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File size: 4,559 Bytes
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/* ========================================================================== */
/* ============================= complete_Check ============================= */
/* ========================================================================== */
function complete_Check(second_Anim){
console.log("I was found complete_Check ")
var rocket_Name = "rocket_Orange.lottie";
var aircraft_Name = "airplane.lottie";
player.addEventListener('complete',()=> {
// first animation has completed
if(!second_Anim){
console.log("first animation has completed");
// the animation must be stopped, such that it can be played again
//player.currentState = playing --> stop it, to rerun it
player.stop();
// load the second animation -> can be played when eventListender('ready') is called
var path_0 = `../7_Animation/${rocket_Name}`;
var path_1 = `../../7_Animation/${rocket_Name}`;
var path_2 = `/Data/7_Animation/${rocket_Name}`;
// check which file path is valid, use the valid one and load the player
loadFileWithFallback(path_0, path_1, path_2, player);
// let the system know second anim is loaded
second_Anim = true;
// playing the second animation directy does not make sense, since it takes some time to fetch the data from the net, then it must be loaded (postprocessed) --> it takes some time till the animation ready to be played --> use ready ewventListener
// play the second anim
// player.play();
// console.log(`the current state is: ${player.currentState}`)
}
// second animation has completed
else {
console.log("second animation completed");
// load back the first animation
var path_0 = `../7_Animation/${aircraft_Name}`;
var path_1 = `../../7_Animation/${aircraft_Name}`;
var path_2 = `Data/7_Animation/${aircraft_Name}`;
// check which file path is valid, use the valid one and load the player
loadFileWithFallback(path_0, path_1, path_2, player);
// let the system know first anim is loaded
second_Anim = false;
// stop the animation, such that the first animation can be played again if anim is clicked on
player.stop();
}
});
// Add an event listener for the 'ready' event --> is executed when player.load(.lotti or .json-file) compledted and ready for beeing played
player.addEventListener('ready', () => {
// play the second animation when it's loaded and ready for it
if (second_Anim){
player.play();
}
});
}
/* ========================================================================== */
/* ========================== loadFileWithFallback ========================== */
/* ========================================================================== */
function loadFileWithFallback( primaryPath,
fallbackPath,
path_2,
player) {
// gets two paths --> check which one is valid. Use the valid one to load the player
fetch(primaryPath)
.then((response) => {
// no reading here, only checking metadta
if (response.ok) {
// If the primary file is found, use it
console.log("returning: ", primaryPath);
player.load(primaryPath);
// also possible to read the content directy
// return response.text();
}
else {
// If the primary file is not found, try the fallback path
return fetch(fallbackPath).then((fallbackResponse) => {
if (fallbackResponse.ok) {
console.log("returning: ", fallbackPath);
player.load(fallbackPath);
}
else {
// If both primary and fallback files not found, try path_2
return fetch(path_2).then((path2Response) => {
if (path2Response.ok) {
console.log("returning: ", path_2);
player.load(path_2);
}
else {
throw new Error('Primary, fallback, and path_2 files not found');
}
});
}
});
}
})
}
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