66 lines
1.1 KiB
Go
66 lines
1.1 KiB
Go
package main
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import "fmt"
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/*
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实例
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汤宝宝成为了一个电子画家，但是不同形状的笔刷和不同颜色颜料的组合让他犯了难...
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*/
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// 抽象类
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type Paint interface {
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Use() string
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}
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type Brush interface {
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Draw()
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}
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// 具体实现类
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type RedPaint struct{}
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func (r *RedPaint) Use() string {
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return "红色颜料"
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}
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type BluePaint struct{}
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func (b *BluePaint) Use() string {
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return "蓝色颜料"
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}
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type RoundBrush struct {
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paint Paint
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}
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func (r *RoundBrush) Draw() {
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fmt.Printf("使用圆形笔刷和%s进行绘图！\n", r.paint.Use())
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}
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type SquareBrush struct {
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paint Paint
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}
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func (s *SquareBrush) Draw() {
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fmt.Printf("使用方形笔刷和%s进行绘图！\n", s.paint.Use())
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}
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// 绘图函数
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func Painting(brush Brush) {
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brush.Draw()
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}
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func main() {
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fmt.Println("============= 桥接模式 =============")
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redPaint := &RedPaint{}
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bluePaint := &BluePaint{}
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Painting(&RoundBrush{paint: redPaint})
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Painting(&SquareBrush{paint: redPaint})
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Painting(&RoundBrush{paint: bluePaint})
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Painting(&SquareBrush{paint: bluePaint})
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fmt.Println("\n=========== 桥接模式结束 ===========")
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}
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