C++ (Cpp) gjs_cairo_pattern_from_pattern 예제들

예제 #1

파일: cairo-context.c 프로젝트: Cobinja/cjs

static JSBool
getSource_func(JSContext *context,
               uintN      argc,
               jsval     *vp)
{
    JSObject *obj = JS_THIS_OBJECT(context, vp);
    cairo_t *cr;
    cairo_pattern_t *pattern;
    JSObject *pattern_wrapper;

    if (argc > 0) {
        gjs_throw(context, "Context.getSource() takes no arguments");
        return JS_FALSE;
    }

    cr = gjs_cairo_context_get_context(context, obj);
    pattern = cairo_get_source(cr);
    if (!gjs_cairo_check_status(context, cairo_status(cr), "context"))
        return JS_FALSE;

    /* pattern belongs to the context, so keep the reference */
    pattern_wrapper = gjs_cairo_pattern_from_pattern(context, pattern);
    if (!pattern_wrapper) {
        gjs_throw(context, "failed to create pattern");
        return JS_FALSE;
    }

    JS_SET_RVAL(context, vp, OBJECT_TO_JSVAL(pattern_wrapper));

    return JS_TRUE;
}

예제 #2

파일: cairo-context.cpp 프로젝트: dreamsxin/gjs

static JSBool
getSource_func(JSContext *context,
               unsigned   argc,
               jsval     *vp)
{
    JS::CallReceiver rec = JS::CallReceiverFromVp(vp);
    JSObject *obj = JSVAL_TO_OBJECT(rec.thisv());

    cairo_t *cr;
    cairo_pattern_t *pattern;
    JSObject *pattern_wrapper;

    if (argc > 0) {
        gjs_throw(context, "Context.getSource() takes no arguments");
        return JS_FALSE;
    }

    cr = gjs_cairo_context_get_context(context, obj);
    pattern = cairo_get_source(cr);
    if (!gjs_cairo_check_status(context, cairo_status(cr), "context"))
        return JS_FALSE;

    /* pattern belongs to the context, so keep the reference */
    pattern_wrapper = gjs_cairo_pattern_from_pattern(context, pattern);
    if (!pattern_wrapper) {
        gjs_throw(context, "failed to create pattern");
        return JS_FALSE;
    }

    rec.rval().set(OBJECT_TO_JSVAL(pattern_wrapper));

    return JS_TRUE;
}

예제 #3

파일: cairo-context.cpp 프로젝트: GNOME/gjs

static bool
getSource_func(JSContext *context,
               unsigned   argc,
               JS::Value *vp)
{
    GJS_GET_PRIV(context, argc, vp, rec, obj, GjsCairoContext, priv);
    cairo_t *cr = priv ? priv->cr : NULL;
    cairo_pattern_t *pattern;
    JSObject *pattern_wrapper;

    if (argc > 0) {
        gjs_throw(context, "Context.getSource() takes no arguments");
        return false;
    }

    pattern = cairo_get_source(cr);
    if (!gjs_cairo_check_status(context, cairo_status(cr), "context"))
        return false;

    /* pattern belongs to the context, so keep the reference */
    pattern_wrapper = gjs_cairo_pattern_from_pattern(context, pattern);
    if (!pattern_wrapper) {
        gjs_throw(context, "failed to create pattern");
        return false;
    }

    rec.rval().setObject(*pattern_wrapper);

    return true;
}