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OWOP Export+

Makes it easy to export large areas

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         OWOP Export+
// @namespace    https://greasyfork.org/en/users/1502179/
// @version      1.0
// @description  Makes it easy to export large areas
// @author       NothingHere7759
// @match        https://ourworldofpixels.com/*
// @exclude      https://ourworldofpixels.com/api*
// @icon         data:image/png;base64,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
// @grant        none
// @license      MIT
// ==/UserScript==

const waitUntil = (probe, cb, t = 200) => {
    const id = setInterval(() => { try { if (probe()) { clearInterval(id); cb(); } } catch { } }, t);
};
waitUntil(() => window.OWOP && OWOP.camera?.zoom && OWOP.camera?.centerCameraTo && OWOP.options?.unloadDistance && OWOP.misc?.world?.getChunkAt && OWOP.windowSys?.addWindow && OWOP.windowSys.class?.window && OWOP.windowSys.centerWindow, install);

function install() {
    // NH Style
    if (!document.getElementById('nhStyle') || +document.getElementById('nhStyle').getAttribute("version") < 1) {
        document.getElementById('nhStyle')?.remove();
        let nhStyle = document.createElement('style');
        nhStyle.id = 'nhStyle';
        nhStyle.setAttribute("version", "1");
        nhStyle.innerHTML = `.nhCont {
    & input {
		background-color: rgba(0, 0, 0, 0.3);
		color: white;
	}
	& input::placeholder {
	    color: #bfbfbf;
	}
    & > div > input[type="number"],
    & > div > input[type="range"],
    & > div > input[type="text"],
    & > div > select {
        flex-grow: 1;
        flex-basis: 171px;
    }
    & select {
        background-color: #ABA389;
        border: 6px #ABA389 solid;
        border-image: url(/img/small_border..png) 6 repeat;
        border-image-outset: 1px;
    }
    & > div {
        display: flex;
        align-items: center;
    }
    & > div > label {
        text-wrap: nowrap;
    }
}`;
        document.head.appendChild(nhStyle);
    };

    // Export function
    async function exportArea(x1, y1, x2, y2) {
        console.time("export");
        OWOP.camera.zoom = 1;
        OWOP.options.unloadDistance = Infinity;
        x1 = +x1, y1 = +y1, x2 = +x2, y2 = +y2;
        if (x1 > x2) [x1, x2] = [x2, x1];
        if (y1 > y2) [y1, y2] = [y2, y1];
        let w = x2 - x1 + 1, h = y2 - y1 + 1;
        const canvas = document.createElement("canvas");
        canvas.width = w * 16;
        canvas.height = h * 16;
        const ctx = canvas.getContext("2d");
        ctx.imageSmoothingEnabled = false;
        for (let c = 0; c < w * h; c++) {
            let cx = c % w + x1, cy = Math.floor(c / w) + y1;
            const imageData = ctx.createImageData(16, 16);
            const data = imageData.data;
            if (!OWOP.misc.world.getChunkAt(cx, cy)) {
                OWOP.camera.centerCameraTo(cx * 16, cy * 16);
                await new Promise((resolve) => {
                    let checkChunkLoaded = setInterval(() => {
                        if (OWOP.misc.world.getChunkAt(cx, cy)) {
                            resolve();
                            clearInterval(checkChunkLoaded);
                        }
                    }, 10);
                });
            };
            let chunk = OWOP.misc.world.getChunkAt(cx, cy);
            for (let i = 0; i < data.length; i += 4) {
                let p = chunk.get(i / 4 % imageData.width, Math.floor(i / 4 / imageData.width));
                [data[i], data[i + 1], data[i + 2], data[i + 3]] = [p & 255, p >> 8 & 255, p >> 16 & 255, 255];
            };
            ctx.putImageData(imageData, c * 16 % canvas.width, Math.floor(c * 16 / canvas.width) * 16);
        };
        OWOP.options.unloadDistance = 10;
        console.timeEnd("export");
        return canvas.toDataURL('image/png');
    };

    let count = 0; // Counts the number of exports

    let exportWin = OWOP.windowSys.addWindow(new OWOP.windowSys.class.window("Export", { closeable: true }, (exportWin) => {
        exportWin.container.className = "wincontainer nhCont";
        exportWin.container.innerHTML = `<div><label for="esel">Coords measured in: </label><select name="esel" id="esel"><option>Pixels</option><option>Chunks</option></select></div><div><label for="ex1">x1: </label><input type="number" name="ex1" id="ex1"/>&emsp;<label for="ey1">y1: </label><input type="number" name="ey1" id="ey1"/></div>
<div><label for="ex2">x2: </label><input type="number" name="ex2" id="ex2"/>&emsp;<label for="ey2">y2: </label><input type="number" name="ey2" id="ey2"/></div>
<button>Export</button>`;
        exportWin.container.querySelector("#ex1").addEventListener("blur", () => { exportWin.container.querySelector("#ex1").value = Math.floor(exportWin.container.querySelector("#ex1").value) });
        exportWin.container.querySelector("#ex2").addEventListener("blur", () => { exportWin.container.querySelector("#ex2").value = Math.floor(exportWin.container.querySelector("#ex2").value) });
        exportWin.container.querySelector("#ey1").addEventListener("blur", () => { exportWin.container.querySelector("#ey1").value = Math.floor(exportWin.container.querySelector("#ey1").value) });
        exportWin.container.querySelector("#ey2").addEventListener("blur", () => { exportWin.container.querySelector("#ey2").value = Math.floor(exportWin.container.querySelector("#ey2").value) });
        exportWin.container.querySelector("button").addEventListener("click", () => {
            count++;
            let resultingImageWindow = OWOP.windowSys.addWindow(new OWOP.windowSys.class.window(`Resulting Image #${count}`, { closeable: true }, async (resultingWin) => {
                resultingWin.container.className = 'wincontainer centeredChilds';
                let image = document.createElement("img");
                if (exportWin.container.querySelector("#esel").value == "Chunks") {
                    image.src = await exportArea(exportWin.container.querySelector("#ex1").value, exportWin.container.querySelector("#ey1").value, exportWin.container.querySelector("#ex2").value, exportWin.container.querySelector("#ey2").value);
                } else {
                    function pxToChunk(n) {
                        return Math.floor(n / 16);
                    }
                    image.src = await exportArea(pxToChunk(exportWin.container.querySelector("#ex1").value), pxToChunk(exportWin.container.querySelector("#ey1").value), pxToChunk(exportWin.container.querySelector("#ex2").value), pxToChunk(exportWin.container.querySelector("#ey2").value));
                }
                image.onload = () => {
                    if (image.width < image.height) image.height = 500; else image.width = 500;
                    OWOP.windowSys.centerWindow(resultingImageWindow);
                };
                resultingWin.addObj(image);
            }));
            OWOP.windowSys.centerWindow(resultingImageWindow);
        });
    }));
    exportWin.move(innerWidth - exportWin.realw - 10, 60);
}