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Added support for more image formats for icons ( see knopwob/dunst#150 )

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This commit is contained in:
Andrew Krasichkov 2015-11-15 21:16:37 +02:00
parent f60131258a
commit b6f56be97b
2 changed files with 58 additions and 12 deletions
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2
config.mk
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@ -27,7 +27,7 @@ CFLAGS += -g --std=gnu99 -pedantic -Wall -Wno-overlength-strings -Os ${STATIC}
pkg_config_packs := dbus-1 x11 freetype2 xext xft xscrnsaver \ pkg_config_packs := dbus-1 x11 freetype2 xext xft xscrnsaver \
"glib-2.0 >= 2.36" gio-2.0 \ "glib-2.0 >= 2.36" gio-2.0 \
pango cairo pangocairo pango cairo pangocairo gdk-2.0
# check if we need libxdg-basedir # check if we need libxdg-basedir
ifeq (,$(findstring STATIC_CONFIG,$(CFLAGS))) ifeq (,$(findstring STATIC_CONFIG,$(CFLAGS)))

66
x.c
View File

@ -14,6 +14,7 @@
#include <X11/Xatom.h> #include <X11/Xatom.h>
#include <pango/pangocairo.h> #include <pango/pangocairo.h>
#include <cairo-xlib.h> #include <cairo-xlib.h>
#include <gdk/gdk.h>
#include "x.h" #include "x.h"
#include "utils.h" #include "utils.h"
@ -191,6 +192,17 @@ static bool have_dynamic_width(void)
return (xctx.geometry.mask & WidthValue && xctx.geometry.w == 0); return (xctx.geometry.mask & WidthValue && xctx.geometry.w == 0);
} }
static bool is_readable_file(const char *filename)
{
return (access(filename, R_OK) != -1);
}
const char *get_filename_ext(const char *filename) {
const char *dot = strrchr(filename, '.');
if(!dot || dot == filename) return "";
return dot + 1;
}
static dimension_t calculate_dimensions(GSList *layouts) static dimension_t calculate_dimensions(GSList *layouts)
{ {
dimension_t dim; dimension_t dim;
@ -274,6 +286,47 @@ static dimension_t calculate_dimensions(GSList *layouts)
return dim; return dim;
} }
static cairo_surface_t *get_icon_surface_from_file(const char *icon_path)
{
cairo_surface_t *icon_surface = NULL;
if (is_readable_file(icon_path)) {
char *img_type;
img_type = get_filename_ext(icon_path);
if (strcmp(img_type, "png") == 0) {
icon_surface = cairo_image_surface_create_from_png(icon_path);
} else {
GdkPixbuf *pixbuf;
GError *error = NULL;
cairo_t *cr;
cairo_format_t format;
double width, height;
pixbuf = gdk_pixbuf_new_from_file(icon_path, &error);
if (pixbuf != NULL) {
if (gdk_pixbuf_get_has_alpha(pixbuf)) {
format = CAIRO_FORMAT_ARGB32;
} else {
format = CAIRO_FORMAT_RGB24;
}
width = gdk_pixbuf_get_width(pixbuf);
height = gdk_pixbuf_get_height(pixbuf);
icon_surface = cairo_image_surface_create(format, width, height);
cr = cairo_create(icon_surface);
gdk_cairo_set_source_pixbuf(cr, pixbuf, 0, 0);
cairo_paint(cr);
free(cr);
g_object_unref(pixbuf);
} else {
g_free(error);
}
}
if (cairo_surface_status(icon_surface) != CAIRO_STATUS_SUCCESS) {
cairo_surface_destroy(icon_surface);
icon_surface = NULL;
}
}
return icon_surface;
}
static cairo_surface_t *get_icon_surface(char *icon_path) static cairo_surface_t *get_icon_surface(char *icon_path)
{ {
cairo_surface_t *icon_surface = NULL; cairo_surface_t *icon_surface = NULL;
@ -287,11 +340,7 @@ static cairo_surface_t *get_icon_surface(char *icon_path)
} }
/* absolute path? */ /* absolute path? */
if (icon_path[0] == '/' || icon_path[0] == '~') { if (icon_path[0] == '/' || icon_path[0] == '~') {
icon_surface = cairo_image_surface_create_from_png(icon_path); icon_surface = get_icon_surface_from_file(icon_path);
if (cairo_surface_status(icon_surface) != CAIRO_STATUS_SUCCESS) {
cairo_surface_destroy(icon_surface);
icon_surface = NULL;
}
} }
/* search in icon_folders */ /* search in icon_folders */
if (icon_surface == NULL) { if (icon_surface == NULL) {
@ -305,13 +354,10 @@ static cairo_surface_t *get_icon_surface(char *icon_path)
maybe_icon_path = g_strconcat(current_folder, "/", icon_path, ".png", NULL); maybe_icon_path = g_strconcat(current_folder, "/", icon_path, ".png", NULL);
free(current_folder); free(current_folder);
icon_surface = cairo_image_surface_create_from_png(maybe_icon_path); icon_surface = get_icon_surface_from_file(maybe_icon_path);
free(maybe_icon_path); free(maybe_icon_path);
if (cairo_surface_status(icon_surface) == CAIRO_STATUS_SUCCESS) { if (icon_surface != NULL) {
return icon_surface; return icon_surface;
} else {
cairo_surface_destroy(icon_surface);
icon_surface = NULL;
} }
start = end + 1; start = end + 1;