From 3f3748d4bd40126e1253593dc05f2c99ef15bd84 Mon Sep 17 00:00:00 2001
From: Julien Danjou <julien@danjou.info>
Date: Sat, 22 Dec 2007 15:37:43 +0100
Subject: [PATCH] new widget to draw icons from PNG image

---
 config.c  |  6 ++++++
 config.mk |  2 +-
 draw.c    | 31 +++++++++++++++++++++++++++++++
 draw.h    |  2 ++
 widget.c  |  4 +++-
 widget.h  |  1 +
 6 files changed, 44 insertions(+), 2 deletions(-)

diff --git a/config.c b/config.c
index 3fc6ce1db..0a3499aba 100644
--- a/config.c
+++ b/config.c
@@ -332,6 +332,11 @@ config_parse(const char *confpatharg)
     {
         CFG_END()
     };
+    static cfg_opt_t widget_iconbox_opts[] =
+    {
+        CFG_STR((char *) "image", (char *) NULL, CFGF_NONE),
+        CFG_END()
+    };
     static cfg_opt_t widget_textbox_opts[] =
     {
         CFG_STR((char *) "default", (char *) NULL, CFGF_NONE),
@@ -346,6 +351,7 @@ config_parse(const char *confpatharg)
         CFG_SEC((char *) "taglist", widget_opts, CFGF_TITLE | CFGF_MULTI),
         CFG_SEC((char *) "focustitle", widget_opts, CFGF_TITLE | CFGF_MULTI),
         CFG_SEC((char *) "layoutinfo", widget_opts, CFGF_TITLE | CFGF_MULTI),
+        CFG_SEC((char *) "iconbox", widget_iconbox_opts, CFGF_TITLE | CFGF_MULTI),
         CFG_END()
     };
     static cfg_opt_t tag_opts[] =
diff --git a/config.mk b/config.mk
index 2d93f486c..22257cfae 100644
--- a/config.mk
+++ b/config.mk
@@ -7,7 +7,7 @@ RELEASE = "Productivity Breaker"
 # additional layouts
 LAYOUTS = layouts/tile.c layouts/floating.c layouts/max.c layouts/fibonacci.c
 
-WIDGETS = widgets/taglist.c widgets/layoutinfo.c widgets/textbox.c widgets/focustitle.c
+WIDGETS = widgets/taglist.c widgets/layoutinfo.c widgets/textbox.c widgets/focustitle.c widgets/iconbox.c
 
 # paths
 PREFIX = /usr/local
diff --git a/draw.c b/draw.c
index d035a1ed0..33946a54b 100644
--- a/draw.c
+++ b/draw.c
@@ -149,6 +149,37 @@ drawcircle(DrawCtx *ctx, int x, int y, int r, Bool filled, XColor color)
     cairo_surface_destroy(surface);
 }
 
+void
+drawimage(DrawCtx *ctx, int x, int y, const char *filename)
+{
+    cairo_surface_t *surface, *source;
+    cairo_t *cr;
+
+    source = cairo_xlib_surface_create(ctx->display, ctx->drawable, ctx->visual, ctx->width, ctx->height);
+    surface = cairo_image_surface_create_from_png(filename);
+    cr = cairo_create (source);
+    cairo_set_source_surface(cr, surface, x, y);
+    cairo_paint(cr);
+
+    cairo_destroy(cr);
+    cairo_surface_destroy(source);
+    cairo_surface_destroy(surface);
+}
+
+int draw_get_image_width(const char *filename)
+{
+    int width;
+    cairo_surface_t *surface;
+
+    surface = cairo_image_surface_create_from_png(filename);
+    cairo_image_surface_get_width(surface);
+    width = cairo_image_surface_get_width(surface);
+    cairo_surface_destroy(surface);
+
+    return width;
+}
+
+
 Drawable
 draw_rotate(DrawCtx *ctx, int screen, double angle, int tx, int ty)
 {
diff --git a/draw.h b/draw.h
index f8396305d..3136074a1 100644
--- a/draw.h
+++ b/draw.h
@@ -41,6 +41,8 @@ void draw_free_context(DrawCtx*);
 void drawtext(DrawCtx *, int, int, int, int, XftFont *, const char *, XColor fg, XColor bg);
 void drawrectangle(DrawCtx *, int, int, int, int, Bool, XColor);
 void drawcircle(DrawCtx *, int, int, int, Bool, XColor);
+void drawimage(DrawCtx *, int, int, const char *);
+int draw_get_image_width(const char *filename);
 Drawable draw_rotate(DrawCtx *, int, double, int, int);
 unsigned short textwidth(DrawCtx *, XftFont *, char *);
 unsigned short textwidth_primitive(Display*, XftFont*, char*);
diff --git a/widget.c b/widget.c
index 98d996f10..8bb96fe54 100644
--- a/widget.c
+++ b/widget.c
@@ -11,6 +11,7 @@ const NameFuncLink WidgetList[] =
     {"layoutinfo", layoutinfo_new},
     {"focustitle", focustitle_new},
     {"textbox", textbox_new},
+    {"iconbox", iconbox_new},
     {NULL, NULL}
 };
 
@@ -28,7 +29,8 @@ calculate_alignments(Widget *widget)
     }
 
     if(widget)
-        for(; widget; widget = widget->next){
+        for(; widget; widget = widget->next)
+        {
             if (widget->alignment == AlignFlex)
                 warn("Multiple flex widgets in panel -"
                      " ignoring flex for all but the first.");
diff --git a/widget.h b/widget.h
index 691a10405..492d76f4b 100644
--- a/widget.h
+++ b/widget.h
@@ -18,6 +18,7 @@ WidgetConstructor layoutinfo_new;
 WidgetConstructor taglist_new;
 WidgetConstructor textbox_new;
 WidgetConstructor focustitle_new;
+WidgetConstructor iconbox_new;
 
 UICB_PROTO(uicb_widget_tell);