new Player(spriteSheet, spriteNames, ctx, canvasSize, keys, images, livesopt, maxBulletSizeopt)
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Parameters:
| Name | Type | Attributes | Default | Description |
|---|---|---|---|---|
spriteSheet |
spriteSheet | Player sprite sheet. |
||
spriteNames |
Array.<string> | List of unique names for each sprite. |
||
ctx |
CanvasRenderingContext2D | Canvas context. |
||
canvasSize |
canvasSize | Canvas width and height. |
||
keys |
playerKeys | Keys for player control and action. |
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images |
Array.<HTMLImageElement> | Player images. |
||
lives |
number |
<optional> |
3
|
Player's life count. |
maxBulletSize |
number |
<optional> |
5
|
Max bullets player can hold. |
Methods
_absorbKeyDown(event)
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Absorb on key down.
Parameters:
| Name | Type | Description |
|---|---|---|
event |
KeyboardEvent |
_absorbKeyUp(event)
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Absorb on key up.
Parameters:
| Name | Type | Description |
|---|---|---|
event |
KeyboardEvent |
_drawFrame(bullets, lives, bulletCount)
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Draw a single player frame.
Parameters:
| Name | Type | Description |
|---|---|---|
bullets |
Array.<Bullet> | |
lives |
number | |
bulletCount |
number |
_fireBullet()
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Adds a bullet to bullet manager.
_fireKeyDown(event)
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Fire on key down.
Parameters:
| Name | Type | Description |
|---|---|---|
event |
KeyboardEvent |
_moveKey(event)
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Player movements on key up and down.
Parameters:
| Name | Type | Description |
|---|---|---|
event |
KeyboardEvent |
_startInputListeners()
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Listens for input from player.
_stopInputListeners()
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Stop listening for inputs from player.
decrementBulletCount()
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Decrements bullet count if > 0
destroy()
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Called when player is dead.
init()
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Player initialization.
playerMovement()
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Handle player movement. Called in render method.