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let g_Canvas = null;
let g_Context = null;
let g_ValueMap = null;
function init() {
g_Canvas = document.getElementById("stage");
g_Context = g_Canvas.getContext("2d");
g_ValueMap = new ValueMap();
g_ValueMap.visualize(g_Context, g_Canvas);
}
function btnZoom(btn) {
g_ValueMap.zoom();
g_ValueMap.visualize(g_Context, g_Canvas);
if (
(g_ValueMap.sizeX * 2 - 1 > 600) ||
(g_ValueMap.sizeZ * 2 - 1 > 600)
) {
btn.disabled = true;
}
}
function btnSmooth() {
g_ValueMap.smooth();
g_ValueMap.visualize(g_Context, g_Canvas);
}
function btnReset() {
g_ValueMap.reset();
g_ValueMap.visualize(g_Context, g_Canvas);
document.getElementById("grownZoomButton").disabled = false;
}
function btnAutomatic(target) {
target.disabled = true;
document.getElementById("grownZoomButton").disabled = true;
// Reset the valuemap. We don't want to continue on a 500x500 map.
g_ValueMap.reset();
g_ValueMap.visualize(g_Context, g_Canvas);
const animationTimeBetween = 350;
let zoom = () => { g_ValueMap.zoom() };
let smooth = () => { g_ValueMap.smooth() };
let actions = [];
for (let i = 0; i < 6; i++) actions.push(zoom); // First zoom 6 times
for (let i = 0; i < 3; i++) actions.push(smooth); // Then smooth 3 times
for (let i = 0; i < 2; i++) actions.push(zoom); // Zoom 2 times
for (let i = 0; i < 2; i++) actions.push(smooth); // And finally smooth 2 more times.
let update = () => {
if (actions[0] == null) {
target.disabled = false;
return;
}
actions[0].call();
g_ValueMap.visualize(g_Context, g_Canvas);
actions.splice(0, 1);
setTimeout(update, animationTimeBetween);
};
setTimeout(update, animationTimeBetween + 500);
}
window.onload = init;
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