Commit c39f07d6 authored by Arturo Espinosa's avatar Arturo Espinosa
Browse files

Color implemtnation

parent 80d71c05
/*
* color.c: Color allocation on the Gnumeric spreadsheet
*
* Author:
* Miguel de Icaza (miguel@kernel.org)
*
* We keep our own color context, as the color allocation might take place
* before any of our Canvases are realized.
*/
#include <config.h>
#include <gnome.h>
#include "color.h"
static int color_inited;
GdkColorContext *gnumeric_color_context;
int
color_alloc (gushort red, gushort green, gushort blue)
{
int failed;
if (!color_inited)
color_init ();
return gdk_color_context_get_pixel (gnumeric_color_context,
red, green, blue, &failed);
}
void
color_alloc_gdk (GdkColor *c)
{
int failed;
g_return_if_fail (c != NULL);
c->pixel = gdk_color_context_get_pixel (gnumeric_color_context, c->red, c->green, c->blue, &failed);
}
void
color_alloc_name (char *name, GdkColor *c)
{
int failed;
g_return_if_fail (name != NULL);
g_return_if_fail (c != NULL);
gdk_color_parse (name, c);
c->pixel = 0;
c->pixel = gdk_color_context_get_pixel (gnumeric_color_context, c->red, c->green, c->blue, &failed);
}
void
color_init (void)
{
GdkColormap *colormap = gtk_widget_get_default_colormap ();
/* Initialize the color context */
gnumeric_color_context = gdk_color_context_new (
gtk_widget_get_default_visual (), colormap);
/* Allocate the default colors */
gdk_color_white (colormap, &gs_white);
gdk_color_black (colormap, &gs_black);
color_alloc_name ("gray60", &gs_light_gray);
color_alloc_name ("gray20", &gs_dark_gray);
}
#ifndef COLOR_H
#define COLOR_H
void color_init (void);
/* Return the pixel value for the given red, green and blue */
int color_alloc (gushort red, gushort green, gushort blue);
void color_alloc_name (char *name, GdkColor *color);
void color_alloc_gdk (GdkColor *color);
/* Colors used by any GnumericSheet item */
extern GdkColor gs_white, gs_light_gray, gs_dark_gray, gs_black;
#endif
/*
* color.c: Color allocation on the Gnumeric spreadsheet
*
* Author:
* Miguel de Icaza (miguel@kernel.org)
*
* We keep our own color context, as the color allocation might take place
* before any of our Canvases are realized.
*/
#include <config.h>
#include <gnome.h>
#include "color.h"
static int color_inited;
GdkColorContext *gnumeric_color_context;
int
color_alloc (gushort red, gushort green, gushort blue)
{
int failed;
if (!color_inited)
color_init ();
return gdk_color_context_get_pixel (gnumeric_color_context,
red, green, blue, &failed);
}
void
color_alloc_gdk (GdkColor *c)
{
int failed;
g_return_if_fail (c != NULL);
c->pixel = gdk_color_context_get_pixel (gnumeric_color_context, c->red, c->green, c->blue, &failed);
}
void
color_alloc_name (char *name, GdkColor *c)
{
int failed;
g_return_if_fail (name != NULL);
g_return_if_fail (c != NULL);
gdk_color_parse (name, c);
c->pixel = 0;
c->pixel = gdk_color_context_get_pixel (gnumeric_color_context, c->red, c->green, c->blue, &failed);
}
void
color_init (void)
{
GdkColormap *colormap = gtk_widget_get_default_colormap ();
/* Initialize the color context */
gnumeric_color_context = gdk_color_context_new (
gtk_widget_get_default_visual (), colormap);
/* Allocate the default colors */
gdk_color_white (colormap, &gs_white);
gdk_color_black (colormap, &gs_black);
color_alloc_name ("gray60", &gs_light_gray);
color_alloc_name ("gray20", &gs_dark_gray);
}
#ifndef COLOR_H
#define COLOR_H
void color_init (void);
/* Return the pixel value for the given red, green and blue */
int color_alloc (gushort red, gushort green, gushort blue);
void color_alloc_name (char *name, GdkColor *color);
void color_alloc_gdk (GdkColor *color);
/* Colors used by any GnumericSheet item */
extern GdkColor gs_white, gs_light_gray, gs_dark_gray, gs_black;
#endif
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment