100 lines
3.4 KiB
C++
100 lines
3.4 KiB
C++
//
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// "$Id: Fl_Pixmap.H 7903 2010-11-28 21:06:39Z matt $"
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//
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// Pixmap header file for the Fast Light Tool Kit (FLTK).
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//
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// Copyright 1998-2010 by Bill Spitzak and others.
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Library General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Library General Public License for more details.
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//
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// You should have received a copy of the GNU Library General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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// USA.
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//
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// Please report all bugs and problems on the following page:
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//
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// http://www.fltk.org/str.php
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//
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/* \file
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Fl_Pixmap widget . */
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#ifndef Fl_Pixmap_H
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#define Fl_Pixmap_H
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# include "Fl_Image.H"
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class Fl_Widget;
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struct Fl_Menu_Item;
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// Older C++ compilers don't support the explicit keyword... :(
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# if defined(__sgi) && !defined(_COMPILER_VERSION)
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# define explicit
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# endif // __sgi && !_COMPILER_VERSION
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/**
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The Fl_Pixmap class supports caching and drawing of colormap
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(pixmap) images, including transparency.
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*/
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class FL_EXPORT Fl_Pixmap : public Fl_Image {
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friend class Fl_Quartz_Graphics_Driver;
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friend class Fl_GDI_Graphics_Driver;
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friend class Fl_Xlib_Graphics_Driver;
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void copy_data();
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void delete_data();
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void set_data(const char * const *p);
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protected:
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void measure();
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public:
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int alloc_data; // Non-zero if data was allocated
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private:
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#if defined(__APPLE__) || defined(WIN32)
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void *id_; // for internal use
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void *mask_; // for internal use (mask bitmap)
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#else
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unsigned id_; // for internal use
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unsigned mask_; // for internal use (mask bitmap)
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#endif // __APPLE__ || WIN32
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public:
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/** The constructors create a new pixmap from the specified XPM data. */
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explicit Fl_Pixmap(char * const * D) : Fl_Image(-1,0,1), alloc_data(0), id_(0), mask_(0) {set_data((const char*const*)D); measure();}
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/** The constructors create a new pixmap from the specified XPM data. */
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explicit Fl_Pixmap(uchar* const * D) : Fl_Image(-1,0,1), alloc_data(0), id_(0), mask_(0) {set_data((const char*const*)D); measure();}
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/** The constructors create a new pixmap from the specified XPM data. */
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explicit Fl_Pixmap(const char * const * D) : Fl_Image(-1,0,1), alloc_data(0), id_(0), mask_(0) {set_data((const char*const*)D); measure();}
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/** The constructors create a new pixmap from the specified XPM data. */
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explicit Fl_Pixmap(const uchar* const * D) : Fl_Image(-1,0,1), alloc_data(0), id_(0), mask_(0) {set_data((const char*const*)D); measure();}
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virtual ~Fl_Pixmap();
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virtual Fl_Image *copy(int W, int H);
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Fl_Image *copy() { return copy(w(), h()); }
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virtual void color_average(Fl_Color c, float i);
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virtual void desaturate();
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virtual void draw(int X, int Y, int W, int H, int cx=0, int cy=0);
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void draw(int X, int Y) {draw(X, Y, w(), h(), 0, 0);}
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virtual void label(Fl_Widget*w);
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virtual void label(Fl_Menu_Item*m);
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virtual void uncache();
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};
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#endif
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//
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// End of "$Id: Fl_Pixmap.H 7903 2010-11-28 21:06:39Z matt $".
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//
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