56 lines
1.3 KiB
Go
56 lines
1.3 KiB
Go
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package scripting
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import (
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"time"
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"git.kirsle.net/apps/doodle/pkg/log"
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"git.kirsle.net/apps/doodle/pkg/physics"
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"git.kirsle.net/apps/doodle/pkg/shmem"
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"git.kirsle.net/go/render"
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)
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// JSProxy offers a function API interface to expose to Doodad javascripts.
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// These methods safely give the JS access to important attributes and functions
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// without exposing unintended API surface area in the process.
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type JSProxy map[string]interface{}
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// NewJSProxy initializes the API structure for JavaScript binding.
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func NewJSProxy(vm *VM) JSProxy {
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return JSProxy{
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// Console logging.
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"console": map[string]interface{}{
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"log": log.Info,
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"debug": log.Debug,
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"warn": log.Warn,
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"error": log.Error,
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},
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// Type constructors.
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"RGBA": render.RGBA,
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"Point": render.NewPoint,
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"Vector": physics.NewVector,
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// Useful types and functions.
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"Flash": shmem.Flash,
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"GetTick": func() uint64 {
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return shmem.Tick
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},
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"time": map[string]interface{}{
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"Now": time.Now,
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"Add": func(t time.Time, ms int64) time.Time {
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return t.Add(time.Duration(ms) * time.Millisecond)
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},
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},
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// Bindings into the VM.
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"Events": vm.Events,
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"setTimeout": vm.SetTimeout,
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"setInterval": vm.SetInterval,
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"clearTimeout": vm.ClearTimer,
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"clearInterval": vm.ClearTimer,
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// Self for an actor to inspect themselves.
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"Self": vm.Self,
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}
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}
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