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Fixed slice method

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This commit is contained in:
Richard Davey 2018-07-08 22:44:40 +01:00
parent 5c554f3f69
commit 9e84c9f082
1 changed files with 34 additions and 3 deletions
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37
src/gameobjects/graphics/Graphics.js
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@ -1112,7 +1112,7 @@ var Graphics = new Class({
{ {
endAngle = -PI2 - overshoot; endAngle = -PI2 - overshoot;
} }
else if (endAngle > 0) else if (endAngle >= 0)
{ {
endAngle = -PI2 + endAngle % PI2 - overshoot; endAngle = -PI2 + endAngle % PI2 - overshoot;
} }
@ -1159,13 +1159,44 @@ var Graphics = new Class({
* @param {number} radius - The radius of the slice. * @param {number} radius - The radius of the slice.
* @param {number} startAngle - The start angle of the slice, given in radians. * @param {number} startAngle - The start angle of the slice, given in radians.
* @param {number} endAngle - The end angle of the slice, given in radians. * @param {number} endAngle - The end angle of the slice, given in radians.
* @param {boolean} [anticlockwise=false] - Draw the slice piece anticlockwise or clockwise? * @param {boolean} [anticlockwise=false] - Whether the drawing should be anticlockwise or clockwise.
* @param {number} [overshoot=0] - This value allows you to overshoot the endAngle by this amount. Useful if the arc has a thick stroke and needs to overshoot to join-up cleanly.
* *
* @return {Phaser.GameObjects.Graphics} This Game Object. * @return {Phaser.GameObjects.Graphics} This Game Object.
*/ */
slice: function (x, y, radius, startAngle, endAngle, anticlockwise) slice: function (x, y, radius, startAngle, endAngle, anticlockwise, overshoot)
{ {
if (anticlockwise === undefined) { anticlockwise = false; } if (anticlockwise === undefined) { anticlockwise = false; }
if (overshoot === undefined) { overshoot = 0; }
var PI2 = Math.PI * 2;
if (anticlockwise)
{
if (endAngle < -PI2)
{
endAngle = -PI2 - overshoot;
}
else if (endAngle >= 0)
{
endAngle = -PI2 + endAngle % PI2 - overshoot;
}
}
else
{
endAngle -= startAngle;
endAngle += overshoot;
if (endAngle > PI2 + overshoot)
{
endAngle = PI2 + overshoot;
}
else if (endAngle <= -overshoot)
{
endAngle = PI2 + endAngle % PI2 - overshoot;
}
}
this.commandBuffer.push(Commands.BEGIN_PATH); this.commandBuffer.push(Commands.BEGIN_PATH);