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-rw-r--r--Stars45/Screen.cpp160
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diff --git a/Stars45/Screen.cpp b/Stars45/Screen.cpp
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--- a/Stars45/Screen.cpp
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-/* Starshatter: The Open Source Project
- Copyright (c) 2021-2022, Starshatter: The Open Source Project Contributors
- Copyright (c) 2011-2012, Starshatter OpenSource Distribution Contributors
- Copyright (c) 1997-2006, Destroyer Studios LLC.
-
- AUTHOR: John DiCamillo
-
-
- OVERVIEW
- ========
- General Screen class - maintains and displays a list of windows
-*/
-
-#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;
-}
-
-
-
-