Gfx: Add FontCollection implementation

The D2D implementation is a stub for now.

Common/Gfx/Canvas.h

@@ -19,6 +19,7 @@
 #ifndef RM_GFX_CANVAS_H_
 #define RM_GFX_CANVAS_H_
 
+#include "FontCollection.h"
 #include "TextFormat.h"
 #include <Windows.h>
 #include <GdiPlus.h>
@@ -53,6 +54,7 @@ public:
 	virtual HDC GetDC() = 0;
 	virtual void ReleaseDC(HDC dc) = 0;
 
+	virtual FontCollection* CreateFontCollection() = 0;
 	virtual TextFormat* CreateTextFormat() = 0;
 
 	virtual bool IsTransparentPixel(int x, int y) = 0;

Common/Gfx/CanvasD2D.h

@@ -20,6 +20,7 @@
 #define RM_GFX_CANVASD2D_H_
 
 #include "Canvas.h"
+#include "FontCollectionD2D.h"
 #include "TextFormatD2D.h"
 #include "WICBitmapDIB.h"
 #include <string>
@@ -49,6 +50,7 @@ public:
 	virtual HDC GetDC() override;
 	virtual void ReleaseDC(HDC dc) override;
 	
+	virtual FontCollection* CreateFontCollection() override { return new FontCollectionD2D(); }
 	virtual TextFormat* CreateTextFormat() override { return new TextFormatD2D(); }
 
 	virtual bool IsTransparentPixel(int x, int y) override;

Common/Gfx/CanvasGDIP.h

@@ -20,6 +20,7 @@
 #define RM_GFX_CANVASGDIP_H_
 
 #include "Canvas.h"
+#include "FontCollectionGDIP.h"
 #include "TextFormatGDIP.h"
 #include <string>
 #include <GdiPlus.h>
@@ -44,6 +45,7 @@ public:
 	virtual HDC GetDC() override;
 	virtual void ReleaseDC(HDC dc) override;
 
+	virtual FontCollection* CreateFontCollection() override { return new FontCollectionGDIP(); }
 	virtual TextFormat* CreateTextFormat() override { return new TextFormatGDIP(); }
 
 	virtual bool IsTransparentPixel(int x, int y) override;

Common/Gfx/FontCollection.cpp

@@ -0,0 +1,31 @@
+/*
+  Copyright (C) 2013 Birunthan Mohanathas
+
+  This program is free software; you can redistribute it and/or
+  modify it under the terms of the GNU General Public License
+  as published by the Free Software Foundation; either version 2
+  of the License, or (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+*/
+
+#include "FontCollection.h"
+
+namespace Gfx {
+
+FontCollection::FontCollection()
+{
+}
+
+FontCollection::~FontCollection()
+{
+}
+
+}  // namespace Gfx

Common/Gfx/FontCollection.h

@@ -0,0 +1,44 @@
+/*
+  Copyright (C) 2013 Birunthan Mohanathas
+
+  This program is free software; you can redistribute it and/or
+  modify it under the terms of the GNU General Public License
+  as published by the Free Software Foundation; either version 2
+  of the License, or (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+*/
+
+#ifndef RM_GFX_FONTCOLLECTION_H_
+#define RM_GFX_FONTCOLLECTION_H_
+
+#include <Windows.h>
+
+namespace Gfx {
+
+// Interface for a collection of fonts that may or may not be installed on the system.
+class __declspec(novtable) FontCollection
+{
+public:
+	virtual ~FontCollection();
+
+	// Adds a file to the collection. Returns true if the file was successfully added.
+	virtual bool AddFile(const WCHAR* file) = 0;
+
+protected:
+	FontCollection();
+
+private:
+	FontCollection(const FontCollection& other) {}
+};
+
+}  // namespace Gfx
+
+#endif

Common/Gfx/FontCollectionD2D.cpp

@@ -0,0 +1,38 @@
+/*
+  Copyright (C) 2013 Birunthan Mohanathas
+
+  This program is free software; you can redistribute it and/or
+  modify it under the terms of the GNU General Public License
+  as published by the Free Software Foundation; either version 2
+  of the License, or (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+*/
+
+#include "FontCollectionD2D.h"
+#include <GdiPlus.h>
+
+namespace Gfx {
+
+FontCollectionD2D::FontCollectionD2D() : FontCollection()
+{
+}
+
+FontCollectionD2D::~FontCollectionD2D()
+{
+}
+
+bool FontCollectionD2D::AddFile(const WCHAR* file)
+{
+	// FIXME.
+	return true;
+}
+
+}  // namespace Gfx

Common/Gfx/FontCollectionD2D.h

@@ -0,0 +1,48 @@
+/*
+  Copyright (C) 2013 Birunthan Mohanathas
+
+  This program is free software; you can redistribute it and/or
+  modify it under the terms of the GNU General Public License
+  as published by the Free Software Foundation; either version 2
+  of the License, or (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+*/
+
+#ifndef RM_GFX_FONTCOLLECTIOND2D_H_
+#define RM_GFX_FONTCOLLECTIOND2D_H_
+
+#include "FontCollection.h"
+
+namespace Gfx {
+
+// Wraps the DirectWrite IDWriteFontCollection for use with CanvasD2D.
+class FontCollectionD2D final : public FontCollection
+{
+public:
+	virtual ~FontCollectionD2D();
+
+	virtual bool AddFile(const WCHAR* file) override;
+
+protected:
+	FontCollectionD2D();
+
+private:
+	friend class CanvasD2D;
+	friend class TextFormatD2D;
+
+	FontCollectionD2D(const FontCollectionD2D& other) {}
+
+	void Dispose();
+};
+
+}  // namespace Gfx
+
+#endif

Common/Gfx/FontCollectionGDIP.cpp

@@ -0,0 +1,54 @@
+/*
+  Copyright (C) 2013 Birunthan Mohanathas
+
+  This program is free software; you can redistribute it and/or
+  modify it under the terms of the GNU General Public License
+  as published by the Free Software Foundation; either version 2
+  of the License, or (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+*/
+
+#include "FontCollectionGDIP.h"
+#include <GdiPlus.h>
+
+namespace Gfx {
+
+FontCollectionGDIP::FontCollectionGDIP() : FontCollection(),
+	m_PrivateCollection()
+{
+}
+
+FontCollectionGDIP::~FontCollectionGDIP()
+{
+	Dispose();
+}
+
+void FontCollectionGDIP::Dispose()
+{
+	if (m_PrivateCollection)
+	{
+		delete m_PrivateCollection;
+		m_PrivateCollection = nullptr;
+	}
+}
+
+bool FontCollectionGDIP::AddFile(const WCHAR* file)
+{
+	if (!m_PrivateCollection)
+	{
+		m_PrivateCollection = new Gdiplus::PrivateFontCollection();
+	}
+
+	const Gdiplus::Status status = m_PrivateCollection->AddFontFile(file);
+	return status == Gdiplus::Ok;
+}
+
+}  // namespace Gfx

Common/Gfx/FontCollectionGDIP.h

@@ -0,0 +1,54 @@
+/*
+  Copyright (C) 2013 Birunthan Mohanathas
+
+  This program is free software; you can redistribute it and/or
+  modify it under the terms of the GNU General Public License
+  as published by the Free Software Foundation; either version 2
+  of the License, or (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+*/
+
+#ifndef RM_GFX_FONTCOLLECTIONGDIP_H_
+#define RM_GFX_FONTCOLLECTIONGDIP_H_
+
+#include "FontCollection.h"
+
+namespace Gdiplus {
+class PrivateFontCollection;
+}
+
+namespace Gfx {
+
+// Wraps the GDI+ PrivateFontCollection for use with CanvasGDIP.
+class FontCollectionGDIP final : public FontCollection
+{
+public:
+	virtual ~FontCollectionGDIP();
+
+	virtual bool AddFile(const WCHAR* file) override;
+
+protected:
+	FontCollectionGDIP();
+
+private:
+	friend class CanvasGDIP;
+	friend class TextFormatGDIP;
+
+	FontCollectionGDIP(const FontCollectionGDIP& other) {}
+
+	void Dispose();
+
+	Gdiplus::PrivateFontCollection* m_PrivateCollection;
+};
+
+}  // namespace Gfx
+
+#endif

Common/Gfx/TextFormat.h

@@ -20,10 +20,11 @@
 #define RM_GFX_TEXTFORMAT_H_
 
 #include <Windows.h>
-#include <GdiPlus.h>
 
 namespace Gfx {
 
+class FontCollection;
+
 enum class HorizontalAlignment : BYTE
 {
 	Left,
@@ -44,7 +45,10 @@ public:
 	virtual ~TextFormat();
 
 	virtual bool IsInitialized() const = 0;
-	virtual void SetProperties(const WCHAR* fontFamily, int size, bool bold, bool italic, Gdiplus::PrivateFontCollection* fontCollection) = 0;
+
+	virtual void SetProperties(
+		const WCHAR* fontFamily, int size, bool bold, bool italic,
+		const FontCollection* fontCollection) = 0;
 
 	virtual void SetTrimming(bool trim) = 0;
 

Common/Gfx/TextFormatD2D.cpp

@@ -88,7 +88,9 @@ void TextFormatD2D::CreateLayout(const WCHAR* str, UINT strLen, float maxW, floa
 	}
 }
 
-void TextFormatD2D::SetProperties(const WCHAR* fontFamily, int size, bool bold, bool italic, Gdiplus::PrivateFontCollection* fontCollection)
+void TextFormatD2D::SetProperties(
+	const WCHAR* fontFamily, int size, bool bold, bool italic,
+	const FontCollection* fontCollection)
 {
 	Dispose();
 

Common/Gfx/TextFormatD2D.h

@@ -32,7 +32,10 @@ public:
 	virtual ~TextFormatD2D();
 
 	virtual bool IsInitialized() const override { return m_TextFormat != nullptr; }
-	virtual void SetProperties(const WCHAR* fontFamily, int size, bool bold, bool italic, Gdiplus::PrivateFontCollection* fontCollection) override;
+
+	virtual void SetProperties(
+		const WCHAR* fontFamily, int size, bool bold, bool italic,
+		const FontCollection* fontCollection) override;
 
 	virtual void SetTrimming(bool trim) override;
 	virtual void SetHorizontalAlignment(HorizontalAlignment alignment) override;

Common/Gfx/TextFormatGDIP.cpp

@@ -17,6 +17,7 @@
 */
 
 #include "TextFormatGDIP.h"
+#include "FontCollectionGDIP.h"
 
 namespace Gfx {
 
@@ -40,8 +41,12 @@ void TextFormatGDIP::Dispose()
 	m_Font = nullptr;
 }
 
-void TextFormatGDIP::SetProperties(const WCHAR* fontFamily, int size, bool bold, bool italic, Gdiplus::PrivateFontCollection* fontCollection)
+void TextFormatGDIP::SetProperties(
+	const WCHAR* fontFamily, int size, bool bold, bool italic,
+	const FontCollection* fontCollection)
 {
+	auto fontCollectionGDIP = (FontCollectionGDIP*)fontCollection;
+
 	Dispose();
 
 	m_FontFamily = new Gdiplus::FontFamily(fontFamily);
@@ -51,9 +56,9 @@ void TextFormatGDIP::SetProperties(const WCHAR* fontFamily, int size, bool bold,
 		m_FontFamily = nullptr;
 
 		// Not found in system collection so try the private collection.
-		if (fontCollection)
+		if (fontCollectionGDIP && fontCollectionGDIP->m_PrivateCollection)
 		{
-			m_FontFamily = new Gdiplus::FontFamily(fontFamily, fontCollection);
+			m_FontFamily = new Gdiplus::FontFamily(fontFamily, fontCollectionGDIP->m_PrivateCollection);
 			if (m_FontFamily->GetLastStatus() != Gdiplus::Ok)
 			{
 				delete m_FontFamily;

Common/Gfx/TextFormatGDIP.h

@@ -31,7 +31,10 @@ public:
 	virtual ~TextFormatGDIP();
 
 	virtual bool IsInitialized() const override { return m_Font != nullptr; }
-	virtual void SetProperties(const WCHAR* fontFamily, int size, bool bold, bool italic, Gdiplus::PrivateFontCollection* fontCollection) override;
+
+	virtual void SetProperties(
+		const WCHAR* fontFamily, int size, bool bold, bool italic,
+		const FontCollection* fontCollection) override;
 
 	virtual void SetTrimming(bool trim) override;
 	virtual void SetHorizontalAlignment(HorizontalAlignment alignment) override;

Library/Library.vcxproj

@@ -68,6 +68,9 @@
     <ClCompile Include="..\Common\Gfx\Canvas.cpp" />
     <ClCompile Include="..\Common\Gfx\CanvasD2D.cpp" />
     <ClCompile Include="..\Common\Gfx\CanvasGDIP.cpp" />
+    <ClCompile Include="..\Common\Gfx\FontCollection.cpp" />
+    <ClCompile Include="..\Common\Gfx\FontCollectionD2D.cpp" />
+    <ClCompile Include="..\Common\Gfx\FontCollectionGDIP.cpp" />
     <ClCompile Include="..\Common\Gfx\TextFormat.cpp" />
     <ClCompile Include="..\Common\Gfx\TextFormatD2D.cpp" />
     <ClCompile Include="..\Common\Gfx\TextFormatGDIP.cpp" />
@@ -287,6 +290,9 @@
     <ClInclude Include="..\Common\Gfx\Canvas.h" />
     <ClInclude Include="..\Common\Gfx\CanvasD2D.h" />
     <ClInclude Include="..\Common\Gfx\CanvasGDIP.h" />
+    <ClInclude Include="..\Common\Gfx\FontCollection.h" />
+    <ClInclude Include="..\Common\Gfx\FontCollectionD2D.h" />
+    <ClInclude Include="..\Common\Gfx\FontCollectionGDIP.h" />
     <ClInclude Include="..\Common\Gfx\TextFormat.h" />
     <ClInclude Include="..\Common\Gfx\TextFormatD2D.h" />
     <ClInclude Include="..\Common\Gfx\TextFormatGDIP.h" />

Library/Library.vcxproj.filters

@@ -342,9 +342,24 @@
     <ClCompile Include="..\Common\StringUtil.cpp">
       <Filter>Common</Filter>
     </ClCompile>
+    <ClCompile Include="..\Common\Gfx\Canvas.cpp">
+      <Filter>Common\Gfx</Filter>
+    </ClCompile>
+    <ClCompile Include="..\Common\Gfx\CanvasD2D.cpp">
+      <Filter>Common\Gfx</Filter>
+    </ClCompile>
     <ClCompile Include="..\Common\Gfx\CanvasGDIP.cpp">
       <Filter>Common\Gfx</Filter>
     </ClCompile>
+    <ClCompile Include="..\Common\Gfx\FontCollection.cpp">
+      <Filter>Common\Gfx</Filter>
+    </ClCompile>
+    <ClCompile Include="..\Common\Gfx\FontCollectionD2D.cpp">
+      <Filter>Common\Gfx</Filter>
+    </ClCompile>
+    <ClCompile Include="..\Common\Gfx\FontCollectionGDIP.cpp">
+      <Filter>Common\Gfx</Filter>
+    </ClCompile>
     <ClCompile Include="..\Common\Gfx\TextFormat.cpp">
       <Filter>Common\Gfx</Filter>
     </ClCompile>
@@ -354,21 +369,15 @@
     <ClCompile Include="..\Common\Gfx\TextFormatGDIP.cpp">
       <Filter>Common\Gfx</Filter>
     </ClCompile>
-    <ClCompile Include="..\Common\Gfx\WICBitmapLockGDIP.cpp">
-      <Filter>Common\Gfx</Filter>
-    </ClCompile>
-    <ClCompile Include="..\Common\Gfx\Canvas.cpp">
-      <Filter>Common\Gfx</Filter>
-    </ClCompile>
-    <ClCompile Include="..\Common\Gfx\CanvasD2D.cpp">
-      <Filter>Common\Gfx</Filter>
-    </ClCompile>
     <ClCompile Include="..\Common\Gfx\WICBitmapDIB.cpp">
       <Filter>Common\Gfx</Filter>
     </ClCompile>
     <ClCompile Include="..\Common\Gfx\WICBitmapLockDIB.cpp">
       <Filter>Common\Gfx</Filter>
     </ClCompile>
+    <ClCompile Include="..\Common\Gfx\WICBitmapLockGDIP.cpp">
+      <Filter>Common\Gfx</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="ConfigParser.h">
@@ -614,9 +623,24 @@
     <ClInclude Include="..\Common\StringUtil.h">
       <Filter>Common</Filter>
     </ClInclude>
+    <ClInclude Include="..\Common\Gfx\Canvas.h">
+      <Filter>Common\Gfx</Filter>
+    </ClInclude>
+    <ClInclude Include="..\Common\Gfx\CanvasD2D.h">
+      <Filter>Common\Gfx</Filter>
+    </ClInclude>
     <ClInclude Include="..\Common\Gfx\CanvasGDIP.h">
       <Filter>Common\Gfx</Filter>
     </ClInclude>
+    <ClInclude Include="..\Common\Gfx\FontCollectionGDIP.h">
+      <Filter>Common\Gfx</Filter>
+    </ClInclude>
+    <ClInclude Include="..\Common\Gfx\FontCollection.h">
+      <Filter>Common\Gfx</Filter>
+    </ClInclude>
+    <ClInclude Include="..\Common\Gfx\FontCollectionD2D.h">
+      <Filter>Common\Gfx</Filter>
+    </ClInclude>
     <ClInclude Include="..\Common\Gfx\TextFormat.h">
       <Filter>Common\Gfx</Filter>
     </ClInclude>
@@ -626,21 +650,15 @@
     <ClInclude Include="..\Common\Gfx\TextFormatGDIP.h">
       <Filter>Common\Gfx</Filter>
     </ClInclude>
-    <ClInclude Include="..\Common\Gfx\WICBitmapLockGDIP.h">
-      <Filter>Common\Gfx</Filter>
-    </ClInclude>
-    <ClInclude Include="..\Common\Gfx\Canvas.h">
-      <Filter>Common\Gfx</Filter>
-    </ClInclude>
-    <ClInclude Include="..\Common\Gfx\CanvasD2D.h">
-      <Filter>Common\Gfx</Filter>
-    </ClInclude>
     <ClInclude Include="..\Common\Gfx\WICBitmapDIB.h">
       <Filter>Common\Gfx</Filter>
     </ClInclude>
     <ClInclude Include="..\Common\Gfx\WICBitmapLockDIB.h">
       <Filter>Common\Gfx</Filter>
     </ClInclude>
+    <ClInclude Include="..\Common\Gfx\WICBitmapLockGDIP.h">
+      <Filter>Common\Gfx</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ResourceCompile Include="Library.rc">

Library/MeterString.cpp

@@ -157,7 +157,7 @@ void CMeterString::Initialize()
 		m_FontSize,
 		m_Style & BOLD,
 		m_Style & ITALIC,
-		m_MeterWindow->GetPrivateFontCollection());
+		m_MeterWindow->GetFontCollection());
 }
 
 /*

Library/MeterWindow.cpp

@@ -2096,7 +2096,7 @@ bool CMeterWindow::ReadSkin()
 
 		if (find != INVALID_HANDLE_VALUE)
 		{
-			m_FontCollection = new PrivateFontCollection();
+			m_FontCollection = m_Canvas->CreateFontCollection();
 
 			do
 			{
@@ -2104,8 +2104,7 @@ bool CMeterWindow::ReadSkin()
 				{
 					std::wstring file(resourcePath, 0, resourcePath.length() - 1);
 					file += fd.cFileName;
-					Status status = m_FontCollection->AddFontFile(file.c_str());
+					if (!m_FontCollection->AddFile(file.c_str()))
-					if (status != Ok)
 					{
 						std::wstring error = L"Unable to load font: ";
 						error += file.c_str();
@@ -2125,7 +2124,7 @@ bool CMeterWindow::ReadSkin()
 	{
 		if (!m_FontCollection)
 		{
-			m_FontCollection = new PrivateFontCollection();
+			m_FontCollection = m_Canvas->CreateFontCollection();
 		}
 
 		int i = 1;
@@ -2134,13 +2133,11 @@ bool CMeterWindow::ReadSkin()
 			// Try program folder first
 			std::wstring szFontFile = Rainmeter->GetPath() + L"Fonts\\";
 			szFontFile += localFont;
-			Status status = m_FontCollection->AddFontFile(szFontFile.c_str());
+			if (!m_FontCollection->AddFile(szFontFile.c_str()))
-			if (status != Ok)
 			{
 				szFontFile = localFont;
 				MakePathAbsolute(szFontFile);
-				status = m_FontCollection->AddFontFile(szFontFile.c_str());
+				if (!m_FontCollection->AddFile(szFontFile.c_str()))
-				if (status != Ok)
 				{
 					std::wstring error = L"Unable to load font: ";
 					error += localFont;

Library/MeterWindow.h

@@ -152,11 +152,10 @@ class CMeasure;
 class CMeter;
 
 namespace Gfx {
-
 class Canvas;
+class FontCollection;
 class TextFormat;
-
+}
-}  // namespace Gfx
 
 class CMeterWindow : public CGroup
 {
@@ -249,7 +248,7 @@ public:
 
 	void MakePathAbsolute(std::wstring& path);
 
-	Gdiplus::PrivateFontCollection* GetPrivateFontCollection() { return m_FontCollection; }
+	Gfx::FontCollection* GetFontCollection() { return m_FontCollection; }
 
 	CMeter* GetMeter(const std::wstring& meterName);
 	CMeasure* GetMeasure(const std::wstring& measureName) { return m_Parser.GetMeasure(measureName); }
@@ -460,7 +459,7 @@ private:
 	int m_UpdateCounter;
 	UINT m_MouseMoveCounter;
 
-	Gdiplus::PrivateFontCollection* m_FontCollection;
+	Gfx::FontCollection* m_FontCollection;
 
 	bool m_ToolTipHidden;