test/Tizen.NUI.Samples/Tizen.NUI.Samples/Samples/PaletteSample.cs

   1 /*
   2 * Copyright (c) 2021 Samsung Electronics Co., Ltd.
   3 *
   4 * Licensed under the Apache License, Version 2.0 (the "License");
   5 * you may not use this file except in compliance with the License.
   6 * You may obtain a copy of the License at
   7 *
   8 * http://www.apache.org/licenses/LICENSE-2.0
   9 *
  10 * Unless required by applicable law or agreed to in writing, software
  11 * distributed under the License is distributed on an "AS IS" BASIS,
  12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 * See the License for the specific language governing permissions and
  14 * limitations under the License.
  15 *
  16 */
  17
  18 using System;
  19 using Tizen.NUI;
  20 using System.Collections.Generic;
  21 using System.Diagnostics;
  22 using Tizen.NUI.BaseComponents;
  23 using Tizen.NUI.Components;
  24
  25 namespace Tizen.NUI.Samples
  26 {
  27     class PaletteSample : IExample
  28     {
  29         private static int bottomHeight = 60;
  30         private static int buttonWeight = 100;
  31         private static int buttonHeight = 40;
  32         private static int maxView = 2;
  33         private static string resourcePath = Tizen.Applications.Application.Current.DirectoryInfo.Resource;
  34         private static string[] imagePath = {
  35             resourcePath + "/images/PaletteTest/rock.jpg",
  36             resourcePath + "/images/PaletteTest/red2.jpg",
  37             resourcePath + "/images/PaletteTest/10by10tree.png",
  38             resourcePath + "/images/PaletteTest/3color.jpeg"
  39         };
  40
  41         private int viewIndex = 0;
  42         private int windowWidth, windowHeight;
  43         private Window currentWindow;
  44         private View view;
  45         private View bottomView;
  46         private ImageView imageView;
  47         private Palette palette;
  48         private Palette.Swatch dominantSwatch;
  49         private Palette.Swatch vibrantSwatch;
  50         private Palette.Swatch mutedSwatch;
  51         private Palette.Swatch darkVibrantSwatch;
  52         private Palette.Swatch darkMutedSwatch;
  53         private Palette.Swatch lightVibrantSwatch;
  54         private Palette.Swatch lightMutedSwatch;
  55         private Stopwatch timer = new Stopwatch();
  56
  57         public void Activate()
  58         {
  59             Initialize();
  60         }
  61
  62         public void Initialize()
  63         {
  64             currentWindow = NUIApplication.GetDefaultWindow();
  65             currentWindow.BackgroundColor = Color.White;
  66
  67             windowWidth = Window.Instance.Size.Width;
  68             windowHeight = Window.Instance.Size.Height;
  69
  70             CreatePage(viewIndex);
  71             CreateBottomLayout();
  72
  73         }
  74
  75         public void CreateBottomLayout()
  76         {
  77             bottomView = new View()
  78             {
  79                 Size = new Size(windowWidth, bottomHeight),
  80                 Position2D = new Position2D(0, windowHeight - bottomHeight),
  81                 Layout = new LinearLayout()
  82                 {
  83                     LinearOrientation = LinearLayout.Orientation.Horizontal,
  84                     LinearAlignment = LinearLayout.Alignment.Center,
  85                 }
  86
  87             };
  88             currentWindow.Add(bottomView);
  89
  90             Button prevBtn = new Button()
  91             {
  92                 Text = "Prev",
  93                 Size = new Size(buttonWeight, buttonHeight),
  94                 Margin = 10,
  95             };
  96             Button nextBtn = new Button()
  97             {
  98                 Text = "next",
  99                 Size = new Size(buttonWeight, buttonHeight),
 100                 Margin = 10,
 101             };
 102             bottomView.Add(prevBtn);
 103             bottomView.Add(nextBtn);
 104
 105             prevBtn.Clicked += PrevClicked;
 106             nextBtn.Clicked += NextClicked;
 107         }
 108
 109         private void PrevClicked(object sender, ClickedEventArgs e)
 110         {
 111             if (viewIndex == 0) return;
 112
 113             viewIndex--;
 114             view.Unparent();
 115             CreatePage(viewIndex);
 116
 117         }
 118
 119         private void NextClicked(object sender, ClickedEventArgs e)
 120         {
 121             if (viewIndex == maxView) return;
 122
 123             viewIndex++;
 124             view.Unparent();
 125             CreatePage(viewIndex);
 126         }
 127
 128         public void CreatePage(int idx)
 129         {
 130             view = new View()
 131             {
 132                 Size = new Size(windowWidth, windowHeight - bottomHeight),
 133                 Layout = new LinearLayout() { LinearOrientation = LinearLayout.Orientation.Vertical },
 134             };
 135             currentWindow.Add(view);
 136
 137             imageView = CreateImageView(viewIndex);
 138             view.Add(imageView);
 139
 140             timer.Start();
 141             palette = ImageGenerate(viewIndex);
 142             timer.Stop();
 143
 144             TextLabel label = new TextLabel("Time = " + timer.ElapsedMilliseconds.ToString() + "ms")
 145             {
 146                 Size2D  = new Size2D((int)(windowWidth), (int)((windowHeight - windowWidth) / 9)),
 147                 HorizontalAlignment = HorizontalAlignment.End,
 148                 VerticalAlignment = VerticalAlignment.Center,
 149             };
 150             view.Add(label);
 151
 152             dominantSwatch = palette.GetDominantSwatch();
 153              if (dominantSwatch != null) {
 154                 CreateLabel(dominantSwatch);
 155             }
 156
 157             lightVibrantSwatch = palette.GetLightVibrantSwatch();
 158             if (lightVibrantSwatch != null) {
 159                 CreateLabel(lightVibrantSwatch);
 160             }
 161
 162             vibrantSwatch = palette.GetVibrantSwatch();
 163             if (vibrantSwatch != null) {
 164                 CreateLabel(vibrantSwatch);
 165             }
 166
 167             darkVibrantSwatch = palette.GetDarkVibrantSwatch();
 168             if (darkVibrantSwatch != null) {
 169                 CreateLabel(darkVibrantSwatch);
 170             }
 171
 172             lightMutedSwatch = palette.GetLightMutedSwatch();
 173             if (lightMutedSwatch != null) {
 174                 CreateLabel(lightMutedSwatch);
 175             }
 176
 177             mutedSwatch = palette.GetMutedSwatch();
 178             if (mutedSwatch != null) {
 179                 CreateLabel(mutedSwatch);
 180             }
 181
 182             darkMutedSwatch = palette.GetDarkMutedSwatch();
 183             if (darkMutedSwatch != null) {
 184                 CreateLabel(darkMutedSwatch);
 185             }
 186
 187             timer.Reset();
 188         }
 189
 190         public void CreateLabel(Palette.Swatch swatch)
 191         {
 192             Color color = swatch.GetRgb();
 193
 194             string txt = " RGB(" + (int)(color.R * 255) + " " + (int)(color.G * 255) + " " + (int)(color.B * 255) + ")";
 195             TextLabel label = new TextLabel(txt)
 196             {
 197                 TextColor = swatch.GetBodyTextColor(),
 198                 BackgroundColor = color,
 199                 Size2D  = new Size2D((int)(windowWidth), (int)((windowHeight - windowWidth) / 9)),
 200                 HorizontalAlignment = HorizontalAlignment.Begin,
 201                 VerticalAlignment = VerticalAlignment.Center,
 202             };
 203
 204             view.Add(label);
 205         }
 206
 207         public Palette ImageGenerate(int idx)
 208         {
 209             PixelBuffer imgBitmap = ImageLoading.LoadImageFromFile(imagePath[idx]);
 210             Palette palette = Palette.generate(imgBitmap);
 211
 212             return palette;
 213         }
 214
 215         public ImageView CreateImageView(int idx)
 216         {
 217             ImageView tempImage = new ImageView()
 218             {
 219                 ResourceUrl = imagePath[idx],
 220                 Size = new Tizen.NUI.Size(Window.Instance.Size.Width, Window.Instance.Size.Width),
 221                 HeightResizePolicy = ResizePolicyType.Fixed,
 222                 WidthResizePolicy = ResizePolicyType.Fixed,
 223             };
 224
 225             return tempImage;
 226         }
 227
 228         public void Deactivate()
 229         {
 230             //Will Do FullGC in DailDemo Class
 231             view.Unparent();
 232             bottomView.Unparent();
 233
 234             view.Dispose();
 235             bottomView.Dispose();
 236
 237             view = null;
 238             bottomView = null;
 239         }
 240     }
 241 }