public void Dispose() { if (drawableContainer != null) { drawableContainer.Dispose(); drawableContainer = null; } }
public void DeselectElement(DrawableContainer element) { element.HideGrippers(); element.Selected = false; selectedElements.Remove(element); MovingElementChanged(this, selectedElements); }
/// <summary> /// Allow the code to be used externally /// </summary> /// <param name="caller"></param> /// <param name="x"></param> /// <param name="y"></param> /// <returns></returns> public static bool EllipseContains(DrawableContainer caller, int x, int y) { double xDistanceFromCenter = x - (caller.Left + caller.Width / 2); double yDistanceFromCenter = y - (caller.Top + caller.Height / 2); // ellipse: x^2/a^2 + y^2/b^2 = 1 return(Math.Pow(xDistanceFromCenter, 2) / Math.Pow(caller.Width / 2, 2) + Math.Pow(yDistanceFromCenter, 2) / Math.Pow(caller.Height / 2, 2) < 1); }
private void CreateUndrawnElement() { if (undrawnElement != null) { FieldAggregator.UnbindElement(undrawnElement); } switch (DrawingMode) { case DrawingModes.Rect: undrawnElement = new RectangleContainer(this); break; case DrawingModes.Ellipse: undrawnElement = new EllipseContainer(this); break; case DrawingModes.Text: undrawnElement = new TextContainer(this); break; case DrawingModes.Line: undrawnElement = new LineContainer(this); break; case DrawingModes.Arrow: undrawnElement = new ArrowContainer(this); break; case DrawingModes.Highlight: undrawnElement = new HighlightContainer(this); break; case DrawingModes.Obfuscate: undrawnElement = new ObfuscateContainer(this); break; case DrawingModes.Crop: cropContainer = new CropContainer(this); undrawnElement = cropContainer; break; case DrawingModes.Bitmap: undrawnElement = new BitmapContainer(this); break; case DrawingModes.Path: undrawnElement = new FreehandContainer(this); break; case DrawingModes.None: undrawnElement = null; break; } if (undrawnElement != null) { FieldAggregator.BindElement(undrawnElement); } }
public void DeselectAllElements() { while (selectedElements.Count > 0) { DrawableContainer element = selectedElements[0]; element.HideGrippers(); element.Selected = false; selectedElements.Remove(element); } MovingElementChanged(this, selectedElements); }
public void SelectElement(DrawableContainer element) { if (selectedElements.Contains(element)) { return; } selectedElements.Add(element); element.ShowGrippers(); element.Selected = true; MovingElementChanged(this, selectedElements); Invalidate(); }
void SurfaceMouseDown(object sender, MouseEventArgs e) { mouseStart = MouseHelper.FixMouseCoordinates(e); mouseDown = true; isSurfaceMoveMadeUndoable = false; if (cropContainer != null && ((undrawnElement == null) || (undrawnElement != null && DrawingMode != DrawingModes.Crop))) { RemoveElement(cropContainer, false); cropContainer = null; drawingElement = null; } if (drawingElement == null && DrawingMode != DrawingModes.None) { if (undrawnElement == null) { DeselectAllElements(); if (undrawnElement == null) { CreateUndrawnElement(); } } drawingElement = undrawnElement; drawingElement.Status = EditStatus.DRAWING; undrawnElement = null; // if a new element has been drawn, set location and register it if (drawingElement != null) { drawingElement.PropertyChanged += ElementPropertyChanged; if (!drawingElement.HandleMouseDown(mouseStart.X, mouseStart.Y)) { drawingElement.Left = mouseStart.X; drawingElement.Top = mouseStart.Y; } AddElement(drawingElement); drawingElement.Selected = true; } } else { // check whether an existing element was clicked // we save mouse down element separately from selectedElements (checked on mouse up), // since it could be moved around before it is actually selected mouseDownElement = elements.ClickableElementAt(mouseStart.X, mouseStart.Y); if (mouseDownElement != null) { mouseDownElement.Status = EditStatus.MOVING; } } }
public void DeselectElement(IDrawableContainer container) { DrawableContainer element = container as DrawableContainer; element.HideGrippers(); element.Selected = false; selectedElements.Remove(element); FieldAggregator.UnbindElement(element); if (MovingElementChanged != null) { MovingElementChanged(this, selectedElements); } }
void SurfaceMouseDown(object sender, MouseEventArgs e) { mX = e.X; mY = e.Y; mouseDown = true; drawingElement = null; if (DrawingMode == DrawingModes.Rect) // draw rectangle { DeselectAllElements(); drawingElement = new RectangleContainer(this); } else if (DrawingMode == DrawingModes.Ellipse) // draw ellipse { DeselectAllElements(); drawingElement = new EllipseContainer(this); } else if (DrawingMode == DrawingModes.Text) // draw textbox { DeselectAllElements(); drawingElement = new TextContainer(this); } else if (DrawingMode == DrawingModes.Line) // draw line { DeselectAllElements(); drawingElement = new LineContainer(this); } else if (DrawingMode == DrawingModes.Arrow) // draw arrow { DeselectAllElements(); drawingElement = new LineContainer(this); ((LineContainer)drawingElement).HasEndPointArrowHead = true; } else // check whether an existing element was clicked { // we save mouse down element separately from selectedElements (checked on mouse up), // since it could be moved around before it is actually selected mouseDownElement = elements.ClickableElementAt(e.X, e.Y); } // if a new element has been drawn, set location and register it if (drawingElement != null) { drawingElement.Left = e.X; drawingElement.Top = e.Y; drawingElement.Selected = true; drawingElement.ForeColor = conf.Editor_ForeColor; drawingElement.BackColor = conf.Editor_BackColor; drawingElement.Thickness = conf.Editor_Thickness; AddElement(drawingElement); } }
// drawablecontainers are regarded equal if they are of the same type and their bounds are equal. this should be sufficient. public override bool Equals(object obj) { bool ret = false; if (obj != null && GetType() == obj.GetType()) { DrawableContainer other = obj as DrawableContainer; if (other != null && left == other.left && top == other.top && width == other.width && height == other.height) { ret = true; } } return(ret); }
public void RemoveElement(DrawableContainer element, bool makeUndoable) { DeselectElement(element); elements.Remove(element); element.FieldChanged -= element_FieldChanged; element.PropertyChanged -= ElementPropertyChanged; // Do not dispose, the memento should!! element.Dispose(); element.Invalidate(); if (makeUndoable) { MakeUndoable(new DeleteElementMemento(this, element), false); } modified = true; }
/// <summary> /// Add a new element to the surface /// </summary> /// <param name="element">the new element</param> /// <param name="makeUndoable">true if the adding should be undoable</param> public void AddElement(DrawableContainer element, bool makeUndoable) { elements.Add(element); element.FieldChanged += element_FieldChanged; element.PropertyChanged += ElementPropertyChanged; if (element.Status == EditStatus.UNDRAWN) { element.Status = EditStatus.IDLE; } element.Invalidate(); if (makeUndoable) { MakeUndoable(new AddElementMemento(this, element), false); } modified = true; }
public void SelectElement(IDrawableContainer container) { DrawableContainer element = container as DrawableContainer; if (!selectedElements.Contains(element)) { selectedElements.Add(element); element.ShowGrippers(); element.Selected = true; FieldAggregator.BindElement(element); if (MovingElementChanged != null) { MovingElementChanged(this, selectedElements); } element.Invalidate(); } }
public void DeselectAllElements() { if (HasSelectedElements()) { while (selectedElements.Count > 0) { DrawableContainer element = selectedElements[0]; element.Invalidate(); element.HideGrippers(); element.Selected = false; selectedElements.Remove(element); FieldAggregator.UnbindElement(element); } if (MovingElementChanged != null) { MovingElementChanged(this, selectedElements); } } }
// private void QueryContinueDragDrop(object sender, QueryContinueDragEventArgs e) { // LOG.Debug("QueryContinueDrag: " + e.Action); // if (e.EscapePressed) { // e.Action = DragAction.Cancel; // } // } // // private void GiveFeedbackDragDrop(object sender, GiveFeedbackEventArgs e) { // e.UseDefaultCursors = true; // } #endregion /// <summary> /// Auto crop the image /// </summary> /// <returns>true if cropped</returns> public bool AutoCrop() { Rectangle cropRectangle = ImageHelper.FindAutoCropRectangle(Image); if (isCropPossible(ref cropRectangle)) { DrawingMode = DrawingModes.Crop; cropContainer = new CropContainer(this); cropContainer.Left = cropRectangle.X; cropContainer.Top = cropRectangle.Y; cropContainer.Width = cropRectangle.Width; cropContainer.Height = cropRectangle.Height; DeselectAllElements(); AddElement(cropContainer); SelectElement(cropContainer); return(true); } return(false); }
void SurfaceMouseDown(object sender, MouseEventArgs e) { mouseStart = MouseHelper.FixMouseCoordinates(e); mouseDown = true; isSurfaceMoveMadeUndoable = false; if (cropContainer != null && ((undrawnElement == null) || (undrawnElement != null && DrawingMode != DrawingModes.Crop))) { RemoveElement(cropContainer, false); cropContainer = null; drawingElement = null; } if(drawingElement == null && DrawingMode != DrawingModes.None) { if (undrawnElement == null) { DeselectAllElements(); if(undrawnElement == null) { CreateUndrawnElement(); } } drawingElement = undrawnElement; drawingElement.Status = EditStatus.DRAWING; undrawnElement = null; // if a new element has been drawn, set location and register it if (drawingElement != null) { drawingElement.PropertyChanged += ElementPropertyChanged; if (!drawingElement.HandleMouseDown(mouseStart.X, mouseStart.Y)) { drawingElement.Left = mouseStart.X; drawingElement.Top = mouseStart.Y; } AddElement(drawingElement); drawingElement.Selected = true; } } else { // check whether an existing element was clicked // we save mouse down element separately from selectedElements (checked on mouse up), // since it could be moved around before it is actually selected mouseDownElement = elements.ClickableElementAt(mouseStart.X, mouseStart.Y); if (mouseDownElement != null) { mouseDownElement.Status = EditStatus.MOVING; } } }
/// <summary> /// Allow the code to be used externally /// </summary> /// <param name="caller"></param> /// <param name="x"></param> /// <param name="y"></param> /// <returns></returns> public static bool EllipseContains(DrawableContainer caller, int x, int y) { double xDistanceFromCenter = x - (caller.Left + caller.Width / 2); double yDistanceFromCenter = y - (caller.Top + caller.Height / 2); // ellipse: x^2/a^2 + y^2/b^2 = 1 return Math.Pow(xDistanceFromCenter, 2) / Math.Pow(caller.Width / 2, 2) + Math.Pow(yDistanceFromCenter, 2) / Math.Pow(caller.Height / 2, 2) < 1; }
public AddElementMemento(Surface surface, DrawableContainer drawableContainer) { this.surface = surface; this.drawableContainer = drawableContainer; }
private void SurfaceMouseDown(object sender, MouseEventArgs e) { if (e.Button == MouseButtons.Left) { mX = e.X; mY = e.Y; mouseDown = true; drawingElement = null; if (DrawingMode == DrawingModes.Rect) // Draw rectangle { drawingElement = new RectangleContainer(this); } else if (DrawingMode == DrawingModes.Ellipse) // Draw ellipse { drawingElement = new EllipseContainer(this); } else if (DrawingMode == DrawingModes.Line) // Draw line { drawingElement = new LineContainer(this); } else if (DrawingMode == DrawingModes.Text) // Draw textbox { drawingElement = new TextContainer(this); } // check whether an existing element was clicked // we save mouse down element separately from selectedElements (checked on mouse up), // since it could be moved around before it is actually selected if (DrawingMode == DrawingModes.None) { mouseDownElement = elements.ClickableElementAt(e.X, e.Y); } else { mouseDownElement = selectedElements.ClickableElementAt(e.X, e.Y); } if (mouseDownElement == null) { DeselectAllElements(); } // if a new element has been drawn, set location and register it if (drawingElement != null) { drawingElement.Left = e.X; drawingElement.Top = e.Y; drawingElement.Selected = true; drawingElement.ForeColor = conf.Editor_ForeColor; drawingElement.BackColor = conf.Editor_BackColor; drawingElement.GradientColor = conf.Editor_GradientColor; drawingElement.GradientType = conf.Editor_GradientType; drawingElement.Thickness = conf.Editor_Thickness; drawingElement.ArrowHeads = conf.Editor_ArrowHeads; AddElement(drawingElement); } } else if (e.Button == MouseButtons.Right) { DeselectAllElements(); } }
void SurfaceMouseUp(object sender, MouseEventArgs e) { mouseDown = false; mouseDownElement = null; if (DrawingMode == DrawingModes.None) // check whether an existing element was clicked { DrawableContainer element = elements.ClickableElementAt(e.X, e.Y); bool shiftModifier = (Control.ModifierKeys & Keys.Shift) == Keys.Shift; if (element != null) { bool alreadySelected = selectedElements.Contains(element); if (shiftModifier) { if (alreadySelected) { DeselectElement(element); } else { SelectElement(element); } } else { if (!alreadySelected) { DeselectAllElements(); SelectElement(element); } } } else if (!shiftModifier) { DeselectAllElements(); } } if (selectedElements.Count > 0) { selectedElements.ShowGrippers(); selectedElements.Selected = true; } if (drawingElement != null) { if (!drawingElement.InitContent()) { elements.Remove(drawingElement); Invalidate(); } else { if (Math.Abs(drawingElement.Width) < 5 && Math.Abs(drawingElement.Height) < 5) { drawingElement.Width = 25; drawingElement.Height = 25; } SelectElement(drawingElement); drawingElement.Selected = true; } drawingElement = null; } Invalidate(); }
/// <summary> /// Wrapper for makeUndoable flag which was introduced later, will call AddElement with makeundoable set to true /// </summary> /// <param name="element">the new element</param> public void AddElement(DrawableContainer element) { AddElement(element, true); }
public void AddElement(DrawableContainer element) { elements.Add(element); Invalidate(); }
private void CreateUndrawnElement() { if(undrawnElement != null) { FieldAggregator.UnbindElement(undrawnElement); } switch (DrawingMode) { case DrawingModes.Rect: undrawnElement = new RectangleContainer(this); break; case DrawingModes.Ellipse: undrawnElement = new EllipseContainer(this); break; case DrawingModes.Text: undrawnElement = new TextContainer(this); break; case DrawingModes.Line: undrawnElement = new LineContainer(this); break; case DrawingModes.Arrow: undrawnElement = new ArrowContainer(this); break; case DrawingModes.Highlight: undrawnElement = new HighlightContainer(this); break; case DrawingModes.Obfuscate: undrawnElement = new ObfuscateContainer(this); break; case DrawingModes.Crop: cropContainer = new CropContainer(this); undrawnElement = cropContainer; break; case DrawingModes.Bitmap: undrawnElement = new BitmapContainer(this); break; case DrawingModes.Path: undrawnElement = new FreehandContainer(this); break; case DrawingModes.None: undrawnElement = null; break; } if (undrawnElement != null) { FieldAggregator.BindElement(undrawnElement); } }
void SurfaceMouseDown(object sender, MouseEventArgs e) { mouseStart = e.Location; // check contextmenu if (e.Button == MouseButtons.Right) { DrawableContainerList selectedList = null; if (selectedElements != null && selectedElements.Count > 0) { selectedList = selectedElements; } else { // Single element DrawableContainer rightClickedContainer = elements.ClickableElementAt(mouseStart.X, mouseStart.Y); if (rightClickedContainer != null) { selectedList = new DrawableContainerList(); selectedList.Add(rightClickedContainer); } } if (selectedList != null && selectedList.Count > 0) { selectedList.ShowContextMenu(e, this); } return; } mouseDown = true; isSurfaceMoveMadeUndoable = false; if (cropContainer != null && ((undrawnElement == null) || (undrawnElement != null && DrawingMode != DrawingModes.Crop))) { RemoveElement(cropContainer, false); cropContainer = null; drawingElement = null; } if (drawingElement == null && DrawingMode != DrawingModes.None) { if (undrawnElement == null) { DeselectAllElements(); if(undrawnElement == null) { CreateUndrawnElement(); } } drawingElement = undrawnElement; drawingElement.Status = EditStatus.DRAWING; undrawnElement = null; // if a new element has been drawn, set location and register it if (drawingElement != null) { drawingElement.PropertyChanged += ElementPropertyChanged; if (!drawingElement.HandleMouseDown(mouseStart.X, mouseStart.Y)) { drawingElement.Left = mouseStart.X; drawingElement.Top = mouseStart.Y; } AddElement(drawingElement); drawingElement.Selected = true; } } else { // check whether an existing element was clicked // we save mouse down element separately from selectedElements (checked on mouse up), // since it could be moved around before it is actually selected mouseDownElement = elements.ClickableElementAt(mouseStart.X, mouseStart.Y); if (mouseDownElement != null) { mouseDownElement.Status = EditStatus.MOVING; } } }
/// <summary> /// Add a new element to the surface /// </summary> /// <param name="element">the new element</param> /// <param name="makeUndoable">true if the adding should be undoable</param> public void AddElement(DrawableContainer element, bool makeUndoable) { elements.Add(element); element.FieldChanged += element_FieldChanged; element.PropertyChanged += ElementPropertyChanged; if(element.Status == EditStatus.UNDRAWN) { element.Status = EditStatus.IDLE; } element.Invalidate(); if (makeUndoable) { MakeUndoable(new AddElementMemento(this, element), false); } modified = true; }
public void SelectElement(DrawableContainer element) { if (selectedElements.Contains(element)) return; selectedElements.Add(element); element.ShowGrippers(); element.Selected = true; MovingElementChanged(this, selectedElements); Invalidate(); }
/// <summary> /// Auto crop the image /// </summary> /// <returns>true if cropped</returns> public bool AutoCrop() { Rectangle cropRectangle = ImageHelper.FindAutoCropRectangle(Image, conf.AutoCropDifference); if (isCropPossible(ref cropRectangle)) { DrawingMode = DrawingModes.Crop; cropContainer = new CropContainer(this); cropContainer.Left = cropRectangle.X; cropContainer.Top = cropRectangle.Y; cropContainer.Width = cropRectangle.Width; cropContainer.Height = cropRectangle.Height; DeselectAllElements(); AddElement(cropContainer); SelectElement(cropContainer); return true; } return false; }
private void SurfaceMouseUp(object sender, MouseEventArgs e) { if (e.Button == MouseButtons.Left) { if (DrawingMode == DrawingModes.None) { // check whether an existing element was clicked DrawableContainer element = elements.ClickableElementAt(e.X, e.Y); bool shiftModifier = (Control.ModifierKeys & Keys.Shift) == Keys.Shift; if (element != null) { bool alreadySelected = selectedElements.Contains(element); if (shiftModifier) { if (alreadySelected) DeselectElement(element); else SelectElement(element); } else { if (!alreadySelected) { DeselectAllElements(); SelectElement(element); } } } else if (!shiftModifier) { DeselectAllElements(); } } if (selectedElements.Count > 0) { selectedElements.ShowGrippers(); selectedElements.Selected = true; } if (drawingElement != null && mouseDownElement == null) { if (!drawingElement.InitContent()) { elements.Remove(drawingElement); Invalidate(); } else { if (Math.Abs(drawingElement.Width) < 5 && Math.Abs(drawingElement.Height) < 5) { drawingElement.Width = 25; drawingElement.Height = 25; } SelectElement(drawingElement); drawingElement.Selected = true; } drawingElement = null; } mouseDown = false; mouseDownElement = null; Invalidate(); } }
void SurfaceMouseUp(object sender, MouseEventArgs e) { Point currentMouse = MouseHelper.FixMouseCoordinates(e); elements.Status = EditStatus.IDLE; if (mouseDownElement != null) { mouseDownElement.Status = EditStatus.IDLE; } mouseDown = false; mouseDownElement = null; if (DrawingMode == DrawingModes.None) { // check whether an existing element was clicked DrawableContainer element = elements.ClickableElementAt(currentMouse.X, currentMouse.Y); bool shiftModifier = (Control.ModifierKeys & Keys.Shift) == Keys.Shift; if (element != null) { element.Invalidate(); bool alreadySelected = selectedElements.Contains(element); if (shiftModifier) { if (alreadySelected) { DeselectElement(element); } else { SelectElement(element); } } else { if (!alreadySelected) { DeselectAllElements(); SelectElement(element); } } } else if(!shiftModifier) { DeselectAllElements(); } } if (selectedElements.Count > 0) { selectedElements.ShowGrippers(); selectedElements.Selected = true; } if (drawingElement != null) { if (!drawingElement.InitContent()) { elements.Remove(drawingElement); drawingElement.Invalidate(); } else { drawingElement.HandleMouseUp(currentMouse.X, currentMouse.Y); drawingElement.Invalidate(); if (Math.Abs(drawingElement.Width) < 5 && Math.Abs(drawingElement.Height) < 5) { drawingElement.Width = 25; drawingElement.Height = 25; } SelectElement(drawingElement); drawingElement.Selected = true; } drawingElement = null; } }