forked from AuroraMiddleware/gtk
1791 lines
46 KiB
C
1791 lines
46 KiB
C
/* 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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#include <math.h>
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#include "gtkgc.h"
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#include "gtkstyle.h"
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#include "gtkwidget.h"
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#define LIGHTNESS_MULT 1.3
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#define DARKNESS_MULT 0.7
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typedef struct _GtkStyleKey GtkStyleKey;
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struct _GtkStyleKey
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{
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GdkColor fg[5];
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GdkColor bg[5];
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GdkColor text[5];
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GdkColor base[5];
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GdkPixmap *bg_pixmap[5];
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GdkFont *font;
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gint depth;
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GdkColormap *colormap;
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GtkStyleClass *klass;
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};
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static void gtk_style_init (GtkStyle *style);
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static void gtk_styles_init (void);
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static void gtk_style_remove (GtkStyle *style);
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static GtkStyle* gtk_style_find (GtkStyle *style,
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GdkColormap *cmap,
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gint depth);
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static GtkStyle* gtk_style_new_from_key (GtkStyleKey *key);
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static GtkStyleKey* gtk_style_key_dup (GtkStyleKey *key);
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static void gtk_style_destroy (GtkStyle *style);
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static void gtk_style_key_destroy (GtkStyleKey *key);
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static guint gtk_style_key_hash (GtkStyleKey *key);
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static guint gtk_style_value_hash (GtkStyle *style);
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static gint gtk_style_key_compare (GtkStyleKey *a,
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GtkStyleKey *b);
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static void gtk_default_draw_hline (GtkStyle *style,
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GdkWindow *window,
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GtkStateType state_type,
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gint x1,
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gint x2,
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gint y);
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static void gtk_default_draw_vline (GtkStyle *style,
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GdkWindow *window,
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GtkStateType state_type,
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gint y1,
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gint y2,
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gint x);
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static void gtk_default_draw_shadow (GtkStyle *style,
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GdkWindow *window,
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GtkStateType state_type,
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GtkShadowType shadow_type,
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gint x,
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gint y,
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gint width,
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gint height);
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static void gtk_default_draw_polygon (GtkStyle *style,
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GdkWindow *window,
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GtkStateType state_type,
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GtkShadowType shadow_type,
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GdkPoint *points,
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gint npoints,
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gint fill);
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static void gtk_default_draw_arrow (GtkStyle *style,
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GdkWindow *window,
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GtkStateType state_type,
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GtkShadowType shadow_type,
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GtkArrowType arrow_type,
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gint fill,
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gint x,
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gint y,
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gint width,
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gint height);
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static void gtk_default_draw_diamond (GtkStyle *style,
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GdkWindow *window,
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GtkStateType state_type,
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GtkShadowType shadow_type,
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gint x,
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gint y,
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gint width,
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gint height);
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static void gtk_default_draw_oval (GtkStyle *style,
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GdkWindow *window,
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GtkStateType state_type,
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GtkShadowType shadow_type,
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gint x,
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gint y,
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gint width,
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gint height);
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static void gtk_default_draw_string (GtkStyle *style,
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GdkWindow *window,
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GtkStateType state_type,
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gint x,
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gint y,
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const gchar *string);
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static void gtk_style_shade (GdkColor *a, GdkColor *b, gdouble k);
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static void rgb_to_hls (gdouble *r, gdouble *g, gdouble *b);
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static void hls_to_rgb (gdouble *h, gdouble *l, gdouble *s);
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static GtkStyleClass default_class =
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{
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2,
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2,
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gtk_default_draw_hline,
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gtk_default_draw_vline,
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gtk_default_draw_shadow,
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gtk_default_draw_polygon,
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gtk_default_draw_arrow,
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gtk_default_draw_diamond,
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gtk_default_draw_oval,
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gtk_default_draw_string,
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};
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static GdkColor gtk_default_normal_fg = { 0, 0, 0, 0 };
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static GdkColor gtk_default_active_fg = { 0, 0, 0, 0 };
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static GdkColor gtk_default_prelight_fg = { 0, 0, 0, 0 };
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static GdkColor gtk_default_selected_fg = { 0, 0xffff, 0xffff, 0xffff };
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static GdkColor gtk_default_insensitive_fg = { 0, 0x7530, 0x7530, 0x7530 };
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static GdkColor gtk_default_normal_bg = { 0, 0xd6d6, 0xd6d6, 0xd6d6 };
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static GdkColor gtk_default_active_bg = { 0, 0xc350, 0xc350, 0xc350 };
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static GdkColor gtk_default_prelight_bg = { 0, 0xea60, 0xea60, 0xea60 };
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static GdkColor gtk_default_selected_bg = { 0, 0, 0, 0x9c40 };
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static GdkColor gtk_default_insensitive_bg = { 0, 0xd6d6, 0xd6d6, 0xd6d6 };
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static GdkFont *default_font = NULL;
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static gint initialize = TRUE;
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static GCache *style_cache = NULL;
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static GSList *unattached_styles = NULL;
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static GMemChunk *key_mem_chunk = NULL;
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GtkStyle*
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gtk_style_new ()
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{
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GtkStyle *style;
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gint i;
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style = g_new (GtkStyle, 1);
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if (!default_font)
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default_font =
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gdk_font_load ("-adobe-helvetica-medium-r-normal--*-120-*-*-*-*-*-*");
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style->font = default_font;
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gdk_font_ref (style->font);
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style->ref_count = 1;
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style->attach_count = 0;
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style->colormap = NULL;
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style->depth = -1;
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style->klass = &default_class;
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style->black.red = 0;
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style->black.green = 0;
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style->black.blue = 0;
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style->white.red = 65535;
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style->white.green = 65535;
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style->white.blue = 65535;
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style->black_gc = NULL;
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style->white_gc = NULL;
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style->fg[GTK_STATE_NORMAL] = gtk_default_normal_fg;
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style->fg[GTK_STATE_ACTIVE] = gtk_default_active_fg;
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style->fg[GTK_STATE_PRELIGHT] = gtk_default_prelight_fg;
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style->fg[GTK_STATE_SELECTED] = gtk_default_selected_fg;
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style->fg[GTK_STATE_INSENSITIVE] = gtk_default_insensitive_fg;
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style->bg[GTK_STATE_NORMAL] = gtk_default_normal_bg;
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style->bg[GTK_STATE_ACTIVE] = gtk_default_active_bg;
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style->bg[GTK_STATE_PRELIGHT] = gtk_default_prelight_bg;
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style->bg[GTK_STATE_SELECTED] = gtk_default_selected_bg;
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style->bg[GTK_STATE_INSENSITIVE] = gtk_default_insensitive_bg;
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for (i = 0; i < 5; i++)
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{
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style->text[i] = style->fg[i];
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style->base[i] = style->white;
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}
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for (i = 0; i < 5; i++)
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style->bg_pixmap[i] = NULL;
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for (i = 0; i < 5; i++)
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{
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style->fg_gc[i] = NULL;
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style->bg_gc[i] = NULL;
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style->light_gc[i] = NULL;
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style->dark_gc[i] = NULL;
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style->mid_gc[i] = NULL;
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style->text_gc[i] = NULL;
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style->base_gc[i] = NULL;
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}
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unattached_styles = g_slist_prepend (unattached_styles, style);
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return style;
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}
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GtkStyle*
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gtk_style_attach (GtkStyle *style,
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GdkWindow *window)
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{
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GtkStyle *new_style;
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GdkColormap *colormap;
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gint depth;
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g_return_val_if_fail (style != NULL, NULL);
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g_return_val_if_fail (window != NULL, NULL);
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colormap = gdk_window_get_colormap (window);
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gdk_window_get_geometry (window, NULL, NULL, NULL, NULL, &depth);
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new_style = gtk_style_find (style, colormap, depth);
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if (new_style && (new_style != style))
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{
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gtk_style_unref (style);
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style = new_style;
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gtk_style_ref (style);
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}
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if (style->attach_count == 0)
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unattached_styles = g_slist_remove (unattached_styles, style);
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style->attach_count += 1;
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return style;
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}
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void
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gtk_style_detach (GtkStyle *style)
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{
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gint i;
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g_return_if_fail (style != NULL);
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style->attach_count -= 1;
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if (style->attach_count == 0)
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{
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unattached_styles = g_slist_prepend (unattached_styles, style);
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gtk_gc_release (style->black_gc);
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gtk_gc_release (style->white_gc);
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style->black_gc = NULL;
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style->white_gc = NULL;
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for (i = 0; i < 5; i++)
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{
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gtk_gc_release (style->fg_gc[i]);
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gtk_gc_release (style->bg_gc[i]);
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gtk_gc_release (style->light_gc[i]);
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gtk_gc_release (style->dark_gc[i]);
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gtk_gc_release (style->mid_gc[i]);
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gtk_gc_release (style->text_gc[i]);
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gtk_gc_release (style->base_gc[i]);
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style->fg_gc[i] = NULL;
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style->bg_gc[i] = NULL;
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style->light_gc[i] = NULL;
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style->dark_gc[i] = NULL;
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style->mid_gc[i] = NULL;
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style->text_gc[i] = NULL;
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style->base_gc[i] = NULL;
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}
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style->depth = -1;
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style->colormap = NULL;
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}
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gtk_style_remove (style);
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}
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GtkStyle*
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gtk_style_ref (GtkStyle *style)
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{
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g_return_val_if_fail (style != NULL, NULL);
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style->ref_count += 1;
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return style;
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}
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void
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gtk_style_unref (GtkStyle *style)
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{
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g_return_if_fail (style != NULL);
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style->ref_count -= 1;
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if (style->ref_count == 0)
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gtk_style_destroy (style);
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}
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void
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gtk_style_set_background (GtkStyle *style,
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GdkWindow *window,
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GtkStateType state_type)
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{
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GdkPixmap *pixmap;
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gint parent_relative;
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g_return_if_fail (style != NULL);
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g_return_if_fail (window != NULL);
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if (style->bg_pixmap[state_type])
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{
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if (style->bg_pixmap[state_type] == (GdkPixmap*) GDK_PARENT_RELATIVE)
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{
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pixmap = NULL;
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parent_relative = TRUE;
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}
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else
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{
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pixmap = style->bg_pixmap[state_type];
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parent_relative = FALSE;
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}
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gdk_window_set_back_pixmap (window, pixmap, parent_relative);
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}
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else
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gdk_window_set_background (window, &style->bg[state_type]);
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}
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void
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gtk_draw_hline (GtkStyle *style,
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GdkWindow *window,
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GtkStateType state_type,
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gint x1,
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gint x2,
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gint y)
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{
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g_return_if_fail (style != NULL);
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g_return_if_fail (style->klass != NULL);
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g_return_if_fail (style->klass->draw_hline != NULL);
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(*style->klass->draw_hline) (style, window, state_type, x1, x2, y);
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}
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void
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gtk_draw_vline (GtkStyle *style,
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GdkWindow *window,
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GtkStateType state_type,
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gint y1,
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gint y2,
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gint x)
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{
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g_return_if_fail (style != NULL);
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g_return_if_fail (style->klass != NULL);
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g_return_if_fail (style->klass->draw_vline != NULL);
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(*style->klass->draw_vline) (style, window, state_type, y1, y2, x);
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}
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void
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gtk_draw_shadow (GtkStyle *style,
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GdkWindow *window,
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GtkStateType state_type,
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GtkShadowType shadow_type,
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gint x,
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gint y,
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gint width,
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gint height)
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{
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g_return_if_fail (style != NULL);
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g_return_if_fail (style->klass != NULL);
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g_return_if_fail (style->klass->draw_shadow != NULL);
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(*style->klass->draw_shadow) (style, window, state_type, shadow_type, x, y, width, height);
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}
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void
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gtk_draw_polygon (GtkStyle *style,
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GdkWindow *window,
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GtkStateType state_type,
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GtkShadowType shadow_type,
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GdkPoint *points,
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gint npoints,
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gint fill)
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{
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g_return_if_fail (style != NULL);
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g_return_if_fail (style->klass != NULL);
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g_return_if_fail (style->klass->draw_shadow != NULL);
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(*style->klass->draw_polygon) (style, window, state_type, shadow_type, points, npoints, fill);
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}
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void
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gtk_draw_arrow (GtkStyle *style,
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GdkWindow *window,
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GtkStateType state_type,
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GtkShadowType shadow_type,
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GtkArrowType arrow_type,
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gint fill,
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gint x,
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gint y,
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gint width,
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gint height)
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{
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g_return_if_fail (style != NULL);
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g_return_if_fail (style->klass != NULL);
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g_return_if_fail (style->klass->draw_arrow != NULL);
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(*style->klass->draw_arrow) (style, window, state_type, shadow_type, arrow_type, fill, x, y, width, height);
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}
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void
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gtk_draw_diamond (GtkStyle *style,
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GdkWindow *window,
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GtkStateType state_type,
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GtkShadowType shadow_type,
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gint x,
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gint y,
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gint width,
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gint height)
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{
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g_return_if_fail (style != NULL);
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g_return_if_fail (style->klass != NULL);
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g_return_if_fail (style->klass->draw_diamond != NULL);
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(*style->klass->draw_diamond) (style, window, state_type, shadow_type, x, y, width, height);
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}
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void
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gtk_draw_oval (GtkStyle *style,
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GdkWindow *window,
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GtkStateType state_type,
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GtkShadowType shadow_type,
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gint x,
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gint y,
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gint width,
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gint height)
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{
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g_return_if_fail (style != NULL);
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g_return_if_fail (style->klass != NULL);
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g_return_if_fail (style->klass->draw_oval != NULL);
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(*style->klass->draw_oval) (style, window, state_type, shadow_type, x, y, width, height);
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}
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void
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gtk_draw_string (GtkStyle *style,
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GdkWindow *window,
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GtkStateType state_type,
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gint x,
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gint y,
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const gchar *string)
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{
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g_return_if_fail (style != NULL);
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g_return_if_fail (style->klass != NULL);
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g_return_if_fail (style->klass->draw_oval != NULL);
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(*style->klass->draw_string) (style, window, state_type, x, y, string);
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}
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static void
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gtk_style_init (GtkStyle *style)
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{
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GdkGCValues gc_values;
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GdkGCValuesMask gc_values_mask;
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GdkColormap *colormap;
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gint i;
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g_return_if_fail (style != NULL);
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if (style->attach_count == 0)
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{
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for (i = 0; i < 5; i++)
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{
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gtk_style_shade (&style->bg[i], &style->light[i], LIGHTNESS_MULT);
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gtk_style_shade (&style->bg[i], &style->dark[i], DARKNESS_MULT);
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style->mid[i].red = (style->light[i].red + style->dark[i].red) / 2;
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style->mid[i].green = (style->light[i].green + style->dark[i].green) / 2;
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style->mid[i].blue = (style->light[i].blue + style->dark[i].blue) / 2;
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}
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colormap = style->colormap;
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gdk_color_black (colormap, &style->black);
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gdk_color_white (colormap, &style->white);
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|
|
gc_values_mask = GDK_GC_FOREGROUND | GDK_GC_FONT;
|
|
if (style->font->type == GDK_FONT_FONT)
|
|
{
|
|
gc_values.font = style->font;
|
|
}
|
|
else if (style->font->type == GDK_FONT_FONTSET)
|
|
{
|
|
gc_values.font = default_font;
|
|
}
|
|
|
|
gc_values.foreground = style->black;
|
|
style->black_gc = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask);
|
|
|
|
gc_values.foreground = style->white;
|
|
style->white_gc = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask);
|
|
|
|
for (i = 0; i < 5; i++)
|
|
{
|
|
if (!gdk_color_alloc (colormap, &style->fg[i]))
|
|
g_warning ("unable to allocate color: ( %d %d %d )",
|
|
style->fg[i].red, style->fg[i].green, style->fg[i].blue);
|
|
if (!gdk_color_alloc (colormap, &style->bg[i]))
|
|
g_warning ("unable to allocate color: ( %d %d %d )",
|
|
style->bg[i].red, style->bg[i].green, style->bg[i].blue);
|
|
if (!gdk_color_alloc (colormap, &style->light[i]))
|
|
g_warning ("unable to allocate color: ( %d %d %d )",
|
|
style->light[i].red, style->light[i].green, style->light[i].blue);
|
|
if (!gdk_color_alloc (colormap, &style->dark[i]))
|
|
g_warning ("unable to allocate color: ( %d %d %d )",
|
|
style->dark[i].red, style->dark[i].green, style->dark[i].blue);
|
|
if (!gdk_color_alloc (colormap, &style->mid[i]))
|
|
g_warning ("unable to allocate color: ( %d %d %d )",
|
|
style->mid[i].red, style->mid[i].green, style->mid[i].blue);
|
|
if (!gdk_color_alloc (colormap, &style->text[i]))
|
|
g_warning ("unable to allocate color: ( %d %d %d )",
|
|
style->text[i].red, style->text[i].green, style->text[i].blue);
|
|
if (!gdk_color_alloc (colormap, &style->base[i]))
|
|
g_warning ("unable to allocate color: ( %d %d %d )",
|
|
style->base[i].red, style->base[i].green, style->base[i].blue);
|
|
|
|
gc_values.foreground = style->fg[i];
|
|
style->fg_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask);
|
|
|
|
gc_values.foreground = style->bg[i];
|
|
style->bg_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask);
|
|
|
|
gc_values.foreground = style->light[i];
|
|
style->light_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask);
|
|
|
|
gc_values.foreground = style->dark[i];
|
|
style->dark_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask);
|
|
|
|
gc_values.foreground = style->mid[i];
|
|
style->mid_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask);
|
|
|
|
gc_values.foreground = style->text[i];
|
|
style->text_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask);
|
|
|
|
gc_values.foreground = style->base[i];
|
|
style->base_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_styles_init ()
|
|
{
|
|
if (initialize)
|
|
{
|
|
initialize = FALSE;
|
|
|
|
style_cache = g_cache_new ((GCacheNewFunc) gtk_style_new_from_key,
|
|
(GCacheDestroyFunc) gtk_style_unref,
|
|
(GCacheDupFunc) gtk_style_key_dup,
|
|
(GCacheDestroyFunc) gtk_style_key_destroy,
|
|
(GHashFunc) gtk_style_key_hash,
|
|
(GHashFunc) gtk_style_value_hash,
|
|
(GCompareFunc) gtk_style_key_compare);
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_style_remove (GtkStyle *style)
|
|
{
|
|
if (initialize)
|
|
gtk_styles_init ();
|
|
g_cache_remove (style_cache, style);
|
|
}
|
|
|
|
static GtkStyle*
|
|
gtk_style_find (GtkStyle *style,
|
|
GdkColormap *cmap,
|
|
gint depth)
|
|
{
|
|
GtkStyleKey key;
|
|
gint i;
|
|
|
|
if (initialize)
|
|
gtk_styles_init ();
|
|
|
|
for (i = 0; i < 5; i++)
|
|
{
|
|
key.fg[i] = style->fg[i];
|
|
key.bg[i] = style->bg[i];
|
|
key.text[i] = style->text[i];
|
|
key.base[i] = style->base[i];
|
|
key.bg_pixmap[i] = style->bg_pixmap[i];
|
|
}
|
|
|
|
key.font = style->font;
|
|
key.klass = style->klass;
|
|
key.depth = depth;
|
|
key.colormap = cmap;
|
|
|
|
style = g_cache_insert (style_cache, &key);
|
|
|
|
return style;
|
|
}
|
|
|
|
static GtkStyle*
|
|
gtk_style_new_from_key (GtkStyleKey *key)
|
|
{
|
|
GtkStyle *style;
|
|
GSList *list;
|
|
gint i;
|
|
|
|
style = NULL;
|
|
list = unattached_styles;
|
|
|
|
while (list)
|
|
{
|
|
style = list->data;
|
|
list = list->next;
|
|
|
|
if ((style->depth != -1) && (style->depth != key->depth))
|
|
{
|
|
style = NULL;
|
|
continue;
|
|
}
|
|
if (style->colormap && (style->colormap != key->colormap))
|
|
{
|
|
style = NULL;
|
|
continue;
|
|
}
|
|
if (style->klass != key->klass)
|
|
{
|
|
style = NULL;
|
|
continue;
|
|
}
|
|
if (!gdk_font_equal (style->font, key->font))
|
|
{
|
|
style = NULL;
|
|
continue;
|
|
}
|
|
|
|
for (i = 0; style && (i < 5); i++)
|
|
{
|
|
if (style->bg_pixmap[i] != key->bg_pixmap[i])
|
|
{
|
|
style = NULL;
|
|
continue;
|
|
}
|
|
|
|
if ((style->fg[i].red != key->fg[i].red) ||
|
|
(style->fg[i].green != key->fg[i].green) ||
|
|
(style->fg[i].blue != key->fg[i].blue))
|
|
{
|
|
style = NULL;
|
|
continue;
|
|
}
|
|
|
|
if ((style->bg[i].red != key->bg[i].red) ||
|
|
(style->bg[i].green != key->bg[i].green) ||
|
|
(style->bg[i].blue != key->bg[i].blue))
|
|
{
|
|
style = NULL;
|
|
continue;
|
|
}
|
|
|
|
if ((style->text[i].red != key->text[i].red) ||
|
|
(style->text[i].green != key->text[i].green) ||
|
|
(style->text[i].blue != key->text[i].blue))
|
|
{
|
|
style = NULL;
|
|
continue;
|
|
}
|
|
|
|
if ((style->base[i].red != key->base[i].red) ||
|
|
(style->base[i].green != key->base[i].green) ||
|
|
(style->base[i].blue != key->base[i].blue))
|
|
{
|
|
style = NULL;
|
|
continue;
|
|
}
|
|
}
|
|
|
|
if (style)
|
|
{
|
|
gtk_style_ref (style);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!style)
|
|
{
|
|
style = g_new (GtkStyle, 1);
|
|
|
|
style->ref_count = 1;
|
|
style->attach_count = 0;
|
|
|
|
style->font = key->font;
|
|
gdk_font_ref (style->font);
|
|
|
|
style->depth = key->depth;
|
|
style->colormap = key->colormap;
|
|
style->klass = key->klass;
|
|
|
|
style->black.red = 0;
|
|
style->black.green = 0;
|
|
style->black.blue = 0;
|
|
|
|
style->white.red = 65535;
|
|
style->white.green = 65535;
|
|
style->white.blue = 65535;
|
|
|
|
style->black_gc = NULL;
|
|
style->white_gc = NULL;
|
|
|
|
for (i = 0; i < 5; i++)
|
|
{
|
|
style->fg[i] = key->fg[i];
|
|
style->bg[i] = key->bg[i];
|
|
style->text[i] = key->text[i];
|
|
style->base[i] = key->base[i];
|
|
}
|
|
|
|
for (i = 0; i < 5; i++)
|
|
style->bg_pixmap[i] = key->bg_pixmap[i];
|
|
|
|
for (i = 0; i < 5; i++)
|
|
{
|
|
style->fg_gc[i] = NULL;
|
|
style->bg_gc[i] = NULL;
|
|
style->light_gc[i] = NULL;
|
|
style->dark_gc[i] = NULL;
|
|
style->mid_gc[i] = NULL;
|
|
style->text_gc[i] = NULL;
|
|
style->base_gc[i] = NULL;
|
|
}
|
|
}
|
|
|
|
if (style->depth == -1)
|
|
style->depth = key->depth;
|
|
if (!style->colormap)
|
|
style->colormap = key->colormap;
|
|
|
|
gtk_style_init (style);
|
|
|
|
return style;
|
|
}
|
|
|
|
static GtkStyleKey*
|
|
gtk_style_key_dup (GtkStyleKey *key)
|
|
{
|
|
GtkStyleKey *new_key;
|
|
|
|
if (!key_mem_chunk)
|
|
key_mem_chunk = g_mem_chunk_new ("key mem chunk", sizeof (GtkStyleKey),
|
|
1024, G_ALLOC_AND_FREE);
|
|
|
|
new_key = g_chunk_new (GtkStyleKey, key_mem_chunk);
|
|
|
|
*new_key = *key;
|
|
|
|
return new_key;
|
|
}
|
|
|
|
static void
|
|
gtk_style_destroy (GtkStyle *style)
|
|
{
|
|
gint i;
|
|
|
|
if (style->attach_count > 0)
|
|
{
|
|
gtk_gc_release (style->black_gc);
|
|
gtk_gc_release (style->white_gc);
|
|
|
|
for (i = 0; i < 5; i++)
|
|
{
|
|
gtk_gc_release (style->fg_gc[i]);
|
|
gtk_gc_release (style->bg_gc[i]);
|
|
gtk_gc_release (style->light_gc[i]);
|
|
gtk_gc_release (style->dark_gc[i]);
|
|
gtk_gc_release (style->mid_gc[i]);
|
|
gtk_gc_release (style->text_gc[i]);
|
|
gtk_gc_release (style->base_gc[i]);
|
|
}
|
|
}
|
|
|
|
unattached_styles = g_slist_remove (unattached_styles, style);
|
|
|
|
gdk_font_unref (style->font);
|
|
g_free (style);
|
|
}
|
|
|
|
static void
|
|
gtk_style_key_destroy (GtkStyleKey *key)
|
|
{
|
|
g_mem_chunk_free (key_mem_chunk, key);
|
|
}
|
|
|
|
static guint
|
|
gtk_style_key_hash (GtkStyleKey *key)
|
|
{
|
|
guint hash_val;
|
|
gint i;
|
|
|
|
hash_val = 0;
|
|
|
|
for (i = 0; i < 5; i++)
|
|
{
|
|
hash_val += key->fg[i].red + key->fg[i].green + key->fg[i].blue;
|
|
hash_val += key->bg[i].red + key->bg[i].green + key->bg[i].blue;
|
|
hash_val += key->text[i].red + key->text[i].green + key->text[i].blue;
|
|
hash_val += key->base[i].red + key->base[i].green + key->base[i].blue;
|
|
}
|
|
|
|
hash_val += (guint) gdk_font_id (key->font);
|
|
hash_val += (guint) key->depth;
|
|
hash_val += (gulong) key->colormap;
|
|
hash_val += (gulong) key->klass;
|
|
|
|
return hash_val;
|
|
}
|
|
|
|
static guint
|
|
gtk_style_value_hash (GtkStyle *style)
|
|
{
|
|
guint hash_val;
|
|
gint i;
|
|
|
|
hash_val = 0;
|
|
|
|
for (i = 0; i < 5; i++)
|
|
{
|
|
hash_val += style->fg[i].red + style->fg[i].green + style->fg[i].blue;
|
|
hash_val += style->bg[i].red + style->bg[i].green + style->bg[i].blue;
|
|
hash_val += style->text[i].red + style->text[i].green + style->text[i].blue;
|
|
hash_val += style->base[i].red + style->base[i].green + style->base[i].blue;
|
|
}
|
|
|
|
hash_val += (guint) gdk_font_id (style->font);
|
|
hash_val += (gulong) style->klass;
|
|
|
|
return hash_val;
|
|
}
|
|
|
|
static gint
|
|
gtk_style_key_compare (GtkStyleKey *a,
|
|
GtkStyleKey *b)
|
|
{
|
|
gint i;
|
|
|
|
if (a->depth != b->depth)
|
|
return FALSE;
|
|
if (a->colormap != b->colormap)
|
|
return FALSE;
|
|
if (a->klass != b->klass)
|
|
return FALSE;
|
|
if (!gdk_font_equal (a->font, b->font))
|
|
return FALSE;
|
|
|
|
for (i = 0; i < 5; i++)
|
|
{
|
|
if (a->bg_pixmap[i] != b->bg_pixmap[i])
|
|
return FALSE;
|
|
|
|
if ((a->fg[i].red != b->fg[i].red) ||
|
|
(a->fg[i].green != b->fg[i].green) ||
|
|
(a->fg[i].blue != b->fg[i].blue))
|
|
return FALSE;
|
|
if ((a->bg[i].red != b->bg[i].red) ||
|
|
(a->bg[i].green != b->bg[i].green) ||
|
|
(a->bg[i].blue != b->bg[i].blue))
|
|
return FALSE;
|
|
if ((a->text[i].red != b->text[i].red) ||
|
|
(a->text[i].green != b->text[i].green) ||
|
|
(a->text[i].blue != b->text[i].blue))
|
|
return FALSE;
|
|
if ((a->base[i].red != b->base[i].red) ||
|
|
(a->base[i].green != b->base[i].green) ||
|
|
(a->base[i].blue != b->base[i].blue))
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
static void
|
|
gtk_default_draw_hline (GtkStyle *style,
|
|
GdkWindow *window,
|
|
GtkStateType state_type,
|
|
gint x1,
|
|
gint x2,
|
|
gint y)
|
|
{
|
|
gint thickness_light;
|
|
gint thickness_dark;
|
|
gint i;
|
|
|
|
g_return_if_fail (style != NULL);
|
|
g_return_if_fail (window != NULL);
|
|
|
|
thickness_light = style->klass->ythickness / 2;
|
|
thickness_dark = style->klass->ythickness - thickness_light;
|
|
|
|
for (i = 0; i < thickness_dark; i++)
|
|
{
|
|
gdk_draw_line (window, style->light_gc[state_type], x2 - i - 1, y + i, x2, y + i);
|
|
gdk_draw_line (window, style->dark_gc[state_type], x1, y + i, x2 - i - 1, y + i);
|
|
}
|
|
|
|
y += thickness_dark;
|
|
for (i = 0; i < thickness_light; i++)
|
|
{
|
|
gdk_draw_line (window, style->dark_gc[state_type], x1, y + i, x1 + thickness_light - i - 1, y + i);
|
|
gdk_draw_line (window, style->light_gc[state_type], x1 + thickness_light - i - 1, y + i, x2, y + i);
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
gtk_default_draw_vline (GtkStyle *style,
|
|
GdkWindow *window,
|
|
GtkStateType state_type,
|
|
gint y1,
|
|
gint y2,
|
|
gint x)
|
|
{
|
|
gint thickness_light;
|
|
gint thickness_dark;
|
|
gint i;
|
|
|
|
g_return_if_fail (style != NULL);
|
|
g_return_if_fail (window != NULL);
|
|
|
|
thickness_light = style->klass->xthickness / 2;
|
|
thickness_dark = style->klass->xthickness - thickness_light;
|
|
|
|
for (i = 0; i < thickness_dark; i++)
|
|
{
|
|
gdk_draw_line (window, style->light_gc[state_type], x + i, y2 - i - 1, x + i, y2);
|
|
gdk_draw_line (window, style->dark_gc[state_type], x + i, y1, x + i, y2 - i - 1);
|
|
}
|
|
|
|
x += thickness_dark;
|
|
for (i = 0; i < thickness_light; i++)
|
|
{
|
|
gdk_draw_line (window, style->dark_gc[state_type], x + i, y1, x + i, y1 + thickness_light - i);
|
|
gdk_draw_line (window, style->light_gc[state_type], x + i, y1 + thickness_light - i, x + i, y2);
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
gtk_default_draw_shadow (GtkStyle *style,
|
|
GdkWindow *window,
|
|
GtkStateType state_type,
|
|
GtkShadowType shadow_type,
|
|
gint x,
|
|
gint y,
|
|
gint width,
|
|
gint height)
|
|
{
|
|
GdkGC *gc1;
|
|
GdkGC *gc2;
|
|
gint thickness_light;
|
|
gint thickness_dark;
|
|
gint i;
|
|
|
|
g_return_if_fail (style != NULL);
|
|
g_return_if_fail (window != NULL);
|
|
|
|
if ((width == -1) && (height == -1))
|
|
gdk_window_get_size (window, &width, &height);
|
|
else if (width == -1)
|
|
gdk_window_get_size (window, &width, NULL);
|
|
else if (height == -1)
|
|
gdk_window_get_size (window, NULL, &height);
|
|
|
|
switch (shadow_type)
|
|
{
|
|
case GTK_SHADOW_NONE:
|
|
gc1 = NULL;
|
|
gc2 = NULL;
|
|
break;
|
|
case GTK_SHADOW_IN:
|
|
case GTK_SHADOW_ETCHED_IN:
|
|
gc1 = style->light_gc[state_type];
|
|
gc2 = style->dark_gc[state_type];
|
|
break;
|
|
case GTK_SHADOW_OUT:
|
|
case GTK_SHADOW_ETCHED_OUT:
|
|
gc1 = style->dark_gc[state_type];
|
|
gc2 = style->light_gc[state_type];
|
|
break;
|
|
}
|
|
|
|
switch (shadow_type)
|
|
{
|
|
case GTK_SHADOW_NONE:
|
|
break;
|
|
|
|
case GTK_SHADOW_IN:
|
|
gdk_draw_line (window, gc1,
|
|
x, y + height - 1, x + width - 1, y + height - 1);
|
|
gdk_draw_line (window, gc1,
|
|
x + width - 1, y, x + width - 1, y + height - 1);
|
|
|
|
gdk_draw_line (window, style->bg_gc[state_type],
|
|
x + 1, y + height - 2, x + width - 2, y + height - 2);
|
|
gdk_draw_line (window, style->bg_gc[state_type],
|
|
x + width - 2, y + 1, x + width - 2, y + height - 2);
|
|
|
|
gdk_draw_line (window, style->black_gc,
|
|
x + 1, y + 1, x + width - 2, y + 1);
|
|
gdk_draw_line (window, style->black_gc,
|
|
x + 1, y + 1, x + 1, y + height - 2);
|
|
|
|
gdk_draw_line (window, gc2,
|
|
x, y, x + width - 1, y);
|
|
gdk_draw_line (window, gc2,
|
|
x, y, x, y + height - 1);
|
|
break;
|
|
|
|
case GTK_SHADOW_OUT:
|
|
gdk_draw_line (window, gc1,
|
|
x + 1, y + height - 2, x + width - 2, y + height - 2);
|
|
gdk_draw_line (window, gc1,
|
|
x + width - 2, y + 1, x + width - 2, y + height - 2);
|
|
|
|
gdk_draw_line (window, gc2,
|
|
x, y, x + width - 1, y);
|
|
gdk_draw_line (window, gc2,
|
|
x, y, x, y + height - 1);
|
|
|
|
gdk_draw_line (window, style->bg_gc[state_type],
|
|
x + 1, y + 1, x + width - 2, y + 1);
|
|
gdk_draw_line (window, style->bg_gc[state_type],
|
|
x + 1, y + 1, x + 1, y + height - 2);
|
|
|
|
gdk_draw_line (window, style->black_gc,
|
|
x, y + height - 1, x + width - 1, y + height - 1);
|
|
gdk_draw_line (window, style->black_gc,
|
|
x + width - 1, y, x + width - 1, y + height - 1);
|
|
break;
|
|
|
|
case GTK_SHADOW_ETCHED_IN:
|
|
case GTK_SHADOW_ETCHED_OUT:
|
|
thickness_light = 1;
|
|
thickness_dark = 1;
|
|
|
|
for (i = 0; i < thickness_dark; i++)
|
|
{
|
|
gdk_draw_line (window, gc1,
|
|
x + i,
|
|
y + height - i - 1,
|
|
x + width - i - 1,
|
|
y + height - i - 1);
|
|
gdk_draw_line (window, gc1,
|
|
x + width - i - 1,
|
|
y + i,
|
|
x + width - i - 1,
|
|
y + height - i - 1);
|
|
|
|
gdk_draw_line (window, gc2,
|
|
x + i,
|
|
y + i,
|
|
x + width - i - 2,
|
|
y + i);
|
|
gdk_draw_line (window, gc2,
|
|
x + i,
|
|
y + i,
|
|
x + i,
|
|
y + height - i - 2);
|
|
}
|
|
|
|
for (i = 0; i < thickness_light; i++)
|
|
{
|
|
gdk_draw_line (window, gc1,
|
|
x + thickness_dark + i,
|
|
y + thickness_dark + i,
|
|
x + width - thickness_dark - i - 1,
|
|
y + thickness_dark + i);
|
|
gdk_draw_line (window, gc1,
|
|
x + thickness_dark + i,
|
|
y + thickness_dark + i,
|
|
x + thickness_dark + i,
|
|
y + height - thickness_dark - i - 1);
|
|
|
|
gdk_draw_line (window, gc2,
|
|
x + thickness_dark + i,
|
|
y + height - thickness_light - i - 1,
|
|
x + width - thickness_light - 1,
|
|
y + height - thickness_light - i - 1);
|
|
gdk_draw_line (window, gc2,
|
|
x + width - thickness_light - i - 1,
|
|
y + thickness_dark + i,
|
|
x + width - thickness_light - i - 1,
|
|
y + height - thickness_light - 1);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
gtk_default_draw_polygon (GtkStyle *style,
|
|
GdkWindow *window,
|
|
GtkStateType state_type,
|
|
GtkShadowType shadow_type,
|
|
GdkPoint *points,
|
|
gint npoints,
|
|
gint fill)
|
|
{
|
|
#ifndef M_PI
|
|
#define M_PI 3.14159265358979323846
|
|
#endif /* M_PI */
|
|
#ifndef M_PI_4
|
|
#define M_PI_4 0.78539816339744830962
|
|
#endif /* M_PI_4 */
|
|
|
|
static const gdouble pi_over_4 = M_PI_4;
|
|
static const gdouble pi_3_over_4 = M_PI_4 * 3;
|
|
|
|
GdkGC *gc1;
|
|
GdkGC *gc2;
|
|
GdkGC *gc3;
|
|
GdkGC *gc4;
|
|
gdouble angle;
|
|
gint xadjust;
|
|
gint yadjust;
|
|
gint i;
|
|
|
|
g_return_if_fail (style != NULL);
|
|
g_return_if_fail (window != NULL);
|
|
g_return_if_fail (points != NULL);
|
|
|
|
switch (shadow_type)
|
|
{
|
|
case GTK_SHADOW_IN:
|
|
gc1 = style->bg_gc[state_type];
|
|
gc2 = style->dark_gc[state_type];
|
|
gc3 = style->light_gc[state_type];
|
|
gc4 = style->black_gc;
|
|
break;
|
|
case GTK_SHADOW_OUT:
|
|
gc1 = style->dark_gc[state_type];
|
|
gc2 = style->light_gc[state_type];
|
|
gc3 = style->black_gc;
|
|
gc4 = style->bg_gc[state_type];
|
|
break;
|
|
default:
|
|
return;
|
|
}
|
|
|
|
if (fill)
|
|
gdk_draw_polygon (window, style->bg_gc[state_type], TRUE, points, npoints);
|
|
|
|
npoints -= 1;
|
|
for (i = 0; i < npoints; i++)
|
|
{
|
|
if ((points[i].x == points[i+1].x) &&
|
|
(points[i].y == points[i+1].y))
|
|
{
|
|
angle = 0;
|
|
}
|
|
else
|
|
{
|
|
angle = atan2 (points[i+1].y - points[i].y,
|
|
points[i+1].x - points[i].x);
|
|
}
|
|
|
|
if ((angle > -pi_3_over_4) && (angle < pi_over_4))
|
|
{
|
|
while (angle < 0)
|
|
angle += M_PI;
|
|
while (angle > M_PI)
|
|
angle -= M_PI;
|
|
|
|
if ((angle > pi_3_over_4) || (angle < pi_over_4))
|
|
{
|
|
xadjust = 0;
|
|
yadjust = 1;
|
|
}
|
|
else
|
|
{
|
|
xadjust = 1;
|
|
yadjust = 0;
|
|
}
|
|
|
|
gdk_draw_line (window, gc1,
|
|
points[i].x-xadjust, points[i].y-yadjust,
|
|
points[i+1].x-xadjust, points[i+1].y-yadjust);
|
|
gdk_draw_line (window, gc3,
|
|
points[i].x, points[i].y,
|
|
points[i+1].x, points[i+1].y);
|
|
}
|
|
}
|
|
|
|
for (i = 0; i < npoints; i++)
|
|
{
|
|
if ((points[i].x == points[i+1].x) &&
|
|
(points[i].y == points[i+1].y))
|
|
{
|
|
angle = 0;
|
|
}
|
|
else
|
|
{
|
|
angle = atan2 (points[i+1].y - points[i].y,
|
|
points[i+1].x - points[i].x);
|
|
}
|
|
|
|
if ((angle <= -pi_3_over_4) || (angle >= pi_over_4))
|
|
{
|
|
while (angle < 0)
|
|
angle += M_PI;
|
|
while (angle > M_PI)
|
|
angle -= M_PI;
|
|
|
|
if ((angle > pi_3_over_4) || (angle < pi_over_4))
|
|
{
|
|
xadjust = 0;
|
|
yadjust = 1;
|
|
}
|
|
else
|
|
{
|
|
xadjust = 1;
|
|
yadjust = 0;
|
|
}
|
|
|
|
gdk_draw_line (window, gc4,
|
|
points[i].x+xadjust, points[i].y+yadjust,
|
|
points[i+1].x+xadjust, points[i+1].y+yadjust);
|
|
gdk_draw_line (window, gc2,
|
|
points[i].x, points[i].y,
|
|
points[i+1].x, points[i+1].y);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
gtk_default_draw_arrow (GtkStyle *style,
|
|
GdkWindow *window,
|
|
GtkStateType state_type,
|
|
GtkShadowType shadow_type,
|
|
GtkArrowType arrow_type,
|
|
gint fill,
|
|
gint x,
|
|
gint y,
|
|
gint width,
|
|
gint height)
|
|
{
|
|
GdkGC *gc1;
|
|
GdkGC *gc2;
|
|
GdkGC *gc3;
|
|
GdkGC *gc4;
|
|
gint half_width;
|
|
gint half_height;
|
|
GdkPoint points[3];
|
|
|
|
g_return_if_fail (style != NULL);
|
|
g_return_if_fail (window != NULL);
|
|
|
|
switch (shadow_type)
|
|
{
|
|
case GTK_SHADOW_IN:
|
|
gc1 = style->bg_gc[state_type];
|
|
gc2 = style->dark_gc[state_type];
|
|
gc3 = style->light_gc[state_type];
|
|
gc4 = style->black_gc;
|
|
break;
|
|
case GTK_SHADOW_OUT:
|
|
gc1 = style->dark_gc[state_type];
|
|
gc2 = style->light_gc[state_type];
|
|
gc3 = style->black_gc;
|
|
gc4 = style->bg_gc[state_type];
|
|
break;
|
|
default:
|
|
return;
|
|
}
|
|
|
|
if ((width == -1) && (height == -1))
|
|
gdk_window_get_size (window, &width, &height);
|
|
else if (width == -1)
|
|
gdk_window_get_size (window, &width, NULL);
|
|
else if (height == -1)
|
|
gdk_window_get_size (window, NULL, &height);
|
|
|
|
half_width = width / 2;
|
|
half_height = height / 2;
|
|
|
|
switch (arrow_type)
|
|
{
|
|
case GTK_ARROW_UP:
|
|
if (fill)
|
|
{
|
|
points[0].x = x + half_width;
|
|
points[0].y = y;
|
|
points[1].x = x;
|
|
points[1].y = y + height - 1;
|
|
points[2].x = x + width - 1;
|
|
points[2].y = y + height - 1;
|
|
|
|
gdk_draw_polygon (window, style->bg_gc[state_type], TRUE, points, 3);
|
|
}
|
|
|
|
gdk_draw_line (window, gc1,
|
|
x + 1, y + height - 2,
|
|
x + width - 2, y + height - 2);
|
|
gdk_draw_line (window, gc3,
|
|
x + 0, y + height - 1,
|
|
x + width - 1, y + height - 1);
|
|
|
|
gdk_draw_line (window, gc1,
|
|
x + width - 2, y + height - 1,
|
|
x + half_width, y + 1);
|
|
gdk_draw_line (window, gc3,
|
|
x + width - 1, y + height - 1,
|
|
x + half_width, y);
|
|
|
|
gdk_draw_line (window, gc4,
|
|
x + half_width, y + 1,
|
|
x + 1, y + height - 1);
|
|
gdk_draw_line (window, gc2,
|
|
x + half_width, y,
|
|
x, y + height - 1);
|
|
break;
|
|
case GTK_ARROW_DOWN:
|
|
if (fill)
|
|
{
|
|
points[0].x = x + width - 1;
|
|
points[0].y = y;
|
|
points[1].x = x;
|
|
points[1].y = y;
|
|
points[2].x = x + half_width;
|
|
points[2].y = y + height - 1;
|
|
|
|
gdk_draw_polygon (window, style->bg_gc[state_type], TRUE, points, 3);
|
|
}
|
|
|
|
gdk_draw_line (window, gc4,
|
|
x + width - 2,
|
|
y + 1, x + 1, y + 1);
|
|
gdk_draw_line (window, gc2,
|
|
x + width - 1, y,
|
|
x, y);
|
|
|
|
gdk_draw_line (window, gc4,
|
|
x + 1, y,
|
|
x + half_width, y + height - 2);
|
|
gdk_draw_line (window, gc2,
|
|
x, y,
|
|
x + half_width, y + height - 1);
|
|
|
|
gdk_draw_line (window, gc1,
|
|
x + half_width, y + height - 2,
|
|
x + width - 2, y);
|
|
gdk_draw_line (window, gc3,
|
|
x + half_width, y + height - 1,
|
|
x + width - 1, y);
|
|
break;
|
|
case GTK_ARROW_LEFT:
|
|
if (fill)
|
|
{
|
|
points[0].x = x;
|
|
points[0].y = y + half_height;
|
|
points[1].x = x + width - 1;
|
|
points[1].y = y + height - 1;
|
|
points[2].x = x + width - 1;
|
|
points[2].y = y;
|
|
|
|
gdk_draw_polygon (window, style->bg_gc[state_type], TRUE, points, 3);
|
|
}
|
|
|
|
gdk_draw_line (window, gc1,
|
|
x + 1, y + half_height,
|
|
x + width - 1, y + height - 1);
|
|
gdk_draw_line (window, gc3,
|
|
x, y + half_height,
|
|
x + width - 1, y + height - 1);
|
|
|
|
gdk_draw_line (window, gc1,
|
|
x + width - 2, y + height - 1,
|
|
x + width - 2, y + 1);
|
|
gdk_draw_line (window, gc3,
|
|
x + width - 1, y + height - 1,
|
|
x + width - 1, y);
|
|
|
|
gdk_draw_line (window, gc4,
|
|
x + width - 1, y + 1,
|
|
x + 1, y + half_width);
|
|
gdk_draw_line (window, gc2,
|
|
x + width - 1, y,
|
|
x, y + half_width);
|
|
break;
|
|
case GTK_ARROW_RIGHT:
|
|
if (fill)
|
|
{
|
|
points[0].x = x + width - 1;
|
|
points[0].y = y + half_height;
|
|
points[1].x = x;
|
|
points[1].y = y;
|
|
points[2].x = x;
|
|
points[2].y = y + height - 1;
|
|
|
|
gdk_draw_polygon (window, style->bg_gc[state_type], TRUE, points, 3);
|
|
}
|
|
|
|
gdk_draw_line (window, gc4,
|
|
x + width - 1, y + half_height,
|
|
x + 1, y + 1);
|
|
gdk_draw_line (window, gc2,
|
|
x + width - 1, y + half_height,
|
|
x, y);
|
|
|
|
gdk_draw_line (window, gc4,
|
|
x + 1, y + 1,
|
|
x + 1, y + height - 2);
|
|
gdk_draw_line (window, gc2,
|
|
x, y,
|
|
x, y + height - 1);
|
|
|
|
gdk_draw_line (window, gc1,
|
|
x + 1, y + height - 2,
|
|
x + width - 1, y + half_height);
|
|
gdk_draw_line (window, gc3,
|
|
x, y + height - 1,
|
|
x + width - 1, y + half_height);
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
gtk_default_draw_diamond (GtkStyle *style,
|
|
GdkWindow *window,
|
|
GtkStateType state_type,
|
|
GtkShadowType shadow_type,
|
|
gint x,
|
|
gint y,
|
|
gint width,
|
|
gint height)
|
|
{
|
|
gint half_width;
|
|
gint half_height;
|
|
|
|
g_return_if_fail (style != NULL);
|
|
g_return_if_fail (window != NULL);
|
|
|
|
if ((width == -1) && (height == -1))
|
|
gdk_window_get_size (window, &width, &height);
|
|
else if (width == -1)
|
|
gdk_window_get_size (window, &width, NULL);
|
|
else if (height == -1)
|
|
gdk_window_get_size (window, NULL, &height);
|
|
|
|
half_width = width / 2;
|
|
half_height = height / 2;
|
|
|
|
switch (shadow_type)
|
|
{
|
|
case GTK_SHADOW_IN:
|
|
gdk_draw_line (window, style->bg_gc[state_type],
|
|
x + 2, y + half_height,
|
|
x + half_width, y + height - 2);
|
|
gdk_draw_line (window, style->bg_gc[state_type],
|
|
x + half_width, y + height - 2,
|
|
x + width - 2, y + half_height);
|
|
gdk_draw_line (window, style->light_gc[state_type],
|
|
x + 1, y + half_height,
|
|
x + half_width, y + height - 1);
|
|
gdk_draw_line (window, style->light_gc[state_type],
|
|
x + half_width, y + height - 1,
|
|
x + width - 1, y + half_height);
|
|
gdk_draw_line (window, style->light_gc[state_type],
|
|
x, y + half_height,
|
|
x + half_width, y + height);
|
|
gdk_draw_line (window, style->light_gc[state_type],
|
|
x + half_width, y + height,
|
|
x + width, y + half_height);
|
|
|
|
gdk_draw_line (window, style->black_gc,
|
|
x + 2, y + half_height,
|
|
x + half_width, y + 2);
|
|
gdk_draw_line (window, style->black_gc,
|
|
x + half_width, y + 2,
|
|
x + width - 2, y + half_height);
|
|
gdk_draw_line (window, style->dark_gc[state_type],
|
|
x + 1, y + half_height,
|
|
x + half_width, y + 1);
|
|
gdk_draw_line (window, style->dark_gc[state_type],
|
|
x + half_width, y + 1,
|
|
x + width - 1, y + half_height);
|
|
gdk_draw_line (window, style->dark_gc[state_type],
|
|
x, y + half_height,
|
|
x + half_width, y);
|
|
gdk_draw_line (window, style->dark_gc[state_type],
|
|
x + half_width, y,
|
|
x + width, y + half_height);
|
|
break;
|
|
case GTK_SHADOW_OUT:
|
|
gdk_draw_line (window, style->dark_gc[state_type],
|
|
x + 2, y + half_height,
|
|
x + half_width, y + height - 2);
|
|
gdk_draw_line (window, style->dark_gc[state_type],
|
|
x + half_width, y + height - 2,
|
|
x + width - 2, y + half_height);
|
|
gdk_draw_line (window, style->dark_gc[state_type],
|
|
x + 1, y + half_height,
|
|
x + half_width, y + height - 1);
|
|
gdk_draw_line (window, style->dark_gc[state_type],
|
|
x + half_width, y + height - 1,
|
|
x + width - 1, y + half_height);
|
|
gdk_draw_line (window, style->black_gc,
|
|
x, y + half_height,
|
|
x + half_width, y + height);
|
|
gdk_draw_line (window, style->black_gc,
|
|
x + half_width, y + height,
|
|
x + width, y + half_height);
|
|
|
|
gdk_draw_line (window, style->bg_gc[state_type],
|
|
x + 2, y + half_height,
|
|
x + half_width, y + 2);
|
|
gdk_draw_line (window, style->bg_gc[state_type],
|
|
x + half_width, y + 2,
|
|
x + width - 2, y + half_height);
|
|
gdk_draw_line (window, style->light_gc[state_type],
|
|
x + 1, y + half_height,
|
|
x + half_width, y + 1);
|
|
gdk_draw_line (window, style->light_gc[state_type],
|
|
x + half_width, y + 1,
|
|
x + width - 1, y + half_height);
|
|
gdk_draw_line (window, style->light_gc[state_type],
|
|
x, y + half_height,
|
|
x + half_width, y);
|
|
gdk_draw_line (window, style->light_gc[state_type],
|
|
x + half_width, y,
|
|
x + width, y + half_height);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
gtk_default_draw_oval (GtkStyle *style,
|
|
GdkWindow *window,
|
|
GtkStateType state_type,
|
|
GtkShadowType shadow_type,
|
|
gint x,
|
|
gint y,
|
|
gint width,
|
|
gint height)
|
|
{
|
|
g_return_if_fail (style != NULL);
|
|
g_return_if_fail (window != NULL);
|
|
}
|
|
|
|
static void
|
|
gtk_default_draw_string (GtkStyle *style,
|
|
GdkWindow *window,
|
|
GtkStateType state_type,
|
|
gint x,
|
|
gint y,
|
|
const gchar *string)
|
|
{
|
|
g_return_if_fail (style != NULL);
|
|
g_return_if_fail (window != NULL);
|
|
|
|
if (state_type == GTK_STATE_INSENSITIVE)
|
|
gdk_draw_string (window, style->font, style->white_gc, x + 1, y + 1, string);
|
|
gdk_draw_string (window, style->font, style->fg_gc[state_type], x, y, string);
|
|
}
|
|
|
|
|
|
static void
|
|
gtk_style_shade (GdkColor *a,
|
|
GdkColor *b,
|
|
gdouble k)
|
|
{
|
|
gdouble red;
|
|
gdouble green;
|
|
gdouble blue;
|
|
|
|
red = (gdouble) a->red / 65535.0;
|
|
green = (gdouble) a->green / 65535.0;
|
|
blue = (gdouble) a->blue / 65535.0;
|
|
|
|
rgb_to_hls (&red, &green, &blue);
|
|
|
|
green *= k;
|
|
if (green > 1.0)
|
|
green = 1.0;
|
|
else if (green < 0.0)
|
|
green = 0.0;
|
|
|
|
blue *= k;
|
|
if (blue > 1.0)
|
|
blue = 1.0;
|
|
else if (blue < 0.0)
|
|
blue = 0.0;
|
|
|
|
hls_to_rgb (&red, &green, &blue);
|
|
|
|
b->red = red * 65535.0;
|
|
b->green = green * 65535.0;
|
|
b->blue = blue * 65535.0;
|
|
}
|
|
|
|
static void
|
|
rgb_to_hls (gdouble *r,
|
|
gdouble *g,
|
|
gdouble *b)
|
|
{
|
|
gdouble min;
|
|
gdouble max;
|
|
gdouble red;
|
|
gdouble green;
|
|
gdouble blue;
|
|
gdouble h, l, s;
|
|
gdouble delta;
|
|
|
|
red = *r;
|
|
green = *g;
|
|
blue = *b;
|
|
|
|
if (red > green)
|
|
{
|
|
if (red > blue)
|
|
max = red;
|
|
else
|
|
max = blue;
|
|
|
|
if (green < blue)
|
|
min = green;
|
|
else
|
|
min = blue;
|
|
}
|
|
else
|
|
{
|
|
if (green > blue)
|
|
max = green;
|
|
else
|
|
max = blue;
|
|
|
|
if (red < blue)
|
|
min = red;
|
|
else
|
|
min = blue;
|
|
}
|
|
|
|
l = (max + min) / 2;
|
|
s = 0;
|
|
h = 0;
|
|
|
|
if (max != min)
|
|
{
|
|
if (l <= 0.5)
|
|
s = (max - min) / (max + min);
|
|
else
|
|
s = (max - min) / (2 - max - min);
|
|
|
|
delta = max -min;
|
|
if (red == max)
|
|
h = (green - blue) / delta;
|
|
else if (green == max)
|
|
h = 2 + (blue - red) / delta;
|
|
else if (blue == max)
|
|
h = 4 + (red - green) / delta;
|
|
|
|
h *= 60;
|
|
if (h < 0.0)
|
|
h += 360;
|
|
}
|
|
|
|
*r = h;
|
|
*g = l;
|
|
*b = s;
|
|
}
|
|
|
|
static void
|
|
hls_to_rgb (gdouble *h,
|
|
gdouble *l,
|
|
gdouble *s)
|
|
{
|
|
gdouble hue;
|
|
gdouble lightness;
|
|
gdouble saturation;
|
|
gdouble m1, m2;
|
|
gdouble r, g, b;
|
|
|
|
lightness = *l;
|
|
saturation = *s;
|
|
|
|
if (lightness <= 0.5)
|
|
m2 = lightness * (1 + saturation);
|
|
else
|
|
m2 = lightness + saturation - lightness * saturation;
|
|
m1 = 2 * lightness - m2;
|
|
|
|
if (saturation == 0)
|
|
{
|
|
*h = lightness;
|
|
*l = lightness;
|
|
*s = lightness;
|
|
}
|
|
else
|
|
{
|
|
hue = *h + 120;
|
|
while (hue > 360)
|
|
hue -= 360;
|
|
while (hue < 0)
|
|
hue += 360;
|
|
|
|
if (hue < 60)
|
|
r = m1 + (m2 - m1) * hue / 60;
|
|
else if (hue < 180)
|
|
r = m2;
|
|
else if (hue < 240)
|
|
r = m1 + (m2 - m1) * (240 - hue) / 60;
|
|
else
|
|
r = m1;
|
|
|
|
hue = *h;
|
|
while (hue > 360)
|
|
hue -= 360;
|
|
while (hue < 0)
|
|
hue += 360;
|
|
|
|
if (hue < 60)
|
|
g = m1 + (m2 - m1) * hue / 60;
|
|
else if (hue < 180)
|
|
g = m2;
|
|
else if (hue < 240)
|
|
g = m1 + (m2 - m1) * (240 - hue) / 60;
|
|
else
|
|
g = m1;
|
|
|
|
hue = *h - 120;
|
|
while (hue > 360)
|
|
hue -= 360;
|
|
while (hue < 0)
|
|
hue += 360;
|
|
|
|
if (hue < 60)
|
|
b = m1 + (m2 - m1) * hue / 60;
|
|
else if (hue < 180)
|
|
b = m2;
|
|
else if (hue < 240)
|
|
b = m1 + (m2 - m1) * (240 - hue) / 60;
|
|
else
|
|
b = m1;
|
|
|
|
*h = r;
|
|
*l = g;
|
|
*s = b;
|
|
}
|
|
}
|