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[quartz] Change some pattern casts to access to the base class

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Avoiding casts gives us some more type safety.
This commit is contained in:
Jeff Muizelaar 2008-12-09 12:03:11 -05:00
parent 5f60e2e004
commit db4c427e84
1 changed files with 6 additions and 6 deletions
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12
src/cairo-quartz-surface.c
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@ -1072,7 +1072,7 @@ static cairo_quartz_action_t
_cairo_quartz_setup_linear_source (cairo_quartz_surface_t *surface,
cairo_linear_pattern_t *lpat)
{
cairo_pattern_t *abspat = (cairo_pattern_t *) lpat;
cairo_pattern_t *abspat = &lpat->base.base;
cairo_matrix_t mat;
CGPoint start, end;
CGFunctionRef gradFunc;
@ -1099,10 +1099,10 @@ _cairo_quartz_setup_linear_source (cairo_quartz_surface_t *surface,
if (abspat->extend == CAIRO_EXTEND_NONE ||
abspat->extend == CAIRO_EXTEND_PAD)
{
gradFunc = CreateGradientFunction ((cairo_gradient_pattern_t*) lpat);
gradFunc = CreateGradientFunction (&lpat->base);
} else {
gradFunc = CreateRepeatingGradientFunction (surface,
(cairo_gradient_pattern_t*) lpat,
&lpat->base,
&start, &end, surface->sourceTransform);
}
@ -1121,7 +1121,7 @@ static cairo_quartz_action_t
_cairo_quartz_setup_radial_source (cairo_quartz_surface_t *surface,
cairo_radial_pattern_t *rpat)
{
cairo_pattern_t *abspat = (cairo_pattern_t *)rpat;
cairo_pattern_t *abspat = &rpat->base.base;
cairo_matrix_t mat;
CGPoint start, end;
CGFunctionRef gradFunc;
@ -1142,7 +1142,7 @@ _cairo_quartz_setup_radial_source (cairo_quartz_surface_t *surface,
* Radial shadings). So, instead, let's just render an image
* for pixman to draw the shading into, and use that.
*/
return _cairo_quartz_setup_fallback_source (surface, (cairo_pattern_t*) rpat);
return _cairo_quartz_setup_fallback_source (surface, &rpat->base.base);
}
cairo_pattern_get_matrix (abspat, &mat);
@ -1156,7 +1156,7 @@ _cairo_quartz_setup_radial_source (cairo_quartz_surface_t *surface,
end = CGPointMake (_cairo_fixed_to_double (rpat->c2.x),
_cairo_fixed_to_double (rpat->c2.y));
gradFunc = CreateGradientFunction ((cairo_gradient_pattern_t*) rpat);
gradFunc = CreateGradientFunction (&rpat->base);
surface->sourceShading = CGShadingCreateRadial (rgb,
start,