Source/WebCore/html/canvas/CanvasTransform.idl

/*
 * Copyright (C) 2017 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 */

[
    NoInterfaceObject,
    Exposed=(Window,Worker)
] interface CanvasTransform {
    // FIXME: All the unrestricted float parameters below should be unrestricted doubles.

    // transformations (default transform is the identity matrix)
    void scale(unrestricted float x, unrestricted float y);
    void rotate(unrestricted float angle);
    void translate(unrestricted float x, unrestricted float y);
    void transform(unrestricted float a, unrestricted float b, unrestricted float c, unrestricted float d, unrestricted float e, unrestricted float f);

    [NewObject] DOMMatrix getTransform();
    void setTransform(unrestricted float a, unrestricted float b, unrestricted float c, unrestricted float d, unrestricted float e, unrestricted float f);
    [MayThrowException] void setTransform(optional DOMMatrix2DInit transform);
    void resetTransform();
};