107 lines
3.8 KiB
JavaScript
107 lines
3.8 KiB
JavaScript
/*
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Crafter.Build
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Copyright (C) 2024 Catcrafts
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Catcrafts.net
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 3.0 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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function setInnerHTML(id, idLenght, html, htmlLenght) {
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const decoder = new TextDecoder();
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document.getElementById(decoder.decode(new Int8Array(window.crafter_webbuild_wasi.instance.exports.memory.buffer, id, idLenght))).innerHTML = decoder.decode(new Int8Array(window.crafter_webbuild_wasi.instance.exports.memory.buffer, html, htmlLenght));
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}
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function strokeRect(id, x, y, width, height, color, colorLenght) {
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const decoder = new TextDecoder();
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const canvas = document.getElementById(id.toString());
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const ctx = canvas.getContext("2d");
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ctx.strokeStyle = decoder.decode(new Int8Array(window.crafter_webbuild_wasi.instance.exports.memory.buffer, color, colorLenght));
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ctx.strokeRect(x, y, width, height);
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}
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function putImageData(id, buffer, width, height) {
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const decoder = new TextDecoder();
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const canvas = document.getElementById(id.toString());
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const ctx = canvas.getContext("2d");
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const view = new Uint8ClampedArray(window.crafter_webbuild_wasi.instance.exports.memory.buffer, buffer, 640*360*4);
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const imageData = new ImageData(view, 640, 360);
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ctx.putImageData(imageData, 0, 0);
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}
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function draw(id, x, y, text, textLenght){
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const decoder = new TextDecoder();
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const canvas = document.getElementById("1");
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let ctx = canvas.getContext("2d")
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ctx.fillStyle = "red";
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ctx.font = '20px sans-serif';
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var textString = decoder.decode(new Int8Array(window.crafter_webbuild_wasi.instance.exports.memory.buffer, text, textLenght))
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let textWidth = ctx.measureText(textString).width;
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ctx.fillText(textString , x - (textWidth / 2), y);
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}
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function setTimeoutt(obj, time, callback) {
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setTimeout(() => {
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window.crafter_webbuild_wasi.instance.exports.__indirect_function_table.get(callback)(obj);
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}, time);
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}
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function addEventListener(id, eventId, listener) {
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}
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function fetchh(obj, url, urlLenght, buffer, callback) {
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const decoder = new TextDecoder();
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const view = new Uint8Array(window.crafter_webbuild_wasi.instance.exports.memory.buffer, buffer);
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fetch(decoder.decode(new Int8Array(window.crafter_webbuild_wasi.instance.exports.memory.buffer, url, urlLenght)), {
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// Adding Get request
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method: "GET",
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// Setting headers
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headers: {
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'Content-Type': 'application/octet-stream',
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},
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// Setting response type to arraybuffer
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responseType: "arraybuffer"
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}).then(x => x.arrayBuffer()).then(
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y => {
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const outputBytes = new Uint8Array(y);
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for(let i = 0; i < outputBytes.length; i++) {
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view[i] = outputBytes[i]
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}
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window.crafter_webbuild_wasi.instance.exports.__indirect_function_table.get(callback)(obj, outputBytes.length, buffer);
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}
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);
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return 1;
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}
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let env = {
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setInnerHTML:setInnerHTML,
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addEventListener:addEventListener,
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strokeRect:strokeRect,
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fetch:fetchh,
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putImageData:putImageData,
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setTimeout:setTimeoutt,
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draw:draw
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}
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if(window.crafter_webbuild_env){
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window.crafter_webbuild_env = {...crafter_webbuild_env, env};
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} else {
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window.crafter_webbuild_env = env;
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}
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