text: /*
   * Copyright (C) 2010 Google 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:
   *
   *     * Redistributions of source code must retain the above copyright
   * notice, this list of conditions and the following disclaimer.
   *     * 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.
   *     * Neither the name of Google Inc. nor the names of its
   * contributors may be used to endorse or promote products derived from
   * this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
   * OWNER OR 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.
   */
  
  #ifndef RangeInputType_h
  #define RangeInputType_h
  
  #include "core/html/forms/InputType.h"
  #include "core/html/forms/InputTypeView.h"
  
  namespace blink {
  
  class ExceptionState;
  class SliderThumbElement;
  
  class RangeInputType final : public InputType, public InputTypeView {
    USING_GARBAGE_COLLECTED_MIXIN(RangeInputType);
  
   public:
    static InputType* Create(HTMLInputElement&);
    DECLARE_VIRTUAL_TRACE();
    using InputType::GetElement;
  
   private:
    RangeInputType(HTMLInputElement&);
    InputTypeView* CreateView() override;
    ValueMode GetValueMode() const override;
    void CountUsage() override;
    const AtomicString& FormControlType() const override;
    double ValueAsDouble() const override;
    void SetValueAsDouble(double,
                          TextFieldEventBehavior,
                          ExceptionState&) const override;
    bool TypeMismatchFor(const String&) const override;
    bool SupportsRequired() const override;
    StepRange CreateStepRange(AnyStepHandling) const override;
    bool IsSteppable() const override;
    void HandleMouseDownEvent(MouseEvent*) override;
    void HandleKeydownEvent(KeyboardEvent*) override;
    LayoutObject* CreateLayoutObject(const ComputedStyle&) const override;
    void CreateShadowSubtree() override;
    Decimal ParseToNumber(const String&, const Decimal&) const override;
    String Serialize(const Decimal&) const override;
    void AccessKeyAction(bool send_mouse_events) override;
    void SanitizeValueInResponseToMinOrMaxAttributeChange() override;
    void StepAttributeChanged() override;
    void WarnIfValueIsInvalid(const String&) const override;
    void DidSetValue(const String&, bool value_changed) override;
    String SanitizeValue(const String& proposed_value) const override;
    bool ShouldRespectListAttribute() override;
    void DisabledAttributeChanged() override;
    void ListAttributeTargetChanged() override;
    Decimal FindClosestTickMarkValue(const Decimal&) override;
  
    SliderThumbElement* GetSliderThumbElement() const;
    Element* SliderTrackElement() const;
    void UpdateTickMarkValues();
  
    // InputTypeView function:
    void UpdateView() override;
  
    bool tick_mark_values_dirty_;
    Vector<Decimal> tick_mark_values_;
  };
  
  }  // namespace blink
  
  #endif  // RangeInputType_h
  