Cache
Description:
A singleton cache instance for various game resources.
Cache.ResourceType
Type: Enumeration.
Description:
An enum that defines the various types of resources that can be loaded into the cache.
Signature:
enum ResourceType
"Bone"
"Spine"
"Texture"
"SVG"
"Clip"
"Frame"
"Model"
"Particle"
"Shader"
"Font"
"Sound"
end
Cache.ResourceTypeSafeUnload
Type: Enumeration.
Description:
An enum that defines the various types of resources that can be safely unloaded from the cache.
Signature:
enum ResourceTypeSafeUnload
"Texture"
"SVG"
"Clip"
"Frame"
"Model"
"Particle"
"Shader"
"Font"
"Sound"
"Spine"
end
load
Type: Function.
Description:
Loads a file into the cache with a blocking operation.
Signature:
load: function(self: Cache, filename: string): boolean
Parameters:
| Parameter | Type | Description |
|---|---|---|
| filename | string | The name of the file to load. |
Returns:
| Return Type | Description |
|---|---|
| boolean | True if the file was loaded successfully, false otherwise. |
loadAsync
Type: Function.
Description:
Loads a file into the cache asynchronously.
Signature:
loadAsync: function(self: Cache, filename: string | {string}, handler?: function(progress: number))
Usage:
thread(function()
local success = Cache:loadAsync("file.png")
if success then
print("Game resource is loaded into memory")
end
end)
Parameters:
| Parameter | Type | Description |
|---|---|---|
| filenames | string | {string} |
| handler | function | [optional] A callback function that is invoked when the file is loaded. The progress parameter is a number between 0 and 1. |
update
Type: Function.
Description:
Updates the content of a file loaded in the cache. If the item of filename does not exist in the cache, a new file content will be added into the cache.
Signature:
update: function(self: Cache, filename: string, content: string)
Parameters:
| Parameter | Type | Description |
|---|---|---|
| filename | string | The name of the file to update. |
| content | string | The new content for the file. |
update
Type: Function.
Description:
Updates the texture object of the specific filename loaded in the cache. If the texture object of filename does not exist in the cache, it will be added into the cache.
Signature:
update: function(self: Cache, filename: string, texture: Texture2D)
Parameters:
| Parameter | Type | Description |
|---|---|---|
| filename | string | The name of the texture to update. |
| texture | Texture2D | The new texture object for the file. |
unload
Type: Function.
Description:
Unloads a resource from the cache.
Signature:
unload: function(self: Cache, type: ResourceTypeSafeUnload): boolean
Parameters:
| Parameter | Type | Description |
|---|---|---|
| type | ResourceTypeSafeUnload | The type of resource to unload. |
Returns:
| Return Type | Description |
|---|---|
| boolean | True if the resource was unloaded successfully, false otherwise. |
unload
Type: Function.
Description:
Unloads a resource from the cache.
Signature:
unload: function(self: Cache, filename: string): boolean
Parameters:
| Parameter | Type | Description |
|---|---|---|
| filename | string | The name of the file to unload. |
Returns:
| Return Type | Description |
|---|---|
| boolean | True if the resource was unloaded successfully, false otherwise. |
unload
Type: Function.
Description:
Unloads all resources from the cache.
Signature:
unload: function(self: Cache)
removeUnused
Type: Function.
Description:
Removes all unused resources (not being referenced) of the given type from the cache.
Signature:
removeUnused: function(self: Cache, type: ResourceType)
Parameters:
| Parameter | Type | Description |
|---|---|---|
| type | ResourceType | The type of resource to remove. |
removeUnused
Type: Function.
Description:
Removes all unused resources (not being referenced) from the cache.
Signature:
removeUnused: function(self: Cache)