| 1 | import { Screen } from '../platform';
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| 2 | import * as utils from '../utils';
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| 3 | export var ios;
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| 4 | (function (ios) {
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| 5 | let LayerMask;
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| 6 | (function (LayerMask) {
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| 7 | LayerMask.BORDER = 'BORDER';
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| 8 | LayerMask.CLIP_PATH = 'CLIP_PATH';
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| 9 | })(LayerMask = ios.LayerMask || (ios.LayerMask = {}));
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| 10 | function getActualHeight(view) {
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| 11 | if (view.window && !view.hidden) {
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| 12 | return utils.layout.toDevicePixels(view.frame.size.height);
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| 13 | }
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| 14 | return 0;
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| 15 | }
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| 16 | ios.getActualHeight = getActualHeight;
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| 17 | function getStatusBarHeight(viewController) {
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| 18 | const app = UIApplication.sharedApplication;
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| 19 | if (!app || app.statusBarHidden) {
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| 20 | return 0;
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| 21 | }
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| 22 | if (viewController && viewController.prefersStatusBarHidden) {
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| 23 | return 0;
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| 24 | }
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| 25 | const statusFrame = app.statusBarFrame;
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| 26 | const min = Math.min(statusFrame.size.width, statusFrame.size.height);
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| 27 | return utils.layout.toDevicePixels(min);
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| 28 | }
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| 29 | ios.getStatusBarHeight = getStatusBarHeight;
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| 30 | function drawGradient(nativeView, gradientLayer, gradient, gradientLayerOpacity) {
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| 31 | if (!nativeView || !gradient) {
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| 32 | return;
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| 33 | }
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| 34 | if (typeof gradientLayerOpacity === 'number') {
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| 35 | gradientLayer.opacity = gradientLayerOpacity;
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| 36 | }
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| 37 |
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| 38 | gradientLayer.bounds = nativeView.bounds;
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| 39 | gradientLayer.anchorPoint = CGPointMake(0, 0);
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| 40 | gradientLayer.allowsEdgeAntialiasing = true;
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| 41 | gradientLayer.contentsScale = Screen.mainScreen.scale;
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| 42 | const iosColors = NSMutableArray.alloc().initWithCapacity(gradient.colorStops.length);
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| 43 | const iosStops = NSMutableArray.alloc().initWithCapacity(gradient.colorStops.length);
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| 44 | let hasStops = false;
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| 45 | gradient.colorStops.forEach((stop) => {
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| 46 | iosColors.addObject(stop.color.ios.CGColor);
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| 47 | if (stop.offset) {
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| 48 | iosStops.addObject(stop.offset.value);
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| 49 | hasStops = true;
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| 50 | }
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| 51 | });
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| 52 | gradientLayer.colors = iosColors;
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| 53 | if (hasStops) {
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| 54 | gradientLayer.locations = iosStops;
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| 55 | }
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| 56 | const alpha = gradient.angle / (Math.PI * 2);
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| 57 | const startX = Math.pow(Math.sin(Math.PI * (alpha + 0.75)), 2);
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| 58 | const startY = Math.pow(Math.sin(Math.PI * (alpha + 0.5)), 2);
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| 59 | const endX = Math.pow(Math.sin(Math.PI * (alpha + 0.25)), 2);
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| 60 | const endY = Math.pow(Math.sin(Math.PI * alpha), 2);
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| 61 | gradientLayer.startPoint = { x: startX, y: startY };
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| 62 | gradientLayer.endPoint = { x: endX, y: endY };
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| 63 | }
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| 64 | ios.drawGradient = drawGradient;
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| 65 | })(ios || (ios = {}));
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| 66 | |
| \ | No newline at end of file |