public SelectLevelScreen()
{
// background
_2DRenderer background = new SpriteRenderer(Game.Content.Load <Texture2D>(@"Sprites\MainMenuBackground"));
AddComponent(background);
// map preview
mapPreview = new _2DRenderer();
mapPreview.position = new Vector2(0.1f, 0.02f);
mapPreview.size = new Vector2(0.4f, 0.4f);
AddComponent(mapPreview);
// level list
_2DRenderer levelListRenderer = new SpriteRenderer(Game.Content.Load <Texture2D>(@"Sprites\MainMenuFrame"));
levelListRenderer.position = new Vector2(0.75f, 0.02f);
levelListRenderer.size = new Vector2(0.2f, 0.6f);
Vector2 levelListPadding = new Vector2(0.1f, 0.1f);
float nVisibleLevel = 3.5f;
levelList = new VerticalList <LevelDescription>(levelListRenderer, levelListPadding, nVisibleLevel);
levelList.onItemSelected = onLevelSelected;
AddComponent(levelList);
// fill data to level list
string[] levelPathList = Directory.GetFiles(Game.Content.RootDirectory + @"\Level\", "*.xml", SearchOption.TopDirectoryOnly);
SpriteFont levelItemFont = Game.Content.Load <SpriteFont>(@"Fonts\Arial");
foreach (string levelPath in levelPathList)
{
ListItem <LevelDescription> levelItem = new ListItem <LevelDescription>();
// level data
string levelName = Path.GetFileNameWithoutExtension(levelPath);
LevelDescription levelDescription = LevelDescription.LoadFromXML(levelPath);
levelItem.data = levelDescription;
Texture2D levelTerrainTexture = Game.Content.Load <Texture2D>(@"Terrain\" + levelDescription.TerrainName);
// level display
levelItem.renderer = new _2DRenderer();
_2DRenderer terrainThumbnailRenderer = new SquareSpriteRenderer(levelTerrainTexture, Color.Blue);
terrainThumbnailRenderer.position = new Vector2(0.05f, 0.2f);
terrainThumbnailRenderer.size = new Vector2(0, 0.6f);
levelItem.renderer.AddChildRenderer(terrainThumbnailRenderer);
_2DRenderer levelNameRenderer = new TextRenderer(levelName);
levelNameRenderer.position = new Vector2(0.3f, 0.05f);
levelItem.renderer.AddChildRenderer(levelNameRenderer);
levelList.Add(levelItem);
}
// play button
_2DRenderer playButtonRenderer = new SpriteRenderer(Game.Content.Load <Texture2D>(@"Sprites\MainMenuButton"));
playButtonRenderer.AddChildRenderer(new TextRenderer("Play"));
playButtonRenderer.position = levelListRenderer.position + new Vector2(0, levelListRenderer.size.Y);
playButtonRenderer.size = new Vector2(levelListRenderer.size.X, levelListRenderer.size.Y / 8);
HUD playButton = new HUD(playButtonRenderer);
playButton.onClick = onPlayClicked;
AddComponent(playButton);
// exit button
_2DRenderer exitButtonRenderer = new SpriteRenderer(Game.Content.Load <Texture2D>(@"Sprites\MainMenuButton"));
exitButtonRenderer.AddChildRenderer(new TextRenderer("Exit"));
exitButtonRenderer.position = new Vector2(0.8f, 0.8f);
exitButtonRenderer.size = new Vector2(0.1f, 0.1f);
HUD exitButton = new HUD(exitButtonRenderer);
exitButton.onClick = onExitClicked;
AddComponent(exitButton);
}