61 lines
2.4 KiB
C++
61 lines
2.4 KiB
C++
// XftFontImp.hh Xft font implementation for FbTk
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// Copyright (c) 2002-2004 Henrik Kinnunen (fluxgen at fluxbox dot org)
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//$Id$
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#ifndef FBTK_XFTFONTIMP_HH
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#define FBTK_XFTFONTIMP_HH
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#include <X11/Xft/Xft.h>
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#include "FontImp.hh"
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#include <string>
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namespace FbTk {
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/// Handles Xft font drawing
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class XftFontImp:public FbTk::FontImp {
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public:
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XftFontImp(const char *fontname, bool utf8);
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~XftFontImp();
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bool load(const std::string &name);
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void drawText(const FbDrawable &w, int screen, GC gc, const FbString &text, size_t len, int x, int y , FbTk::Orientation orient);
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unsigned int textWidth(const FbString &text, unsigned int len) const;
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unsigned int height() const;
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int ascent() const { return m_xftfonts[0] ? m_xftfonts[0]->ascent : 0; }
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int descent() const { return m_xftfonts[0] ? m_xftfonts[0]->descent : 0; }
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bool loaded() const { return m_xftfonts[0] != 0; }
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bool utf8() const { return m_utf8mode; }
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bool validOrientation(FbTk::Orientation orient);
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private:
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XftFont *m_xftfonts[4]; // 4 possible orientations
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bool m_xftfonts_loaded[4]; // whether we've tried loading the orientation
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// rotated xft fonts don't give proper extents info, so we keep the "real"
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// one around for it
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bool m_utf8mode;
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std::string m_name;
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int m_angle;
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};
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} // end namespace FbTk
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#endif // FBTK_XFTFONTIMP_HH
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