kotatogram/lib_ui
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Allow SlideWrap to slide up, not only down.

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This commit is contained in:
John Preston 2022-02-22 15:48:51 +03:00
parent 43c61172d8
commit 6316443b27
2 changed files with 26 additions and 10 deletions
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29
ui/wrap/slide_wrap.cpp
View file

@ -46,6 +46,11 @@ SlideWrap<RpWidget> *SlideWrap<RpWidget>::setDuration(int duration) {
return this;
}
SlideWrap<RpWidget> *SlideWrap<RpWidget>::setDirectionUp(bool up) {
_up = up;
return this;
}
SlideWrap<RpWidget> *SlideWrap<RpWidget>::toggle(
bool shown,
anim::type animated) {
@ -92,22 +97,28 @@ SlideWrap<RpWidget> *SlideWrap<RpWidget>::toggleOn(
}
void SlideWrap<RpWidget>::animationStep() {
auto newWidth = width();
if (auto weak = wrapped()) {
auto margins = getMargins();
const auto weak = wrapped();
if (weak && !_up) {
const auto margins = getMargins();
weak->moveToLeft(margins.left(), margins.top());
newWidth = weak->width();
}
auto current = _animation.value(_toggled ? 1. : 0.);
auto newHeight = wrapped()
const auto newWidth = weak ? weak->width() : width();
const auto current = _animation.value(_toggled ? 1. : 0.);
const auto newHeight = weak
? (_animation.animating()
? anim::interpolate(0, wrapped()->heightNoMargins(), current)
: (_toggled ? wrapped()->height() : 0))
? anim::interpolate(0, weak->heightNoMargins(), current)
: (_toggled ? weak->height() : 0))
: 0;
if (weak && _up) {
const auto margins = getMargins();
weak->moveToLeft(
margins.left(),
margins.top() - (weak->height() - newHeight));
}
if (newWidth != width() || newHeight != height()) {
resize(newWidth, newHeight);
}
auto shouldBeHidden = !_toggled && !_animation.animating();
const auto shouldBeHidden = !_toggled && !_animation.animating();
if (shouldBeHidden != isHidden()) {
const auto guard = MakeWeak(this);
setVisible(!shouldBeHidden);

7
ui/wrap/slide_wrap.h
View file

@ -31,6 +31,7 @@ public:
const style::margins &padding);
SlideWrap *setDuration(int duration);
SlideWrap *setDirectionUp(bool up);
SlideWrap *toggle(bool shown, anim::type animated);
SlideWrap *show(anim::type animated) {
return toggle(true, animated);
@ -62,10 +63,11 @@ protected:
private:
void animationStep();
bool _toggled = true;
rpl::event_stream<bool> _toggledChanged;
Animations::Simple _animation;
int _duration = 0;
bool _toggled = true;
bool _up = false;
};
@ -94,6 +96,9 @@ public:
SlideWrap *setDuration(int duration) {
return chain(Parent::setDuration(duration));
}
SlideWrap *setDirectionUp(bool up) {
return chain(Parent::setDirectionUp(up));
}
SlideWrap *toggle(bool shown, anim::type animated) {
return chain(Parent::toggle(shown, animated));
}