From c23b407e5386ba97e5d0a149aeafd1b8942fdd29 Mon Sep 17 00:00:00 2001
From: FajsiEx <fajsiexofficial@gmail.com>
Date: Tue, 27 Jul 2021 19:41:26 +0200
Subject: [PATCH] + scaling suport to songtransition screen & + fade in and
 fade out animations to songtransition screen

---
 scripts/songtransition.lua | 66 ++++++++++++++++++++++++++++++--------
 1 file changed, 53 insertions(+), 13 deletions(-)

diff --git a/scripts/songtransition.lua b/scripts/songtransition.lua
index f226f38..fe7bd03 100644
--- a/scripts/songtransition.lua
+++ b/scripts/songtransition.lua
@@ -12,29 +12,69 @@ local difficultyLabelImages = {
     gfx.CreateSkinImage("songtransition/difficulty_labels/mxm.png", 0),
 }
 
-local transitionTimer = 3
+local transitionTimer = 0;
+local outTimer = 0
+
 local resx, resy = game.GetResolution()
-local outTimer = 1
+local desw, desh -- The resolution of the deisign
+local scale;
+
 local noJacket = gfx.CreateSkinImage("song_select/loading.png", 0)
 
 local wasEnterSfxPlayed = false;
 
+function resetLayoutInformation()
+    resx, resy = game.GetResolution()
+    -- portrait = resy > resx
+    -- desw = portrait and 1080 or 1920
+    -- desh = desw * (resy / resx)
+    desw = 1080
+    desh = 1920
+    scale = resx / desw
+end
+
 function render(deltaTime)
     if not wasEnterSfxPlayed then 
         game.PlaySample('song_transition_screen/transition_enter.wav');
         wasEnterSfxPlayed = true;
     end
 
-    render_screen(transitionTimer)
-    transitionTimer = transitionTimer + deltaTime * 2
+    resetLayoutInformation()
+    gfx.ResetTransform();
+    gfx.Scale(scale, scale);
+
+    render_screen(transitionTimer);
+    
+    transitionTimer = transitionTimer + deltaTime * 0.2
     transitionTimer = math.min(transitionTimer,1)
+
+    if transitionTimer < 0.25 then
+        local whiteAlpha = math.max(0, (1-transitionTimer/0.25))
+
+        gfx.BeginPath();
+        gfx.FillColor(255,255,255,math.floor(255*whiteAlpha));
+        gfx.Rect(0,0,desw,desh);
+        gfx.Fill();
+        gfx.ClosePath();
+    end
+
+    if transitionTimer > 0.85 then
+        local blackAlpha = math.min(1, ((transitionTimer-0.85)/0.15))
+
+        gfx.BeginPath();
+        gfx.FillColor(0,0,0,math.floor(255*blackAlpha));
+        gfx.Rect(0,0,desw,desh);
+        gfx.Fill();
+        gfx.ClosePath();
+    end
+
     return transitionTimer >= 1
 end
 
 function render_out(deltaTime)
-    outTimer = outTimer + deltaTime * 2
-    outTimer = math.min(outTimer, 2)
-    -- render_screen(outTimer)
+    outTimer = outTimer + deltaTime * 0.2
+    outTimer = math.min(outTimer, 1)
+
     return outTimer >= 1;
 end
 
@@ -43,7 +83,7 @@ function sign(x)
 end
 
 function render_screen(progress)
-    gfx.ImageRect(0, 0, resx, resy, bgImage,1,0);
+    gfx.ImageRect(0, 0, 1080, 1920, bgImage,1,0);
 
     
     local jacket = song.jacket == 0 and noJacket or song.jacket
@@ -56,10 +96,10 @@ function render_screen(progress)
 	gfx.TextAlign(gfx.TEXT_ALIGN_CENTER + gfx.TEXT_ALIGN_MIDDLE)
     
     gfx.FontSize(55)
-    gfx.Text(song.title,resx/2, 1114)
+    gfx.Text(song.title,desw/2, 1114)
     
     gfx.FontSize(30)
-    gfx.Text(song.artist, resx/2 , 1182)
+    gfx.Text(song.artist, desw/2 , 1182)
     
     
     local EFFECTOR_LABEL_Y = 1288
@@ -67,8 +107,8 @@ function render_screen(progress)
     
     gfx.FontSize(22)
 
-    gfx.Text(song.effector, resx/2+70 , EFFECTOR_LABEL_Y-1)
-    gfx.Text(song.illustrator, resx/2+70 , ILLUSTRATOR_LABEL_Y-3)
+    gfx.Text(song.effector, desw/2+70 , EFFECTOR_LABEL_Y-1)
+    gfx.Text(song.illustrator, desw/2+70 , ILLUSTRATOR_LABEL_Y-3)
 
     gfx.BeginPath();
     local diffLabelImage = difficultyLabelImages[song.difficulty+1];
@@ -116,6 +156,6 @@ end
 function reset()
     transitionTimer = 0
     resx, resy = game.GetResolution()
-    outTimer = 1
+    outTimer = 0
     wasEnterSfxPlayed = false;
 end
\ No newline at end of file