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- Exhumed: interpolate the menu items when zooming.

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This commit is contained in:
Christoph Oelckers 2022-01-03 22:40:52 +01:00
parent 2f66377511
commit 8bc1ca5f58
1 changed files with 16 additions and 3 deletions
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19
wadsrc/static/zscript/games/exhumed/ui/menu.zs
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@ -1,7 +1,8 @@
class ExhumedMenuDelegate : RazeMenuDelegate
{
double zoomsize; // this is the only persistent place where it can be conveniently stored.
double lastzoomsize, zoomsize; // this is the only persistent place where it can be conveniently stored.
int zoomtime;
override int DrawCaption(String title, Font fnt, int y, bool drawit)
{
@ -94,14 +95,24 @@ class ListMenuItemExhumedTextItem : ListMenuItemTextItem
let fonth = myfont.GetGlyphHeight("A");
int width = myfont.StringWidth(mText);
let delegate = ExhumedMenuDelegate(menuDelegate);
let zoom = delegate ? delegate.zoomsize : 1.;
double zoom = 1.;
let now = MSTime();
if (delegate && (delegate.zoomsize < 1. || delegate.lastzoomsize < 1.))
{
zoom = delegate.zoomsize;
let span = clamp(now - delegate.zoomtime, 0, 33);
zoom -= 0.0625 * (1. - (span / 33.));
}
Console.Printf("zoom = %f, now = %d", zoom, now);
let v = TexMan.GetScaledSize(tex);
double y = mYpos + v.y / 2;
int shade;
if (selected) shade = Raze.bsin(MSTime() * 16 * 120 / 1000, -9);
if (selected) shade = Raze.bsin(now * 16 * 120 / 1000, -9);
else if (Selectable()) shade = 0;
else shade = 25;
let color = Raze.shadeToLight(shade);
@ -131,8 +142,10 @@ class ExhumedMainMenu : ListMenu
let delegate = ExhumedMenuDelegate(menuDelegate);
if (!delegate) return;
// handle the menu zoom-in. The zoom is stored in the delegate so that it can be accessed by code which does not receive a reference to the menu.
delegate.lastzoomsize = delegate.zoomsize;
if (delegate.zoomsize < 1.)
{
delegate.zoomtime = MSTime();
delegate.zoomsize += 0.0625;
if (delegate.zoomsize >= 1.)
delegate.zoomsize = 1.;