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update readme.md and make demo.go's str optional.

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2014-10-23 12:45:57 +08:00
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commit 1b8fc48341
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README.md
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@@ -1,4 +1,4 @@
#figlet4go
# figlet4go
_______ __ _______ __ _______ .___________. _ _ _______ ______
| ____|| | / _____|| | | ____|| || || | / _____| / __ \
| |__ | | | | __ | | | |__ `---| |----`| || |_ | | __ | | | |
@@ -9,53 +9,24 @@
A port of [figlet](http://www.figlet.org/) to golang.
Make it easier to use,add some new feature such as colorized outputs.
##Usage
## Usage
###Install
go get -u github.com/getwe/figlet4go
###Demo
```go
package main
### Install
import (
"fmt"
"github.com/fatih/color"
"github.com/getwe/figlet4go"
)
func main() {
str := "golang"
ascii := figlet4go.NewAsciiRender()
// most simple Usage
renderStr, _ := ascii.Render(str)
fmt.Println(renderStr)
// change the font color
options := figlet4go.NewRenderOptions()
options.FontColor = make([]color.Attribute, len(str))
options.FontColor[0] = color.FgMagenta
options.FontColor[1] = color.FgYellow
options.FontColor[2] = color.FgBlue
options.FontColor[3] = color.FgCyan
options.FontColor[4] = color.FgRed
options.FontColor[5] = color.FgWhite
renderStr, _ = ascii.RenderOpts(str, options)
fmt.Println(renderStr)
// change the font
options.FontName = "larry3d"
// except the default font,others need to be load from disk
// here is the font :
// ftp://ftp.figlet.org/pub/figlet/fonts/contributed.tar.gz
// ftp://ftp.figlet.org/pub/figlet/fonts/international.tar.gz
// download and extract to the disk,then specify the file path to load
ascii.LoadFont("/usr/local/Cellar/figlet/2.2.5/share/figlet/fonts/")
renderStr, _ = ascii.RenderOpts(str, options)
fmt.Println(renderStr)
}
```
go get -u github.com/getwe/figlet4go
```
### Demo
```
cd demo/
go build
./demo -str="golang"
#Maybe you have to `brew install figlet` if you need 3D fond in mac osx.
```
see details in `demo/demo.go` .
![screenshot](./screenshot/demo1.jpg)