void mouseDragOrClick(Vector2 currentFlatMousePos)
{
//滑鼠左鍵點下後抓取滑鼠位置，並且開始判斷是拖曳或是點擊
if (mouseDragging)
{
Vector2 diffScreen = currentFlatMousePos - startClipPos;
if (diffScreen.x + diffScreen.y != 0f) //滑鼠從點下到放開有移動就視為拖曳
{
Vector2 diffRelative = new Vector2(diffScreen.x / Screen.width, diffScreen.y / Screen.height);
Vector2 diff = startDragingPos - diffRelative * taiwanMap.terrainSize * taiwanMap.rangeScale;
taiwanMap.newPos = ((int)diff.x, (int)diff.y);
maybeClick = false; //如果是拖曳就不是點擊
}
}
if (Input.GetMouseButtonDown(0))
{
startDragingPos = new Vector2(taiwanMap.newPos.x, taiwanMap.newPos.y);
startClipPos = currentFlatMousePos;
mouseDragging = true;
maybeClick = true;
}
if (Input.GetMouseButtonUp(0))
{
if (maybeClick) //點擊滑鼠就是放士兵或收士兵
{
if (hit.transform.name == "Terrain") //點在圖台上表示放士兵
{
float terrainRatio = taiwanMap.terrainSize * taiwanMap.rangeScale;
(int x, int y)terrainRayHit = ((int)(hit.point.x * terrainRatio), (int)(hit.point.z * terrainRatio));
(int x, int y)hitTerrainPos = (terrainRayHit.x + taiwanMap.newPos.x, terrainRayHit.y + taiwanMap.newPos.y);
var placeLongLat = GIS.TerrainToLonglat(hitTerrainPos);
var troopID = troopManager.TroopMissingID("soldier");
// troopManager.TroopMove("soldier", troopID, placeLongLat.lng, placeLongLat.lat);
messageBroker.AddTroop("soldier", troopID, placeLongLat.lng, placeLongLat.lat);
}
else if (hit.transform.name.StartsWith("ToonSoldier_WW2_demo_model")) //點到士兵表示收士兵
{
hit.transform.gameObject.tag = "Finish";
//使用rayhit只能看到被hit到的Gameobject，但在原本的Troopmanager中採用dictionary進行Gameobject管理。
//直接刪除gameobject會造成錯誤。所以必須找到對應的dictionary key，透過管理系統進行刪除。這在士兵量太過
//龐大時效能會不好
string troopID = troopManager.GetDeletedSelectedTroopID();
messageBroker.RemoveTroop("soldier", troopID);
}
troopManager.redrawTroops = true;
}
maybeClick = false;
mouseDragging = false;
}
}
