expose drawing area and remove custom frame and label

inc/ztoolkit/ztk.h

@@ -14,7 +14,7 @@
  * GNU Affero General Public License for more details.
  *
  * You should have received a copy of the GNU General Affero Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ * along with ZToolkit.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __Z_TOOLKIT_ZTK_H__
@@ -22,6 +22,7 @@
 
 #include "ztoolkit/ztk_app.h"
 #include "ztoolkit/ztk_color.h"
+#include "ztoolkit/ztk_drawing_area.h"
 #include "ztoolkit/ztk_knob.h"
 #include "ztoolkit/ztk_knob_with_label.h"
 #include "ztoolkit/ztk_label.h"

src/meson.build

@@ -19,6 +19,7 @@ ztoolkit_srcs = files([
   'log.c',
   'ztk_app.c',
   'ztk_color.c',
+  'ztk_drawing_area.c',
   'ztk_knob.c',
   'ztk_knob_with_label.c',
   'ztk_label.c',

src/ztk_app.c

@@ -51,10 +51,12 @@ on_expose (
 
   cairo_t* cr = (cairo_t*)puglGetContext(view);
 
-  // Draw background
   const PuglRect frame  = puglGetFrame(view);
   const double   width  = frame.width;
   const double   height = frame.height;
+
+#if 0
+  // Draw background
   ztk_color_set_for_cairo (
     &self->theme.bg_dark_variant2, cr);
   cairo_rectangle(cr, 0, 0, width, height);
@@ -79,6 +81,7 @@ on_expose (
     padding * 2.3 + extents.height);
   cairo_set_source_rgba(cr, 1, 1, 1, 1);
   cairo_show_text(cr, lbl);
+#endif
 
   // Scale to view size
   const double scaleX =

src/ztk_drawing_area.c

@@ -17,6 +17,8 @@
  * along with ZToolkit.  If not, see <https://www.gnu.org/licenses/>.
  */
 
+#include <stdlib.h>
+
 #include "ztoolkit/ztk_drawing_area.h"
 
 static void
@@ -74,5 +76,3 @@ ztk_drawing_area_new (
 
   return self;
 }
-
-#endif