#region License Information (GPL v3)
/*
ShareX - A program that allows you to take screenshots and share any file type
Copyright (c) 2007-2016 ShareX Team
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
Optionally you can also view the license at .
*/
#endregion License Information (GPL v3)
using ShareX.HelpersLib;
using ShareX.ScreenCaptureLib.Properties;
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace ShareX.ScreenCaptureLib
{
public class RectangleRegion : Surface
{
public AreaManager AreaManager { get; private set; }
#region Screen color picker
public bool ScreenColorPickerMode { get; set; }
public Point CurrentPosition { get; set; }
public Color CurrentColor
{
get
{
if (bmpSurfaceImage != null && !CurrentPosition.IsEmpty)
{
Point position = CaptureHelpers.ScreenToClient(CurrentPosition);
return bmpSurfaceImage.GetPixel(position.X, position.Y);
}
return Color.Empty;
}
}
private Bitmap bmpSurfaceImage;
#endregion Screen color picker
#region Screen ruler
public bool RulerMode { get; set; }
#endregion Screen ruler
public bool OneClickMode { get; set; }
public SimpleWindowInfo SelectedWindow { get; set; }
private ColorBlinkAnimation colorBlinkAnimation = new ColorBlinkAnimation();
public RectangleRegion()
{
AreaManager = new AreaManager(this);
KeyDown += RectangleRegion_KeyDown;
MouseDown += RectangleRegion_MouseDown;
MouseWheel += RectangleRegion_MouseWheel;
}
private void RectangleRegion_MouseDown(object sender, MouseEventArgs e)
{
if ((OneClickMode || ScreenColorPickerMode) && e.Button == MouseButtons.Left)
{
CurrentPosition = InputManager.MousePosition;
if (OneClickMode)
{
SelectedWindow = AreaManager.FindSelectedWindow();
}
Close(SurfaceResult.Region);
}
}
private void RectangleRegion_KeyDown(object sender, KeyEventArgs e)
{
switch (e.KeyData)
{
case Keys.F1:
Config.ShowTips = !Config.ShowTips;
break;
case Keys.I:
Config.ShowInfo = !Config.ShowInfo;
break;
case Keys.C:
Config.ShowCrosshair = !Config.ShowCrosshair;
break;
case Keys.M:
Config.ShowMagnifier = !Config.ShowMagnifier;
break;
case Keys.Control | Keys.C:
CopyAreaInfo();
break;
}
}
private void CopyAreaInfo()
{
string clipboardText;
if (AreaManager.IsCurrentRegionValid)
{
clipboardText = GetAreaText(AreaManager.CurrentRectangle);
}
else
{
CurrentPosition = InputManager.MousePosition;
clipboardText = GetInfoText();
}
ClipboardHelpers.CopyText(clipboardText);
}
private void RectangleRegion_MouseWheel(object sender, MouseEventArgs e)
{
if (e.Delta > 0)
{
if (ModifierKeys.HasFlag(Keys.Control))
{
if (Config.MagnifierPixelSize < 30) Config.MagnifierPixelSize++;
}
else
{
if (Config.MagnifierPixelCount < 41) Config.MagnifierPixelCount += 2;
}
}
else if (e.Delta < 0)
{
if (ModifierKeys.HasFlag(Keys.Control))
{
if (Config.MagnifierPixelSize > 2) Config.MagnifierPixelSize--;
}
else
{
if (Config.MagnifierPixelCount > 2) Config.MagnifierPixelCount -= 2;
}
}
}
public override void Prepare()
{
base.Prepare();
if (Config != null)
{
AreaManager.WindowCaptureMode = Config.DetectWindows;
AreaManager.IncludeControls = Config.DetectControls;
if (OneClickMode || AreaManager.WindowCaptureMode)
{
IntPtr handle = Handle;
TaskEx.Run(() =>
{
WindowsRectangleList wla = new WindowsRectangleList();
wla.IgnoreHandle = handle;
wla.IncludeChildWindows = AreaManager.IncludeControls;
AreaManager.Windows = wla.GetWindowInfoListAsync(5000);
});
}
}
if (Config.UseCustomInfoText || ScreenColorPickerMode)
{
bmpSurfaceImage = new Bitmap(SurfaceImage);
}
}
public override WindowInfo GetWindowInfo()
{
return AreaManager.FindSelectedWindowInfo(CurrentPosition);
}
protected override void Update()
{
base.Update();
AreaManager.Update();
}
protected override void Draw(Graphics g)
{
if (AreaManager.IsCreating && AreaManager.IsSnapResizing)
{
foreach (Size size in Config.SnapSizes)
{
Rectangle snapRect = CaptureHelpers.CalculateNewRectangle(AreaManager.PositionOnClick, AreaManager.CurrentPosition, size);
g.DrawRectangleProper(markerPen, snapRect);
}
}
List areas = AreaManager.ValidRegions.ToList();
bool drawAreaExist = areas.Count > 0;
if (AreaManager.IsCurrentShapeTypeRegion && AreaManager.IsCurrentHoverAreaValid && areas.All(area => area.Rectangle != AreaManager.CurrentHoverRectangle))
{
BaseShape shape = AreaManager.CreateRegionShape(AreaManager.CurrentHoverRectangle);
areas.Add(shape);
}
if (areas.Count > 0)
{
UpdateRegionPath();
if (drawAreaExist)
{
if (Config.UseDimming)
{
using (Region region = new Region(regionDrawPath))
{
g.Clip = region;
g.FillRectangle(lightBackgroundBrush, ScreenRectangle0Based);
g.ResetClip();
}
}
using (Pen blinkBorderPen = new Pen(colorBlinkAnimation.GetColor()))
{
g.DrawPath(blinkBorderPen, regionDrawPath);
}
/*
if (areas.Count > 1)
{
Rectangle totalArea = AreaManager.CombineAreas();
g.DrawCrossRectangle(borderPen, totalArea, 15);
if (Config.ShowInfo)
{
ImageHelpers.DrawTextWithOutline(g, string.Format("X: {0} / Y: {1} / W: {2} / H: {3}", totalArea.X, totalArea.Y,
totalArea.Width, totalArea.Height), new PointF(totalArea.X + 5, totalArea.Y - 25), textFont, Color.White, Color.Black);
}
}
*/
}
}
foreach (BaseDrawingShape drawingShape in AreaManager.DrawingShapes)
{
drawingShape.Draw(g);
}
if (areas.Count > 0 && AreaManager.IsCurrentShapeTypeRegion)
{
if (AreaManager.IsCurrentHoverAreaValid)
{
using (GraphicsPath hoverDrawPath = new GraphicsPath { FillMode = FillMode.Winding })
{
AreaManager.CreateRegionShape(AreaManager.CurrentHoverRectangle).AddShapePath(hoverDrawPath, -1);
g.DrawPath(borderPen, hoverDrawPath);
g.DrawPath(borderDotPen, hoverDrawPath);
}
}
if (AreaManager.IsCurrentRegionValid)
{
g.DrawRectangleProper(borderPen, AreaManager.CurrentRectangle);
g.DrawRectangleProper(borderDotPen, AreaManager.CurrentRectangle);
if (RulerMode)
{
DrawRuler(g, AreaManager.CurrentRectangle, borderPen, 5, 10);
DrawRuler(g, AreaManager.CurrentRectangle, borderPen, 15, 100);
Point centerPos = new Point(AreaManager.CurrentRectangle.X + AreaManager.CurrentRectangle.Width / 2, AreaManager.CurrentRectangle.Y + AreaManager.CurrentRectangle.Height / 2);
int markSize = 10;
g.DrawLine(borderPen, centerPos.X, centerPos.Y - markSize, centerPos.X, centerPos.Y + markSize);
g.DrawLine(borderPen, centerPos.X - markSize, centerPos.Y, centerPos.X + markSize, centerPos.Y);
}
}
if (Config.ShowInfo)
{
foreach (BaseShape regionInfo in areas)
{
if (regionInfo.Rectangle.IsValid())
{
string areaText = GetAreaText(regionInfo.Rectangle);
DrawAreaText(g, areaText, regionInfo.Rectangle);
}
}
}
}
DrawObjects(g);
if (Config.ShowTips)
{
DrawTips(g, 10, 10);
}
if (Config.ShowMagnifier)
{
DrawMagnifier(g);
}
if (Config.ShowCrosshair)
{
DrawCrosshair(g);
}
}
private void DrawInfoText(Graphics g, string text, Rectangle rect, int padding)
{
g.FillRectangle(textBackgroundBrush, rect.Offset(-2));
g.DrawRectangleProper(textBackgroundPenBlack, rect.Offset(-1));
g.DrawRectangleProper(textBackgroundPenWhite, rect);
ImageHelpers.DrawTextWithShadow(g, text, rect.Offset(-padding).Location, infoFont, Brushes.White, Brushes.Black);
}
private void DrawAreaText(Graphics g, string text, Rectangle area)
{
int offset = 5;
int backgroundPadding = 3;
Size textSize = g.MeasureString(text, infoFont).ToSize();
Point textPos;
if (area.Y - offset - textSize.Height - backgroundPadding * 2 < ScreenRectangle0Based.Y)
{
textPos = new Point(area.X + offset + backgroundPadding, area.Y + offset + backgroundPadding);
}
else
{
textPos = new Point(area.X + backgroundPadding, area.Y - offset - backgroundPadding - textSize.Height);
}
if (textPos.X + textSize.Width + backgroundPadding >= ScreenRectangle0Based.Width)
{
textPos.X = ScreenRectangle0Based.Width - textSize.Width - backgroundPadding;
}
Rectangle backgroundRect = new Rectangle(textPos.X - backgroundPadding, textPos.Y - backgroundPadding, textSize.Width + backgroundPadding * 2, textSize.Height + backgroundPadding * 2);
DrawInfoText(g, text, backgroundRect, backgroundPadding);
}
private void DrawTips(Graphics g, int offset, int padding)
{
StringBuilder sb = new StringBuilder();
WriteTips(sb);
string tipText = sb.ToString().Trim();
Size textSize = g.MeasureString(tipText, infoFont).ToSize();
int rectWidth = textSize.Width + padding * 2 + 2;
int rectHeight = textSize.Height + padding * 2;
Rectangle primaryScreenBounds = CaptureHelpers.GetPrimaryScreenBounds0Based();
Rectangle textRectangle = new Rectangle(primaryScreenBounds.X + primaryScreenBounds.Width - rectWidth - offset, primaryScreenBounds.Y + offset, rectWidth, rectHeight);
if (textRectangle.Offset(10).Contains(InputManager.MousePosition0Based))
{
textRectangle.Y = primaryScreenBounds.Height - rectHeight - offset;
}
DrawInfoText(g, tipText, textRectangle, padding);
}
protected virtual void WriteTips(StringBuilder sb)
{
sb.AppendLine(Resources.RectangleRegion_WriteTips__F1__Hide_tips);
sb.AppendLine();
if (AreaManager.IsCreating)
{
sb.AppendLine(Resources.RectangleRegion_WriteTips__Insert__Stop_region_selection);
sb.AppendLine(Resources.RectangleRegion_WriteTips__Right_click__Cancel_region_selection);
sb.AppendLine(Resources.RectangleRegion_WriteTips__Esc__Cancel_capture);
}
else
{
sb.AppendLine(Resources.RectangleRegion_WriteTips__Hold_Left_click__Start_region_selection);
sb.AppendLine(Resources.RectangleRegion_WriteTips__Right_click___Esc__Cancel_capture);
}
if (!Config.QuickCrop && AreaManager.Regions.Length > 0)
{
sb.AppendLine(Resources.RectangleRegion_WriteTips__Double_Left_click___Enter__Capture_regions);
}
sb.AppendLine();
if (!Config.QuickCrop && !AreaManager.IsCreating && AreaManager.IsCurrentRegionValid)
{
sb.AppendLine(string.Format(Resources.RectangleRegion_WriteTips__Arrow_keys__Resize_selected_region_from__0_, AreaManager.ResizeManager.IsBottomRightResizing ?
Resources.RectangleRegion_WriteTips_bottom_right : Resources.RectangleRegion_WriteTips_top_left));
sb.AppendLine(string.Format(Resources.RectangleRegion_WriteTips__Tab__Swap_resize_anchor_to__0_, AreaManager.ResizeManager.IsBottomRightResizing ?
Resources.RectangleRegion_WriteTips_top_left : Resources.RectangleRegion_WriteTips_bottom_right));
sb.AppendLine(Resources.RectangleRegion_WriteTips__Hold_Shift__Move_selected_region_instead_of_resizing);
sb.AppendLine(Resources.RectangleRegion_WriteTips__Hold_Ctrl__Resize___Move_faster);
sb.AppendLine(Resources.RectangleRegion_WriteTips__Hold_Left_click_on_selection__Move_region);
sb.AppendLine(Resources.RectangleRegion_WriteTips__Right_click_on_selection___Delete__Remove_region);
}
else
{
sb.AppendLine(Resources.RectangleRegion_WriteTips__Arrow_keys__Move_cursor_position);
sb.AppendLine(Resources.RectangleRegion_WriteTips__Ctrl___Arrow_keys__Move_cursor_position_faster);
}
if (AreaManager.IsCreating)
{
sb.AppendLine(Resources.RectangleRegion_WriteTips__Hold_Shift__Proportional_resizing);
sb.AppendLine(Resources.RectangleRegion_WriteTips__Hold_Alt__Snap_resizing_to_preset_sizes);
}
if (AreaManager.IsCurrentRegionValid)
{
sb.AppendLine(Resources.RectangleRegion_WriteTips__Ctrl___C__Copy_position_and_size);
}
else if (Config.UseCustomInfoText)
{
sb.AppendLine(Resources.RectangleRegion_WriteTips__Ctrl___C__Copy_info);
}
else
{
sb.AppendLine(Resources.RectangleRegion_WriteTips__Ctrl___C__Copy_position);
}
sb.AppendLine();
sb.AppendLine(Resources.RectangleRegion_WriteTips__Space__Fullscreen_capture);
sb.AppendLine(Resources.RectangleRegion_WriteTips__1__2__3_____0__Monitor_capture);
sb.AppendLine(Resources.RectangleRegion_WriteTips_____Active_monitor_capture);
sb.AppendLine();
if (Config.QuickCrop)
{
sb.AppendLine(Resources.RectangleRegion_WriteTips__Q__Activate_multi_region_mode);
}
else
{
sb.AppendLine(Resources.RectangleRegion_WriteTips__Q__Activate_quick_capture_mode);
}
sb.AppendLine(Resources.RectangleRegion_WriteTips__Mouse_wheel__Change_magnifier_pixel_count);
sb.AppendLine(Resources.RectangleRegion_WriteTips__Ctrl___Mouse_wheel__Change_magnifier_pixel_size);
sb.AppendLine(string.Format(Resources.RectangleRegion_WriteTips__I___0__position_and_size_info, Config.ShowInfo ? Resources.RectangleRegion_WriteTips_Hide : Resources.RectangleRegion_WriteTips_Show));
sb.AppendLine(string.Format(Resources.RectangleRegion_WriteTips__M___0__magnifier, Config.ShowMagnifier ? Resources.RectangleRegion_WriteTips_Hide : Resources.RectangleRegion_WriteTips_Show));
sb.AppendLine(string.Format(Resources.RectangleRegion_WriteTips__C___0__screen_wide_crosshair, Config.ShowCrosshair ? Resources.RectangleRegion_WriteTips_Hide : Resources.RectangleRegion_WriteTips_Show));
sb.AppendLine();
if (AreaManager.CurrentShapeType == ShapeType.RegionRectangle) sb.Append("-> ");
sb.AppendLine(Resources.RectangleRegion_WriteTips__Numpad_1__Rectangle_shape);
if (AreaManager.CurrentShapeType == ShapeType.RegionRoundedRectangle) sb.Append("-> ");
sb.AppendLine(Resources.RectangleRegion_WriteTips__Numpad_2__Rounded_rectangle_shape);
if (AreaManager.CurrentShapeType == ShapeType.RegionEllipse) sb.Append("-> ");
sb.AppendLine(Resources.RectangleRegion_WriteTips__Numpad_3__Ellipse_shape);
if (AreaManager.CurrentShapeType == ShapeType.RegionTriangle) sb.Append("-> ");
sb.AppendLine(Resources.RectangleRegion_WriteTips__Numpad_4__Triangle_shape);
if (AreaManager.CurrentShapeType == ShapeType.RegionDiamond) sb.Append("-> ");
sb.AppendLine(Resources.RectangleRegion_WriteTips__Numpad_5__Diamond_shape);
//TODO: Translate
if (AreaManager.CurrentShapeType == ShapeType.DrawingRectangle) sb.Append("-> ");
sb.AppendLine("[Numpad 7] Rectangle drawing");
if (AreaManager.CurrentShapeType == ShapeType.DrawingRoundedRectangle) sb.Append("-> ");
sb.AppendLine("[Numpad 8] Rounded rectangle drawing");
switch (AreaManager.CurrentShapeType)
{
case ShapeType.RegionRoundedRectangle:
sb.AppendLine(Resources.RectangleRegion_WriteTips__Numpad___or____Change_rounded_rectangle_corner_radius);
break;
case ShapeType.RegionTriangle:
sb.AppendLine(Resources.RectangleRegion_WriteTips__Numpad___or____Change_triangle_angle);
break;
}
}
private string GetAreaText(Rectangle area)
{
if (RulerMode)
{
Point endPos = new Point(area.Right - 1, area.Bottom - 1);
return string.Format(Resources.RectangleRegion_GetRulerText_Ruler_info, area.X, area.Y, endPos.X, endPos.Y,
area.Width, area.Height, MathHelpers.Distance(area.Location, endPos), MathHelpers.LookAtDegree(area.Location, endPos));
}
return string.Format(Resources.RectangleRegion_GetAreaText_Area, area.X, area.Y, area.Width, area.Height);
}
private string GetInfoText()
{
if (ScreenColorPickerMode || Config.UseCustomInfoText)
{
Color color = CurrentColor;
if (!ScreenColorPickerMode && !string.IsNullOrEmpty(Config.CustomInfoText))
{
return Config.CustomInfoText.Replace("$r", color.R.ToString(), StringComparison.InvariantCultureIgnoreCase).
Replace("$g", color.G.ToString(), StringComparison.InvariantCultureIgnoreCase).
Replace("$b", color.B.ToString(), StringComparison.InvariantCultureIgnoreCase).
Replace("$hex", ColorHelpers.ColorToHex(color), StringComparison.InvariantCultureIgnoreCase).
Replace("$x", CurrentPosition.X.ToString(), StringComparison.InvariantCultureIgnoreCase).
Replace("$y", CurrentPosition.Y.ToString(), StringComparison.InvariantCultureIgnoreCase);
}
return string.Format(Resources.RectangleRegion_GetColorPickerText, color.R, color.G, color.B, ColorHelpers.ColorToHex(color), CurrentPosition.X, CurrentPosition.Y);
}
return string.Format("X: {0} Y: {1}", CurrentPosition.X, CurrentPosition.Y);
}
private void DrawCrosshair(Graphics g)
{
int offset = 5;
Point mousePos = InputManager.MousePosition0Based;
Point left = new Point(mousePos.X - offset, mousePos.Y), left2 = new Point(0, mousePos.Y);
Point right = new Point(mousePos.X + offset, mousePos.Y), right2 = new Point(ScreenRectangle0Based.Width - 1, mousePos.Y);
Point top = new Point(mousePos.X, mousePos.Y - offset), top2 = new Point(mousePos.X, 0);
Point bottom = new Point(mousePos.X, mousePos.Y + offset), bottom2 = new Point(mousePos.X, ScreenRectangle0Based.Height - 1);
if (left.X - left2.X > 10)
{
g.DrawLine(borderPen, left, left2);
g.DrawLine(borderDotPen, left, left2);
}
if (right2.X - right.X > 10)
{
g.DrawLine(borderPen, right, right2);
g.DrawLine(borderDotPen, right, right2);
}
if (top.Y - top2.Y > 10)
{
g.DrawLine(borderPen, top, top2);
g.DrawLine(borderDotPen, top, top2);
}
if (bottom2.Y - bottom.Y > 10)
{
g.DrawLine(borderPen, bottom, bottom2);
g.DrawLine(borderDotPen, bottom, bottom2);
}
}
private void DrawMagnifier(Graphics g)
{
Point mousePos = InputManager.MousePosition0Based;
Rectangle currentScreenRect0Based = CaptureHelpers.ScreenToClient(Screen.FromPoint(InputManager.MousePosition).Bounds);
int offsetX = 10, offsetY = 10, infoTextOffset = 0, infoTextPadding = 3;
Rectangle infoTextRect = Rectangle.Empty;
string infoText = string.Empty;
if (Config.ShowInfo)
{
infoTextOffset = 10;
CurrentPosition = InputManager.MousePosition;
infoText = GetInfoText();
Size textSize = g.MeasureString(infoText, infoFont).ToSize();
infoTextRect.Size = new Size(textSize.Width + infoTextPadding * 2, textSize.Height + infoTextPadding * 2);
}
using (Bitmap magnifier = Magnifier(SurfaceImage, mousePos, Config.MagnifierPixelCount, Config.MagnifierPixelCount, Config.MagnifierPixelSize))
{
int x = mousePos.X + offsetX;
if (x + magnifier.Width > currentScreenRect0Based.Right)
{
x = mousePos.X - offsetX - magnifier.Width;
}
int y = mousePos.Y + offsetY;
if (y + magnifier.Height + infoTextOffset + infoTextRect.Height > currentScreenRect0Based.Bottom)
{
y = mousePos.Y - offsetY - magnifier.Height - infoTextOffset - infoTextRect.Height;
}
if (Config.ShowInfo)
{
infoTextRect.Location = new Point(x + (magnifier.Width / 2) - (infoTextRect.Width / 2), y + magnifier.Height + infoTextOffset);
DrawInfoText(g, infoText, infoTextRect, infoTextPadding);
}
g.SetHighQuality();
using (TextureBrush brush = new TextureBrush(magnifier))
{
brush.TranslateTransform(x, y);
if (Config.UseSquareMagnifier)
{
g.FillRectangle(brush, x, y, magnifier.Width, magnifier.Height);
g.DrawRectangleProper(Pens.White, x - 1, y - 1, magnifier.Width + 2, magnifier.Height + 2);
g.DrawRectangleProper(Pens.Black, x, y, magnifier.Width, magnifier.Height);
}
else
{
g.FillEllipse(brush, x, y, magnifier.Width, magnifier.Height);
g.DrawEllipse(Pens.White, x - 1, y - 1, magnifier.Width + 2, magnifier.Height + 2);
g.DrawEllipse(Pens.Black, x, y, magnifier.Width, magnifier.Height);
}
}
}
}
private Bitmap Magnifier(Image img, Point position, int horizontalPixelCount, int verticalPixelCount, int pixelSize)
{
horizontalPixelCount = (horizontalPixelCount | 1).Between(1, 101);
verticalPixelCount = (verticalPixelCount | 1).Between(1, 101);
pixelSize = pixelSize.Between(1, 1000);
if (horizontalPixelCount * pixelSize > ScreenRectangle0Based.Width || verticalPixelCount * pixelSize > ScreenRectangle0Based.Height)
{
horizontalPixelCount = verticalPixelCount = 15;
pixelSize = 10;
}
int width = horizontalPixelCount * pixelSize;
int height = verticalPixelCount * pixelSize;
Bitmap bmp = new Bitmap(width - 1, height - 1);
using (Graphics g = Graphics.FromImage(bmp))
{
g.InterpolationMode = InterpolationMode.NearestNeighbor;
g.PixelOffsetMode = PixelOffsetMode.Half;
g.DrawImage(img, new Rectangle(0, 0, width, height), new Rectangle(position.X - horizontalPixelCount / 2, position.Y - verticalPixelCount / 2,
horizontalPixelCount, verticalPixelCount), GraphicsUnit.Pixel);
g.PixelOffsetMode = PixelOffsetMode.None;
using (SolidBrush crosshairBrush = new SolidBrush(Color.FromArgb(125, Color.LightBlue)))
{
g.FillRectangle(crosshairBrush, new Rectangle(0, (height - pixelSize) / 2, (width - pixelSize) / 2, pixelSize)); // Left
g.FillRectangle(crosshairBrush, new Rectangle((width + pixelSize) / 2, (height - pixelSize) / 2, (width - pixelSize) / 2, pixelSize)); // Right
g.FillRectangle(crosshairBrush, new Rectangle((width - pixelSize) / 2, 0, pixelSize, (height - pixelSize) / 2)); // Top
g.FillRectangle(crosshairBrush, new Rectangle((width - pixelSize) / 2, (height + pixelSize) / 2, pixelSize, (height - pixelSize) / 2)); // Bottom
}
using (Pen pen = new Pen(Color.FromArgb(75, Color.Black)))
{
for (int x = 1; x < horizontalPixelCount; x++)
{
g.DrawLine(pen, new Point(x * pixelSize - 1, 0), new Point(x * pixelSize - 1, height - 1));
}
for (int y = 1; y < verticalPixelCount; y++)
{
g.DrawLine(pen, new Point(0, y * pixelSize - 1), new Point(width - 1, y * pixelSize - 1));
}
}
g.DrawRectangle(Pens.Black, (width - pixelSize) / 2 - 1, (height - pixelSize) / 2 - 1, pixelSize, pixelSize);
g.DrawRectangle(Pens.White, (width - pixelSize) / 2, (height - pixelSize) / 2, pixelSize - 2, pixelSize - 2);
}
return bmp;
}
private void DrawRuler(Graphics g, Rectangle rect, Pen pen, int rulerSize, int rulerWidth)
{
if (rect.Width >= rulerSize && rect.Height >= rulerSize)
{
for (int x = 1; x <= rect.Width / rulerWidth; x++)
{
g.DrawLine(pen, new Point(rect.X + x * rulerWidth, rect.Y), new Point(rect.X + x * rulerWidth, rect.Y + rulerSize));
g.DrawLine(pen, new Point(rect.X + x * rulerWidth, rect.Bottom), new Point(rect.X + x * rulerWidth, rect.Bottom - rulerSize));
}
for (int y = 1; y <= rect.Height / rulerWidth; y++)
{
g.DrawLine(pen, new Point(rect.X, rect.Y + y * rulerWidth), new Point(rect.X + rulerSize, rect.Y + y * rulerWidth));
g.DrawLine(pen, new Point(rect.Right, rect.Y + y * rulerWidth), new Point(rect.Right - rulerSize, rect.Y + y * rulerWidth));
}
}
}
public void UpdateRegionPath()
{
if (regionFillPath != null)
{
regionFillPath.Dispose();
regionFillPath = null;
}
if (regionDrawPath != null)
{
regionDrawPath.Dispose();
regionDrawPath = null;
}
BaseShape[] areas = AreaManager.ValidRegions;
if (areas != null && areas.Length > 0)
{
regionFillPath = new GraphicsPath { FillMode = FillMode.Winding };
regionDrawPath = new GraphicsPath { FillMode = FillMode.Winding };
foreach (BaseShape regionShape in AreaManager.ValidRegions)
{
regionShape.AddShapePath(regionFillPath);
regionShape.AddShapePath(regionDrawPath, -1);
}
}
}
public override Image GetResultImage()
{
if (SurfaceImage != null)
{
using (Graphics g = Graphics.FromImage(SurfaceImage))
{
foreach (BaseDrawingShape shape in AreaManager.DrawingShapes)
{
if (shape != null)
{
shape.Draw(g);
}
}
}
}
return base.GetResultImage();
}
protected override void Dispose(bool disposing)
{
if (bmpSurfaceImage != null)
{
bmpSurfaceImage.Dispose();
}
base.Dispose(disposing);
}
}
}