BangleApps/apps/stepo/app.js

105 lines
2.3 KiB
JavaScript

var pal4color = new Uint16Array([0x0000,0xFFFF,0x7BEF,0xAFE5],0,2); // b,w,grey,greenyellow
var pal4red = new Uint16Array([0x0000,0xFFFF,0xF800,0xAFE5],0,2); // b,w,red,greenyellow
var buf = Graphics.createArrayBuffer(160,160,2,{msb:true});
function flip(x,y) {
g.drawImage({width:160,height:160,bpp:2,buffer:buf.buffer, palette:pal4color}, x, y);
buf.clear();
}
function flip_red(x,y) {
g.drawImage({width:160,height:160,bpp:2,buffer:buf.buffer, palette:pal4red}, x, y);
buf.clear();
}
function radians(a) {
return a*Math.PI/180;
}
function drawSteps() {
var i = 0;
var cx = 80;
var cy = 75;
var r = 56;
var steps = getSteps();
var percent = steps / 10000;
if (percent > 1) percent = 1;
var startrot = 0 - 180;
var midrot = -180 - (360 * percent);
var endrot = -360 - 180;
buf.setColor(3); // green-yellow
// draw guauge
for (i = startrot; i > midrot; i--) {
x = cx + r * Math.sin(radians(i));
y = cy + r * Math.cos(radians(i));
buf.fillCircle(x,y,4);
}
buf.setColor(2); // grey
// draw remainder of guage in grey
for (i = midrot; i > endrot; i--) {
x = cx + r * Math.sin(radians(i));
y = cy + r * Math.cos(radians(i));
buf.fillCircle(x,y,4);
}
// draw steps
buf.setColor(1); // white
buf.setFont("Vector", 24);
buf.setFontAlign(0,0);
buf.drawString(steps, 80, cy);
// change the remaining color to RED if battery is below 25%
if (E.getBattery() > 25)
flip(40,100);
else
flip_red(40,100);
}
function draw() {
var d = new Date();
var da = d.toString().split(" ");
var time = da[4].substr(0,5);
g.clearRect(0, 30, 239, 99);
g.setColor(1,1,1);
g.setFontAlign(0, -1);
g.setFont("Vector", 80);
g.drawString(time, 120, 30, true);
drawSteps();
}
function getSteps() {
if (stepsWidget() !== undefined)
return stepsWidget().getSteps();
return "-";
}
function stepsWidget() {
if (WIDGETS.activepedom !== undefined) {
return WIDGETS.activepedom;
} else if (WIDGETS.wpedom !== undefined) {
return WIDGETS.wpedom;
}
return undefined;
}
// handle switch display on by pressing BTN1
Bangle.on('lcdPower', function(on) {
if (on) draw();
});
g.reset();
g.clear();
Bangle.loadWidgets();
Bangle.drawWidgets();
setInterval(draw, 15000); // refresh every 15s
draw();
setWatch(Bangle.showLauncher, BTN2, {repeat:false,edge:"falling"});