public BackGround(TextureManager _texturemanager, int level, Particle.Particles _p = null)
{
if (_p != null)
{
particles = _p;
allowrunParticles = true;
}
this.level = level;
renderer = Stage1State._renderer;
this.texturemanager = _texturemanager;
Texture texture = _texturemanager.Get("shade1");
background = new Sprite();
background.Texture = texture;
background.SetPosition(0, 225);
background.SetHeight(450);
background.SetWidth(385+10);
tree = new List<Tree>();
//添加一开始就有的树
for (int i = 0; i < 3; i++)
{
backgroundimage = new BackGroundImage(_texturemanager, renderer, "stg1bg", new Rectangle(0.01f, 0.01f, 0.48f, 0.48f), 385+10, 450);
SpeedY = 0.05f;
backgroundimage.SetPosition(0, 225);
Tree tree1 = new Tree(texturemanager, renderer, "stg1bg", false, 200, 200);
tree1.setTop(400);
tree1.setPosition(16 + 30 * (float)random.NextDouble() - 15, i*200 + 60 * (float)random.NextDouble() - 30);
tree.Add(tree1);
tree1 = new Tree(texturemanager, renderer, "stg1bg", true, 200, 200);
tree1.setTop(400);
tree1.setPosition(-100 + 30 * (float)random.NextDouble() - 15, i * 200 + 100 * (float)random.NextDouble() - 50);
tree.Add(tree1);
tree1 = new Tree(texturemanager, renderer, "stg1bg", true, 200, 200);
tree1.setTop(400);
tree1.setPosition(160 + 30 * (float)random.NextDouble() - 15, i * 200 + 60 * (float)random.NextDouble() - 30);
tree.Add(tree1);
}
}
public void Update(double elapsedTime)
{
if (allowrunParticles)
{
particles.Update(elapsedTime);
}
foreach (Particle.Particles p in ParticlesList)
{
p.Update(elapsedTime);
}
move_y += elapsedTime * SpeedY*680;
if (move_y > each_m)
{
move_y = 0;
switch (current_index)
{
case 0:
Tree Tr = new Tree(texturemanager, renderer, "stg1bg", false, 200, 200);
Tr = new Tree(texturemanager, renderer, "stg1bg", false, 200, 200);
Tr.setTop(400);
Tr.setPosition(31, 430);
tree.Add(Tr);
Tr = new Tree(texturemanager, renderer, "stg1bg", true, 200, 200);
Tr.setTop(400);
Tr.setPosition(-115, 450);
tree.Add(Tr);
Tr = new Tree(texturemanager, renderer, "stg1bg", true, 200, 200);
Tr.setTop(400);
Tr.setPosition(175, 405);
tree.Add(Tr);
current_index++;
break;
case 1:
Tree Tr1 = new Tree(texturemanager, renderer, "stg1bg", false,200,200);
Tr1.setTop(400);
Tr1.setPosition(60, 430);
tree.Add(Tr1);
Tr1 = new Tree(texturemanager, renderer, "stg1bg", true, 200, 200);
Tr1.setTop(400);
Tr1.setPosition(-75, 430);
tree.Add(Tr1);
Tr1 = new Tree(texturemanager, renderer, "stg1bg", true, 200, 200);
Tr1.setTop(400);
Tr1.setPosition(155, 418);
tree.Add(Tr1);
current_index++;
break;
case 2:
Tree Tr2 = new Tree(texturemanager, renderer, "stg1bg", false,200,200);
Tr2.setTop(400);
Tr2.setPosition(10, 430);
tree.Add(Tr2);
Tr2 = new Tree(texturemanager, renderer, "stg1bg", true, 200, 200);
Tr2.setTop(400);
Tr2.setPosition(-100, 425);
tree.Add(Tr2);
Tr2 = new Tree(texturemanager, renderer, "stg1bg", true, 200, 200);
Tr2.setTop(400);
Tr2.setPosition(165, 408);
tree.Add(Tr2);
current_index++;
break;
case 3:
Tree Tr3 = new Tree(texturemanager, renderer, "stg1bg", false,200,200);
Tr3.setTop(400);
Tr3.setPosition(-10, 410);
tree.Add(Tr3);
Tr3 = new Tree(texturemanager, renderer, "stg1bg", true, 200, 200);
Tr3.setTop(400);
Tr3.setPosition(-120, 435);
tree.Add(Tr3);
Tr3 = new Tree(texturemanager, renderer, "stg1bg", true, 200, 200);
Tr3.setTop(400);
Tr3.setPosition(135, 428);
tree.Add(Tr3);
current_index = 0;
break;
}
//Tree tree1 = new Tree(texturemanager, renderer, "stg1bg", false,200,200);
//tree1.setTop(400);
//tree1.setPosition(16+ 30*(float)random.NextDouble() - 15, 400+60*(float)random.NextDouble() - 30);
//tree.Add(tree1);
//tree1 = new Tree(texturemanager, renderer, "stg1bg", true, 200, 200);
//tree1.setTop(400);
//tree1.setPosition(-100 + 30 * (float)random.NextDouble() - 15, 400 + 100 * (float)random.NextDouble() - 50);
//tree.Add(tree1);
//tree1 = new Tree(texturemanager, renderer, "stg1bg", true, 200, 200);
//tree1.setTop(400);
//tree1.setPosition(160 + 30 * (float)random.NextDouble() - 15, 400 + 10 * (float)random.NextDouble() - 5);
//tree.Add(tree1);
}
SpeedY = SpeedY;
backgroundimage.Update(elapsedTime);
foreach (Tree t in tree)
t.Update(elapsedTime);
for (int i = 0; i < tree.Count; i++)
{
if (tree[i].Y < -150)
ToRemove.Add(tree[i]);
}
for (int i = 0; i < ToRemove.Count; i++)
{
tree.Remove(ToRemove[i]);
}
ToRemove.Clear();
}
