89 lines
1.7 KiB
Go
89 lines
1.7 KiB
Go
package d2term
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import (
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"errors"
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"log"
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"github.com/OpenDiablo2/OpenDiablo2/d2core/d2input"
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"github.com/OpenDiablo2/OpenDiablo2/d2core/d2render"
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)
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var (
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ErrWasInit = errors.New("terminal system is already initialized")
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ErrNotInit = errors.New("terminal system is not initialized")
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)
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var singleton *terminal
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func Initialize() error {
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verifyNotInit()
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terminal, err := createTerminal()
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if err != nil {
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return err
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}
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if err := d2input.BindHandlerWithPriority(terminal, d2input.PriorityHigh); err != nil {
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return err
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}
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singleton = terminal
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return nil
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}
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func Advance(elapsed float64) error {
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verifyWasInit()
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return singleton.advance(elapsed)
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}
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func Output(format string, params ...interface{}) {
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verifyWasInit()
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singleton.output(format, params...)
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}
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func OutputInfo(format string, params ...interface{}) {
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verifyWasInit()
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singleton.outputInfo(format, params...)
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}
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func OutputWarning(format string, params ...interface{}) {
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verifyWasInit()
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singleton.outputWarning(format, params...)
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}
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func OutputError(format string, params ...interface{}) {
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verifyWasInit()
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singleton.outputError(format, params...)
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}
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func BindAction(name, description string, action interface{}) error {
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verifyWasInit()
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return singleton.bindAction(name, description, action)
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}
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func UnbindAction(name string) error {
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verifyWasInit()
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return singleton.unbindAction(name)
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}
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func Render(surface d2render.Surface) error {
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verifyWasInit()
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return singleton.render(surface)
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}
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func BindLogger() {
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log.SetOutput(&terminalLogger{writer: log.Writer()})
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}
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func verifyWasInit() {
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if singleton == nil {
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panic(ErrNotInit)
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}
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}
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func verifyNotInit() {
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if singleton != nil {
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panic(ErrWasInit)
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}
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}
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