Update deprecations

Author: Piinks

packages/diagrams/lib/src/basic_shapes.dart

@@ -869,7 +869,7 @@ class RadiusDiagramPainter extends CustomPainter {
         ..shader = ui.Gradient.linear(
           Offset.zero,
           Offset(0, size.height),
-          <Color>[Colors.white, Colors.white.withOpacity(0)],
+          <Color>[Colors.white, Colors.white.withValues(alpha: 0)],
           <double>[1 - 64 / size.height, 1.0],
         )
         ..blendMode = BlendMode.dstIn,
@@ -880,7 +880,7 @@ class RadiusDiagramPainter extends CustomPainter {
         ..shader = ui.Gradient.linear(
           Offset.zero,
           Offset(size.width, 0),
-          <Color>[Colors.white, Colors.white.withOpacity(0)],
+          <Color>[Colors.white, Colors.white.withValues(alpha: 0)],
           <double>[1 - 64 / size.width, 1.0],
         )
         ..blendMode = BlendMode.dstIn,

packages/diagrams/lib/src/colors.dart

@@ -37,7 +37,7 @@ class ColorSwatchDiagram extends ColorDiagram {
               : Colors.white;
       TextStyle style = TextStyle(color: textColor, fontSize: _kFontSize);
       String label, shadeLabel;
-      if (swatch[key]!.value == swatch.value) {
+      if (swatch[key]!.toARGB32() == swatch.toARGB32()) {
         label = name;
         shadeLabel = '';
         style = style.copyWith(fontWeight: FontWeight.w800);
@@ -60,7 +60,7 @@ class ColorSwatchDiagram extends ColorDiagram {
                 ],
               ),
               Text(
-                '0x${swatch[key]!.value.toRadixString(16).toUpperCase()}',
+                '0x${swatch[key]!.toARGB32().toRadixString(16).toUpperCase()}',
                 style: style,
               ),
             ],
@@ -104,7 +104,7 @@ class ColorListDiagram extends ColorDiagram {
             children: <Widget>[
               Text(key, style: style),
               Text(
-                '0x${textColor.value.toRadixString(16).toUpperCase()}',
+                '0x${textColor.toARGB32().toRadixString(16).toUpperCase()}',
                 style: style,
               ),
             ],

packages/diagrams/lib/src/cupertino_colors.dart

@@ -182,7 +182,7 @@ class CupertinoColorsDiagram extends StatelessWidget with DiagramMetadata {
                   Padding(
                     padding: const EdgeInsets.only(bottom: 14.0),
                     child: Text(
-                      'High\nconstrast color',
+                      'High\ncontrast color',
                       style: textStyle,
                       textAlign: TextAlign.center,
                     ),
@@ -238,7 +238,7 @@ class CupertinoColorsDiagram extends StatelessWidget with DiagramMetadata {
                   Padding(
                     padding: const EdgeInsets.only(bottom: 14.0),
                     child: Text(
-                      'High\nconstrast color',
+                      'High\ncontrast color',
                       style: textStyle,
                       textAlign: TextAlign.center,
                     ),
@@ -352,7 +352,7 @@ class CupertinoColorsDiagram extends StatelessWidget with DiagramMetadata {
                   Padding(
                     padding: const EdgeInsets.only(bottom: 14.0),
                     child: Text(
-                      'High\nconstrast color',
+                      'High\ncontrast color',
                       style: textStyle,
                       textAlign: TextAlign.center,
                     ),
@@ -412,7 +412,7 @@ class CupertinoColorsDiagram extends StatelessWidget with DiagramMetadata {
                 Padding(
                   padding: const EdgeInsets.only(bottom: 14.0),
                   child: Text(
-                    'High\nconstrast color',
+                    'High\ncontrast color',
                     style: textStyle,
                     textAlign: TextAlign.center,
                   ),
@@ -491,7 +491,7 @@ class ColorWidget extends StatelessWidget {
     return DefaultTextStyle(
       style: TextStyle(
         color:
-            color.red > 200 && color.green > 200 && color.blue > 200
+            color.r > 200 && color.g > 200 && color.b > 200
                 ? CupertinoColors.black
                 : CupertinoColors.white,
         fontSize: 16.0,
@@ -517,9 +517,9 @@ class ColorWidget extends StatelessWidget {
                 mainAxisSize: MainAxisSize.min,
                 crossAxisAlignment: CrossAxisAlignment.start,
                 children: <Widget>[
-                  Text('${color.red}'),
-                  Text('${color.green}'),
-                  Text('${color.blue}'),
+                  Text('${color.r}'),
+                  Text('${color.g}'),
+                  Text('${color.b}'),
                 ],
               ),
             ],

packages/diagrams/lib/src/text_style.dart

@@ -45,16 +45,16 @@ class TextStyleDiagram extends StatelessWidget with DiagramMetadata {
             children: <TextSpan>[
               TextSpan(
                 text: "You don't have the votes.\n",
-                style: TextStyle(color: Colors.black.withOpacity(0.6)),
+                style: TextStyle(color: Colors.black.withValues(alpha: 0.6)),
               ),
               TextSpan(
                 text: "You don't have the votes!\n",
-                style: TextStyle(color: Colors.black.withOpacity(0.8)),
+                style: TextStyle(color: Colors.black.withValues(alpha: 0.8)),
               ),
               TextSpan(
                 text:
                     "You're gonna need congressional approval and you don't have the votes!\n",
-                style: TextStyle(color: Colors.black.withOpacity(1.0)),
+                style: TextStyle(color: Colors.black.withValues(alpha: 1.0)),
               ),
             ],
           ),