private void Blocks_MouseDown(object sender, MouseEventArgs e)
{
// 获得图片框对象。
PictureBox block = sender as PictureBox;
// 获取方块在雷区中的位置。
Position position = block.Tag as Position;
// 检测按键。
StaticData.MyMouseButtons buttons = StaticData.MyMouseButtons.None;
if (e.Button == MouseButtons.Left)
{ // 按下的左键。
isLeftDown = true;
buttons = StaticData.MyMouseButtons.Left;
}
else if (e.Button == MouseButtons.Right)
{ // 按下的右键。
isRightDown = true;
buttons = StaticData.MyMouseButtons.Right;
}
// 检测是否同时按下。
if (isLeftDown && isRightDown)
{
buttons = StaticData.MyMouseButtons.Both;
}
// 调用游戏控制中的事件处理程序。
controller.ProcessMouseDown(position.RowId, position.ColId, buttons);
}
public void ProcessMouseDown(int rowId, int colId, StaticData.MyMouseButtons buttons)
{
// 游戏结束，不响应事件。
if (isGameEnd)
{
return;
}
// 获取响应方块信息
BlockInfo bi = GetCurrentInfo(rowId, colId);
switch (buttons)
{
case StaticData.MyMouseButtons.Left:
switch (bi.CurrentState)
{
case BlockInfo.BlockStates.Flagged:
view.SetBlockImage(rowId, colId, Resources.FlaggedImage);
break;
case BlockInfo.BlockStates.Normal:
view.SetBlockImage(rowId, colId, Resources.NormalMouseDownImage);
break;
case BlockInfo.BlockStates.Questioned:
view.SetBlockImage(rowId, colId, Resources.QuestionedMouseDownImage);
break;
}
break;
case StaticData.MyMouseButtons.Right:
// 在普通，标记，问号三个状态间顺序切换。
switch (bi.CurrentState)
{
case BlockInfo.BlockStates.Normal:
bi.CurrentState = BlockInfo.BlockStates.Flagged;
view.SetBlockImage(rowId, colId, Resources.FlaggedImage);
remainCount--;
break;
case BlockInfo.BlockStates.Flagged:
bi.CurrentState = BlockInfo.BlockStates.Questioned;
view.SetBlockImage(rowId, colId, Resources.QuestionedImage);
remainCount++;
break;
case BlockInfo.BlockStates.Questioned:
bi.CurrentState = BlockInfo.BlockStates.Normal;
view.SetBlockImage(rowId, colId, Resources.NormalImage);
break;
}
view.UpdateRemainMinesDisplay(remainCount);
break;
case StaticData.MyMouseButtons.Both:
TryDigAround(rowId, colId);
break;
}
}
public void ProcessMouseUp(int rowId, int colId, StaticData.MyMouseButtons buttons)
{
// 游戏结束，不响应事件。
if (isGameEnd)
{
return;
}
// 获取响应方块信息
BlockInfo bi = GetCurrentInfo(rowId, colId);
try
{
switch (buttons)
{
case StaticData.MyMouseButtons.Left:
case StaticData.MyMouseButtons.Right:
switch (bi.CurrentState)
{
case BlockInfo.BlockStates.Digged:
return;
case BlockInfo.BlockStates.Flagged:
view.SetBlockImage(rowId, colId, Resources.FlaggedHighlightImage);
break;
case BlockInfo.BlockStates.Normal:
case BlockInfo.BlockStates.Questioned:
// 点开这个方块。
if (buttons == StaticData.MyMouseButtons.Left)
{
DigIt(rowId, colId);
}
break;
}
break;
case StaticData.MyMouseButtons.Both:
// 尝试挖开周围方块。
DigAround(rowId, colId);
break;
}
}
catch (GameEndException)
{ // 已捕捉到游戏结束异常。
NewGame();
}
}
private void Blocks_MouseUp(object sender, MouseEventArgs e)
{
// 获得图片框对象。
PictureBox block = sender as PictureBox;
// 获取方块在雷区中的位置。
Position position = block.Tag as Position;
// 检测按键释放。
StaticData.MyMouseButtons buttons = StaticData.MyMouseButtons.None;
if (isLeftDown && isRightDown)
{ // 刚刚的状态是双键同时按下。
buttons = StaticData.MyMouseButtons.Both;
// 必须释放相应键。
if (e.Button == MouseButtons.Left)
{
isLeftDown = false;
}
else if (e.Button == MouseButtons.Right)
{
isRightDown = false;
}
}
else
{
if (e.Button == MouseButtons.Left)
{ // 释放的是左键。
isLeftDown = false;
buttons = StaticData.MyMouseButtons.Left;
}
else if (e.Button == MouseButtons.Right)
{ // 释放的是右键。
isRightDown = false;
buttons = StaticData.MyMouseButtons.Right;
}
}
// 调用游戏控制中的事件处理程序。
controller.ProcessMouseUp(position.RowId, position.ColId, buttons);
}
