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ImageScrollerAnimation: faster stop by default

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Waiting until the text has scrolled by completely is still possible, but
must be activated on object construction by a special argument.
This commit is contained in:
Thomas Kolb 2019-12-24 17:29:30 +01:00
parent 96e29061a2
commit ae2eb2a25f
2 changed files with 14 additions and 3 deletions
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4
include/Animation/ImageScrollerAnimation.h
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@ -10,7 +10,7 @@
class ImageScrollerAnimation : public Animation
{
public:
ImageScrollerAnimation(Fader *fader, Bitmap *image, uint32_t interval = 3);
ImageScrollerAnimation(Fader *fader, Bitmap *image, uint32_t interval = 3, bool finish_scrolling = false);
void loop(uint64_t frame) override;
@ -27,5 +27,7 @@ class ImageScrollerAnimation : public Animation
int32_t m_startIdx;
uint32_t m_interval;
bool m_finishScrolling;
bool m_stopping;
};

13
src/Animation/ImageScrollerAnimation.cpp
View file

@ -2,10 +2,11 @@
#include <iostream>
ImageScrollerAnimation::ImageScrollerAnimation(Fader *fader, Bitmap *image, uint32_t interval)
ImageScrollerAnimation::ImageScrollerAnimation(Fader *fader, Bitmap *image, uint32_t interval, bool finish_scrolling)
: Animation(fader),
m_image(*image),
m_interval(interval)
m_interval(interval),
m_finishScrolling(finish_scrolling)
{
reset();
}
@ -19,6 +20,14 @@ void ImageScrollerAnimation::loop(uint64_t frame)
return;
}
if(m_stopping && !m_finishScrolling) {
m_fader->set_fadestep(3);
m_fader->fade_color(Fader::Color{0, 0, 0, 0});
m_running = false;
return;
}
// blit the image
m_fader->set_color(Fader::Color{0, 0, 0, 0});