// cairo_public cairo_surface_t *
// cairo_quartz_surface_create (cairo_format_t format,
// unsigned int width,
// unsigned int height);
static int l_cairo_quartz_surface_create(lua_State* L)
{
cairo_format_t format = (cairo_format_t) luaL_checkinteger(L, 1);
unsigned int width = luaL_checknumber(L, 2);
unsigned int height = luaL_checknumber(L, 3);
cairo_surface_t *v = cairo_quartz_surface_create (format, width, height);
lua_pushlightuserdata(L, v);
return 1;
}
static cairo_surface_t *
_cairo_boilerplate_quartz_create_surface (const char *name,
cairo_content_t content,
double width,
double height,
double max_width,
double max_height,
cairo_boilerplate_mode_t mode,
void **closure)
{
cairo_format_t format;
format = cairo_boilerplate_format_from_content (content);
*closure = NULL;
return cairo_quartz_surface_create (format, width, height);
}
gfxQuartzSurface::gfxQuartzSurface(const gfxSize& desiredSize, gfxImageFormat format,
bool aForPrinting)
: mCGContext(NULL), mSize(desiredSize), mForPrinting(aForPrinting)
{
gfxIntSize size((unsigned int) floor(desiredSize.width),
(unsigned int) floor(desiredSize.height));
if (!CheckSurfaceSize(size))
MakeInvalid();
unsigned int width = static_cast<unsigned int>(mSize.width);
unsigned int height = static_cast<unsigned int>(mSize.height);
cairo_surface_t *surf = cairo_quartz_surface_create
((cairo_format_t) format, width, height);
mCGContext = cairo_quartz_surface_get_cg_context (surf);
CGContextRetain(mCGContext);
Init(surf);
}
gfxQuartzSurface::gfxQuartzSurface(const gfxSize& desiredSize, gfxImageFormat format)
: mCGContext(nullptr), mSize(desiredSize)
{
mozilla::gfx::IntSize size((unsigned int) floor(desiredSize.width),
(unsigned int) floor(desiredSize.height));
if (!CheckSurfaceSize(size))
MakeInvalid();
unsigned int width = static_cast<unsigned int>(mSize.width);
unsigned int height = static_cast<unsigned int>(mSize.height);
cairo_format_t cformat = gfxImageFormatToCairoFormat(format);
cairo_surface_t *surf = cairo_quartz_surface_create(cformat, width, height);
mCGContext = cairo_quartz_surface_get_cg_context (surf);
CGContextRetain(mCGContext);
Init(surf);
if (mSurfaceValid) {
RecordMemoryUsed(mSize.height * 4 + sizeof(gfxQuartzSurface));
}
}
static cairo_surface_t *
create_source_surface (int size)
{
return cairo_quartz_surface_create (CAIRO_FORMAT_ARGB32, size, size);
}
static VALUE
cr_quartz_surface_initialize (int argc, VALUE *argv, VALUE self)
{
id objc_object = nil;
CGContextRef context;
unsigned int width, height;
cairo_surface_t *surface = NULL;
cairo_format_t format = CAIRO_FORMAT_ARGB32;
VALUE arg1, arg2, arg3, rb_width, rb_height;
static VALUE rb_cOSXCGContextRef = Qnil;
rb_scan_args (argc, argv, "21", &arg1, &arg2, &arg3);
if (argc == 2)
{
rb_width = arg1;
rb_height = arg2;
}
else
{
switch (TYPE (arg1))
{
case T_NIL:
break;
case T_STRING:
case T_SYMBOL:
case T_FIXNUM:
format = RVAL2CRFORMAT (arg1);
break;
default:
if (NIL_P (rb_cOSXCGContextRef))
rb_cOSXCGContextRef =
rb_const_get (rb_const_get (rb_cObject, rb_intern ("OSX")),
rb_intern ("CGContextRef"));
if (RTEST (rb_obj_is_kind_of (arg1, rb_cOSXCGContextRef)))
rbobj_to_nsobj (arg1, &objc_object);
else
rb_raise (rb_eArgError,
"invalid argument (expect "
"(width, height), "
"(format, width, height) or "
"(cg_context, width, height)): %s",
inspect (rb_ary_new3 (3, arg1, arg2, arg3)));
break;
}
rb_width = arg2;
rb_height = arg3;
}
width = NUM2UINT (rb_width);
height = NUM2UINT (rb_height);
if (objc_object == nil)
{
surface = cairo_quartz_surface_create (format, width, height);
}
else
{
context = (CGContextRef)objc_object;
surface =
cairo_quartz_surface_create_for_cg_context (context, width, height);
}
cr_surface_check_status (surface);
DATA_PTR (self) = surface;
if (rb_block_given_p ())
yield_and_finish (self);
return Qnil;
}