diff --git a/gtkarea/main.c b/gtkarea/main.c
deleted file mode 100644
index 40bd8168..00000000
--- a/gtkarea/main.c
+++ /dev/null
@@ -1,362 +0,0 @@
-// 4 september 2015
-#define _GNU_SOURCE
-#include <math.h>
-#include "area.h"
-
-// #qo pkg-config: gtk+-3.0
-
-struct handler {
-	uiAreaHandler ah;
-};
-
-static GtkWidget *area;
-static struct handler h;
-static GtkWidget *nhspinb;
-static GtkWidget *nvspinb;
-static GtkWidget *textstr;
-
-static void handlerDraw(uiAreaHandler *a, uiArea *area, uiAreaDrawParams *p)
-{
-	uiDrawPath *path;
-	uiDrawBrush brush;
-	uiDrawStrokeParams sp;
-
-	brush.Type = uiDrawBrushTypeSolid;
-	brush.A = 1;
-
-	brush.R = 1;
-	brush.G = 0;
-	brush.B = 0;
-	path = uiDrawNewPath(uiDrawFillModeWinding);
-	uiDrawPathNewFigure(path, p->ClipX + 5, p->ClipY + 5);
-	uiDrawPathLineTo(path, (p->ClipX + p->ClipWidth) - 5, (p->ClipY + p->ClipHeight) - 5);
-	uiDrawPathEnd(path);
-	sp.Cap = uiDrawLineCapFlat;
-	sp.Join = uiDrawLineJoinMiter;
-	sp.Thickness = 1;
-	sp.MiterLimit = uiDrawDefaultMiterLimit;
-	uiDrawStroke(p->Context, path, &brush, &sp);
-	uiDrawFreePath(path);
-
-	brush.R = 0;
-	brush.G = 0;
-	brush.B = 0.75;
-	path = uiDrawNewPath(uiDrawFillModeWinding);
-	uiDrawPathNewFigure(path, p->ClipX, p->ClipY);
-	uiDrawPathLineTo(path, p->ClipX + p->ClipWidth, p->ClipY);
-	uiDrawPathLineTo(path, 50, 150);
-	uiDrawPathLineTo(path, 50, 50);
-	uiDrawPathCloseFigure(path);
-	uiDrawPathEnd(path);
-	sp.Cap = uiDrawLineCapFlat;
-	sp.Join = uiDrawLineJoinRound;
-	sp.Thickness = 5;
-	uiDrawStroke(p->Context, path, &brush, &sp);
-	uiDrawFreePath(path);
-
-	brush.R = 0;
-	brush.G = 0.75;
-	brush.B = 0;
-	brush.A = 0.5;
-	path = uiDrawNewPath(uiDrawFillModeWinding);
-	uiDrawPathAddRectangle(path, 120, 80, 50, 50);
-	uiDrawPathEnd(path);
-	uiDrawFill(p->Context, path, &brush);
-	uiDrawFreePath(path);
-	brush.A = 1;
-
-	brush.R = 0;
-	brush.G = 0.5;
-	brush.B = 0;
-	path = uiDrawNewPath(uiDrawFillModeWinding);
-	uiDrawPathNewFigure(path, 5.5, 10.5);
-	uiDrawPathLineTo(path, 5.5, 50.5);
-	uiDrawPathEnd(path);
-	sp.Cap = uiDrawLineCapFlat;
-	sp.Join = uiDrawLineJoinMiter;
-	sp.Thickness = 1;
-	sp.MiterLimit = uiDrawDefaultMiterLimit;
-	uiDrawStroke(p->Context, path, &brush, &sp);
-	uiDrawFreePath(path);
-
-	brush.R = 0.5;
-	brush.G = 0.75;
-	brush.B = 0;
-	path = uiDrawNewPath(uiDrawFillModeWinding);
-	uiDrawPathNewFigure(path, 400, 100);
-	uiDrawPathArcTo(path,
-		400, 100,
-		50,
-		30. * (M_PI / 180.),
-		// note the end angle here
-		// in GDI, the second angle to AngleArc() is relative to the start, not to 0
-		330. * (M_PI / 180.));
-	// TODO add a checkbox for this
-	uiDrawPathLineTo(path, 400, 100);
-	uiDrawPathNewFigureWithArc(path,
-		510, 100,
-		50,
-		30. * (M_PI / 180.),
-		330. * (M_PI / 180.));
-	uiDrawPathCloseFigure(path);
-	uiDrawPathEnd(path);
-	sp.Cap = uiDrawLineCapFlat;
-	sp.Join = uiDrawLineJoinMiter;
-	sp.Thickness = 1;
-	sp.MiterLimit = uiDrawDefaultMiterLimit;
-	uiDrawStroke(p->Context, path, &brush, &sp);
-	uiDrawFreePath(path);
-
-	brush.R = 0;
-	brush.G = 0.5;
-	brush.B = 0.75;
-	path = uiDrawNewPath(uiDrawFillModeWinding);
-	uiDrawPathNewFigure(path, 300, 300);
-	uiDrawPathBezierTo(path,
-		350, 320,
-		310, 390,
-		435, 372);
-	uiDrawPathEnd(path);
-	sp.Cap = uiDrawLineCapFlat;
-	sp.Join = uiDrawLineJoinMiter;
-	sp.Thickness = 1;
-	sp.MiterLimit = uiDrawDefaultMiterLimit;
-	uiDrawStroke(p->Context, path, &brush, &sp);
-	uiDrawFreePath(path);
-
-	// based on https://msdn.microsoft.com/en-us/library/windows/desktop/dd756682%28v=vs.85%29.aspx
-	path = uiDrawNewPath(uiDrawFillModeWinding);
-#define XO 50
-#define YO 250
-	uiDrawPathNewFigure(path, 0 + XO, 0 + YO);
-	uiDrawPathLineTo(path, 200 + XO, 0 + YO);
-	uiDrawPathBezierTo(path,
-		150 + XO, 50 + YO,
-		150 + XO, 150 + YO,
-		200 + XO, 200 + YO);
-	uiDrawPathLineTo(path, 0 + XO, 200 + YO);
-	uiDrawPathBezierTo(path,
-		50 + XO, 150 + YO,
-		50 + XO, 50 + YO,
-		0 + XO, 0 + YO);
-	uiDrawPathCloseFigure(path);
-	uiDrawPathEnd(path);
-	// first the stroke
-	brush.Type = uiDrawBrushTypeSolid;
-	brush.R = 0;
-	brush.G = 0;
-	brush.B = 0;
-	brush.A = 1;
-	sp.Cap = uiDrawLineCapFlat;
-	sp.Join = uiDrawLineJoinMiter;
-	sp.MiterLimit = uiDrawDefaultMiterLimit;
-	sp.Thickness = 10;
-	uiDrawStroke(p->Context, path, &brush, &sp);
-	// and now the fill
-	{
-		uiDrawBrushGradientStop stops[2];
-
-		stops[0].Pos = 0.0;
-		stops[0].R = 0.0;
-		stops[0].G = 1.0;
-		stops[0].B = 1.0;
-		stops[0].A = 0.25;
-		stops[1].Pos = 1.0;
-		stops[1].R = 0.0;
-		stops[1].G = 0.0;
-		stops[1].B = 1.0;
-		stops[1].A = 1.0;
-		brush.Type = uiDrawBrushTypeLinearGradient;
-		brush.X0 = 100 + XO;
-		brush.Y0 = 0 + YO;
-		brush.X1 = 100 + XO;
-		brush.Y1 = 200 + YO;
-		brush.Stops = stops;
-		brush.NumStops = 2;
-		uiDrawFill(p->Context, path, &brush);
-	}
-#undef YO
-#undef XO
-	uiDrawFreePath(path);
-
-	// based on https://msdn.microsoft.com/en-us/library/windows/desktop/dd756679%28v=vs.85%29.aspx
-	path = uiDrawNewPath(uiDrawFillModeWinding);
-	uiDrawPathNewFigure(path, 585, 235);
-	uiDrawPathArcTo(path,
-		510, 235,
-		75,
-		0,
-		// TODO why doesn't 360° work
-		2 * M_PI - 0.1);
-	uiDrawPathEnd(path);
-	// first the stroke
-	brush.Type = uiDrawBrushTypeSolid;
-	brush.R = 0;
-	brush.G = 0;
-	brush.B = 0;
-	brush.A = 1;
-	sp.Cap = uiDrawLineCapFlat;
-	sp.Join = uiDrawLineJoinMiter;
-	sp.MiterLimit = uiDrawDefaultMiterLimit;
-	sp.Thickness = 1;
-	uiDrawStroke(p->Context, path, &brush, &sp);
-	// then the fill
-	{
-		uiDrawBrushGradientStop stops[2];
-
-		stops[0].Pos = 0.0;
-		stops[0].R = 1.0;
-		stops[0].G = 1.0;
-		stops[0].B = 0.0;
-		stops[0].A = 1.0;
-		stops[1].Pos = 1.0;
-		stops[1].R = ((double) 0x22) / 255.0;
-		stops[1].G = ((double) 0x8B) / 255.0;
-		stops[1].B = ((double) 0x22) / 255.0;
-		stops[1].A = 1.0;
-		brush.Type = uiDrawBrushTypeRadialGradient;
-		// start point
-		brush.X0 = 510;
-		brush.Y0 = 235;
-		// outer circle's center
-		brush.X1 = 510;
-		brush.Y1 = 235;
-		brush.OuterRadius = 75;
-		brush.Stops = stops;
-		brush.NumStops = 2;
-		uiDrawFill(p->Context, path, &brush);
-	}
-	uiDrawFreePath(path);
-}
-
-static uintmax_t handlerHScrollMax(uiAreaHandler *a, uiArea *area)
-{
-	return gtk_spin_button_get_value_as_int(GTK_SPIN_BUTTON(nhspinb));
-}
-
-static uintmax_t handlerVScrollMax(uiAreaHandler *a, uiArea *area)
-{
-	return gtk_spin_button_get_value_as_int(GTK_SPIN_BUTTON(nvspinb));
-}
-
-static int handlerRedrawOnResize(uiAreaHandler *a, uiArea *area)
-{
-	return 1;
-}
-
-static void handlerMouseEvent(uiAreaHandler *a, uiArea *area, uiAreaMouseEvent *e)
-{
-	printf("mouse (%d,%d):(%d,%d) down:%d up:%d count:%d mods:%x held:%x\n",
-		(int) e->X,
-		(int) e->Y,
-		(int) e->HScrollPos,
-		(int) e->VScrollPos,
-		(int) e->Down,
-		(int) e->Up,
-		(int) e->Count,
-		(uint32_t) e->Modifiers,
-		e->Held1To64);
-}
-
-static void handlerDragBroken(uiAreaHandler *ah, uiArea *a)
-{
-	printf("drag broken\n");
-}
-
-static int handlerKeyEvent(uiAreaHandler *ah, uiArea *a, uiAreaKeyEvent *e)
-{
-	char k[4];
-
-	k[0] = '\'';
-	k[1] = e->Key;
-	k[2] = '\'';
-	k[3] = '\0';
-	if (e->Key == 0) {
-		k[0] = '0';
-		k[1] = '\0';
-	}
-	printf("key key:%s extkey:%d mod:%d mods:%d up:%d\n",
-		k,
-		(int) e->ExtKey,
-		(int) e->Modifier,
-		(int) e->Modifiers,
-		e->Up);
-	return 0;
-}
-
-static void recalcScroll(GtkSpinButton *sb, gpointer data)
-{
-	areaUpdateScroll(area);
-}
-
-static GtkWidget *makeSpinbox(int min)
-{
-	GtkWidget *sb;
-
-	sb = gtk_spin_button_new_with_range(min, 100000, 1);
-	gtk_spin_button_set_digits(GTK_SPIN_BUTTON(sb), 0);
-	g_signal_connect(sb, "value-changed", G_CALLBACK(recalcScroll), NULL);
-	return sb;
-}
-
-int main(void)
-{
-	GtkWidget *mainwin;
-	GtkWidget *box;
-	GtkWidget *scroller;
-	GtkWidget *grid;
-
-	h.ah.Draw = handlerDraw;
-	h.ah.HScrollMax = handlerHScrollMax;
-	h.ah.VScrollMax = handlerVScrollMax;
-	h.ah.RedrawOnResize = handlerRedrawOnResize;
-	h.ah.MouseEvent = handlerMouseEvent;
-	h.ah.DragBroken = handlerDragBroken;
-	h.ah.KeyEvent = handlerKeyEvent;
-
-	gtk_init(NULL, NULL);
-
-	mainwin = gtk_window_new(GTK_WINDOW_TOPLEVEL);
-	gtk_container_set_border_width(GTK_CONTAINER(mainwin), 12);
-	g_signal_connect(mainwin, "destroy", G_CALLBACK(gtk_main_quit), NULL);
-
-	box = gtk_box_new(GTK_ORIENTATION_VERTICAL, 6);
-	gtk_container_add(GTK_CONTAINER(mainwin), box);
-
-	scroller = gtk_scrolled_window_new(NULL, NULL);
-	gtk_widget_set_hexpand(scroller, TRUE);
-	gtk_widget_set_halign(scroller, GTK_ALIGN_FILL);
-	gtk_widget_set_vexpand(scroller, TRUE);
-	gtk_widget_set_valign(scroller, GTK_ALIGN_FILL);
-	gtk_container_add(GTK_CONTAINER(box), scroller);
-
-	grid = gtk_grid_new();
-	gtk_widget_set_halign(grid, GTK_ALIGN_START);
-	gtk_container_add(GTK_CONTAINER(box), grid);
-
-	gtk_grid_attach(GTK_GRID(grid),
-		gtk_label_new("H Count"),
-		0, 0, 1, 1);
-	nhspinb = makeSpinbox(0);
-	gtk_grid_attach(GTK_GRID(grid), nhspinb,
-		1, 0, 1, 1);
-
-	gtk_grid_attach(GTK_GRID(grid),
-		gtk_label_new("V Count"),
-		0, 1, 1, 1);
-	nvspinb = makeSpinbox(0);
-	gtk_grid_attach(GTK_GRID(grid), nvspinb,
-		1, 1, 1, 1);
-
-	textstr = gtk_entry_new();
-	gtk_entry_set_text(GTK_ENTRY(textstr), "ベア・ナックルII 死闘への鎮魂歌");
-	gtk_grid_attach(GTK_GRID(grid), textstr,
-		2, 0, 1, 1);
-
-	area = newArea((uiAreaHandler *) (&h));
-	gtk_container_add(GTK_CONTAINER(scroller), area);
-
-	gtk_widget_show_all(mainwin);
-	gtk_main();
-	return 0;
-}