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-rw-r--r--AUTHORS1
-rw-r--r--cc/animation/animation.cc46
-rw-r--r--cc/animation/animation.h12
-rw-r--r--cc/animation/animation_unittest.cc87
-rw-r--r--webkit/renderer/compositor_bindings/web_animation_impl.cc39
-rw-r--r--webkit/renderer/compositor_bindings/web_animation_impl.h5
6 files changed, 159 insertions, 31 deletions
diff --git a/AUTHORS b/AUTHORS
index a1e27b3..a898cb5 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -35,6 +35,7 @@ Andrew Brampton <me@bramp.net>
Andrew Tulloch <andrew@tullo.ch>
Anish Patankar <anish.p@samsung.com>
Antonio Gomes <a1.gomes@sisa.samsung.com>
+Arnaud Renevier <a.renevier@samsung.com>
Arthur Lussos <developer0420@gmail.com>
Arun Mankuzhi <arun.m@samsung.com>
Arunprasad Rajkumar <ararunprasad@gmail.com>
diff --git a/cc/animation/animation.cc b/cc/animation/animation.cc
index 263c347..a84b181 100644
--- a/cc/animation/animation.cc
+++ b/cc/animation/animation.cc
@@ -65,7 +65,7 @@ Animation::Animation(scoped_ptr<AnimationCurve> curve,
run_state_(WaitingForTargetAvailability),
iterations_(1),
start_time_(0),
- alternates_direction_(false),
+ direction_(Normal),
time_offset_(0),
needs_synchronized_start_time_(false),
received_finished_event_(false),
@@ -173,8 +173,8 @@ double Animation::TrimTimeToCurrentIteration(double monotonic_time) const {
needs_synchronized_start_time())
trimmed = time_offset_;
- // Zero is always the start of the animation.
- if (trimmed <= 0)
+ // Return 0 if we are before the start of the animation
+ if (trimmed < 0)
return 0;
// Always return zero if we have no iterations.
@@ -185,26 +185,32 @@ double Animation::TrimTimeToCurrentIteration(double monotonic_time) const {
if (curve_->Duration() <= 0)
return 0;
- // If less than an iteration duration, just return trimmed.
- if (trimmed < curve_->Duration())
- return trimmed;
-
- // If greater than or equal to the total duration, return iteration duration.
- if (iterations_ >= 0 && trimmed >= curve_->Duration() * iterations_) {
- if (alternates_direction_ && !(iterations_ % 2))
- return 0;
- return curve_->Duration();
- }
+ // check if we are past active interval
+ bool is_past_total_duration =
+ (iterations_ > 0 && trimmed >= curve_->Duration() * iterations_);
// We need to know the current iteration if we're alternating.
- int iteration = static_cast<int>(trimmed / curve_->Duration());
+ int iteration = 0;
+
+ // If we are past the active interval, return iteration duration.
+ if (is_past_total_duration) {
+ iteration = iterations_;
+ trimmed = curve_->Duration();
+ } else {
+ iteration = static_cast<int>(trimmed / curve_->Duration());
+ // Calculate x where trimmed = x + n * curve_->Duration() for some positive
+ // integer n.
+ trimmed = fmod(trimmed, curve_->Duration());
+ }
- // Calculate x where trimmed = x + n * curve_->Duration() for some positive
- // integer n.
- trimmed = fmod(trimmed, curve_->Duration());
+ // check if we are running the animation in reverse direction for the current
+ // iteration
+ bool reverse = (direction_ == Reverse) ||
+ (direction_ == Alternate && iteration % 2 == 1) ||
+ (direction_ == AlternateReverse && iteration % 2 == 0);
- // If we're alternating and on an odd iteration, reverse the direction.
- if (alternates_direction_ && iteration % 2 == 1)
+ // if we are running the animation in reverse direction, reverse the result
+ if (reverse)
return curve_->Duration() - trimmed;
return trimmed;
@@ -224,7 +230,7 @@ scoped_ptr<Animation> Animation::CloneAndInitialize(RunState initial_run_state,
to_return->pause_time_ = pause_time_;
to_return->total_paused_time_ = total_paused_time_;
to_return->time_offset_ = time_offset_;
- to_return->alternates_direction_ = alternates_direction_;
+ to_return->direction_ = direction_;
DCHECK(!to_return->is_controlling_instance_);
to_return->is_controlling_instance_ = true;
return to_return.Pass();
diff --git a/cc/animation/animation.h b/cc/animation/animation.h
index f996c38..56f1ff7 100644
--- a/cc/animation/animation.h
+++ b/cc/animation/animation.h
@@ -48,6 +48,8 @@ class CC_EXPORT Animation {
TargetPropertyEnumSize
};
+ enum Direction { Normal, Reverse, Alternate, AlternateReverse };
+
static scoped_ptr<Animation> Create(scoped_ptr<AnimationCurve> curve,
int animation_id,
int group_id,
@@ -78,12 +80,8 @@ class CC_EXPORT Animation {
void Suspend(double monotonic_time);
void Resume(double monotonic_time);
- // If alternates_direction is true, on odd numbered iterations we reverse the
- // curve.
- bool alternates_direction() const { return alternates_direction_; }
- void set_alternates_direction(bool alternates) {
- alternates_direction_ = alternates;
- }
+ Direction direction() { return direction_; }
+ void set_direction(Direction direction) { direction_ = direction; }
bool IsFinishedAt(double monotonic_time) const;
bool is_finished() const {
@@ -150,7 +148,7 @@ class CC_EXPORT Animation {
RunState run_state_;
int iterations_;
double start_time_;
- bool alternates_direction_;
+ Direction direction_;
// The time offset effectively pushes the start of the animation back in time.
// This is used for resuming paused animations -- an animation is added with a
diff --git a/cc/animation/animation_unittest.cc b/cc/animation/animation_unittest.cc
index 8223cee..7a9019d 100644
--- a/cc/animation/animation_unittest.cc
+++ b/cc/animation/animation_unittest.cc
@@ -49,15 +49,39 @@ TEST(AnimationTest, TrimTimeInfiniteIterations) {
EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(1.5));
}
-TEST(AnimationTest, TrimTimeAlternating) {
+TEST(AnimationTest, TrimTimeReverse) {
scoped_ptr<Animation> anim(CreateAnimation(-1));
- anim->set_alternates_direction(true);
+ anim->set_direction(Animation::Reverse);
+ EXPECT_EQ(1.0, anim->TrimTimeToCurrentIteration(0));
+ EXPECT_EQ(0.75, anim->TrimTimeToCurrentIteration(0.25));
+ EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(0.5));
+ EXPECT_EQ(0.25, anim->TrimTimeToCurrentIteration(0.75));
+ EXPECT_EQ(1.0, anim->TrimTimeToCurrentIteration(1.0));
+ EXPECT_EQ(0.75, anim->TrimTimeToCurrentIteration(1.25));
+}
+
+TEST(AnimationTest, TrimTimeAlternate) {
+ scoped_ptr<Animation> anim(CreateAnimation(-1));
+ anim->set_direction(Animation::Alternate);
EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
+ EXPECT_EQ(0.25, anim->TrimTimeToCurrentIteration(0.25));
EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(0.5));
+ EXPECT_EQ(0.75, anim->TrimTimeToCurrentIteration(0.75));
EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(1.0));
EXPECT_EQ(0.75, anim->TrimTimeToCurrentIteration(1.25));
}
+TEST(AnimationTest, TrimTimeAlternateReverse) {
+ scoped_ptr<Animation> anim(CreateAnimation(-1));
+ anim->set_direction(Animation::AlternateReverse);
+ EXPECT_EQ(1.0, anim->TrimTimeToCurrentIteration(0.0));
+ EXPECT_EQ(0.75, anim->TrimTimeToCurrentIteration(0.25));
+ EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(0.5));
+ EXPECT_EQ(0.25, anim->TrimTimeToCurrentIteration(0.75));
+ EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(1.0));
+ EXPECT_EQ(0.25, anim->TrimTimeToCurrentIteration(1.25));
+}
+
TEST(AnimationTest, TrimTimeStartTime) {
scoped_ptr<Animation> anim(CreateAnimation(1));
anim->set_start_time(4);
@@ -68,6 +92,17 @@ TEST(AnimationTest, TrimTimeStartTime) {
EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(6.0));
}
+TEST(AnimationTest, TrimTimeStartTimeReverse) {
+ scoped_ptr<Animation> anim(CreateAnimation(1));
+ anim->set_start_time(4);
+ anim->set_direction(Animation::Reverse);
+ EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
+ EXPECT_EQ(1.0, anim->TrimTimeToCurrentIteration(4.0));
+ EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(4.5));
+ EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(5.0));
+ EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(6.0));
+}
+
TEST(AnimationTest, TrimTimeTimeOffset) {
scoped_ptr<Animation> anim(CreateAnimation(1));
anim->set_time_offset(4);
@@ -78,6 +113,17 @@ TEST(AnimationTest, TrimTimeTimeOffset) {
EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(1.0));
}
+TEST(AnimationTest, TrimTimeTimeOffsetReverse) {
+ scoped_ptr<Animation> anim(CreateAnimation(1));
+ anim->set_time_offset(4);
+ anim->set_start_time(4);
+ anim->set_direction(Animation::Reverse);
+ EXPECT_EQ(1.0, anim->TrimTimeToCurrentIteration(0.0));
+ EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(0.5));
+ EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(1.0));
+ EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(1.0));
+}
+
TEST(AnimationTest, TrimTimeNegativeTimeOffset) {
scoped_ptr<Animation> anim(CreateAnimation(1));
anim->set_time_offset(-4);
@@ -88,6 +134,17 @@ TEST(AnimationTest, TrimTimeNegativeTimeOffset) {
EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(5.0));
}
+TEST(AnimationTest, TrimTimeNegativeTimeOffsetReverse) {
+ scoped_ptr<Animation> anim(CreateAnimation(1));
+ anim->set_time_offset(-4);
+ anim->set_direction(Animation::Reverse);
+
+ EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
+ EXPECT_EQ(1.0, anim->TrimTimeToCurrentIteration(4.0));
+ EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(4.5));
+ EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(5.0));
+}
+
TEST(AnimationTest, TrimTimePauseResume) {
scoped_ptr<Animation> anim(CreateAnimation(1));
anim->SetRunState(Animation::Running, 0.0);
@@ -100,6 +157,19 @@ TEST(AnimationTest, TrimTimePauseResume) {
EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(1024.5));
}
+TEST(AnimationTest, TrimTimePauseResumeReverse) {
+ scoped_ptr<Animation> anim(CreateAnimation(1));
+ anim->set_direction(Animation::Reverse);
+ anim->SetRunState(Animation::Running, 0.0);
+ EXPECT_EQ(1.0, anim->TrimTimeToCurrentIteration(0.0));
+ EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(0.5));
+ anim->SetRunState(Animation::Paused, 0.25);
+ EXPECT_EQ(0.75, anim->TrimTimeToCurrentIteration(1024.0));
+ anim->SetRunState(Animation::Running, 1024.0);
+ EXPECT_EQ(0.75, anim->TrimTimeToCurrentIteration(1024.0));
+ EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(1024.75));
+}
+
TEST(AnimationTest, TrimTimeSuspendResume) {
scoped_ptr<Animation> anim(CreateAnimation(1));
anim->SetRunState(Animation::Running, 0.0);
@@ -112,6 +182,19 @@ TEST(AnimationTest, TrimTimeSuspendResume) {
EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(1024.5));
}
+TEST(AnimationTest, TrimTimeSuspendResumeReverse) {
+ scoped_ptr<Animation> anim(CreateAnimation(1));
+ anim->set_direction(Animation::Reverse);
+ anim->SetRunState(Animation::Running, 0.0);
+ EXPECT_EQ(1.0, anim->TrimTimeToCurrentIteration(0.0));
+ EXPECT_EQ(0.75, anim->TrimTimeToCurrentIteration(0.25));
+ anim->Suspend(0.75);
+ EXPECT_EQ(0.25, anim->TrimTimeToCurrentIteration(1024.0));
+ anim->Resume(1024);
+ EXPECT_EQ(0.25, anim->TrimTimeToCurrentIteration(1024.0));
+ EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(1024.25));
+}
+
TEST(AnimationTest, TrimTimeZeroDuration) {
scoped_ptr<Animation> anim(CreateAnimation(0, 0));
anim->SetRunState(Animation::Running, 0.0);
diff --git a/webkit/renderer/compositor_bindings/web_animation_impl.cc b/webkit/renderer/compositor_bindings/web_animation_impl.cc
index c401d5c..d910acf 100644
--- a/webkit/renderer/compositor_bindings/web_animation_impl.cc
+++ b/webkit/renderer/compositor_bindings/web_animation_impl.cc
@@ -95,13 +95,48 @@ void WebAnimationImpl::setTimeOffset(double monotonic_time) {
animation_->set_time_offset(monotonic_time);
}
+#if WEB_ANIMATION_SUPPORTS_FULL_DIRECTION
+blink::WebAnimation::Direction WebAnimationImpl::direction() const {
+ switch (animation_->direction()) {
+ case cc::Animation::Normal:
+ return DirectionNormal;
+ case cc::Animation::Reverse:
+ return DirectionReverse;
+ case cc::Animation::Alternate:
+ return DirectionAlternate;
+ case cc::Animation::AlternateReverse:
+ return DirectionAlternateReverse;
+ default:
+ NOTREACHED();
+ }
+ return DirectionNormal;
+}
+
+void WebAnimationImpl::setDirection(Direction direction) {
+ switch (direction) {
+ case DirectionNormal:
+ animation_->set_direction(cc::Animation::Normal);
+ break;
+ case DirectionReverse:
+ animation_->set_direction(cc::Animation::Reverse);
+ break;
+ case DirectionAlternate:
+ animation_->set_direction(cc::Animation::Alternate);
+ break;
+ case DirectionAlternateReverse:
+ animation_->set_direction(cc::Animation::AlternateReverse);
+ break;
+ }
+}
+#else
bool WebAnimationImpl::alternatesDirection() const {
- return animation_->alternates_direction();
+ return animation_->direction() == cc::Animation::Alternate;
}
void WebAnimationImpl::setAlternatesDirection(bool alternates) {
- animation_->set_alternates_direction(alternates);
+ return animation_->set_direction(cc::Animation::Alternate);
}
+#endif
scoped_ptr<cc::Animation> WebAnimationImpl::PassAnimation() {
animation_->set_needs_synchronized_start_time(true);
diff --git a/webkit/renderer/compositor_bindings/web_animation_impl.h b/webkit/renderer/compositor_bindings/web_animation_impl.h
index 0c248fc..07d72c7 100644
--- a/webkit/renderer/compositor_bindings/web_animation_impl.h
+++ b/webkit/renderer/compositor_bindings/web_animation_impl.h
@@ -33,8 +33,13 @@ class WebAnimationImpl : public blink::WebAnimation {
virtual void setStartTime(double monotonic_time);
virtual double timeOffset() const;
virtual void setTimeOffset(double monotonic_time);
+#if WEB_ANIMATION_SUPPORTS_FULL_DIRECTION
+ virtual Direction direction() const;
+ virtual void setDirection(Direction);
+#else
virtual bool alternatesDirection() const;
virtual void setAlternatesDirection(bool alternates);
+#endif
scoped_ptr<cc::Animation> PassAnimation();
generated by cgit v1.1 at 2024-07-09 12:57:20 +0000