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                 /// <summary>
  33                 /// 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)
  34                 /// </summary>
  35                 public enum EPreviewType : int
  36                 {
  37                         MusicSelect = 0,                        // 選曲画面
  38                         PlayingFront = 1,                       // 演奏画面(ウインドウ表示の動画)
  39                         PlayingBackground = 2           // 演奏画面(背景全画面表示の動画)
  40                 }
  41                 public EPreviewType ePreviewType;
  42                 #endregion
  43
  44                 #region [ 定数定義 ]
  45                 // 配列の0,1要素はそれぞれ, Preview用, 演奏画面用
  46                 private int[] WIDTH_VGA_SET = { 204, 278, 640 };                     // VGA版DTXManiaのプレビュー画像width値
  47                 private int[] HEIGHT_VGA_SET = { 269, 355, 1920 };                      // VGA版DTXManiaのプレビュー画像height値
  48                 private int[] WIDTH_HD_SET = { 400, 400, 1920 };                      // HD版DTXManiaのプレビュー画像width値
  49                 private int[] HEIGHT_HD_SET = { 400, 600, 1080 }; // 600は仮                                                          // HD版DTXManiaのプレビュー画像height値
  50                 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
  51                 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
  52                 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
  53                 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
  54                                                                                                                                                                                 // #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
  55                 #endregion
  56
  57
  58                 #region [ コンストラクタ ]
  59                 /// <summary>
  60                 /// コンストラクタ
  61                 /// </summary>
  62                 public CPreviewMagnifier()
  63                 {
  64                 }
  65                 public CPreviewMagnifier(EPreviewType _ePreviewType)
  66                 {
  67                         CPreviewMagnifier_initializer(_ePreviewType, 0, 0);
  68                 }
  69                 public CPreviewMagnifier( EPreviewType _ePreviewType, int _px, int _py )
  70                 {
  71                         CPreviewMagnifier_initializer( _ePreviewType, _px, _py );
  72                 }
  73                 private void CPreviewMagnifier_initializer( EPreviewType _ePreviewType, int _px, int _py)
  74                 {
  75                         this.ePreviewType = _ePreviewType;
  76                         this.px = _px;
  77                         this.py = _py;
  78                 }
  79                 #endregion
  80
  81                 /// <summary>
  82                 /// 拡大率の取得
  83                 /// </summary>
  84                 /// <param name="width_org">元の幅</param>
  85                 /// <param name="height_org">元の高さ</param>
  86                 /// <param name="magX_org">元の拡大率(幅)</param>
  87                 /// <param name="magY_org">元の拡大率(高さ)</param>
  88                 /// <remarks>出力はプロパティで得てください。</remarks>
  89                 public void GetMagnifier(int width_org, int height_org, float magX_org, float magY_org)
  90                 {
  91                         //bool bIsPreview = ( this.ePreviewType == EPreviewType.MusicSelect );
  92
  93                         // #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
  94                         // #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
  95
  96                         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
  97                         {
  98                                 this.px = this.py = 0;
  99                         }
 100
 101                         #region [ アスペクト比を維持した拡大縮小 ]
 102                         this.width = width_org;
 103                         this.height = height_org;
 104                         this.magX = magX_org * width_fhd_set / width_org;
 105                         this.magY = magY_org * height_fhd_set / height_org;
 106
 107                         if ( magX > magY )
 108                         {
 109                                 magX = magY;
 110                                 px += (int) ( ( width_fhd_set - ( width_org * magY ) ) / 2 );
 111                         }
 112                         else
 113                         {
 114                                 magY = magX;
 115                                 py += (int) ( ( height_fhd_set - ( height_org * magX ) ) / 2 );
 116                         }
 117                         #endregion
 118                 }
 119
 120                 #region [ bIsPreviewによる配列→定数読み替え ]
 121                 private int width_vga_set
 122                 {
 123                         get
 124                         {
 125                                 return WIDTH_VGA_SET[ (int)ePreviewType ];
 126                         }
 127                 }
 128                 private int height_vga_set
 129                 {
 130                         get
 131                         {
 132                                 return HEIGHT_VGA_SET[ (int)ePreviewType ];
 133                         }
 134                 }
 135                 private int width_hd_set
 136                 {
 137                         get
 138                         {
 139                                 return WIDTH_HD_SET[ (int)ePreviewType ];
 140                         }
 141                 }
 142                 private int height_hd_set
 143                 {
 144                         get
 145                         {
 146                                 return HEIGHT_HD_SET[ (int)ePreviewType ];
 147                         }
 148                 }
 149                 private int width_fhd_limit
 150                 {
 151                         get
 152                         {
 153                                 return WIDTH_FHD_LIMIT[ (int)ePreviewType ];
 154                         }
 155                 }
 156                 private int height_fhd_limit
 157                 {
 158                         get
 159                         {
 160                                 return HEIGHT_FHD_LIMIT[ (int)ePreviewType ];
 161                         }
 162                 }
 163                 private int width_fhd_set
 164                 {
 165                         get
 166                         {
 167                                 return WIDTH_FHD_SET[ (int)ePreviewType ];
 168                         }
 169                 }
 170                 private int height_fhd_set
 171                 {
 172                         get
 173                         {
 174                                 return HEIGHT_FHD_SET[ (int)ePreviewType ];
 175                         }
 176                 }
 177                 #endregion
 178         }
 179 }