写一个基于vc++环境下,实现游戏图片页面跳转的代码,跳转图片有三张
时间: 2023-08-31 12:38:21 浏览: 112
### 回答1:
以下是一个基于vc++环境下实现游戏图片页面跳转的简单代码,其中跳转图片有三张。需要注意的是,该代码是在MFC框架下实现的。
首先,我们需要在资源视图中添加三张图片,可以命名为IDB_PIC1、IDB_PIC2、IDB_PIC3,也可以自定义命名。
接下来,我们需要创建一个对话框类(Dialog),并在OnInitDialog()函数中添加以下代码:
```c++
// 在对话框中添加以下变量
CStatic m_PicCtrl; // 用于显示图片的静态控件
int m_nCurrentPic = 1; // 当前显示的图片编号
// 初始化静态控件
m_PicCtrl.SubclassDlgItem(IDC_STATIC_PIC, this);
m_PicCtrl.ModifyStyle(0xF, SS_BITMAP, SWP_NOSIZE);
// 加载默认显示的图片
CBitmap bmp;
bmp.LoadBitmap(IDB_PIC1);
m_PicCtrl.SetBitmap(bmp);
```
接着,我们可以在对话框中添加三个按钮,分别用于切换图片。在按钮的OnClick()函数中添加以下代码:
```c++
void CMyDialog::OnBtnPrev()
{
// 切换至上一张图片
m_nCurrentPic--;
if (m_nCurrentPic < 1)
m_nCurrentPic = 3;
// 加载对应的图片
CBitmap bmp;
switch (m_nCurrentPic)
{
case 1:
bmp.LoadBitmap(IDB_PIC1);
break;
case 2:
bmp.LoadBitmap(IDB_PIC2);
break;
case 3:
bmp.LoadBitmap(IDB_PIC3);
break;
}
m_PicCtrl.SetBitmap(bmp);
}
void CMyDialog::OnBtnNext()
{
// 切换至下一张图片
m_nCurrentPic++;
if (m_nCurrentPic > 3)
m_nCurrentPic = 1;
// 加载对应的图片
CBitmap bmp;
switch (m_nCurrentPic)
{
case 1:
bmp.LoadBitmap(IDB_PIC1);
break;
case 2:
bmp.LoadBitmap(IDB_PIC2);
break;
case 3:
bmp.LoadBitmap(IDB_PIC3);
break;
}
m_PicCtrl.SetBitmap(bmp);
}
void CMyDialog::OnBtnGo()
{
// 跳转至指定的图片
int nPicIndex = GetDlgItemInt(IDC_EDIT_PIC);
if (nPicIndex < 1 || nPicIndex > 3)
{
MessageBox(_T("请输入有效的图片编号(1-3)!"));
return;
}
// 加载对应的图片
CBitmap bmp;
switch (nPicIndex)
{
case 1:
bmp.LoadBitmap(IDB_PIC1);
break;
case 2:
bmp.LoadBitmap(IDB_PIC2);
break;
case 3:
bmp.LoadBitmap(IDB_PIC3);
break;
}
m_PicCtrl.SetBitmap(bmp);
// 更新当前图片编号
m_nCurrentPic = nPicIndex;
}
```
最后,在对话框的资源文件中,我们需要添加三个按钮和一个用于输入跳转图片编号的编辑框,并设置相应的ID和控件名称。例如:
```
IDD_MY_DIALOG DIALOGEX 0, 0, 320, 240
STYLE DS_SETFONT | DS_MODALFRAME | DS_FIXEDSYS | WS_POPUP | WS_CAPTION | WS_SYSMENU
CAPTION "游戏图片页面跳转"
FONT 8, "MS Shell Dlg", 0, 0, 0x1
BEGIN
LTEXT "当前图片:",IDC_STATIC,10,10,50,12
CONTROL "",IDC_STATIC_PIC,"Static",SS_BITMAP | WS_BORDER,10,30,300,200
PUSHBUTTON "上一张",IDC_BTN_PREV,10,235,75,14
PUSHBUTTON "下一张",IDC_BTN_NEXT,95,235,75,14
PUSHBUTTON "跳转",IDC_BTN_GO,205,235,75,14
EDITTEXT IDC_EDIT_PIC,170,235,30,14,ES_NUMBER | ES_CENTER
END
```
至此,我们就实现了基于vc++环境下的游戏图片页面跳转功能。
### 回答2:
以下是基于vc环境下实现游戏图片页面跳转的代码,跳转图片为三张:
```c++
#include <iostream>
#include <windows.h>
LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam);
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow)
{
HWND hwnd;
MSG Msg;
WNDCLASS wc;
// 注册窗口类
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = WndProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = hInstance;
wc.hIcon = LoadIcon(NULL, IDI_APPLICATION);
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
wc.lpszMenuName = NULL;
wc.lpszClassName = L"MyWindowClass";
if (!RegisterClass(&wc))
{
MessageBox(NULL, L"窗口注册失败!", L"错误", MB_ICONEXCLAMATION | MB_OK);
return 0;
}
// 创建窗口
hwnd = CreateWindow(
L"MyWindowClass",
L"图片跳转",
WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT, CW_USEDEFAULT, 640, 480,
NULL,
NULL,
hInstance,
NULL);
if (hwnd == NULL)
{
MessageBox(NULL, L"窗口创建失败!", L"错误", MB_ICONEXCLAMATION | MB_OK);
return 0;
}
// 显示窗口
ShowWindow(hwnd, nCmdShow);
UpdateWindow(hwnd);
// 消息循环
while (GetMessage(&Msg, NULL, 0, 0) > 0)
{
TranslateMessage(&Msg);
DispatchMessage(&Msg);
}
return Msg.wParam;
}
void DrawImage(HDC hdc, LPCWSTR imagePath)
{
HBITMAP hBitmap = (HBITMAP)LoadImage(NULL, imagePath, IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE);
HDC hMemDC = CreateCompatibleDC(hdc);
SelectObject(hMemDC, hBitmap);
BitBlt(hdc, 0, 0, 640, 480, hMemDC, 0, 0, SRCCOPY);
DeleteDC(hMemDC);
DeleteObject(hBitmap);
}
LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
static int imageIndex = 0;
LPCWSTR images[] = {L"image1.bmp", L"image2.bmp", L"image3.bmp"};
switch (msg)
{
case WM_PAINT:
{
HDC hdc;
PAINTSTRUCT ps;
hdc = BeginPaint(hwnd, &ps);
// 绘制图片
DrawImage(hdc, images[imageIndex]);
EndPaint(hwnd, &ps);
break;
}
case WM_KEYDOWN:
{
if (wParam == VK_RIGHT)
{
// 右箭头键,切换到下一张图片
imageIndex = (imageIndex + 1) % 3;
InvalidateRect(hwnd, NULL, TRUE); // 强制窗口重新绘制
}
else if (wParam == VK_LEFT)
{
// 左箭头键,切换到上一张图片
imageIndex = (imageIndex == 0) ? 2 : (imageIndex - 1);
InvalidateRect(hwnd, NULL, TRUE); // 强制窗口重新绘制
}
break;
}
case WM_DESTROY:
{
// 退出程序
PostQuitMessage(0);
break;
}
default:
{
return DefWindowProc(hwnd, msg, wParam, lParam);
}
}
return 0;
}
```
以上代码使用了Win32 API编写了一个基于VC环境下的简单图片跳转程序。按下右箭头键可以切换到下一张图片,按下左箭头键可以切换到上一张图片,程序界面会实时更新。图片文件应放在可执行文件所在目录下,并按照"image1.bmp"、"image2.bmp"、"image3.bmp"的命名格式命名。
### 回答3:
在VC环境下,可以通过以下代码实现游戏图片页面的跳转,假设图片文件名为image1.jpg、image2.jpg和image3.jpg。
```c++
#include <iostream>
#include <windows.h>
LRESULT CALLBACK WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nShowCmd)
{
WNDCLASSEX wc = { 0 };
HWND hWnd;
MSG msg;
wc.cbSize = sizeof(WNDCLASSEX);
wc.lpfnWndProc = WndProc;
wc.hInstance = hInstance;
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
wc.lpszClassName = L"GameImagePage";
if (!RegisterClassEx(&wc))
{
MessageBox(NULL, L"窗口注册失败!", L"错误", MB_ICONERROR);
return -1;
}
hWnd = CreateWindowEx(0, L"GameImagePage", L"游戏图片页面跳转", WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, 800, 600, NULL, NULL, hInstance, NULL);
if (!hWnd)
{
MessageBox(NULL, L"窗口创建失败!", L"错误", MB_ICONERROR);
return -1;
}
ShowWindow(hWnd, nShowCmd);
UpdateWindow(hWnd);
while (GetMessage(&msg, NULL, 0, 0))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
return msg.wParam;
}
LRESULT CALLBACK WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
static HWND hImage;
static int currentImage = 1;
switch (msg)
{
case WM_CREATE:
hImage = CreateWindowEx(0, L"STATIC", NULL, WS_VISIBLE | WS_CHILD | SS_BITMAP, 0, 0, 800, 600, hWnd, NULL, ((LPCREATESTRUCT)lParam)->hInstance, NULL);
break;
case WM_KEYDOWN:
if (wParam == VK_RIGHT || wParam == VK_SPACE)
{
currentImage++;
if (currentImage > 3)
currentImage = 1;
}
else if (wParam == VK_LEFT)
{
currentImage--;
if (currentImage < 1)
currentImage = 3;
}
switch (currentImage)
{
case 1:
SendMessage(hImage, STM_SETIMAGE, IMAGE_BITMAP, (LPARAM)LoadImage(NULL, L"image1.jpg", IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE));
break;
case 2:
SendMessage(hImage, STM_SETIMAGE, IMAGE_BITMAP, (LPARAM)LoadImage(NULL, L"image2.jpg", IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE));
break;
case 3:
SendMessage(hImage, STM_SETIMAGE, IMAGE_BITMAP, (LPARAM)LoadImage(NULL, L"image3.jpg", IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE));
break;
}
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
default:
return DefWindowProc(hWnd, msg, wParam, lParam);
}
return 0;
}
```
上述代码创建了一个名为"游戏图片页面跳转"的窗口,窗口大小为800x600。在窗口中,通过按键左右箭头或空格键,可以切换显示的图片。初始时默认显示image1.jpg图片。图片被加载到静态控件(STATIC)中,并使用STM_SETIMAGE消息进行更新。跳转到上一张图片时,如果当前已经显示第一张图片,则跳转到第三张图片;跳转到下一张图片时,如果当前已经显示第三张图片,则跳转到第一张图片。要执行代码,需要在vc环境中添加以上代码,并在工程中添加image1.jpg、image2.jpg和image3.jpg这三张图片文件。
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