From 052ee11accb94fe2f4048156dc1e1beadb34acfd Mon Sep 17 00:00:00 2001
From: k-m_schindler <k-m_schindler@b956fd51-792f-4845-bead-9b4dfca2ff2c>
Date: Wed, 6 Jan 2016 10:31:37 +0000
Subject: add About screen

git-svn-id: svn://svn.code.sf.net/p/ultrastardx/svn/trunk@3192 b956fd51-792f-4845-bead-9b4dfca2ff2c
---
 src/screens/UScreenAbout.pas | 168 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 168 insertions(+)
 create mode 100644 src/screens/UScreenAbout.pas

(limited to 'src/screens/UScreenAbout.pas')

diff --git a/src/screens/UScreenAbout.pas b/src/screens/UScreenAbout.pas
new file mode 100644
index 00000000..08c19747
--- /dev/null
+++ b/src/screens/UScreenAbout.pas
@@ -0,0 +1,168 @@
+{* UltraStar Deluxe - Karaoke Game
+ *
+ * UltraStar Deluxe is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING. If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ * $URL: $
+ * $Id: $
+ *}
+
+unit UScreenAbout;
+
+interface
+
+{$IFDEF FPC}
+  {$MODE Delphi}
+{$ENDIF}
+
+{$I switches.inc}
+
+uses
+  SysUtils,
+  SDL,
+  UDisplay,
+  UIni,
+  UMusic,
+  UMenu,
+  UThemes;
+
+type
+  TScreenAbout = class(TMenu)
+    public
+      TextOverview: integer;
+      constructor Create; override;
+      function ParseInput(PressedKey: cardinal; CharCode: UCS4Char; PressedDown: boolean): boolean; override;
+      procedure OnShow; override;
+      procedure SetAnimationProgress(Progress: real); override;
+
+      procedure SetOverview;
+  end;
+
+implementation
+
+uses
+  Classes,
+  UCommon,
+  UDataBase,
+  UGraphic,
+  ULanguage,
+  ULog,
+  USong,
+  USongs,
+  UUnicodeUtils;
+
+function TScreenAbout.ParseInput(PressedKey: cardinal; CharCode: UCS4Char; PressedDown: boolean): boolean;
+begin
+  Result := true;
+  if (PressedDown) then
+  begin // Key Down
+    // check normal keys
+    case UCS4UpperCase(CharCode) of
+      Ord('Q'):
+        begin
+          Result := false;
+          Exit;
+        end;
+    end;
+    
+    // check special keys
+    case PressedKey of
+      SDLK_ESCAPE,
+      SDLK_BACKSPACE :
+        begin
+          Ini.Save;
+          AudioPlayback.PlaySound(SoundLib.Back);
+          FadeTo(@ScreenMain);
+        end;
+      SDLK_RETURN:
+        begin
+          //Exit Button Pressed
+          if Interaction = 1 then
+          begin
+            AudioPlayback.PlaySound(SoundLib.Back);
+            FadeTo(@ScreenMain);
+          end;
+
+          // ultrastar deluxe team credits
+          if Interaction = 0 then
+          begin
+            AudioPlayback.PlaySound(SoundLib.Back);
+            FadeTo(@ScreenCredits);
+          end;
+        end;
+      SDLK_LEFT:
+				begin
+					InteractPrev;
+				end;
+      SDLK_RIGHT:
+        begin
+          InteractNext;
+        end;
+      SDLK_UP:
+        begin
+          InteractPrev;
+        end;
+      SDLK_DOWN:
+        begin
+          InteractNext;
+        end;
+    end;
+  end;
+end;
+
+constructor TScreenAbout.Create;
+begin
+  inherited Create;
+
+  TextOverview := AddText(Theme.AboutMain.TextOverview);
+
+  LoadFromTheme(Theme.AboutMain);
+
+  AddButton(Theme.AboutMain.ButtonCredits);
+  AddButton(Theme.AboutMain.ButtonExit);
+
+  Interaction := 0;
+end;
+
+procedure TScreenAbout.OnShow;
+begin
+  inherited;
+
+  //Set Overview Text:
+  SetOverview;
+end;
+
+procedure TScreenAbout.SetOverview;
+var
+  Overview: UTF8String;
+begin
+  // Format overview
+  Overview := Language.Translate('ABOUT_OVERVIEW');
+  Text[0].Text := Overview;
+end;
+
+procedure TScreenAbout.SetAnimationProgress(Progress: real);
+var
+  I: integer;
+begin
+  for I := 0 to high(Button) do
+    Button[I].Texture.ScaleW := Progress;
+end;
+
+end.
-- 
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