ui.mm

   1 #import <Cocoa/Cocoa.h>
   2 #import "ui.h"
   3
   4 @interface Controller : NSObject
   5 - (instancetype)initWithCallback:(void(*)(int, float))callback;
   6 - (void)sliderMoved:(id)sender;
   7
   8 @end
   9
  10 @implementation Controller {
  11         void (*weightChanged)(int, float);
  12 }
  13
  14 - (instancetype)initWithCallback:(void(*)(int, float))callback {
  15         if (self = [super init]) {
  16                 self->weightChanged = callback;
  17         }
  18         return self;
  19 }
  20
  21 - (void)sliderMoved:(id)sender {
  22         NSSlider *slider = (NSSlider*)sender;
  23         weightChanged([slider tag], [slider floatValue]);
  24 }
  25 @end
  26
  27 void createControlWindow(size_t numBlendshapes, const char **names, void(*weightChanged)(int, float)) {
  28         Controller *controller = [[Controller alloc] initWithCallback: weightChanged];
  29
  30         NSWindowStyleMask mask = NSWindowStyleMaskTitled | NSWindowStyleMaskClosable | NSWindowStyleMaskResizable | NSWindowStyleMaskUtilityWindow;
  31         NSWindow *window = [[NSPanel alloc] initWithContentRect: NSMakeRect(20, 20, 340, 420)
  32                                                 styleMask:mask backing:NSBackingStoreBuffered defer:NO];
  33         [window makeKeyAndOrderFront: nil];
  34         [window setTitle: @"Blendshapes"];
  35
  36         NSMutableArray<NSView *> *sliders = [NSMutableArray arrayWithCapacity: numBlendshapes];
  37
  38         for (int i = 0; i < numBlendshapes; i++) {
  39                 NSSlider *slider = [NSSlider sliderWithTarget: controller action:@selector(sliderMoved:)];
  40                 [slider setTag: i];
  41                 NSTextField *label = [NSTextField labelWithString: [NSString stringWithUTF8String: names[i]]];
  42                 NSStackView *stackView = [NSStackView stackViewWithViews: @[label, slider]];
  43                 sliders[i] = stackView;
  44         }
  45
  46         NSStackView *stackView = [NSStackView stackViewWithViews: sliders];
  47         [stackView setOrientation: NSUserInterfaceLayoutOrientationVertical];
  48         [stackView setEdgeInsets: NSEdgeInsetsMake(16, 16, 16, 16)];
  49         [window setContentView: stackView];
  50 }