browser-plugin: add zoom property

Example:
    plugin.zoom = plugin.zoom * 1.5;

4 files changed, 34 insertions, 0 deletions

diff --git a/browser-plugin/plugin.cpp b/browser-plugin/plugin.cpp
index 8398db3..7d79100 100644
--- a/browser-plugin/plugin.cpp
+++ b/browser-plugin/plugin.cpp
@@ -80,6 +80,19 @@ Plugin::ZoomOut ()
 }
 
 void
+Plugin::SetZoom (double zoom)
+{
+	ev_view_set_sizing_mode (EV_VIEW (mView), EV_SIZING_FREE);
+	ev_view_set_zoom (EV_VIEW (mView), zoom, FALSE);
+}
+
+double
+Plugin::GetZoom (void) const
+{
+	return ev_view_get_zoom (EV_VIEW (mView));
+}
+
+void
 Plugin::FindNext (const char *text)
 {
 }
diff --git a/browser-plugin/plugin.h b/browser-plugin/plugin.h
index 95c53ef..7ea940e 100644
--- a/browser-plugin/plugin.h
+++ b/browser-plugin/plugin.h
@@ -35,6 +35,8 @@ class Plugin {
 		void Load (const char *fname);
 		void ZoomIn ();
 		void ZoomOut ();
+		double GetZoom () const;
+		void SetZoom (double);
 		void FindNext (const char *text);
 		void FindPrevious (const char *text);
 		void ShowLoadingError ();
diff --git a/browser-plugin/scriptable.cpp b/browser-plugin/scriptable.cpp
index 6272c7d..e8fbcb2 100644
--- a/browser-plugin/scriptable.cpp
+++ b/browser-plugin/scriptable.cpp
@@ -197,6 +197,7 @@ ScriptablePluginObject::ScriptablePluginObject (NPP npp) :
                         mMagicWrapper(0)
 {
 	mTitleID = NPN_GetStringIdentifier ("title");
+	mZoomID = NPN_GetStringIdentifier ("zoom");
 	mMagicWrapperID = NPN_GetStringIdentifier ("magicWrapper");
 
 	mZoomInID = NPN_GetStringIdentifier ("zoomIn");
@@ -229,6 +230,7 @@ ScriptablePluginObject::HasProperty (NPIdentifier name)
 {
 	NPIdentifier properties[] = {
 		mTitleID,
+		mZoomID,
 		mMagicWrapperID
 	};
 
@@ -256,6 +258,9 @@ ScriptablePluginObject::GetProperty (NPIdentifier name, NPVariant *result)
 		}
 
 		return true;
+	} else if (name == mZoomID) {
+		DOUBLE_TO_NPVARIANT (plugin->GetZoom(), *result);
+		return true;
 	}
 
 	return false;
@@ -292,6 +297,19 @@ ScriptablePluginObject::SetProperty (NPIdentifier name, const NPVariant *value)
 		}
 
 		return true;
+	} else if (name == mZoomID) {
+		double zoom;
+		if (NPVARIANT_IS_DOUBLE (*value)) {
+			zoom = NPVARIANT_TO_DOUBLE (*value);
+		} else if (NPVARIANT_IS_INT32 (*value)) {
+			zoom = NPVARIANT_TO_INT32 (*value);
+		} else {
+			NPN_SetException (this, "Invalid type for zoom, expected a number");
+			return false;
+		}
+
+		plugin->SetZoom (zoom);
+		return true;
 	}
 
 	return false;
diff --git a/browser-plugin/scriptable.h b/browser-plugin/scriptable.h
index 79a9519..cc6ac1c 100644
--- a/browser-plugin/scriptable.h
+++ b/browser-plugin/scriptable.h
@@ -93,6 +93,7 @@ class ScriptablePluginObject : public ScriptablePluginObjectBase
 
 	private:
 		NPIdentifier mTitleID;
+		NPIdentifier mZoomID;
 		NPIdentifier mMagicWrapperID;
 
 		NPIdentifier mZoomInID;