Expose more debugging tools in Stocks

examples/stocks/flutter.yaml

@@ -19,3 +19,7 @@ material-design-icons:
   - name: navigation/arrow_back
   - name: navigation/menu
   - name: navigation/more_vert
+  - name: editor/format_color_text
+  - name: image/filter_none
+  - name: hardware/mouse
+  - name: image/gradient

examples/stocks/lib/main.dart

@@ -7,7 +7,12 @@ library stocks;
 import 'dart:async';
 
 import 'package:flutter/material.dart';
-import 'package:flutter/rendering.dart' show debugPaintSizeEnabled;
+import 'package:flutter/rendering.dart' show
+  debugPaintSizeEnabled,
+  debugPaintBaselinesEnabled,
+  debugPaintLayerBordersEnabled,
+  debugPaintPointersEnabled,
+  debugRepaintRainbowEnabled;
 import 'package:intl/intl.dart';
 
 import 'i18n/stock_messages_all.dart';
@@ -32,6 +37,10 @@ class StocksAppState extends State<StocksApp> {
     backupMode: BackupMode.enabled,
     debugShowGrid: false,
     debugShowSizes: false,
+    debugShowBaselines: false,
+    debugShowLayers: false,
+    debugShowPointers: false,
+    debugShowRainbow: false,
     showPerformanceOverlay: false,
     showSemanticsDebugger: false
   );
@@ -93,6 +102,10 @@ class StocksAppState extends State<StocksApp> {
   Widget build(BuildContext context) {
     assert(() {
       debugPaintSizeEnabled = _configuration.debugShowSizes;
+      debugPaintBaselinesEnabled = _configuration.debugShowBaselines;
+      debugPaintLayerBordersEnabled = _configuration.debugShowLayers;
+      debugPaintPointersEnabled = _configuration.debugShowPointers;
+      debugRepaintRainbowEnabled = _configuration.debugShowRainbow;
       return true;
     });
     return new MaterialApp(

examples/stocks/lib/stock_settings.dart

@@ -33,6 +33,23 @@ class StockSettingsState extends State<StockSettings> {
     sendUpdates(config.configuration.copyWith(debugShowSizes: value));
   }
 
+  void _handleShowBaselinesChanged(bool value) {
+    sendUpdates(config.configuration.copyWith(debugShowBaselines: value));
+  }
+
+  void _handleShowLayersChanged(bool value) {
+    sendUpdates(config.configuration.copyWith(debugShowLayers: value));
+  }
+
+  void _handleShowPointersChanged(bool value) {
+    sendUpdates(config.configuration.copyWith(debugShowPointers: value));
+  }
+
+  void _handleShowRainbowChanged(bool value) {
+    sendUpdates(config.configuration.copyWith(debugShowRainbow: value));
+  }
+
+
   void _handleShowPerformanceOverlayChanged(bool value) {
     sendUpdates(config.configuration.copyWith(showPerformanceOverlay: value));
   }
@@ -166,7 +183,59 @@ class StockSettingsState extends State<StockSettings> {
               ),
             ]
           )
-        )
+        ),
+        new DrawerItem(
+          icon: 'editor/format_color_text',
+          onPressed: () { _handleShowBaselinesChanged(!config.configuration.debugShowBaselines); },
+          child: new Row(
+            children: <Widget>[
+              new Flexible(child: new Text('Show baselines (for debugging)')),
+              new Switch(
+                value: config.configuration.debugShowBaselines,
+                onChanged: _handleShowBaselinesChanged
+              ),
+            ]
+          )
+        ),
+        new DrawerItem(
+          icon: 'image/filter_none',
+          onPressed: () { _handleShowLayersChanged(!config.configuration.debugShowLayers); },
+          child: new Row(
+            children: <Widget>[
+              new Flexible(child: new Text('Show layer boundaries (for debugging)')),
+              new Switch(
+                value: config.configuration.debugShowLayers,
+                onChanged: _handleShowLayersChanged
+              ),
+            ]
+          )
+        ),
+        new DrawerItem(
+          icon: 'hardware/mouse',
+          onPressed: () { _handleShowPointersChanged(!config.configuration.debugShowPointers); },
+          child: new Row(
+            children: <Widget>[
+              new Flexible(child: new Text('Show pointer hit-testing (for debugging)')),
+              new Switch(
+                value: config.configuration.debugShowPointers,
+                onChanged: _handleShowPointersChanged
+              ),
+            ]
+          )
+        ),
+        new DrawerItem(
+          icon: 'image/gradient',
+          onPressed: () { _handleShowRainbowChanged(!config.configuration.debugShowRainbow); },
+          child: new Row(
+            children: <Widget>[
+              new Flexible(child: new Text('Show repaint rainbow (for debugging)')),
+              new Switch(
+                value: config.configuration.debugShowRainbow,
+                onChanged: _handleShowRainbowChanged
+              ),
+            ]
+          )
+        ),
       ]);
       return true;
     });

examples/stocks/lib/stock_types.dart

@@ -11,6 +11,10 @@ class StockConfiguration {
     this.backupMode,
     this.debugShowGrid,
     this.debugShowSizes,
+    this.debugShowBaselines,
+    this.debugShowLayers,
+    this.debugShowPointers,
+    this.debugShowRainbow,
     this.showPerformanceOverlay,
     this.showSemanticsDebugger
   }) {
@@ -18,6 +22,10 @@ class StockConfiguration {
     assert(backupMode != null);
     assert(debugShowGrid != null);
     assert(debugShowSizes != null);
+    assert(debugShowBaselines != null);
+    assert(debugShowLayers != null);
+    assert(debugShowPointers != null);
+    assert(debugShowRainbow != null);
     assert(showPerformanceOverlay != null);
     assert(showSemanticsDebugger != null);
   }
@@ -26,6 +34,10 @@ class StockConfiguration {
   final BackupMode backupMode;
   final bool debugShowGrid;
   final bool debugShowSizes;
+  final bool debugShowBaselines;
+  final bool debugShowLayers;
+  final bool debugShowPointers;
+  final bool debugShowRainbow;
   final bool showPerformanceOverlay;
   final bool showSemanticsDebugger;
 
@@ -34,6 +46,10 @@ class StockConfiguration {
     BackupMode backupMode,
     bool debugShowGrid,
     bool debugShowSizes,
+    bool debugShowBaselines,
+    bool debugShowLayers,
+    bool debugShowPointers,
+    bool debugShowRainbow,
     bool showPerformanceOverlay,
     bool showSemanticsDebugger
   }) {
@@ -42,6 +58,10 @@ class StockConfiguration {
       backupMode: backupMode ?? this.backupMode,
       debugShowGrid: debugShowGrid ?? this.debugShowGrid,
       debugShowSizes: debugShowSizes ?? this.debugShowSizes,
+      debugShowBaselines: debugShowBaselines ?? this.debugShowBaselines,
+      debugShowLayers: debugShowLayers ?? this.debugShowLayers,
+      debugShowPointers: debugShowPointers ?? this.debugShowPointers,
+      debugShowRainbow: debugShowRainbow ?? this.debugShowRainbow,
       showPerformanceOverlay: showPerformanceOverlay ?? this.showPerformanceOverlay,
       showSemanticsDebugger: showSemanticsDebugger ?? this.showSemanticsDebugger
     );

packages/flutter/lib/src/rendering/debug.dart

@@ -57,13 +57,13 @@ int debugPaintPointersColorValue = 0x00BBBB;
 Color debugErrorBoxColor = const Color(0xFFFF0000);
 
 /// Overlay a rotating set of colors when repainting layers in checked mode.
-bool debugEnableRepaintRainbox = false;
+bool debugRepaintRainbowEnabled = false;
 
 /// The current color to overlay when repainting a layer.
 HSVColor debugCurrentRepaintColor = const HSVColor.fromAHSV(0.4, 60.0, 1.0, 1.0);
 
 /// The amount to increment the hue of the current repaint color.
-double debugRepaintRainboxHueIncrement = 2.0;
+double debugRepaintRainbowHueIncrement = 2.0;
 
 /// Log the call stacks that mark render objects as needing paint.
 bool debugPrintMarkNeedsPaintStacks = false;

packages/flutter/lib/src/rendering/object.dart

@@ -159,7 +159,7 @@ class PaintingContext {
     if (!_isRecording)
       return;
     assert(() {
-      if (debugEnableRepaintRainbox)
+      if (debugRepaintRainbowEnabled)
         canvas.drawRect(_paintBounds, new Paint()..color = debugCurrentRepaintColor.toColor());
       if (debugPaintLayerBordersEnabled) {
         Paint paint = new Paint()

packages/flutter/lib/src/rendering/view.dart

@@ -130,8 +130,8 @@ class RenderView extends RenderObject with RenderObjectWithChildMixin<RenderBox>
       ui.window.render(scene);
       scene.dispose();
       assert(() {
-        if (debugEnableRepaintRainbox)
-          debugCurrentRepaintColor = debugCurrentRepaintColor.withHue(debugCurrentRepaintColor.hue + debugRepaintRainboxHueIncrement);
+        if (debugRepaintRainbowEnabled)
+          debugCurrentRepaintColor = debugCurrentRepaintColor.withHue(debugCurrentRepaintColor.hue + debugRepaintRainbowHueIncrement);
         return true;
       });
     } finally {