Constructor
new BubbleScore(game, startX, startY, id, value)
Create a score bubble.
Parameters:
Name | Type | Description |
---|---|---|
game |
SpaceInvaders | The current game. |
startX |
number | Starting X position. |
startY |
number | Starting Y position. |
id |
string | Unique HTML DOM id. |
value |
number | Value displayed in the bubble. |
- Source:
Extends
Methods
destroyDomElement() → {boolean}
Remove this DOM element from the HTML document.
- Inherited From:
- Source:
Returns:
- Type
- boolean
detectCollisionWith(sprite) → {boolean}
Detect collision between two sprites. Checks for any gaps between
the sprites.
Parameters:
Name | Type | Description |
---|---|---|
sprite |
Sprite | The sprite we are checking for a collision with. |
- Inherited From:
- Source:
Returns:
True if collision
- Type
- boolean
draw()
Update the DOM Element style properties to move the sprite
- Inherited From:
- Source:
inMe(x, y) → {boolean}
Is the x, y game world point inside this sprite.
Parameters:
Name | Type | Description |
---|---|---|
x |
number | The X position. |
y |
number | The Y position. |
- Inherited From:
- Source:
Returns:
True if inside
- Type
- boolean
makeDomElement(css) → {boolean}
Make the DOM element for this sprite inside the Game element.
Parameters:
Name | Type | Description |
---|---|---|
css |
string | CSS style to apply to the element. |
- Inherited From:
- Source:
Returns:
- Type
- boolean
makeDomElementInside(parent, css) → {boolean}
Make the DOM element for this sprite inside the supplied element
and assign it the supplied css class.
Parameters:
Name | Type | Description |
---|---|---|
parent |
Sprite | The parent sprite or object with a DOM element. |
css |
string | CSS style to apply to the element. |
- Inherited From:
- Source:
Returns:
- Type
- boolean
move() → {boolean}
Move the sprite, overide this method in classes extending the Sprite class.
Called on every game loop.
- Inherited From:
- Source:
Returns:
- Type
- boolean
receiveDamage(damage) → {boolean}
Receive damage on this sprite, what happens when hit points < 0 is handled
by the class that extended the sprite class.
If hit points < 0 returns True to indicate this was a kill
Parameters:
Name | Type | Description |
---|---|---|
damage |
number | The amount of damage received. |
- Inherited From:
- Source:
Returns:
True if this was a kill shot
- Type
- boolean
receiveHealth(health) → {boolean}
Receive health
Parameters:
Name | Type | Description |
---|---|---|
health |
number | The amount of health / hit points received. |
- Inherited From:
- Source:
Returns:
- Type
- boolean
update() → {boolean}
Update loop, call the move() and draw() methods.
- Inherited From:
- Source:
Returns:
- Type
- boolean