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Sweep clock - reduce memory footprint

pull/743/head
adrian w kirk 2021-05-15 20:27:33 +01:00
parent d6d8747a2e
commit e10a7527fe
1 changed files with 14 additions and 20 deletions
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34
apps/sweepclock/sweepclock.js
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@ -15,46 +15,40 @@ const color_schemes = [
name: "black",
background : [0.0,0.0,0.0],
second_hand: [1.0,0.0,0.0],
minute_hand: [1.0,1.0,1.0],
hour_hand: [1.0,1.0,1.0],
numeral:[1.0,1.0,1.0]
},
{
name: "red",
background : [1.0,0.0,0.0],
second_hand: [1.0,1.0,0.0],
minute_hand: [1.0,1.0,1.0],
hour_hand: [1.0,1.0,1.0],
numeral:[1.0,1.0,1.0]
},
{
name: "grey",
background : [0.5,0.5,0.5],
second_hand: [0.0,0.0,0.0],
minute_hand: [1.0,1.0,1.0],
hour_hand: [1.0,1.0,1.0],
numeral:[1.0,1.0,1.0]
},
{
name: "purple",
background : [1.0,0.0,1.0],
second_hand: [1.0,1.0,0.0],
minute_hand: [1.0,1.0,1.0],
hour_hand: [1.0,1.0,1.0],
numeral:[1.0,1.0,1.0]
},
{
name: "blue",
background : [0.4,0.7,1.0],
second_hand: [0.5,0.5,0.5],
minute_hand: [1.0,1.0,1.0],
hour_hand: [1.0,1.0,1.0],
numeral:[1.0,1.0,1.0]
}
];
let color_scheme_index = 0;
var WHITE = [1.0,1.0,1.0];
function default_white(color){
if(color == null){
return WHITE
} else {
return color;
}
}
class Hand {
/**
* Pure virtual class for all Hand classes to extend.
@ -106,7 +100,7 @@ class ThinHand extends Hand {
g.setColor(background[0],background[1],background[2]);
g.drawLine(this.centerX, this.centerY, this.last_x, this.last_y);
// Now draw the new hand line
var hand_color = color_schemes[color_scheme_index][this.color_theme];
var hand_color = default_white(color_schemes[color_scheme_index][this.color_theme]);
g.setColor(hand_color[0],hand_color[1],hand_color[2]);
var x2 = this.centerX + this.length*Math.sin(angle);
var y2 = this.centerY - this.length*Math.cos(angle);
@ -196,7 +190,7 @@ class ThickHand extends Hand {
// top left
var x4 = this.centerX + this.vertex_radius_top*Math.sin(angle - this.delta_top);
var y4 = this.centerY - this.vertex_radius_top*Math.cos(angle - this.delta_top);
var hand_color = color_schemes[color_scheme_index][this.color_theme];
var hand_color = default_white(color_schemes[color_scheme_index][this.color_theme]);
g.setColor(hand_color[0],hand_color[1],hand_color[2]);
g.fillPoly([x1,y1,
x2,y2,
@ -297,7 +291,7 @@ function draw_date(date){
var coords = date_coords[date_coord_index].coords;
if(coords != null) {
var date_format = local.dow(date,1) + " " + date.getDate();
var numeral_color = color_schemes[color_scheme_index].numeral;
var numeral_color = default_white(color_schemes[color_scheme_index].numeral);
g.setColor(numeral_color[0], numeral_color[1], numeral_color[2]);
g.drawString(date_format, coords[0], coords[1]);
last_date = date;
@ -319,7 +313,7 @@ function next_datecoords() {
function set_datecoords(date_name){
console.log("setting date:" + date_name);
for (var i=0; i < date_coords.length; i++) {
if(date_coords[i].getName() == date_name){
if(date_coords[i].name == date_name){
date_coord_index = i;
force_redraw = true;
console.log("date match");
@ -596,7 +590,7 @@ class HourScriber {
}
if(changed ||
this.draw_test(this.angle_from, this.angle_to, this.last_draw_time) ){
var numeral_color = color_schemes[color_scheme_index].numeral;
var numeral_color = default_white(color_schemes[color_scheme_index].numeral);
g.setColor(numeral_color[0],numeral_color[1],numeral_color[2]);
this.numeral_font.draw(this.curr_hour_str,this.curr_hour_x,this.curr_hour_y);
this.last_draw_time = new Date();