JSImageConstructor.cpp [plain text]
#include "config.h"
#include "JSImageConstructor.h"
#include "HTMLImageElement.h"
#include "HTMLNames.h"
#include "JSHTMLImageElement.h"
#include "JSNode.h"
#include <runtime/Error.h>
using namespace JSC;
namespace WebCore {
ASSERT_CLASS_FITS_IN_CELL(JSImageConstructor);
const ClassInfo JSImageConstructor::s_info = { "ImageConstructor", 0, 0, 0 };
JSImageConstructor::JSImageConstructor(ExecState* exec, JSDOMGlobalObject* globalObject)
: DOMConstructorWithDocument(JSImageConstructor::createStructure(globalObject->objectPrototype()), globalObject)
{
putDirect(exec->propertyNames().prototype, JSHTMLImageElementPrototype::self(exec, globalObject), None);
}
static JSObject* constructImage(ExecState* exec, JSObject* constructor, const ArgList& args)
{
JSImageConstructor* jsConstructor = static_cast<JSImageConstructor*>(constructor);
Document* document = jsConstructor->document();
if (!document)
return throwError(exec, ReferenceError, "Image constructor associated document is unavailable");
toJS(exec, jsConstructor->globalObject(), document);
int width;
int height;
int* optionalWidth = 0;
int* optionalHeight = 0;
if (args.size() > 0) {
width = args.at(0).toInt32(exec);
optionalWidth = &width;
}
if (args.size() > 1) {
height = args.at(1).toInt32(exec);
optionalHeight = &height;
}
return asObject(toJS(exec, jsConstructor->globalObject(),
HTMLImageElement::createForJSConstructor(document, optionalWidth, optionalHeight)));
}
ConstructType JSImageConstructor::getConstructData(ConstructData& constructData)
{
constructData.native.function = constructImage;
return ConstructTypeHost;
}
}