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Prepare for animated collectable

This commit is contained in:
Thomas Forgione 2018-08-26 21:53:16 +02:00
parent 5ea3d760f0
commit 160fd77322
No known key found for this signature in database
GPG Key ID: 3B8FC64F5BBFE109
2 changed files with 15 additions and 7 deletions
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11
src/collectable.js
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@ -4,6 +4,17 @@ class Collectable {
this.x = x;
this.y = y;
this.collected = false;
this.frameNumber = 0;
this.maxFrame = 0;
}
update(time = 0.02) {
this.frameNumber++;
if (this.frameNumber >= this.maxFrame) {
this.frameNumber = 0;
}
}
}

11
src/scene.js
View File

@ -55,12 +55,6 @@ class Scene extends Screen {
// The the line for the high score
this.currentMaxHeight = this.maxHeight;
// Generate random initial platforms
// for (let i = 0.25; i <= 2; i += 0.33) {
// let platform = new Platform(Math.random(), i, 0.2);
// this.addPlatform(platform);
// }
}
start() {
@ -198,6 +192,9 @@ class Scene extends Screen {
// Collisions with the border of the screen
this.player.x = Math.max(this.player.x, this.player.size / 4);
this.player.x = Math.min(this.player.x, 1 - this.player.size / 4);
// Update coin frames
this.collectables.map((c) => c.update(time));
}
addPlatform(object) {
@ -239,7 +236,7 @@ class Scene extends Screen {
this.context.drawImage(
Collectable.texture,
0, 0, 64, 64,
0, 64 * object.frameNumber, 64, 64,
(object.x - object.size / 2) * this.width(),
(1 - object.y) * this.height() - size / 2,
size, size