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Fixes compilation error in demo game and adds auto scrolling star field

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This commit is contained in:
Viktor Lidholt 2015-07-28 17:21:06 -07:00
parent 8b4d02018e
commit fbb645bb92
1 changed files with 10 additions and 3 deletions
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13
packages/flutter/example/game/lib/game_demo_world.dart
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@ -561,9 +561,10 @@ class Laser extends Sprite {
// Background starfield
class StarField extends Node {
Image _image;
class StarField extends NodeWithSize {
sky.Image _image;
int _numStars;
bool _autoScroll;
List<Point> _starPositions;
List<double> _starScales;
List<Rect> _rects;
@ -573,7 +574,7 @@ class StarField extends Node {
..isAntiAlias = false
..setTransferMode(sky.TransferMode.plus);
StarField(SpriteSheet spriteSheet, this._numStars) {
StarField(SpriteSheet spriteSheet, this._numStars, [this._autoScroll = false]) : super(new Size(1024.0, 1024.0)) {
_starPositions = [];
_starScales = [];
_colors = [];
@ -618,6 +619,12 @@ class StarField extends Node {
_starPositions[i] = new Point(xPos, yPos);
}
}
void update(double dt) {
if (_autoScroll) {
move(dt * 100.0, 0.0);
}
}
}
class Hud extends NodeWithSize {