fix wu line iface, pending opacity

engine/gamelog/messages.go

@@ -0,0 +1,36 @@
+package gamelog
+
+import (
+	"time"
+)
+
+var Log = &GameLog{RedrawLogs: true}
+
+type GameLog struct {
+	Messages   []Message
+	MaxHeight  int
+	RedrawLogs bool
+}
+
+type Message struct {
+	GameTS  uint64
+	RealTS  time.Time
+	Message string
+}
+
+func (gl *GameLog) GetMaxHeight() int {
+	return gl.MaxHeight
+}
+
+func (gl *GameLog) SetMaxHeight(i int) {
+	gl.MaxHeight = i
+}
+
+func (gl *GameLog) Msg(msg string) {
+	gl.Messages = append(gl.Messages, Message{
+		GameTS:  0, //fixme
+		RealTS:  time.Now(),
+		Message: msg,
+	})
+	gl.RedrawLogs = true
+}