private void 矩阵ToolStripMenuItem_Click(object sender, EventArgs e) { (sender as ToolStripMenuItem).Checked = !(sender as ToolStripMenuItem).Checked; 铅笔ToolStripMenuItem.Checked = false; 橡皮擦ToolStripMenuItem.Checked = false; 直线ToolStripMenuItem.Checked = false; 椭圆ToolStripMenuItem.Checked = false; 矩阵ToolStripMenuItem.Checked = true; if (矩阵ToolStripMenuItem.Checked) { drawTool = drawTools.Rectangle; } }
private void rubber_Click(object sender, EventArgs e) { drawTool = drawTools.Rubber; }
private void text_Click(object sender, EventArgs e) { drawTool = drawTools.String; }
private void ellipse_Click(object sender, EventArgs e) { drawTool = drawTools.Ellipse; }
private void rectangle_Click(object sender, EventArgs e) { drawTool = drawTools.Rectangle; }
private void line_Click(object sender, EventArgs e) { drawTool = drawTools.Line; }
private void pen_Click(object sender, EventArgs e) { drawTool = drawTools.Pen; }