ReactOS 0.4.16-dev-1946-g52006dd
Macros | Functions | Variables
dibtest.c File Reference
#include <windows.h>
#include <stdio.h>
#include <stdlib.h>
Include dependency graph for dibtest.c:

Go to the source code of this file.

Macros

#define CELL_SIZE   10
 

Functions

LRESULT WINAPI MainWndProc (HWND, UINT, WPARAM, LPARAM)
 
int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpszCmdLine, int nCmdShow)
 
static void PaintCells (HDC WindowDC, WORD BitCount1, WORD BitCount2, int XDest, int YDest)
 

Variables

static RGBQUAD Colors []
 

Macro Definition Documentation

◆ CELL_SIZE

#define CELL_SIZE   10

Definition at line 5 of file dibtest.c.

Function Documentation

◆ MainWndProc()

LRESULT WINAPI MainWndProc ( HWND  Wnd,
UINT  msg,
WPARAM  wParam,
LPARAM  lParam 
)

Definition at line 144 of file dibtest.c.

145{
146 PAINTSTRUCT ps;
147 HDC WindowDC;
148
149 switch(msg)
150 {
151 case WM_PAINT:
152 WindowDC = BeginPaint(Wnd, &ps);
153
154 PaintCells(WindowDC, 4, 4, 0, 0);
155 PaintCells(WindowDC, 4, 8, 5 * CELL_SIZE, 0);
156 PaintCells(WindowDC, 4, 16, 10 * CELL_SIZE, 0);
157 PaintCells(WindowDC, 4, 24, 15 * CELL_SIZE, 0);
158 PaintCells(WindowDC, 4, 32, 20 * CELL_SIZE, 0);
159
160 PaintCells(WindowDC, 8, 4, 0, 5 * CELL_SIZE);
161 PaintCells(WindowDC, 8, 8, 5 * CELL_SIZE, 5 * CELL_SIZE);
162 PaintCells(WindowDC, 8, 16, 10 * CELL_SIZE, 5 * CELL_SIZE);
163 PaintCells(WindowDC, 8, 24, 15 * CELL_SIZE, 5 * CELL_SIZE);
164 PaintCells(WindowDC, 8, 32, 20 * CELL_SIZE, 5 * CELL_SIZE);
165
166 PaintCells(WindowDC, 16, 4, 0, 10 * CELL_SIZE);
167 PaintCells(WindowDC, 16, 8, 5 * CELL_SIZE, 10 * CELL_SIZE);
168 PaintCells(WindowDC, 16, 16, 10 * CELL_SIZE, 10 * CELL_SIZE);
169 PaintCells(WindowDC, 16, 24, 15 * CELL_SIZE, 10 * CELL_SIZE);
170 PaintCells(WindowDC, 16, 32, 20 * CELL_SIZE, 10 * CELL_SIZE);
171
172 PaintCells(WindowDC, 24, 4, 0, 15 * CELL_SIZE);
173 PaintCells(WindowDC, 24, 8, 5 * CELL_SIZE, 15 * CELL_SIZE);
174 PaintCells(WindowDC, 24, 16, 10 * CELL_SIZE, 15 * CELL_SIZE);
175 PaintCells(WindowDC, 24, 24, 15 * CELL_SIZE, 15 * CELL_SIZE);
176 PaintCells(WindowDC, 24, 32, 20 * CELL_SIZE, 15 * CELL_SIZE);
177
178 PaintCells(WindowDC, 32, 4, 0, 20 * CELL_SIZE);
179 PaintCells(WindowDC, 32, 8, 5 * CELL_SIZE, 20 * CELL_SIZE);
180 PaintCells(WindowDC, 32, 16, 10 * CELL_SIZE, 20 * CELL_SIZE);
181 PaintCells(WindowDC, 32, 24, 15 * CELL_SIZE, 20 * CELL_SIZE);
182 PaintCells(WindowDC, 32, 32, 20 * CELL_SIZE, 20 * CELL_SIZE);
183
184 EndPaint(Wnd, &ps);
185 break;
186
187 case WM_DESTROY:
188 PostQuitMessage(0);
189 break;
190
191 default:
192 return DefWindowProc(Wnd, msg, wParam, lParam);
193 }
194
195 return 0;
196}
msg
#define msg(x)
Definition: auth_time.c:54
wParam
WPARAM wParam
Definition: combotst.c:138
lParam
LPARAM lParam
Definition: combotst.c:139
PaintCells
static void PaintCells(HDC WindowDC, WORD BitCount1, WORD BitCount2, int XDest, int YDest)
Definition: dibtest.c:85
CELL_SIZE
#define CELL_SIZE
Definition: dibtest.c:5
HDC
static HDC
Definition: imagelist.c:88
DefWindowProc
#define DefWindowProc
Definition: ros2win.h:31
WM_PAINT
#define WM_PAINT
Definition: winuser.h:1648
PostQuitMessage
__analysis_noreturn void WINAPI PostQuitMessage(_In_ int)
EndPaint
BOOL WINAPI EndPaint(_In_ HWND, _In_ const PAINTSTRUCT *)
WM_DESTROY
#define WM_DESTROY
Definition: winuser.h:1637
BeginPaint
HDC WINAPI BeginPaint(_In_ HWND, _Out_ LPPAINTSTRUCT)

Referenced by WinMain().

◆ PaintCells()

static void PaintCells ( HDC  WindowDC,
WORD  BitCount1,
WORD  BitCount2,
int  XDest,
int  YDest 
)
static

Definition at line 85 of file dibtest.c.

87{
88 HBRUSH Brush;
89 RECT Rect;
90 UINT row, col;
91 BITMAPINFO *BitmapInfo;
92 HBITMAP DIB1, DIB2;
93 HDC DC1, DC2;
94
95 BitmapInfo = malloc(sizeof(BITMAPINFO) + 15 * sizeof(RGBQUAD));
96 BitmapInfo->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
97 BitmapInfo->bmiHeader.biWidth = 4 * CELL_SIZE + 9;
98 BitmapInfo->bmiHeader.biHeight = -(4 * CELL_SIZE + 9); // it's top down (since BI_RGB is used, the sign is operative of direction)
99 BitmapInfo->bmiHeader.biPlanes = 1;
100 BitmapInfo->bmiHeader.biBitCount = BitCount1;
101 BitmapInfo->bmiHeader.biCompression = BI_RGB;
102 BitmapInfo->bmiHeader.biSizeImage = 0;
103 BitmapInfo->bmiHeader.biXPelsPerMeter = 0;
104 BitmapInfo->bmiHeader.biYPelsPerMeter = 0;
105 BitmapInfo->bmiHeader.biClrUsed = 16;
106 BitmapInfo->bmiHeader.biClrImportant = 16;
107 for (col = 0; col < 16; col++) {
108 BitmapInfo->bmiColors[col] = Colors[col];
109 }
110 DIB1 = CreateDIBSection(NULL, BitmapInfo, DIB_RGB_COLORS, NULL, NULL, 0);
111 DC1 = CreateCompatibleDC(NULL);
112 SelectObject(DC1, DIB1);
113
114 BitmapInfo->bmiHeader.biBitCount = BitCount2;
115 DIB2 = CreateDIBSection(NULL, BitmapInfo, DIB_RGB_COLORS, NULL, NULL, 0);
116 DC2 = CreateCompatibleDC(NULL);
117 SelectObject(DC2, DIB2);
118 free(BitmapInfo);
119
120 /* Now paint on the first bitmap */
121 for (row = 0; row < 4; row++)
122 {
123 for (col = 0; col < 4; col++)
124 {
125 Brush = CreateSolidBrush(RGB(Colors[4 * row + col].rgbRed,
126 Colors[4 * row + col].rgbGreen,
127 Colors[4 * row + col].rgbBlue));
128 Rect.left = CELL_SIZE * col + 5;
129 Rect.top = CELL_SIZE * row + 5;
130 Rect.right = Rect.left + CELL_SIZE;
131 Rect.bottom = Rect.top + CELL_SIZE;
132 FillRect(DC1, &Rect, Brush);
133 DeleteObject(Brush);
134 }
135 }
136
137 /* Copy the first bitmap to the second */
138 BitBlt(DC2, 4, 4, 4 * CELL_SIZE, 4 * CELL_SIZE, DC1, 5, 5, SRCCOPY);
139
140 /* Show results on screen */
141 BitBlt(WindowDC, XDest, YDest, 4 * CELL_SIZE, 4 * CELL_SIZE, DC2, 4, 4, SRCCOPY);
142}
Colors
Colors
Definition: ansiprsr.h:4
free
#define free
Definition: debug_ros.c:5
malloc
#define malloc
Definition: debug_ros.c:4
NULL
#define NULL
Definition: types.h:112
row
struct png_info_def *typedef unsigned char **typedef struct png_info_def *typedef struct png_info_def *typedef struct png_info_def *typedef unsigned char ** row
Definition: typeof.h:78
BitBlt
static VOID BitBlt(_In_ ULONG Left, _In_ ULONG Top, _In_ ULONG Width, _In_ ULONG Height, _In_reads_bytes_(Delta *Height) PUCHAR Buffer, _In_ ULONG BitsPerPixel, _In_ ULONG Delta)
Definition: common.c:57
BI_RGB
#define BI_RGB
Definition: precomp.h:56
RGB
#define RGB(r, g, b)
Definition: precomp.h:71
RGBQUAD
ULONG RGBQUAD
Definition: precomp.h:59
DeleteObject
pKey DeleteObject()
HBITMAP
static HBITMAP
Definition: button.c:44
UINT
unsigned int UINT
Definition: ndis.h:50
tagBITMAPINFOHEADER::biClrImportant
ULONG biClrImportant
Definition: precomp.h:52
tagBITMAPINFOHEADER::biBitCount
USHORT biBitCount
Definition: precomp.h:46
tagBITMAPINFOHEADER::biYPelsPerMeter
LONG biYPelsPerMeter
Definition: precomp.h:50
tagBITMAPINFOHEADER::biCompression
ULONG biCompression
Definition: precomp.h:47
tagBITMAPINFOHEADER::biXPelsPerMeter
LONG biXPelsPerMeter
Definition: precomp.h:49
tagBITMAPINFO::bmiHeader
BITMAPINFOHEADER bmiHeader
Definition: wingdi.h:1922
tagBITMAPINFO::bmiColors
RGBQUAD bmiColors[1]
Definition: wingdi.h:1923
tagRECT
Definition: windef.h:99
CreateDIBSection
HBITMAP WINAPI CreateDIBSection(HDC hDC, CONST BITMAPINFO *BitmapInfo, UINT Usage, VOID **Bits, HANDLE hSection, DWORD dwOffset)
Definition: bitmap.c:245
DIB_RGB_COLORS
#define DIB_RGB_COLORS
Definition: wingdi.h:367
SelectObject
HGDIOBJ WINAPI SelectObject(_In_ HDC, _In_ HGDIOBJ)
Definition: dc.c:1546
CreateCompatibleDC
HDC WINAPI CreateCompatibleDC(_In_opt_ HDC hdc)
SRCCOPY
#define SRCCOPY
Definition: wingdi.h:333
FillRect
int WINAPI FillRect(HDC, LPCRECT, HBRUSH)
CreateSolidBrush
HBRUSH WINAPI CreateSolidBrush(_In_ COLORREF)

Referenced by MainWndProc().

◆ WinMain()

int WINAPI WinMain ( HINSTANCE  hInstance,
HINSTANCE  hPrevInstance,
LPSTR  lpszCmdLine,
int  nCmdShow 
)

Definition at line 30 of file dibtest.c.

34{
35 WNDCLASS wc;
36 MSG msg;
37 HWND hWnd;
38
39 wc.lpszClassName = "DibTestClass";
40 wc.lpfnWndProc = MainWndProc;
41 wc.style = CS_VREDRAW | CS_HREDRAW;
42 wc.hInstance = hInstance;
43 wc.hIcon = LoadIcon(NULL, (LPCTSTR)IDI_APPLICATION);
44 wc.hCursor = LoadCursor(NULL, (LPCTSTR)IDC_ARROW);
45 wc.hbrBackground = (HBRUSH)GetStockObject(GRAY_BRUSH);
46 wc.lpszMenuName = NULL;
47 wc.cbClsExtra = 0;
48 wc.cbWndExtra = 0;
49 if (RegisterClass(&wc) == 0)
50 {
51 fprintf(stderr, "RegisterClass failed (last error 0x%lX)\n",
52 GetLastError());
53 return(1);
54 }
55
56 hWnd = CreateWindow("DibTestClass",
57 "DIB Test",
58 WS_OVERLAPPEDWINDOW,
59 CW_USEDEFAULT,
60 CW_USEDEFAULT,
61 25 * CELL_SIZE + 5,
62 25 * CELL_SIZE + 20,
63 NULL,
64 NULL,
65 hInstance,
66 NULL);
67 if (hWnd == NULL)
68 {
69 fprintf(stderr, "CreateWindow failed (last error 0x%lX)\n",
70 GetLastError());
71 return(1);
72 }
73
74 ShowWindow(hWnd, nCmdShow);
75
76 while(GetMessage(&msg, NULL, 0, 0))
77 {
78 TranslateMessage(&msg);
79 DispatchMessage(&msg);
80 }
81
82 return msg.wParam;
83}
hWnd
HWND hWnd
Definition: settings.c:17
hInstance
HINSTANCE hInstance
Definition: charmap.c:19
MainWndProc
LRESULT WINAPI MainWndProc(HWND, UINT, WPARAM, LPARAM)
Definition: dibtest.c:144
stderr
#define stderr
Definition: stdio.h:100
fprintf
_Check_return_opt_ _CRTIMP int __cdecl fprintf(_Inout_ FILE *_File, _In_z_ _Printf_format_string_ const char *_Format,...)
WS_OVERLAPPEDWINDOW
#define WS_OVERLAPPEDWINDOW
Definition: pedump.c:637
_WNDCLASSA
Definition: winuser.h:3264
_WNDCLASSA::hbrBackground
HBRUSH hbrBackground
Definition: winuser.h:3272
_WNDCLASSA::hIcon
HICON hIcon
Definition: winuser.h:3270
_WNDCLASSA::hInstance
HINSTANCE hInstance
Definition: winuser.h:3269
_WNDCLASSA::hCursor
HCURSOR hCursor
Definition: winuser.h:3271
_WNDCLASSA::cbWndExtra
int cbWndExtra
Definition: winuser.h:3268
_WNDCLASSA::style
UINT style
Definition: winuser.h:3265
_WNDCLASSA::lpszMenuName
LPCSTR lpszMenuName
Definition: winuser.h:3273
_WNDCLASSA::lpszClassName
LPCSTR lpszClassName
Definition: winuser.h:3274
_WNDCLASSA::lpfnWndProc
WNDPROC lpfnWndProc
Definition: winuser.h:3266
_WNDCLASSA::cbClsExtra
int cbClsExtra
Definition: winuser.h:3267
MSG
TW_UINT32 TW_UINT16 TW_UINT16 MSG
Definition: twain.h:1829
GetLastError
DWORD WINAPI GetLastError(void)
Definition: except.c:1042
GetStockObject
HGDIOBJ WINAPI GetStockObject(_In_ int)
GRAY_BRUSH
#define GRAY_BRUSH
Definition: wingdi.h:898
CS_VREDRAW
#define CS_VREDRAW
Definition: winuser.h:666
TranslateMessage
BOOL WINAPI TranslateMessage(_In_ const MSG *)
ShowWindow
BOOL WINAPI ShowWindow(_In_ HWND, _In_ int)
CS_HREDRAW
#define CS_HREDRAW
Definition: winuser.h:661
IDC_ARROW
#define IDC_ARROW
Definition: winuser.h:695
IDI_APPLICATION
#define IDI_APPLICATION
Definition: winuser.h:712
CreateWindow
#define CreateWindow
Definition: winuser.h:5865
GetMessage
#define GetMessage
Definition: winuser.h:5901
LoadIcon
#define LoadIcon
Definition: winuser.h:5924
LoadCursor
#define LoadCursor
Definition: winuser.h:5923
CW_USEDEFAULT
#define CW_USEDEFAULT
Definition: winuser.h:225
RegisterClass
#define RegisterClass
Definition: winuser.h:5947
DispatchMessage
#define DispatchMessage
Definition: winuser.h:5876
LPCTSTR
const CHAR * LPCTSTR
Definition: xmlstorage.h:193

Variable Documentation

◆ Colors

RGBQUAD Colors[]
static
Initial value:
=
{
{ 0x00, 0x00, 0x00, 0x00 },
{ 0x00, 0x00, 0x80, 0x00 },
{ 0x00, 0x80, 0x00, 0x00 },
{ 0x00, 0x80, 0x80, 0x00 },
{ 0x80, 0x00, 0x00, 0x00 },
{ 0x80, 0x00, 0x80, 0x00 },
{ 0x80, 0x80, 0x00, 0x00 },
{ 0x80, 0x80, 0x80, 0x00 },
{ 0xc0, 0xc0, 0xc0, 0x00 },
{ 0x00, 0x00, 0xFF, 0x00 },
{ 0x00, 0xFF, 0x00, 0x00 },
{ 0x00, 0xFF, 0xFF, 0x00 },
{ 0xFF, 0x00, 0x00, 0x00 },
{ 0xFF, 0x00, 0xFF, 0x00 },
{ 0xFF, 0xFF, 0x00, 0x00 },
{ 0xFF, 0xFF, 0xFF, 0x00 }
}

Definition at line 7 of file dibtest.c.