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/*
Copyright © 2004 Callum McKenzie
Copyright © 2007, 2008 Christian Persch
This library 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 3 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, see <http://www.gnu.org/licenses/>.
*/
/* Authors: Callum McKenzie <callum@physics.otago.ac.nz> */
#include <config.h>
#include <string.h>
#include <glib.h>
#include <gdk-pixbuf/gdk-pixbuf.h>
#include <gtk/gtk.h>
#include <libgames-support/games-preimage.h>
#include <libgames-support/games-preimage-private.h>
#include <libgames-support/games-runtime.h>
#include <libgames-support/games-string-utils.h>
#include "ar-card-theme.h"
#include "ar-card-theme-private.h"
struct _ArCardThemeSVGClass {
ArCardThemePreimageClass parent_class;
};
struct _ArCardThemeSVG {
ArCardThemePreimage parent_instance;
};
#define N_ROWS ((double) 5.0)
#define N_COLS ((double) 13.0)
#define DELTA (0.0f)
/* Class implementation */
G_DEFINE_TYPE (ArCardThemeSVG, ar_card_theme_svg, AR_TYPE_CARD_THEME_PREIMAGE);
static GdkPixbuf *
ar_card_theme_svg_get_card_pixbuf (ArCardTheme *card_theme,
int card_id)
{
ArCardThemePreimage *preimage_card_theme = (ArCardThemePreimage *) card_theme;
GamesPreimage *preimage = preimage_card_theme->cards_preimage;
GdkPixbuf *subpixbuf;
int suit, rank;
double card_width, card_height;
double width, height;
double offsetx, offsety;
double zoomx, zoomy;
char node[32];
if (G_UNLIKELY (card_id == AR_CARD_SLOT)) {
subpixbuf = games_preimage_render (preimage_card_theme->slot_preimage,
preimage_card_theme->card_size.width,
preimage_card_theme->card_size.height);
return subpixbuf;
}
suit = card_id / 13;
rank = card_id % 13;
card_width = ((double) games_preimage_get_width (preimage)) / N_COLS;
card_height = ((double) games_preimage_get_height (preimage)) / N_ROWS;
width = preimage_card_theme->card_size.width - 2 * DELTA;
height = preimage_card_theme->card_size.height - 2 * DELTA;
offsetx = -((double) rank) * card_width + DELTA;
offsety = -((double) suit) * card_height + DELTA;
zoomx = width / card_width;
zoomy = height / card_height;
ar_card_get_node_by_suit_and_rank_snprintf (node, sizeof (node), suit, rank);
subpixbuf = games_preimage_render_sub (preimage,
node,
preimage_card_theme->card_size.width,
preimage_card_theme->card_size.height,
offsetx, offsety,
zoomx, zoomy);
return subpixbuf;
}
#if GTK_CHECK_VERSION (2, 10,0)
static void
ar_card_theme_svg_paint_card (ArCardTheme *card_theme,
cairo_t *cr,
int card_id)
{
ArCardThemePreimage *preimage_card_theme = (ArCardThemePreimage *) card_theme;
GamesPreimage *preimage = preimage_card_theme->cards_preimage;
int suit, rank;
double card_width, card_height;
double width, height;
double offsetx, offsety;
double zoomx, zoomy;
char node[32];
if (G_UNLIKELY (card_id == AR_CARD_SLOT)) {
games_preimage_render_cairo (preimage_card_theme->slot_preimage,
cr,
preimage_card_theme->card_size.width,
preimage_card_theme->card_size.height);
return;
}
suit = card_id / 13;
rank = card_id % 13;
card_width = ((double) games_preimage_get_width (preimage)) / N_COLS;
card_height = ((double) games_preimage_get_height (preimage)) / N_ROWS;
width = preimage_card_theme->card_size.width - 2 * DELTA;
height = preimage_card_theme->card_size.height - 2 * DELTA;
offsetx = -((double) rank) * card_width + DELTA;
offsety = -((double) suit) * card_height + DELTA;
zoomx = width / card_width;
zoomy = height / card_height;
ar_card_get_node_by_suit_and_rank_snprintf (node, sizeof (node), suit, rank);
games_preimage_render_cairo_sub (preimage,
cr,
node,
preimage_card_theme->card_size.width,
preimage_card_theme->card_size.height,
offsetx, offsety,
zoomx, zoomy);
}
#endif /* GTK 2.10 */
static void
ar_card_theme_svg_init (ArCardThemeSVG * cardtheme)
{
}
static ArCardThemeInfo *
ar_card_theme_svg_class_get_theme_info (ArCardThemeClass *klass,
const char *path,
const char *filename)
{
ArCardThemeInfo *info;
info = AR_CARD_THEME_CLASS (ar_card_theme_svg_parent_class)->get_theme_info (klass, path, filename);
if (info) {
g_assert (info->pref_name == NULL);
/* SVG is the default. For pref backward compatibility,
* we don't add a svg: prefix there. We don't strip the .svg
* extension anymore though.
*/
info->pref_name = g_strdup (filename);
return info;
}
return NULL;
}
static gboolean
ar_card_theme_svg_class_foreach_theme_dir (ArCardThemeClass *klass,
ArCardThemeForeachFunc callback,
gpointer data)
{
if (!_ar_card_theme_class_foreach_env (klass, "AR_CARD_THEME_PATH_SVG", callback, data))
return FALSE;
if (!callback (klass, games_runtime_get_directory (GAMES_RUNTIME_SCALABLE_CARDS_DIRECTORY), data))
return FALSE;
/* If we're installed in a non-system prefix, also load the card themes
* from the system prefix.
*/
if (!games_runtime_is_system_prefix ())
return callback (klass, "/usr/share/gnome-games-common/cards", data);
return TRUE;
}
static void
ar_card_theme_svg_class_init (ArCardThemeSVGClass * klass)
{
ArCardThemeClass *theme_class = AR_CARD_THEME_CLASS (klass);
ArCardThemePreimageClass *preimage_theme_class = AR_CARD_THEME_PREIMAGE_CLASS (klass);
theme_class->get_theme_info = ar_card_theme_svg_class_get_theme_info;
theme_class->foreach_theme_dir = ar_card_theme_svg_class_foreach_theme_dir;
theme_class->get_card_pixbuf = ar_card_theme_svg_get_card_pixbuf;
#if GTK_CHECK_VERSION (2, 10, 0)
theme_class->paint_card = ar_card_theme_svg_paint_card;
#endif
preimage_theme_class->needs_scalable_cards = TRUE;
}
/* private API */
/**
* ar_card_theme_svg_new:
*
* Returns: a new #ArCardThemeSVG
*/
ArCardTheme*
ar_card_theme_svg_new (void)
{
return g_object_new (AR_TYPE_CARD_THEME_SVG, NULL);
}
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