232 lines
6.3 KiB
C++
232 lines
6.3 KiB
C++
// -*- c++ -*-
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// Generated by gtkmmproc -- DO NOT MODIFY!
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#ifndef _GDKMM_IMAGE_H
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#define _GDKMM_IMAGE_H
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#include <glibmm.h>
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/* $Id$ */
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/* bitmap.h
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*
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* Copyright (C) 1998-2002 The gtkmm Development Team
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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
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* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <glibmm/object.h>
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#include <gdkmm/visual.h>
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#include <gdkmm/colormap.h>
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#include <gdkmm/types.h> //For ByteOrder.
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#include <gdk/gdkimage.h>
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#ifndef DOXYGEN_SHOULD_SKIP_THIS
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typedef struct _GdkImage GdkImage;
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typedef struct _GdkImageClass GdkImageClass;
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#endif /* DOXYGEN_SHOULD_SKIP_THIS */
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namespace Gdk
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{ class Image_Class; } // namespace Gdk
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namespace Gdk
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{
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/** @addtogroup gdkmmEnums Enums and Flags */
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/**
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* @ingroup gdkmmEnums
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*/
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enum ImageType
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{
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IMAGE_NORMAL,
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IMAGE_SHARED,
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IMAGE_FASTEST
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};
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} // namespace Gdk
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#ifndef DOXYGEN_SHOULD_SKIP_THIS
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namespace Glib
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{
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template <>
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class Value<Gdk::ImageType> : public Glib::Value_Enum<Gdk::ImageType>
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{
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public:
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static GType value_type() G_GNUC_CONST;
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};
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} // namespace Glib
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#endif /* DOXYGEN_SHOULD_SKIP_THIS */
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namespace Gdk
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{
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/** This represents an area for drawing graphics. It has now been superceded to a large extent by the much more flexible
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* Gdk::Drawable RGB functions.
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* To create an image from part of a Gdk::Window use Gdk::Drawable::get_image().
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*
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* The image can be manipulated with get_pixel() and put_pixel(), or alternatively by changing the actual pixel data, though
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* manipulating the pixel data requires complicated code to cope with the different formats that may be used.
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* To draw a Gdk::Image in a Gdk::Window or Gdk::Pixmap use Gdk::Drawable::draw_image().
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*/
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class Image : public Glib::Object
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{
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#ifndef DOXYGEN_SHOULD_SKIP_THIS
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public:
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typedef Image CppObjectType;
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typedef Image_Class CppClassType;
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typedef GdkImage BaseObjectType;
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typedef GdkImageClass BaseClassType;
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private: friend class Image_Class;
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static CppClassType image_class_;
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private:
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// noncopyable
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Image(const Image&);
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Image& operator=(const Image&);
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protected:
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explicit Image(const Glib::ConstructParams& construct_params);
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explicit Image(GdkImage* castitem);
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#endif /* DOXYGEN_SHOULD_SKIP_THIS */
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public:
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virtual ~Image();
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#ifndef DOXYGEN_SHOULD_SKIP_THIS
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static GType get_type() G_GNUC_CONST;
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static GType get_base_type() G_GNUC_CONST;
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#endif
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///Provides access to the underlying C GObject.
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GdkImage* gobj() { return reinterpret_cast<GdkImage*>(gobject_); }
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///Provides access to the underlying C GObject.
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const GdkImage* gobj() const { return reinterpret_cast<GdkImage*>(gobject_); }
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///Provides access to the underlying C instance. The caller is responsible for unrefing it. Use when directly setting fields in structs.
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GdkImage* gobj_copy();
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private:
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protected:
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/** Instantiate a new Gdk::Image.
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*
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* @param type The type of the Gdk::Image. Gdk::IMAGE_FASTEST is probably the best choice, since it will try to create a Gdk::IMAGE_SHARED image first and if that fails it will then use Gdk::IMAGE_NORMAL.
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* @param visual The Gdk::Visual to use for the image.
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* @param width The width of the image in pixels.
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* @param height The height of the image in pixels.
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*/
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Image(ImageType type, const Glib::RefPtr<Visual>& visual, int width, int height);
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public:
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static Glib::RefPtr<Image> create(ImageType type, const Glib::RefPtr<Visual>& visual, int width, int height);
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//We ignore gdk_image_new_bitmap() because the documentation says that it is incredibly broken.
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void put_pixel(int x, int y, guint32 pixel);
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guint32 get_pixel(int x, int y) const;
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/** Sets the colormap for the image to the given colormap. Normally
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* there's no need to use this function, images are created with the
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* correct colormap if you get the image from a drawable. If you
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* create the image from scratch, use the colormap of the drawable you
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* intend to render the image to.
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* @param colormap A Gdk::Colormap.
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*/
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void set_colormap(const Glib::RefPtr<Colormap>& colormap);
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/** Retrieves the colormap for a given image, if it exists. An image
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* will have a colormap if the drawable from which it was created has
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* a colormap, or if a colormap was set explicitely with
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* set_colormap().
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* @return Colormap for the image.
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*/
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Glib::RefPtr<Colormap> get_colormap();
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/** Retrieves the colormap for a given image, if it exists. An image
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* will have a colormap if the drawable from which it was created has
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* a colormap, or if a colormap was set explicitely with
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* set_colormap().
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* @return Colormap for the image.
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*/
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Glib::RefPtr<const Colormap> get_colormap() const;
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ImageType get_image_type() const;
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Glib::RefPtr<Visual> get_visual();
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Glib::RefPtr<const Visual> get_visual() const;
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ByteOrder get_byte_order() const;
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int get_width() const;
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int get_height() const;
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guint16 get_bpp() const;
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guint16 get_bpl() const;
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guint16 get_bits_per_pixel() const;
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//This memory block is not read-only, apparently:
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void* get_mem();
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const void* get_mem() const;
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//TODO: This should be const really.
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void* get_windowing_data() const;
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public:
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public:
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//C++ methods used to invoke GTK+ virtual functions:
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protected:
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//GTK+ Virtual Functions (override these to change behaviour):
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//Default Signal Handlers::
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};
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} /* namespace Gdk */
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namespace Glib
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{
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/** @relates Gdk::Image
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* @param object The C instance
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* @param take_copy False if the result should take ownership of the C instance. True if it should take a new copy or ref.
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* @result A C++ instance that wraps this C instance.
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*/
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Glib::RefPtr<Gdk::Image> wrap(GdkImage* object, bool take_copy = false);
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}
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#endif /* _GDKMM_IMAGE_H */
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