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using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using ShiftOS.Engine;
using ShiftOS.Frontend.GraphicsSubsystem;
using static ShiftOS.Engine.SkinEngine;
namespace ShiftOS.Frontend.Desktop
{
public class Desktop : GUI.Control, IDesktop
{
public Desktop()
{
SaveSystem.GameReady += () =>
{
Show();
SetupDesktop();
};
}
public string DesktopName
{
get
{
return "ShiftOS MonoGame Desktop";
}
}
public void Close()
{
UIManager.StopHandling(this);
}
public Size GetSize()
{
return UIManager.Viewport;
}
public void HideAppLauncher()
{
}
public void InvokeOnWorkerThread(Action act)
{
UIManager.CrossThreadOperations.Enqueue(act);
}
public void KillWindow(IWindowBorder border)
{
}
public void MaximizeWindow(IWindowBorder brdr)
{
}
public void MinimizeWindow(IWindowBorder brdr)
{
}
public void OpenAppLauncher(Point loc)
{
}
public void PopulateAppLauncher(LauncherItem[] items)
{
Invalidate();
}
public void PopulatePanelButtons()
{
PanelButtons.Clear();
foreach(var win in AppearanceManager.OpenForms)
{
var border = win as WindowBorder;
var pbtn = new PanelButtonData();
pbtn.Title = border.Text;
pbtn.Window = border;
PanelButtons.Add(pbtn);
}
Invalidate();
}
public void PushNotification(string app, string title, string message)
{
}
public void RestoreWindow(IWindowBorder brdr)
{
}
public void SetupDesktop()
{
Invalidate();
}
public void Show()
{
UIManager.AddTopLevel(this);
Visible = true;
Invalidate();
}
public void ShowWindow(IWindowBorder border)
{
}
private string dateTimeString = "";
protected override void OnLayout()
{
SendToBack();
X = 0;
Y = 0;
Width = GetSize().Width;
Height = GetSize().Height;
var now = DateTime.Now.TimeOfDay;
var newDateTimeString = $"{now.Hours}:{now.Minutes}:{now.Seconds}";
if(newDateTimeString != dateTimeString)
{
dateTimeString = newDateTimeString;
Invalidate();
}
}
private List<PanelButtonData> PanelButtons = new List<PanelButtonData>();
protected override void OnPaint(GraphicsContext gfx)
{
//Let's get data for the desktop panel.
//We need the width and the height and the position.
int dp_height = LoadedSkin.DesktopPanelHeight;
int dp_position = (LoadedSkin.DesktopPanelPosition == 0) ? 0 : Height - dp_height;
int dp_width = Width;
//Alright, now we need to know if we should draw using a texture or a color
if (UIManager.SkinTextures.ContainsKey("desktoppanel"))
{
//Draw with the texture
gfx.DrawRectangle(0, dp_position, dp_width, dp_height, UIManager.SkinTextures["desktoppanel"]);
}
else
{
//draw with a color
var color = UIManager.SkinTextures["DesktopPanelColor"];
gfx.DrawRectangle(0, dp_position, dp_width, dp_height, color);
}
//Alright, now App Launcher.
var al_left = LoadedSkin.AppLauncherFromLeft;
var holderSize = LoadedSkin.AppLauncherHolderSize;
if (UIManager.SkinTextures.ContainsKey("applauncher"))
{
gfx.DrawRectangle(al_left.X, dp_position + al_left.Y, holderSize.Width, holderSize.Height, UIManager.SkinTextures["applauncher"]);
}
//Panel clock.
var panelClockRight = LoadedSkin.DesktopPanelClockFromRight;
var panelClockTextColor = LoadedSkin.DesktopPanelClockColor.ToMonoColor();
var measure = gfx.MeasureString(dateTimeString, LoadedSkin.DesktopPanelClockFont);
int panelclockleft = Width - (int)measure.X;
int panelclockwidth = Width - panelclockleft;
if (UIManager.SkinTextures.ContainsKey("panelclockbg"))
{
//draw the background using panelclock texture
gfx.DrawRectangle(panelclockleft, dp_position, panelclockwidth, dp_height, UIManager.SkinTextures["panelclockbg"]);
}
else
{
//draw using the bg color
var pcBGColor = UIManager.SkinTextures["DesktopPanelClockBackgroundColor"];
gfx.DrawRectangle(panelclockleft, dp_position, panelclockwidth, dp_height, pcBGColor);
}
int text_left = (panelclockwidth - (int)measure.X) / 2;
int text_top = (dp_height - (int)measure.Y) / 2;
//draw string
gfx.DrawString(dateTimeString, panelclockleft + text_left, dp_position + text_top, panelClockTextColor, LoadedSkin.DesktopPanelClockFont);
int initialGap = LoadedSkin.PanelButtonHolderFromLeft;
int offset = initialGap;
foreach(var pbtn in PanelButtons)
{
offset += LoadedSkin.PanelButtonFromLeft.X;
int pbtnfromtop = LoadedSkin.PanelButtonFromTop;
int pbtnwidth = LoadedSkin.PanelButtonSize.Width;
int pbtnheight = LoadedSkin.PanelButtonSize.Height;
//Draw panel button background...
if (UIManager.SkinTextures.ContainsKey("panelbutton"))
{
gfx.DrawRectangle(offset, dp_position + pbtnfromtop, pbtnwidth, pbtnheight, UIManager.SkinTextures["panelbutton"]);
}
else
{
gfx.DrawRectangle(offset, dp_position + pbtnfromtop, pbtnwidth, pbtnheight, UIManager.SkinTextures["PanelButtonBackgroundColor"]);
}
//now we draw the text
gfx.DrawString(pbtn.Title, offset + 2, dp_position + pbtnfromtop + 2, LoadedSkin.PanelButtonTextColor.ToMonoColor(), LoadedSkin.PanelButtonFont);
offset += LoadedSkin.PanelButtonSize.Width;
}
}
}
public class PanelButtonData
{
public string Title { get; set; }
public WindowBorder Window { get; set; }
public bool IsActive
{
get
{
return Window.IsFocusedControl || Window.ContainsFocusedControl;
}
}
}
}
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