84 lines
2.0 KiB
Go
84 lines
2.0 KiB
Go
package stone
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import "image"
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import "image/color"
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// Application represents an application.
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type Application struct {
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DamageBuffer
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title string
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icons []image.Image
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backend Backend
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config Config
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}
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// Run initializes the application, starts it, and then returns a channel that
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// broadcasts events. If no suitable backend can be found, an error is returned.
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func (application *Application) Run () (
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channel chan(Event),
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err error,
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) {
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// default values for certain parameters
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width, height := application.Size()
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if width < 1 { width = 80 }
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if height < 1 { height = 20 }
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application.DamageBuffer.SetSize(width, height)
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// TODO: load these from a file
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application.config.colors = [4]color.Color {
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color.RGBA { R: 0x2B, G: 0x30, B: 0x3C, A: 0xFF },
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color.RGBA { R: 0x4C, G: 0x56, B: 0x6A, A: 0xFF },
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color.RGBA { R: 0x2E, G: 0x34, B: 0x40, A: 0xFF },
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color.RGBA { R: 0xA8, G: 0x55, B: 0x5D, A: 0xFF },
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}
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application.config.fontName = ""
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application.config.fontSize = 11
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application.config.padding = 2
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application.backend, err = instantiateBackend(application)
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if err != nil { return }
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channel = make(chan(Event))
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go application.backend.Run(channel)
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return
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}
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// SetTitle sets the application's title. If in a window, it will appear as the
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// window's name.
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func (application *Application) SetTitle (title string) (err error) {
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application.title = title
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if application.backend != nil {
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err = application.backend.SetTitle(title)
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}
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return
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}
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func (application *Application) Title () (title string) {
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title = application.title
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return
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}
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func (application *Application) SetIcon (sizes []image.Image) (err error) {
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application.icons = sizes
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if application.backend != nil {
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err = application.backend.SetIcon(sizes)
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}
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return
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}
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func (application *Application) Icon () (sizes []image.Image) {
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sizes = application.icons
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return
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}
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// Config returns a pointer to the application's configuration.
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func (application *Application) Config () (config *Config) {
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config = &application.config
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return
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}
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