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calendar: Slow down scroll, add click navigation

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This commit is contained in:
Kenny Levinsen
2019-08-03 01:14:57 +02:00
parent f6bc4c6bbb
commit c135f37b45
2 changed files with 21 additions and 18 deletions
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README.md
+1 -1
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@@ -12,7 +12,7 @@ In nice, big letters!
### 3 month calendar ### 3 month calendar
Scroll on it to navigate. Scroll or click on the months to navigate.
### Battery level ### Battery level
src/calendar.rs
+20 -17
View File
@@ -7,8 +7,8 @@ use chrono::{Date, DateTime, Datelike, Local};
pub struct Calendar { pub struct Calendar {
cur_date: Date<Local>, cur_date: Date<Local>,
first_draw: bool, dirty: bool,
offset: i32, offset: f64,
} }
fn draw_month( fn draw_month(
@@ -152,8 +152,8 @@ impl Calendar {
pub fn new() -> Calendar { pub fn new() -> Calendar {
Calendar { Calendar {
cur_date: Local::now().date(), cur_date: Local::now().date(),
first_draw: true, dirty: true,
offset: 0, offset: 0.0,
} }
} }
} }
@@ -167,8 +167,9 @@ impl ModuleImpl for Calendar {
) -> Result<Vec<(i32, i32, i32, i32)>, ::std::io::Error> { ) -> Result<Vec<(i32, i32, i32, i32)>, ::std::io::Error> {
let time = time.date(); let time = time.date();
let mut t = time.with_day(1).unwrap(); let mut t = time.with_day(1).unwrap();
if self.offset != 0 { let o = (self.offset / 100.0) as i32;
let mut month = (t.month() - 1) as i32 + self.offset; if o != 0 {
let mut month = (t.month() - 1) as i32 + o;
let mut year = t.year(); let mut year = t.year();
while month > 11 { while month > 11 {
year += 1; year += 1;
@@ -212,8 +213,8 @@ impl ModuleImpl for Calendar {
} }
fn update(&mut self, time: &DateTime<Local>, force: bool) -> Result<bool, ::std::io::Error> { fn update(&mut self, time: &DateTime<Local>, force: bool) -> Result<bool, ::std::io::Error> {
if self.first_draw { if self.dirty {
self.first_draw = false; self.dirty = false;
Ok(true) Ok(true)
} else if time.date() != self.cur_date || force { } else if time.date() != self.cur_date || force {
self.cur_date = time.date(); self.cur_date = time.date();
@@ -226,16 +227,18 @@ impl ModuleImpl for Calendar {
fn input(&mut self, input: Input) { fn input(&mut self, input: Input) {
match input { match input {
Input::Scroll { pos: _, x: _, y } => { Input::Scroll { pos: _, x: _, y } => {
if y > 0.0 { self.offset += y;
self.offset += 1; self.dirty = true;
} else {
self.offset -= 1;
}
self.first_draw = true;
} }
Input::Click { pos: _, button: _ } => { Input::Click { pos: (x, _), button: _ } => {
self.offset = 0; if x < 448 {
self.first_draw = true; self.offset -= 100.0;
} else if x >= 896 {
self.offset += 100.0;
} else {
self.offset = 0.0;
}
self.dirty = true;
} }
_ => {} _ => {}
} }