C# Image.LoadContent方法代码示例

        public Arrow(Keys lastKey, object obj)
        {
            Image = new Image();
            switch (lastKey)
            {
                case Keys.W:
                    Image.Path = "Gameplay/Projectiles/arrow_up";
                    break;
                case Keys.S:
                    Image.Path = "Gameplay/Projectiles/arrow_down";
                    break;
                case Keys.A:
                    Image.Path = "Gameplay/Projectiles/arrow_left";
                    break;
                case Keys.D:
                    Image.Path = "Gameplay/Projectiles/arrow_right";
                    break;
            }

            DirectionKey = lastKey;

            if (obj.GetType() == typeof(Player))
            {
                Player p = (Player)obj;
                Image.Position = p.Image.Position;
            }
            MoveSpeed = 250f;
            Image.Scale = new Vector2(1, 2);
            Image.LoadContent();
        }

        public override void LoadContent()
        {
            base.LoadContent();

            Image = new Image();
            Image.Path = "Gameplay/UI/loadingscreenanimation";
            //Image.SourceRect = new Rectangle(0, 0, 400, 100);
            //Image.Position = new Vector2 ((ScreenManager.Instance.GraphicsDevice.Viewport.Width / 2) - 100,
            //	(ScreenManager.Instance.GraphicsDevice.Viewport.Height / 2) - 100);
            Image.LoadContent();

            Image.SourceRect = new Rectangle(0, 0, 100, 100);
            //Image.Position = new Vector2 ((ScreenManager.Instance.GraphicsDevice.Viewport.Width / 2) - 100,
            //	(ScreenManager.Instance.GraphicsDevice.Viewport.Height / 2) - 100);

            Image.IsActive = true;
            Image.ActivateEffect ("SpriteSheetEffect");
            Image.SpriteSheetEffect.IsActive = true;
            /* Turn the fade effect off */
            Image.FadeEffect.IsActive = false;
            /* Make the player face the camera */
            Image.SpriteSheetEffect.SwitchFrame = 250;
            Image.SpriteSheetEffect.AmountOfFrames = new Vector2(4, 1);
            Image.SpriteSheetEffect.DefaultFrame = Vector2.Zero;
            Image.SpriteSheetEffect.CurrentFrame = Image.SpriteSheetEffect.DefaultFrame;

            Image.Position = new Vector2 (Image.Position.X - 50, Image.Position.Y - 50);
        }

        public override void LoadContent()
        {
            loadingImage = new Image();
            loadingImage.Path = "Gameplay/UI/loadingscreenanimation";
            //Image.SourceRect = new Rectangle(0, 0, 400, 100);
            //Image.Position = new Vector2 ((ScreenManager.Instance.GraphicsDevice.Viewport.Width / 2) - 100,
            //	(ScreenManager.Instance.GraphicsDevice.Viewport.Height / 2) - 100);
            loadingImage.LoadContent();

            loadingImage.SourceRect = new Rectangle(0, 0, 100, 100);
            //Image.Position = new Vector2 ((ScreenManager.Instance.GraphicsDevice.Viewport.Width / 2) - 100,
            //	(ScreenManager.Instance.GraphicsDevice.Viewport.Height / 2) - 100);

            loadingImage.IsActive = true;
            loadingImage.ActivateEffect ("SpriteSheetEffect");
            loadingImage.SpriteSheetEffect.IsActive = true;

            loadingImage.FadeEffect.IsActive = false;

            loadingImage.SpriteSheetEffect.SwitchFrame = 250;
            loadingImage.SpriteSheetEffect.AmountOfFrames = new Vector2(4, 1);
            loadingImage.SpriteSheetEffect.DefaultFrame = Vector2.Zero;
            loadingImage.SpriteSheetEffect.CurrentFrame = loadingImage.SpriteSheetEffect.DefaultFrame;

            loadingImage.Position = new Vector2 (loadingImage.Position.X - 50, loadingImage.Position.Y - 50);

            IsInitializing = true;

            base.LoadContent();

            InputManager.Instance.ResetInputState();

            Camera2D.Instance.PlayerPosition = Camera2D.Instance.ScreenCenter;
            Camera2D.Instance.Position = Camera2D.Instance.ScreenCenter;

            LoadBackground();
            LoadSongism();
            LoadButtons();

            //_guessingItem = new SongismGuessingItem("All Mixed Up");
            //_guessingItem.Position = new Vector2(16, 16);
            //_guessingItem.LoadContent();

            _fDiscovered = currentSongism.Discovered;
            if (_fDiscovered) {
                _oSongInfoList = new SongismSongInfoListBox (currentSongism.SongInfo);
                _oSongInfoList.LoadContent ();
            } else {

                _guessingList = new SongismGuessingListBox();
                _guessingList.LoadContent();
            }

            IsInitializing = false;
        }

        public void LoadContent()
        {
            Image = new Image();
            Image.Path = "Gameplay/UI/backpack";
            Image.LoadContent();

            Image.SourceRect = new Rectangle(0, 0, 64, 64);

            Image.IsActive = true;
            Image.DeactivateEffect ("SpriteSheetEffect");
            Image.SpriteSheetEffect.IsActive = false;

            Image.FadeEffect.IsActive = false;

            Image.TextAlignment = Globals.TextAlignment.Center;
            Image.TextColor = Color.White;

            Image.AddText(Inventory.Instance.SongBook.Count.ToString());
        }

        public void LoadContent()
        {
            Image = new Image();
            Image.Path = "Gameplay/UI/areaprogressicon";
            Image.FontName = "Fonts/GameFont_Size32";
            Image.LoadContent();

            Image.SourceRect = new Rectangle(0, 0, 100, 100);

            Image.IsActive = true;
            Image.DeactivateEffect ("SpriteSheetEffect");
            Image.SpriteSheetEffect.IsActive = false;

            Image.FadeEffect.IsActive = false;

            Image.TextAlignment = Globals.TextAlignment.Center;
            Image.TextColor = Color.White;

            Image.AddText(Inventory.Instance.SongBook.Count.ToString());
        }

        public void LoadContent()
        {
            IsInitializing = true;

            SongInfoImage = new Image();
            SongInfoImage.Text = _sSongInfoText;
            SongInfoImage.FontName = "Fonts/GameFont_Size32";

            SongInfoImage.LoadContent();
            SongInfoImage.DeactivateEffect("FadeEffect");
            SongInfoImage.DeactivateEffect("SpriteSheetEffect");
            SongInfoImage.Alpha = 1.0f;

            SongInfoImage.AddText(SongInfoImage.Text);
            //SongNameImage.AddTextThreadSafe(SongNameImage.Text);

            SongInfoImage.Position = Position;

            _songNameBoundingBox = new Rectangle((int)SongInfoImage.Position.X, (int)SongInfoImage.Position.Y, SongInfoImage.SourceRect.Width, SongInfoImage.SourceRect.Height);

            IsInitializing = false;
        }

        private Image CreateItem(XmlNode currentNode)
        {
            var item = currentNode.SelectSingleNode("Item");
            if (item != null)
            {
                var image = new Image
                {
                    Texture = _manager.Load<Texture2D>("gfx/Items/" + item.SelectSingleNode("Type").InnerText)
                };
                if (item.SelectSingleNode("Rotation") != null)
                    image.Rotation = int.Parse(item.SelectSingleNode("Rotation").InnerText) *
                                     (float)(Math.PI / 180f);
                if (item.SelectSingleNode("Position") != null)
                {
                    var pos = item.SelectSingleNode("Position").InnerText.Split(',');
                    image.Position = new Vector2(int.Parse(pos[0]), int.Parse(pos[1]));
                }

                image.LoadContent();
                return image;
            }

            return null;
        }

        /// <summary>
        /// Loads relaven screen content.
        /// </summary>
        public override void LoadContent()
        {
            base.LoadContent();

            //Load enemies images.
            for (int i = 0; i < enemies.Count; i++)
            {
                enemies[i].LoadContent();
                enemies[i].SpriteImage.Position = Constants.EnemyPositions[i];
            }

            //Load background.
            XmlManager<Image> backgroundLoader = new XmlManager<Image>();
            background = backgroundLoader.Load("Load/Battle/Background.xml");
            background.LoadContent();

            //Load player.
            Player.SpriteImage.Position = Constants.PlayerPosition1;

            //Start music
            backgroundMusic = content.Load<Song>("Music/BattleTheme");
            BackgroundMusicPlayer.Play(backgroundMusic);

            //Seed both enemies and player with a random action slice

            Player.ActionTimeCurrent = (Constants.Random.Next(0, ((Constants.maxActionTimer*10)/Player.Speed))/10f);
            foreach (var enemy in enemies)
            {
                enemy.ActionTimeCurrent = (Constants.Random.Next(0, ((Constants.maxActionTimer*10)/enemy.Speed))/10f);
            }
        }

        void LoadButtons()
        {
            _btnNewGame = new DialogButton(true);
            _btnLoadGame = new DialogButton(CheckForExistingGameFiles());

            Image newGameImage = new Image();
            newGameImage.Path = "Gameplay/UI/buttonsheet";
            newGameImage.Effects = "SpriteSheetEffect";
            newGameImage.FontName = "Fonts/GameFont_Size32";
            newGameImage.TextAnimationTravel = new Vector2(0, 9);
            newGameImage.TextAlignment = Globals.TextAlignment.Center;

            newGameImage.LoadContent();

            Image loadGameImage = new Image();
            loadGameImage.Path = "Gameplay/UI/buttonsheet";
            loadGameImage.Effects = "SpriteSheetEffect";
            loadGameImage.FontName = "Fonts/GameFont_Size32";
            loadGameImage.TextAnimationTravel = new Vector2(0, 9);
            loadGameImage.TextAlignment = Globals.TextAlignment.Center;

            if (!CheckForExistingGameFiles())
                loadGameImage.TextColor = Color.Gray;

            loadGameImage.LoadContent();

            _btnNewGame.ButtonName = "_btnNewGame";
            _btnNewGame.Image = newGameImage;

            newGameImage.SpriteSheetEffect.AmountOfFrames = new Vector2(1, 2);
            newGameImage.SpriteSheetEffect.CurrentFrame = new Vector2(0, 0);
            newGameImage.UpdateSourceRectPosition ((int)newGameImage.Position.X, (int)newGameImage.Position.Y);

            _btnNewGame.Image.Position = new Vector2 ((ScreenManager.Instance.GraphicsDevice.Viewport.Width / 2) - (newGameImage.SourceRect.Width),
                (ScreenManager.Instance.GraphicsDevice.Viewport.Height / 2) - newGameImage.SpriteSheetEffect.FrameHeight);

            newGameImage.AddText("New Game");

            _btnLoadGame.ButtonName = "_btnLoadGame";
            _btnLoadGame.Image = loadGameImage;

            loadGameImage.SpriteSheetEffect.AmountOfFrames = new Vector2(1, 2);
            loadGameImage.SpriteSheetEffect.CurrentFrame = new Vector2(0, 0);
            loadGameImage.UpdateSourceRectPosition ((int)loadGameImage.Position.X, (int)loadGameImage.Position.Y);

            _btnLoadGame.Image.Position = new Vector2((ScreenManager.Instance.GraphicsDevice.Viewport.Width - loadGameImage.SourceRect.Width) - (ScreenManager.Instance.GraphicsDevice.Viewport.Width / 25),
                (ScreenManager.Instance.GraphicsDevice.Viewport.Height - loadGameImage.SpriteSheetEffect.FrameHeight - 16));

            _btnLoadGame.Image.Position = new Vector2 ((ScreenManager.Instance.GraphicsDevice.Viewport.Width / 2) - (newGameImage.SourceRect.Width),
                (_btnNewGame.Image.Position.Y + loadGameImage.SpriteSheetEffect.FrameHeight + 50));

            loadGameImage.AddText("Load Game");

            _btnNewGame.OnButtonRelease += _btnNewGame_OnButtonRelease;
            _btnLoadGame.OnButtonRelease += _btnLoadGame_OnButtonRelease;
        }

 public override void LoadContent()
 {
     base.LoadContent();
     SpriteImage = new Image();
     XmlManager<Image> spriteLoader = new XmlManager<Image>();
     SpriteImage = spriteLoader.Load(this.ImageLoadPath);
     SpriteImage.LoadContent();
 }

        void LoadSongism()
        {
            XmlManager<Songism> currentSongismLoader = new XmlManager<Songism>();
            currentSongism = currentSongismLoader.Load(System.IO.Path.Combine(Globals.LoadGameplaySongismsDirectory, "CurrentSongism.xml"));

            CurrentSongismImage = new Image();
            CurrentSongismImage.Path = currentSongism.Image.Path;
            CurrentSongismImage.LoadContent();
            CurrentSongismImage.DeactivateEffect("FadeEffect");
            CurrentSongismImage.DeactivateEffect("SpriteSheetEffect");
            CurrentSongismImage.Alpha = 1.0f;
            CurrentSongismImage.Scale = new Vector2((512 / CurrentSongismImage.SourceRect.Width), (512 / CurrentSongismImage.SourceRect.Height));
            CurrentSongismImage.Position = new Vector2((ScreenManager.Instance.GraphicsDevice.Viewport.Width / 2) + (ScreenManager.Instance.GraphicsDevice.Viewport.Width / 4) - (ScreenManager.Instance.GraphicsDevice.Viewport.Width / 20), // - (ScreenManager.Instance.GraphicsDevice.Viewport.Width / 100),
                (ScreenManager.Instance.GraphicsDevice.Viewport.Height / 2) - (ScreenManager.Instance.GraphicsDevice.Viewport.Height / 10));

            _songismName = new Image();
            _songismName.FontName = "Fonts/GameFont_Size32";
            _songismName.TextAlignment = Globals.TextAlignment.Center;

            if (currentSongism.Discovered)
                _songismName.Text = currentSongism.Name;
            else
                _songismName.Text = "????";

            _songismName.LoadContent();
            _songismName.DeactivateEffect("FadeEffect");
            _songismName.DeactivateEffect("SpriteSheetEffect");
            _songismName.Alpha = 1.0f;

            if (currentSongism.Discovered)
                _songismName.AddText(currentSongism.Name);
            else
                _songismName.AddText("????");

            _songismName.Position = new Vector2(CurrentSongismImage.Position.X + (CurrentSongismImage.SourceRect.Width / 2) - (_songismName.SourceRect.Width / 2), 16);
        }

        void LoadButtons()
        {
            addToSongBook = new DialogButton(!currentSongism.Discovered);
            cancel = new DialogButton(true);

            Image addImage = new Image();
            addImage.Path = "Gameplay/UI/buttonsheet";
            addImage.Effects = "SpriteSheetEffect";
            addImage.FontName = "Fonts/GameFont_Size32";
            addImage.TextAnimationTravel = new Vector2(0, 9);
            addImage.TextAlignment = Globals.TextAlignment.Center;
            if (currentSongism.Discovered)
                addImage.TextColor = Color.Gray;

            addImage.LoadContent();

            Image cancelImage = new Image();
            cancelImage.Path = "Gameplay/UI/buttonsheet";
            cancelImage.Effects = "SpriteSheetEffect";
            cancelImage.FontName = "Fonts/GameFont_Size32";
            cancelImage.TextAnimationTravel = new Vector2(0, 9);
            cancelImage.TextAlignment = Globals.TextAlignment.Center;

            cancelImage.LoadContent();

            addToSongBook.ButtonName = "Add";
            addToSongBook.Image = addImage;
            //addToSongBook.Image.Position = new Vector2((ScreenManager.Instance.GraphicsDevice.Viewport.Width / 2) - (addImage.SourceRect.Width / 2),
            //    (ScreenManager.Instance.GraphicsDevice.Viewport.Height - addImage.SourceRect.Height));
            //addToSongBook.Image.Position = new Vector2((ScreenManager.Instance.GraphicsDevice.Viewport.Width / 2) - (addImage.SourceRect.Width),
            //    (ScreenManager.Instance.GraphicsDevice.Viewport.Height - addImage.SourceRect.Height));

            addImage.SpriteSheetEffect.AmountOfFrames = new Vector2(1, 2);
            addImage.SpriteSheetEffect.CurrentFrame = new Vector2(0, 0);
            addImage.UpdateSourceRectPosition ((int)addImage.Position.X, (int)addImage.Position.Y);

            //addToSongBook.Image.Position = new Vector2((ScreenManager.Instance.GraphicsDevice.Viewport.Width / 2) - (addImage.SourceRect.Width),
            //    (ScreenManager.Instance.GraphicsDevice.Viewport.Height - addImage.SpriteSheetEffect.FrameHeight - 16));
            addToSongBook.Image.Position = new Vector2(CurrentSongismImage.Position.X - addImage.SpriteSheetEffect.FrameWidth + 16,
                ScreenManager.Instance.GraphicsDevice.Viewport.Height - addImage.SpriteSheetEffect.FrameHeight - 16);

            addImage.AddText("Add");

            cancel.ButtonName = "Cancel";
            cancel.Image = cancelImage;
            //cancel.Image.Position = new Vector2((ScreenManager.Instance.GraphicsDevice.Viewport.Width - cancelImage.SourceRect.Width) - (ScreenManager.Instance.GraphicsDevice.Viewport.Width / 25),
            //    (ScreenManager.Instance.GraphicsDevice.Viewport.Height - cancelImage.SourceRect.Height));

            cancelImage.SpriteSheetEffect.AmountOfFrames = new Vector2(1, 2);
            cancelImage.SpriteSheetEffect.CurrentFrame = new Vector2(0, 0);
            cancelImage.UpdateSourceRectPosition ((int)cancelImage.Position.X, (int)cancelImage.Position.Y);

            //cancel.Image.Position = new Vector2((ScreenManager.Instance.GraphicsDevice.Viewport.Width - cancelImage.SourceRect.Width) - (ScreenManager.Instance.GraphicsDevice.Viewport.Width / 25),
            //    (ScreenManager.Instance.GraphicsDevice.Viewport.Height - cancelImage.SpriteSheetEffect.FrameHeight - 16));
            cancel.Image.Position = new Vector2(CurrentSongismImage.Position.X + (CurrentSongismImage.SourceRect.Width / 2) + 16,
                ScreenManager.Instance.GraphicsDevice.Viewport.Height - cancelImage.SpriteSheetEffect.FrameHeight - 16);

            cancelImage.AddText("Cancel");

            addToSongBook.OnButtonRelease += addToSongBook_OnButtonRelease;
            cancel.OnButtonRelease += cancel_OnButtonRelease;
        }

		public override void LoadContent(ContentManager content, GraphicsDevice graph)
		{
			base.LoadContent(content, graph);

			Settings.UseFPECollisionCategories = true;

			ConvertUnits.SetDisplayUnitToSimUnitRatio(32f);

            ServiceHelper.Get<SoundService>().AddSound("zap", "Sounds/zap.wav");

			if (world == null)
			{
				world = new World(Vector2.Zero);
			}
			else
			{
				world.Clear();
			}

			world.Gravity = gravity;

			if (debugView == null)
			{
				debugView = new DebugViewXNA(world);

				debugView.LoadContent(graph, content);
			}
			
			projection = Matrix.CreateOrthographicOffCenter(
				0f, ConvertUnits.ToSimUnits(graph.Viewport.Width),
				ConvertUnits.ToSimUnits(graph.Viewport.Height), 0f,
				0f, 1f
			);

			///////////////////////////////////////////////////////////////////////////////
			player = BodyFactory.CreateCapsule(world, 0.5f, 0.8f, 1f);

			player.CollisionCategories = Category.Cat2;
			player.CollidesWith = Category.Cat1;

			player.BodyType = BodyType.Dynamic;
			player.Position = new Vector2(10, 3);
			player.FixedRotation = true;

			playerAnimation.LoadContent(
				content,
				"Graphics/CodingMadeEasyPlatformer/Hero1", Color.White,
				ConvertUnits.ToDisplayUnits(player.Position),
				200, new Vector2(3, 4)
			);

			playerAnimation.ScaleToBody(player);

			playerAnimation.isActive = true;

			for (int i = 0; i < 5; ++i)
			{
				Body platform = BodyFactory.CreateRectangle(world, 2f, 2f, 1f);

				platform.CollisionCategories = Category.Cat1;
				platform.CollidesWith = Category.Cat2;

				platform.BodyType = BodyType.Static;
				platform.Position = new Vector2(2 + (i * 3), 10);

				Image platformImage = new Image();
				platformImage.LoadContent(
					 content,
					 "Graphics/minecraft", Color.White,
					 ConvertUnits.ToDisplayUnits(platform.Position)
				 );

				platformImage.ScaleToBody(platform);

				platforms.Add(platform);
				platformsImages.Add(platformImage);
			}
		}

        public void LoadContent()
        {
            IsInitializing = true;

            RadioButton = new Image();
            RadioButton.Path = "Gameplay/UI/radiobuttonsheet";
            RadioButton.SourceRect = new Rectangle(0, 0, 36, 36);

            RadioButton.Effects = "SpriteSheetEffect";

            RadioButton.LoadContent();
            RadioButton.DeactivateEffect("FadeEffect");
            RadioButton.Alpha = 1.0f;
            RadioButton.SpriteSheetEffect.AmountOfFrames = new Vector2(1, 2);
            RadioButton.SpriteSheetEffect.CurrentFrame = new Vector2(0, 0);
            RadioButton.Position = Position;
            RadioButton.UpdateSourceRectPosition ((int)RadioButton.Position.X, (int)RadioButton.Position.Y);

            font = ScreenManager.Instance.Content.Load<SpriteFont> ("Fonts/GameFont_Size32");

            _radioButtonBoundingBox = new Rectangle(RadioButton.SourceRect.X, RadioButton.SourceRect.Y, RadioButton.SourceRect.Width, RadioButton.SourceRect.Height);
            _songNameBoundingBox = new Rectangle((int)RadioButton.Position.X + RadioButton.SpriteSheetEffect.FrameWidth + 10, (int)Position.Y - 10, (int)font.MeasureString(SongName).X, (int)font.MeasureString(SongName).Y);

            Loaded = true;
            IsInitializing = false;
        }