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Cleanup SetRotation() a bit: use a single switch instead of multiple if, instead of exiting with a not correct angle just reset it to 0.

This commit is contained in:
riccardom 2009-05-08 22:03:50 +00:00
parent 0c937d7f98
commit 3dbed90795
1 changed files with 21 additions and 13 deletions
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34
desmume/src/gtk/main.cpp
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@ -1209,25 +1209,33 @@ static void Edit_Controls()
static void SetRotation(GtkAction* action, gpointer data)
{
const gchar *angle = gtk_action_get_name(GTK_ACTION(action)) + strlen("rotate_");
nds_screen_rotation_angle = atoi(angle);
int a = nds_screen_rotation_angle;
if( a != 0 && a != 90 && a != 180 && a != 270 ){
g_printerr("Congratulations, you've managed to set unsupported screen rotation angle (%s)", angle);
exit(1);
}
gint H, W;
gfloat ratio;
if(a == 90 || a == 270){
W = 384; H = 256;
} else {
W = 256; H = 384;
nds_screen_rotation_angle = atoi(angle);
switch (nds_screen_rotation_angle) {
case 0:
case 180:
W = 256;
H = 384;
break;
case 90:
case 270:
W = 384;
H = 256;
break;
default:
g_printerr("Congratulations, you've managed to set unsupported screen rotation angle (%s), resetting angle to 0\n", angle);
nds_screen_rotation_angle = 0;
W = 256;
H = 384;
break;
}
ratio = (gfloat) W / (gfloat) H;
gtk_widget_set_size_request(GTK_WIDGET(pDrawingArea), W, H);
gtk_aspect_frame_set (pAspectFrame ,
0.5, /* center x */
0.5, /* center y */
ratio, /* xsize/ysize */
(gfloat) W / (gfloat) H, /* xsize/ysize */
FALSE /* ignore child's aspect */);
}