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Implemented some console methods and fixed a bug in the console, copying the behaviour of background color in

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windows console applications.
This commit is contained in:
José Pedro 2016-06-24 00:41:30 +01:00
parent 610f2b652a
commit fbac0cabcf
2 changed files with 111 additions and 84 deletions
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29
source/Cosmos.HAL/TextScreen.cs
View file

@ -8,9 +8,11 @@ using Cosmos.Debug.Kernel;
namespace Cosmos.HAL {
// Dont hold state here. This is a raw to hardware class. Virtual screens should be done
// by memory moves
public class TextScreen : TextScreenBase {
public class TextScreen : TextScreenBase
{
protected byte Color = 0x0F; // White
protected UInt16 mClearCellValue;
protected UInt16 mBackgroundClearCellValue;
protected UInt16 mTextClearCellValue;
protected UInt32 mRow2Addr;
protected UInt32 mScrollSize;
protected Int32 mCursorSize = 25; // 25 % as C# Console class
@ -19,8 +21,8 @@ namespace Cosmos.HAL {
protected Core.IOGroup.TextScreen IO = new Cosmos.Core.IOGroup.TextScreen();
protected readonly MemoryBlock08 mRAM;
public TextScreen() {
public TextScreen()
{
if (this is TextScreen)
{
TextScreenHelpers.Debug("this is TextScreen");
@ -32,6 +34,7 @@ namespace Cosmos.HAL {
mRAM = IO.Memory.Bytes;
// Set the Console default colors: White foreground on Black background, the default value of mClearCellValue is set there too as it is linked with the Color
SetColors(ConsoleColor.White, ConsoleColor.Black);
mBackgroundClearCellValue = mTextClearCellValue;
mRow2Addr = (UInt32)(Cols * 2);
mScrollSize = (UInt32)(Cols * (Rows - 1) * 2);
SetCursorSize(mCursorSize);
@ -44,34 +47,38 @@ namespace Cosmos.HAL {
public override void Clear() {
TextScreenHelpers.Debug("Clearing screen with value ");
TextScreenHelpers.DebugNumber(mClearCellValue);
IO.Memory.Fill(mClearCellValue);
TextScreenHelpers.DebugNumber(mTextClearCellValue);
IO.Memory.Fill(mTextClearCellValue);
mBackgroundClearCellValue = mTextClearCellValue;
}
public override void ScrollUp()
{
IO.Memory.MoveDown(0, mRow2Addr, mScrollSize);
//IO.Memory.Fill(mScrollSize, mRowSize32, mClearCellValue32);
IO.Memory.Fill(mScrollSize, Cols, mClearCellValue);
IO.Memory.Fill(mScrollSize, Cols, mBackgroundClearCellValue);
}
public override char this[int aX, int aY]
{
get {
get
{
var xScreenOffset = (UInt32)((aX + aY * Cols) * 2);
return (char)mRAM[xScreenOffset];
}
set {
set
{
var xScreenOffset = (UInt32)((aX + aY * Cols) * 2);
mRAM[xScreenOffset] = (byte)value;
mRAM[xScreenOffset + 1] = Color;
}
}
public override void SetColors(ConsoleColor aForeground, ConsoleColor aBackground) {
public override void SetColors(ConsoleColor aForeground, ConsoleColor aBackground)
{
Color = (byte)((byte)(aForeground) | ((byte)(aBackground) << 4));
// The Color | the NUL character this is used to Clear the Screen
mClearCellValue = (UInt16)(Color << 8 | 0x00);
mTextClearCellValue = (UInt16)(Color << 8 | 0x00);
}
public override void SetCursorPos(int aX, int aY)

36
source/Cosmos.System.Plugs/System/ConsoleImpl.cs
View file

@ -57,8 +57,7 @@ namespace Cosmos.System.Plugs.System
public static bool get_CapsLock()
{
WriteLine("Not implemented: get_CapsLock");
return false;
return Global.CapsLock;
}
public static int get_CursorLeft()
@ -80,8 +79,16 @@ namespace Cosmos.System.Plugs.System
// for now:
return;
}
if (x < get_WindowWidth())
{
xConsole.X = x;
}
else
{
WriteLine("x must be lower than the console width!");
}
}
public static int get_CursorSize()
{
@ -124,14 +131,26 @@ namespace Cosmos.System.Plugs.System
// for now:
return;
}
GetConsole().Y = y;
if (y < get_WindowHeight())
{
xConsole.Y = y;
}
else
{
WriteLine("y must be lower than the console height!");
}
}
public static bool get_CursorVisible()
{
WriteLine("Not implemented: get_CursorVisible");
var xConsole = GetConsole();
if (xConsole == null)
{
return false;
}
return GetConsole().CursorVisible;
}
public static void set_CursorVisible(bool value)
{
@ -199,8 +218,7 @@ namespace Cosmos.System.Plugs.System
public static bool get_NumberLock()
{
WriteLine("Not implemented: get_NumberLock");
return false;
return Global.NumLock;
}
//public static TextWriter get_Out() {
@ -494,7 +512,8 @@ namespace Cosmos.System.Plugs.System
public static void ResetColor()
{
WriteLine("Not implemented: ResetColor");
set_BackgroundColor(ConsoleColor.Black);
set_ForegroundColor(ConsoleColor.White);
}
public static void SetBufferSize(int width, int height)
@ -504,7 +523,8 @@ namespace Cosmos.System.Plugs.System
public static void SetCursorPosition(int left, int top)
{
WriteLine("Not implemented: SetCursorPosition");
set_CursorLeft(left);
set_CursorTop(top);
}
//public static void SetError(TextWriter newError) {