mirror of
https://github.com/Ryujinx/Ryujinx.git
synced 2024-11-30 07:20:14 +00:00
718 lines
30 KiB
C#
718 lines
30 KiB
C#
|
using Ryujinx.HLE.Ui;
|
|||
|
|
using Ryujinx.Memory;
|
|||
|
|
using System;
|
|||
|
|
using System.Diagnostics;
|
|||
|
|
using System.Drawing;
|
|||
|
|
using System.Drawing.Drawing2D;
|
|||
|
|
using System.Drawing.Imaging;
|
|||
|
|
using System.Drawing.Text;
|
|||
|
|
using System.IO;
|
|||
|
|
using System.Reflection;
|
|||
|
|
using System.Runtime.InteropServices;
|
|||
|
|
using System.Threading;
|
|||
|
|
|
|||
|
|
namespace Ryujinx.HLE.HOS.Applets.SoftwareKeyboard
|
|||
|
|
{
|
|||
|
|
/// <summary>
|
|||
|
|
/// Class that generates the graphics for the software keyboard applet during inline mode.
|
|||
|
|
/// </summary>
|
|||
|
|
internal class SoftwareKeyboardRenderer : IDisposable
|
|||
|
|
{
|
|||
|
|
const int TextBoxBlinkThreshold = 8;
|
|||
|
|
const int TextBoxBlinkSleepMilliseconds = 100;
|
|||
|
|
const int TextBoxBlinkJoinWaitMilliseconds = 1000;
|
|||
|
|
|
|||
|
|
const string MessageText = "Please use the keyboard to input text";
|
|||
|
|
const string AcceptText = "Accept";
|
|||
|
|
const string CancelText = "Cancel";
|
|||
|
|
const string ControllerToggleText = "Toggle input";
|
|||
|
|
|
|||
|
|
private RenderingSurfaceInfo _surfaceInfo;
|
|||
|
|
private Bitmap _surface = null;
|
|||
|
|
private object _renderLock = new object();
|
|||
|
|
|
|||
|
|
private string _inputText = "";
|
|||
|
|
private int _cursorStart = 0;
|
|||
|
|
private int _cursorEnd = 0;
|
|||
|
|
private bool _acceptPressed = false;
|
|||
|
|
private bool _cancelPressed = false;
|
|||
|
|
private bool _overwriteMode = false;
|
|||
|
|
private bool _typingEnabled = true;
|
|||
|
|
private bool _controllerEnabled = true;
|
|||
|
|
|
|||
|
|
private Image _ryujinxLogo = null;
|
|||
|
|
private Image _padAcceptIcon = null;
|
|||
|
|
private Image _padCancelIcon = null;
|
|||
|
|
private Image _keyModeIcon = null;
|
|||
|
|
|
|||
|
|
private float _textBoxOutlineWidth;
|
|||
|
|
private float _padPressedPenWidth;
|
|||
|
|
|
|||
|
|
private Brush _panelBrush;
|
|||
|
|
private Brush _disabledBrush;
|
|||
|
|
private Brush _textNormalBrush;
|
|||
|
|
private Brush _textSelectedBrush;
|
|||
|
|
private Brush _textOverCursorBrush;
|
|||
|
|
private Brush _cursorBrush;
|
|||
|
|
private Brush _selectionBoxBrush;
|
|||
|
|
private Brush _keyCapBrush;
|
|||
|
|
private Brush _keyProgressBrush;
|
|||
|
|
|
|||
|
|
private Pen _gridSeparatorPen;
|
|||
|
|
private Pen _textBoxOutlinePen;
|
|||
|
|
private Pen _cursorPen;
|
|||
|
|
private Pen _selectionBoxPen;
|
|||
|
|
private Pen _padPressedPen;
|
|||
|
|
|
|||
|
|
private int _inputTextFontSize;
|
|||
|
|
private int _padButtonFontSize;
|
|||
|
|
private Font _messageFont;
|
|||
|
|
private Font _inputTextFont;
|
|||
|
|
private Font _labelsTextFont;
|
|||
|
|
private Font _padSymbolFont;
|
|||
|
|
private Font _keyCapFont;
|
|||
|
|
|
|||
|
|
private float _inputTextCalibrationHeight;
|
|||
|
|
private float _panelPositionY;
|
|||
|
|
private RectangleF _panelRectangle;
|
|||
|
|
private PointF _logoPosition;
|
|||
|
|
private float _messagePositionY;
|
|||
|
|
|
|||
|
|
private TRef<int> _textBoxBlinkCounter = new TRef<int>(0);
|
|||
|
|
private TimedAction _textBoxBlinkTimedAction = new TimedAction();
|
|||
|
|
|
|||
|
|
public SoftwareKeyboardRenderer(IHostUiTheme uiTheme)
|
|||
|
|
{
|
|||
|
|
_surfaceInfo = new RenderingSurfaceInfo(0, 0, 0, 0, 0);
|
|||
|
|
|
|||
|
|
string ryujinxLogoPath = "Ryujinx.Ui.Resources.Logo_Ryujinx.png";
|
|||
|
|
int ryujinxLogoSize = 32;
|
|||
|
|
|
|||
|
|
_ryujinxLogo = LoadResource(Assembly.GetEntryAssembly(), ryujinxLogoPath, ryujinxLogoSize, ryujinxLogoSize);
|
|||
|
|
|
|||
|
|
string padAcceptIconPath = "Ryujinx.HLE.HOS.Applets.SoftwareKeyboard.Resources.Icon_BtnA.png";
|
|||
|
|
string padCancelIconPath = "Ryujinx.HLE.HOS.Applets.SoftwareKeyboard.Resources.Icon_BtnB.png";
|
|||
|
|
string keyModeIconPath = "Ryujinx.HLE.HOS.Applets.SoftwareKeyboard.Resources.Icon_KeyF6.png";
|
|||
|
|
|
|||
|
|
_padAcceptIcon = LoadResource(Assembly.GetExecutingAssembly(), padAcceptIconPath , 0, 0);
|
|||
|
|
_padCancelIcon = LoadResource(Assembly.GetExecutingAssembly(), padCancelIconPath , 0, 0);
|
|||
|
|
_keyModeIcon = LoadResource(Assembly.GetExecutingAssembly(), keyModeIconPath , 0, 0);
|
|||
|
|
|
|||
|
|
Color panelColor = ToColor(uiTheme.DefaultBackgroundColor, 255);
|
|||
|
|
Color panelTransparentColor = ToColor(uiTheme.DefaultBackgroundColor, 150);
|
|||
|
|
Color normalTextColor = ToColor(uiTheme.DefaultForegroundColor);
|
|||
|
|
Color invertedTextColor = ToColor(uiTheme.DefaultForegroundColor, null, true);
|
|||
|
|
Color selectedTextColor = ToColor(uiTheme.SelectionForegroundColor);
|
|||
|
|
Color borderColor = ToColor(uiTheme.DefaultBorderColor);
|
|||
|
|
Color selectionBackgroundColor = ToColor(uiTheme.SelectionBackgroundColor);
|
|||
|
|
Color gridSeparatorColor = Color.FromArgb(180, 255, 255, 255);
|
|||
|
|
|
|||
|
|
float cursorWidth = 2;
|
|||
|
|
|
|||
|
|
_textBoxOutlineWidth = 2;
|
|||
|
|
_padPressedPenWidth = 2;
|
|||
|
|
|
|||
|
|
_panelBrush = new SolidBrush(panelColor);
|
|||
|
|
_disabledBrush = new SolidBrush(panelTransparentColor);
|
|||
|
|
_textNormalBrush = new SolidBrush(normalTextColor);
|
|||
|
|
_textSelectedBrush = new SolidBrush(selectedTextColor);
|
|||
|
|
_textOverCursorBrush = new SolidBrush(invertedTextColor);
|
|||
|
|
_cursorBrush = new SolidBrush(normalTextColor);
|
|||
|
|
_selectionBoxBrush = new SolidBrush(selectionBackgroundColor);
|
|||
|
|
_keyCapBrush = Brushes.White;
|
|||
|
|
_keyProgressBrush = new SolidBrush(borderColor);
|
|||
|
|
|
|||
|
|
_gridSeparatorPen = new Pen(gridSeparatorColor, 2);
|
|||
|
|
_textBoxOutlinePen = new Pen(borderColor, _textBoxOutlineWidth);
|
|||
|
|
_cursorPen = new Pen(normalTextColor, cursorWidth);
|
|||
|
|
_selectionBoxPen = new Pen(selectionBackgroundColor, cursorWidth);
|
|||
|
|
_padPressedPen = new Pen(borderColor, _padPressedPenWidth);
|
|||
|
|
|
|||
|
|
_inputTextFontSize = 20;
|
|||
|
|
_padButtonFontSize = 24;
|
|||
|
|
|
|||
|
|
string font = uiTheme.FontFamily;
|
|||
|
|
|
|||
|
|
_messageFont = new Font(font, 26, FontStyle.Regular, GraphicsUnit.Pixel);
|
|||
|
|
_inputTextFont = new Font(font, _inputTextFontSize, FontStyle.Regular, GraphicsUnit.Pixel);
|
|||
|
|
_labelsTextFont = new Font(font, 24, FontStyle.Regular, GraphicsUnit.Pixel);
|
|||
|
|
_padSymbolFont = new Font(font, _padButtonFontSize, FontStyle.Regular, GraphicsUnit.Pixel);
|
|||
|
|
_keyCapFont = new Font(font, 15, FontStyle.Regular, GraphicsUnit.Pixel);
|
|||
|
|
|
|||
|
|
// System.Drawing has serious problems measuring strings, so it requires a per-pixel calibration
|
|||
|
|
// to ensure we are rendering text inside the proper region
|
|||
|
|
_inputTextCalibrationHeight = CalibrateTextHeight(_inputTextFont);
|
|||
|
|
|
|||
|
|
StartTextBoxBlinker(_textBoxBlinkTimedAction, _textBoxBlinkCounter);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private static void StartTextBoxBlinker(TimedAction timedAction, TRef<int> blinkerCounter)
|
|||
|
|
{
|
|||
|
|
timedAction.Reset(() =>
|
|||
|
|
{
|
|||
|
|
// The blinker is on falf of the time and events such as input
|
|||
|
|
// changes can reset the blinker.
|
|||
|
|
var value = Volatile.Read(ref blinkerCounter.Value);
|
|||
|
|
value = (value + 1) % (2 * TextBoxBlinkThreshold);
|
|||
|
|
Volatile.Write(ref blinkerCounter.Value, value);
|
|||
|
|
|
|||
|
|
}, TextBoxBlinkSleepMilliseconds);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private Color ToColor(ThemeColor color, byte? overrideAlpha = null, bool flipRgb = false)
|
|||
|
|
{
|
|||
|
|
var a = (byte)(color.A * 255);
|
|||
|
|
var r = (byte)(color.R * 255);
|
|||
|
|
var g = (byte)(color.G * 255);
|
|||
|
|
var b = (byte)(color.B * 255);
|
|||
|
|
|
|||
|
|
if (flipRgb)
|
|||
|
|
{
|
|||
|
|
r = (byte)(255 - r);
|
|||
|
|
g = (byte)(255 - g);
|
|||
|
|
b = (byte)(255 - b);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return Color.FromArgb(overrideAlpha.GetValueOrDefault(a), r, g, b);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private Image LoadResource(Assembly assembly, string resourcePath, int newWidth, int newHeight)
|
|||
|
|
{
|
|||
|
|
Stream resourceStream = assembly.GetManifestResourceStream(resourcePath);
|
|||
|
|
|
|||
|
|
Debug.Assert(resourceStream != null);
|
|||
|
|
|
|||
|
|
var originalImage = Image.FromStream(resourceStream);
|
|||
|
|
|
|||
|
|
if (newHeight == 0 || newWidth == 0)
|
|||
|
|
{
|
|||
|
|
return originalImage;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
var newSize = new Rectangle(0, 0, newWidth, newHeight);
|
|||
|
|
var newImage = new Bitmap(newWidth, newHeight);
|
|||
|
|
|
|||
|
|
using (var graphics = System.Drawing.Graphics.FromImage(newImage))
|
|||
|
|
using (var wrapMode = new ImageAttributes())
|
|||
|
|
{
|
|||
|
|
graphics.InterpolationMode = InterpolationMode.HighQualityBicubic;
|
|||
|
|
graphics.CompositingQuality = CompositingQuality.HighQuality;
|
|||
|
|
graphics.CompositingMode = CompositingMode.SourceCopy;
|
|||
|
|
graphics.PixelOffsetMode = PixelOffsetMode.HighQuality;
|
|||
|
|
graphics.SmoothingMode = SmoothingMode.HighQuality;
|
|||
|
|
|
|||
|
|
wrapMode.SetWrapMode(WrapMode.TileFlipXY);
|
|||
|
|
graphics.DrawImage(originalImage, newSize, 0, 0, originalImage.Width, originalImage.Height, GraphicsUnit.Pixel, wrapMode);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return newImage;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#pragma warning disable CS8632
|
|||
|
|
public void UpdateTextState(string? inputText, int? cursorStart, int? cursorEnd, bool? overwriteMode, bool? typingEnabled)
|
|||
|
|
#pragma warning restore CS8632
|
|||
|
|
{
|
|||
|
|
lock (_renderLock)
|
|||
|
|
{
|
|||
|
|
// Update the parameters that were provided.
|
|||
|
|
_inputText = inputText != null ? inputText : _inputText;
|
|||
|
|
_cursorStart = cursorStart.GetValueOrDefault(_cursorStart);
|
|||
|
|
_cursorEnd = cursorEnd.GetValueOrDefault(_cursorEnd);
|
|||
|
|
_overwriteMode = overwriteMode.GetValueOrDefault(_overwriteMode);
|
|||
|
|
_typingEnabled = typingEnabled.GetValueOrDefault(_typingEnabled);
|
|||
|
|
|
|||
|
|
// Reset the cursor blink.
|
|||
|
|
Volatile.Write(ref _textBoxBlinkCounter.Value, 0);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public void UpdateCommandState(bool? acceptPressed, bool? cancelPressed, bool? controllerEnabled)
|
|||
|
|
{
|
|||
|
|
lock (_renderLock)
|
|||
|
|
{
|
|||
|
|
// Update the parameters that were provided.
|
|||
|
|
_acceptPressed = acceptPressed.GetValueOrDefault(_acceptPressed);
|
|||
|
|
_cancelPressed = cancelPressed.GetValueOrDefault(_cancelPressed);
|
|||
|
|
_controllerEnabled = controllerEnabled.GetValueOrDefault(_controllerEnabled);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private void Redraw()
|
|||
|
|
{
|
|||
|
|
if (_surface == null)
|
|||
|
|
{
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
using (var graphics = CreateGraphics())
|
|||
|
|
{
|
|||
|
|
var messageRectangle = MeasureString(graphics, MessageText, _messageFont);
|
|||
|
|
float messagePositionX = (_panelRectangle.Width - messageRectangle.Width) / 2 - messageRectangle.X;
|
|||
|
|
float messagePositionY = _messagePositionY - messageRectangle.Y;
|
|||
|
|
PointF messagePosition = new PointF(messagePositionX, messagePositionY);
|
|||
|
|
|
|||
|
|
graphics.Clear(Color.Transparent);
|
|||
|
|
graphics.TranslateTransform(0, _panelPositionY);
|
|||
|
|
graphics.FillRectangle(_panelBrush, _panelRectangle);
|
|||
|
|
graphics.DrawImage(_ryujinxLogo, _logoPosition);
|
|||
|
|
|
|||
|
|
DrawString(graphics, MessageText, _messageFont, _textNormalBrush, messagePosition);
|
|||
|
|
|
|||
|
|
if (!_typingEnabled)
|
|||
|
|
{
|
|||
|
|
// Just draw a semi-transparent rectangle on top to fade the component with the background.
|
|||
|
|
// TODO (caian): This will not work if one decides to add make background semi-transparent as well.
|
|||
|
|
graphics.FillRectangle(_disabledBrush, messagePositionX, messagePositionY, messageRectangle.Width, messageRectangle.Height);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
DrawTextBox(graphics);
|
|||
|
|
|
|||
|
|
float halfWidth = _panelRectangle.Width / 2;
|
|||
|
|
|
|||
|
|
PointF acceptButtonPosition = new PointF(halfWidth - 180, 185);
|
|||
|
|
PointF cancelButtonPosition = new PointF(halfWidth , 185);
|
|||
|
|
PointF disableButtonPosition = new PointF(halfWidth + 180, 185);
|
|||
|
|
|
|||
|
|
DrawPadButton (graphics, acceptButtonPosition , _padAcceptIcon, AcceptText, _acceptPressed, _controllerEnabled);
|
|||
|
|
DrawPadButton (graphics, cancelButtonPosition , _padCancelIcon, CancelText, _cancelPressed, _controllerEnabled);
|
|||
|
|
DrawControllerToggle(graphics, disableButtonPosition, _controllerEnabled);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private void RecreateSurface()
|
|||
|
|
{
|
|||
|
|
Debug.Assert(_surfaceInfo.ColorFormat == Services.SurfaceFlinger.ColorFormat.A8B8G8R8);
|
|||
|
|
|
|||
|
|
// Use the whole area of the image to draw, even the alignment, otherwise it may shear the final
|
|||
|
|
// image if the pitch is different.
|
|||
|
|
uint totalWidth = _surfaceInfo.Pitch / 4;
|
|||
|
|
uint totalHeight = _surfaceInfo.Size / _surfaceInfo.Pitch;
|
|||
|
|
|
|||
|
|
Debug.Assert(_surfaceInfo.Width <= totalWidth);
|
|||
|
|
Debug.Assert(_surfaceInfo.Height <= totalHeight);
|
|||
|
|
Debug.Assert(_surfaceInfo.Pitch * _surfaceInfo.Height <= _surfaceInfo.Size);
|
|||
|
|
|
|||
|
|
_surface = new Bitmap((int)totalWidth, (int)totalHeight, PixelFormat.Format32bppArgb);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private void RecomputeConstants()
|
|||
|
|
{
|
|||
|
|
float totalWidth = _surfaceInfo.Width;
|
|||
|
|
float totalHeight = _surfaceInfo.Height;
|
|||
|
|
|
|||
|
|
float panelHeight = 240;
|
|||
|
|
|
|||
|
|
_panelPositionY = totalHeight - panelHeight;
|
|||
|
|
_panelRectangle = new RectangleF(0, 0, totalWidth, panelHeight);
|
|||
|
|
|
|||
|
|
_messagePositionY = 60;
|
|||
|
|
|
|||
|
|
float logoPositionX = (totalWidth - _ryujinxLogo.Width) / 2;
|
|||
|
|
float logoPositionY = 18;
|
|||
|
|
|
|||
|
|
_logoPosition = new PointF(logoPositionX, logoPositionY);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private StringFormat CreateStringFormat(string text)
|
|||
|
|
{
|
|||
|
|
StringFormat format = new StringFormat(StringFormat.GenericTypographic);
|
|||
|
|
format.FormatFlags |= StringFormatFlags.MeasureTrailingSpaces;
|
|||
|
|
format.SetMeasurableCharacterRanges(new CharacterRange[] { new CharacterRange(0, text.Length) });
|
|||
|
|
|
|||
|
|
return format;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private RectangleF MeasureString(System.Drawing.Graphics graphics, string text, System.Drawing.Font font)
|
|||
|
|
{
|
|||
|
|
bool isEmpty = false;
|
|||
|
|
|
|||
|
|
if (string.IsNullOrEmpty(text))
|
|||
|
|
{
|
|||
|
|
isEmpty = true;
|
|||
|
|
text = " ";
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
var format = CreateStringFormat(text);
|
|||
|
|
var rectangle = new RectangleF(0, 0, float.PositiveInfinity, float.PositiveInfinity);
|
|||
|
|
var regions = graphics.MeasureCharacterRanges(text, font, rectangle, format);
|
|||
|
|
|
|||
|
|
Debug.Assert(regions.Length == 1);
|
|||
|
|
|
|||
|
|
rectangle = regions[0].GetBounds(graphics);
|
|||
|
|
|
|||
|
|
if (isEmpty)
|
|||
|
|
{
|
|||
|
|
rectangle.Width = 0;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
rectangle.Width += 1.0f;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return rectangle;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private float CalibrateTextHeight(Font font)
|
|||
|
|
{
|
|||
|
|
// This is a pixel-wise calibration that tests the offset of a reference character because Windows text measurement
|
|||
|
|
// is horrible when compared to other frameworks like Cairo and diverge across systems and fonts.
|
|||
|
|
|
|||
|
|
Debug.Assert(font.Unit == GraphicsUnit.Pixel);
|
|||
|
|
|
|||
|
|
var surfaceSize = (int)Math.Ceiling(2 * font.Size);
|
|||
|
|
|
|||
|
|
string calibrationText = "|";
|
|||
|
|
|
|||
|
|
using (var surface = new Bitmap(surfaceSize, surfaceSize, PixelFormat.Format32bppArgb))
|
|||
|
|
using (var graphics = CreateGraphics(surface))
|
|||
|
|
{
|
|||
|
|
var measuredRectangle = MeasureString(graphics, calibrationText, font);
|
|||
|
|
|
|||
|
|
Debug.Assert(measuredRectangle.Right <= surfaceSize);
|
|||
|
|
Debug.Assert(measuredRectangle.Bottom <= surfaceSize);
|
|||
|
|
|
|||
|
|
var textPosition = new PointF(0, 0);
|
|||
|
|
|
|||
|
|
graphics.Clear(Color.Transparent);
|
|||
|
|
DrawString(graphics, calibrationText, font, Brushes.White, textPosition);
|
|||
|
|
|
|||
|
|
var lockRectangle = new Rectangle(0, 0, surface.Width, surface.Height);
|
|||
|
|
var surfaceData = surface.LockBits(lockRectangle, ImageLockMode.ReadOnly, PixelFormat.Format32bppArgb);
|
|||
|
|
var surfaceBytes = new byte[surfaceData.Stride * surfaceData.Height];
|
|||
|
|
|
|||
|
|
Marshal.Copy(surfaceData.Scan0, surfaceBytes, 0, surfaceBytes.Length);
|
|||
|
|
|
|||
|
|
Point topLeft = new Point();
|
|||
|
|
Point bottomLeft = new Point();
|
|||
|
|
|
|||
|
|
bool foundTopLeft = false;
|
|||
|
|
|
|||
|
|
for (int y = 0; y < surfaceData.Height; y++)
|
|||
|
|
{
|
|||
|
|
for (int x = 0; x < surfaceData.Stride; x += 4)
|
|||
|
|
{
|
|||
|
|
int position = y * surfaceData.Stride + x;
|
|||
|
|
|
|||
|
|
if (surfaceBytes[position] != 0)
|
|||
|
|
{
|
|||
|
|
if (!foundTopLeft)
|
|||
|
|
{
|
|||
|
|
topLeft.X = x;
|
|||
|
|
topLeft.Y = y;
|
|||
|
|
foundTopLeft = true;
|
|||
|
|
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
bottomLeft.X = x;
|
|||
|
|
bottomLeft.Y = y;
|
|||
|
|
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return bottomLeft.Y - topLeft.Y;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private void DrawString(System.Drawing.Graphics graphics, string text, Font font, Brush brush, PointF point)
|
|||
|
|
{
|
|||
|
|
var format = CreateStringFormat(text);
|
|||
|
|
graphics.DrawString(text, font, brush, point, format);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private System.Drawing.Graphics CreateGraphics()
|
|||
|
|
{
|
|||
|
|
return CreateGraphics(_surface);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private System.Drawing.Graphics CreateGraphics(Image surface)
|
|||
|
|
{
|
|||
|
|
var graphics = System.Drawing.Graphics.FromImage(surface);
|
|||
|
|
|
|||
|
|
graphics.TextRenderingHint = TextRenderingHint.ClearTypeGridFit;
|
|||
|
|
graphics.InterpolationMode = InterpolationMode.NearestNeighbor;
|
|||
|
|
graphics.CompositingQuality = CompositingQuality.HighSpeed;
|
|||
|
|
graphics.CompositingMode = CompositingMode.SourceOver;
|
|||
|
|
graphics.PixelOffsetMode = PixelOffsetMode.HighSpeed;
|
|||
|
|
graphics.SmoothingMode = SmoothingMode.HighSpeed;
|
|||
|
|
|
|||
|
|
return graphics;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private void DrawTextBox(System.Drawing.Graphics graphics)
|
|||
|
|
{
|
|||
|
|
var inputTextRectangle = MeasureString(graphics, _inputText, _inputTextFont);
|
|||
|
|
|
|||
|
|
float boxWidth = (int)(Math.Max(300, inputTextRectangle.Width + inputTextRectangle.X + 8));
|
|||
|
|
float boxHeight = 32;
|
|||
|
|
float boxY = 110;
|
|||
|
|
float boxX = (int)((_panelRectangle.Width - boxWidth) / 2);
|
|||
|
|
|
|||
|
|
graphics.DrawRectangle(_textBoxOutlinePen, boxX, boxY, boxWidth, boxHeight);
|
|||
|
|
|
|||
|
|
float inputTextX = (_panelRectangle.Width - inputTextRectangle.Width) / 2 - inputTextRectangle.X;
|
|||
|
|
float inputTextY = boxY + boxHeight - inputTextRectangle.Bottom - 5;
|
|||
|
|
|
|||
|
|
var inputTextPosition = new PointF(inputTextX, inputTextY);
|
|||
|
|
|
|||
|
|
DrawString(graphics, _inputText, _inputTextFont, _textNormalBrush, inputTextPosition);
|
|||
|
|
|
|||
|
|
// Draw the cursor on top of the text and redraw the text with a different color if necessary.
|
|||
|
|
|
|||
|
|
Brush cursorTextBrush;
|
|||
|
|
Brush cursorBrush;
|
|||
|
|
Pen cursorPen;
|
|||
|
|
|
|||
|
|
float cursorPositionYBottom = inputTextY + inputTextRectangle.Bottom;
|
|||
|
|
float cursorPositionYTop = cursorPositionYBottom - _inputTextCalibrationHeight - 2;
|
|||
|
|
float cursorPositionXLeft;
|
|||
|
|
float cursorPositionXRight;
|
|||
|
|
|
|||
|
|
bool cursorVisible = false;
|
|||
|
|
|
|||
|
|
if (_cursorStart != _cursorEnd)
|
|||
|
|
{
|
|||
|
|
cursorTextBrush = _textSelectedBrush;
|
|||
|
|
cursorBrush = _selectionBoxBrush;
|
|||
|
|
cursorPen = _selectionBoxPen;
|
|||
|
|
|
|||
|
|
string textUntilBegin = _inputText.Substring(0, _cursorStart);
|
|||
|
|
string textUntilEnd = _inputText.Substring(0, _cursorEnd);
|
|||
|
|
|
|||
|
|
RectangleF selectionBeginRectangle = MeasureString(graphics, textUntilBegin, _inputTextFont);
|
|||
|
|
RectangleF selectionEndRectangle = MeasureString(graphics, textUntilEnd , _inputTextFont);
|
|||
|
|
|
|||
|
|
cursorVisible = true;
|
|||
|
|
cursorPositionXLeft = inputTextX + selectionBeginRectangle.Width + selectionBeginRectangle.X;
|
|||
|
|
cursorPositionXRight = inputTextX + selectionEndRectangle.Width + selectionEndRectangle.X;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
cursorTextBrush = _textOverCursorBrush;
|
|||
|
|
cursorBrush = _cursorBrush;
|
|||
|
|
cursorPen = _cursorPen;
|
|||
|
|
|
|||
|
|
if (Volatile.Read(ref _textBoxBlinkCounter.Value) < TextBoxBlinkThreshold)
|
|||
|
|
{
|
|||
|
|
// Show the blinking cursor.
|
|||
|
|
|
|||
|
|
int cursorStart = Math.Min(_inputText.Length, _cursorStart);
|
|||
|
|
string textUntilCursor = _inputText.Substring(0, cursorStart);
|
|||
|
|
RectangleF cursorTextRectangle = MeasureString(graphics, textUntilCursor, _inputTextFont);
|
|||
|
|
|
|||
|
|
cursorVisible = true;
|
|||
|
|
cursorPositionXLeft = inputTextX + cursorTextRectangle.Width + cursorTextRectangle.X;
|
|||
|
|
|
|||
|
|
if (_overwriteMode)
|
|||
|
|
{
|
|||
|
|
// The blinking cursor is in overwrite mode so it takes the size of a character.
|
|||
|
|
|
|||
|
|
if (_cursorStart < _inputText.Length)
|
|||
|
|
{
|
|||
|
|
textUntilCursor = _inputText.Substring(0, cursorStart + 1);
|
|||
|
|
cursorTextRectangle = MeasureString(graphics, textUntilCursor, _inputTextFont);
|
|||
|
|
cursorPositionXRight = inputTextX + cursorTextRectangle.Width + cursorTextRectangle.X;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
cursorPositionXRight = cursorPositionXLeft + _inputTextFontSize / 2;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
// The blinking cursor is in insert mode so it is only a line.
|
|||
|
|
cursorPositionXRight = cursorPositionXLeft;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
cursorPositionXLeft = inputTextX;
|
|||
|
|
cursorPositionXRight = inputTextX;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if (_typingEnabled && cursorVisible)
|
|||
|
|
{
|
|||
|
|
float cursorWidth = cursorPositionXRight - cursorPositionXLeft;
|
|||
|
|
float cursorHeight = cursorPositionYBottom - cursorPositionYTop;
|
|||
|
|
|
|||
|
|
if (cursorWidth == 0)
|
|||
|
|
{
|
|||
|
|
graphics.DrawLine(cursorPen, cursorPositionXLeft, cursorPositionYTop, cursorPositionXLeft, cursorPositionYBottom);
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
graphics.DrawRectangle(cursorPen, cursorPositionXLeft, cursorPositionYTop, cursorWidth, cursorHeight);
|
|||
|
|
graphics.FillRectangle(cursorBrush, cursorPositionXLeft, cursorPositionYTop, cursorWidth, cursorHeight);
|
|||
|
|
|
|||
|
|
var cursorRectangle = new RectangleF(cursorPositionXLeft, cursorPositionYTop, cursorWidth, cursorHeight);
|
|||
|
|
|
|||
|
|
var oldClip = graphics.Clip;
|
|||
|
|
graphics.Clip = new Region(cursorRectangle);
|
|||
|
|
|
|||
|
|
DrawString(graphics, _inputText, _inputTextFont, cursorTextBrush, inputTextPosition);
|
|||
|
|
|
|||
|
|
graphics.Clip = oldClip;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else if (!_typingEnabled)
|
|||
|
|
{
|
|||
|
|
// Just draw a semi-transparent rectangle on top to fade the component with the background.
|
|||
|
|
// TODO (caian): This will not work if one decides to add make background semi-transparent as well.
|
|||
|
|
graphics.FillRectangle(_disabledBrush, boxX - _textBoxOutlineWidth, boxY - _textBoxOutlineWidth,
|
|||
|
|
boxWidth + 2* _textBoxOutlineWidth, boxHeight + 2* _textBoxOutlineWidth);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private void DrawPadButton(System.Drawing.Graphics graphics, PointF point, Image icon, string label, bool pressed, bool enabled)
|
|||
|
|
{
|
|||
|
|
// Use relative positions so we can center the the entire drawing later.
|
|||
|
|
|
|||
|
|
float iconX = 0;
|
|||
|
|
float iconY = 0;
|
|||
|
|
float iconWidth = icon.Width;
|
|||
|
|
float iconHeight = icon.Height;
|
|||
|
|
|
|||
|
|
var labelRectangle = MeasureString(graphics, label, _labelsTextFont);
|
|||
|
|
|
|||
|
|
float labelPositionX = iconWidth + 8 - labelRectangle.X;
|
|||
|
|
float labelPositionY = (iconHeight - labelRectangle.Height) / 2 - labelRectangle.Y - 1;
|
|||
|
|
|
|||
|
|
float fullWidth = labelPositionX + labelRectangle.Width + labelRectangle.X;
|
|||
|
|
float fullHeight = iconHeight;
|
|||
|
|
|
|||
|
|
// Convert all relative positions into absolute.
|
|||
|
|
|
|||
|
|
float originX = (int)(point.X - fullWidth / 2);
|
|||
|
|
float originY = (int)(point.Y - fullHeight / 2);
|
|||
|
|
|
|||
|
|
iconX += originX;
|
|||
|
|
iconY += originY;
|
|||
|
|
|
|||
|
|
var labelPosition = new PointF(labelPositionX + originX, labelPositionY + originY);
|
|||
|
|
|
|||
|
|
graphics.DrawImageUnscaled(icon, (int)iconX, (int)iconY);
|
|||
|
|
|
|||
|
|
DrawString(graphics, label, _labelsTextFont, _textNormalBrush, labelPosition);
|
|||
|
|
|
|||
|
|
GraphicsPath frame = new GraphicsPath();
|
|||
|
|
frame.AddRectangle(new RectangleF(originX - 2 * _padPressedPenWidth, originY - 2 * _padPressedPenWidth,
|
|||
|
|
fullWidth + 4 * _padPressedPenWidth, fullHeight + 4 * _padPressedPenWidth));
|
|||
|
|
|
|||
|
|
if (enabled)
|
|||
|
|
{
|
|||
|
|
if (pressed)
|
|||
|
|
{
|
|||
|
|
graphics.DrawPath(_padPressedPen, frame);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
// Just draw a semi-transparent rectangle on top to fade the component with the background.
|
|||
|
|
// TODO (caian): This will not work if one decides to add make background semi-transparent as well.
|
|||
|
|
graphics.FillPath(_disabledBrush, frame);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private void DrawControllerToggle(System.Drawing.Graphics graphics, PointF point, bool enabled)
|
|||
|
|
{
|
|||
|
|
var labelRectangle = MeasureString(graphics, ControllerToggleText, _labelsTextFont);
|
|||
|
|
|
|||
|
|
// Use relative positions so we can center the the entire drawing later.
|
|||
|
|
|
|||
|
|
float keyWidth = _keyModeIcon.Width;
|
|||
|
|
float keyHeight = _keyModeIcon.Height;
|
|||
|
|
|
|||
|
|
float labelPositionX = keyWidth + 8 - labelRectangle.X;
|
|||
|
|
float labelPositionY = -labelRectangle.Y - 1;
|
|||
|
|
|
|||
|
|
float keyX = 0;
|
|||
|
|
float keyY = (int)((labelPositionY + labelRectangle.Height - keyHeight) / 2);
|
|||
|
|
|
|||
|
|
float fullWidth = labelPositionX + labelRectangle.Width;
|
|||
|
|
float fullHeight = Math.Max(labelPositionY + labelRectangle.Height, keyHeight);
|
|||
|
|
|
|||
|
|
// Convert all relative positions into absolute.
|
|||
|
|
|
|||
|
|
float originX = (int)(point.X - fullWidth / 2);
|
|||
|
|
float originY = (int)(point.Y - fullHeight / 2);
|
|||
|
|
|
|||
|
|
keyX += originX;
|
|||
|
|
keyY += originY;
|
|||
|
|
|
|||
|
|
var labelPosition = new PointF(labelPositionX + originX, labelPositionY + originY);
|
|||
|
|
var overlayPosition = new Point((int)keyX, (int)keyY);
|
|||
|
|
|
|||
|
|
graphics.DrawImageUnscaled(_keyModeIcon, overlayPosition);
|
|||
|
|
|
|||
|
|
DrawString(graphics, ControllerToggleText, _labelsTextFont, _textNormalBrush, labelPosition);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private unsafe bool TryCopyTo(IVirtualMemoryManager destination, ulong position)
|
|||
|
|
{
|
|||
|
|
if (_surface == null)
|
|||
|
|
{
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
Rectangle lockRectangle = new Rectangle(0, 0, _surface.Width, _surface.Height);
|
|||
|
|
BitmapData surfaceData = _surface.LockBits(lockRectangle, ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
|
|||
|
|
|
|||
|
|
Debug.Assert(surfaceData.Stride == _surfaceInfo.Pitch);
|
|||
|
|
Debug.Assert(surfaceData.Stride * surfaceData.Height == _surfaceInfo.Size);
|
|||
|
|
|
|||
|
|
// Convert the pixel format used in System.Drawing to the one required by a Switch Surface.
|
|||
|
|
int dataLength = surfaceData.Stride * surfaceData.Height;
|
|||
|
|
byte* dataPointer = (byte*)surfaceData.Scan0;
|
|||
|
|
byte* dataEnd = dataPointer + dataLength;
|
|||
|
|
|
|||
|
|
for (; dataPointer < dataEnd; dataPointer += 4)
|
|||
|
|
{
|
|||
|
|
*(uint*)dataPointer = (uint)(
|
|||
|
|
(*(dataPointer + 0) << 16) |
|
|||
|
|
(*(dataPointer + 1) << 8 ) |
|
|||
|
|
(*(dataPointer + 2) << 0 ) |
|
|||
|
|
(*(dataPointer + 3) << 24));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
try
|
|||
|
|
{
|
|||
|
|
Span<byte> dataSpan = new Span<byte>((void*)surfaceData.Scan0, dataLength);
|
|||
|
|
destination.Write(position, dataSpan);
|
|||
|
|
}
|
|||
|
|
finally
|
|||
|
|
{
|
|||
|
|
_surface.UnlockBits(surfaceData);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
internal bool DrawTo(RenderingSurfaceInfo surfaceInfo, IVirtualMemoryManager destination, ulong position)
|
|||
|
|
{
|
|||
|
|
lock (_renderLock)
|
|||
|
|
{
|
|||
|
|
if (!_surfaceInfo.Equals(surfaceInfo))
|
|||
|
|
{
|
|||
|
|
_surfaceInfo = surfaceInfo;
|
|||
|
|
RecreateSurface();
|
|||
|
|
RecomputeConstants();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
Redraw();
|
|||
|
|
|
|||
|
|
return TryCopyTo(destination, position);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public void Dispose()
|
|||
|
|
{
|
|||
|
|
_textBoxBlinkTimedAction.RequestCancel();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|