Tints every other floor tile a slightly different shade.| Greasemonkey 4.1: ✕ Tampermonkey 4.4: ✔
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// ==UserScript==
// @name TagPro Tile Pattern
// @namespace http://www.reddit.com/u/snaps_/
// @description Tints every other floor tile a slightly different shade.| Greasemonkey 4.1: ✕ Tampermonkey 4.4: ✔
// @include http://tagpro-*.koalabeast.com:*
// @include http://tangent.jukejuice.com:*
// @include http://*.newcompte.fr:*
// @license GPL version 3 or any later version; http://www.gnu.org/copyleft/gpl.html
// @author snaps
// @version 0.1.0
// ==/UserScript==
/* User-Defined Variables */
// The color to tint the floor tiles.
var TINT_COLOR = "#663300";
// How much to tint the floor tiles. Should be a number from 0 to 1.
// In practice try values from 0.05 to 1 in increments of .2 to start,
// then smaller amounts to hone in on what you like.
var OPACITY = 0.05;
/* End of User-Defined Variables */
/**
* Executes `fn` when the relevant parts of the `tagpro` object have
* been initialized.
* @param {Function} fn - The function to execute.
*/
function waitForInitialized(fn) {
if (!tagpro || !tagpro.tiles || !tagpro.tiles.draw || !tagpro.renderer) {
setTimeout(function() {
waitForInitialized(fn);
}, 10);
} else {
// Only override if we load early enough.
if (!tagpro.renderer.layers.backgroundDrawn) {
fn();
}
}
}
waitForInitialized(function() {
var stdDraw = tagpro.tiles.draw;
// ids of the tiles we're interested in changing.
var floorTiles = [2, 11, 12, 17, 18];
var prefix = "__tinted__";
/**
* Set tint of a given canvas element.
* @param {HTMLElement} image - Canvas element holding the image to tint.
* @param {string} [color="#000000"] - Color string to tint the tiles, like "#FF0000".
* @param {number} [opacity="0.01"] - How much to preserve the original image.
*/
var setTint = function(image, color, opacity) {
// Adapted from: http://stackoverflow.com/a/4231508/1698058
var tint = document.createElement("canvas");
tint.width = image.width;
tint.height = image.height;
var tintCtx = tint.getContext("2d");
tintCtx.fillStyle = color || "#000000";
tintCtx.fillRect(0, 0, tint.width, tint.height);
tintCtx.globalCompositeOperation = "destination-atop";
tintCtx.drawImage(image, 0, 0);
var imageCtx = image.getContext("2d");
imageCtx.globalAlpha = opacity || 0.01;
imageCtx.drawImage(tint, 0, 0);
}
/**
* Creates the tinted texture for the tile of the given id and sets
* the relevant values such that the returned value will function in
* the original `tagpro.tiles.draw` function.
* @param {(number|string)} tileId - The original id of the tile to set information for.
* @return {string} - The new id to use for the tile.
*/
var setTintedTexture = function(tileId) {
var originalTileId = tileId;
tileId = prefix + originalTileId;
if (!tagpro.tiles[tileId] || !PIXI.TextureCache[tileId]) {
var tile = tagpro.tiles[originalTileId];
tagpro.tiles[tileId] = tile;
var spread = tile.spread || 0;
var elt = document.createElement("canvas");
elt.width = tile.size || 40;
elt.height = tile.size || 40;
var ctx = elt.getContext("2d");
var sx = tile.x * 40 - spread;
var sy = tile.y * 40 - spread;
var size = (tile.size || 40) + spread * 2;
ctx.drawImage(tagpro.tiles.image, sx, sy, size, size, 0, 0, size, size);
setTint(elt, TINT_COLOR, OPACITY);
PIXI.TextureCache[tileId] = PIXI.Texture.fromCanvas(elt);
}
return tileId;
}
// Override `tagpro.tiles.draw`.
tagpro.tiles.draw = function() {
// Only make changes when drawing background tiles.
if (tagpro.tiles.draw.caller === tagpro.tiles.drawLayers) {
var loc = arguments[2];
var floorTile = floorTiles.indexOf(arguments[1]) !== -1;
if (loc && !(typeof arguments[1] == "object") && floorTile) {
var arrayLoc = {
x: Math.floor(loc.x / 40),
y: Math.floor(loc.y / 40)
};
if ((arrayLoc.x % 2 == 0 && arrayLoc.y % 2 == 0) ||
(arrayLoc.x % 2 == 1 && arrayLoc.y % 2 == 1)) {
arguments[1] = setTintedTexture(arguments[1]);
}
}
}
return stdDraw.apply(null, arguments);
}
});