/// <summary> /// Right mouse button is released /// </summary> /// <param name="drawArea"></param> /// <param name="e"></param> public override void OnMouseUp(DrawArea drawArea, MouseEventArgs e) { int al = drawArea.TheLayers.ActiveLayerIndex; if (selectMode == SelectionMode.NetSelection) { // Group selection drawArea.TheLayers[al].Graphics.SelectInRectangle(drawArea.NetRectangle); selectMode = SelectionMode.None; drawArea.DrawNetRectangle = false; } if (resizedObject != null) { // after resizing resizedObject.Normalize(); resizedObject = null; } drawArea.Capture = false; drawArea.Refresh(); if (commandChangeState != null && wasMove) { // Keep state after moving/resizing and add command to history commandChangeState.NewState(drawArea.TheLayers); drawArea.AddCommandToHistory(commandChangeState); commandChangeState = null; } lastPoint = drawArea.BackTrackMouse(e.Location); }
/// <summary> /// Show Properties dialog. Return true if list is changed /// </summary> /// <param name="parent"></param> /// <returns></returns> public bool ShowPropertiesDialog(DrawArea parent) { if (SelectionCount < 1) { return(false); } GraphicsProperties properties = GetProperties(); PropertiesDialog dlg = new PropertiesDialog(); dlg.Properties = properties; CommandChangeState c = new CommandChangeState(this); if (dlg.ShowDialog(parent) != DialogResult.OK) { return(false); } if (ApplyProperties(properties)) { c.NewState(this); parent.AddCommandToHistory(c); } return(true); }
/// <summary> /// Right mouse button is released /// </summary> /// <param name="drawArea"></param> /// <param name="e"></param> public override void OnMouseUp(DrawArea drawArea, MouseEventArgs e) { if (selectMode == SelectionMode.NetSelection) { // Remove old selection rectangle ControlPaint.DrawReversibleFrame( drawArea.RectangleToScreen(DrawRectangle.GetNormalizedRectangle(startPoint, lastPoint)), Color.Black, FrameStyle.Dashed); // Make group selection drawArea.GraphicsList.SelectInRectangle( DrawRectangle.GetNormalizedRectangle(startPoint, lastPoint)); selectMode = SelectionMode.None; } if (resizedObject != null) { // after resizing resizedObject.Normalize(); resizedObject = null; } drawArea.Capture = false; drawArea.Refresh(); if (commandChangeState != null && wasMove) { // Keep state after moving/resizing and add command to history commandChangeState.NewState(drawArea.GraphicsList); drawArea.AddCommandToHistory(commandChangeState); commandChangeState = null; } }
/// <summary> /// Right mouse button is released /// </summary> /// <param name="drawArea"></param> /// <param name="e"></param> public override void OnMouseUp(ImageDrawBox drawArea, MouseEventArgs e) { if (selectMode == SelectionMode.NetSelection) { // Remove old selection rectangle ControlPaint.DrawReversibleFrame( drawArea.RectangleToScreen(DrawRectangle.GetNormalizedRectangle(startPoint, lastPoint)), Color.Black, FrameStyle.Dashed); //Point pointscroll = GetEventPointInArea(drawArea, e); // Make group selection //zhoujin - user zoomfactor //drawArea.GraphicsList.SelectInRectangle( // DrawRectangle.GetNormalizedRectangle(new Point(startPoint.X + Math.Abs(drawArea.AutoScrollPosition.X), startPoint.Y + Math.Abs(drawArea.AutoScrollPosition.Y)), // new Point(lastPoint.X + Math.Abs(drawArea.AutoScrollPosition.X), lastPoint.Y + Math.Abs(drawArea.AutoScrollPosition.Y)))); double zoomFactor = drawArea.ZoomFactor; drawArea.GraphicsList.SelectInRectangle( DrawRectangle.GetNormalizedRectangle(new Point(ConvertToZoomed(startPoint.X, zoomFactor), ConvertToZoomed(startPoint.Y, zoomFactor)), new Point(ConvertToZoomed(lastPoint.X, zoomFactor), ConvertToZoomed(lastPoint.Y, zoomFactor)))); selectMode = SelectionMode.None; } if (resizedObject != null) { // after resizing resizedObject.Normalize(); resizedObject = null; } drawArea.Capture = false; drawArea.Refresh(); drawArea.GraphicsList.Dirty = true; if (commandChangeState != null && wasMove) { // Keep state after moving/resizing and add command to history commandChangeState.NewState(drawArea.GraphicsList); drawArea.AddCommandToHistory(commandChangeState); commandChangeState = null; } }
/// <summary> /// Left mouse button is pressed /// </summary> /// <param name="drawArea"></param> /// <param name="e"></param> public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e) { Point pointscroll = GetEventPointInArea(drawArea, e); commandChangeState = null; wasMove = false; selectMode = SelectionMode.None; // Test for resizing (only if control is selected, cursor is on the handle) foreach (DrawObject o in drawArea.GraphicsList.Selection) { int handleNumber = o.HitTest(pointscroll); if (handleNumber > 0) { selectMode = SelectionMode.Size; // keep resized object in class member resizedObject = o; resizedObjectHandle = handleNumber; // Since we want to resize only one object, unselect all other objects drawArea.GraphicsList.UnselectAll(); o.Selected = true; commandChangeState = new CommandChangeState(drawArea.GraphicsList); drawArea.GraphicsList.Dirty = true; break; } } // Test for move (cursor is on the object) if (selectMode == SelectionMode.None) { int n1 = drawArea.GraphicsList.Count; DrawObject o = null; for (int i = 0; i < n1; i++) { if (drawArea.GraphicsList[i].HitTest(pointscroll) == 0) { o = drawArea.GraphicsList[i]; break; } } if (o != null) { selectMode = SelectionMode.Move; // Unselect all if Ctrl is not pressed and clicked object is not selected yet if ((Control.ModifierKeys & Keys.Control) == 0 && !o.Selected) { drawArea.GraphicsList.UnselectAll(); } // Select clicked object o.Selected = true; commandChangeState = new CommandChangeState(drawArea.GraphicsList); drawArea.Cursor = Cursors.SizeAll; drawArea.GraphicsList.Dirty = true; } } // Net selection if (selectMode == SelectionMode.None) { // click on background if ((Control.ModifierKeys & Keys.Control) == 0) { drawArea.GraphicsList.UnselectAll(); } selectMode = SelectionMode.NetSelection; } lastPoint.X = e.X; lastPoint.Y = e.Y; startPoint.X = e.X; startPoint.Y = e.Y; drawArea.Capture = true; drawArea.Refresh(); if (selectMode == SelectionMode.NetSelection) { // Draw selection rectangle in initial position ControlPaint.DrawReversibleFrame( drawArea.RectangleToScreen(DrawRectangle.GetNormalizedRectangle(startPoint, lastPoint)), Color.Black, FrameStyle.Dashed); } }
/// <summary> /// Left mouse button is pressed /// </summary> /// <param name="drawArea"></param> /// <param name="e"></param> public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e) { commandChangeState = null; wasMove = false; selectMode = SelectionMode.None; Point point = drawArea.BackTrackMouse(new Point(e.X, e.Y)); // Test for resizing (only if control is selected, cursor is on the handle) int al = drawArea.TheLayers.ActiveLayerIndex; int n = drawArea.TheLayers[al].Graphics.SelectionCount; for (int i = 0; i < n; i++) { DrawObject o = drawArea.TheLayers[al].Graphics.GetSelectedObject(i); int handleNumber = o.HitTest(point); if (handleNumber > 0) { selectMode = SelectionMode.Size; // keep resized object in class members resizedObject = o; resizedObjectHandle = handleNumber; // Since we want to resize only one object, unselect all other objects drawArea.TheLayers[al].Graphics.UnselectAll(); o.Selected = true; commandChangeState = new CommandChangeState(drawArea.TheLayers); break; } } // Test for move (cursor is on the object) if (selectMode == SelectionMode.None) { int n1 = drawArea.TheLayers[al].Graphics.Count; DrawObject o = null; for (int i = 0; i < n1; i++) { if (drawArea.TheLayers[al].Graphics[i].HitTest(point) == 0) { o = drawArea.TheLayers[al].Graphics[i]; break; } } if (o != null) { selectMode = SelectionMode.Move; // Unselect all if Ctrl is not pressed and clicked object is not selected yet if ((Control.ModifierKeys & Keys.Control) == 0 && !o.Selected) { drawArea.TheLayers[al].Graphics.UnselectAll(); } // Select clicked object o.Selected = true; commandChangeState = new CommandChangeState(drawArea.TheLayers); drawArea.Cursor = Cursors.SizeAll; } } // Net selection if (selectMode == SelectionMode.None) { // click on background if ((Control.ModifierKeys & Keys.Control) == 0) { drawArea.TheLayers[al].Graphics.UnselectAll(); } selectMode = SelectionMode.NetSelection; drawArea.DrawNetRectangle = true; } lastPoint.X = point.X; lastPoint.Y = point.Y; startPoint.X = point.X; startPoint.Y = point.Y; drawArea.Capture = true; drawArea.NetRectangle = DrawRectangle.GetNormalizedRectangle(startPoint, lastPoint); drawArea.Refresh(); }
/// <summary> /// Show Properties dialog. Return true if list is changed /// </summary> /// <param name="parent"></param> /// <returns></returns> public bool ShowPropertiesDialog(DrawArea parent) { if (SelectionCount < 1) return false; GraphicsProperties properties = GetProperties(); PropertiesDialog dlg = new PropertiesDialog(); dlg.Properties = properties; CommandChangeState c = new CommandChangeState(this); if (dlg.ShowDialog(parent) != DialogResult.OK) return false; if ( ApplyProperties(properties) ) { c.NewState(this); parent.AddCommandToHistory(c); } return true; }