зеркало из https://github.com/mozilla/gecko-dev.git
97 строки
3.3 KiB
C++
97 строки
3.3 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Foundation code.
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*
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* The Initial Developer of the Original Code is Mozilla Foundation.
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* Portions created by the Initial Developer are Copyright (C) 2005
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Stuart Parmenter <stuart@mozilla.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef GFX_WINDOWSFONTS_H
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#define GFX_WINDOWSFONTS_H
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#include "prtypes.h"
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#include "gfxTypes.h"
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#include "gfxFont.h"
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#include <cairo-win32.h>
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class gfxWindowsFont : public gfxFont {
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public:
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gfxWindowsFont(const nsAString &aName, const gfxFontGroup *aFontGroup, HWND aHWnd);
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virtual ~gfxWindowsFont();
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virtual const gfxFont::Metrics& GetMetrics() { return mMetrics; }
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cairo_font_face_t *CairoFontFace() { return mFontFace; }
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cairo_scaled_font_t *CairoScaledFont() { return mScaledFont; }
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protected:
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cairo_font_face_t *MakeCairoFontFace();
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cairo_scaled_font_t *MakeCairoScaledFont(cairo_t *cr);
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void FillLogFont();
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private:
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void ComputeMetrics();
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LOGFONTW mLogFont;
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cairo_font_face_t *mFontFace;
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cairo_scaled_font_t *mScaledFont;
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HWND mHWnd;
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gfxFont::Metrics mMetrics;
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};
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class NS_EXPORT gfxWindowsFontGroup : public gfxFontGroup {
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public:
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gfxWindowsFontGroup(const nsAString& aFamilies, const gfxFontStyle* aStyle, HWND hwnd);
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virtual ~gfxWindowsFontGroup();
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void DrawString(gfxContext *aContext, const nsAString& aString, gfxPoint pt);
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gfxFloat MeasureText(gfxContext *aContext, const nsAString& aString);
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protected:
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virtual gfxFont *MakeFont(const nsAString& aName);
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private:
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PRInt32 MeasureOrDrawUniscribe(gfxContext *aContext,
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const PRUnichar *aString, PRUint32 aLength,
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PRBool aDraw, PRInt32 aX, PRInt32 aY, const PRInt32 *aSpacing);
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HWND mWnd;
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};
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#endif /* GFX_WINDOWSFONTS_H */
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