misc/theme_editor.html
author unc0rr
Sat, 15 Nov 2014 12:21:43 +0300
changeset 10496 ba166d4e66f3
parent 10017 de822cd3df3a
child 13513 7e188a28f078
permissions -rw-r--r--
Fix use of uninitialized variable

<!doctype html>
<html>
    <head>
        <title>Hedgewars Theme Editor</title>
        <script type="text/javascript">
            var sky, clouds, horizont, water, land, border;
            var skyColor, waterTopColor, waterBottomColor;
            var elements = 7;
            var landArray;

            function landFunction(x){
                return 384 - 192 * Math.sin(x * Math.PI/512);
            }

            function tryToDraw(){
                if (--elements <= 0) {
                    draw();
                }
            }

            function load(){
                    var canvas = document.getElementById('preview');
                    if (canvas.getContext){
                        var ctx = canvas.getContext('2d');

                        ctx.fillStyle = '#0b294b';
                        ctx.fillRect(0, 0, 512, 384);

                        ctx.font = "40pt Arial";
                        ctx.fillStyle = '#2b7bd5';
                        ctx.fillText('Loading Images...', 32, 212);
                    }

                    sky = new Image();
                    sky.onload = tryToDraw;
                    sky.src = 'http://hedgewars.googlecode.com/hg/share/hedgewars/Data/Themes/Nature/Sky.png';

                    clouds = new Image();
                    clouds.onload = tryToDraw;
                    clouds.src = 'http://hedgewars.googlecode.com/hg/share/hedgewars/Data/Graphics/Clouds.png';

                    horizont = new Image();
                    horizont.onload = tryToDraw;
                    horizont.src = 'http://hedgewars.googlecode.com/hg/share/hedgewars/Data/Themes/Nature/horizont.png';

                    land = new Image();
                    land.onload = tryToDraw;
                    land.src = 'http://hedgewars.googlecode.com/hg/share/hedgewars/Data/Themes/Nature/LandTex.png';

                    border = new Image();
                    border.onload = tryToDraw;
                    border.src = 'http://hedgewars.googlecode.com/hg/share/hedgewars/Data/Themes/Nature/Border.png';

                    water = new Image();
                    water.onload = tryToDraw;
                    water.src = 'http://hedgewars.googlecode.com/hg/share/hedgewars/Data/Graphics/BlueWater.png';

                    landArray = new Array(512);
                    for (var x = 0; x < landArray.length; x++)
                        landArray[x] = landFunction(x);

                    skyColor = '#131252';
                    document.getElementById('skyColor').value = skyColor;

                    waterTopColor = '#555C9D';
                    document.getElementById('waterTopColor').value = waterTopColor;

                    waterBottomColor = '#343C7D';
                    document.getElementById('waterBottomColor').value = waterBottomColor;

                    tryToDraw();
            }

            function draw(){
                var canvas = document.getElementById('preview');
                if (canvas.getContext){
                    var ctx = canvas.getContext('2d');

                    ctx.fillStyle = skyColor;
                    ctx.fillRect(0, 0, 512, 384);

                    ctx.drawImage(sky, 0, 64, 512, 256);

                    for (var i = 0; i < 4; i++)
                        ctx.drawImage(clouds, 0, i * 128, 256, 128, i * 128, 64, 128, 64);

                    ctx.drawImage(horizont, 0, 192, 512, 128);

                    ctx.save();

                    ctx.beginPath();
                    ctx.moveTo(0, 384);
                    for (var x = 0; x < landArray.length; x++)
                        ctx.lineTo(x, landArray[x]);
                    ctx.clip();

                    for (var i = 0; i < 2; i++)
                        for (var k = 0; k < 2; k++)
                            ctx.drawImage(land, i * 320, k * 240, 320, 240);

                    ctx.restore();

                    var k = 0;
                    for (var x = 0; x < landArray.length; x++) {
                        if (++k == 64)
                            k = 0;
                        ctx.drawImage(border, k, 0, 2, 16, x, landArray[x] - 4, 1, 8);
                    }


                    var gradient = ctx.createLinearGradient(0, 320, 0, 384);
                    gradient.addColorStop(0, waterTopColor);
                    gradient.addColorStop(1, waterBottomColor);
                    ctx.fillStyle = gradient;
                    ctx.fillRect(0, 320, 512, 384);

                    for (var i = 0; i < 8; i++)
                        ctx.drawImage(water, i * 64, 308, 64, 24);
                }
            }
        </script>
        <style type="text/css">
            canvas { border: 1px solid black; }
        </style>
    </head>
    <body onload="load();">
        <h1>Hedgewars Theme editor</h1>
        <canvas id="preview" width="512" height="384">Sorry, your browser does not support Canvas.</canvas><br>
        <table>
        <tr><td>Sky:</td><td>
        <input id="sky" type="file" accept="image/png" onchange="sky.src = window.URL.createObjectURL(this.files[0])"></input>
        </td></tr>
        <tr><td>Sky Color:</td><td>
        <input id="skyColor" type="color" onchange="skyColor = this.value; draw()"></input>
        </td></tr>
        <tr><td>Clouds:</td><td>
        <input id="clouds" type="file" accept="image/png" onchange="clouds.src = window.URL.createObjectURL(this.files[0])"></input>
        </td></tr>
        <tr><td>Horizont:</td><td>
        <input id="horizont" type="file" accept="image/png" onchange="horizont.src = window.URL.createObjectURL(this.files[0])"></input>
        </td></tr>
        <tr><td>Land:</td><td>
        <input id="land" type="file" accept="image/png" onchange="land.src = window.URL.createObjectURL(this.files[0])"></input>
        </td></tr>
        <tr><td>Border:</td><td>
        <input id="border" type="file" accept="image/png" onchange="border.src = window.URL.createObjectURL(this.files[0])"></input>
        </td></tr>
        <tr><td>Water:</td><td>
        <input id="water" type="file" accept="image/png" onchange="water.src = window.URL.createObjectURL(this.files[0])"></input>
        </td></tr>
        <tr><td>Water Top Color:</td><td>
        <input id="waterTopColor" type="color" onchange="waterTopColor = this.value; draw()"></input>
        </td></tr>
        <tr><td>Water Bottom Color:</td><td>
        <input id="waterBottomColor" type="color" onchange="waterBottomColor = this.value; draw()"></input>
        </td></tr>
        </table>
    </body>
</html>