From 966fe28c59f59fc8be795c8215b9352435982445 Mon Sep 17 00:00:00 2001
From: Aki <please@ignore.pl>
Date: Thu, 30 Sep 2021 16:46:36 +0200
Subject: Merged nGenEx and Parser into Stars45

---
 Stars45/Screen.cpp | 186 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 186 insertions(+)
 create mode 100644 Stars45/Screen.cpp

(limited to 'Stars45/Screen.cpp')

diff --git a/Stars45/Screen.cpp b/Stars45/Screen.cpp
new file mode 100644
index 0000000..8361216
--- /dev/null
+++ b/Stars45/Screen.cpp
@@ -0,0 +1,186 @@
+/*  Starshatter OpenSource Distribution
+    Copyright (c) 1997-2004, Destroyer Studios LLC.
+    All Rights Reserved.
+
+    Redistribution and use in source and binary forms, with or without
+    modification, are permitted provided that the following conditions are met:
+
+    * Redistributions of source code must retain the above copyright notice,
+      this list of conditions and the following disclaimer.
+    * Redistributions in binary form must reproduce the above copyright notice,
+      this list of conditions and the following disclaimer in the documentation
+      and/or other materials provided with the distribution.
+    * Neither the name "Destroyer Studios" nor the names of its contributors
+      may be used to endorse or promote products derived from this software
+      without specific prior written permission.
+
+    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+    AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+    ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+    LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+    CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+    SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+    INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+    CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+    ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+    POSSIBILITY OF SUCH DAMAGE.
+
+    SUBSYSTEM:    nGenEx.lib
+    FILE:         Screen.cpp
+    AUTHOR:       John DiCamillo
+
+
+    OVERVIEW
+    ========
+    General Screen class - maintains and displays a list of windows
+*/
+
+#include "MemDebug.h"
+#include "Screen.h"
+#include "Bitmap.h"
+#include "Color.h"
+#include "Window.h"
+#include "Mouse.h"
+#include "Pcx.h"
+#include "Video.h"
+
+// +--------------------------------------------------------------------+
+
+Screen::Screen(Video* v)
+: width(0), height(0), video(v), clear(0), closed(0)
+{
+    if (video) {
+        width  = video->Width();
+        height = video->Height();
+    }
+
+    Mouse::Create(this);
+}
+
+Screen::~Screen()
+{
+    Mouse::Close();
+
+    closed = 1;
+    window_list.destroy();
+}
+
+// +--------------------------------------------------------------------+
+
+bool
+Screen::AddWindow(Window* c)
+{
+    if (!c || closed) return false;
+
+    if (c->X() < 0) return false;
+    if (c->Y() < 0) return false;
+    if (c->X() + c->Width()  > Width())  return false;
+    if (c->Y() + c->Height() > Height()) return false;
+
+    if (!window_list.contains(c))
+    window_list.append(c);
+
+    return true;
+}
+
+bool
+Screen::DelWindow(Window* c)
+{
+    if (!c || closed) return false;
+
+    return window_list.remove(c) == c;
+}
+
+// +--------------------------------------------------------------------+
+
+void
+Screen::ClearAllFrames(bool clear_all)
+{
+    if (clear_all)
+    clear = -1;
+    else
+    clear = 0;
+}   
+
+void
+Screen::ClearNextFrames(int num_frames)
+{
+    if (clear >= 0 && clear < num_frames)
+    clear = num_frames;
+}
+
+// +--------------------------------------------------------------------+
+
+bool
+Screen::SetBackgroundColor(Color c)
+{
+    if (video)
+    return video->SetBackgroundColor(c);
+    else
+    return false;
+}
+
+// +--------------------------------------------------------------------+
+
+bool
+Screen::Resize(int w, int h)
+{
+    // scale all root-level windows to new screen size:
+
+    ListIter<Window> iter = window_list;
+    while (++iter) {
+        Window* win = iter.value();
+        Rect tmprect = win->GetRect();
+
+        double  w_x = tmprect.x / (double) width;
+        double  w_y = tmprect.y / (double) height;
+        double  w_w = tmprect.w / (double) width;
+        double  w_h = tmprect.h / (double) height;
+
+        Rect    r;
+
+        r.x = (int) (w_x * w);
+        r.y = (int) (w_y * h);
+        r.w = (int) (w_w * w);
+        r.h = (int) (w_h * h);
+
+        win->MoveTo(r);
+    }
+
+    width  = w;
+    height = h;
+
+    return true;
+}
+
+// +--------------------------------------------------------------------+
+
+bool
+Screen::Refresh()
+{
+    if (clear && !video->ClearAll())
+    return false;
+
+    video->StartFrame();
+
+    ListIter<Window> iter = window_list;
+    while (++iter) {
+        Window* win = iter.value();
+        
+        if (win->IsShown()) {
+            win->Paint();
+        }
+    }
+
+    Mouse::Paint();
+
+    video->EndFrame();
+
+    if (clear > 0) clear--;
+    return true;
+}
+
+
+
+
-- 
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