forked from FOSS/BangleApps
99 lines
2.5 KiB
JavaScript
99 lines
2.5 KiB
JavaScript
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var pos = 0;
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/**
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options = {
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on : bool // turn screen on, default true
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size : int // height of notification, default 80 (max)
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title : string // optional title
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src : string // optional source name
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body : string // optional body text
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icon : string // optional icon (image string)
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render function(y) // function callback to render
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}
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*/
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exports.show = function(options) {
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options = options||{};
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if (options.on===undefined) options.on=true;
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var h = options.size||80;
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var oldMode = Bangle.getLCDMode();
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// TODO: throw exception if double-buffered?
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Bangle.setLCDMode("direct");
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var y = 320-h;
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var x = 4;
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g.setClipRect(0, y, 239, 319);
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// clear area
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g.setColor(0).fillRect(0, y+1, 239, 317);
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// border
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g.setColor(0x39C7).fillRect(0, 318, 239, 319);
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// top bar
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var top = 0;
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if (options.title) {
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g.setColor(0x39C7).fillRect(0, y, 239, y+20);
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g.setColor(-1).setFontAlign(-1, -1, 0).setFont("6x8", 2);
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g.drawString(options.title.trim().substring(0, 13), 25, y+3);
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y+=20;
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}
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if (options.src) {
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g.setColor(-1).setFontAlign(1, -1, 0).setFont("6x8", 1);
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g.drawString(options.src.substring(0, 10), 215, 322-h);
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}
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if (options.icon) {
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let i = options.icon;
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g.drawImage(i, x,y+4);
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if ("string"==typeof i) x += i.charCodeAt(0);
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else x += i[0];
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}
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// body text
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if (options.body) {
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var body = options.body;
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const maxChars = Math.floor((300-x)/8);
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var limit = maxChars;
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let row = 1;
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let words = body.trim().replace("\n", " ").split(" ");
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body = "";
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for (var i = 0; i < words.length; i++) {
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if (body.length + words[i].length + 1 > limit) {
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if (row>=5) {
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body += "...";
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break;
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}
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body += "\n " + words[i];
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row++;
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limit += maxChars;
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if (row==5) limit -= 4;
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} else {
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body += " " + words[i];
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}
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}
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g.setColor(-1).setFont("6x8", 1).setFontAlign(-1, -1, 0).drawString(body, x-4, y+4);
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}
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if (options.render) options.render(320 - h);
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if (options.on) Bangle.setLCDPower(1); // light up
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Bangle.setLCDMode(oldMode); // clears cliprect
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function anim() {
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pos -= 2;
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if (pos < -h) {
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pos = -h;
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}
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Bangle.setLCDOffset(pos);
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if (pos > -h) setTimeout(anim, 15);
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}
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anim();
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Bangle.on("touch", exports.hide);
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}
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exports.hide = function() {
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Bangle.removeListener("touch", exports.hide);
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function anim() {
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pos += 4;
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if (pos > 0) pos = 0;
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Bangle.setLCDOffset(pos);
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if (pos < 0) setTimeout(anim, 10);
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}
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anim();
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}
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