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add border for emulator

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Shuanglei Tao
2025-06-24 21:29:47 +08:00
parent 2e57aa90a8
commit 988043e73e
1 changed files with 20 additions and 2 deletions
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22
emulator.c
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@@ -7,8 +7,8 @@
#define BITMAP_WIDTH 400 #define BITMAP_WIDTH 400
#define BITMAP_HEIGHT 300 #define BITMAP_HEIGHT 300
#define WINDOW_WIDTH 420 #define WINDOW_WIDTH 450
#define WINDOW_HEIGHT 340 #define WINDOW_HEIGHT 380
#define WINDOW_TITLE TEXT("Emurator") #define WINDOW_TITLE TEXT("Emurator")
// Global variables // Global variables
@@ -162,6 +162,24 @@ LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
FillRect(hdc, &clientRect, bgBrush); FillRect(hdc, &clientRect, bgBrush);
DeleteObject(bgBrush); DeleteObject(bgBrush);
// Calculate border position (same as bitmap position)
int scale = 1;
int drawX = (clientRect.right - BITMAP_WIDTH * scale) / 2;
int drawY = (clientRect.bottom - BITMAP_HEIGHT * scale) / 2;
// Draw border around the bitmap area
HPEN borderPen = CreatePen(PS_DOT, 1, RGB(0, 0, 255));
HPEN oldPen = SelectObject(hdc, borderPen);
HBRUSH oldBrush = SelectObject(hdc, GetStockObject(NULL_BRUSH)); // No fill
Rectangle(hdc, drawX - 1, drawY - 1,
drawX + BITMAP_WIDTH * scale + 1,
drawY + BITMAP_HEIGHT * scale + 1);
SelectObject(hdc, oldPen);
SelectObject(hdc, oldBrush);
DeleteObject(borderPen);
// Use the stored timestamp // Use the stored timestamp
gui_data_t data = { gui_data_t data = {
.color = g_bwr_mode ? 2 : 1, .color = g_bwr_mode ? 2 : 1,