88 行
3.0 KiB
JavaScript
88 行
3.0 KiB
JavaScript
// Copyright 2011 David Galles, University of San Francisco. All rights reserved.
|
|
//
|
|
// Redistribution and use in source and binary forms, with or without modification, are
|
|
// permitted provided that the following conditions are met:
|
|
//
|
|
// 1. Redistributions of source code must retain the above copyright notice, this list of
|
|
// conditions and the following disclaimer.
|
|
//
|
|
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
|
|
// of conditions and the following disclaimer in the documentation and/or other materials
|
|
// provided with the distribution.
|
|
//
|
|
// THIS SOFTWARE IS PROVIDED BY <COPYRIGHT HOLDER> ``AS IS'' AND ANY EXPRESS OR IMPLIED
|
|
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
|
|
// FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> OR
|
|
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
|
|
// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
|
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
|
|
// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
//
|
|
// The views and conclusions contained in the software and documentation are those of the
|
|
// authors and should not be interpreted as representing official policies, either expressed
|
|
// or implied, of the University of San Francisco
|
|
|
|
// "Class" animatedCircle
|
|
|
|
|
|
var HighlightCircle = function(objectID, color, radius)
|
|
{
|
|
this.objectID = objectID;
|
|
this.radius = radius;
|
|
this.thickness = 4;
|
|
this.foregroundColor = color;
|
|
this.x = 0;
|
|
this.y = 0;
|
|
this.alpha = 1;
|
|
}
|
|
|
|
HighlightCircle.prototype = new AnimatedObject();
|
|
HighlightCircle.prototype.constructor = HighlightCircle;
|
|
|
|
|
|
HighlightCircle.prototype.draw = function(ctx)
|
|
{
|
|
ctx.globalAlpha = this.alpha;
|
|
ctx.strokeStyle = this.foregroundColor;
|
|
ctx.lineWidth = this.thickness;
|
|
ctx.beginPath();
|
|
ctx.arc(this.x,this.y,this.radius,0,Math.PI*2, true);
|
|
ctx.closePath();
|
|
ctx.stroke();
|
|
}
|
|
|
|
|
|
HighlightCircle.prototype.createUndoDelete = function()
|
|
{
|
|
return new UndoDeleteHighlightCircle(this.objectID, this.x, this.y, this.foregroundColor, this.radius, this.layer, this.alpha);
|
|
}
|
|
|
|
|
|
function UndoDeleteHighlightCircle(objectID, x, y, circleColor, r, layer, alpha)
|
|
{
|
|
this.objectID = objectID;
|
|
this.x = x;
|
|
this.y = y;
|
|
this.color = circleColor;
|
|
this.r = r;
|
|
this.layer = layer;
|
|
this.alpha = alpha
|
|
}
|
|
|
|
UndoDeleteHighlightCircle.prototype = new UndoBlock();
|
|
UndoDeleteHighlightCircle.prototype.constructor = UndoDeleteHighlightCircle;
|
|
|
|
UndoDeleteHighlightCircle.prototype.undoInitialStep = function(world)
|
|
{
|
|
world.addHighlightCircleObject(this.objectID, this.color, this.r);
|
|
world.setLayer(this.objectID, this.layer)
|
|
world.setNodePosition(this.objectID, this.x, this.y);
|
|
world.setAlpha(this.objectID, this.alpha)
|
|
}
|
|
|
|
|
|
|
|
|