pixel-editor/js/_variables.js

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//init variables
var canvasSize; // REFACTOR: Canvas class / getCanvasSize method
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var zoom = 7; // REFACTOR: EditorState class/IIFE? Leave this one for later
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var lastMouseClickPos = [0,0]; // REFACTOR: Input IIFE via getter? <- probably editor state as it is changed by tools
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//common elements
// REFACTOR: put brush and eyedropper preview in the respective tool implementations
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// REFACTOR: this should be in ResizableTool
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var brushPreview = document.getElementById("brush-preview");
// REFACTOR: File class?
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var canvasView = document.getElementById("canvas-view");
// Layers
// REFACTOR: File class / IIFE?
var layers = [];
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// REFACTOR: File class?
var currentLayer;
// VFX layer used to draw previews of the selection and things like that
// REFACTOR: File class
var VFXLayer;
// TMP layer
// REFACTOR: File class
var TMPLayer;
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// Pixel grid layer
// REFACTOR: File class
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var pixelGrid;
// REFACTOR: I was thinking that the special layers (pixel grid, checkerboard ecc) could be an extension
// or a variatin of the standard Layer class? I wonder if we can use inheritance or something to
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// recycle stuff