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.Drawing;
  21 using System.Collections.Generic;
  22 using System.Diagnostics;
  23 using Tizen.NUI.BaseComponents;
  24 using Tizen.NUI.Components;
  25
  26 namespace Tizen.NUI.Samples
  27 {
  28     class PaletteSample : IExample
  29     {
  30         private static int bottomHeight = 60;
  31         private static int buttonWeight = 100;
  32         private static int buttonHeight = 40;
  33         private static int maxView = 2;
  34         private static string resourcePath = Tizen.Applications.Application.Current.DirectoryInfo.Resource;
  35         private static string[] imagePath = {
  36             resourcePath + "/images/PaletteTest/rock.jpg",
  37             resourcePath + "/images/PaletteTest/red2.jpg",
  38             resourcePath + "/images/PaletteTest/10by10tree.png"
  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         public void CreateBottomLayout()
  75         {
  76             bottomView = new View()
  77             {
  78                 Size = new Size(windowWidth, bottomHeight),
  79                 Position2D = new Position2D(0, windowHeight - bottomHeight),
  80                 Layout = new LinearLayout()
  81                 {
  82                     LinearOrientation = LinearLayout.Orientation.Horizontal,
  83                     LinearAlignment = LinearLayout.Alignment.Center,
  84                 }
  85
  86             };
  87             currentWindow.Add(bottomView);
  88
  89             Button prevBtn = new Button()
  90             {
  91                 Text = "Prev",
  92                 Size = new Size(buttonWeight, buttonHeight),
  93                 Margin = 10,
  94             };
  95             Button nextBtn = new Button()
  96             {
  97                 Text = "next",
  98                 Size = new Size(buttonWeight, buttonHeight),
  99                 Margin = 10,
 100             };
 101             bottomView.Add(prevBtn);
 102             bottomView.Add(nextBtn);
 103
 104             prevBtn.Clicked += PrevClicked;
 105             nextBtn.Clicked += NextClicked;
 106         }
 107
 108         private void PrevClicked(object sender, ClickedEventArgs e)
 109         {
 110             if (viewIndex == 0) return;
 111
 112             viewIndex--;
 113             view.Unparent();
 114             CreatePage(viewIndex);
 115
 116         }
 117
 118         private void NextClicked(object sender, ClickedEventArgs e)
 119         {
 120             if (viewIndex == maxView) return;
 121
 122             viewIndex++;
 123             view.Unparent();
 124             CreatePage(viewIndex);
 125         }
 126
 127         public void CreatePage(int idx)
 128         {
 129             view = new View()
 130             {
 131                 Size = new Size(windowWidth, windowHeight - bottomHeight),
 132                 Layout = new LinearLayout() { LinearOrientation = LinearLayout.Orientation.Vertical },
 133             };
 134             currentWindow.Add(view);
 135
 136             imageView = CreateImageView(viewIndex);
 137             view.Add(imageView);
 138
 139             timer.Start();
 140             palette = ImageGenerate(viewIndex);
 141             timer.Stop();
 142
 143             TextLabel label = new TextLabel("Time = " + timer.ElapsedMilliseconds.ToString() + "ms")
 144             {
 145                 Size2D  = new Size2D((int)(windowWidth), (int)((windowHeight - windowWidth) / 9)),
 146                 HorizontalAlignment = HorizontalAlignment.End,
 147                 VerticalAlignment = VerticalAlignment.Center,
 148             };
 149             view.Add(label);
 150
 151             dominantSwatch = palette.GetDominantSwatch();
 152              if (dominantSwatch != null) {
 153                 CreateLabel(dominantSwatch);
 154             }
 155
 156             vibrantSwatch = palette.GetVibrantSwatch();
 157             if (vibrantSwatch != null) {
 158                 CreateLabel(vibrantSwatch);
 159             }
 160
 161             mutedSwatch = palette.GetMutedSwatch();
 162             if (mutedSwatch != null) {
 163                 CreateLabel(mutedSwatch);
 164             }
 165
 166             darkVibrantSwatch = palette.GetDarkVibrantSwatch();
 167             if (darkVibrantSwatch != null) {
 168                 CreateLabel(darkVibrantSwatch);
 169             }
 170
 171             darkMutedSwatch = palette.GetDarkMutedSwatch();
 172             if (darkMutedSwatch != null) {
 173                 CreateLabel(darkMutedSwatch);
 174             }
 175
 176             lightVibrantSwatch = palette.GetLightVibrantSwatch();
 177             if (lightVibrantSwatch != null) {
 178                 CreateLabel(lightVibrantSwatch);
 179             }
 180
 181             lightMutedSwatch = palette.GetLightMutedSwatch();
 182             if (lightMutedSwatch != null) {
 183                 CreateLabel(lightMutedSwatch);
 184             }
 185
 186             timer.Reset();
 187         }
 188
 189         public void CreateLabel(Palette.Swatch swatch)
 190         {
 191             Tizen.NUI.Color color = swatch.GetRgb();
 192
 193             string txt = " RGB(" + (int)(color.R * 255) + " " + (int)(color.G * 255) + " " + (int)(color.B * 255) + ")";
 194             TextLabel label = new TextLabel(txt)
 195             {
 196                 TextColor = swatch.GetBodyTextColor(),
 197                 BackgroundColor = color,
 198                 Size2D  = new Size2D((int)(windowWidth), (int)((windowHeight - windowWidth) / 9)),
 199                 HorizontalAlignment = HorizontalAlignment.Begin,
 200                 VerticalAlignment = VerticalAlignment.Center,
 201             };
 202
 203             view.Add(label);
 204         }
 205
 206         public Palette ImageGenerate(int idx)
 207         {
 208             Bitmap bitmap = new Bitmap(imagePath[idx]);
 209             Palette palette = Palette.generate(bitmap);
 210
 211             return palette;
 212         }
 213
 214         public ImageView CreateImageView(int idx)
 215         {
 216             ImageView tempImage = new ImageView()
 217             {
 218                 ResourceUrl = imagePath[idx],
 219                 Size = new Tizen.NUI.Size(Window.Instance.Size.Width, Window.Instance.Size.Width),
 220                 HeightResizePolicy = ResizePolicyType.Fixed,
 221                 WidthResizePolicy = ResizePolicyType.Fixed,
 222             };
 223
 224             return tempImage;
 225         }
 226
 227         public void Deactivate()
 228         {
 229             //Will Do FullGC in DailDemo Class
 230             view.Unparent();
 231             bottomView.Unparent();
 232
 233             view.Dispose();
 234             bottomView.Dispose();
 235
 236             view = null;
 237             bottomView = null;
 238         }
 239     }
 240 }