ios :: NitGLKView :: defaultinit
# OpenGL view controller
class NitGLKView
private var native: NativeGLKViewController = setup(app.app_delegate)
# Scale factor from logical coordinate space to the device coordinate space
fun content_scale_factor: Float do return native.content_scale_factor
# Width of the underlying framebuffer
fun drawable_width: Int do return native.drawable_width
# Height of the underlying framebuffer
fun drawable_height: Int do return native.drawable_height
# Bind the view framebuffer
fun bind_drawable do native.bind_drawable
private fun setup(app_delegate: AppDelegate): NativeGLKViewController
import touches_began, touches_moved, touches_ended, touches_cancelled,
update, should_autorotate, supported_interface_orientations,
view_will_transition_to_size in "ObjC" `{
app_delegate.window = [[UIWindow alloc] initWithFrame: [[UIScreen mainScreen] bounds]];
app_delegate.window.backgroundColor = [UIColor whiteColor]; // TODO make configurable
// Create EAGL context and view
EAGLContext * context = [[EAGLContext alloc] initWithAPI: kEAGLRenderingAPIOpenGLES2];
GLKView *view = [[GLKView alloc] initWithFrame: [[UIScreen mainScreen] bounds]];
view.context = context;
// Ask for antialiasing
view.drawableMultisample = GLKViewDrawableMultisample4X;
view.drawableDepthFormat = GLKViewDrawableDepthFormat24;
GameViewController *cont = [[GameViewController alloc] init];
cont.view = view;
// Setup callbacks
NitGLKView_incr_ref(self);
cont.nit_glk_view = self;
// Make our controller the root
view.delegate = cont;
[app_delegate.window setRootViewController: cont];
// Enable the context
[app_delegate.window makeKeyAndVisible];
[EAGLContext setCurrentContext: context];
[view bindDrawable];
return cont;
`}
# Is multi-touch supported?
fun multiple_touch_enabled: Bool do return native.multiple_touch_enabled
# Is multi-touch supported?
fun multiple_touch_enabled=(val: Bool) do native.multiple_touch_enabled = val
# Should the view auto rotate to follow the device orientation?
#
# Defaults to `true`.
fun should_autorotate: Bool do return true
# If `should_autorotate`, what are the supported interface orientations?
#
# Redef to return values of Objective-C `UIInterfaceOrientationMask`
fun supported_interface_orientations: Int do return 0
# Hook to update the view content, called once per frame
fun update do end
# Hook on a new touch event
fun touches_began(touches: NSSet_UITouch, event: UIEvent) do end
# Hook when a touch moves
fun touches_moved(touches: NSSet_UITouch, event: UIEvent) do end
# Hook on the end of a touch event
fun touches_ended(touches: NSSet_UITouch, event: UIEvent) do end
# Hook on a touch event cancellation
fun touches_cancelled(touches: NSSet_UITouch, event: UIEvent) do end
# Hook when size of the view is about to change to `width` by `height`
fun view_will_transition_to_size(width, height: Float) do end
end
lib/ios/glkit.nit:93,1--178,3