DTXMania/コード/全体/CPreviewMagnifier.cs

   1 using System;
   2 using System.Collections.Generic;
   3 using System.Text;
   4 using System.Diagnostics;
   5
   6 namespace DTXMania
   7 {
   8         public class CPreviewMagnifier
   9         {
  10
  11                 #region [ プロパティ(拡大率等の取得) ]
  12                 /// <summary>
  13                 /// 拡大後のwidth
  14                 /// </summary>
  15                 public int width;
  16                 /// <summary>
  17                 /// 拡大後のheight
  18                 /// </summary>
  19                 public int height;
  20                 /// <summary>
  21                 /// 拡大後のX拡大率
  22                 /// </summary>
  23                 public float magX;
  24                 /// <summary>
  25                 /// 拡大後のY拡大率
  26                 /// </summary>
  27                 public float magY;
  28
  29                 public int px;
  30                 public int py;
  31
  32                 private int freestyle_w, freestyle_h;
  33
  34                 /// <summary>
  35                 /// プレビュー画像向けの拡大率か(それとも、演奏画面向けの拡大率か)
  36                 /// </summary>
  37                 public enum EPreviewType : int
  38                 {
  39                         MusicSelect = 0,                        // 選曲画面
  40                         PlayingFront = 1,                       // 演奏画面(ウインドウ表示の動画,サイズ固定(従来方式)
  41                         PlayingBackground = 2,          // 演奏画面(背景全画面表示の動画)
  42                         PlayingFrontScalable = 3        // 演奏画面(ウインドウ表示の動画,サイズ可変
  43                 }
  44                 public EPreviewType ePreviewType;
  45                 #endregion
  46
  47                 #region [ 定数定義 ]
  48                 // 配列の0,1要素はそれぞれ, Preview用, 演奏画面用
  49                 private int[] WIDTH_VGA_SET = { 204, 278, 640 };                     // VGA版DTXManiaのプレビュー画像width値
  50                 private int[] HEIGHT_VGA_SET = { 269, 355, 1920 };                      // VGA版DTXManiaのプレビュー画像height値
  51                 private int[] WIDTH_HD_SET = { 400, 400, 1920 };                      // HD版DTXManiaのプレビュー画像width値
  52                 private int[] HEIGHT_HD_SET = { 400, 600, 1080 }; // 600は仮                                                          // HD版DTXManiaのプレビュー画像height値
  53                 private int[] WIDTH_FHD_LIMIT = { 320, 320, 640 };                     // VGA版/FullHD版どちらのプレビュー画像とみなすかのwidth閾値
  54                 private int[] HEIGHT_FHD_LIMIT = { 416, 416, 480 };                      // VGA版/FullHD版どちらのプレビュー画像とみなすかのwidth閾値
  55                 private int[] WIDTH_FHD_SET = { (int)(204 * Scale.X), (int)(278 * 2), 1920 }; // FHD版DTXManiaのプレビュー画像height値
  56                 private int[] HEIGHT_FHD_SET = { (int)(269 * Scale.Y), (int)(355 * 2), 1080 };  // FHD版DTXManiaのプレビュー画像height値
  57                                                                                                                                                                                 // #37227 2017.5.29 yyagi 105以降の新演奏画面では、BGA/AVI領域の縦横倍率はx2
  58                 #endregion
  59
  60
  61                 #region [ コンストラクタ ]
  62                 /// <summary>
  63                 /// コンストラクタ
  64                 /// </summary>
  65                 public CPreviewMagnifier()
  66                 {
  67                 }
  68                 public CPreviewMagnifier(EPreviewType _ePreviewType)
  69                 {
  70                         CPreviewMagnifier_initializer(_ePreviewType, 0, 0, 1, 1);
  71                 }
  72                 public CPreviewMagnifier( EPreviewType _ePreviewType, int _px, int _py )
  73                 {
  74                         CPreviewMagnifier_initializer( _ePreviewType, _px, _py, 1, 1 );
  75                 }
  76                 public CPreviewMagnifier(EPreviewType _ePreviewType, int _px, int _py, int _w, int _h)
  77                 {
  78                         CPreviewMagnifier_initializer(_ePreviewType, _px, _py, _w, _h);
  79                 }
  80                 private void CPreviewMagnifier_initializer(EPreviewType _ePreviewType, int _px, int _py, int _w, int _h)
  81                 {
  82                         this.ePreviewType = _ePreviewType;
  83                         this.px = _px;
  84                         this.py = _py;
  85                         this.freestyle_w = _w;
  86                         this.freestyle_h = _h;
  87                 }
  88                 #endregion
  89
  90                 /// <summary>
  91                 /// 拡大率の取得
  92                 /// </summary>
  93                 /// <param name="width_org">元の幅</param>
  94                 /// <param name="height_org">元の高さ</param>
  95                 /// <param name="magX_org">元の拡大率(幅)</param>
  96                 /// <param name="magY_org">元の拡大率(高さ)</param>
  97                 /// <remarks>出力はプロパティで得てください。</remarks>
  98                 public void GetMagnifier(int width_org, int height_org, float magX_org, float magY_org)
  99                 {
 100                         //bool bIsPreview = ( this.ePreviewType == EPreviewType.MusicSelect );
 101
 102                         // #35820 画像サイズに関係なく、プレビュー領域に合わせる add ikanick 15.12.08
 103                         // #36176 プレビュー画像については、前仕様(204x269)画像はアスペクト比を維持する change ikanick 16.03.20
 104
 105                         if ( this.ePreviewType == EPreviewType.PlayingBackground )      // フル背景動画に限り、上位指定の表示座標を無視する
 106                         {
 107                                 this.px = this.py = 0;
 108                         }
 109
 110                         #region [ アスペクト比を維持した拡大縮小 ]
 111                         this.width = width_org;
 112                         this.height = height_org;
 113                         int W = (this.ePreviewType == EPreviewType.PlayingFrontScalable)? freestyle_w : width_fhd_set;
 114                         int H = (this.ePreviewType == EPreviewType.PlayingFrontScalable)? freestyle_h : height_fhd_set;
 115                         this.magX = magX_org * W  / width_org;
 116                         this.magY = magY_org * H / height_org;
 117
 118                         if ( magX > magY )
 119                         {
 120                                 magX = magY;
 121                                 px += (int) ( ( W - ( width_org * magY ) ) / 2 );
 122                         }
 123                         else
 124                         {
 125                                 magY = magX;
 126                                 py += (int) ( ( H - ( height_org * magX ) ) / 2 );
 127                         }
 128                         #endregion
 129                 }
 130
 131                 #region [ bIsPreviewによる配列→定数読み替え ]
 132                 private int width_vga_set
 133                 {
 134                         get
 135                         {
 136                                 return WIDTH_VGA_SET[ (int)ePreviewType ];
 137                         }
 138                 }
 139                 private int height_vga_set
 140                 {
 141                         get
 142                         {
 143                                 return HEIGHT_VGA_SET[ (int)ePreviewType ];
 144                         }
 145                 }
 146                 private int width_hd_set
 147                 {
 148                         get
 149                         {
 150                                 return WIDTH_HD_SET[ (int)ePreviewType ];
 151                         }
 152                 }
 153                 private int height_hd_set
 154                 {
 155                         get
 156                         {
 157                                 return HEIGHT_HD_SET[ (int)ePreviewType ];
 158                         }
 159                 }
 160                 private int width_fhd_limit
 161                 {
 162                         get
 163                         {
 164                                 return WIDTH_FHD_LIMIT[ (int)ePreviewType ];
 165                         }
 166                 }
 167                 private int height_fhd_limit
 168                 {
 169                         get
 170                         {
 171                                 return HEIGHT_FHD_LIMIT[ (int)ePreviewType ];
 172                         }
 173                 }
 174                 private int width_fhd_set
 175                 {
 176                         get
 177                         {
 178                                 return WIDTH_FHD_SET[ (int)ePreviewType ];
 179                         }
 180                 }
 181                 private int height_fhd_set
 182                 {
 183                         get
 184                         {
 185                                 return HEIGHT_FHD_SET[ (int)ePreviewType ];
 186                         }
 187                 }
 188                 #endregion
 189         }
 190 }