third_party/WebKit/Source/core/dom/DOMMatrixReadOnly.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef DOMMatrixReadOnly_h
   6 #define DOMMatrixReadOnly_h
   7
   8 #include "bindings/core/v8/ScriptWrappable.h"
   9 #include "core/dom/DOMTypedArray.h"
  10 #include "platform/heap/Handle.h"
  11 #include "platform/transforms/TransformationMatrix.h"
  12
  13 namespace blink {
  14
  15 class DOMMatrix;
  16
  17 class DOMMatrixReadOnly : public GarbageCollected<DOMMatrixReadOnly>, public ScriptWrappable {
  18     DEFINE_WRAPPERTYPEINFO();
  19 public:
  20     double a() const { return m_matrix.m11(); }
  21     double b() const { return m_matrix.m12(); }
  22     double c() const { return m_matrix.m21(); }
  23     double d() const { return m_matrix.m22(); }
  24     double e() const { return m_matrix.m41(); }
  25     double f() const { return m_matrix.m42(); }
  26
  27     double m11() const { return m_matrix.m11(); }
  28     double m12() const { return m_matrix.m12(); }
  29     double m13() const { return m_matrix.m13(); }
  30     double m14() const { return m_matrix.m14(); }
  31     double m21() const { return m_matrix.m21(); }
  32     double m22() const { return m_matrix.m22(); }
  33     double m23() const { return m_matrix.m23(); }
  34     double m24() const { return m_matrix.m24(); }
  35     double m31() const { return m_matrix.m31(); }
  36     double m32() const { return m_matrix.m32(); }
  37     double m33() const { return m_matrix.m33(); }
  38     double m34() const { return m_matrix.m34(); }
  39     double m41() const { return m_matrix.m41(); }
  40     double m42() const { return m_matrix.m42(); }
  41     double m43() const { return m_matrix.m43(); }
  42     double m44() const { return m_matrix.m44(); }
  43
  44     bool is2D() const;
  45     bool isIdentity() const;
  46
  47     DOMMatrix* multiply(DOMMatrix*);
  48     DOMMatrix* translate(double tx, double ty, double tz = 0);
  49     DOMMatrix* scale(double scale, double ox = 0, double oy = 0);
  50     DOMMatrix* scale3d(double scale, double ox = 0, double oy = 0, double oz = 0);
  51     DOMMatrix* scaleNonUniform(double sx, double sy = 1, double sz = 1,
  52         double ox = 0, double oy = 0, double oz = 0);
  53
  54     PassRefPtr<DOMFloat32Array> toFloat32Array() const;
  55     PassRefPtr<DOMFloat64Array> toFloat64Array() const;
  56
  57     const TransformationMatrix& matrix() const { return m_matrix; }
  58
  59     DEFINE_INLINE_TRACE() { }
  60
  61 protected:
  62     TransformationMatrix m_matrix;
  63     bool m_is2D;
  64 };
  65
  66 } // namespace blink
  67
  68 #endif