www/corelib/classes/SlopeBlockClass.js

   1 var SlopeBlockClass = function(ownerStage, args)
   2 {
   3         SlopeBlockClass.base.apply(this, arguments);
   4
   5         var colLH = args[1], colRH = args[2];
   6
   7         this.collisionLeftHeight = colLH;               //\8d¶\8fã\82©\82ç\95Ó\82è\94»\92è\97Ì\88æ\82Ü\82Å\82Ì\8d\82\82³
   8         this.collisionRightHeight = colRH;              //\89E\8fã\82©\82ç\95Ó\82è\94»\92è\97Ì\88æ\82Ü\82Å\82Ì\8d\82\82³
   9
  10         //\83f\83o\83b\83O\8fî\95ñ\82ð\89æ\96Ê\82É\95\\8e¦
  11         this.enableDebugMode = false;
  12
  13         //\83f\83o\83b\83O\8fî\95ñ
  14         this.x1 = 0;
  15         this.x2 = 0;
  16         this.y2 = 0;
  17
  18 }.extend(BlockClass, {
  19         isOverlappedWith: function(x1, y1, x2, y2){
  20                 // 1 - - +
  21                 // |     |
  22                 // |     |
  23                 // + - - 2
  24                 //\83I\83u\83W\83F\83N\83g\96{\91Ì\95\94\95ª\82É\8fd\82È\82é\82©\82Ç\82¤\82©\82ð\92²\82×\82é
  25                 //\82±\82Ì\8aÖ\90\94\82ªfalse\82ð\95Ô\82µ\82½\8e\9e\82Ì\88ø\90\94\82Ì\94Í\88Í\82Ö\82Í\83I\83u\83W\83F\83N\83g\82ª\88Ú\93®\82Å\82«\82é\81B
  26                 //true\82©\82ÂisPhantom==false\82Ì\8e\9e\82Í\8fÕ\93Ë\82·\82é\81B
  27
  28                 //\83f\83o\83b\83O\8fî\95ñ
  29                 this.x1 = x1;
  30                 this.y2 = y2;
  31                 this.x2 = x2;
  32
  33                 if(this.collisionLeftHeight != this.collisionRightHeight){
  34                         return this.crossLineJudge(x1, y2 - 1, x2, y2 - 1,
  35                                                                                 this.origin.x, this.origin.y + this.collisionLeftHeight,
  36                                                                                 this.origin.x + this.size.x - 1, this.origin.y + this.collisionRightHeight);
  37                 }
  38                 //\83`\83F\83b\83N\82·\82é\93ñ\82Â\82Ì\90ü\95ª\82ª\95½\8ds\82¾\82Æ\93\96\82½\82è\94»\92è\82É\98R\82ê\82é\82Ì\82Å\81A\93\96\82½\82è\94»\92è\82ª\90\85\95½\82È\8fê\8d\87\82Í\91¼\82Ì\8e®\82ð\97\98\97p\82·\82é\81B
  39                 if(this.collisionLeftHeight >= this.size.y){
  40                         return false;
  41                 }
  42                 return (x2 > (this.origin.x + this.collisionMargin.left)) &&
  43                         (x1 <= (this.origin.x + this.size.x - this.collisionMargin.right)) &&
  44                         (y2 > (this.origin.y + this.collisionMargin.top + this.collisionLeftHeight)) &&
  45                         (y1 <= (this.origin.y + this.size.y - this.collisionMargin.bottom));
  46         },
  47         //\8dÀ\95W p1,p2 \82ð\8c\8b\82Ô\90ü\95ª\82Æ\8dÀ\95W q1,q2 \82ð\8c\8b\82Ô\90ü\95ª\82ª\8cð\8d·\82µ\82Ä\82¢\82é\82©\82ð\92²\82×\82é
  48         //\82½\82¾\82µ\81A\90ü\95ª\82ª\8fd\82È\82Á\82Ä\82¢\82é\8fê\8d\87(3\93_,4\93_\82ª\88ê\92¼\90ü\8fã\82É\82 \82é)\81A\81u\8cð\8d·\82µ\82Ä\82¢\82é\81v\81A\82Æ\94»\92è\82µ\82Ü\82·\81B
  49         crossLineJudge: function(p1x, p1y, p2x, p2y, q1x, q1y, q2x, q2y){
  50                 if(p1x >= p2x){
  51                         if((p1x < q1x && p1x < q2x) || (p2x > q1x && p2x > q2x)){
  52                                 return false;
  53                         }
  54                 } else{
  55                         if((p2x < q1x && p2x < q2x) || (p1x > q1x && p1x > q2x)){
  56                                 return false;
  57                         }
  58                 }
  59                 if(p1y >= p2y){
  60                         if((p1y < q1y && p1y < q2y) || (p2y > q1y && p2y > q2y)){
  61                                 return false;
  62                         }
  63                 } else{
  64                         if((p2y < q1y && p2y < q2y) || (p1y > q1y && p1y > q2y)){
  65                                 return false;
  66                         }
  67                 }
  68                 return !((((p1x - p2x)*(q1y-p1y)+(p1y-p2y)*(p1x-q1x))*((p1x-p2x)*(q2y-p1y)+(p1y-p2y)*(p1x-q2x))>0) ||
  69                                  (((q1x - q2x)*(p1y-q1y)+(q1y-q2y)*(q1x-p1x))*((q1x-q2x)*(p2y-q1y)+(q1y-q2y)*(q1x-p2x))>0));
  70                 //\8eQ\8dl http://www5d.biglobe.ne.jp/~tomoya03/shtml/algorithm/IntersectionEX.htm
  71         },
  72         draw : function(x, y){
  73                 SlopeBlockClass.base.prototype.draw.apply(this, arguments);
  74
  75                 if(this.enableDebugMode)
  76                 {
  77                         var xz = this.origin.x - x;
  78                         this.ownerStage.mainContext.save();
  79                         this.ownerStage.mainContext.beginPath();
  80                         this.ownerStage.mainContext.strokeStyle='#0000ff';
  81                         this.ownerStage.mainContext.moveTo(x,y + this.collisionLeftHeight);
  82                         this.ownerStage.mainContext.lineTo(x + this.size.x + 1,y + this.collisionRightHeight);
  83                         this.ownerStage.mainContext.stroke();
  84                         this.ownerStage.mainContext.beginPath();
  85                         this.ownerStage.mainContext.strokeStyle='#ff0000';
  86                         this.ownerStage.mainContext.moveTo(this.x1 - xz,this.y2);
  87                         this.ownerStage.mainContext.lineTo(this.x2 - xz,this.y2);
  88                         this.ownerStage.mainContext.stroke();
  89                         this.ownerStage.mainContext.restore();
  90                 }
  91         },
  92         debugDraw: function(x, y){
  93                 var xz = this.origin.x - x;
  94
  95                 if(this.collisionLeftHeight < this.size.y && this.collisionRightHeight < this.size.y){
  96                         this.ownerStage.collisionMapContext.beginPath();
  97                         this.ownerStage.collisionMapContext.moveTo(x, y + this.collisionLeftHeight);
  98                         this.ownerStage.collisionMapContext.lineTo(x + this.size.x, y + this.collisionRightHeight);
  99                         this.ownerStage.collisionMapContext.lineTo(x + this.size.x, y + this.size.y);
 100                         this.ownerStage.collisionMapContext.lineTo(x, y + this.size.y);
 101                         this.ownerStage.collisionMapContext.closePath();
 102                         this.ownerStage.collisionMapContext.stroke();
 103                 } else{
 104                         this.ownerStage.collisionMapContext.beginPath();
 105                         this.ownerStage.collisionMapContext.moveTo(x, y + this.collisionLeftHeight);
 106                         this.ownerStage.collisionMapContext.lineTo(x + this.size.x, y + this.collisionRightHeight);
 107                         this.ownerStage.collisionMapContext.stroke();
 108                 }
 109         },
 110 });
 111 //\82±\82Ì\83N\83\89\83X\82Ì\83C\83\93\83X\83^\83\93\83X\82Ìtick\82ð\8cÄ\82Ñ\8fo\82³\82È\82¢\82æ\82¤\82É\90Ý\92è\81i\8d\82\91¬\89»\81j
 112 SlopeBlockClass.tick = function(){return false;};