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added prev_frame for animation (#3427)

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This commit is contained in:
LuBeDa
2022-05-10 21:56:29 +12:00
committed by GitHub
parent 7cba0c6fb0
commit 69118120d9
2 changed files with 7 additions and 0 deletions
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esphome/components/display/display_buffer.cpp
+6
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@@ -584,6 +584,12 @@ void Animation::next_frame() {
this->current_frame_ = 0;
}
}
void Animation::prev_frame() {
this->current_frame_--;
if (this->current_frame_ < 0) {
this->current_frame_ = this->animation_frame_count_ - 1;
}
}
DisplayPage::DisplayPage(display_writer_t writer) : writer_(std::move(writer)) {}
void DisplayPage::show() { this->parent_->show_page(this); }