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BangleApps_old
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Improve the perf

master
Dimitri Gigot 2020-04-08 16:42:47 +00:00
parent fe3229c262
commit 006c4e6960
3 changed files with 19 additions and 5 deletions
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2
apps.json
View File

@ -1035,7 +1035,7 @@
"name": "Touch Launcher", "name": "Touch Launcher",
"shortName":"Menu", "shortName":"Menu",
"icon": "app.png", "icon": "app.png",
"version":"0.04", "version":"0.05",
"description": "Touch enable left to right launcher.", "description": "Touch enable left to right launcher.",
"tags": "tool,system,launcher", "tags": "tool,system,launcher",
"type":"launch", "type":"launch",

3
apps/toucher/ChangeLog
View File

@ -1,4 +1,5 @@
0.01: New App! 0.01: New App!
0.02: Add swipe support and doucle tap to run application 0.02: Add swipe support and doucle tap to run application
0.03: Close launcher when lcd turn off 0.03: Close launcher when lcd turn off
0.04: Complete rewrite to add animation and loop ( issue #210 ) 0.04: Complete rewrite to add animation and loop ( issue #210 )
0.05: Improve perf

19
apps/toucher/app.js
View File

@ -19,7 +19,7 @@ function getApps(){
const HEIGHT = g.getHeight(); const HEIGHT = g.getHeight();
const WIDTH = g.getWidth(); const WIDTH = g.getWidth();
const HALF = WIDTH/2; const HALF = WIDTH/2;
const ANIMATION_FRAME = 3; const ANIMATION_FRAME = 4;
const ANIMATION_STEP = HALF / ANIMATION_FRAME; const ANIMATION_STEP = HALF / ANIMATION_FRAME;
function getPosition(index){ function getPosition(index){
@ -35,6 +35,8 @@ const back = {
back: true back: true
}; };
let icons = {};
const apps = [back].concat(getApps()); const apps = [back].concat(getApps());
apps.push(back); apps.push(back);
@ -54,6 +56,12 @@ function drawIcons(offset){
const y = HALF - (HALF*0.3);//-(HALF*0.7); const y = HALF - (HALF*0.3);//-(HALF*0.7);
let diff = (x - HALF); let diff = (x - HALF);
if(diff < 0) diff *=-1; if(diff < 0) diff *=-1;
const dontRender = x+(HALF/2)<0 || x-(HALF/2)>120;
if(dontRender) {
delete icons[app.name];
return;
}
let size = 30; let size = 30;
if((diff*0.5) < size) size -= (diff*0.5); if((diff*0.5) < size) size -= (diff*0.5);
else size = 0; else size = 0;
@ -72,8 +80,12 @@ function drawIcons(offset){
return; return;
} }
// icon // icon
const icon = app.icon ? Storage.read(app.icon) : null;
const icon = app.icon ?
icons[app.name] ? icons[app.name] : Storage.read(app.icon)
: null;
if(icon){ if(icon){
icons[app.name] = icon;
try { try {
g.drawImage(icon, x-(scale*24), y-(scale*24), { scale: scale }); g.drawImage(icon, x-(scale*24), y-(scale*24), { scale: scale });
} catch(e){ } catch(e){
@ -100,7 +112,8 @@ function drawIcons(offset){
} }
function draw(ignoreLoop){ function draw(ignoreLoop){
g.clear(); g.setColor(0,0,0);
g.fillRect(0,0,WIDTH,HEIGHT);
drawIcons(slideOffset); drawIcons(slideOffset);
g.flip(); g.flip();
if(slideOffset == target) return; if(slideOffset == target) return;