root/cc/test/animation_test_common.cc

/* [<][>][^][v][top][bottom][index][help] */

DEFINITIONS

This source file includes following definitions.
  1. AddOpacityTransition
  2. AddAnimatedTransform
  3. AddAnimatedTransform
  4. AddAnimatedFilter
  5. Duration
  6. GetValue
  7. Clone
  8. Duration
  9. GetValue
  10. AnimatedBoundsForBox
  11. AffectsScale
  12. IsTranslation
  13. MaximumScale
  14. Clone
  15. to_
  16. Duration
  17. GetValue
  18. animation_waiting_for_deletion_
  19. OnFilterAnimated
  20. OnOpacityAnimated
  21. OnTransformAnimated
  22. OnScrollOffsetAnimated
  23. OnAnimationWaitingForDeletion
  24. IsActive
  25. IsActive
  26. ScrollOffsetForAnimation
  27. Clone
  28. AddOpacityTransitionToController
  29. AddAnimatedTransformToController
  30. AddAnimatedFilterToController
  31. AddOpacityTransitionToLayer
  32. AddOpacityTransitionToLayer
  33. AddAnimatedTransformToLayer
  34. AddAnimatedTransformToLayer
  35. AddAnimatedTransformToLayer
  36. AddAnimatedFilterToLayer
  37. AddAnimatedFilterToLayer
// Copyright 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "cc/test/animation_test_common.h"

#include "cc/animation/animation_id_provider.h"
#include "cc/animation/keyframed_animation_curve.h"
#include "cc/animation/layer_animation_controller.h"
#include "cc/animation/transform_operations.h"
#include "cc/layers/layer.h"
#include "cc/layers/layer_impl.h"

using cc::Animation;
using cc::AnimationCurve;
using cc::EaseTimingFunction;
using cc::FloatKeyframe;
using cc::KeyframedFloatAnimationCurve;
using cc::KeyframedTransformAnimationCurve;
using cc::TimingFunction;
using cc::TransformKeyframe;

namespace cc {

template <class Target>
int AddOpacityTransition(Target* target,
                         double duration,
                         float start_opacity,
                         float end_opacity,
                         bool use_timing_function) {
  scoped_ptr<KeyframedFloatAnimationCurve>
      curve(KeyframedFloatAnimationCurve::Create());

  scoped_ptr<TimingFunction> func;
  if (!use_timing_function)
    func = EaseTimingFunction::Create();
  if (duration > 0.0)
    curve->AddKeyframe(FloatKeyframe::Create(0.0, start_opacity, func.Pass()));
  curve->AddKeyframe(FloatKeyframe::Create(
      duration, end_opacity, scoped_ptr<TimingFunction>()));

  int id = AnimationIdProvider::NextAnimationId();

  scoped_ptr<Animation> animation(Animation::Create(
      curve.PassAs<AnimationCurve>(),
      id,
      AnimationIdProvider::NextGroupId(),
      Animation::Opacity));
  animation->set_needs_synchronized_start_time(true);

  target->AddAnimation(animation.Pass());
  return id;
}

template <class Target>
int AddAnimatedTransform(Target* target,
                         double duration,
                         TransformOperations start_operations,
                         TransformOperations operations) {
  scoped_ptr<KeyframedTransformAnimationCurve>
      curve(KeyframedTransformAnimationCurve::Create());

  if (duration > 0.0) {
    curve->AddKeyframe(TransformKeyframe::Create(
        0.0, start_operations, scoped_ptr<TimingFunction>()));
  }

  curve->AddKeyframe(TransformKeyframe::Create(
      duration, operations, scoped_ptr<TimingFunction>()));

  int id = AnimationIdProvider::NextAnimationId();

  scoped_ptr<Animation> animation(Animation::Create(
      curve.PassAs<AnimationCurve>(),
      id,
      AnimationIdProvider::NextGroupId(),
      Animation::Transform));
  animation->set_needs_synchronized_start_time(true);

  target->AddAnimation(animation.Pass());
  return id;
}

template <class Target>
int AddAnimatedTransform(Target* target,
                         double duration,
                         int delta_x,
                         int delta_y) {
  TransformOperations start_operations;
  if (duration > 0.0) {
    start_operations.AppendTranslate(delta_x, delta_y, 0.0);
  }

  TransformOperations operations;
  operations.AppendTranslate(delta_x, delta_y, 0.0);
  return AddAnimatedTransform(target, duration, start_operations, operations);
}

template <class Target>
int AddAnimatedFilter(Target* target,
                      double duration,
                      float start_brightness,
                      float end_brightness) {
  scoped_ptr<KeyframedFilterAnimationCurve>
      curve(KeyframedFilterAnimationCurve::Create());

  if (duration > 0.0) {
    FilterOperations start_filters;
    start_filters.Append(
        FilterOperation::CreateBrightnessFilter(start_brightness));
    curve->AddKeyframe(FilterKeyframe::Create(
        0.0, start_filters, scoped_ptr<TimingFunction>()));
  }

  FilterOperations filters;
  filters.Append(FilterOperation::CreateBrightnessFilter(end_brightness));
  curve->AddKeyframe(
      FilterKeyframe::Create(duration, filters, scoped_ptr<TimingFunction>()));

  int id = AnimationIdProvider::NextAnimationId();

  scoped_ptr<Animation> animation(Animation::Create(
      curve.PassAs<AnimationCurve>(),
      id,
      AnimationIdProvider::NextGroupId(),
      Animation::Filter));
  animation->set_needs_synchronized_start_time(true);

  target->AddAnimation(animation.Pass());
  return id;
}

FakeFloatAnimationCurve::FakeFloatAnimationCurve()
    : duration_(1.0) {}

FakeFloatAnimationCurve::FakeFloatAnimationCurve(double duration)
    : duration_(duration) {}

FakeFloatAnimationCurve::~FakeFloatAnimationCurve() {}

double FakeFloatAnimationCurve::Duration() const {
  return duration_;
}

float FakeFloatAnimationCurve::GetValue(double now) const {
  return 0.0f;
}

scoped_ptr<AnimationCurve> FakeFloatAnimationCurve::Clone() const {
  return make_scoped_ptr(new FakeFloatAnimationCurve).PassAs<AnimationCurve>();
}

FakeTransformTransition::FakeTransformTransition(double duration)
    : duration_(duration) {}

FakeTransformTransition::~FakeTransformTransition() {}

double FakeTransformTransition::Duration() const {
  return duration_;
}

gfx::Transform FakeTransformTransition::GetValue(double time) const {
  return gfx::Transform();
}

bool FakeTransformTransition::AnimatedBoundsForBox(const gfx::BoxF& box,
                                                   gfx::BoxF* bounds) const {
  return false;
}

bool FakeTransformTransition::AffectsScale() const { return false; }

bool FakeTransformTransition::IsTranslation() const { return true; }

bool FakeTransformTransition::MaximumScale(float* max_scale) const {
  *max_scale = 1.f;
  return true;
}

scoped_ptr<AnimationCurve> FakeTransformTransition::Clone() const {
  return make_scoped_ptr(new FakeTransformTransition(*this))
      .PassAs<AnimationCurve>();
}


FakeFloatTransition::FakeFloatTransition(double duration, float from, float to)
    : duration_(duration), from_(from), to_(to) {}

FakeFloatTransition::~FakeFloatTransition() {}

double FakeFloatTransition::Duration() const {
  return duration_;
}

float FakeFloatTransition::GetValue(double time) const {
  time /= duration_;
  if (time >= 1.0)
    time = 1.0;
  return (1.0 - time) * from_ + time * to_;
}

FakeLayerAnimationValueObserver::FakeLayerAnimationValueObserver()
    : opacity_(0.0f),
      animation_waiting_for_deletion_(false) {}

FakeLayerAnimationValueObserver::~FakeLayerAnimationValueObserver() {}

void FakeLayerAnimationValueObserver::OnFilterAnimated(
    const FilterOperations& filters) {
  filters_ = filters;
}

void FakeLayerAnimationValueObserver::OnOpacityAnimated(float opacity) {
  opacity_ = opacity;
}

void FakeLayerAnimationValueObserver::OnTransformAnimated(
    const gfx::Transform& transform) {
  transform_ = transform;
}

void FakeLayerAnimationValueObserver::OnScrollOffsetAnimated(
    const gfx::Vector2dF& scroll_offset) {
  scroll_offset_ = scroll_offset;
}

void FakeLayerAnimationValueObserver::OnAnimationWaitingForDeletion() {
  animation_waiting_for_deletion_ = true;
}

bool FakeLayerAnimationValueObserver::IsActive() const {
  return true;
}

bool FakeInactiveLayerAnimationValueObserver::IsActive() const {
  return false;
}

gfx::Vector2dF FakeLayerAnimationValueProvider::ScrollOffsetForAnimation()
    const {
  return scroll_offset_;
}

scoped_ptr<AnimationCurve> FakeFloatTransition::Clone() const {
  return make_scoped_ptr(new FakeFloatTransition(*this))
      .PassAs<AnimationCurve>();
}

int AddOpacityTransitionToController(LayerAnimationController* controller,
                                     double duration,
                                     float start_opacity,
                                     float end_opacity,
                                     bool use_timing_function) {
  return AddOpacityTransition(controller,
                              duration,
                              start_opacity,
                              end_opacity,
                              use_timing_function);
}

int AddAnimatedTransformToController(LayerAnimationController* controller,
                                     double duration,
                                     int delta_x,
                                     int delta_y) {
  return AddAnimatedTransform(controller,
                              duration,
                              delta_x,
                              delta_y);
}

int AddAnimatedFilterToController(LayerAnimationController* controller,
                                  double duration,
                                  float start_brightness,
                                  float end_brightness) {
  return AddAnimatedFilter(
      controller, duration, start_brightness, end_brightness);
}

int AddOpacityTransitionToLayer(Layer* layer,
                                double duration,
                                float start_opacity,
                                float end_opacity,
                                bool use_timing_function) {
  return AddOpacityTransition(layer,
                              duration,
                              start_opacity,
                              end_opacity,
                              use_timing_function);
}

int AddOpacityTransitionToLayer(LayerImpl* layer,
                                double duration,
                                float start_opacity,
                                float end_opacity,
                                bool use_timing_function) {
  return AddOpacityTransition(layer->layer_animation_controller(),
                              duration,
                              start_opacity,
                              end_opacity,
                              use_timing_function);
}

int AddAnimatedTransformToLayer(Layer* layer,
                                double duration,
                                int delta_x,
                                int delta_y) {
  return AddAnimatedTransform(layer, duration, delta_x, delta_y);
}

int AddAnimatedTransformToLayer(LayerImpl* layer,
                                double duration,
                                int delta_x,
                                int delta_y) {
  return AddAnimatedTransform(layer->layer_animation_controller(),
                              duration,
                              delta_x,
                              delta_y);
}

int AddAnimatedTransformToLayer(LayerImpl* layer,
                                double duration,
                                TransformOperations start_operations,
                                TransformOperations operations) {
  return AddAnimatedTransform(layer->layer_animation_controller(),
                              duration,
                              start_operations,
                              operations);
}

int AddAnimatedFilterToLayer(Layer* layer,
                             double duration,
                             float start_brightness,
                             float end_brightness) {
  return AddAnimatedFilter(layer, duration, start_brightness, end_brightness);
}

int AddAnimatedFilterToLayer(LayerImpl* layer,
                             double duration,
                             float start_brightness,
                             float end_brightness) {
  return AddAnimatedFilter(layer->layer_animation_controller(),
                           duration,
                           start_brightness,
                           end_brightness);
}

}  // namespace cc
/* [<][>][^][v][top][bottom][index][help] */