| 46 | /// |
| 47 | /// @author Chen Fishbein |
| 48 | public class Image implements ActionSource { |
| 49 | private static boolean simdOptimizationsEnabled = Simd.get().isSupported(); |
| 50 | int transform; |
| 51 | private EventDispatcher listeners; |
| 52 | private Object rgbCache; |
| 53 | private Object image; |
| 54 | private boolean opaqueTested = false; |
| 55 | private boolean opaque; |
| 56 | private Object scaleCache; |
| 57 | private boolean animated; |
| 58 | private long imageTime = -1; |
| 59 | private String svgBaseURL; |
| 60 | private byte[] svgData; |
| 61 | private String imageName; |
| 62 | |
| 63 | /// Indicates whether Image SIMD optimizations are enabled. When unset this defaults |
| 64 | /// to the current platform SIMD support. |
| 65 | public static boolean isSimdOptimizationsEnabled() { |
| 66 | return simdOptimizationsEnabled; |
| 67 | } |
| 68 | |
| 69 | /// Enables or disables Image SIMD optimizations explicitly. |
| 70 | public static void setSimdOptimizationsEnabled(boolean enabled) { |
| 71 | simdOptimizationsEnabled = enabled; |
| 72 | } |
| 73 | |
| 74 | /// Clears the explicit Image SIMD override and restores the default behavior of |
| 75 | /// using SIMD whenever it is supported by the current platform. |
| 76 | public static void resetSimdOptimizationsEnabled() { |
| 77 | simdOptimizationsEnabled = Simd.get().isSupported(); |
| 78 | } |
| 79 | |
| 80 | /// Subclasses may use this and point to an underlying native image which might be |
| 81 | /// null for a case of an image that doesn't use native drawing |
| 82 | /// |
| 83 | /// #### Parameters |
| 84 | /// |
| 85 | /// - `image`: native image object passed to the Codename One implementation |
| 86 | protected Image(Object image) { |
| 87 | this.image = image; |
| 88 | animated = Display.impl.isAnimation(image); |
| 89 | } |
| 90 | |
| 91 | /// Creates a new instance of ImageImpl |
| 92 | Image(int[] imageArray, int w, int h) { |
| 93 | this(Display.impl.createImage(imageArray, w, h)); |
| 94 | } |
| 95 | |
| 96 | /// Creates an image while preserving the supplied RGB array in the weak RGB cache |
| 97 | /// so follow-up SIMD image operations can reuse it without extracting pixels again. |
| 98 | private static Image createImageWithRgbCache(int[] imageArray, int w, int h) { |
| 99 | Image out = new Image(imageArray, w, h); |
| 100 | out.rgbCache = Display.getInstance().createSoftWeakRef(imageArray); |
| 101 | return out; |
| 102 | } |
| 103 | |
| 104 | /// Indicates whether the underlying platform supports creating an SVG Image |
| 105 | /// |
nothing calls this directly
no test coverage detected