| 24 | }); |
| 25 | |
| 26 | const saveProjectPreviewGIF = async (_data) => { |
| 27 | // Extract from preview config |
| 28 | const { numberOfImages, order, repeat, quality, delay, imageName } = |
| 29 | preview_gif; |
| 30 | // Extract from format config |
| 31 | const { width, height } = format; |
| 32 | // Prepare canvas |
| 33 | const previewCanvasWidth = width; |
| 34 | const previewCanvasHeight = height; |
| 35 | |
| 36 | if (_data.length < numberOfImages) { |
| 37 | console.log( |
| 38 | `You do not have enough images to create a gif with ${numberOfImages} images.` |
| 39 | ); |
| 40 | } else { |
| 41 | // Shout from the mountain tops |
| 42 | console.log( |
| 43 | `Preparing a ${previewCanvasWidth}x${previewCanvasHeight} project preview with ${_data.length} images.` |
| 44 | ); |
| 45 | const previewPath = `${buildDir}/${imageName}`; |
| 46 | |
| 47 | ctx.clearRect(0, 0, width, height); |
| 48 | |
| 49 | hashlipsGiffer = new HashlipsGiffer( |
| 50 | canvas, |
| 51 | ctx, |
| 52 | `${previewPath}`, |
| 53 | repeat, |
| 54 | quality, |
| 55 | delay |
| 56 | ); |
| 57 | hashlipsGiffer.start(); |
| 58 | |
| 59 | await Promise.all(_data).then((renderObjectArray) => { |
| 60 | // Determin the order of the Images before creating the gif |
| 61 | if (order == "ASC") { |
| 62 | // Do nothing |
| 63 | } else if (order == "DESC") { |
| 64 | renderObjectArray.reverse(); |
| 65 | } else if (order == "MIXED") { |
| 66 | renderObjectArray = renderObjectArray.sort(() => Math.random() - 0.5); |
| 67 | } |
| 68 | |
| 69 | // Reduce the size of the array of Images to the desired amount |
| 70 | if (parseInt(numberOfImages) > 0) { |
| 71 | renderObjectArray = renderObjectArray.slice(0, numberOfImages); |
| 72 | } |
| 73 | |
| 74 | renderObjectArray.forEach((renderObject, index) => { |
| 75 | ctx.globalAlpha = 1; |
| 76 | ctx.globalCompositeOperation = "source-over"; |
| 77 | ctx.drawImage( |
| 78 | renderObject.loadedImage, |
| 79 | 0, |
| 80 | 0, |
| 81 | previewCanvasWidth, |
| 82 | previewCanvasHeight |
| 83 | ); |