pixel-editor/js/_newPixel.js
2020-07-20 23:33:17 +02:00

169 lines
4.6 KiB
JavaScript

let firstPixel = true;
function newPixel (width, height, editorMode, fileContent = null) {
pixelEditorMode = editorMode;
currentPalette = [];
if (firstPixel) {
layerList = document.getElementById("layers-menu");
layerListEntry = layerList.firstElementChild;
// Setting up the current layer
currentLayer = new Layer(width, height, canvas, layerListEntry);
canvas.style.zIndex = 2;
}
else {
let nLayers = layers.length;
for (let i=2; i < layers.length - 2; i++) {
let currentEntry = layers[i].menuEntry;
let associatedLayer;
if (currentEntry != null) {
// Getting the associated layer
associatedLayer = getLayerByID(currentEntry.id);
// Deleting its canvas
associatedLayer.canvas.remove();
// Adding the id to the unused ones
unusedIDs.push(currentEntry.id);
// Removing the entry from the menu
currentEntry.remove();
}
}
// Removing the old layers from the list
for (let i=2; i<nLayers - 2; i++) {
layers.splice(2, 1);
}
// Setting up the current layer
layers[1] = new Layer(width, height, layers[1].canvas, layers[1].menuEntry);
currentLayer = layers[1];
canvas = currentLayer.canvas;
context = currentLayer.context;
canvas.style.zIndex = 2;
}
// Adding the checkerboard behind it
checkerBoard = new Layer(width, height, checkerBoardCanvas);
// Creating the vfx layer on top of everything
VFXLayer = new Layer(width, height, VFXCanvas);
// Tmp layer to draw previews on
TMPLayer = new Layer(width, height, TMPCanvas);
canvasSize = currentLayer.canvasSize;
if (firstPixel) {
// Cloning the entry so that when I change something on the first layer, those changes aren't
// propagated to the other ones
layerListEntry = layerListEntry.cloneNode(true);
// Adding the first layer and the checkerboard to the list of layers
layers.push(checkerBoard);
layers.push(currentLayer);
layers.push(VFXLayer);
layers.push(TMPLayer);
}
//remove current palette
colors = document.getElementsByClassName('color-button');
while (colors.length > 0) {
colors[0].parentElement.remove();
}
//add colors from selected palette
var selectedPalette = getText('palette-button');
if (selectedPalette != 'Choose a palette...' && fileContent == null) {
//if this palette isnt the one specified in the url, then reset the url
if (!palettes[selectedPalette].specified)
history.pushState(null, null, '/pixel-editor/app');
//fill the palette with specified palette
createColorPalette(palettes[selectedPalette].colors,true);
}
else if (fileContent == null) {
//this wasn't a specified palette, so reset the url
history.pushState(null, null, '/pixel-editor/app');
//generate default colors
var fg = hslToRgb(Math.floor(Math.random()*255), 230,70);
var bg = hslToRgb(Math.floor(Math.random()*255), 230,170);
//convert colors to hex
var defaultForegroundColor = rgbToHex(fg.r,fg.g,fg.b);
var defaultBackgroundColor = rgbToHex(bg.r,bg.g,bg.b);
//add colors to palette
addColor(defaultForegroundColor).classList.add('selected');
addColor(defaultBackgroundColor);
//set current drawing color as foreground color
currentLayer.context.fillStyle = '#'+defaultForegroundColor;
currentGlobalColor = '#' + defaultForegroundColor;
selectedPalette = 'none';
}
//fill background of canvas with bg color
fillCheckerboard();
//reset undo and redo states
undoStates = [];
redoStates = [];
closeDialogue();
currentTool.updateCursor();
document.getElementById('export-button').classList.remove('disabled');
documentCreated = true;
firstPixel = false;
if (fileContent != null) {
for (let i=0; i<fileContent['nLayers']; i++) {
let layerData = fileContent['layer' + i];
let layerImage = fileContent['layer' + i + 'ImageData'];
if (layerData != null) {
// Setting id
let createdLayer = addLayer(layerData.id, false);
// Setting name
createdLayer.menuEntry.getElementsByTagName("p")[0].innerHTML = layerData.name;
// Adding the image (I can do that because they're sorted by increasing z-index)
let img = new Image();
img.onload = function() {
createdLayer.context.drawImage(img, 0, 0);
createdLayer.updateLayerPreview();
if (i == (fileContent['nLayers'] - 1)) {
createPaletteFromLayers();
}
};
img.src = layerImage;
// Setting visibility and lock options
if (!layerData.isVisible) {
createdLayer.hide();
}
if (layerData.isLocked) {
createdLayer.lock();
}
}
}
// Deleting the default layer
deleteLayer(false);
}
if (pixelEditorMode == 'Basic') {
switchMode('Advanced', false);
}
else {
switchMode('Basic', false);
}
}