Added assertions to the gfx code so that we can find xp bugs easier

This commit is contained in:
pavlov%pavlov.net 1998-11-24 01:32:12 +00:00
Родитель ec9074b5e1
Коммит 07ebf09540
2 изменённых файлов: 93 добавлений и 24 удалений

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@ -63,6 +63,8 @@ NS_IMPL_ISUPPORTS(nsImageGTK, kIImageIID);
nsresult nsImageGTK :: Init(PRInt32 aWidth, PRInt32 aHeight, PRInt32 aDepth,nsMaskRequirements aMaskRequirements)
{
g_return_val_if_fail ((aWidth != 0) || (aHeight != 0), NS_ERROR_FAILURE);
if (nsnull != mImageBits)
delete[] (PRUint8*)mImageBits;
@ -245,6 +247,8 @@ NS_IMETHODIMP nsImageGTK :: Draw(nsIRenderingContext &aContext, nsDrawingSurface
PRInt32 aSX, PRInt32 aSY, PRInt32 aSWidth, PRInt32 aSHeight,
PRInt32 aDX, PRInt32 aDY, PRInt32 aDWidth, PRInt32 aDHeight)
{
g_return_val_if_fail ((aSurface != NULL), NS_ERROR_FAILURE);
nsDrawingSurfaceGTK *drawing = (nsDrawingSurfaceGTK*)aSurface;
moz_gdk_draw_bgr_image (drawing->drawable,
@ -265,7 +269,10 @@ NS_IMETHODIMP nsImageGTK :: Draw(nsIRenderingContext &aContext,
PRInt32 aX, PRInt32 aY,
PRInt32 aWidth, PRInt32 aHeight)
{
g_return_val_if_fail ((aSurface != NULL), NS_ERROR_FAILURE);
nsDrawingSurfaceGTK *drawing = (nsDrawingSurfaceGTK*) aSurface;
XImage *x_image = NULL;
Pixmap pixmap = 0;
Display *dpy = NULL;

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@ -513,6 +513,9 @@ NS_IMETHODIMP nsRenderingContextGTK::CreateDrawingSurface(nsRect *aBounds,
return NS_ERROR_FAILURE;
}
g_return_val_if_fail ((aBounds != NULL), NS_ERROR_FAILURE);
g_return_val_if_fail ((aBounds->width != 0) && (aBounds->height != 0), NS_ERROR_FAILURE);
pixmap = ::gdk_pixmap_new(mRenderingSurface->drawable, aBounds->width, aBounds->height, -1);
nsDrawingSurfaceGTK * surface = new nsDrawingSurfaceGTK();
@ -528,6 +531,8 @@ NS_IMETHODIMP nsRenderingContextGTK::DestroyDrawingSurface(nsDrawingSurface aDS)
{
nsDrawingSurfaceGTK * surface = (nsDrawingSurfaceGTK *) aDS;
g_return_val_if_fail ((surface != NULL), NS_ERROR_FAILURE);
g_return_val_if_fail ((surface->drawable != NULL), NS_ERROR_FAILURE);
::gdk_pixmap_unref (surface->drawable);
delete surface;
@ -537,9 +542,12 @@ NS_IMETHODIMP nsRenderingContextGTK::DestroyDrawingSurface(nsDrawingSurface aDS)
NS_IMETHODIMP nsRenderingContextGTK::DrawLine(nscoord aX0, nscoord aY0, nscoord aX1, nscoord aY1)
{
if (nsnull == mTMatrix || nsnull == mRenderingSurface) {
return NS_ERROR_FAILURE;
}
g_return_val_if_fail ((mTMatrix != NULL) ||
(mRenderingSurface != NULL) ||
(mRenderingSurface->drawable != NULL) ||
(mRenderingSurface->gc != NULL),
NS_ERROR_FAILURE);
mTMatrix->TransformCoord(&aX0,&aY0);
mTMatrix->TransformCoord(&aX1,&aY1);
@ -552,11 +560,14 @@ NS_IMETHODIMP nsRenderingContextGTK::DrawLine(nscoord aX0, nscoord aY0, nscoord
NS_IMETHODIMP nsRenderingContextGTK::DrawPolyline(const nsPoint aPoints[], PRInt32 aNumPoints)
{
if (nsnull == mTMatrix || nsnull == mRenderingSurface) {
return NS_ERROR_FAILURE;
}
PRUint32 i ;
g_return_val_if_fail ((mTMatrix != NULL) ||
(mRenderingSurface != NULL) ||
(mRenderingSurface->drawable != NULL) ||
(mRenderingSurface->gc != NULL),
NS_ERROR_FAILURE);
GdkPoint *pts = new GdkPoint[aNumPoints];
for (PRInt32 i = 0; i < aNumPoints; i++)
{
@ -593,6 +604,9 @@ NS_IMETHODIMP nsRenderingContextGTK::DrawRect(nscoord aX, nscoord aY, nscoord aW
w = aWidth;
h = aHeight;
g_return_val_if_fail ((mRenderingSurface->drawable != NULL) ||
(mRenderingSurface->gc != NULL), NS_ERROR_FAILURE);
mTMatrix->TransformCoord(&x,&y,&w,&h);
::gdk_draw_rectangle(mRenderingSurface->drawable, mRenderingSurface->gc,
@ -631,9 +645,11 @@ NS_IMETHODIMP nsRenderingContextGTK::FillRect(nscoord aX, nscoord aY, nscoord aW
NS_IMETHODIMP nsRenderingContextGTK::DrawPolygon(const nsPoint aPoints[], PRInt32 aNumPoints)
{
if (nsnull == mTMatrix || nsnull == mRenderingSurface) {
return NS_ERROR_FAILURE;
}
g_return_val_if_fail ((mTMatrix != NULL) ||
(mRenderingSurface != NULL) ||
(mRenderingSurface->drawable != NULL) ||
(mRenderingSurface->gc != NULL),
NS_ERROR_FAILURE);
GdkPoint *pts = new GdkPoint[aNumPoints];
for (PRInt32 i = 0; i < aNumPoints; i++)
@ -652,9 +668,11 @@ NS_IMETHODIMP nsRenderingContextGTK::DrawPolygon(const nsPoint aPoints[], PRInt3
NS_IMETHODIMP nsRenderingContextGTK::FillPolygon(const nsPoint aPoints[], PRInt32 aNumPoints)
{
if (nsnull == mTMatrix || nsnull == mRenderingSurface) {
return NS_ERROR_FAILURE;
}
g_return_val_if_fail ((mTMatrix != NULL) ||
(mRenderingSurface != NULL) ||
(mRenderingSurface->drawable != NULL) ||
(mRenderingSurface->gc != NULL),
NS_ERROR_FAILURE);
GdkPoint *pts = new GdkPoint[aNumPoints];
for (PRInt32 i = 0; i < aNumPoints; i++)
@ -678,9 +696,12 @@ NS_IMETHODIMP nsRenderingContextGTK::DrawEllipse(const nsRect& aRect)
NS_IMETHODIMP nsRenderingContextGTK::DrawEllipse(nscoord aX, nscoord aY, nscoord aWidth, nscoord aHeight)
{
if (nsnull == mTMatrix || nsnull == mRenderingSurface) {
return NS_ERROR_FAILURE;
}
g_return_val_if_fail ((mTMatrix != NULL) ||
(mRenderingSurface != NULL) ||
(mRenderingSurface->drawable != NULL) ||
(mRenderingSurface->gc != NULL),
NS_ERROR_FAILURE);
nscoord x,y,w,h;
x = aX;
@ -704,9 +725,12 @@ NS_IMETHODIMP nsRenderingContextGTK::FillEllipse(const nsRect& aRect)
NS_IMETHODIMP nsRenderingContextGTK::FillEllipse(nscoord aX, nscoord aY, nscoord aWidth, nscoord aHeight)
{
if (nsnull == mTMatrix || nsnull == mRenderingSurface) {
return NS_ERROR_FAILURE;
}
g_return_val_if_fail ((mTMatrix != NULL) ||
(mRenderingSurface != NULL) ||
(mRenderingSurface->drawable != NULL) ||
(mRenderingSurface->gc != NULL),
NS_ERROR_FAILURE);
nscoord x,y,w,h;
x = aX;
@ -733,9 +757,12 @@ NS_IMETHODIMP nsRenderingContextGTK::DrawArc(nscoord aX, nscoord aY,
nscoord aWidth, nscoord aHeight,
float aStartAngle, float aEndAngle)
{
if (nsnull == mTMatrix || nsnull == mRenderingSurface) {
return NS_ERROR_FAILURE;
}
g_return_val_if_fail ((mTMatrix != NULL) ||
(mRenderingSurface != NULL) ||
(mRenderingSurface->drawable != NULL) ||
(mRenderingSurface->gc != NULL),
NS_ERROR_FAILURE);
nscoord x,y,w,h;
x = aX;
@ -764,9 +791,12 @@ NS_IMETHODIMP nsRenderingContextGTK::FillArc(nscoord aX, nscoord aY,
nscoord aWidth, nscoord aHeight,
float aStartAngle, float aEndAngle)
{
if (nsnull == mTMatrix || nsnull == mRenderingSurface) {
return NS_ERROR_FAILURE;
}
g_return_val_if_fail ((mTMatrix != NULL) ||
(mRenderingSurface != NULL) ||
(mRenderingSurface->drawable != NULL) ||
(mRenderingSurface->gc != NULL),
NS_ERROR_FAILURE);
nscoord x,y,w,h;
x = aX;
@ -814,6 +844,11 @@ NS_IMETHODIMP nsRenderingContextGTK::GetWidth(const char *aString, nscoord &aWid
NS_IMETHODIMP nsRenderingContextGTK::GetWidth(const char *aString,
PRUint32 aLength, nscoord &aWidth)
{
g_return_val_if_fail ((aString != NULL) ||
(aLength != 0) ||
(aWidth != 0),
NS_ERROR_FAILURE);
PRInt32 rc;
GdkFont *font = (GdkFont *)mCurrentFont;
@ -828,6 +863,11 @@ NS_IMETHODIMP nsRenderingContextGTK::GetWidth(const char *aString,
NS_IMETHODIMP nsRenderingContextGTK::GetWidth(const PRUnichar *aString,
PRUint32 aLength, nscoord &aWidth)
{
g_return_val_if_fail ((aString != NULL) ||
(aLength != 0) ||
(aWidth != 0),
NS_ERROR_FAILURE);
nsString nsStr;
nsStr.SetString(aString, aLength);
char* cStr = nsStr.ToNewCString();
@ -842,6 +882,15 @@ nsRenderingContextGTK::DrawString(const char *aString, PRUint32 aLength,
nscoord aWidth,
const nscoord* aSpacing)
{
g_return_val_if_fail ((aString != NULL) ||
(aLength != 0) ||
(aWidth != 0) ||
(mTMatrix != NULL) ||
(mRenderingSurface != NULL) ||
(mRenderingSurface->drawable != NULL) ||
(mRenderingSurface->gc != NULL),
NS_ERROR_FAILURE);
nscoord x = aX;
nscoord y = aY;
@ -968,6 +1017,12 @@ nsRenderingContextGTK::CopyOffScreenBits(nsDrawingSurface aSrcSurf,
nsRect drect = aDestBounds;
nsDrawingSurfaceGTK *destsurf;
g_return_val_if_fail ((mTMatrix != NULL) ||
(mRenderingSurface != NULL) ||
(mRenderingSurface->drawable != NULL) ||
(mRenderingSurface->gc != NULL),
NS_ERROR_FAILURE);
if (aCopyFlags & NS_COPYBITS_TO_BACK_BUFFER)
{
NS_ASSERTION(!(nsnull == mRenderingSurface), "no back buffer");
@ -1000,6 +1055,13 @@ nsRenderingContextGTK::SetClipRectInPixels(const nsRect& aRect,
nsClipCombine aCombine,
PRBool &aClipEmpty)
{
g_return_val_if_fail ((mTMatrix != NULL) ||
(mRenderingSurface != NULL) ||
(mRenderingSurface->drawable != NULL) ||
(mRenderingSurface->gc != NULL),
NS_ERROR_FAILURE);
PRBool bEmpty = PR_FALSE;
nsRect trect = aRect;