/
IsoBoxCanvasRenderer.js
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/
IsoBoxCanvasRenderer.js
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/**
* @author Richard Davey <rich@photonstorm.com>
* @copyright 2020 Photon Storm Ltd.
* @license {@link https://opensource.org/licenses/MIT|MIT License}
*/
var FillStyleCanvas = require('../FillStyleCanvas');
var SetTransform = require('../../../renderer/canvas/utils/SetTransform');
/**
* Renders this Game Object with the Canvas Renderer to the given Camera.
* The object will not render if any of its renderFlags are set or it is being actively filtered out by the Camera.
* This method should not be called directly. It is a utility function of the Render module.
*
* @method Phaser.GameObjects.IsoBox#renderCanvas
* @since 3.13.0
* @private
*
* @param {Phaser.Renderer.Canvas.CanvasRenderer} renderer - A reference to the current active Canvas renderer.
* @param {Phaser.GameObjects.IsoBox} src - The Game Object being rendered in this call.
* @param {Phaser.Cameras.Scene2D.Camera} camera - The Camera that is rendering the Game Object.
* @param {Phaser.GameObjects.Components.TransformMatrix} parentMatrix - This transform matrix is defined if the game object is nested
*/
var IsoBoxCanvasRenderer = function (renderer, src, camera, parentMatrix)
{
camera.addToRenderList(src);
var ctx = renderer.currentContext;
if (SetTransform(renderer, ctx, src, camera, parentMatrix) && src.isFilled)
{
var size = src.width;
var height = src.height;
var sizeA = size / 2;
var sizeB = size / src.projection;
// Top Face
if (src.showTop)
{
FillStyleCanvas(ctx, src, src.fillTop);
ctx.beginPath();
ctx.moveTo(-sizeA, -height);
ctx.lineTo(0, -sizeB - height);
ctx.lineTo(sizeA, -height);
ctx.lineTo(sizeA, -1);
ctx.lineTo(0, sizeB - 1);
ctx.lineTo(-sizeA, -1);
ctx.lineTo(-sizeA, -height);
ctx.fill();
}
// Left Face
if (src.showLeft)
{
FillStyleCanvas(ctx, src, src.fillLeft);
ctx.beginPath();
ctx.moveTo(-sizeA, 0);
ctx.lineTo(0, sizeB);
ctx.lineTo(0, sizeB - height);
ctx.lineTo(-sizeA, -height);
ctx.lineTo(-sizeA, 0);
ctx.fill();
}
// Right Face
if (src.showRight)
{
FillStyleCanvas(ctx, src, src.fillRight);
ctx.beginPath();
ctx.moveTo(sizeA, 0);
ctx.lineTo(0, sizeB);
ctx.lineTo(0, sizeB - height);
ctx.lineTo(sizeA, -height);
ctx.lineTo(sizeA, 0);
ctx.fill();
}
// Restore the context saved in SetTransform
ctx.restore();
}
};
module.exports = IsoBoxCanvasRenderer;