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/*
* Copyright (C) 2000, Matias Atria
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <config.h>
#include "mdvi.h"
void mdvi_set_color(DviContext *dvi, Ulong fg, Ulong bg)
{
if(dvi->curr_fg != fg || dvi->curr_bg != bg) {
DEBUG((DBG_DEVICE, "setting color to (%lu,%lu)\n", fg, bg));
if(dvi->device.set_color)
dvi->device.set_color(dvi->device.device_data, fg, bg);
dvi->curr_fg = fg;
dvi->curr_bg = bg;
}
}
void mdvi_push_color(DviContext *dvi, Ulong fg, Ulong bg)
{
if(dvi->color_top == dvi->color_size) {
dvi->color_size += 32;
dvi->color_stack = mdvi_realloc(dvi->color_stack,
dvi->color_size * sizeof(DviColorPair));
}
dvi->color_stack[dvi->color_top].fg = dvi->curr_fg;
dvi->color_stack[dvi->color_top].bg = dvi->curr_bg;
dvi->color_top++;
mdvi_set_color(dvi, fg, bg);
}
void mdvi_pop_color(DviContext *dvi)
{
Ulong fg, bg;
if(dvi->color_top == 0)
return;
dvi->color_top--;
fg = dvi->color_stack[dvi->color_top].fg;
bg = dvi->color_stack[dvi->color_top].bg;
mdvi_set_color(dvi, fg, bg);
}
void mdvi_reset_color(DviContext *dvi)
{
dvi->color_top = 0;
mdvi_set_color(dvi, dvi->params.fg, dvi->params.bg);
}
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