ReactOS 0.4.15-dev-5666-gc548b97
fontboxeswnd.c
Go to the documentation of this file.
1/*
2 * PROJECT: ReactOS VGA Font Editor
3 * LICENSE: GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
4 * PURPOSE: Implements the window showing the character boxes for a font
5 * COPYRIGHT: Copyright 2008 Colin Finck (colin@reactos.org)
6 */
7
8#include "precomp.h"
9
10static const WCHAR szFontBoxesWndClass[] = L"VGAFontEditFontBoxesWndClass";
11
12static VOID
13DrawCharacterPixel(IN PAINTSTRUCT *ps, IN UINT uCharacter, IN UCHAR uRow, IN UCHAR uColumn, IN UCHAR uBit, IN COLORREF clBackground)
14{
15 INT x;
16 INT y;
17
18 x = (uCharacter % 16) * (CHARACTER_BOX_WIDTH + CHARACTER_BOX_PADDING) + 24 + uColumn;
19 y = (uCharacter / 16) * (CHARACTER_BOX_HEIGHT + CHARACTER_BOX_PADDING)+ 1 + CHARACTER_INFO_BOX_HEIGHT + 2 + uRow;
20
21 SetPixel( ps->hdc, x, y, (uBit ? 0 : clBackground) );
22}
23
24VOID
25GetCharacterRect(IN UINT uFontRow, IN UINT uFontColumn, OUT LPRECT CharacterRect)
26{
27 CharacterRect->left = uFontColumn * (CHARACTER_BOX_WIDTH + CHARACTER_BOX_PADDING);
28 CharacterRect->top = uFontRow * (CHARACTER_BOX_HEIGHT + CHARACTER_BOX_PADDING);
29 CharacterRect->right = CharacterRect->left + CHARACTER_BOX_WIDTH;
30 CharacterRect->bottom = CharacterRect->top + CHARACTER_BOX_HEIGHT;
31}
32
33static INT
34FontBoxesHitTest(IN UINT xPos, IN UINT yPos, OUT LPRECT CharacterRect)
35{
36 UINT uFontColumn;
37 UINT uFontRow;
38
39 uFontColumn = xPos / (CHARACTER_BOX_WIDTH + CHARACTER_BOX_PADDING);
40 uFontRow = yPos / (CHARACTER_BOX_HEIGHT + CHARACTER_BOX_PADDING);
41 GetCharacterRect(uFontRow, uFontColumn, CharacterRect);
42
43 if(xPos > (UINT)CharacterRect->right || yPos > (UINT)CharacterRect->bottom)
44 // The user clicked on separator space, so return HITTEST_SEPARATOR
45 return HITTEST_SEPARATOR;
46 else
47 // Return the character number
48 return (uFontRow * 16 + uFontColumn);
49}
50
51static VOID
53{
54 LPRECT pCharacterRect;
55 RECT OldCharacterRect;
56 UINT uFontColumn;
57 UINT uFontRow;
58
59 // Remove the selection of the old character
60 GetCharacterPosition(Info->uSelectedCharacter, &uFontRow, &uFontColumn);
61 GetCharacterRect(uFontRow, uFontColumn, &OldCharacterRect);
62 InvalidateRect(Info->hFontBoxesWnd, &OldCharacterRect, FALSE);
63
64 // You may pass the RECT of the new character, otherwise we'll allocate memory for one and get it ourselves
65 if(NewCharacterRect)
66 pCharacterRect = NewCharacterRect;
67 else
68 {
69 GetCharacterPosition(uNewCharacter, &uFontRow, &uFontColumn);
70 pCharacterRect = (LPRECT) HeapAlloc( hProcessHeap, 0, sizeof(RECT) );
71 GetCharacterRect(uFontRow, uFontColumn, pCharacterRect);
72 }
73
74 // Select the new character
75 Info->uSelectedCharacter = uNewCharacter;
76 InvalidateRect(Info->hFontBoxesWnd, pCharacterRect, FALSE);
77
78 if(!NewCharacterRect)
79 HeapFree(hProcessHeap, 0, pCharacterRect);
80}
81
82static VOID
84{
85 COLORREF clBackground;
86 HBRUSH hBrush = 0;
87 HBRUSH hOldBrush = 0;
88 HDC hBoxDC;
90 HFONT hOldFont;
91 RECT CharacterRect;
92 UINT uFontColumn;
93 UINT uStartColumn;
94 UINT uEndColumn;
95 UINT uFontRow;
96 UINT uStartRow;
97 UINT uEndRow;
98 UINT uCharacter;
99 UCHAR uCharacterColumn;
100 UCHAR uCharacterRow;
101 UCHAR uBit;
102 WCHAR szInfoText[9];
103 HBITMAP hBitmapOld;
104
105 // Preparations
106 hBoxDC = CreateCompatibleDC(NULL);
107 hBitmapOld = SelectObject(hBoxDC, Info->MainWndInfo->hBoxBmp);
108
109 hFont = CreateFontW(13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, L"Tahoma");
110 hOldFont = SelectObject(ps->hdc, hFont);
111
112 SetBkMode( ps->hdc, TRANSPARENT );
113
114 // What ranges do we have to draw?
115 uStartRow = ps->rcPaint.top / (CHARACTER_BOX_HEIGHT + CHARACTER_BOX_PADDING);
116 uEndRow = ps->rcPaint.bottom / (CHARACTER_BOX_HEIGHT + CHARACTER_BOX_PADDING);
117 uStartColumn = ps->rcPaint.left / (CHARACTER_BOX_WIDTH + CHARACTER_BOX_PADDING);
118 uEndColumn = ps->rcPaint.right / (CHARACTER_BOX_WIDTH + CHARACTER_BOX_PADDING);
119
120 for(uFontRow = uStartRow; uFontRow <= uEndRow; uFontRow++)
121 {
122 for(uFontColumn = uStartColumn; uFontColumn <= uEndColumn; uFontColumn++)
123 {
124 GetCharacterRect(uFontRow, uFontColumn, &CharacterRect);
125 uCharacter = uFontRow * 16 + uFontColumn;
126
127 // Draw the Character Info Box (header)
128 BitBlt(ps->hdc,
129 CharacterRect.left,
130 CharacterRect.top,
133 hBoxDC,
134 0,
135 0,
136 SRCCOPY);
137
138 // Draw the header text
139 wsprintfW(szInfoText, L"%02u = %02X", uCharacter, uCharacter);
140 DrawTextW( ps->hdc, szInfoText, -1, &CharacterRect, DT_CENTER );
141
142 // Draw the Character Bitmap Box (rectangle with the actual character)
143 if(Info->uSelectedCharacter == uCharacter)
144 {
145 clBackground = RGB(255, 255, 0);
146 hBrush = CreateSolidBrush(clBackground);
147 hOldBrush = SelectObject(ps->hdc, hBrush);
148 }
149 else
150 {
151 clBackground = RGB(255, 255, 255);
153 }
154
155 Rectangle(ps->hdc,
156 CharacterRect.left,
157 CharacterRect.top + CHARACTER_INFO_BOX_HEIGHT,
158 CharacterRect.right,
159 CharacterRect.bottom);
160
161 // Draw the actual character into the box
162 for(uCharacterRow = 0; uCharacterRow < 8; uCharacterRow++)
163 {
164 for(uCharacterColumn = 0; uCharacterColumn < 8; uCharacterColumn++)
165 {
166 uBit = Info->Font->Bits[uCharacter * 8 + uCharacterRow] << uCharacterColumn & 0x80;
167 DrawCharacterPixel(ps, uCharacter, uCharacterRow, uCharacterColumn, uBit, clBackground);
168 }
169 }
170 }
171 }
172
173 SelectObject(hBoxDC, hBitmapOld);
174 SelectObject(ps->hdc, hOldFont);
176 SelectObject(ps->hdc, hOldBrush);
177 DeleteObject(hBrush);
178 DeleteDC(hBoxDC);
179}
180
181VOID
183{
184 PEDIT_GLYPH_INFO EditGlyphInfo;
185
186 // Has the window for this character already been opened?
187 EditGlyphInfo = FontWndInfo->FirstEditGlyphWnd;
188
189 while(EditGlyphInfo)
190 {
191 if(EditGlyphInfo->uCharacter == FontWndInfo->uSelectedCharacter)
192 {
193 // Yes, it has. Bring it to the front.
194 SetFocus(EditGlyphInfo->hSelf);
195 return;
196 }
197
198 EditGlyphInfo = EditGlyphInfo->NextEditGlyphWnd;
199 }
200
201 // No. Then create a new one
202 EditGlyphInfo = (PEDIT_GLYPH_INFO) HeapAlloc( hProcessHeap, 0, sizeof(EDIT_GLYPH_INFO) );
203 EditGlyphInfo->FontWndInfo = FontWndInfo;
204 EditGlyphInfo->uCharacter = FontWndInfo->uSelectedCharacter;
205 RtlCopyMemory( EditGlyphInfo->CharacterBits, FontWndInfo->Font->Bits + FontWndInfo->uSelectedCharacter * 8, sizeof(EditGlyphInfo->CharacterBits) );
206
207 // Add the new window to the linked list
208 EditGlyphInfo->PrevEditGlyphWnd = FontWndInfo->LastEditGlyphWnd;
209 EditGlyphInfo->NextEditGlyphWnd = NULL;
210
211 if(FontWndInfo->LastEditGlyphWnd)
212 FontWndInfo->LastEditGlyphWnd->NextEditGlyphWnd = EditGlyphInfo;
213 else
214 FontWndInfo->FirstEditGlyphWnd = EditGlyphInfo;
215
216 FontWndInfo->LastEditGlyphWnd = EditGlyphInfo;
217
218 // Open the window as a modeless dialog, so people can edit several characters at the same time.
219 EditGlyphInfo->hSelf = CreateDialogParamW(hInstance, MAKEINTRESOURCEW(IDD_EDITGLYPH), FontWndInfo->hSelf, EditGlyphDlgProc, (LPARAM)EditGlyphInfo);
220 ShowWindow(EditGlyphInfo->hSelf, SW_SHOW);
221}
222
223VOID
225{
226 FontWndInfo->hFontBoxesWnd = CreateWindowExW(0,
228 0,
230 0,
231 0,
232 0,
233 0,
234 FontWndInfo->hSelf,
235 NULL,
236 hInstance,
237 FontWndInfo);
238}
239
240static LRESULT CALLBACK
242{
244
246
247 if(Info || uMsg == WM_CREATE)
248 {
249 switch(uMsg)
250 {
251 case WM_CREATE:
252 Info = (PFONT_WND_INFO)( ( (LPCREATESTRUCT)lParam )->lpCreateParams );
254
255 // Set a fixed window size
257
258 return 0;
259
260 case WM_DESTROY:
262 return 0;
263
264 case WM_KEYDOWN:
265 switch(wParam)
266 {
267 case VK_DOWN:
268 if(Info->uSelectedCharacter < 239)
269 SetSelectedCharacter(Info, Info->uSelectedCharacter + 16, NULL);
270 return 0;
271
272 case VK_LEFT:
273 if(Info->uSelectedCharacter)
274 SetSelectedCharacter(Info, Info->uSelectedCharacter - 1, NULL);
275 return 0;
276
277 case VK_RETURN:
279 return 0;
280
281 case VK_RIGHT:
282 if(Info->uSelectedCharacter < 255)
283 SetSelectedCharacter(Info, Info->uSelectedCharacter + 1, NULL);
284 return 0;
285
286 case VK_UP:
287 if(Info->uSelectedCharacter > 15)
288 SetSelectedCharacter(Info, Info->uSelectedCharacter - 16, NULL);
289 return 0;
290 }
291
292 break;
293
294 case WM_LBUTTONDBLCLK:
295 {
297 return 0;
298 }
299
300 case WM_LBUTTONDOWN:
301 {
302 RECT CharacterRect;
303 INT iRet;
304
305 iRet = FontBoxesHitTest( GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam), &CharacterRect );
306
307 if(iRet >= 0)
308 SetSelectedCharacter( Info, (UINT)iRet, &CharacterRect );
309
310 return 0;
311 }
312
313 case WM_PAINT:
314 {
315 PAINTSTRUCT ps;
316
317 BeginPaint(hwnd, &ps);
318 DrawProc(Info, &ps);
319 EndPaint(hwnd, &ps);
320
321 return 0;
322 }
323 }
324 }
325
326 return DefWindowProcW(hwnd, uMsg, wParam, lParam);
327}
328
329BOOL
331{
332 WNDCLASSW wc = {0,};
333
335 wc.hInstance = hInstance;
337 wc.hbrBackground = (HBRUSH)( COLOR_BTNFACE + 1 );
339 wc.style = CS_DBLCLKS;
340
341 return RegisterClassW(&wc) != 0;
342}
343
344VOID
346{
348}
FORCEINLINE VOID SetPixel(_In_ ULONG Left, _In_ ULONG Top, _In_ UCHAR Color)
Definition: arm.h:50
HFONT hFont
Definition: main.c:53
HINSTANCE hInstance
Definition: charmap.c:19
WPARAM wParam
Definition: combotst.c:138
LPARAM lParam
Definition: combotst.c:139
#define NULL
Definition: types.h:112
#define FALSE
Definition: types.h:117
#define HeapAlloc
Definition: compat.h:733
#define HeapFree(x, y, z)
Definition: compat.h:735
#define CALLBACK
Definition: compat.h:35
static VOID NTAPI 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:49
#define RGB(r, g, b)
Definition: precomp.h:62
INT_PTR CALLBACK EditGlyphDlgProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
Definition: editglyphdlg.c:119
unsigned int BOOL
Definition: ntddk_ex.h:94
static const WCHAR szFontBoxesWndClass[]
Definition: fontboxeswnd.c:10
static VOID SetSelectedCharacter(IN PFONT_WND_INFO Info, IN UINT uNewCharacter, OPTIONAL IN LPRECT NewCharacterRect)
Definition: fontboxeswnd.c:52
VOID UnInitFontBoxesWndClass(VOID)
Definition: fontboxeswnd.c:345
BOOL InitFontBoxesWndClass(VOID)
Definition: fontboxeswnd.c:330
static LRESULT CALLBACK FontBoxesWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
Definition: fontboxeswnd.c:241
VOID GetCharacterRect(IN UINT uFontRow, IN UINT uFontColumn, OUT LPRECT CharacterRect)
Definition: fontboxeswnd.c:25
VOID CreateFontBoxesWindow(IN PFONT_WND_INFO FontWndInfo)
Definition: fontboxeswnd.c:224
VOID EditCurrentGlyph(PFONT_WND_INFO FontWndInfo)
Definition: fontboxeswnd.c:182
static VOID DrawCharacterPixel(IN PAINTSTRUCT *ps, IN UINT uCharacter, IN UCHAR uRow, IN UCHAR uColumn, IN UCHAR uBit, IN COLORREF clBackground)
Definition: fontboxeswnd.c:13
static INT FontBoxesHitTest(IN UINT xPos, IN UINT yPos, OUT LPRECT CharacterRect)
Definition: fontboxeswnd.c:34
static VOID DrawProc(IN PFONT_WND_INFO Info, IN PAINTSTRUCT *ps)
Definition: fontboxeswnd.c:83
pKey DeleteObject()
GLint GLint GLint GLint GLint x
Definition: gl.h:1548
GLint GLint GLint GLint GLint GLint y
Definition: gl.h:1548
HANDLE hProcessHeap
Definition: kbswitch.c:34
#define FONT_BOXES_WND_HEIGHT
Definition: precomp.h:107
struct _FONT_WND_INFO * PFONT_WND_INFO
Definition: precomp.h:36
static __inline VOID GetCharacterPosition(IN UINT uCharacter, OUT PUINT uFontRow, OUT PUINT uFontColumn)
Definition: precomp.h:142
#define FONT_BOXES_WND_WIDTH
Definition: precomp.h:106
#define CHARACTER_BOX_PADDING
Definition: precomp.h:105
#define HITTEST_SEPARATOR
Definition: precomp.h:112
#define CHARACTER_BOX_WIDTH
Definition: precomp.h:103
struct _EDIT_GLYPH_INFO * PEDIT_GLYPH_INFO
Definition: precomp.h:37
#define CHARACTER_INFO_BOX_HEIGHT
Definition: precomp.h:101
#define CHARACTER_BOX_HEIGHT
Definition: precomp.h:104
#define IDD_EDITGLYPH
Definition: resource.h:29
static HBITMAP
Definition: button.c:44
static HDC
Definition: imagelist.c:92
static DWORD *static HFONT(WINAPI *pCreateFontIndirectExA)(const ENUMLOGFONTEXDVA *)
__int3264 LONG_PTR
Definition: mstsclib_h.h:276
unsigned int UINT
Definition: ndis.h:50
INT WINAPI DrawTextW(HDC hdc, LPCWSTR str, INT count, LPRECT rect, UINT flags)
Definition: defwnd.c:17
#define L(x)
Definition: ntvdm.h:50
#define WS_CHILD
Definition: pedump.c:617
#define WS_VISIBLE
Definition: pedump.c:620
PULONG MinorVersion OPTIONAL
Definition: CrossNt.h:68
UCHAR Bits[2048]
Definition: raw.h:13
PFONT_WND_INFO FontWndInfo
Definition: precomp.h:83
PEDIT_GLYPH_INFO PrevEditGlyphWnd
Definition: precomp.h:93
PEDIT_GLYPH_INFO NextEditGlyphWnd
Definition: precomp.h:94
UINT uCharacter
Definition: precomp.h:85
UCHAR CharacterBits[8]
Definition: precomp.h:86
UINT uSelectedCharacter
Definition: precomp.h:72
PBITMAP_FONT Font
Definition: precomp.h:68
PEDIT_GLYPH_INFO FirstEditGlyphWnd
Definition: precomp.h:77
PEDIT_GLYPH_INFO LastEditGlyphWnd
Definition: precomp.h:78
HWND hSelf
Definition: precomp.h:70
LPCWSTR lpszClassName
Definition: winuser.h:3175
HBRUSH hbrBackground
Definition: winuser.h:3173
HINSTANCE hInstance
Definition: winuser.h:3170
UINT style
Definition: winuser.h:3166
WNDPROC lpfnWndProc
Definition: winuser.h:3167
HCURSOR hCursor
Definition: winuser.h:3172
LONG right
Definition: windef.h:308
LONG bottom
Definition: windef.h:309
LONG top
Definition: windef.h:307
LONG left
Definition: windef.h:306
#define GWLP_USERDATA
Definition: treelist.c:63
int32_t INT
Definition: typedefs.h:58
#define RtlCopyMemory(Destination, Source, Length)
Definition: typedefs.h:263
#define IN
Definition: typedefs.h:39
#define OUT
Definition: typedefs.h:40
_Must_inspect_result_ _In_ WDFCHILDLIST _In_ PWDF_CHILD_LIST_ITERATOR _Out_ WDFDEVICE _Inout_opt_ PWDF_CHILD_RETRIEVE_INFO Info
Definition: wdfchildlist.h:690
#define LPRECT
Definition: precomp.h:28
_In_ LONG _In_ HWND hwnd
Definition: winddi.h:4023
LONG_PTR LPARAM
Definition: windef.h:208
LONG_PTR LRESULT
Definition: windef.h:209
UINT_PTR WPARAM
Definition: windef.h:207
DWORD COLORREF
Definition: windef.h:300
#define GET_Y_LPARAM(lp)
Definition: windowsx.h:300
#define GET_X_LPARAM(lp)
Definition: windowsx.h:299
HGDIOBJ WINAPI GetStockObject(_In_ int)
HGDIOBJ WINAPI SelectObject(_In_ HDC, _In_ HGDIOBJ)
Definition: dc.c:1539
HDC WINAPI CreateCompatibleDC(_In_opt_ HDC hdc)
#define TRANSPARENT
Definition: wingdi.h:950
#define SRCCOPY
Definition: wingdi.h:333
#define WHITE_BRUSH
Definition: wingdi.h:902
HFONT WINAPI CreateFontW(_In_ int, _In_ int, _In_ int, _In_ int, _In_ int, _In_ DWORD, _In_ DWORD, _In_ DWORD, _In_ DWORD, _In_ DWORD, _In_ DWORD, _In_ DWORD, _In_ DWORD, _In_opt_ LPCWSTR)
BOOL WINAPI Rectangle(_In_ HDC, _In_ int, _In_ int, _In_ int, _In_ int)
int WINAPI SetBkMode(_In_ HDC, _In_ int)
Definition: dc.c:1056
HBRUSH WINAPI CreateSolidBrush(_In_ COLORREF)
BOOL WINAPI DeleteDC(_In_ HDC)
#define WM_PAINT
Definition: winuser.h:1610
HWND WINAPI CreateDialogParamW(_In_opt_ HINSTANCE, _In_ LPCWSTR, _In_opt_ HWND, _In_opt_ DLGPROC, _In_ LPARAM)
#define GetWindowLongPtrW
Definition: winuser.h:4819
BOOL WINAPI ShowWindow(_In_ HWND, _In_ int)
#define DT_CENTER
Definition: winuser.h:527
LRESULT WINAPI DefWindowProcW(_In_ HWND, _In_ UINT, _In_ WPARAM, _In_ LPARAM)
#define WM_CREATE
Definition: winuser.h:1598
int WINAPIV wsprintfW(_Out_ LPWSTR, _In_ _Printf_format_string_ LPCWSTR,...)
BOOL WINAPI SetWindowPos(_In_ HWND, _In_opt_ HWND, _In_ int, _In_ int, _In_ int, _In_ int, _In_ UINT)
#define WM_LBUTTONDBLCLK
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#define SWP_NOMOVE
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ATOM WINAPI RegisterClassW(_In_ CONST WNDCLASSW *)
#define IDC_ARROW
Definition: winuser.h:682
#define VK_UP
Definition: winuser.h:2215
#define CS_DBLCLKS
Definition: winuser.h:646
#define WM_LBUTTONDOWN
Definition: winuser.h:1766
#define VK_RETURN
Definition: winuser.h:2191
HWND WINAPI SetFocus(_In_opt_ HWND)
HWND WINAPI CreateWindowExW(_In_ DWORD dwExStyle, _In_opt_ LPCWSTR lpClassName, _In_opt_ LPCWSTR lpWindowName, _In_ DWORD dwStyle, _In_ int X, _In_ int Y, _In_ int nWidth, _In_ int nHeight, _In_opt_ HWND hWndParent, _In_opt_ HMENU hMenu, _In_opt_ HINSTANCE hInstance, _In_opt_ LPVOID lpParam)
BOOL WINAPI EndPaint(_In_ HWND, _In_ const PAINTSTRUCT *)
#define LoadCursor
Definition: winuser.h:5802
#define VK_LEFT
Definition: winuser.h:2214
#define VK_RIGHT
Definition: winuser.h:2216
#define VK_DOWN
Definition: winuser.h:2217
#define SW_SHOW
Definition: winuser.h:769
#define WM_DESTROY
Definition: winuser.h:1599
BOOL WINAPI UnregisterClassW(_In_ LPCWSTR, HINSTANCE)
#define WM_KEYDOWN
Definition: winuser.h:1705
BOOL WINAPI InvalidateRect(_In_opt_ HWND, _In_opt_ LPCRECT, _In_ BOOL)
#define MAKEINTRESOURCEW(i)
Definition: winuser.h:582
#define SWP_NOZORDER
Definition: winuser.h:1237
HDC WINAPI BeginPaint(_In_ HWND, _Out_ LPPAINTSTRUCT)
#define SetWindowLongPtrW
Definition: winuser.h:5336
#define COLOR_BTNFACE
Definition: winuser.h:922
unsigned char UCHAR
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__wchar_t WCHAR
Definition: xmlstorage.h:180