bool onAnimate(const SkAnimTimer& timer) override {
if (timer.isStopped()) {
fRY = 0;
} else {
fRY = timer.scaled(90, 360);
}
return true;
}
bool onAnimate(const SkAnimTimer& timer) override {
SkScalar currSecs = timer.scaled(100);
SkScalar delta = currSecs - fPrevSecs;
fPrevSecs = currSecs;
fStroke += fDStroke * delta;
if (fStroke > fMaxStroke || fStroke < fMinStroke) {
fDStroke = -fDStroke;
}
return true;
}
bool onAnimate(const SkAnimTimer& timer) override {
constexpr SkScalar kDesiredDurationSecs = 3.0f;
// Make the animation ping-pong back and forth but start in the fully drawn state
SkScalar fraction = 1.0f - timer.scaled(2.0f/kDesiredDurationSecs, 2.0f);
if (fraction <= 0.0f) {
fraction = -fraction;
}
SkASSERT(fraction >= 0.0f && fraction <= 1.0f);
fNumSteps = (int) (fraction * kMaxNumSteps);
return true;
}
bool onAnimate(const SkAnimTimer& timer) override {
fRotate = timer.scaled(1, 360);
return true;
}
bool onAnimate(const SkAnimTimer& timer) override {
fPhase = timer.scaled(40);
return true;
}
bool onAnimate(const SkAnimTimer& timer) override {
fAngle = timer.scaled(60, 360);
return true;
}
