C# Image.Decode方法代码示例

        private void UpdateImage()
        {
            Image image = new Image(ImageMode.Rgba,new ImageSize(110,100),new ImageColor(0,0,0,0));
            Font font = new Font(FontAlias.System,50,FontStyle.Regular);
            image.DrawText(playerScore + " - " + aiScore,new ImageColor(255,255,255,255),font,new ImagePosition(0,0));
            image.Decode();

            var texture  = new Texture2D(110,100,false,PixelFormat.Rgba);
            if(this.TextureInfo.Texture != null)
                this.TextureInfo.Texture.Dispose();
            this.TextureInfo.Texture = texture;
            texture.SetPixels(0,image.ToBuffer());
            font.Dispose();
            image.Dispose();
        }

		public static void UpdateImage(string highScores)
		{
			Image image = new Image(ImageMode.Rgba,new ImageSize(960,544),new ImageColor(0,0,0,0));
			Font font = new Font(FontAlias.System,25,FontStyle.Regular);
			image.DrawText("High Scores: " + highScores,new ImageColor(255,255,255,255),font,new ImagePosition(25,100));
			image.Decode();

			var texture  = new Texture2D(960,544,false,PixelFormat.Rgba);
			if(textInfo.Texture != null)
				textInfo.Texture.Dispose();
			textInfo.Texture = texture;
			texture.SetPixels(0,image.ToBuffer());
			font.Dispose();
			image.Dispose();
		}

 private void Initialize()
 {
     _imgTop = new Image("Application/assets/images/topSide.png");
     _imgTop.Decode();
     _imgLeft = new Image("Application/assets/images/leftSide.png");
     _imgLeft.Decode();
     _imgRight = new Image("Application/assets/images/rightSide.png");
     _imgRight.Decode();
     _imgTopStripe = new Image("Application/assets/images/stripeTop.png");
     _imgTopStripe.Decode();
     _imgLeftStripe = new Image("Application/assets/images/stripeLeft.png");
     _imgLeftStripe.Decode();
     _imgRightStripe = new Image("Application/assets/images/stripeRight.png");
     _imgRightStripe.Decode();
     _imgTopDot = new Image("Application/assets/images/dotTop.png");
     _imgTopDot.Decode();
     _imgLeftDot = new Image("Application/assets/images/dotLeft.png");
     _imgLeftDot.Decode();
     _imgRightDot = new Image("Application/assets/images/dotRight.png");
     _imgRightDot.Decode();
     initialized = true;
 }

		public static void UpdateImage(int score)
		{
			Image image = new Image(ImageMode.Rgba,new ImageSize(960,544),new ImageColor(0,0,0,0));
			Font font = new Font(FontAlias.System,20,FontStyle.Regular);
			image.DrawText("Your Total Score: " + score,new ImageColor(255,255,255,255),font,new ImagePosition(25,125));
			image.Decode();

			//var texture  = new Texture2D(960,544,false,PixelFormat.Rgba);
			//if(textInfo.Texture != null)
				//textInfo.Texture.Dispose();
			//textInfo.Texture = texture;
			//texture.SetPixels(0,image.ToBuffer());
			font.Dispose();
			image.Dispose();
		}

        private Texture2D CutTexture(string path, BoundBox rectangle)
        {
            ImageRect imageRect = new ImageRect ((int)rectangle.X, (int)rectangle.Y, (int)rectangle.Width, (int)rectangle.Height);
            if(System.IO.File.Exists(@"/Application/Content/Pic/" + path))
            {
                Image image = new Image (@"/Application/Content/Pic/" + path);
                image.Decode ();

            texture = new Texture2D ((int)rectangle.Width, (int)rectangle.Height, false, PixelFormat.Rgba);
            texture.SetPixels (0, image.Crop (imageRect).ToBuffer ());
            image.Dispose ();
            }
            else
                DebugScene.Instance.WriteLine("未找到文件:Pic/" + path);
            return texture;
        }

        public void UpdateTexture2D()
        {
            if (null == sm_Texture2D)
            {
                return;
            }
            if (null == Buffer)
            {
                return;
            }
            DateTime now = DateTime.Now;

            long ival_100ns = now.Ticks - m_BaseTime.Ticks;
            int index = (int)((ival_100ns / 10000000.0) / (movie.MicroSecPerFrame / 1000000.0));
            if (movie.TotalFrames <= index) {
                index = movie.TotalFrames -1;
            }

            AviOldIndexEntry entry = movie.VideoEntryList[index];
            int size = entry.Size;
            int offset = entry.Offset;
            BinaryReader reader = new BinaryReader(File.OpenRead(movie.MovieFileDir + "/" + fileName));
            reader.BaseStream.Seek(movie.MoviIndex + 4 + 4 + offset, SeekOrigin.Begin);
            byte[] tmp = reader.ReadBytes(size);
            reader.Close();
            reader.Dispose();

            if (tmp.Length != 0) {
                Image img = new Image(tmp);
                img.Decode();
                Buffer = img.ToBuffer();
                sm_Texture2D.SetPixels(0, Buffer);
                img.Dispose();
            }
        }

		/// <summary>
		/// スキルポイントの表示を更新
		/// </summary>
		/// <param name='skillPoint'>
		/// skillPointだけ増加させる。マイナスの値も可
		/// </param>
		public static void UpdateSkillPoint(int skillPoint){
			if((Global.skillPoint + skillPoint >= 0) && (Global.skillPoint + skillPoint <= 3)){
				Global.skillPoint += skillPoint;
				Scenes.sceneOnGame.RemoveChild(skillPointSprite,true);
				var baseImage = new Image("Application/resourses/SPgause.png");
				var starImage = new Image("Application/resourses/star.png");
				
				baseImage.Decode();
				starImage.Decode();
				for(int i = 0; i < Global.skillPoint; i++){
					baseImage.DrawImage(starImage,new ImagePosition(40*(i+1),0));
				}
				
				var texture = Convert.CreateTextureFromImage(baseImage);
				var textureInfo = new TextureInfo(texture);
				
				skillPointSprite = new SpriteUV(){TextureInfo = textureInfo};
				skillPointSprite.Quad.S = textureInfo.TextureSizef;
				skillPointSprite.CenterSprite(new Vector2(0,0));
				skillPointSprite.Position = new Vector2(0,490);
				
				Scenes.sceneOnGame.AddChild(skillPointSprite);
			}
		}

        /// <summary>
        /// スキル使用時エフェクト
        /// </summary>
        /// <param name='mySpritePosition'>
        /// 自機スプライトの位置
        /// </param>
        public static void SkillUseEffect(Vector2 mySpritePosition)
        {
            var image1 = new Image("/Application/resourses/Bullet01_64x64.png");
            image1 = image1.Crop(new ImageRect(0,0,64,64));
            var image2 = new Image("/Application/resourses/effect1.png");
            image2 = image2.Resize(new ImageSize(960,180));

            var waveTexture = Convert.CreateTextureFromImage(image1);
            image2.Decode();
            var bgTexture = Convert.CreateTextureFromImage(image2);

            image1.Dispose();
            image2.Dispose();

            var skillName = "";
            switch(Global.setSkill){
            case SkillID.Default :
                skillName = "The WORLD";
                break;
            case SkillID.Skill1 :
                skillName = "Refrection";
                break;
            case SkillID.Skill2 :
                skillName = "";
                break;
            case SkillID.Skill3 :
                skillName = "";
                break;
            }
            var textTexture = Convert.CreateTextureFromText(skillName,new Font(FontAlias.System,120,FontStyle.Bold | FontStyle.Italic),0xFFFFFF00) ;

            waveTextureInfo = new TextureInfo(waveTexture);
            textTextureInfo = new TextureInfo(textTexture);
            bgTextureInfo = new TextureInfo(bgTexture);

            waveSprite = new SpriteUV(){TextureInfo = waveTextureInfo};
            textSprite = new SpriteUV(){TextureInfo = textTextureInfo};
            bgSprite = new SpriteUV(){TextureInfo = bgTextureInfo};

            waveSprite.Quad.S = waveTextureInfo.TextureSizef;
            textSprite.Quad.S = textTextureInfo.TextureSizef;
            bgSprite.Quad.S = bgTextureInfo.TextureSizef;

            waveSprite.CenterSprite();
            textSprite.CenterSprite();
            bgSprite.CenterSprite();

            waveSprite.Position = mySpritePosition;
            textSprite.Position = new Vector2(1500,272);
            bgSprite.Position = new Vector2(1500,272);

            Scenes.sceneOnGame.AddChild(waveSprite);
            Scenes.sceneOnGame.AddChild(bgSprite);
            Scenes.sceneOnGame.AddChild(textSprite);

            var seq0 = new Sequence();
            seq0.Add(new MoveTo(new Vector2(480,272),1));
            seq0.Add(new DelayTime(1.0f));
            seq0.Add(new MoveTo(new Vector2(-500,272),1));

            var seq1 = new Sequence();
            seq1.Add(new MoveTo(new Vector2(480,272),1));
            seq1.Add(new DelayTime(1.0f));
            seq1.Add(new MoveTo(new Vector2(-500,272),1));

            var seq2 = new Sequence();
            seq2.Add(new DelayTime(3.5f));
            seq2.Add(new CallFunc(()=>{Sounds.PlaySkill2();}));
            seq2.Add(new ScaleTo(new Vector2(40,40),3));

            Sounds.PlaySkill1();
            bgSprite.RunAction(seq0);
            textSprite.RunAction(seq1);
            waveSprite.RunAction(seq2);
        }