little scroller done by a friend with the demo coding library codef (included)
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/*------------------------------------------------------------------------------
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Copyright (c) 2011 Antoine Santo Aka NoNameNo
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This File is part of the CODEF project.
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More info : http://codef.santo.fr
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Demo gallery http://www.wab.com
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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------------------------------------------------------------------------------*/
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window.requestAnimFrame = (function(){
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return window.requestAnimationFrame ||
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window.webkitRequestAnimationFrame ||
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window.mozRequestAnimationFrame ||
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window.oRequestAnimationFrame ||
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window.msRequestAnimationFrame ||
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function(/* function */ callback, /* DOMElement */ element){
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window.setTimeout(callback, 1000 / 60);
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};
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})();
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/**
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<b>Create a new canvas object.</b><br>
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canvas(w, h, divname)<br>
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@class canvas
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@param {Number in pixel} w The Width of the canvas you want to create.
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@param {Number in pixel} h The Height of the canvas you want to create.
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@param {String} [divname] The div id you want the create the canvas to. If not specified, the canvas will be hidden.
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@property {Number in pixel} width The Width of the canvas.
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@property {Number in pixel} height The Height of the canvas.
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@property {Object} canvas object of this canvas. ;)
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@property {Object} contex the 2d context of this canvas.
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@property {Number in pixel} handlex the x coord of the handle (0 by default).
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@property {Number in pixel} handley the y coord of the handle (0 by default).
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@property {Number in pixel} tilew the Width of a tile (IF this canvas is a tileset).
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@property {Number in pixel} tileh the Height of a tile (IF this canvas is a tileset).
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@property {Number} tilestart the number of the first tile (usefull for tileset like font).
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@example
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var mycanvas = new canvas(640, 480, "main");
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*/
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function canvas(w, h, divname){
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this.width=w;
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this.height=h;
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this.canvas;
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this.contex;
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this.canvas = document.createElement("canvas");
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if(divname) document.getElementById(divname).appendChild(this.canvas);
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this.canvas.setAttribute('width', w);
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this.canvas.setAttribute('height', h);
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this.contex = this.canvas.getContext('2d');
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this.handlex=0;
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this.handley=0;
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this.midhandled=false;
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this.tilew=0;
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this.tileh=0;
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this.tilestart=0;
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/**
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<b>Fill the canvas.</b><br>
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canvas.fill(color)<br>
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@function canvas.fill
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@param {Color} color The color you want to fill the canvas with.
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@example
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mycanvas.fill('#FF0000');
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*/
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this.fill = function(color){
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var tmp = this.contex.fillStyle;
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var tmp2= this.contex.globalAlpha;
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this.contex.globalAlpha=1;
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this.contex.fillStyle = color;
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this.contex.fillRect (0, 0, this.canvas.width, this.canvas.height);
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this.contex.fillStyle = tmp
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this.contex.globalAlpha=tmp2;
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}
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/**
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<b>Clear the canvas.</b><br>
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@function canvas.clear
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@example
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mycanvas.clear();
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*/
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this.clear = function(){
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this.contex.clearRect (0, 0, this.canvas.width, this.canvas.height);
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}
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/**
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<b>Draw a plot on the canvas.</b><br>
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canvas.plot(x1,y1,width,color)<br>
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@function canvas.plot
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@param {Number in pixel} x The x coord you want to plot in the canvas.
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@param {Number in pixel} y The y coord you want to plot in the canvas.
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@param {Number in pixel} width The size of the plot.
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@param {Color} color The color of the plot.
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@example
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mycanvas.plot(20,20,50,'#FF0000');
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*/
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this.plot = function(x,y,width,color){
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// save old fillstyle
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var oldcolor = this.contex.fillStyle ;
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this.contex.fillStyle=color;
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this.contex.fillRect(x,y,width,width) ;
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// restore old fillstyle
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this.contex.fillStyle=oldcolor;
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}
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/**
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<b>Draw a line on the canvas.</b><br>
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canvas.line(x1,y1,x2,y2,width,color)<br>
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@function canvas.line
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@param {Number in pixel} x1 The x coord of the line start in the canvas.
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@param {Number in pixel} y1 The y coord of the line start in the canvas.
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@param {Number in pixel} x2 The x coord of the line end in the canvas.
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@param {Number in pixel} y2 The y coord of the line end in the canvas.
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@param {Number in pixel} width The width of the line.
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@param {Color} color The color of the plot.
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@example
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mycanvas.line(0,0,50,50,2,'#FF0000');
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*/
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this.line = function(x1,y1,x2,y2,width,color){
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var tmp=this.contex.strokeStyle;
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this.contex.strokeStyle=color;
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this.contex.lineWidth=width;
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this.contex.beginPath();
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this.contex.moveTo(x1,y1);
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this.contex.lineTo(x2,y2);
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this.contex.stroke();
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this.contex.closePath();
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this.contex.strokeStyle=tmp;
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}
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/**
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<b>Draw a filled triangle on the canvas.</b><br>
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canvas.triangle(x1,y1,x2,y2,x3,y3,color)<br>
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@function canvas.triangle
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@param {Number in pixel} x1 The x coord of the 1st edge of the triangle in the canvas.
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@param {Number in pixel} y1 The y coord of the 1st edge of the triangle in the canvas.
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@param {Number in pixel} x2 The x coord of the 2nd edge of the triangle in the canvas.
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@param {Number in pixel} y2 The y coord of the 2nd edge of the triangle in the canvas.
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@param {Number in pixel} x3 The x coord of the 3rd edge of the triangle in the canvas.
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@param {Number in pixel} y3 The y coord of the 3rd edge of the triangle in the canvas.
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@param {Color} color The color of the plot.
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@example
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mycanvas.triangle(150,150,250,250,50,250,'#FF0000');
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*/
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this.triangle = function(x1,y1,x2,y2,x3,y3,color){
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this.contex.beginPath();
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this.contex.moveTo(x1,y1);
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this.contex.lineTo(x2,y2);
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this.contex.lineTo(x3,y3);
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this.contex.closePath();
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this.contex.fillStyle=color;
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this.contex.fill();
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}
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/**
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<b>Draw a filled quad on the canvas.</b><br>
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<br>
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it can be used with 5 params : <br>
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canvas.quad(x1,y1,w,h,color)<br>
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<br>
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or it can be used with 9 params : <br>
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canvas.quad(x1,y1,x2,y2,x3,y3,x4,y4,color)<br>
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@function canvas.quad
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@param {Number in pixel} x1 The x coord of the 1st edge of the quad in the canvas.
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@param {Number in pixel} y1 The y coord of the 1st edge of the quad in the canvas.
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@param {Number in pixel} x2 The x coord of the 2nd edge of the quad in the canvas.
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@param {Number in pixel} y2 The y coord of the 2nd edge of the quad in the canvas.
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@param {Number in pixel} x3 The x coord of the 3rd edge of the quad in the canvas.
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@param {Number in pixel} y3 The y coord of the 3rd edge of the quad in the canvas.
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@param {Number in pixel} x4 The x coord of the 4th edge of the quad in the canvas.
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@param {Number in pixel} y4 The y coord of the 4th edge of the quad in the canvas.
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@param {Number in pixel} w The Width of the quad in the canvas.
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@param {Number in pixel} h The Height of the quad in the canvas.
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@param {Color} color The color of the plot.
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@example
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mycanvas.quad(150,150,250,250,'#FF0000');
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or
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mycanvas.quad(0,150,300,150,250,250,50,250,'#FF0000');
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*/
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this.quad = function(x1,y1,x2,y2,x3,y3,x4,y4,color){
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// save old fillstyle
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var oldcolor = this.contex.fillStyle ;
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// if x1 y1 width height color
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if(arguments.length==5){
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this.contex.fillStyle=x3;
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this.contex.fillRect(x1,y1,x2,y2) ;
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}
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// if all quad coordinates
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else{
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this.contex.beginPath();
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this.contex.moveTo(x1,y1);
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this.contex.lineTo(x2,y2);
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this.contex.lineTo(x3,y3);
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this.contex.lineTo(x4,y4);
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this.contex.closePath();
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this.contex.fillStyle=color;
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this.contex.fill();
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}
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// restore old fillstyle
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this.contex.fillStyle=oldcolor;
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}
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/**
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<b>Init a tileset canvas.</b><br>
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canvas.initTile(tilew,tileh, tilestart)<br>
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@function canvas.initTile
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@param {Number in pixel} tilew The Width of one tile.
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@param {Number in pixel} tileh The Height of one tile.
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@param {Number} [tilestart] The number of the first tile. (0 by default)
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@example
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mycanvas.initTile(32,32);
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*/
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this.initTile=function(tilew,tileh, tilestart){
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this.tileh=tileh;
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this.tilew=tilew;
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if(typeof(tilestart)!='undefined')
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this.tilestart=tilestart;
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}
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/**
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<b>Draw the canvas to another canvas.</b><br>
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canvas.draw(dst,x,y,alpha, rot,w,h)<br>
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@function canvas.draw
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@param {Object} dst The destination canvas.
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@param {Number in pixel} x The x coord in the destination canvas (based on the handle coord).
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@param {Number in pixel} y The y coord in the destination canvas (based on the handle coord).
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@param {Number} [alpha] The normalized value of the alpha (1 by default).
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@param {Number} [rot] The rotation angle in degrees (0 by default) (will use the handle coord as rotation axis).
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@param {Number} [w] The normalized zoom factor on x (1 by default).
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@param {Number} [h] The normalized zoom factor on y (1 by default).
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@example
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mycanvas.draw(destcanvas,10,10,1,0,1,1);
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*/
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this.draw = function(dst,x,y,alpha, rot,w,h){
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var tmp=dst.contex.globalAlpha;
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if(typeof(alpha)=='undefined') alpha=1;
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dst.contex.globalAlpha=alpha;
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if(arguments.length==3 || arguments.length==4)
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dst.contex.drawImage(this.canvas, x-this.handlex,y-this.handley);
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else if(arguments.length==5){
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dst.contex.translate(x,y);
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dst.contex.rotate(rot*Math.PI/180);
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dst.contex.translate(-this.handlex,-this.handley);
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dst.contex.drawImage(this.canvas, 0,0);
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dst.contex.setTransform(1, 0, 0, 1, 0, 0);
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}
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else{
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dst.contex.translate(x,y);
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dst.contex.rotate(rot*Math.PI/180);
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dst.contex.scale(w,h);
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dst.contex.translate(-this.handlex,-this.handley);
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dst.contex.drawImage(this.canvas, 0,0);
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dst.contex.setTransform(1, 0, 0, 1, 0, 0);
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}
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dst.contex.globalAlpha=tmp;
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}
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/**
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<b>Draw a tile from this canvas to another canvas.</b><br>
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canvas.drawTile(dst, nb, x, y, alpha, rot, w, h)<br>
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@function canvas.drawTile
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@param {Object} dst The destination canvas.
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@param {Number} nb the tile number.
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@param {Number in pixel} x The x coord in the destination canvas (based on the handle coord).
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@param {Number in pixel} y The y coord in the destination canvas (based on the handle coord).
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@param {Number} [alpha] The normalized value of the alpha (1 by default).
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@param {Number} [rot] The rotation angle in degrees (0 by default) (will use the handle coord as rotation axis).
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@param {Number} [w] The normalized zoom factor on x (1 by default).
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@param {Number} [h] The normalized zoom factor on y (1 by default).
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@example
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mycanvas.drawTile(destcanvas,5,10,10,1,0,1,1);
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*/
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this.drawTile = function(dst, nb, x, y, alpha, rot, w, h){
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var tmp=dst.contex.globalAlpha;
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if(typeof(alpha)=='undefined') alpha=1;
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dst.contex.globalAlpha=alpha;
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this.drawPart(dst,x,y,Math.floor((nb%(this.canvas.width/this.tilew)))*this.tilew,Math.floor(nb/(this.canvas.width/this.tilew))*this.tileh,this.tilew,this.tileh,alpha, rot, w, h);
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dst.contex.globalAlpha=tmp;
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}
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/**
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<b>Draw a part of this canvas to another canvas.</b><br>
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canvas.drawPart(dst,x,y,partx,party,partw,parth,alpha, rot,zx,zy)<br>
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@function canvas.drawPart
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@param {Object} dst The destination canvas.
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@param {Number in pixel} x The x coord in the destination canvas (based on the handle coord).
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@param {Number in pixel} y The y coord in the destination canvas (based on the handle coord).
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@param {Number in pixel} partx The x coord of the part in the source canvas.
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@param {Number in pixel} party The y coord of the part in the source canvas.
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@param {Number in pixel} partw The width of the part in the source canvas.
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@param {Number in pixel} parth The height of the part in the source canvas.
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@param {Number} [alpha] The normalized value of the alpha (1 by default).
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@param {Number} [rot] The rotation angle in degrees (0 by default) (will use the handle coord as rotation axis).
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@param {Number} [zx] The normalized zoom factor on x (1 by default).
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@param {Number} [zy] The normalized zoom factor on y (1 by default).
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@example
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mycanvas.drawTile(mycanvas,10,10,0,0,50,50,1,0,1,1);
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*/
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this.drawPart = function(dst,x,y,partx,party,partw,parth,alpha, rot,zx,zy){
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var tmp=dst.contex.globalAlpha;
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if(typeof(alpha)=='undefined') alpha=1;
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dst.contex.globalAlpha=alpha;
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if(arguments.length==7 || arguments.length==8){
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dst.contex.translate(x,y);
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if(this.midhandled==true) dst.contex.translate(-partw/2,-parth/2); else dst.contex.translate(-this.handlex,-this.handley);
|
||||||
|
dst.contex.drawImage(this.canvas,partx,party,partw,parth,null,null,partw,parth);
|
||||||
|
dst.contex.setTransform(1, 0, 0, 1, 0, 0);
|
||||||
|
}
|
||||||
|
else if(arguments.length==9){
|
||||||
|
dst.contex.translate(x,y);
|
||||||
|
dst.contex.rotate(rot*Math.PI/180);
|
||||||
|
if(this.midhandled==true) dst.contex.translate(-partw/2,-parth/2); else dst.contex.translate(-this.handlex,-this.handley);
|
||||||
|
dst.contex.drawImage(this.canvas,partx,party,partw,parth,null,null,partw,parth);
|
||||||
|
dst.contex.setTransform(1, 0, 0, 1, 0, 0);
|
||||||
|
}
|
||||||
|
else{
|
||||||
|
dst.contex.translate(x,y);
|
||||||
|
dst.contex.rotate(rot*Math.PI/180);
|
||||||
|
dst.contex.scale(zx,zy);
|
||||||
|
if(this.midhandled==true) dst.contex.translate(-partw/2,-parth/2); else dst.contex.translate(-this.handlex,-this.handley);
|
||||||
|
dst.contex.drawImage(this.canvas,partx,party,partw,parth,null,null,partw,parth);
|
||||||
|
dst.contex.setTransform(1, 0, 0, 1, 0, 0);
|
||||||
|
}
|
||||||
|
dst.contex.globalAlpha=tmp;
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
<b>Set the handle coord of this canvas to the center.</b><br>
|
||||||
|
|
||||||
|
@function canvas.setmidhandle
|
||||||
|
@example
|
||||||
|
mycanvas.setmidhandle();
|
||||||
|
*/
|
||||||
|
this.setmidhandle=function(){
|
||||||
|
this.handlex=parseInt(this.canvas.width/2);
|
||||||
|
this.handley=parseInt(this.canvas.height/2);
|
||||||
|
this.midhandled=true;
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
<b>Set the handle of the canvas.</b><br>
|
||||||
|
canvas.sethandle(x,y)<br>
|
||||||
|
|
||||||
|
@function canvas.sethandle
|
||||||
|
@param {Number in pixel} x The x coord of the handle of the canvas.
|
||||||
|
@param {Number in pixel} y The y coord of the handle of the canvas.
|
||||||
|
@example
|
||||||
|
mycanvas.sethandle(50,50);
|
||||||
|
*/
|
||||||
|
this.sethandle=function(x,y){
|
||||||
|
this.handlex=x;
|
||||||
|
this.handley=y;
|
||||||
|
this.midhandled=false;
|
||||||
|
}
|
||||||
|
|
||||||
|
this.print=function(dst, str, x, y, alpha, rot, w, h){
|
||||||
|
for(var i=0; i<str.length; i++){
|
||||||
|
if(typeof(w)!='undefined')
|
||||||
|
this.drawTile(dst, str[i].charCodeAt(0)-this.tilestart,x+i*this.tilew*w,y,alpha,rot,w,h);
|
||||||
|
else
|
||||||
|
this.drawTile(dst, str[i].charCodeAt(0)-this.tilestart,x+i*this.tilew,y,alpha,rot,w,h);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
return this;
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
<b>Create an image object and load a remote/local png/gif/jpg in it.</b><br>
|
||||||
|
image(img)<br>
|
||||||
|
|
||||||
|
@class image
|
||||||
|
@param {string} img local or url to an jpg/png/gif image.
|
||||||
|
@property {Object} img the dom image object.
|
||||||
|
@property {Number in pixel} handlex the x coord of the handle (0 by default).
|
||||||
|
@property {Number in pixel} handley the y coord of the handle (0 by default).
|
||||||
|
@property {Number in pixel} tilew the Width of a tile (IF this canvas is a tileset).
|
||||||
|
@property {Number in pixel} tileh the Height of a tile (IF this canvas is a tileset).
|
||||||
|
@property {Number} tilestart the number of the first tile (usefull for tileset like font).
|
||||||
|
@example
|
||||||
|
// with a local file
|
||||||
|
var mylogo = new image('logo.png');
|
||||||
|
|
||||||
|
// with a remote image
|
||||||
|
var mylogo = new image('http://www.myremotesite.com/logo.png');
|
||||||
|
|
||||||
|
*/
|
||||||
|
function image(img){
|
||||||
|
this.img = new Image();
|
||||||
|
this.img.src=img;
|
||||||
|
this.handlex=0;
|
||||||
|
this.handley=0;
|
||||||
|
this.midhandled=false;
|
||||||
|
this.tilew=0;
|
||||||
|
this.tileh=0;
|
||||||
|
this.tilestart=0;
|
||||||
|
|
||||||
|
/**
|
||||||
|
<b>Init a tileset image.</b><br>
|
||||||
|
image.initTile(tilew,tileh, tilestart)<br>
|
||||||
|
|
||||||
|
@function image.initTile
|
||||||
|
@param {Number in pixel} tilew The Width of one tile.
|
||||||
|
@param {Number in pixel} tileh The Height of one tile.
|
||||||
|
@param {Number} [tilestart] The number of the first tile. (0 by default)
|
||||||
|
@example
|
||||||
|
myimage.initTile(32,32);
|
||||||
|
*/
|
||||||
|
this.initTile=function(tilew,tileh,tilestart){
|
||||||
|
this.tileh=tileh;
|
||||||
|
this.tilew=tilew;
|
||||||
|
if(typeof(tilestart)!='undefined')
|
||||||
|
this.tilestart=tilestart;
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
<b>Draw the image to a canvas.</b><br>
|
||||||
|
image.draw(dst,x,y,alpha, rot,w,h)<br>
|
||||||
|
|
||||||
|
@function image.draw
|
||||||
|
@param {Object} dst The destination canvas.
|
||||||
|
@param {Number in pixel} x The x coord in the destination canvas (based on the handle coord of the image).
|
||||||
|
@param {Number in pixel} y The y coord in the destination canvas (based on the handle coord of the image).
|
||||||
|
@param {Number} [alpha] The normalized value of the alpha (1 by default).
|
||||||
|
@param {Number} [rot] The rotation angle in degrees (0 by default) (will use the handle coord as rotation axis).
|
||||||
|
@param {Number} [w] The normalized zoom factor on x (1 by default).
|
||||||
|
@param {Number} [h] The normalized zoom factor on y (1 by default).
|
||||||
|
@example
|
||||||
|
myimage.draw(destcanvas,10,10,1,0,1,1);
|
||||||
|
*/
|
||||||
|
this.draw = function(dst,x,y,alpha, rot,w,h){
|
||||||
|
var tmp=dst.contex.globalAlpha;
|
||||||
|
if(typeof(alpha)=='undefined') alpha=1;
|
||||||
|
dst.contex.globalAlpha=alpha;
|
||||||
|
if(arguments.length==3 || arguments.length==4)
|
||||||
|
dst.contex.drawImage(this.img, x-this.handlex,y-this.handley);
|
||||||
|
else if(arguments.length==5){
|
||||||
|
dst.contex.translate(x,y);
|
||||||
|
dst.contex.rotate(rot*Math.PI/180);
|
||||||
|
dst.contex.translate(-this.handlex,-this.handley);
|
||||||
|
dst.contex.drawImage(this.img, 0,0);
|
||||||
|
dst.contex.setTransform(1, 0, 0, 1, 0, 0);
|
||||||
|
}
|
||||||
|
else{
|
||||||
|
dst.contex.translate(x,y);
|
||||||
|
dst.contex.rotate(rot*Math.PI/180);
|
||||||
|
dst.contex.scale(w,h);
|
||||||
|
dst.contex.translate(-this.handlex,-this.handley);
|
||||||
|
dst.contex.drawImage(this.img, 0,0);
|
||||||
|
dst.contex.setTransform(1, 0, 0, 1, 0, 0);
|
||||||
|
}
|
||||||
|
dst.contex.globalAlpha=tmp;
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
<b>Draw a tile from this image to a canvas.</b><br>
|
||||||
|
image.drawTile(dst, nb, x, y, alpha, rot, w, h)<br>
|
||||||
|
|
||||||
|
@function image.drawTile
|
||||||
|
@param {Object} dst The destination canvas.
|
||||||
|
@param {Number} nb the tile number.
|
||||||
|
@param {Number in pixel} x The x coord in the destination canvas (based on the handle coord of the image).
|
||||||
|
@param {Number in pixel} y The y coord in the destination canvas (based on the handle coord of the image).
|
||||||
|
@param {Number} [alpha] The normalized value of the alpha (1 by default).
|
||||||
|
@param {Number} [rot] The rotation angle in degrees (0 by default) (will use the handle coord as rotation axis).
|
||||||
|
@param {Number} [w] The normalized zoom factor on x (1 by default).
|
||||||
|
@param {Number} [h] The normalized zoom factor on y (1 by default).
|
||||||
|
@example
|
||||||
|
myimage.drawTile(destcanvas,5,10,10,1,0,1,1);
|
||||||
|
*/
|
||||||
|
this.drawTile = function(dst, nb, x, y, alpha, rot, w, h){
|
||||||
|
var tmp=dst.contex.globalAlpha;
|
||||||
|
if(typeof(alpha)=='undefined') alpha=1;
|
||||||
|
dst.contex.globalAlpha=alpha;
|
||||||
|
this.drawPart(dst,x,y,Math.floor((nb%(this.img.width/this.tilew)))*this.tilew,Math.floor(nb/(this.img.width/this.tilew))*this.tileh,this.tilew,this.tileh,alpha, rot, w, h);
|
||||||
|
dst.contex.globalAlpha=tmp;
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
<b>Draw a part of this image to a canvas.</b><br>
|
||||||
|
image.drawPart(dst,x,y,partx,party,partw,parth,alpha, rot,zx,zy)<br>
|
||||||
|
|
||||||
|
@function image.drawPart
|
||||||
|
@param {Object} dst The destination canvas.
|
||||||
|
@param {Number in pixel} x The x coord in the destination canvas (based on the handle coord of the image).
|
||||||
|
@param {Number in pixel} y The y coord in the destination canvas (based on the handle coord of the image).
|
||||||
|
@param {Number in pixel} partx The x coord of the part in the source canvas.
|
||||||
|
@param {Number in pixel} party The y coord of the part in the source canvas.
|
||||||
|
@param {Number in pixel} partw The width of the part in the source canvas.
|
||||||
|
@param {Number in pixel} parth The height of the part in the source canvas.
|
||||||
|
@param {Number} [alpha] The normalized value of the alpha (1 by default).
|
||||||
|
@param {Number} [rot] The rotation angle in degrees (0 by default) (will use the handle coord as rotation axis).
|
||||||
|
@param {Number} [zx] The normalized zoom factor on x (1 by default).
|
||||||
|
@param {Number} [zy] The normalized zoom factor on y (1 by default).
|
||||||
|
@example
|
||||||
|
myimage.drawTile(mycanvas,10,10,0,0,50,50,1,0,1,1);
|
||||||
|
*/
|
||||||
|
this.drawPart = function(dst,x,y,partx,party,partw,parth,alpha, rot,zx,zy){
|
||||||
|
var tmp=dst.contex.globalAlpha;
|
||||||
|
if(typeof(alpha)=='undefined') alpha=1;
|
||||||
|
dst.contex.globalAlpha=alpha;
|
||||||
|
if(arguments.length==7 || arguments.length==8){
|
||||||
|
dst.contex.translate(x,y);
|
||||||
|
if(this.midhandled==true) dst.contex.translate(-partw/2,-parth/2); else dst.contex.translate(-this.handlex,-this.handley);
|
||||||
|
dst.contex.drawImage(this.img,partx,party,partw,parth,null,null,partw,parth);
|
||||||
|
dst.contex.setTransform(1, 0, 0, 1, 0, 0);
|
||||||
|
}
|
||||||
|
else if(arguments.length==9){
|
||||||
|
dst.contex.translate(x,y);
|
||||||
|
dst.contex.rotate(rot*Math.PI/180);
|
||||||
|
if(this.midhandled==true) dst.contex.translate(-partw/2,-parth/2); else dst.contex.translate(-this.handlex,-this.handley);
|
||||||
|
dst.contex.drawImage(this.img,partx,party,partw,parth,null,null,partw,parth);
|
||||||
|
dst.contex.setTransform(1, 0, 0, 1, 0, 0);
|
||||||
|
}
|
||||||
|
else{
|
||||||
|
dst.contex.translate(x,y);
|
||||||
|
dst.contex.rotate(rot*Math.PI/180);
|
||||||
|
dst.contex.scale(zx,zy);
|
||||||
|
if(this.midhandled==true) dst.contex.translate(-partw/2,-parth/2); else dst.contex.translate(-this.handlex,-this.handley);
|
||||||
|
dst.contex.drawImage(this.img,partx,party,partw,parth,null,null,partw,parth);
|
||||||
|
dst.contex.setTransform(1, 0, 0, 1, 0, 0);
|
||||||
|
}
|
||||||
|
dst.contex.globalAlpha=tmp;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
<b>Set the handle coord of this image to the center.</b><br>
|
||||||
|
|
||||||
|
@function image.setmidhandle
|
||||||
|
@example
|
||||||
|
myimage.setmidhandle();
|
||||||
|
*/
|
||||||
|
this.setmidhandle=function(){
|
||||||
|
this.handlex=parseInt(this.img.width/2);
|
||||||
|
this.handley=parseInt(this.img.height/2);
|
||||||
|
this.midhandled=true;
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
<b>Set the handle of the image.</b><br>
|
||||||
|
image.sethandle(x,y)<br>
|
||||||
|
|
||||||
|
@function image.sethandle
|
||||||
|
@param {Number in pixel} x The x coord of the handle of the image.
|
||||||
|
@param {Number in pixel} y The y coord of the handle of the image.
|
||||||
|
@example
|
||||||
|
myimage.sethandle(50,50);
|
||||||
|
*/
|
||||||
|
this.sethandle=function(x,y){
|
||||||
|
this.handlex=x;
|
||||||
|
this.handley=y;
|
||||||
|
this.midhandled=false;
|
||||||
|
}
|
||||||
|
|
||||||
|
this.print=function(dst, str, x, y, alpha, rot, w, h){
|
||||||
|
for(var i=0; i<str.length; i++){
|
||||||
|
if(typeof(w)!='undefined')
|
||||||
|
this.drawTile(dst, str[i].charCodeAt(0)-this.tilestart,x+i*this.tilew*w,y,alpha,rot,w,h);
|
||||||
|
else
|
||||||
|
this.drawTile(dst, str[i].charCodeAt(0)-this.tilestart,x+i*this.tilew,y,alpha,rot,w,h);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
@ -0,0 +1,284 @@
|
||||||
|
/*------------------------------------------------------------------------------
|
||||||
|
Copyright (c) 2011 Antoine Santo Aka NoNameNo
|
||||||
|
|
||||||
|
This File is part of the CODEF project.
|
||||||
|
|
||||||
|
More info : http://codef.santo.fr
|
||||||
|
Demo gallery http://www.wab.com
|
||||||
|
|
||||||
|
Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||||
|
of this software and associated documentation files (the "Software"), to deal
|
||||||
|
in the Software without restriction, including without limitation the rights
|
||||||
|
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||||
|
copies of the Software, and to permit persons to whom the Software is
|
||||||
|
furnished to do so, subject to the following conditions:
|
||||||
|
|
||||||
|
The above copyright notice and this permission notice shall be included in
|
||||||
|
all copies or substantial portions of the Software.
|
||||||
|
|
||||||
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||||
|
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||||
|
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||||
|
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||||
|
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||||
|
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||||||
|
THE SOFTWARE.
|
||||||
|
------------------------------------------------------------------------------*/
|
||||||
|
|
||||||
|
function ltrobj(posx,posy,ltr){
|
||||||
|
this.posx=posx;
|
||||||
|
this.posy=posy;
|
||||||
|
this.ltr=ltr;
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
function sortPosx(a, b) {
|
||||||
|
var x = a.posx;
|
||||||
|
var y = b.posx;
|
||||||
|
return ((x < y) ? -1 : ((x > y) ? 1 : 0));
|
||||||
|
}
|
||||||
|
|
||||||
|
function sortPosy(a, b) {
|
||||||
|
var x = a.posy;
|
||||||
|
var y = b.posy;
|
||||||
|
return ((x < y) ? -1 : ((x > y) ? 1 : 0));
|
||||||
|
}
|
||||||
|
|
||||||
|
function scrolltext_horizontal(){
|
||||||
|
this.scroffset=0;
|
||||||
|
this.oldspeed=0;
|
||||||
|
this.speed=1;
|
||||||
|
this.font;
|
||||||
|
this.letters = new Object();
|
||||||
|
this.scrtxt=" ";
|
||||||
|
this.pausetimer=0;
|
||||||
|
this.pausedelay=0;
|
||||||
|
|
||||||
|
this.init = function(dst, font,speed,sinparam,type){
|
||||||
|
this.speed=speed;
|
||||||
|
this.dst=dst;
|
||||||
|
this.font=font;
|
||||||
|
this.fontw = this.font.tilew;
|
||||||
|
this.fonth = this.font.tileh;
|
||||||
|
this.fontstart = this.font.tilestart;
|
||||||
|
this.wide=Math.ceil(this.dst.canvas.width/this.fontw)+1;
|
||||||
|
for(i=0;i<=this.wide;i++){
|
||||||
|
this.letters[i]=new ltrobj(Math.ceil((this.wide*this.fontw)+i*this.fontw),0,this.scrtxt.charCodeAt(this.scroffset));
|
||||||
|
this.scroffset++;
|
||||||
|
}
|
||||||
|
if(typeof(sinparam)!='undefined')
|
||||||
|
this.sinparam=sinparam;
|
||||||
|
if(typeof(type)=='undefined')
|
||||||
|
this.type=0;
|
||||||
|
else
|
||||||
|
this.type=type;
|
||||||
|
}
|
||||||
|
|
||||||
|
this.draw = function(posy){
|
||||||
|
var prov = 0;
|
||||||
|
var temp = new Array();
|
||||||
|
var tmp=this.dst.contex.globalAlpha;
|
||||||
|
this.dst.contex.globalAlpha=1;
|
||||||
|
var oldvalue=new Array();
|
||||||
|
var i;
|
||||||
|
if(typeof(this.sinparam)!='undefined'){
|
||||||
|
for(var j=0;j<this.sinparam.length;j++){
|
||||||
|
oldvalue[j]=this.sinparam[j].myvalue;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
if(this.speed==0){
|
||||||
|
this.pausetimer+=1;
|
||||||
|
if(this.pausetimer==60*this.pausedelay){
|
||||||
|
this.speed=this.oldspeed;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
var speed=this.speed;
|
||||||
|
for(i=0;i<=this.wide;i++){
|
||||||
|
this.letters[i].posx-=speed;
|
||||||
|
if(this.letters[i].posx<=-this.fontw){
|
||||||
|
if(this.scrtxt.charAt(this.scroffset) =="^"){
|
||||||
|
if(this.scrtxt.charAt(this.scroffset+1) =="P"){
|
||||||
|
this.pausedelay=this.scrtxt.charAt(this.scroffset+2);
|
||||||
|
this.pausetimer=0;
|
||||||
|
this.oldspeed=this.speed;
|
||||||
|
this.speed=0;
|
||||||
|
this.scroffset+=3;
|
||||||
|
}
|
||||||
|
else if(this.scrtxt.charAt(this.scroffset+1) =="S"){
|
||||||
|
this.speed=this.scrtxt.charAt(this.scroffset+2);
|
||||||
|
this.scroffset+=3;
|
||||||
|
}
|
||||||
|
}else{
|
||||||
|
this.letters[i].posx=this.wide*this.fontw+(this.letters[i].posx+this.fontw);
|
||||||
|
if(typeof(this.sinparam)!='undefined'){
|
||||||
|
for(var j=0;j<this.sinparam.length;j++){
|
||||||
|
oldvalue[j]+=this.sinparam[j].inc;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
this.letters[i].ltr=this.scrtxt.charCodeAt(this.scroffset);
|
||||||
|
this.scroffset++;
|
||||||
|
if(this.scroffset> this.scrtxt.length-1)
|
||||||
|
this.scroffset=0;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
if(typeof(this.sinparam)!='undefined'){
|
||||||
|
for(var j=0;j<this.sinparam.length;j++){
|
||||||
|
this.sinparam[j].myvalue=oldvalue[j];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
for(j=0;j<=this.wide;j++){
|
||||||
|
temp[j]={indice:j, posx:this.letters[j].posx};
|
||||||
|
}
|
||||||
|
temp.sort(sortPosx);
|
||||||
|
for(i=0;i<=this.wide;i++){
|
||||||
|
if(typeof(this.sinparam)!='undefined'){
|
||||||
|
prov = 0;
|
||||||
|
for(var j=0;j<this.sinparam.length;j++){
|
||||||
|
if(this.type==0)
|
||||||
|
prov += Math.sin(this.sinparam[j].myvalue)*this.sinparam[j].amp;
|
||||||
|
if(this.type==1)
|
||||||
|
prov += -Math.abs(Math.sin(this.sinparam[j].myvalue)*this.sinparam[j].amp);
|
||||||
|
if(this.type==2)
|
||||||
|
prov += Math.abs(Math.sin(this.sinparam[j].myvalue)*this.sinparam[j].amp);
|
||||||
|
|
||||||
|
}
|
||||||
|
}
|
||||||
|
this.font.drawTile(this.dst,this.letters[temp[i].indice].ltr-this.fontstart,this.letters[temp[i].indice].posx,prov+posy);
|
||||||
|
|
||||||
|
if(typeof(this.sinparam)!='undefined'){
|
||||||
|
for(var j=0;j<this.sinparam.length;j++){
|
||||||
|
this.sinparam[j].myvalue+=this.sinparam[j].inc;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
if(typeof(this.sinparam)!='undefined'){
|
||||||
|
for(var j=0;j<this.sinparam.length;j++){
|
||||||
|
this.sinparam[j].myvalue=oldvalue[j]+this.sinparam[j].offset;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
this.dst.contex.globalAlpha=tmp;
|
||||||
|
}
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
function scrolltext_vertical(){
|
||||||
|
this.scroffset=0;
|
||||||
|
this.oldspeed=0;
|
||||||
|
this.speed=1;
|
||||||
|
this.font;
|
||||||
|
this.letters = new Object();
|
||||||
|
this.scrtxt=" ";
|
||||||
|
this.pausetimer=0;
|
||||||
|
this.pausedelay=0;
|
||||||
|
|
||||||
|
this.init = function(dst, font,speed,sinparam,type){
|
||||||
|
this.speed=speed;
|
||||||
|
this.dst=dst;
|
||||||
|
this.font=font;
|
||||||
|
this.fontw = this.font.tilew;
|
||||||
|
this.fonth = this.font.tileh;
|
||||||
|
this.fontstart = this.font.tilestart;
|
||||||
|
this.wide=Math.ceil(this.dst.canvas.height/this.fonth)+1;
|
||||||
|
for(i=0;i<=this.wide;i++){
|
||||||
|
this.letters[i]=new ltrobj(0,Math.ceil((this.wide*this.fonth)+i*this.fonth),this.scrtxt.charCodeAt(this.scroffset));
|
||||||
|
this.scroffset++;
|
||||||
|
}
|
||||||
|
if(typeof(sinparam)!='undefined')
|
||||||
|
this.sinparam=sinparam;
|
||||||
|
if(typeof(type)=='undefined')
|
||||||
|
this.type=0;
|
||||||
|
else
|
||||||
|
this.type=type;
|
||||||
|
}
|
||||||
|
|
||||||
|
this.draw = function(posx){
|
||||||
|
var prov = 0;
|
||||||
|
var temp = new Array();
|
||||||
|
var tmp=this.dst.contex.globalAlpha;
|
||||||
|
this.dst.contex.globalAlpha=1;
|
||||||
|
var oldvalue=new Array();
|
||||||
|
var i;
|
||||||
|
if(typeof(this.sinparam)!='undefined'){
|
||||||
|
for(var j=0;j<this.sinparam.length;j++){
|
||||||
|
oldvalue[j]=this.sinparam[j].myvalue;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
if(this.speed==0){
|
||||||
|
this.pausetimer+=1;
|
||||||
|
if(this.pausetimer==60*this.pausedelay){
|
||||||
|
this.speed=this.oldspeed;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
var speed=this.speed;
|
||||||
|
for(i=0;i<=this.wide;i++){
|
||||||
|
this.letters[i].posy-=speed;
|
||||||
|
if(this.letters[i].posy<=-this.fonth){
|
||||||
|
if(this.scrtxt.charAt(this.scroffset) =="^"){
|
||||||
|
if(this.scrtxt.charAt(this.scroffset+1) =="P"){
|
||||||
|
this.pausedelay=this.scrtxt.charAt(this.scroffset+2);
|
||||||
|
this.pausetimer=0;
|
||||||
|
this.oldspeed=this.speed;
|
||||||
|
this.speed=0;
|
||||||
|
this.scroffset+=3;
|
||||||
|
}
|
||||||
|
else if(this.scrtxt.charAt(this.scroffset+1) =="S"){
|
||||||
|
this.speed=this.scrtxt.charAt(this.scroffset+2);
|
||||||
|
this.scroffset+=3;
|
||||||
|
}
|
||||||
|
}else{
|
||||||
|
this.letters[i].posy=this.wide*this.fonth+(this.letters[i].posy+this.fonth);
|
||||||
|
if(typeof(this.sinparam)!='undefined'){
|
||||||
|
for(var j=0;j<this.sinparam.length;j++){
|
||||||
|
oldvalue[j]+=this.sinparam[j].inc;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
this.letters[i].ltr=this.scrtxt.charCodeAt(this.scroffset);
|
||||||
|
this.scroffset++;
|
||||||
|
if(this.scroffset> this.scrtxt.length-1)
|
||||||
|
this.scroffset=0;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
if(typeof(this.sinparam)!='undefined'){
|
||||||
|
for(var j=0;j<this.sinparam.length;j++){
|
||||||
|
this.sinparam[j].myvalue=oldvalue[j];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
for(j=0;j<=this.wide;j++){
|
||||||
|
temp[j]={indice:j, posy:this.letters[j].posy};
|
||||||
|
}
|
||||||
|
temp.sort(sortPosy);
|
||||||
|
for(i=0;i<=this.wide;i++){
|
||||||
|
if(typeof(this.sinparam)!='undefined'){
|
||||||
|
prov = 0;
|
||||||
|
for(var j=0;j<this.sinparam.length;j++){
|
||||||
|
if(this.type==0)
|
||||||
|
prov += Math.sin(this.sinparam[j].myvalue)*this.sinparam[j].amp;
|
||||||
|
if(this.type==1)
|
||||||
|
prov += -Math.abs(Math.sin(this.sinparam[j].myvalue)*this.sinparam[j].amp);
|
||||||
|
if(this.type==2)
|
||||||
|
prov += Math.abs(Math.sin(this.sinparam[j].myvalue)*this.sinparam[j].amp);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
this.font.drawTile(this.dst,this.letters[temp[i].indice].ltr-this.fontstart,prov+posx,this.letters[temp[i].indice].posy);
|
||||||
|
|
||||||
|
if(typeof(this.sinparam)!='undefined'){
|
||||||
|
for(var j=0;j<this.sinparam.length;j++){
|
||||||
|
this.sinparam[j].myvalue+=this.sinparam[j].inc;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
if(typeof(this.sinparam)!='undefined'){
|
||||||
|
for(var j=0;j<this.sinparam.length;j++){
|
||||||
|
this.sinparam[j].myvalue=oldvalue[j]+this.sinparam[j].offset;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
this.dst.contex.globalAlpha=tmp;
|
||||||
|
}
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
@ -0,0 +1,6 @@
|
||||||
|
<?xml version="1.0"?>
|
||||||
|
<!DOCTYPE cross-domain-policy SYSTEM "http://www.macromedia.com/xml/dtds/cross-domain-policy.dtd">
|
||||||
|
<cross-domain-policy>
|
||||||
|
<allow-access-from domain="*" secure="false" to-ports="*" />
|
||||||
|
<site-control permitted-cross-domain-policies="master-only" />
|
||||||
|
</cross-domain-policy>
|
||||||
|
|
@ -0,0 +1,66 @@
|
||||||
|
|
||||||
|
<!DOCTYPE HTML>
|
||||||
|
<html>
|
||||||
|
<head>
|
||||||
|
|
||||||
|
<script src="codef_core.js"></script>
|
||||||
|
<script src="codef_scrolltext.js"></script>
|
||||||
|
|
||||||
|
<script>
|
||||||
|
|
||||||
|
var myimage=new image('building-isometric_b.jpg');
|
||||||
|
var myfont = new image('font.png');
|
||||||
|
|
||||||
|
var mycanvas;
|
||||||
|
var mycanvas2;
|
||||||
|
var myscrolltext;
|
||||||
|
|
||||||
|
|
||||||
|
function init(){
|
||||||
|
mycanvas=new canvas(719*2,526*2,"main");
|
||||||
|
|
||||||
|
mycanvas2=new canvas(12,9,"main");
|
||||||
|
myfont.initTile(8,8,32);
|
||||||
|
myscrolltext = new scrolltext_horizontal();
|
||||||
|
myscrolltext.scrtxt="SYN2LIGHTS RULEZ ";
|
||||||
|
myscrolltext.init(mycanvas2,myfont,0.5);
|
||||||
|
|
||||||
|
|
||||||
|
go();
|
||||||
|
}
|
||||||
|
function lightWindow(x,y,val) {
|
||||||
|
mycanvas.quad(488+40.3*x, 265+87.4*y, 23, 34,val);
|
||||||
|
}
|
||||||
|
|
||||||
|
function lightall(){
|
||||||
|
var imgPixels = mycanvas2.contex.getImageData(0, 0, 12, 9);
|
||||||
|
|
||||||
|
for(var x=0;x<12;x++){
|
||||||
|
for(var y=0;y<=8;y++){
|
||||||
|
var i = ((y) * 4) * 12 + x * 4;
|
||||||
|
var shit = imgPixels.data[i];
|
||||||
|
lightWindow(x,y,'rgb('+shit+','+shit+','+shit+')');
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
function go(){
|
||||||
|
myimage.draw(mycanvas,0,0);
|
||||||
|
|
||||||
|
lightall();
|
||||||
|
|
||||||
|
mycanvas2.fill('#000000');
|
||||||
|
myscrolltext.draw(0);
|
||||||
|
requestAnimFrame( go );
|
||||||
|
}
|
||||||
|
|
||||||
|
</script>
|
||||||
|
</head>
|
||||||
|
<body onLoad="init();">
|
||||||
|
<br>
|
||||||
|
<br>
|
||||||
|
<center><div id="main"></div></center>
|
||||||
|
</body>
|
||||||
|
</html>
|
||||||
|
|
||||||
Binary file not shown.
|
After Width: | Height: | Size: 1012 B |
Loading…
Reference in New Issue