Started adding multiple layers.
Multilayer saving and loading now supported.
Worked on layer-loading
Modified materials.
Grid drawing function is now more dynamic.
Fixed bug: Negative point coordinates can now also be loaded from file.
Can now save image files to disk.
Can now duplicate non-closed shapes.
Stabelized FPS by adding wireframe image
Most materials no longer have borders. Instead, user can now tilt objects (re-renders normalmap).
Can now select, move, duplicate etc. multiple shapes at once.
Beautified Outlines.
Can now move multiple selected shapes up and down in layers correctly at the same time.
Corrected Box select coordinates.
Interior no longer tiltable.
Duplicated shapes are not sorted into the list instead of being placed above all other shapes.
Added warning if shape is outside of canvas.
Added send-to-top and send-to-bottom layer functions.
Added Objects. Made them flippable, savable, loadable, movable etc.
Layer of Object now saved correctly.