refactor source tree organization, switch to meson

src/api-impl-jni/android_graphics_Bitmap.c

@@ -0,0 +1,28 @@
+#include <gtk/gtk.h>
+
+#include "defines.h"
+#include "util.h"
+
+#include "generated_headers/android_graphics_Bitmap.h"
+
+JNIEXPORT jlong JNICALL Java_android_graphics_Bitmap_native_1bitmap_1from_1path(JNIEnv *env, jobject this, jobject path)
+{
+	GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file(_CSTRING(path), NULL);
+	printf(">>> made pixbuf from path: >%s<, >%p<\n", _CSTRING(path), pixbuf);
+	g_object_ref(pixbuf);
+	return _INTPTR(pixbuf);
+}
+
+JNIEXPORT jint JNICALL Java_android_graphics_Bitmap_getWidth(JNIEnv *env, jobject this)
+{
+	GdkPixbuf *pixbuf = _PTR(_GET_LONG_FIELD(this, "pixbuf"));
+
+	return gdk_pixbuf_get_width(pixbuf);
+}
+
+JNIEXPORT jint JNICALL Java_android_graphics_Bitmap_getHeight(JNIEnv *env, jobject this)
+{
+	GdkPixbuf *pixbuf = _PTR(_GET_LONG_FIELD(this, "pixbuf"));
+
+	return gdk_pixbuf_get_height(pixbuf);
+}