fix SonarPen for iOS

PanoPainter/AppDelegate.h

@@ -16,6 +16,8 @@
             openURL:(NSURL *)url
             options:(NSDictionary<UIApplicationOpenURLOptionsKey, id> *)options;
 - (float)sonarpen_pressure;
+- (bool)sonarpen_present;
 - (void)hockeyapp_crash;
+- (void)sonarpen_start;
 @end
 

PanoPainter/AppDelegate.m

@@ -18,6 +18,7 @@
 @interface AppDelegate () {
     GameViewController* view;
     WTSonarPenDriver* sonarpen_driver;
+    bool sonarpen_started;
 }
 
 @end
@@ -35,6 +36,11 @@
     [MSCrashes generateTestCrash];
 }
 
+- (bool)sonarpen_present
+{
+    return sonarpen_started && [sonarpen_driver isPenAttached];
+}
+
 - (float)sonarpen_pressure
 {
     return [sonarpen_driver isPenAttached] ? [sonarpen_driver pressure] : 1.f;
@@ -46,29 +52,41 @@
         case WTSonarPenDriverStateInit:
             NSLog(@"Status: Initializing"); break;
         case WTSonarPenDriverStateRunning:
-            NSLog(@"Status: Running"); break;
+            NSLog(@"Status: Running");
+            App::I->message_box("SonarPen", "Your SonarPen is now ready. Have fun!");
+            break;
         case WTSonarPenDriverStateCalibrating:
             NSLog(@"Status: Calibrating"); break;
         case WTSonarPenDriverStateNotSonarPen:
-            NSLog(@"Status: Not a Sonar Pen"); break;
+            NSLog(@"Status: Not a Sonar Pen");
+            App::I->message_box("SonarPen Error", "Couldn't recognize the device attatched to the jack plug as a SonarPen. Please remove it and plug it back in.");
+            break;
         case WTSonarPenDriverStateCalibratingMax:
             NSLog(@"Status: Calibrating Max Value"); break;
         case WTSonarPenDriverStateWaitingForPermission:
             NSLog(@"Status: Wait for Permission"); break;
         case WTSonarPenDriverStateNoMicrophonePermission:
-            NSLog(@"Status: No Microphone Permission"); break;
+            NSLog(@"Status: No Microphone Permission");
+            App::I->message_box("SonarPen Error", "SonarPen could not be started because you didn't allow the microphone permission. Please go to Settings -> PanoPainter and enable Microphone.");
+            break;
     }
 }
 
+- (void)sonarpen_start {
+    if (sonarpen_started)
+        return;
+    sonarpen_driver = [[WTSonarPenDriver alloc] initWithApplication:[UIApplication sharedApplication]];
+    [sonarpen_driver start];
+    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(penStatusChanged) name:WTSonarPenDriverStateChangedNotification object:nil];
+    sonarpen_started = true;
+}
+
 - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
-    //[[BITHockeyManager sharedHockeyManager] configureWithIdentifier:@"c2dccca196294ecca8fd5d58af2738cf"];
+    sonarpen_started = false;
     [MSAppCenter start:@"c2dccca1-9629-4ecc-a8fd-5d58af2738cf" withServices:@[
       [MSAnalytics class],
       [MSCrashes class]
     ]];
-//    sonarpen_driver = [[WTSonarPenDriver alloc] initWithApplication:application];
-//    [sonarpen_driver start];
-//    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(penStatusChanged) name:WTSonarPenDriverStateChangedNotification object:nil];
 
     view = (GameViewController*)self.window.rootViewController;
     return YES;

PanoPainter/GameViewController.m

@@ -342,11 +342,19 @@ std::set<UITouch*> ignored_touch;
     CGPoint touchLocation = [touch locationInView:self.view];
     float scale = self.view.contentScaleFactor;
 
-    kEventSource source = touch.type == UITouchType::UITouchTypeStylus ? kEventSource::Stylus : kEventSource::Touch;
+    float force = touch.force;
-    if (source == kEventSource::Stylus)
+    AppDelegate* app = (AppDelegate*)[[UIApplication sharedApplication] delegate];
+    if ([app sonarpen_present])
+        force = [app sonarpen_pressure];
+
+    kEventSource source = ((touch.type == UITouchType::UITouchTypeStylus) || [app sonarpen_present]) ?
+        kEventSource::Stylus : kEventSource::Touch;
+    
+    // apple pencil
+    if (touch.type == UITouchType::UITouchTypeStylus)
         pen_down = true;
     
-    App::I->ui_task_async([touchLocation, scale, f=touch.force, source] {
+    App::I->ui_task_async([touchLocation, scale, f=force, source] {
         App::I->mouse_down(0, touchLocation.x * scale, touchLocation.y * scale, f, source, 0);
     });
     t_count = 1;
@@ -394,7 +402,7 @@ std::set<UITouch*> ignored_touch;
         App::I->ui_task_async([tt0=t0.type,tt1=t1.type,p0,p1,f0=t0.force,f1=t1.force] {
             if (tt0 == UITouchType::UITouchTypeStylus)
                 App::I->mouse_move(p0.x, p0.y, f0, kEventSource::Stylus, 0);
-            if (tt1 == UITouchType::UITouchTypeStylus)
+            else if (tt1 == UITouchType::UITouchTypeStylus)
                 App::I->mouse_move(p1.x, p1.y, f1, kEventSource::Stylus, 0);
         });
     }
@@ -416,8 +424,9 @@ std::set<UITouch*> ignored_touch;
         UITouch *touch = valid_touches[0];
         CGPoint touchLocation = [touch locationInView:self.view];
         float force = touch.type == UITouchType::UITouchTypeStylus ? touch.force : 1.0f;
-        //AppDelegate* app = (AppDelegate*)[[UIApplication sharedApplication] delegate];
+        AppDelegate* app = (AppDelegate*)[[UIApplication sharedApplication] delegate];
-        //force = [app sonarpen_pressure];
+        if ([app sonarpen_present])
+            force = [app sonarpen_pressure];
         if (t_count == 2)
         {
             //App::I->gesture_end();
@@ -425,7 +434,8 @@ std::set<UITouch*> ignored_touch;
         }
         else
         {
-            kEventSource source = touch.type == UITouchType::UITouchTypeStylus ? kEventSource::Stylus : kEventSource::Touch;
+            kEventSource source = ((touch.type == UITouchType::UITouchTypeStylus) || [app sonarpen_present]) ?
+                kEventSource::Stylus : kEventSource::Touch;
             App::I->ui_task_async([touchLocation, scale, source, force] {
                 App::I->mouse_move(touchLocation.x * scale, touchLocation.y * scale, force, source, 0);
             });
@@ -480,6 +490,7 @@ std::set<UITouch*> ignored_touch;
     input_enabled = NO;
     App::I = new App;
     App::I->ios_view = self;
+    App::I->ios_app = (AppDelegate*)[[UIApplication sharedApplication] delegate];
     App::I->initLog();
     
     //self.preferredFramesPerSecond = 60;

data/layout.xml

@@ -245,6 +245,10 @@
         <icon icon="arrow_rotate_clockwise" width="20"/>
         <text id="menu-label" text="Reset Camera" margin="0 0 0 5"/>
       </button-custom>
+      <button-custom os="ios" id="sonarpen" height="40" align="center" color=".2" pad="0 0 0 10" dir="row">
+        <icon icon="pencil" width="20"/>
+        <text id="menu-label" text="Start SonarPen" margin="0 0 0 5"/>
+      </button-custom>
     </popup-menu>
   </layout>
 

src/app.h

@@ -22,6 +22,7 @@
 #if defined(__OBJC__) && defined(__IOS__)
 #import <Foundation/Foundation.h>
 #import "GameViewController.h"
+#import "AppDelegate.h"
 #endif
 
 #if defined(__OBJC__) && defined(__OSX__)
@@ -152,6 +153,7 @@ public:
     
 #if defined(__IOS__) && defined(__OBJC__)
     GameViewController* ios_view;
+    AppDelegate* ios_app;
 #elif defined(__OSX__) && defined(__OBJC__)
     View* osx_view;
     AppOSX* osx_app;

src/app_layout.cpp

@@ -1012,6 +1012,13 @@ void App::init_menu_tools()
                 popup_exp->destroy();
             };
             
+#if __IOS__
+            popup_exp->find<NodeButtonCustom>("sonarpen")->on_click = [this, popup_exp](Node*) {
+                [ios_app sonarpen_start];
+                popup_exp->mouse_release();
+                popup_exp->destroy();
+            };
+#endif
         };
     }
 }

src/asset.cpp

@@ -145,7 +145,8 @@ bool Asset::create_dir(const std::string& path)
     return android_create_dir(path);
 #elif __IOS__ || __OSX__
     return apple_create_dir(path);
-else
+#else
+    // TODO: implement for linux and web
     return false;
 #endif
 }