first import book

book/common/js/animationbase.js

@@ -0,0 +1,204 @@
+Animator = function(m, v, divid)
+{
+   this.model = m
+   this.viewer = v
+   this.timer = null
+   
+   this.cursor = -1
+
+   this.sc = document.getElementById(divid+"_canvas")
+   this.ctx = this.sc.getContext("2d")
+   this.sc.width = this.sc.width
+   this.speed = 75
+
+   this.script = this.model.init()  //does the animation and sends script back 
+   this.viewer.init(this.ctx)
+}
+
+Animator.prototype.getContext=function()
+{
+   return this.ctx
+}
+
+Animator.prototype.incCursor=function()
+{
+   if (this.cursor < this.script.length-1)
+      this.cursor = this.cursor + 1
+}
+
+Animator.prototype.decCursor=function()
+{
+   if (this.cursor > 0)
+      this.cursor = this.cursor -1
+}
+
+Animator.prototype.getCursor=function()
+{
+   return this.cursor
+}
+
+Animator.prototype.setCursor=function(newc)
+{
+   this.cursor = newc
+}
+  
+Animator.prototype.run = function(animobj)
+{
+   if (this.timer == null)
+      this.timer = setInterval(animobj+".forward()",this.speed)
+}
+
+Animator.prototype.stop = function()
+{
+   clearInterval(this.timer)
+   this.timer=null
+}
+
+Animator.prototype.forward = function()
+{ 
+   this.incCursor()
+   this.sc.width = this.sc.width
+   this.viewer.render(this.script[this.getCursor()])
+   if (this.getCursor() == this.script.length-1 && this.timer != null)
+   {
+      clearInterval(this.timer)
+      this.timer = null
+   }
+}
+
+Animator.prototype.backward = function()
+{
+   this.decCursor()
+   this.sc.width = this.sc.width
+   this.viewer.render(this.script[this.getCursor()])
+}
+
+Animator.prototype.end = function()
+{
+   this.setCursor(this.script.length-1)
+   this.sc.width = this.sc.width
+   this.viewer.render(this.script[this.getCursor()])
+
+}
+
+Animator.prototype.begin = function()
+{
+   this.setCursor(0)
+   this.sc.width=this.sc.width
+   this.viewer.render(this.script[this.getCursor()])
+}
+
+Animator.prototype.init = function()
+{
+   this.setCursor(0)
+   this.sc.width = this.sc.width
+   this.viewer.render(this.script[0])
+}
+
+init1 = function()
+{
+   a = new Animator(new BubbleSortModel(), new BarViewer())
+   a.init()
+}
+
+init2 = function()
+{
+   a = new Animator(new BubbleSortModel(), new ScatterViewer())
+   a.init()
+}
+
+init3 = function()
+{
+   a = new Animator(new BubbleSortModel(), new BoxViewer())
+   a.init()
+}
+
+init4 = function()
+{
+   a = new Animator(new SelectionSortModel(), new BarViewer())
+   a.init()
+}
+
+init5 = function()
+{
+   a = new Animator(new SelectionSortModel(), new ScatterViewer())
+   a.init()
+}
+
+init6 = function()
+{
+   a = new Animator(new SelectionSortModel(), new BoxViewer())
+   a.init()
+}
+
+init7 = function()
+{
+   a = new Animator(new InsertionSortModel(), new BarViewer())
+   a.init()
+}
+
+init8 = function()
+{
+   a = new Animator(new InsertionSortModel(), new ScatterViewer())
+   a.init()
+}
+
+init9 = function()
+{
+   a = new Animator(new InsertionSortModel(), new BoxViewer())
+   a.init()
+}
+
+init10 = function()
+{
+   a = new Animator(new ShellSortModel(), new BarViewer())
+   a.init()
+}
+
+init11 = function()
+{
+   a = new Animator(new ShellSortModel(), new ScatterViewer())
+   a.init()
+}
+
+init12 = function()
+{
+   a = new Animator(new ShellSortModel(), new BoxViewer())
+   a.init()
+}
+
+init13 = function()
+{
+   a = new Animator(new MergeSortModel(), new BarViewer())
+   a.init()
+}
+
+init14 = function()
+{
+   a = new Animator(new MergeSortModel(), new ScatterViewer())
+   a.init()
+}
+
+init15 = function()
+{
+   a = new Animator(new MergeSortModel(), new BoxViewer())
+   a.init()
+}
+
+init16 = function()
+{
+   a = new Animator(new QuickSortModel(), new BarViewer())
+   a.init()
+}
+
+init17 = function()
+{
+   a = new Animator(new QuickSortModel(), new ScatterViewer())
+   a.init()
+}
+
+init18 = function()
+{
+   a = new Animator(new QuickSortModel(), new BoxViewer())
+   a.init()
+}