forked from len0rd/rockbox
Add stopwatch plugin replacement for touchscreen targets
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@24026 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Maurus Cuelenaere
parent
6f8e786dbc
commit
3d3ec3402d
2 changed files with 345 additions and 0 deletions
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@ -15,7 +15,11 @@ settings_dumper.c
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snow.c
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sort.c
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stats.c
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#ifdef HAVE_TOUCHSCREEN
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stopwatch.lua
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#else
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stopwatch.c
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#endif
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theme_remove.c
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vbrfix.c
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viewer.c
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341
apps/plugins/stopwatch.lua
Normal file
341
apps/plugins/stopwatch.lua
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@ -0,0 +1,341 @@
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--[[
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__________ __ ___.
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Open \______ \ ____ ____ | | _\_ |__ _______ ___
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Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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\/ \/ \/ \/ \/
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$Id$
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Port of Stopwatch to Lua for touchscreen targets.
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Original copyright: Copyright (C) 2004 Mike Holden
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Copyright (C) 2009 by Maurus Cuelenaere
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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KIND, either express or implied.
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]]--
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require "actions"
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require "buttons"
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STOPWATCH_FILE = "/.rockbox/rocks/apps/stopwatch.dat"
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local LapsView = {
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lapTimes = {},
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timer = {
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counting = false,
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prevTotal = 0,
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startAt = 0,
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current = 0
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},
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vp = {
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x = 80,
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y = 0,
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width = rb.LCD_WIDTH - 80,
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height = rb.LCD_HEIGHT,
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font = rb.FONT_UI,
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fg_pattern = rb.lcd_get_foreground()
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},
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scroll = {
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prevY = 0,
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cursorPos = 0
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}
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}
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function LapsView:init()
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local _, _, h = rb.font_getstringsize("", self.vp.font)
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self.vp.maxLaps = self.vp.height / h
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self.vp.lapHeight = h
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self:loadState()
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end
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function LapsView:display()
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rb.set_viewport(self.vp)
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rb.clear_viewport()
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local nrOfLaps = math.min(self.vp.maxLaps, #self.lapTimes)
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rb.lcd_puts_scroll(0, 0, ticksToString(self.timer.current))
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for i=1, nrOfLaps do
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local idx = #self.lapTimes - self.scroll.cursorPos - i + 1
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if self.lapTimes[idx] ~= nil then
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rb.lcd_puts_scroll(0, i, ticksToString(self.lapTimes, idx))
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end
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end
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rb.set_viewport(nil)
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end
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function LapsView:checkForScroll(btn, x, y)
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if x > self.vp.x and x < self.vp.x + self.vp.width and
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y > self.vp.y and y < self.vp.y + self.vp.height then
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if bit.band(btn, rb.buttons.BUTTON_REL) == rb.buttons.BUTTON_REL then
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self.scroll.prevY = 0
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else
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if #self.lapTimes > self.vp.maxLaps and self.scroll.prevY ~= 0 then
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self.scroll.cursorPos = self.scroll.cursorPos -
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(y - self.scroll.prevY) / self.vp.lapHeight
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local maxLaps = math.min(self.vp.maxLaps, #self.lapTimes)
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if self.scroll.cursorPos < 0 then
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self.scroll.cursorPos = 0
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elseif self.scroll.cursorPos >= maxLaps then
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self.scroll.cursorPos = maxLaps
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end
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end
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self.scroll.prevY = y
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end
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return true
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else
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return false
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end
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end
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function LapsView:incTimer()
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if self.timer.counting then
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self.timer.current = self.timer.prevTotal + rb.current_tick()
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- self.timer.startAt
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else
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self.timer.current = self.timer.prevTotal
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end
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end
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function LapsView:startTimer()
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self.timer.startAt = rb.current_tick()
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self.timer.currentLap = self.timer.prevTotal
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self.timer.counting = true
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end
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function LapsView:stopTimer()
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self.timer.prevTotal = self.timer.prevTotal + rb.current_tick()
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- self.timer.startAt
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self.timer.counting = false
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end
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function LapsView:newLap()
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table.insert(self.lapTimes, self.timer.current)
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end
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function LapsView:resetTimer()
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self.lapTimes = {}
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self.timer.counting = false
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self.timer.current, self.timer.prevTotal, self.timer.startAt = 0, 0, 0
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self.scroll.cursorPos = 0
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end
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function LapsView:saveState()
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local fd = assert(io.open(STOPWATCH_FILE, "w"))
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for _, v in ipairs({"current", "startAt", "prevTotal", "counting"}) do
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assert(fd:write(tostring(self.timer[v]) .. "\n"))
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end
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for _, v in ipairs(self.lapTimes) do
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assert(fd:write(tostring(v) .. "\n"))
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end
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fd:close()
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end
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function LapsView:loadState()
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local fd = io.open(STOPWATCH_FILE, "r")
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if fd == nil then return end
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for _, v in ipairs({"current", "startAt", "prevTotal"}) do
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self.timer[v] = tonumber(fd:read("*line"))
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end
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self.timer.counting = toboolean(fd:read("*line"))
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local line = fd:read("*line")
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while line do
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table.insert(self.lapTimes, tonumber(line))
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line = fd:read("*line")
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end
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fd:close()
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end
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local Button = {
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x = 0,
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y = 0,
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width = 80,
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height = 50,
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label = ""
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}
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function Button:new(o)
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local o = o or {}
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if o.label then
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local _, w, h = rb.font_getstringsize(o.label, LapsView.vp.font)
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o.width = 5 * w / 4
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o.height = 3 * h / 2
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end
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setmetatable(o, self)
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self.__index = self
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return o
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end
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function Button:draw()
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local _, w, h = rb.font_getstringsize(self.label, LapsView.vp.font)
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local x, y = (2 * self.x + self.width - w) / 2, (2 * self.y + self.height - h) / 2
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rb.lcd_drawrect(self.x, self.y, self.width, self.height)
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rb.lcd_putsxy(x, y, self.label)
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end
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function Button:isPressed(x, y)
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return x > self.x and x < self.x + self.width and
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y > self.y and y < self.y + self.height
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end
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-- Helper function
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function ticksToString(laps, lap)
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local ticks = type(laps) == "table" and laps[lap] or laps
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lap = lap or 0
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local hours = ticks / (rb.HZ * 3600)
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ticks = ticks - (rb.HZ * hours * 3600)
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local minutes = ticks / (rb.HZ * 60)
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ticks = ticks - (rb.HZ * minutes * 60)
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local seconds = ticks / rb.HZ
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ticks = ticks - (rb.HZ * seconds)
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local cs = ticks
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if (lap == 0) then
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return string.format("%2d:%02d:%02d.%02d", hours, minutes, seconds, cs)
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else
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if (lap > 1) then
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local last_ticks = laps[lap] - laps[lap-1]
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local last_hours = last_ticks / (rb.HZ * 3600)
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last_ticks = last_ticks - (rb.HZ * last_hours * 3600)
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local last_minutes = last_ticks / (rb.HZ * 60)
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last_ticks = last_ticks - (rb.HZ * last_minutes * 60)
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local last_seconds = last_ticks / rb.HZ
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last_ticks = last_ticks - (rb.HZ * last_seconds)
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local last_cs = last_ticks
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return string.format("%2d %2d:%02d:%02d.%02d [%2d:%02d:%02d.%02d]",
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lap, hours, minutes, seconds, cs, last_hours,
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last_minutes, last_seconds, last_cs)
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else
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return string.format("%2d %2d:%02d:%02d.%02d", lap, hours, minutes, seconds, cs)
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end
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end
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end
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-- Helper function
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function toboolean(v)
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return v == "true"
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end
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function arrangeButtons(btns)
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local totalWidth, totalHeight, maxWidth, maxHeight, vp = 0, 0, 0, 0
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for _, btn in pairs(btns) do
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totalWidth = totalWidth + btn.width
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totalHeight = totalHeight + btn.height
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maxHeight = math.max(maxHeight, btn.height)
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maxWidth = math.max(maxWidth, btn.width)
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end
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if totalWidth <= rb.LCD_WIDTH then
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local temp = 0
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for _, btn in pairs(btns) do
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btn.y = rb.LCD_HEIGHT - maxHeight
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btn.x = temp
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temp = temp + btn.width
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end
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vp = {
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x = 0,
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y = 0,
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width = rb.LCD_WIDTH,
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height = rb.LCD_HEIGHT - maxHeight
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}
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elseif totalHeight <= rb.LCD_HEIGHT then
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local temp = 0
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for _, btn in pairs(btns) do
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btn.x = rb.LCD_WIDTH - maxWidth
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btn.y = temp
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temp = temp + btn.height
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end
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vp = {
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x = 0,
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y = 0,
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width = rb.LCD_WIDTH - maxWidth,
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height = rb.LCD_HEIGHT
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}
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else
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error("Can't arrange the buttons according to your screen's resolution!")
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end
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for k, v in pairs(vp) do
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LapsView.vp[k] = v
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end
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end
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rb.touchscreen_set_mode(rb.TOUCHSCREEN_POINT)
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LapsView:init()
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local btns = {
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Button:new({name = "startTimer", label = "Start"}),
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Button:new({name = "stopTimer", label = "Stop"}),
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Button:new({name = "newLap", label = "New Lap"}),
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Button:new({name = "resetTimer", label = "Reset"}),
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Button:new({name = "exitApp", label = "Quit"})
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}
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arrangeButtons(btns)
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for _, btn in pairs(btns) do
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btn:draw()
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end
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repeat
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LapsView:incTimer()
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local action = rb.get_action(rb.contexts.CONTEXT_STD, 0)
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if (action == rb.actions.ACTION_TOUCHSCREEN) then
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local btn, x, y = rb.action_get_touchscreen_press()
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if LapsView:checkForScroll(btn, x, y) then
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-- Don't do anything
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elseif btn == rb.buttons.BUTTON_REL then
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for _, btn in pairs(btns) do
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local name = btn.name
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if (btn:isPressed(x, y)) then
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if name == "exitApp" then
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action = rb.actions.ACTION_STD_CANCEL
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else
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LapsView[name](LapsView)
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end
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end
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end
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end
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end
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LapsView:display()
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rb.lcd_update()
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rb.sleep(rb.HZ/50)
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until action == rb.actions.ACTION_STD_CANCEL
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LapsView:saveState()
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