/// <summary>
/// Обработка Mouse move на picture
/// </summary>
/// <param name="sender">Отправитель</param>
/// <param name="e">Параметры</param>
private void pictureBox_MouseMove(object sender, MouseEventArgs e)
{
if (drawing)
{
try
{
if (logic.GetDrawingItem() == DrawingItem.Rectangle || logic.GetDrawingItem() == DrawingItem.Ellipse ||
logic.GetDrawingItem() == DrawingItem.Triangle)
{
Point lastPoint = logic.getLastPoint();
int x = Math.Min(lastPoint.X, e.X),
y = Math.Min(lastPoint.Y, e.Y);
picture.setRectangle(
new Rectangle(x, y, Math.Abs(e.X - lastPoint.X), Math.Abs(e.Y - lastPoint.Y)),
logic.GetDrawingItem());
picture.setPen(logic.getPen());
picture.Invalidate();
}
else
{
logic.draw(e);
picture.Refresh();
}
}
catch (Exception)
{
}
}
}
public void getPreviousTest()
{
BMPLogic logic = new BMPLogic(400, 400);
logic.startDrawing(new MouseEventArgs(MouseButtons.Left, 0, 100, 100, -1));
logic.draw(new MouseEventArgs(MouseButtons.Left, 0, 200, 200, -1));
logic.finishDrawing(new MouseEventArgs(MouseButtons.Left, 0, 200, 200, -1));
Assert.NotNull(logic.getPrevious());
}
public void DrawingTest()
{
MouseEventArgs args = new MouseEventArgs(MouseButtons.Left, 0, 200, 200, -1);
BMPLogic logic = new BMPLogic(400, 400);
logic.onWidthChanged(1);
logic.startDrawing(args);
logic.draw(new MouseEventArgs(MouseButtons.Left, 0, 250, 250, -1));
Assert.Equal(Color.FromArgb(255, 0, 0, 0), logic.getBitmap().GetPixel(200, 200));
Assert.Equal(Color.FromArgb(255, 0, 0, 0), logic.getBitmap().GetPixel(250, 250));
logic = new BMPLogic(400, 400);
logic.chooseBrush();
logic.startDrawing(args);
logic.draw(new MouseEventArgs(MouseButtons.Left, 0, 250, 250, -1));
Assert.Equal(Color.FromArgb(255, 0, 0, 0), logic.getBitmap().GetPixel(200, 200));
Assert.Equal(Color.FromArgb(255, 0, 0, 0), logic.getBitmap().GetPixel(250, 250));
logic.chooseEraser();
logic.startDrawing(args);
logic.draw(new MouseEventArgs(MouseButtons.Left, 0, 250, 250, -1));
Assert.Equal(Color.FromArgb(255, 255, 255, 255), logic.getBitmap().GetPixel(200, 200));
Assert.Equal(Color.FromArgb(255, 255, 255, 255), logic.getBitmap().GetPixel(250, 250));
}