forked from AuroraMiddleware/gtk
145 lines
4.0 KiB
C
145 lines
4.0 KiB
C
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/* GTK - The GIMP Toolkit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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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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#ifndef __GTK_PREVIEW_H__
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#define __GTK_PREVIEW_H__
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#include <gtk/gtkwidget.h>
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#define GTK_PREVIEW(obj) GTK_CHECK_CAST (obj, gtk_preview_get_type (), GtkPreview)
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#define GTK_PREVIEW_CLASS(klass) GTK_CHECK_CLASS_CAST (klass, gtk_preview_get_type (), GtkPreviewClass)
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#define GTK_IS_PREVIEW(obj) GTK_CHECK_TYPE (obj, gtk_preview_get_type ())
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typedef struct _GtkPreview GtkPreview;
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typedef struct _GtkPreviewInfo GtkPreviewInfo;
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typedef union _GtkDitherInfo GtkDitherInfo;
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typedef struct _GtkPreviewClass GtkPreviewClass;
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struct _GtkPreview
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{
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GtkWidget widget;
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guchar *buffer;
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guint16 buffer_width;
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guint16 buffer_height;
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guint type : 1;
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guint expand : 1;
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};
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struct _GtkPreviewInfo
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{
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GdkVisual *visual;
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GdkColormap *cmap;
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gulong *color_pixels;
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gulong *gray_pixels;
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gulong *reserved_pixels;
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gulong *lookup_red;
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gulong *lookup_green;
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gulong *lookup_blue;
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GtkDitherInfo *dither_red;
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GtkDitherInfo *dither_green;
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GtkDitherInfo *dither_blue;
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GtkDitherInfo *dither_gray;
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guchar ***dither_matrix;
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guint nred_shades;
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guint ngreen_shades;
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guint nblue_shades;
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guint ngray_shades;
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guint nreserved;
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guint bpp;
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gint cmap_alloced;
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gdouble gamma;
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};
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union _GtkDitherInfo
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{
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gushort s[2];
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guchar c[4];
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};
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struct _GtkPreviewClass
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{
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GtkWidgetClass parent_class;
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GtkPreviewInfo info;
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GdkImage *image;
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};
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guint gtk_preview_get_type (void);
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void gtk_preview_uninit (void);
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GtkWidget* gtk_preview_new (GtkPreviewType type);
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void gtk_preview_size (GtkPreview *preview,
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gint width,
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gint height);
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void gtk_preview_put (GtkPreview *preview,
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GdkWindow *window,
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GdkGC *gc,
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gint srcx,
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gint srcy,
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gint destx,
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gint desty,
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gint width,
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gint height);
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void gtk_preview_put_row (GtkPreview *preview,
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guchar *src,
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guchar *dest,
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gint x,
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gint y,
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gint w);
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void gtk_preview_draw_row (GtkPreview *preview,
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guchar *data,
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gint x,
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gint y,
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gint w);
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void gtk_preview_set_expand (GtkPreview *preview,
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gint expand);
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void gtk_preview_set_gamma (double gamma);
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void gtk_preview_set_color_cube (guint nred_shades,
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guint ngreen_shades,
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guint nblue_shades,
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guint ngray_shades);
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void gtk_preview_set_install_cmap (gint install_cmap);
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void gtk_preview_set_reserved (gint nreserved);
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GdkVisual* gtk_preview_get_visual (void);
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GdkColormap* gtk_preview_get_cmap (void);
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GtkPreviewInfo* gtk_preview_get_info (void);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __GTK_PREVIEW_H__ */
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