/* static */ int
DOM_CSSMatrix::scale(DOM_Object* this_object, ES_Value* argv, int argc, ES_Value* return_value, DOM_Runtime* origining_runtime)
{
DOM_THIS_OBJECT(matrix, DOM_TYPE_CSS_MATRIX, DOM_CSSMatrix);
DOM_CHECK_ARGUMENTS("n|n");
float sx = static_cast<float>(argv[0].value.number);
float sy;
if (argc == 2)
sy = static_cast<float>(argv[1].value.number);
else
sy = sx;
AffineTransform tmp;
tmp.LoadScale(sx, sy);
AffineTransform transform = matrix->transform;
transform.PostMultiply(tmp);
DOM_CSSMatrix *result_matrix;
if (OpStatus::IsMemoryError(DOM_CSSMatrix::Make(result_matrix, transform, matrix->style_declaration)))
return ES_NO_MEMORY;
DOMSetObject(return_value, result_matrix);
return ES_VALUE;
}
/* static */ int
DOM_CSSMatrix::multiply(DOM_Object* this_object, ES_Value* argv, int argc, ES_Value* return_value, DOM_Runtime* origining_runtime)
{
DOM_THIS_OBJECT(matrix, DOM_TYPE_CSS_MATRIX, DOM_CSSMatrix);
DOM_CHECK_ARGUMENTS("o");
DOM_ARGUMENT_OBJECT(passed_matrix, 0, DOM_TYPE_CSS_MATRIX, DOM_CSSMatrix);
AffineTransform transform;
transform = matrix->transform;
transform.PostMultiply(passed_matrix->transform);
DOM_CSSMatrix *result_matrix;
if (OpStatus::IsMemoryError(DOM_CSSMatrix::Make(result_matrix, transform, matrix->style_declaration)))
return ES_NO_MEMORY;
DOMSetObject(return_value, result_matrix);
return ES_VALUE;
}
/* static */ int
DOM_CSSMatrix::rotate(DOM_Object* this_object, ES_Value* argv, int argc, ES_Value* return_value, DOM_Runtime* origining_runtime)
{
DOM_THIS_OBJECT(matrix, DOM_TYPE_CSS_MATRIX, DOM_CSSMatrix);
DOM_CHECK_ARGUMENTS("n");
double s = argv[0].value.number;
AffineTransform tmp;
// Input is in degrees, AffineTransform wants radians.
float radians = static_cast<float>(s * M_PI / 180.0);
tmp.LoadRotate(radians);
AffineTransform transform = matrix->transform;
transform.PostMultiply(tmp);
DOM_CSSMatrix *result_matrix;
if (OpStatus::IsMemoryError(DOM_CSSMatrix::Make(result_matrix, transform, matrix->style_declaration)))
return ES_NO_MEMORY;
DOMSetObject(return_value, result_matrix);
return ES_VALUE;
}
