326 lines
12 KiB
C#
326 lines
12 KiB
C#
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using System;
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using CPF.Drawing;
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using CPF.Input;
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using CPF.ReoGrid.Actions;
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using CPF.ReoGrid.CellTypes;
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using CPF.ReoGrid.Drawing;
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using CPF.ReoGrid.Events;
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using CPF.ReoGrid.Graphics;
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using CPF.ReoGrid.Interaction;
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using CPF.ReoGrid.Main;
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using CPF.ReoGrid.Rendering;
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namespace CPF.ReoGrid.Views
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{
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internal class ColumnHeaderView : HeaderView
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{
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public ColumnHeaderView(IViewportController vc) : base(vc)
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{
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this.ScrollableDirections = ScrollDirection.Horizontal;
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}
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public override void DrawView(CellDrawingContext dc)
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{
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IRenderer renderer = dc.Renderer;
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IGraphics graphics = dc.Graphics;
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bool flag = this.bounds.Height <= 0f || this.sheet.controlAdapter == null;
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if (!flag)
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{
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ControlAppearanceStyle controlStyle = this.sheet.workbook.controlAdapter.ControlStyle;
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renderer.BeginDrawHeaderText(this.scaleFactor);
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CPFPen pen = renderer.GetPen(controlStyle.Colors[ControlAppearanceColors.RowHeadSplitter]);
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Brush brush = renderer.GetBrush(controlStyle.Colors[ControlAppearanceColors.ColHeadText]);
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bool flag2 = this.sheet.SelectionRange.Rows == this.sheet.RowCount;
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for (int i = this.visibleRegion.startCol; i <= this.visibleRegion.endCol; i++)
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{
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bool flag3 = i >= this.sheet.SelectionRange.Col && i <= this.sheet.SelectionRange.EndCol;
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ColumnHeader columnHeader = this.sheet.cols[i];
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float num = (float)columnHeader.Left * this.scaleFactor;
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float num2 = (float)columnHeader.InnerWidth * this.scaleFactor;
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bool flag4 = !columnHeader.IsVisible;
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if (flag4)
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{
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graphics.DrawLine(pen, num - 1f, 0f, num - 1f, this.bounds.Bottom);
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}
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else
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{
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float num3 = 0f;
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float height = this.bounds.Height;
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Rect rect = new Rect(ref num, ref num3, ref num2, ref height);
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graphics.FillRectangleLinear(controlStyle.GetColHeadStartColor(false, flag3, flag3 && flag2, false), controlStyle.GetColHeadEndColor(false, flag3, flag3 && flag2, false), 90f, rect);
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graphics.DrawLine(pen, num, 0f, num, this.bounds.Height);
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Brush brush2 = (columnHeader.TextColor != null) ? dc.Renderer.GetBrush(columnHeader.TextColor.Value) : brush;
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bool flag5 = brush2 == null;
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if (flag5)
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{
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brush2 = brush;
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}
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renderer.DrawHeaderText(columnHeader.RenderText, brush2, rect);
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bool flag6 = columnHeader.Body != null;
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if (flag6)
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{
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graphics.PushTransform();
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graphics.TranslateTransform(rect.X, rect.Y);
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columnHeader.Body.OnPaint(dc, rect.Size);
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graphics.PopTransform();
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}
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}
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}
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float num4 = (float)this.sheet.cols[this.visibleRegion.endCol].Right * this.scaleFactor;
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graphics.DrawLine(pen, num4, 0f, num4, this.bounds.Height);
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}
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}
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public override bool OnMouseDown(Point location, MouseButtons buttons, InputModifiers modifiers)
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{
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bool flag = false;
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OperationStatus operationStatus = this.sheet.operationStatus;
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OperationStatus operationStatus2 = operationStatus;
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if (operationStatus2 == OperationStatus.Default)
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{
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int num = -1;
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bool flag2 = this.sheet.FindColumnByPosition(location.X, out num);
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bool flag3 = num >= 0;
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if (flag3)
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{
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bool flag4 = flag2 && buttons == MouseButtons.Left && this.sheet.HasSettings(WorksheetSettings.Edit_AllowAdjustColumnWidth);
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if (flag4)
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{
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this.sheet.currentColWidthChanging = num;
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this.sheet.operationStatus = OperationStatus.AdjustColumnWidth;
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this.sheet.controlAdapter.ChangeCursor(CursorStyle.ChangeColumnWidth);
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this.sheet.RequestInvalidate();
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float headerAdjustBackup = this.sheet.headerAdjustNewValue = (float)this.sheet.cols[this.sheet.currentColWidthChanging].InnerWidth;
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this.headerAdjustBackup = headerAdjustBackup;
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this.SetFocus();
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flag = true;
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}
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bool flag5 = !flag;
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if (flag5)
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{
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ColumnHeader columnHeader = this.sheet.cols[num];
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bool flag6 = columnHeader.Body != null;
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if (flag6)
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{
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Worksheet sheet = this.sheet;
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float headerAdjustBackup = (location.X - (float)columnHeader.Left) * this.scaleFactor;
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float num2 = location.Y / this.scaleFactor;
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Point relativePosition = new Point(ref headerAdjustBackup, ref num2);
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float num3 = (location.X - (float)columnHeader.Left) * this.scaleFactor + this.Left;
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float num4 = location.Y / this.scaleFactor;
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WorksheetMouseEventArgs e = new WorksheetMouseEventArgs(sheet, relativePosition, new Point(ref num3, ref num4), buttons, 1);
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IHeaderBody body = columnHeader.Body;
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headerAdjustBackup = (float)columnHeader.InnerWidth * this.scaleFactor;
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num2 = (float)this.sheet.colHeaderHeight;
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flag = body.OnMouseDown(new Size(ref headerAdjustBackup, ref num2), e);
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}
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}
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bool flag7 = !flag && this.sheet.selectionMode > WorksheetSelectionMode.None;
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if (flag7)
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{
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bool flag8 = this.sheet.selectionMode == WorksheetSelectionMode.Range && this.sheet.selectionRange.Rows == this.sheet.rows.Count && this.sheet.selectionRange.ContainsColumn(num);
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bool flag9 = !flag8 || buttons == MouseButtons.Left;
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if (flag9)
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{
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this.sheet.operationStatus = OperationStatus.FullColumnSelect;
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this.sheet.controlAdapter.ChangeCursor(CursorStyle.FullColumnSelect);
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this.SetFocus();
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this.sheet.SelectRangeStartByMouse(this.PointToController(location), modifiers);
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flag = true;
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}
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}
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bool flag10 = buttons == MouseButtons.Right;
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if (flag10)
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{
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this.sheet.ControlAdapter.ShowContextMenuStrip(ViewTypes.ColumnHeader, this.PointToController(location));
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}
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}
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}
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return flag;
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}
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public override bool OnMouseMove(Point location, MouseButtons buttons)
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{
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bool result = false;
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OperationStatus operationStatus = this.sheet.operationStatus;
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OperationStatus operationStatus2 = operationStatus;
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if (operationStatus2 != OperationStatus.Default)
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{
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switch (operationStatus2)
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{
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case OperationStatus.FullColumnSelect:
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case OperationStatus.FullSingleColumnSelect:
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{
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bool flag = buttons == MouseButtons.Left;
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if (flag)
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{
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this.sheet.controlAdapter.ChangeCursor(CursorStyle.FullColumnSelect);
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this.sheet.SelectRangeEndByMouse(this.PointToController(location));
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result = true;
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}
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break;
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}
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case OperationStatus.AdjustColumnWidth:
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{
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bool flag2 = this.sheet.currentColWidthChanging >= 0 && buttons == MouseButtons.Left;
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if (flag2)
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{
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ColumnHeader columnHeader = this.sheet.cols[this.sheet.currentColWidthChanging];
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this.sheet.headerAdjustNewValue = location.X - (float)columnHeader.Left;
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bool flag3 = this.sheet.headerAdjustNewValue < 0f;
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if (flag3)
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{
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this.sheet.headerAdjustNewValue = 0f;
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}
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this.sheet.controlAdapter.ChangeCursor(CursorStyle.ChangeColumnWidth);
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this.sheet.RequestInvalidate();
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result = true;
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}
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break;
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}
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}
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}
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else
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{
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bool flag4 = this.sheet.currentColWidthChanging == -1 && this.sheet.currentRowHeightChanging == -1;
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if (flag4)
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{
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int num = -1;
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bool flag5 = this.sheet.FindColumnByPosition(location.X, out num) && this.sheet.HasSettings(WorksheetSettings.Edit_AllowAdjustColumnWidth);
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bool flag6 = num >= 0;
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if (flag6)
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{
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CursorStyle cursorStyle = flag5 ? CursorStyle.ChangeColumnWidth : ((this.sheet.selectionMode == WorksheetSelectionMode.None) ? CursorStyle.Selection : CursorStyle.FullColumnSelect);
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ColumnHeader columnHeader2 = this.sheet.cols[num];
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bool flag7 = columnHeader2.Body != null;
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if (flag7)
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{
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Worksheet sheet = this.sheet;
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float num2 = (location.X - (float)columnHeader2.Left) * this.scaleFactor;
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float num3 = location.Y / this.scaleFactor;
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WorksheetMouseEventArgs worksheetMouseEventArgs = new WorksheetMouseEventArgs(sheet, new Point(ref num2, ref num3), location, buttons, 1)
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{
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CursorStyle = cursorStyle
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};
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IHeaderBody body = columnHeader2.Body;
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num2 = (float)columnHeader2.InnerWidth * this.scaleFactor;
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num3 = (float)this.sheet.colHeaderHeight;
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result = body.OnMouseMove(new Size(ref num2, ref num3), worksheetMouseEventArgs);
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cursorStyle = worksheetMouseEventArgs.CursorStyle;
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}
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this.sheet.controlAdapter.ChangeCursor(cursorStyle);
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}
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}
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}
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return result;
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}
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public override bool OnMouseUp(Point location, MouseButtons buttons, InputModifiers modifiers)
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{
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OperationStatus operationStatus = this.sheet.operationStatus;
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OperationStatus operationStatus2 = operationStatus;
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bool result;
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if (operationStatus2 != OperationStatus.FullColumnSelect)
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{
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if (operationStatus2 != OperationStatus.AdjustColumnWidth)
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{
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result = false;
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}
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else
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{
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bool flag = this.sheet.currentColWidthChanging > -1;
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if (flag)
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{
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bool flag2 = this.sheet.selectionMode == WorksheetSelectionMode.Range && this.sheet.selectionRange.Rows == this.sheet.rows.Count && this.sheet.selectionRange.ContainsColumn(this.sheet.currentColWidthChanging);
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ushort num = (ushort)this.sheet.headerAdjustNewValue;
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bool flag3 = (float)num != this.headerAdjustBackup;
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if (flag3)
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{
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bool flag4 = flag2;
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SetColumnsWidthAction action;
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if (flag4)
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{
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action = new SetColumnsWidthAction(this.sheet.selectionRange.Col, this.sheet.selectionRange.Cols, num);
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}
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else
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{
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action = new SetColumnsWidthAction(this.sheet.currentColWidthChanging, 1, num);
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}
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this.sheet.DoAction(action);
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}
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}
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this.sheet.currentColWidthChanging = -1;
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this.sheet.operationStatus = OperationStatus.Default;
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this.sheet.RequestInvalidate();
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this.headerAdjustBackup = (this.sheet.headerAdjustNewValue = 0f);
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this.FreeFocus();
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result = true;
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}
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}
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else
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{
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this.sheet.operationStatus = OperationStatus.Default;
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this.sheet.ControlAdapter.ChangeCursor(CursorStyle.Selection);
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this.FreeFocus();
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result = true;
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}
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return result;
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}
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public override bool OnMouseDoubleClick(Point location, MouseButtons buttons)
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{
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int num = -1;
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bool flag = this.sheet.FindColumnByPosition(location.X, out num);
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bool flag2 = num >= 0;
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if (flag2)
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{
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bool flag3 = flag && buttons == MouseButtons.Left && this.sheet.HasSettings(WorksheetSettings.Edit_AllowAdjustColumnWidth);
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if (flag3)
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{
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this.sheet.AutoFitColumnWidth(num, true);
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return true;
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}
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}
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return false;
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}
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public static Rect GetColHeaderBounds(Worksheet sheet, int col, Point position)
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{
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bool flag = sheet == null;
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if (flag)
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{
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throw new ArgumentNullException("sheet");
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}
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IViewportController viewportController = sheet.ViewportController;
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bool flag2 = viewportController == null || viewportController.View == null;
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if (flag2)
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{
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throw new ArgumentNullException("viewportController");
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}
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IViewport viewport = viewportController.View.GetViewByPoint(position) as ColumnHeaderView;
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bool flag3 = viewport == null;
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if (flag3)
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{
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throw new ArgumentNullException("Cannot found column header view from specified position");
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}
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bool flag4 = viewport is ColumnHeaderView;
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Rect result;
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if (flag4)
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{
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ColumnHeader columnHeader = sheet.RetrieveColumnHeader(col);
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float renderScaleFactor = sheet.renderScaleFactor;
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float num = (float)columnHeader.Left * renderScaleFactor + viewport.Left - viewport.ScrollViewLeft;
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float num2 = viewport.Top - viewport.ScrollViewTop;
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float num3 = (float)columnHeader.InnerWidth * renderScaleFactor;
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float num4 = (float)sheet.colHeaderHeight * renderScaleFactor;
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result = new Rect(ref num, ref num2, ref num3, ref num4);
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}
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else
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{
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result = default(Rect);
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}
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return result;
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}
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}
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}
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