misc/theme_editor.html
author Wuzzy <Wuzzy2@mail.ru>
Sat, 02 Nov 2019 13:01:28 +0100
changeset 15506 5a30396f8fb2
parent 13611 ba6648614cd7
permissions -rw-r--r--
ClimbHome: Change misleading Seed assignment to nil value This was "Seed = ClimbHome", but ClimbHome was a nil value. This code still worked as the engine interpreted the nil value as empty string. But it can be very misleading. This changeset makes the Seed assignment more explicit by assigning the empty string directly. The compability has been tested.

<!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 = 'https://hg.hedgewars.org/hedgewars/raw-file/tip/share/hedgewars/Data/Themes/Nature/Sky.png';

                    clouds = new Image();
                    clouds.onload = tryToDraw;
                    clouds.src = 'https://hg.hedgewars.org/hedgewars/raw-file/tip/share/hedgewars/Data/Graphics/Clouds.png';

                    horizont = new Image();
                    horizont.onload = tryToDraw;
                    horizont.src = 'https://hg.hedgewars.org/hedgewars/raw-file/tip/share/hedgewars/Data/Themes/Nature/horizont.png';

                    land = new Image();
                    land.onload = tryToDraw;
                    land.src = 'https://hg.hedgewars.org/hedgewars/raw-file/tip/share/hedgewars/Data/Themes/Nature/LandTex.png';

                    border = new Image();
                    border.onload = tryToDraw;
                    border.src = 'https://hg.hedgewars.org/hedgewars/raw-file/tip/share/hedgewars/Data/Themes/Nature/Border.png';

                    water = new Image();
                    water.onload = tryToDraw;
                    water.src = 'https://hg.hedgewars.org/hedgewars/raw-file/tip/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>