BangleApps/apps/simplestpp/app.js

109 lines
3.3 KiB
JavaScript

/**
*
* Simplestpp Clock
*
* The entire clock code is contained within the block below this
* supports 'fast load'
*
* To add support for clock_info_supprt we add the code marked at [1] and [2]
*
*/
{
// must be inside our own scope here so that when we are unloaded everything disappears
// we also define functions using 'let fn = function() {..}' for the same reason. function decls are global
let draw = function() {
var date = new Date();
var timeStr = require("locale").time(date,1);
var h = g.getHeight();
var w = g.getWidth();
g.reset();
g.setColor(g.theme.bg);
g.fillRect(Bangle.appRect);
g.setFont('Vector', w/3);
g.setFontAlign(0, 0);
g.setColor(g.theme.fg);
g.drawString(timeStr, w/2, h/2);
clockInfoMenu.redraw(); // clock_info_support
// schedule a draw for the next minute
if (drawTimeout) clearTimeout(drawTimeout);
drawTimeout = setTimeout(function() {
drawTimeout = undefined;
draw();
}, 60000 - (Date.now() % 60000));
};
/**
* clock_info_support
* this is the callback function that get invoked by clockInfoMenu.redraw();
*
* We will display the image and text on the same line and centre the combined
* length of the image+text
*
*
*/
let clockInfoDraw = (itm, info, options) => {
g.reset().setFont('Vector',24).setBgColor(options.bg).setColor(options.fg);
//use info.text.toString(), steps does not have length defined
var text_w = g.stringWidth(info.text.toString());
// gap between image and text
var gap = 10;
// width of the image and text combined
var w = gap + (info.img ? 24 :0) + text_w;
// different fg color if we tapped on the menu
if (options.focus) g.setColor(options.hl);
// clear the whole info line
g.clearRect(0, options.y -1, g.getWidth(), options.y+24);
// draw the image if we have one
if (info.img) {
// image start
var x = (g.getWidth() / 2) - (w/2);
g.drawImage(info.img, x, options.y);
// draw the text to the side of the image (left/centre alignment)
g.setFontAlign(-1,0).drawString(info.text, x + 23 + gap, options.y+12);
} else {
// text only option, not tested yet
g.setFontAlign(0,0).drawString(info.text, g.getWidth() / 2, options.y+12);
}
};
// clock_info_support
// retrieve all the clock_info modules that are installed
let clockInfoItems = require("clock_info").load();
// clock_info_support
// setup the way we wish to interact with the menu
// the hl property defines the color the of the info when the menu is selected after tapping on it
let clockInfoMenu = require("clock_info").addInteractive(clockInfoItems, { x:64, y:132, w:50, h:40, draw : clockInfoDraw, bg : g.theme.bg, fg : g.theme.fg, hl : "#0ff"} );
// timeout used to update every minute
var drawTimeout;
g.clear();
// Show launcher when middle button pressed, add updown button handlers
Bangle.setUI({
mode : "clock",
remove : function() {
if (drawTimeout) clearTimeout(drawTimeout);
drawTimeout = undefined;
// remove info menu
clockInfoMenu.remove();
delete clockInfoMenu;
}
});
// Load widgets
Bangle.loadWidgets();
draw();
setTimeout(Bangle.drawWidgets,0);
} // end of clock