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// NOTE: here, we used to clip out the children from mGS->mMainRegion
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// and copy the resulting region into mMainRegion and mClipRegion.
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// This is no longer necessary because when initializing mGS from an nsIWidget, we
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// call GetNativeData(NS_NATIVE_REGION) that now returns the widget's visRegion
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// with the children already clipped out (as well as the areas masked by the
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@ -537,7 +519,7 @@ NS_IMETHODIMP nsRenderingContextMac :: CopyOffScreenBits(nsDrawingSurface aSrcSu
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if (aCopyFlags & NS_COPYBITS_USE_SOURCE_CLIP_REGION)
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clipRgn = srcPort->clipRgn;
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else
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clipRgn = mGS->mOriginalClipRegion;
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clipRgn = mGS->mMainRegion;
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// clipRgn = nil;
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// get the destination port and surface
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@ -700,17 +682,21 @@ NS_IMETHODIMP nsRenderingContextMac :: IsVisibleRect(const nsRect& aRect, PRBool
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//------------------------------------------------------------------------
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NS_IMETHODIMP nsRenderingContextMac :: SetClipRectInPixels(const nsRect& aRect, nsClipCombine aCombine, PRBool &aClipEmpty)
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NS_IMETHODIMP nsRenderingContextMac :: SetClipRect(const nsRect& aRect, nsClipCombine aCombine, PRBool &aClipEmpty)
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{
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nsRect trect = aRect;
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mGS->mTMatrix->TransformCoord(&trect.x, &trect.y, &trect.width, &trect.height);
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Rect macRect;
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::SetRect(&macRect, aRect.x, aRect.y, aRect.x + aRect.width, aRect.y + aRect.height);
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::SetRect(&macRect, trect.x, trect.y, trect.x + trect.width, trect.y + trect.height);
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RgnHandle rectRgn = ::NewRgn();
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::RectRgn(rectRgn, &macRect);
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RgnHandle clipRgn = mGS->mClipRegion;
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if (clipRgn == nsnull)
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clipRgn = ::NewRgn();
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if (!clipRgn || !rectRgn)
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return NS_ERROR_OUT_OF_MEMORY;
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::RectRgn(rectRgn, &macRect);
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switch (aCombine)
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{
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@ -728,7 +714,7 @@ NS_IMETHODIMP nsRenderingContextMac :: SetClipRectInPixels(const nsRect& aRect,
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case nsClipCombine_kReplace:
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// ::CopyRgn(rectRgn, clipRgn);
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::SectRgn(rectRgn, mGS->mOriginalClipRegion, clipRgn);
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::SectRgn(rectRgn, mGS->mMainRegion, clipRgn);
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break;
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}
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::DisposeRgn(rectRgn);
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@ -745,17 +731,6 @@ NS_IMETHODIMP nsRenderingContextMac :: SetClipRectInPixels(const nsRect& aRect,
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//------------------------------------------------------------------------
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NS_IMETHODIMP nsRenderingContextMac :: SetClipRect(const nsRect& aRect, nsClipCombine aCombine, PRBool &aClipEmpty)
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{
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nsRect trect = aRect;
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mGS->mTMatrix->TransformCoord(&trect.x, &trect.y,&trect.width, &trect.height);
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return SetClipRectInPixels(trect, aCombine, aClipEmpty);
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}
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//------------------------------------------------------------------------
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NS_IMETHODIMP nsRenderingContextMac :: GetClipRect(nsRect &aRect, PRBool &aClipValid)
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{
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Rect cliprect;
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@ -783,11 +758,7 @@ NS_IMETHODIMP nsRenderingContextMac :: SetClipRegion(const nsIRegion& aRegion, n
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aRegion.GetNativeRegion(regionH);
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RgnHandle clipRgn = mGS->mClipRegion;
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if (!clipRgn)
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{
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clipRgn = ::NewRgn();
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if (!clipRgn) return NS_ERROR_OUT_OF_MEMORY;
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}
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if (!clipRgn) return NS_ERROR_OUT_OF_MEMORY;
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switch (aCombine)
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{
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@ -805,7 +776,7 @@ NS_IMETHODIMP nsRenderingContextMac :: SetClipRegion(const nsIRegion& aRegion, n
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case nsClipCombine_kReplace:
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// ::CopyRgn(regionH, clipRgn);
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::SectRgn(regionH, mGS->mOriginalClipRegion, clipRgn);
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::SectRgn(regionH, mGS->mMainRegion, clipRgn);
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break;
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}
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@ -1258,6 +1229,12 @@ NS_IMETHODIMP nsRenderingContextMac :: FillArc(nscoord aX, nscoord aY, nscoord a
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NS_IMETHODIMP nsRenderingContextMac :: GetWidth(char ch, nscoord &aWidth)
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{
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if (ch == ' ' && mGS->mFontMetrics)
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{
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nsFontMetricsMac* fontMetricsMac = static_cast<nsFontMetricsMac*>(mGS->mFontMetrics);
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return fontMetricsMac->GetSpaceWidth(aWidth);
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}
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char buf[1];
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buf[0] = ch;
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return GetWidth(buf, 1, aWidth);
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@ -1267,6 +1244,12 @@ NS_IMETHODIMP nsRenderingContextMac :: GetWidth(char ch, nscoord &aWidth)
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NS_IMETHODIMP nsRenderingContextMac :: GetWidth(PRUnichar ch, nscoord &aWidth, PRInt32 *aFontID)
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{
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if (ch == ' ' && mGS->mFontMetrics)
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{
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nsFontMetricsMac* fontMetricsMac = static_cast<nsFontMetricsMac*>(mGS->mFontMetrics);
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return fontMetricsMac->GetSpaceWidth(aWidth);
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}
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PRUnichar buf[1];
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buf[0] = ch;
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return GetWidth(buf, 1, aWidth, aFontID);
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@ -118,7 +118,6 @@ public:
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const nsRect &aDestBounds, PRUint32 aCopyFlags);
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//locals
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NS_IMETHOD SetClipRectInPixels(const nsRect& aRect, nsClipCombine aCombine, PRBool &aClipEmpty);
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NS_IMETHOD SetPortTextState();
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nsresult Init(nsIDeviceContext* aContext, GrafPtr aPort);
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