<meta name="viewport" content="width=device-width, initial-scale=1" />
<title>
- CharmBypass.
+ CharmBypass: doing transit equity whether they like it or not
</title>
<style>
- /*
- * Reset styles for the html and body elements, the only two HTML
- * elements we use. */
- html, body {
- margin: 0;
- padding: 0;
- border: 0;
- font-weight: normal;
- font-style: inherit;
- font-size: 100%;
- line-height: 1.5;
- font-family: inherit;
- text-align: inherit;
- text-decoration: none;
- vertical-align: baseline;
- background: transparent;
- }
-
- html, body {
- /* To create our "window" onto the scene, we're going to slide the
- * SVG off the left-hand side of the screen, and we don't want
- * scroll bars to appear. */
- overflow: hidden;
+ input[type=submit] {
+ margin-top: 1em;
+ margin-bottom: 1em;
}
svg {
top: 0;
left: 0;
height: 100%;
+
+ /* Hide everything by default. We only show it once the user has
+ * submitted the menu form */
+ display: none;
}
/* The blinking fade in/out animation for the ticket date and time */
url("data:font/woff2;base64,@CBPBOLD@") format("woff2")
}
- #serviceletter {
+ #serviceid {
font-family: "CharmBypass Bold", sans-serif;
font-weight: bold;
}
#citycopy {
/* The city moves faster than the clouds but slower
* than the trees */
- animation: citycopyscroll 35s linear infinite;
+ animation: citycopyscroll 35s linear infinite;
}
</style>
</head>
<body>
+ <div id="menu">
+ <h1>CharmBypass</h1>
+ <h2>doing transit equity whether they like it or not</h2>
+
+ <p>
+ <em>Hint:</em> If you think the driver or fare inspector will
+ actually check it, the daily security code is the same on a
+ $2.00 BaltimoreLink ticket as it is on a $9.00 MARC Train
+ ticket. It's also the same on your friend's phone, or for
+ anyone else in Maryland that day.
+ </p>
+
+ <form>
+ <fieldset>
+ <legend>BaltimoreLink (Bus, Light Rail, Metro)</legend>
+ <div>
+ <label for="code1">
+ Daily security code (optional):
+ </label>
+ <input id="code1"
+ name="code"
+ type="text"
+ minlength="2"
+ maxlength="2"
+ pattern="[a-zA-Z0-9]+" />
+ </div>
+ <input type="hidden" name="servicename" value="BaltimoreLink" />
+ <input type="submit" name="go" value="Get Ticket" />
+ </fieldset>
+ </form>
+ <form>
+ <fieldset>
+ <legend>Commuter Bus</legend>
+ <input type="hidden" name="serviceid" value="R" />
+ <input type="hidden" name="servicename" value="Commuter Bus" />
+
+ <div>
+ <label for="code2">
+ Daily security code (optional):
+ </label>
+ <input id="code2"
+ name="code"
+ type="text"
+ minlength="2"
+ maxlength="2"
+ pattern="[a-zA-Z0-9]+" />
+ </div>
+
+ <h3>Zone</h3>
+ <div>
+ <input required type="radio" id="zone1" name="zone" value="Zone 1" />
+ <label for="zone1">Zone 1</label>
+ </div>
+ <div>
+ <input required type="radio" id="zone2" name="zone" value="Zone 2" />
+ <label for="zone2">Zone 2</label>
+ </div>
+ <div>
+ <input required type="radio" id="zone3" name="zone" value="Zone 3" />
+ <label for="zone3">Zone 3</label>
+ </div>
+ <div>
+ <input required type="radio" id="zone4" name="zone" value="Zone 4" />
+ <label for="zone4">Zone 4</label>
+ </div>
+ <div>
+ <input required type="radio" id="zone5" name="zone" value="Zone 5" />
+ <label for="zone5">Zone 5</label>
+ </div>
+
+ <input type="submit" name="go" value="Get Ticket" />
+ </fieldset>
+ </form>
+ <form>
+ <fieldset>
+ <legend>MARC Train</legend>
+
+ <div>
+ <label for="code3">
+ Daily security code (optional):
+ </label>
+ <input id="code3"
+ name="code"
+ type="text"
+ minlength="2"
+ maxlength="2"
+ pattern="[a-zA-Z0-9]+" />
+ </div>
+
+ <h3>Origin</h3>
+
+ <div>
+ <input required type="radio" id="origin1" name="origin" value="BAL" />
+ <label for="origin1">Baltimore/Penn (Penn Line)</label>
+ </div>
+ <div>
+ <input required type="radio" id="origin2" name="origin" value="BCA" />
+ <label for="origin2">Baltimore/Camden (Camden Line)</label>
+ </div>
+ <div>
+ <input required type="radio" id="origin3" name="origin" value="BWE" />
+ <label for="origin3">Bowie State (Penn Line)</label>
+ </div>
+ <div>
+ <input required type="radio" id="origin4" name="origin" value="BWI" />
+ <label for="origin4">BWI Airport (Penn Line)</label>
+ </div>
+ <div>
+ <input required type="radio" id="origin5" name="origin" value="CPK" />
+ <label for="origin5">College Park (Camden Line)</label>
+ </div>
+ <div>
+ <input required type="radio" id="origin6" name="origin" value="SEB" />
+ <label for="origin6">Seabrook (Penn Line)</label>
+ </div>
+ <div>
+ <input required type="radio" id="origin7" name="origin" value="WAS" />
+ <label for="origin7">Washington D.C.</label>
+ </div>
+ <div>
+ <input required type="radio" id="origin8" name="origin" value="WBL" />
+ <label for="origin8">West Baltimore (Penn Line)</label>
+ </div>
+
+ <h3>Destination</h3>
+ <div>
+ <input required type="radio" id="destination1" name="destination" value="BAL" />
+ <label for="destination1">Baltimore/Penn (Penn Line)</label>
+ </div>
+ <div>
+ <input required type="radio" id="destination2" name="destination" value="BCA" />
+ <label for="destination2">Baltimore/Camden (Camden Line)</label>
+ </div>
+ <div>
+ <input required type="radio" id="destination3" name="destination" value="BWE" />
+ <label for="destination3">Bowie State (Penn Line)</label>
+ </div>
+ <div>
+ <input required type="radio" id="destination4" name="destination" value="BWI" />
+ <label for="destination4">BWI Airport (Penn Line)</label>
+ </div>
+ <div>
+ <input required type="radio" id="destination5" name="destination" value="CPK" />
+ <label for="destination5">College Park (Camden Line)</label>
+ </div>
+ <div>
+ <input required type="radio" id="destination6" name="destination" value="SEB" />
+ <label for="destination6">Seabrook (Penn Line)</label>
+ </div>
+ <div>
+ <input required type="radio" id="destination7" name="destination" value="WAS" />
+ <label for="destination7">Washington D.C.</label>
+ </div>
+ <div>
+ <input required type="radio" id="destination8" name="destination" value="WBL" />
+ <label for="destination8">West Baltimore (Penn Line)</label>
+ </div>
+
+ <input type="hidden" name="serviceid" value="R" />
+ <input type="hidden" name="servicename" value="MARC Train" />
+ <input type="submit" name="go" value="Get Ticket" />
+ </fieldset>
+ </form>
+ </div>
+
@SVGDATA@
<script>
}
+ /******************************/
+ /* Set the service identifier */
+ /******************************/
+ function set_service_id() {
+ const sid = document.getElementById("serviceid");
+
+ /* Get the "serviceid" from the querystring if it's there */
+ const params = new URLSearchParams(document.location.search);
+ if (params.get("serviceid")) {
+ sid.textContent = params.get("serviceid");
+ }
+
+ /* Otherwise, leave it at "F" */
+ }
+
+ /******************************/
+ /* Set the service name */
+ /******************************/
+ function set_service_name() {
+ const sid = document.getElementById("servicename");
+
+ /* Get the "servicename" from the querystring if it's there */
+ const params = new URLSearchParams(document.location.search);
+ if (params.get("servicename")) {
+ sid.textContent = params.get("servicename");
+ }
+
+ /* Otherwise, leave it at "BaltimoreLink" */
+ }
+
/****************************************/
/* Set and reposition the security code */
/****************************************/
const ct = document.getElementById("codetext");
/* Get the "code" from the querystring if it's there */
- let params = new URLSearchParams(document.location.search);
+ const params = new URLSearchParams(document.location.search);
if (params.get("code")) {
- ct.textContent = params.get("code");
+ ct.textContent = params.get("code").toUpperCase();
}
else {
/* Otherwise, use a random code */
function center_code() {
/* Center the security code inside its red box */
const ct = document.getElementById("codetext");
+ const bg = document.getElementById("codebg");
/* First, find the center of the red box */
- const r1 = document.getElementById("codebg").getBoundingClientRect();
+ const r1 = bg.getBoundingClientRect();
const c1 = r1.left + (r1.width / 2);
/* Now the center of the code text */
/* What do we add to c2 to make it equal to c1? */
const hdelta = c1 - c2;
+ /* We've measured everything so far in "client rect"
+ * coordinates, because that's the only available measurement
+ * we have for the width of the <text> element after futzing
+ * with its contents. But when we reposition that <text>
+ * element, it will be by adjusting its "x" attribute, and
+ * that attribute uses a different coordinate system than the
+ * client rect does. Specifically, "x" refers to an offset
+ * within the SVG's coordinate system, and the client rect
+ * coordinates are pixels on-screen. To convert between the
+ * two, we can take the "width" attribute of the background
+ * element and compare it to the width of the background
+ * element's client rect. Since the size of the background is
+ * fixed, this should give us a multiplier that turns client recr
+ * distances (what we have) into SVG distances (what we want) */
+ const client_to_svg = parseFloat(bg.getAttribute("width"))/r1.width;
+
+ /* Convert hdelta from client rect to SVG coordinates */
+ const svg_hdelta = hdelta * client_to_svg;
+
/* Since this <text> element has an "x" attribute it's easier for
* us to shift that than it is to mess with the "left" style. */
- ct.setAttribute("x", parseFloat(ct.getAttribute("x")) + hdelta);
+ ct.setAttribute("x", parseFloat(ct.getAttribute("x")) + svg_hdelta);
}
-
/*****************************************/
/* Next, set up the ticket date and time */
/*****************************************/
* one-way tickets. */
const date = new Date();
- /* Add an hour and a half. We use the low-level get/setTime to
- * change the number of milliseconds since the epoch that this
- * date represents. Obviously correct, and avoids all suspicious
- * corner cases (well, for a few more decades). */
- date.setTime(date.getTime() + (90*60*1000));
+ /* BaltimoreLink and MARC Train are valid for an hour and a half */
+ let minutes = 90;
+ const params = new URLSearchParams(document.location.search);
+ if (params.get("servicename") == "Commuter Bus") {
+ /* But commuter bus tickets are only valid for ten minutes */
+ minutes = 10;
+ }
+
+ /* We use the low-level get/setTime to change the number of
+ * milliseconds since the epoch that this date represents
+ * Obviously correct, and avoids all suspicious corner cases
+ * for a few more decades. */
+ date.setTime(date.getTime() + (minutes*60*1000));
tt = document.getElementById("tickettime");
tt.textContent = date.toLocaleTimeString();
is_day = true;
function set_day() {
- sky.style.fill = "#efb02f";
+ sky.style.fill = "#efb02f";
}
function set_night() {
}
+ /*******************************************************/
+ /* Compute the MARC "zone" from its origin/destination */
+ /*******************************************************/
+
+ /* Sorted on the first component, then the second */
+ const zone_map = {
+ BAL_BWE: 2,
+ BAL_BWI: 1,
+ BAL_SEB: 3,
+ BAL_WAS: 4,
+ BAL_WBL: 1,
+ BCA_CPK_: 3,
+ BCA_WAS_: 4,
+ BWI_BWE: 1,
+ BWI_WAS: 3,
+ BWI_WBL: 1
+ };
+
+ /* Compute the zone (string) for the given origin/destination pair.
+ * If we don't know it or if you chose in invalid pair (destination
+ * not on the same line as your origin?) then the empty string is
+ * returned. */
+ function compute_marc_zone(src, dest) {
+ /* Forward direction key for zone_map */
+ const fwd = src + "_" + dest;
+
+ /* Reverse direction key for zone_map. The zone_map only
+ * has them listed in one direction, so we check both
+ * directions here. */
+ const rev = dest + "_" + src;
+
+ /* The default. Obviously wrong for when we don't
+ * have the necessary data. */
+ let zone = -1;
+
+ if (zone_map[fwd]) {
+ zone = zone_map[fwd];
+ }
+ else if (zone_map[rev]) {
+ zone = zone_map[rev];
+ }
+
+ /* Convert the number to a string */
+ switch (zone) {
+ case 1:
+ return "One Zone";
+ case 2:
+ return "Two Zone";
+ case 3:
+ return "Three Zone";
+ case 4:
+ return "Four Zone";
+ default:
+ return "";
+ }
+ }
+
+ function set_marc_zone() {
+ const params = new URLSearchParams(document.location.search);
+ if (params.get("origin") && params.get("destination")) {
+ const src = params.get("origin");
+ const dest = params.get("destination");
+ const zone = compute_marc_zone(src, dest);
+
+ /* TODO: actually set the zone */
+ alert(zone);
+ }
+ }
+
+ /******************************************/
+ /* Display the ticket (and hide the menu) */
+ /******************************************/
+
+ function go() {
+ /* To create our "window" onto the scene, we're going to slide the
+ * SVG off the left-hand side of the screen, and we don't want
+ * scroll bars to appear. */
+ document.body.style.overflow = "hidden";
+ document.body.style.margin = "0";
+ document.body.style.padding = "0";
+
+ const svg = document.querySelector("svg");
+ const menu = document.getElementById("menu");
+ svg.style.display = "initial";
+ menu.style.display = "none";
+ }
+
/*****************************************************/
/* Add event handlers for all of the functions above */
/*****************************************************/
- /* Center the ticket once when the page has loaded */
- window.addEventListener("load", center_ticket);
+ const params = new URLSearchParams(document.location.search);
+ if (params.get("go")) {
+ /* First unhide the SVG (swap it with the form) */
+ window.addEventListener("load", go);
+
+ /* Center the ticket once when the page has loaded */
+ window.addEventListener("load", center_ticket);
+
+ /* Re-center the ticket when the window is resized */
+ window.addEventListener("resize", center_ticket);
- /* Re-center the ticket when the window is resized */
- window.addEventListener("resize", center_ticket);
+ /* Set the service identifier when the page has loaded */
+ window.addEventListener("load", set_service_id);
- /* Set the security code text when the page has loaded */
- window.addEventListener("load", set_code);
+ /* Set the service name when the page has loaded */
+ window.addEventListener("load", set_service_name);
- /* Center the security code text when the page has loaded;
- * in particular, after we set it */
- window.addEventListener("load", center_code);
+ /* Set the security code text when the page has loaded */
+ window.addEventListener("load", set_code);
- /* Re-center the security code when the window is resized,
- * and in particular after the ticket is re-centered */
- window.addEventListener("resize", center_code);
+ /* Center the security code text when the page has loaded; in
+ * particular, after we set the code. */
+ window.addEventListener("load", center_code);
- /* Set the ticket expiration date/time upon page load */
- window.addEventListener("load", set_ticket_expiry);
+ /* Set the ticket expiration date/time upon page load */
+ window.addEventListener("load", set_ticket_expiry);
- /* Swap colors when the screen is tapped */
- document.body.addEventListener("click", swap_colors);
+ /* Set the MARC Train zone, if applicable */
+ window.addEventListener("load", set_marc_zone);
+
+ /* Swap colors when the screen is tapped */
+ document.body.addEventListener("click", swap_colors);
+ }
</script>
</body>
projects / charm-bypass.git / blobdiff