From 87f7b9a294bb4b9d3d97d2261ea6b6945e6d2108 Mon Sep 17 00:00:00 2001
From: Nedyalko Nikolov <nedyalko.nikolov@telerik.com>
Date: Wed, 28 Oct 2015 17:50:22 +0200
Subject: [PATCH] Added font related properties for SegmentedBar.

---
 ui/styling/stylers.android.ts | 48 ++++++++++++++++++++++++
 ui/styling/stylers.ios.ts     | 69 +++++++++++++++++++++++++++++++++--
 2 files changed, 113 insertions(+), 4 deletions(-)

diff --git a/ui/styling/stylers.android.ts b/ui/styling/stylers.android.ts
index 5dca5419b..7568f0847 100644
--- a/ui/styling/stylers.android.ts
+++ b/ui/styling/stylers.android.ts
@@ -497,11 +497,59 @@ export class SegmentedBarStyler implements definition.stylers.Styler {
         return textView.getCurrentTextColor();
     }
 
+    //Font methods
+    private static setFontInternalProperty(view: view.View, newValue: any, nativeValue: any) {
+        let tabHost = <android.widget.TabHost>view._nativeView;
+        let fontValue = <font.Font>newValue;
+
+        for (let tabIndex = 0; tabIndex < tabHost.getTabWidget().getTabCount(); tabIndex++) {
+            let tab = <android.view.ViewGroup>tabHost.getTabWidget().getChildTabViewAt(tabIndex);
+            let t = <android.widget.TextView>tab.getChildAt(1);
+            let typeface = fontValue.getAndroidTypeface();
+            if (typeface) {
+                t.setTypeface(typeface);
+            }
+            else {
+                t.setTypeface(nativeValue.typeface);
+            }
+
+            if (fontValue.fontSize) {
+                t.setTextSize(fontValue.fontSize);
+            }
+            else {
+                t.setTextSize(android.util.TypedValue.COMPLEX_UNIT_PX, nativeValue.size);
+            }
+        }
+    }
+
+    private static resetFontInternalProperty(view: view.View, nativeValue: any) {
+        let tabHost = <android.widget.TabHost>view._nativeView;
+        for (let tabIndex = 0; tabIndex < tabHost.getTabWidget().getTabCount(); tabIndex++) {
+            let tab = <android.view.ViewGroup>tabHost.getTabWidget().getChildTabViewAt(tabIndex);
+            let t = <android.widget.TextView>tab.getChildAt(1);
+            t.setTypeface(nativeValue.typeface);
+            t.setTextSize(nativeValue.size);
+        }
+    }
+
+    private static getFontInternalProperty(view: view.View): any {
+        let tabHost = <android.widget.TabHost>view._nativeView;
+        var textView = new android.widget.TextView(tabHost.getContext());
+        return {
+            typeface: textView.getTypeface(),
+            size: textView.getTextSize()
+        };
+    }
+
     public static registerHandlers() {
         style.registerHandler(style.colorProperty, new stylersCommon.StylePropertyChangedHandler(
             SegmentedBarStyler.setColorProperty,
             SegmentedBarStyler.resetColorProperty,
             SegmentedBarStyler.getColorProperty), "SegmentedBar");
+        style.registerHandler(style.fontInternalProperty, new stylersCommon.StylePropertyChangedHandler(
+            SegmentedBarStyler.setFontInternalProperty,
+            SegmentedBarStyler.resetFontInternalProperty,
+            SegmentedBarStyler.getFontInternalProperty), "SegmentedBar");
     }
 }
 
diff --git a/ui/styling/stylers.ios.ts b/ui/styling/stylers.ios.ts
index 45f39dbe9..ec4d24df2 100644
--- a/ui/styling/stylers.ios.ts
+++ b/ui/styling/stylers.ios.ts
@@ -374,23 +374,84 @@ export class TextViewStyler implements definition.stylers.Styler {
 export class SegmentedBarStyler implements definition.stylers.Styler {
     //Text color methods
     private static setColorProperty(view: view.View, newValue: any) {
-        var bar = <UISegmentedControl>view.ios;
-        var attrs = NSMutableDictionary.new();
+        let bar = <UISegmentedControl>view.ios;
+        let currentAttrs = bar.titleTextAttributesForState(UIControlState.UIControlStateNormal);
+        let attrs;
+        if (currentAttrs) {
+            attrs = currentAttrs.mutableCopy();
+        }
+        else {
+            attrs = NSMutableDictionary.new();
+        }
         attrs.setValueForKey(newValue, NSForegroundColorAttributeName);
         bar.setTitleTextAttributesForState(attrs, UIControlState.UIControlStateNormal);
     }
 
     private static resetColorProperty(view: view.View, nativeValue: any) {
-        var bar = <UISegmentedControl>view.ios;
-        var attrs = NSMutableDictionary.new();
+        let bar = <UISegmentedControl>view.ios;
+        let currentAttrs = bar.titleTextAttributesForState(UIControlState.UIControlStateNormal);
+        let attrs;
+        if (currentAttrs) {
+            attrs = currentAttrs.mutableCopy();
+        }
+        else {
+            attrs = NSMutableDictionary.new();
+        }
         attrs.setValueForKey(nativeValue, NSForegroundColorAttributeName);
         bar.setTitleTextAttributesForState(attrs, UIControlState.UIControlStateNormal);
     }
 
+    //Text fonts methods
+    private static setFontInternalProperty(view: view.View, newValue: any) {
+        let bar = <UISegmentedControl>view.ios;
+        let currentAttrs = bar.titleTextAttributesForState(UIControlState.UIControlStateNormal);
+        let attrs;
+        if (currentAttrs) {
+            attrs = currentAttrs.mutableCopy();
+        }
+        else {
+            attrs = NSMutableDictionary.new();
+        }
+        let newFont = (<font.Font>newValue).getUIFont(UIFont.systemFontOfSize(UIFont.labelFontSize()));
+        attrs.setValueForKey(newFont, NSFontAttributeName);
+        bar.setTitleTextAttributesForState(attrs, UIControlState.UIControlStateNormal);
+    }
+
+    private static resetFontInternalProperty(view: view.View, nativeValue: any) {
+        let bar = <UISegmentedControl>view.ios;
+        let currentAttrs = bar.titleTextAttributesForState(UIControlState.UIControlStateNormal);
+        let attrs;
+        if (currentAttrs) {
+            attrs = currentAttrs.mutableCopy();
+        }
+        else {
+            attrs = NSMutableDictionary.new();
+        }
+        attrs.setValueForKey(nativeValue, NSFontAttributeName);
+        bar.setTitleTextAttributesForState(attrs, UIControlState.UIControlStateNormal);
+    }
+
+    private static getNativeFontValue(view: view.View) {
+        let bar = <UISegmentedControl>view.ios;
+        let currentAttrs = bar.titleTextAttributesForState(UIControlState.UIControlStateNormal);
+        let currentFont;
+        if (currentAttrs) {
+            currentFont = currentAttrs.objectForKey(NSFontAttributeName);
+        }
+        if (!currentFont) {
+            currentFont = UIFont.systemFontOfSize(UIFont.labelFontSize());
+        }
+        return currentFont;
+    }
+
     public static registerHandlers() {
         style.registerHandler(style.colorProperty, new stylersCommon.StylePropertyChangedHandler(
             SegmentedBarStyler.setColorProperty,
             SegmentedBarStyler.resetColorProperty), "SegmentedBar");
+        style.registerHandler(style.fontInternalProperty, new stylersCommon.StylePropertyChangedHandler(
+            SegmentedBarStyler.setFontInternalProperty,
+            SegmentedBarStyler.resetFontInternalProperty,
+            SegmentedBarStyler.getNativeFontValue), "SegmentedBar");
     }
 }