Initial commit, Scrolling text_layer

.gitignore

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+build

.lock-waf_linux2_build

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+argv = ['/sdk/.pebble-sdk/SDKs/current/sdk-core/pebble/waf', 'configure']
+environ = {'PEBBLE_TOOLCHAIN_PATH': '/sdk/arm-cs-tools/bin', 'TERM': 'xterm', 'SHLVL': '2', 'PHONESIM_PATH': '/sdk/.env//bin/pypkjs', 'HOSTNAME': 'd40507156f4d', 'PYTHONHOME': '/sdk/.pebble-sdk/SDKs/current/sdk-core/../.env', 'NODE_PATH': '/sdk/.pebble-sdk/SDKs/current/sdk-core/../node_modules', 'PWD': '/work', 'NO_GCE_CHECK': 'False', 'SDK_VERSION': '4.3', 'PATH': '/sdk/arm-cs-tools/bin:/sdk/bin:/sdk/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin', 'HOME': '/sdk', 'DISPLAY': ':1', '_': '/sdk/.env/bin/python', 'NOCLIMB': '1'}
+files = ['/work/wscript']
+hash = 6211277306917996440
+options = {'files': '', 'jobs': 4, 'verbose': 0, 'nocache': False, 'progress_bar': 0, 'no_groups': False, 'distcheck_args': None, 'top': '', 'sandbox': False, 'destdir': '', 'keep': 0, 'zones': '', 'debug': False, 'prefix': '/usr/local/', 'timestamp': None, 'download': False, 'force': False, 'targets': '', 'out': ''}
+out_dir = '/work/build'
+run_dir = '/work'
+top_dir = '/work'

.vscode/c_cpp_properties.json

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+{
+    "configurations": [
+        {
+            "name": "Linux",
+            "includePath": [
+                "${workspaceFolder}/**",
+                "/home/phillipk/.pebble-sdk/SDKs/4.3/sdk-core/pebble/basalt/include"
+            ],
+            "defines": [],
+            "compilerPath": "/usr/bin/clang",
+            "cStandard": "c11",
+            "cppStandard": "c++17",
+            "intelliSenseMode": "clang-x64"
+        }
+    ],
+    "version": 4
+}

.vscode/settings.json

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+{
+    "files.associations": {
+        "pebble.h": "c"
+    }
+}

package.json

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+{
+  "capabilities": ["location"],
+  "name": "bustimes",
+  "author": "Phillip Kühne",
+  "version": "1.0.0",
+  "keywords": ["pebble-app"],
+  "private": true,
+  "dependencies": {},
+  "pebble": {
+    "displayName": "bustimes",
+    "uuid": "8138e7a1-58ef-49d9-8572-6c00c46baa67",
+    "sdkVersion": "3",
+    "enableMultiJS": true,
+    "targetPlatforms": [
+      "basalt",
+      "chalk",
+      "diorite"
+    ],
+    "watchapp": {
+      "watchface": false
+    },
+    "messageKeys": [
+      "NAME",
+      "TIMES",
+      "NUM"
+    ],
+    "resources": {
+      "media": []
+    }
+  }
+}

src/c/bustimes.c

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+#include <pebble.h>
+
+static Window *s_main_window;
+static TextLayer *s_name_header_layer;
+static ScrollLayer *s_scroll_layer;
+static TextLayer *s_times_layer;
+Layer *window_layer;
+
+
+static void main_window_load(Window *window) {
+  // Get information about the Window
+  window_layer = window_get_root_layer(window);
+  GRect bounds = layer_get_bounds(window_layer);
+  GRect max_text_bounds = GRect(0, 0, bounds.size.w, 2000);
+
+  // Create the TextLayer with specific bounds
+  s_name_header_layer = text_layer_create(
+      GRect(0, 0, bounds.size.w, 24));
+
+  
+  
+  
+  s_times_layer = text_layer_create(max_text_bounds);
+
+  // Initialize the scroll layer
+  s_scroll_layer = scroll_layer_create(
+      GRect(0, 24, bounds.size.w, bounds.size.h-24 ));
+
+  scroll_layer_set_click_config_onto_window(s_scroll_layer, window);
+
+  // Improve the layout to be more like a watchface
+  text_layer_set_background_color(s_name_header_layer, GColorDarkGreen);
+  text_layer_set_text_color(s_name_header_layer, GColorWhite);
+  text_layer_set_text(s_name_header_layer, "Suche...");
+  text_layer_set_font(s_name_header_layer, fonts_get_system_font(FONT_KEY_GOTHIC_18_BOLD));
+  text_layer_set_text_alignment(s_name_header_layer, GTextAlignmentCenter);
+
+  // Improve the layout to be more like a watchface
+  text_layer_set_background_color(s_times_layer, GColorWhite);
+  text_layer_set_text_color(s_times_layer, GColorBlack);
+  text_layer_set_text(s_times_layer, "");
+  text_layer_set_font(s_times_layer, fonts_get_system_font(FONT_KEY_GOTHIC_24_BOLD));
+  text_layer_set_text_alignment(s_times_layer, GTextAlignmentLeft);
+
+
+
+  // Add it as a child layer to the Window's root layer
+  layer_add_child(window_layer, text_layer_get_layer(s_name_header_layer));
+
+}
+
+
+static void main_window_unload(Window *window) {
+  // Destroy TextLayer
+  text_layer_destroy(s_name_header_layer);
+  text_layer_destroy(s_times_layer);
+  scroll_layer_destroy(s_scroll_layer);
+
+}
+
+static void inbox_received_callback(DictionaryIterator *iterator, void *context) {
+  // Store incoming information
+  static char name_buffer[50];
+  static char times_buffer[512];
+  // Read tuples for data
+  Tuple *name_tuple = dict_find(iterator, MESSAGE_KEY_NAME);
+  Tuple *times_tuple = dict_find(iterator, MESSAGE_KEY_TIMES);
+  snprintf(name_buffer, sizeof(name_buffer), "%s", name_tuple->value->cstring);
+  snprintf(times_buffer, sizeof(times_buffer), "%s", times_tuple->value->cstring);
+  text_layer_set_text(s_name_header_layer, name_buffer);
+  text_layer_set_text(s_times_layer, times_buffer);
+  
+  GRect bounds = layer_get_bounds(window_layer);
+  GSize max_size = text_layer_get_content_size(s_times_layer);
+  text_layer_set_size(s_times_layer, max_size);
+  scroll_layer_set_content_size(s_scroll_layer, GSize(bounds.size.w, max_size.h + 4));
+  layer_add_child(window_layer, scroll_layer_get_layer(s_scroll_layer));
+  scroll_layer_add_child(s_scroll_layer, text_layer_get_layer(s_times_layer));
+}
+
+static void inbox_dropped_callback(AppMessageResult reason, void *context) {
+  APP_LOG(APP_LOG_LEVEL_ERROR, "Message dropped!");
+}
+
+static void outbox_failed_callback(DictionaryIterator *iterator, AppMessageResult reason, void *context) {
+  APP_LOG(APP_LOG_LEVEL_ERROR, "Outbox send failed!");
+}
+
+static void outbox_sent_callback(DictionaryIterator *iterator, void *context) {
+  APP_LOG(APP_LOG_LEVEL_INFO, "Outbox send success!");
+}
+
+static void init() {
+  // Create main Window element and assign to pointer
+  s_main_window = window_create();
+
+  // Set handlers to manage the elements inside the Window
+  window_set_window_handlers(s_main_window, (WindowHandlers) {
+    .load = main_window_load,
+    .unload = main_window_unload
+  });
+
+  // Show the Window on the watch, with animated=true
+  window_stack_push(s_main_window, true);
+  // Register callbacks
+  app_message_register_inbox_received(inbox_received_callback);
+  // Open AppMessage
+  const int inbox_size = 512;
+  const int outbox_size = 512;
+  app_message_open(inbox_size, outbox_size);
+  app_message_register_inbox_dropped(inbox_dropped_callback);
+  app_message_register_outbox_failed(outbox_failed_callback);
+  app_message_register_outbox_sent(outbox_sent_callback);
+}
+
+static void deinit() {
+  window_destroy(s_main_window);
+}
+
+int main(void) {
+  init();
+  app_event_loop();
+  deinit();
+}

src/pkjs/index.js

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+function cutPadString(string, length) {
+    let outstring = ""
+    if (string.length > length) {
+        outstring = string.substring(0, length - 3) + "..."
+    } else {
+        if (string.length < length) {
+            outstring = string.padEnd(length)
+        } else {
+            outstring = string
+        }
+    }
+    return outstring
+}
+
+function getTime(stringTime) {
+    let d = new Date(stringTime)
+    return String(d.getHours()).padStart(2, "0") + ":" + String(d.getMinutes()).padStart(2, "0")
+}
+
+function diff_minutes(date) {
+
+    dt = new Date(date);
+
+    var diff = (dt.getTime() - Date.now()) / 1000;
+    diff /= 60;
+    return Math.abs(Math.round(diff));
+
+}
+
+function locationSuccess(pos) {
+    console.log("Location Found!")
+    // Construct URL
+    var xmlhttp = new XMLHttpRequest(); // new HttpRequest instance 
+    //var url = 'https://simple-hafas.phillipathome.dynv6.net'
+    var url = 'http://192.168.2.101:3030'
+    // Send request to OpenWeatherMap
+    xmlhttp.open("POST", url,true);
+    xmlhttp.setRequestHeader("Content-Type", "application/json");
+    xmlhttp.onreadystatechange = function () {
+        if (xmlhttp.readyState === 4 && xmlhttp.status === 200) {
+            var json = JSON.parse(xmlhttp.responseText);
+            var timesString = "";
+            json.departures.forEach(departure => {
+                let delay = ""
+                if (departure.delay != 0) {
+                    if (departure.delay>0) {
+                        delay = "(+" + departure.delay + ")"
+                    } else {
+                        delay = "(" + departure.delay + ")"
+
+                    }
+                }
+
+
+                let timePart = ""
+                if (diff_minutes(departure.time)>15) {
+                    timePart = getTime(departure.time)
+                } else {
+                    timePart = diff_minutes(departure.time) + "min"
+                }
+                
+                timesString += (cutPadString(departure.line, 4) + " " + cutPadString(departure.direction, 14) + "\n" + cutPadString(timePart, 6)  + delay + "\n-----------------------\n")
+            });
+                
+                
+            // Assemble dictionary using our keys
+            var dictionary = {
+                'NAME': json.name,
+                'NUM' : json.departures.length,
+                'TIMES': timesString,
+            };
+
+            // Send to Pebble
+            Pebble.sendAppMessage(dictionary,
+                function (e) {
+                    console.log('Departure times sent to Pebble successfully!');
+                },
+                function (e) {
+                    console.log('Error sending Departure times to Pebble!');
+                }
+            );
+        }
+        // Listen for when an AppMessage is received
+        Pebble.addEventListener('appmessage',
+        function (e) {
+                console.log('AppMessage received!');
+                getTimes();
+            }
+        );
+    };
+    xmlhttp.send(JSON.stringify({
+        "lat": pos.coords.latitude,
+        "lon": pos.coords.longitude
+    }));
+    
+}
+
+
+
+
+function locationError(err) {
+    console.log('Error requesting location!');
+}
+
+function getTimes() {
+    navigator.geolocation.getCurrentPosition(
+        locationSuccess,
+        locationError, {
+            timeout: 15000,
+            maximumAge: 60000
+        }
+    );
+}
+
+// Listen for when the watchface is opened
+Pebble.addEventListener('ready',
+    function (e) {
+        console.log('PebbleKit JS ready!');
+
+        // Get the initial data
+        getTimes();
+    }
+);

wscript

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+#
+# This file is the default set of rules to compile a Pebble application.
+#
+# Feel free to customize this to your needs.
+#
+import os.path
+
+top = '.'
+out = 'build'
+
+
+def options(ctx):
+    ctx.load('pebble_sdk')
+
+
+def configure(ctx):
+    """
+    This method is used to configure your build. ctx.load(`pebble_sdk`) automatically configures
+    a build for each valid platform in `targetPlatforms`. Platform-specific configuration: add your
+    change after calling ctx.load('pebble_sdk') and make sure to set the correct environment first.
+    Universal configuration: add your change prior to calling ctx.load('pebble_sdk').
+    """
+    ctx.load('pebble_sdk')
+
+
+def build(ctx):
+    ctx.load('pebble_sdk')
+
+    build_worker = os.path.exists('worker_src')
+    binaries = []
+
+    cached_env = ctx.env
+    for platform in ctx.env.TARGET_PLATFORMS:
+        ctx.env = ctx.all_envs[platform]
+        ctx.set_group(ctx.env.PLATFORM_NAME)
+        app_elf = '{}/pebble-app.elf'.format(ctx.env.BUILD_DIR)
+        ctx.pbl_build(source=ctx.path.ant_glob('src/c/**/*.c'), target=app_elf, bin_type='app')
+
+        if build_worker:
+            worker_elf = '{}/pebble-worker.elf'.format(ctx.env.BUILD_DIR)
+            binaries.append({'platform': platform, 'app_elf': app_elf, 'worker_elf': worker_elf})
+            ctx.pbl_build(source=ctx.path.ant_glob('worker_src/c/**/*.c'),
+                          target=worker_elf,
+                          bin_type='worker')
+        else:
+            binaries.append({'platform': platform, 'app_elf': app_elf})
+    ctx.env = cached_env
+
+    ctx.set_group('bundle')
+    ctx.pbl_bundle(binaries=binaries,
+                   js=ctx.path.ant_glob(['src/pkjs/**/*.js',
+                                         'src/pkjs/**/*.json',
+                                         'src/common/**/*.js']),
+                   js_entry_file='src/pkjs/index.js')