atari-legend /
legacy
| @@ 47-173 (lines=127) @@ | ||
| 44 | return ((x < y) ? -1 : ((x > y) ? 1 : 0)); |
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| 45 | } |
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| 46 | ||
| 47 | function scrolltext_horizontal(){ |
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| 48 | this.scroffset=0; |
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| 49 | this.oldspeed=0; |
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| 50 | this.speed=1; |
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| 51 | this.font; |
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| 52 | this.letters = new Object(); |
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| 53 | this.scrtxt=" "; |
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| 54 | this.pausetimer=0; |
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| 55 | this.pausedelay=0; |
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| 56 | ||
| 57 | this.init = function(dst, font,speed,sinparam,type){ |
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| 58 | this.speed=speed; |
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| 59 | this.dst=dst; |
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| 60 | this.font=font; |
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| 61 | this.fontw = this.font.tilew; |
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| 62 | this.fonth = this.font.tileh; |
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| 63 | this.fontstart = this.font.tilestart; |
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| 64 | this.wide=Math.ceil(this.dst.canvas.width/this.fontw)+1; |
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| 65 | for(i=0;i<=this.wide;i++){ |
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| 66 | this.letters[i]=new ltrobj(Math.ceil((this.wide*this.fontw)+i*this.fontw),0,this.scrtxt.charCodeAt(this.scroffset)); |
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| 67 | this.scroffset++; |
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| 68 | } |
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| 69 | if(typeof(sinparam)!='undefined') |
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| 70 | this.sinparam=sinparam; |
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| 71 | if(typeof(type)=='undefined') |
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| 72 | this.type=0; |
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| 73 | else |
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| 74 | this.type=type; |
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| 75 | } |
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| 76 | ||
| 77 | this.draw = function(posy){ |
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| 78 | var prov = 0; |
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| 79 | var temp = new Array(); |
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| 80 | var tmp=this.dst.contex.globalAlpha; |
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| 81 | this.dst.contex.globalAlpha=1; |
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| 82 | var oldvalue=new Array(); |
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| 83 | var i; |
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| 84 | if(typeof(this.sinparam)!='undefined'){ |
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| 85 | for(var j=0;j<this.sinparam.length;j++){ |
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| 86 | oldvalue[j]=this.sinparam[j].myvalue; |
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| 87 | } |
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| 88 | } |
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| 89 | if(this.speed==0){ |
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| 90 | this.pausetimer+=1; |
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| 91 | if(this.pausetimer==60*this.pausedelay){ |
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| 92 | this.speed=this.oldspeed; |
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| 93 | } |
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| 94 | } |
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| 95 | var speed=this.speed; |
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| 96 | for(i=0;i<=this.wide;i++){ |
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| 97 | this.letters[i].posx-=speed; |
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| 98 | if(this.letters[i].posx<=-this.fontw){ |
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| 99 | if(this.scrtxt.charAt(this.scroffset) =="^"){ |
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| 100 | if(this.scrtxt.charAt(this.scroffset+1) =="P"){ |
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| 101 | this.pausedelay=this.scrtxt.charAt(this.scroffset+2); |
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| 102 | this.pausetimer=0; |
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| 103 | this.oldspeed=this.speed; |
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| 104 | this.speed=0; |
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| 105 | this.scroffset+=3; |
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| 106 | } |
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| 107 | else if(this.scrtxt.charAt(this.scroffset+1) =="S"){ |
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| 108 | this.speed=this.scrtxt.charAt(this.scroffset+2); |
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| 109 | this.scroffset+=3; |
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| 110 | } |
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| 111 | // |
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| 112 | // ADDON by Robert Annett |
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| 113 | // |
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| 114 | else if(this.scrtxt.charAt(this.scroffset+1) =="C"){ |
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| 115 | var end = this.scrtxt.indexOf(';', this.scroffset+2); |
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| 116 | var functionName = this.scrtxt.substring(this.scroffset+2, end); |
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| 117 | window[functionName](); |
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| 118 | this.scroffset+=(end-this.scroffset)+1; |
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| 119 | } |
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| 120 | }else{ |
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| 121 | this.letters[i].posx=this.wide*this.fontw+(this.letters[i].posx+this.fontw); |
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| 122 | if(typeof(this.sinparam)!='undefined'){ |
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| 123 | for(var j=0;j<this.sinparam.length;j++){ |
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| 124 | oldvalue[j]+=this.sinparam[j].inc; |
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| 125 | } |
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| 126 | } |
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| 127 | this.letters[i].ltr=this.scrtxt.charCodeAt(this.scroffset); |
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| 128 | this.scroffset++; |
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| 129 | if(this.scroffset> this.scrtxt.length-1) |
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| 130 | this.scroffset=0; |
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| 131 | } |
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| 132 | } |
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| 133 | } |
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| 134 | if(typeof(this.sinparam)!='undefined'){ |
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| 135 | for(var j=0;j<this.sinparam.length;j++){ |
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| 136 | this.sinparam[j].myvalue=oldvalue[j]; |
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| 137 | } |
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| 138 | } |
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| 139 | ||
| 140 | for(j=0;j<=this.wide;j++){ |
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| 141 | temp[j]={indice:j, posx:this.letters[j].posx}; |
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| 142 | } |
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| 143 | temp.sort(sortPosx); |
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| 144 | for(i=0;i<=this.wide;i++){ |
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| 145 | if(typeof(this.sinparam)!='undefined'){ |
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| 146 | prov = 0; |
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| 147 | for(var j=0;j<this.sinparam.length;j++){ |
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| 148 | if(this.type==0) |
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| 149 | prov += Math.sin(this.sinparam[j].myvalue)*this.sinparam[j].amp; |
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| 150 | if(this.type==1) |
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| 151 | prov += -Math.abs(Math.sin(this.sinparam[j].myvalue)*this.sinparam[j].amp); |
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| 152 | if(this.type==2) |
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| 153 | prov += Math.abs(Math.sin(this.sinparam[j].myvalue)*this.sinparam[j].amp); |
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| 154 | ||
| 155 | } |
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| 156 | } |
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| 157 | this.font.drawTile(this.dst,this.letters[temp[i].indice].ltr-this.fontstart,this.letters[temp[i].indice].posx,prov+posy); |
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| 158 | ||
| 159 | if(typeof(this.sinparam)!='undefined'){ |
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| 160 | for(var j=0;j<this.sinparam.length;j++){ |
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| 161 | this.sinparam[j].myvalue+=this.sinparam[j].inc; |
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| 162 | } |
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| 163 | } |
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| 164 | } |
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| 165 | if(typeof(this.sinparam)!='undefined'){ |
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| 166 | for(var j=0;j<this.sinparam.length;j++){ |
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| 167 | this.sinparam[j].myvalue=oldvalue[j]+this.sinparam[j].offset; |
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| 168 | } |
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| 169 | } |
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| 170 | this.dst.contex.globalAlpha=tmp; |
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| 171 | } |
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| 172 | return this; |
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| 173 | } |
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| 174 | ||
| 175 | ||
| 176 | function scrolltext_vertical(){ |
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| @@ 176-301 (lines=126) @@ | ||
| 173 | } |
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| 174 | ||
| 175 | ||
| 176 | function scrolltext_vertical(){ |
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| 177 | this.scroffset=0; |
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| 178 | this.oldspeed=0; |
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| 179 | this.speed=1; |
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| 180 | this.font; |
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| 181 | this.letters = new Object(); |
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| 182 | this.scrtxt=" "; |
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| 183 | this.pausetimer=0; |
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| 184 | this.pausedelay=0; |
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| 185 | ||
| 186 | this.init = function(dst, font,speed,sinparam,type){ |
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| 187 | this.speed=speed; |
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| 188 | this.dst=dst; |
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| 189 | this.font=font; |
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| 190 | this.fontw = this.font.tilew; |
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| 191 | this.fonth = this.font.tileh; |
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| 192 | this.fontstart = this.font.tilestart; |
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| 193 | this.wide=Math.ceil(this.dst.canvas.height/this.fonth)+1; |
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| 194 | for(i=0;i<=this.wide;i++){ |
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| 195 | this.letters[i]=new ltrobj(0,Math.ceil((this.wide*this.fonth)+i*this.fonth),this.scrtxt.charCodeAt(this.scroffset)); |
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| 196 | this.scroffset++; |
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| 197 | } |
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| 198 | if(typeof(sinparam)!='undefined') |
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| 199 | this.sinparam=sinparam; |
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| 200 | if(typeof(type)=='undefined') |
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| 201 | this.type=0; |
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| 202 | else |
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| 203 | this.type=type; |
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| 204 | } |
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| 205 | ||
| 206 | this.draw = function(posx){ |
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| 207 | var prov = 0; |
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| 208 | var temp = new Array(); |
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| 209 | var tmp=this.dst.contex.globalAlpha; |
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| 210 | this.dst.contex.globalAlpha=1; |
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| 211 | var oldvalue=new Array(); |
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| 212 | var i; |
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| 213 | if(typeof(this.sinparam)!='undefined'){ |
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| 214 | for(var j=0;j<this.sinparam.length;j++){ |
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| 215 | oldvalue[j]=this.sinparam[j].myvalue; |
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| 216 | } |
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| 217 | } |
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| 218 | if(this.speed==0){ |
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| 219 | this.pausetimer+=1; |
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| 220 | if(this.pausetimer==60*this.pausedelay){ |
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| 221 | this.speed=this.oldspeed; |
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| 222 | } |
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| 223 | } |
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| 224 | var speed=this.speed; |
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| 225 | for(i=0;i<=this.wide;i++){ |
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| 226 | this.letters[i].posy-=speed; |
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| 227 | if(this.letters[i].posy<=-this.fonth){ |
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| 228 | if(this.scrtxt.charAt(this.scroffset) =="^"){ |
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| 229 | if(this.scrtxt.charAt(this.scroffset+1) =="P"){ |
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| 230 | this.pausedelay=this.scrtxt.charAt(this.scroffset+2); |
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| 231 | this.pausetimer=0; |
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| 232 | this.oldspeed=this.speed; |
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| 233 | this.speed=0; |
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| 234 | this.scroffset+=3; |
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| 235 | } |
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| 236 | else if(this.scrtxt.charAt(this.scroffset+1) =="S"){ |
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| 237 | this.speed=this.scrtxt.charAt(this.scroffset+2); |
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| 238 | this.scroffset+=3; |
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| 239 | } |
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| 240 | // |
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| 241 | // ADDON by Robert Annett |
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| 242 | // |
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| 243 | else if(this.scrtxt.charAt(this.scroffset+1) =="C"){ |
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| 244 | var end = this.scrtxt.indexOf(';', this.scroffset+2); |
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| 245 | var functionName = this.scrtxt.substring(this.scroffset+2, end); |
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| 246 | window[functionName](); |
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| 247 | this.scroffset+=(end-this.scroffset)+1; |
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| 248 | } |
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| 249 | }else{ |
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| 250 | this.letters[i].posy=this.wide*this.fonth+(this.letters[i].posy+this.fonth); |
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| 251 | if(typeof(this.sinparam)!='undefined'){ |
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| 252 | for(var j=0;j<this.sinparam.length;j++){ |
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| 253 | oldvalue[j]+=this.sinparam[j].inc; |
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| 254 | } |
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| 255 | } |
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| 256 | this.letters[i].ltr=this.scrtxt.charCodeAt(this.scroffset); |
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| 257 | this.scroffset++; |
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| 258 | if(this.scroffset> this.scrtxt.length-1) |
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| 259 | this.scroffset=0; |
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| 260 | } |
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| 261 | } |
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| 262 | } |
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| 263 | if(typeof(this.sinparam)!='undefined'){ |
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| 264 | for(var j=0;j<this.sinparam.length;j++){ |
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| 265 | this.sinparam[j].myvalue=oldvalue[j]; |
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| 266 | } |
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| 267 | } |
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| 268 | ||
| 269 | for(j=0;j<=this.wide;j++){ |
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| 270 | temp[j]={indice:j, posy:this.letters[j].posy}; |
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| 271 | } |
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| 272 | temp.sort(sortPosy); |
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| 273 | for(i=0;i<=this.wide;i++){ |
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| 274 | if(typeof(this.sinparam)!='undefined'){ |
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| 275 | prov = 0; |
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| 276 | for(var j=0;j<this.sinparam.length;j++){ |
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| 277 | if(this.type==0) |
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| 278 | prov += Math.sin(this.sinparam[j].myvalue)*this.sinparam[j].amp; |
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| 279 | if(this.type==1) |
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| 280 | prov += -Math.abs(Math.sin(this.sinparam[j].myvalue)*this.sinparam[j].amp); |
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| 281 | if(this.type==2) |
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| 282 | prov += Math.abs(Math.sin(this.sinparam[j].myvalue)*this.sinparam[j].amp); |
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| 283 | } |
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| 284 | } |
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| 285 | this.font.drawTile(this.dst,this.letters[temp[i].indice].ltr-this.fontstart,prov+posx,this.letters[temp[i].indice].posy); |
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| 286 | ||
| 287 | if(typeof(this.sinparam)!='undefined'){ |
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| 288 | for(var j=0;j<this.sinparam.length;j++){ |
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| 289 | this.sinparam[j].myvalue+=this.sinparam[j].inc; |
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| 290 | } |
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| 291 | } |
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| 292 | } |
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| 293 | if(typeof(this.sinparam)!='undefined'){ |
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| 294 | for(var j=0;j<this.sinparam.length;j++){ |
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| 295 | this.sinparam[j].myvalue=oldvalue[j]+this.sinparam[j].offset; |
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| 296 | } |
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| 297 | } |
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| 298 | this.dst.contex.globalAlpha=tmp; |
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| 299 | } |
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| 300 | return this; |
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| 301 | } |
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| 302 | ||
| 303 | ||
